/* ── Local Font-Face Definitions ── */
/* cyrillic */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTjYgFE_.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTPYgFE_.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTLYgFE_.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTzYgA.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTjYgFE_.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTPYgFE_.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTLYgFE_.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTzYgA.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTjYgFE_.woff2") format('woff2');
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
/* vietnamese */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTPYgFE_.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTLYgFE_.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Playfair Display';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Playfair_Display/nuFiD-vYSZviVYUb_rj3ij__anPXDTzYgA.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko70yyygA.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko50yyygA.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko40yyygA.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko20yw.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko70yyygA.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko50yyygA.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko40yyygA.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko20yw.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko70yyygA.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko50yyygA.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko40yyygA.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko20yw.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko70yyygA.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko50yyygA.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko40yyygA.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko20yw.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* cyrillic-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko70yyygA.woff2") format('woff2');
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
/* vietnamese */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko50yyygA.woff2") format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
/* latin-ext */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko40yyygA.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("fonts/Plus_Jakarta_Sans/LDIoaomQNQcsA88c7O9yZ4KMCoOg4Ko20yw.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}


/* ── Design Tokens :root ── */
:root {
  --cseli-primary: #D4AF37;
  --cseli-primary-hover: #B8972E;
  --cseli-secondary: #141414;
  --cseli-accent: #eab308;
  --cseli-bg: #0a0a0a;
  --cseli-surface: #141417;
  --cseli-surface-card: #1a1a20;
  --cseli-text: #f5f5f5;
  --cseli-text-muted: #a1a1aa;
  --cseli-border: #2a2824;
  --cseli-font-heading: 'Plus Jakarta Sans', sans-serif;
  --cseli-font-body: 'Playfair Display', sans-serif;
  --cseli-font-size-base: 16px;
  --cseli-line-height: 1.6;
  --cseli-radius: 0.25rem;
  --cseli-section-py: 6rem;
  --cseli-container-max-w: 1200px;
  --cseli-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.5);
}

/* ── Canonical CSELI-IT Engine CSS ── */
/**
 * CSELI-IT V2 Ultra Engine — Canonical Core CSS Runtime (cseli_engine.css)
 * 
 * SSoT: Single Source of Truth for deterministic semantic layout classes.
 * Relies entirely on CSS Custom Properties (:root { --cseli-*: ... }) compiled by ThemeTokens.
 * Replaces dynamic arbitrary Tailwind safelist classes with stable, predictable classes.
 */

/* ── 1. Reset & Global Base ──────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--cseli-font-size-base, 16px);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--cseli-bg, #0f172a);
  color: var(--cseli-text, #f8fafc);
  font-family: var(--cseli-font-body, system-ui, sans-serif);
  line-height: var(--cseli-line-height, 1.6);
  min-height: 100vh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  color: var(--cseli-text, #f8fafc);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

a {
  color: var(--cseli-primary, #6366f1);
  text-decoration: none;
  transition: color 0.15s ease-in-out;
}

a:hover {
  color: var(--cseli-primary-hover, #4f46e5);
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ── 2. Container & Section Framework ───────────────────────────────────── */
.cseli-container {
  width: 100%;
  max-width: var(--cseli-container-max-w, 1280px);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.cseli-container-wide {
  max-width: 1440px;
}

.cseli-container-full {
  max-width: 100%;
  padding-left: 1rem;
  padding-right: 1rem;
}

.cseli-section {
  padding-top: var(--cseli-section-py, 5rem);
  padding-bottom: var(--cseli-section-py, 5rem);
  position: relative;
  width: 100%;
}

.cseli-section-sm {
  padding-top: calc(var(--cseli-section-py, 5rem) * 0.6);
  padding-bottom: calc(var(--cseli-section-py, 5rem) * 0.6);
}

.cseli-section-lg {
  padding-top: calc(var(--cseli-section-py, 5rem) * 1.4);
  padding-bottom: calc(var(--cseli-section-py, 5rem) * 1.4);
}

/* Section Header Typography */
.cseli-section-header {
  margin-bottom: 3.5rem;
}

.cseli-section-header.cseli-centered,
.cseli-centered {
  text-align: center;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
}

.cseli-section-eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--cseli-accent, #f59e0b);
  margin-bottom: 0.6rem;
}

.cseli-section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.cseli-section-subtitle {
  font-size: 1.15rem;
  color: var(--cseli-text-muted, #94a3b8);
  line-height: 1.6;
}

.cseli-section-body {
  font-size: 1.05rem;
  color: var(--cseli-text-muted, #94a3b8);
  line-height: 1.7;
  margin-top: 1rem;
}

.cseli-section-cta {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.cseli-centered .cseli-section-cta {
  justify-content: center;
}

/* ── 3. Grid Engine & Layout Archetypes ──────────────────────────────────── */
.cseli-grid {
  display: grid;
  width: 100%;
}

.cseli-grid-cols-1 {
  grid-template-columns: repeat(1, minmax(0, 1fr));
}

.cseli-grid-cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cseli-grid-cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cseli-grid-cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Gaps */
.cseli-gap-none {
  gap: 0;
}

.cseli-gap-sm {
  gap: 1rem;
}

.cseli-gap {
  gap: 1.75rem;
}

.cseli-gap-lg {
  gap: 2.5rem;
}

/* Split Layouts */
.cseli-split-left,
.cseli-split-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 3rem;
}

.cseli-split-visual--empty {
  display: none;
}

.cseli-split-left:has(> .cseli-split-visual--empty),
.cseli-split-right:has(> .cseli-split-visual--empty) {
  grid-template-columns: minmax(0, 820px);
}

.cseli-split-right:has(> .cseli-split-visual--empty) {
  justify-content: end;
}

/* Bento Grid Archetypes */
.cseli-bento-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.cseli-bento-3 > :first-child {
  grid-column: span 2;
}

.cseli-bento-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.cseli-bento-4 > :first-child {
  grid-column: span 2;
  grid-row: span 2;
}

/* ── 4. Atomic Card Engine Styles ────────────────────────────────────────── */
.cseli-card {
  background-color: var(--cseli-surface-card, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
  border-radius: var(--cseli-radius, 0.75rem);
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.2s;
}

.cseli-card:hover {
  transform: translateY(-3px);
  border-color: var(--cseli-primary, #6366f1);
}

.cseli-card-highlighted {
  border-color: var(--cseli-primary, #6366f1);
  box-shadow: 0 0 25px -5px var(--cseli-primary, rgba(99, 102, 241, 0.3));
}

/* Card internal slots */
.cseli-card-media {
  width: 100%;
  border-radius: calc(var(--cseli-radius, 0.75rem) * 0.7);
  overflow: hidden;
  margin-bottom: 1.25rem;
}

.cseli-card-eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  color: var(--cseli-accent, #f59e0b);
  margin-bottom: 0.5rem;
}

.cseli-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
  margin-bottom: 0.5rem;
}

.cseli-card-subtitle {
  font-size: 0.95rem;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 0.75rem;
}

.cseli-card-body {
  font-size: 0.95rem;
  color: var(--cseli-text-muted, #94a3b8);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.cseli-card-value {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
  margin-top: auto;
  margin-bottom: 1.25rem;
}

.cseli-card-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.cseli-card-features li {
  font-size: 0.9rem;
  color: var(--cseli-text, #f8fafc);
  padding: 0.4rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cseli-card-actions {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Card Floating Badge */
.cseli-card-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  z-index: 2;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Rating Stars */
.cseli-card-rating {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-bottom: 0.75rem;
  color: var(--cseli-accent, #f59e0b);
}

.cseli-card-rating svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: currentColor;
}

.cseli-card-rating-score {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--cseli-text-muted, #94a3b8);
  margin-left: 0.35rem;
}

/* Author Row (Testimonials) */
.cseli-card-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--cseli-border, #334155);
}

.cseli-card-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  object-fit: cover;
  border: 2px solid var(--cseli-primary, #6366f1);
  flex-shrink: 0;
}

/* ── Archetype Specific Layouts ──────────────────────────────────────────── */
/* 1. Service / Feature Archetype */
.cseli-card--service .cseli-card-media {
  max-height: 200px;
  object-fit: cover;
}

/* 2. Pricing Archetype */
.cseli-card--pricing {
  text-align: left;
}

.cseli-card--pricing .cseli-card-value {
  color: var(--cseli-primary, #6366f1);
  letter-spacing: -0.03em;
}

.cseli-card--pricing .cseli-card-actions .cseli-btn {
  width: 100%;
}

.cseli-card--pricing .cseli-card-features li svg {
  color: var(--cseli-primary, #6366f1);
  flex-shrink: 0;
  width: 1.1rem;
  height: 1.1rem;
}

/* 3. Testimonial Archetype */
.cseli-card--testimonial {
  justify-content: space-between;
}

.cseli-card--testimonial .cseli-card-body {
  font-style: italic;
  font-size: 1rem;
  position: relative;
}

/* 4. Team / Profile Archetype */
.cseli-card--team .cseli-card-media {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: var(--cseli-radius, 0.75rem);
}

.cseli-card--team .cseli-card-title {
  font-size: 1.25rem;
}

/* 5. Gallery / Portfolio Archetype */
.cseli-card--gallery {
  padding: 0;
  border: none;
  background: transparent;
}

.cseli-card--gallery .cseli-card-media {
  margin-bottom: 0;
  aspect-ratio: 16 / 10;
  border-radius: var(--cseli-radius, 0.75rem);
  transition: transform 0.3s ease;
}

.cseli-card--gallery:hover .cseli-card-media {
  transform: scale(1.02);
}

.cseli-card--gallery .cseli-card-content {
  padding: 1rem 0.25rem;
}

/* ── 5. Buttons & Badges ─────────────────────────────────────────────────── */
.cseli-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--cseli-radius, 0.75rem);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  text-align: center;
}

.cseli-btn-primary {
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff !important;
}

.cseli-btn-primary:hover {
  background-color: var(--cseli-primary-hover, #4f46e5);
  transform: translateY(-1px);
}

.cseli-btn-secondary {
  background-color: var(--cseli-secondary, #1e293b);
  color: var(--cseli-text, #f8fafc) !important;
  border-color: var(--cseli-border, #334155);
}

.cseli-btn-secondary:hover {
  background-color: var(--cseli-border, #334155);
}

.cseli-btn-outline {
  background-color: transparent;
  color: var(--cseli-text, #f8fafc) !important;
  border-color: var(--cseli-border, #334155);
}

.cseli-btn-outline:hover {
  border-color: var(--cseli-primary, #6366f1);
  color: var(--cseli-primary, #6366f1) !important;
}

.cseli-badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 9999px;
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
}

/* ── 6. Utilities ────────────────────────────────────────────────────────── */
.cseli-rounded {
  border-radius: var(--cseli-radius, 0.75rem);
}

.cseli-rounded-full {
  border-radius: 9999px;
}

.cseli-rounded-none {
  border-radius: 0;
}

.cseli-shadow {
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

.cseli-shadow-none {
  box-shadow: none;
}

/* ── 7. Responsive Breakpoints ───────────────────────────────────────────── */

/* Tablet Breakpoint (max-width: 1023px) */
@media (max-width: 1023px) {
  .cseli-grid-cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .cseli-grid-cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cseli-bento-3,
  .cseli-bento-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .cseli-bento-4 > :first-child {
    grid-column: span 2;
    grid-row: span 1;
  }
}

/* Mobile Breakpoint (max-width: 639px) */
@media (max-width: 639px) {
  .cseli-grid-cols-4,
  .cseli-grid-cols-3,
  .cseli-grid-cols-2 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }

  .cseli-split-left,
  .cseli-split-right {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .cseli-bento-3,
  .cseli-bento-4 {
    grid-template-columns: 1fr;
  }

  .cseli-bento-3 > :first-child,
  .cseli-bento-4 > :first-child {
    grid-column: span 1;
    grid-row: span 1;
  }

  .cseli-section {
    padding-top: calc(var(--cseli-section-py, 5rem) * 0.7);
    padding-bottom: calc(var(--cseli-section-py, 5rem) * 0.7);
  }

  .cseli-card {
    padding: 1.25rem;
  }
}

/* ── 8. Universal Hero Engine ────────────────────────────────────────────── */

.cseli-hero {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  box-sizing: border-box;
}

.cseli-hero--100vh {
  min-height: 100vh;
  min-height: 100dvh;
}

.cseli-hero--90vh {
  min-height: 90vh;
  min-height: 90dvh;
}

.cseli-hero--80vh {
  min-height: 80vh;
  min-height: 80dvh;
}

.cseli-hero--overlap-nav {
  padding-top: calc(var(--cseli-section-py, 5rem) + 4rem);
}

/* Background image hero */
.cseli-hero--bg-mode {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Overlay veil */
.cseli-hero-veil {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  background-color: var(--cseli-bg, #0f172a);
}

/* Mesh gradient overlay */
.cseli-mesh-gradient-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
  background-image: 
    radial-gradient(at 15% 20%, color-mix(in srgb, var(--cseli-primary, #6366f1) 35%, transparent) 0px, transparent 55%),
    radial-gradient(at 85% 25%, color-mix(in srgb, var(--cseli-accent, #38bdf8) 25%, transparent) 0px, transparent 50%),
    radial-gradient(at 50% 85%, color-mix(in srgb, var(--cseli-primary-hover, #4f46e5) 20%, transparent) 0px, transparent 50%);
  filter: blur(40px);
}

.cseli-hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
}

.cseli-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: color-mix(in srgb, var(--cseli-primary, #6366f1) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 30%, transparent);
  color: var(--cseli-primary, #6366f1);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.cseli-hero-title {
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: var(--cseli-text, #f8fafc);
}

.cseli-hero-title-highlight {
  color: var(--cseli-primary, #6366f1);
  display: inline-block;
  background: linear-gradient(135deg, var(--cseli-primary, #6366f1), var(--cseli-accent, #38bdf8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cseli-hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 2rem;
  max-width: 42rem;
}

.cseli-hero-body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 2rem;
  max-width: 38rem;
}

.cseli-hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

/* Stat counters */
.cseli-hero-counters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
}

.cseli-hero-counter-item {
  display: flex;
  flex-direction: column;
}

.cseli-hero-counter-value {
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--cseli-text, #f8fafc);
  letter-spacing: -0.02em;
}

.cseli-hero-counter-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--cseli-text-muted, #94a3b8);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Hero Media containers & shapes */
.cseli-hero-media-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.cseli-hero-media-wrap img {
  max-width: 100%;
  height: auto;
  border-radius: var(--cseli-radius, 0.75rem);
}

/* Cutout portrait mode */
.cseli-hero-media--cutout img {
  max-height: 80vh;
  width: auto;
  object-fit: contain;
  border-radius: 0;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.35));
}

/* Organic blob shape */
.cseli-hero-media--organic img {
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
  object-fit: cover;
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

/* Circle portrait */
.cseli-hero-media--circle img {
  aspect-ratio: 1 / 1;
  border-radius: 9999px;
  object-fit: cover;
  border: 4px solid var(--cseli-surface, #1e293b);
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

/* Glow decoration */
.cseli-hero-glow {
  position: absolute;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, color-mix(in srgb, var(--cseli-primary, #6366f1) 25%, transparent) 0%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
  z-index: 0;
}

/* ── 9. Universal Navbar Engine ──────────────────────────────────────────── */

.cseli-navbar {
  width: 100%;
  z-index: 100;
  box-sizing: border-box;
  transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

/* Positioning modes */
.cseli-navbar--fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
}

.cseli-navbar--sticky {
  position: sticky;
  top: 0;
}

.cseli-navbar--floating {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  width: min(calc(100% - 2rem), var(--cseli-container-max-w, 1280px));
  border-radius: var(--cseli-radius, 9999px);
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

/* Background styles */
.cseli-navbar:not(.cseli-navbar--transparent-to-solid) {
  background-color: color-mix(in srgb, var(--cseli-surface, #1e293b) 85%, transparent);
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
}

.cseli-navbar--floating:not(.cseli-navbar--transparent-to-solid) {
  background-color: color-mix(in srgb, var(--cseli-surface, #1e293b) 90%, transparent);
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
}

.cseli-navbar--transparent-to-solid {
  background-color: transparent;
  border-bottom: 1px solid transparent;
}

.cseli-navbar--transparent-to-solid.cseli-navbar--scrolled,
.cseli-navbar--transparent-to-solid[data-cseli-nav-scrolled="true"] {
  background-color: color-mix(in srgb, var(--cseli-bg, #0f172a) 90%, transparent);
  border-bottom-color: var(--cseli-border, rgba(255, 255, 255, 0.1));
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.cseli-navbar--glass {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Inner Container & Layout */
.cseli-navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4.5rem;
  width: 100%;
}

.cseli-navbar--floating .cseli-navbar-inner {
  height: 4rem;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Layout 1: Brand Left, Nav Right */
.cseli-navbar-layout--brand_left_nav_right .cseli-navbar-links-wrap {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Layout 2: Brand Left, Nav Center, CTA Right */
.cseli-navbar-layout--brand_left_nav_center .cseli-navbar-links-wrap {
  margin-left: auto;
  margin-right: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Layout 3: Brand Center */
.cseli-navbar-layout--brand_center .cseli-navbar-inner {
  position: relative;
}

.cseli-navbar-layout--brand_center .cseli-navbar-brand {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.cseli-navbar-layout--brand_center .cseli-navbar-links-wrap {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Brand styling */
.cseli-navbar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
  z-index: 10;
  flex-shrink: 0;
}

.cseli-navbar-logo {
  height: 2.25rem;
  width: auto;
  object-fit: contain;
}

.cseli-navbar-brand-highlight {
  color: var(--cseli-primary, #6366f1);
  display: inline-block;
}

/* Desktop Navigation Links */
.cseli-navbar-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
}

.cseli-nav-link {
  color: var(--cseli-text-muted, #94a3b8);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s ease;
  padding: 0.5rem 0;
}

.cseli-nav-link:hover,
.cseli-nav-link.active {
  color: var(--cseli-primary, #6366f1);
}

.cseli-navbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Mobile Toggle Hamburger Button */
.cseli-navbar-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--cseli-text, #f8fafc);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.375rem;
  z-index: 10;
}

.cseli-navbar-toggle svg {
  width: 1.75rem;
  height: 1.75rem;
}

/* Responsive Desktop vs Mobile */
@media (max-width: 1023px) {
  .cseli-navbar-links-wrap {
    display: none !important;
  }

  .cseli-navbar-toggle {
    display: flex;
  }
}

/* Mobile Presentation: 1. Drawer */
.cseli-mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 120;
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0.35s ease;
}

.cseli-mobile-drawer[data-cseli-nav-open="true"] {
  pointer-events: auto;
  visibility: visible;
}

.cseli-mobile-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.65);
  opacity: 0;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: opacity 0.35s ease;
}

.cseli-mobile-drawer[data-cseli-nav-open="true"] .cseli-mobile-backdrop {
  opacity: 1;
}

.cseli-mobile-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 85vw);
  background-color: var(--cseli-surface, #1e293b);
  border-left: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  overflow-y: auto;
  z-index: 121;
}

.cseli-mobile-drawer[data-cseli-nav-open="true"] .cseli-mobile-panel {
  transform: translateX(0);
}

/* Mobile Presentation: 2. Fullscreen Curtain */
.cseli-mobile-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 120;
  background-color: var(--cseli-bg, #0f172a);
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.cseli-mobile-fullscreen[data-cseli-nav-open="true"] {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* Mobile Presentation: 3. Dropdown */
.cseli-mobile-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--cseli-surface, #1e293b);
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 1.5rem;
}

.cseli-mobile-dropdown[data-cseli-nav-open="true"] {
  max-height: 80vh;
  padding: 1.5rem;
  overflow-y: auto;
}

/* Shared Mobile Menu Items */
.cseli-mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  width: 100%;
}

.cseli-mobile-close {
  background: none;
  border: none;
  color: var(--cseli-text, #f8fafc);
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.375rem;
}

.cseli-mobile-close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.cseli-mobile-links {
  display: flex;
  flex-direction: column;
  list-style: none;
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  width: 100%;
}

.cseli-mobile-link {
  color: var(--cseli-text, #f8fafc);
  font-size: 1.125rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.05));
  display: block;
  transition: color 0.15s ease;
}

.cseli-mobile-link:hover {
  color: var(--cseli-primary, #6366f1);
}

.cseli-mobile-actions {
  margin-top: auto;
  padding-top: 2rem;
  width: 100%;
}

/* ── 10. Universal Footer Engine & Legal Modals ─────────────────────────── */

.cseli-footer {
  background-color: var(--cseli-surface, #1e293b);
  border-top: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  padding-top: 4.5rem;
  padding-bottom: 3rem;
  width: 100%;
  position: relative;
  box-sizing: border-box;
}

.cseli-footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(auto-fit, minmax(180px, 1fr));
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.cseli-footer-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cseli-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
  text-decoration: none;
}

.cseli-footer-logo-img {
  height: 2.25rem;
  width: auto;
  object-fit: contain;
}

.cseli-footer-tagline {
  color: var(--cseli-text-muted, #94a3b8);
  font-size: 0.9375rem;
  line-height: 1.6;
  max-width: 24rem;
}

.cseli-footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--cseli-text-muted, #94a3b8);
}

.cseli-footer-contact-item strong {
  color: var(--cseli-text, #f8fafc);
}

.cseli-footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-text, #f8fafc);
  margin-bottom: 0.5rem;
}

.cseli-footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
}

.cseli-footer-link {
  color: var(--cseli-text-muted, #94a3b8);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.15s ease;
}

.cseli-footer-link:hover {
  color: var(--cseli-primary, #6366f1);
}

.cseli-footer-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.08));
}

.cseli-footer-social-link {
  color: var(--cseli-text-muted, #94a3b8);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  transition: color 0.15s ease, transform 0.15s ease;
}

.cseli-footer-social-link:hover {
  color: var(--cseli-primary, #6366f1);
  transform: translateY(-2px);
}

.cseli-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  font-size: 0.875rem;
  color: var(--cseli-text-muted, #94a3b8);
  padding-top: 1rem;
}

.cseli-footer-separator {
  margin: 0 0.5rem;
  opacity: 0.4;
}

.cseli-footer-attribution {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease;
}

.cseli-footer-attribution:hover {
  color: var(--cseli-primary, #6366f1);
}

.cseli-footer-legal-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.cseli-footer-legal-btn {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.15s ease;
}

.cseli-footer-legal-btn:hover {
  color: var(--cseli-primary, #6366f1);
}

/* ── Universal Modals Framework ─────────────────────────────────────────── */

.cseli-modal {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  box-sizing: border-box;
}

.cseli-modal[data-cseli-modal-open="true"] {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
}

.cseli-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: -1;
}

.cseli-modal-dialog {
  position: relative;
  width: 100%;
  max-width: 42rem;
  max-height: 85vh;
  background-color: var(--cseli-surface, #1e293b);
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  border-radius: var(--cseli-radius, 1rem);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.cseli-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.08));
  flex-shrink: 0;
}

.cseli-modal-title {
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
  margin: 0;
}

.cseli-modal-close {
  background: none;
  border: none;
  color: var(--cseli-text-muted, #94a3b8);
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.375rem;
  transition: color 0.15s ease;
}

.cseli-modal-close:hover {
  color: var(--cseli-text, #f8fafc);
}

.cseli-modal-close svg {
  width: 1.5rem;
  height: 1.5rem;
}

.cseli-modal-body {
  padding: 2rem;
  overflow-y: auto;
  color: var(--cseli-text, #f8fafc);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* Legal Content Sections */
.cseli-legal-section {
  margin-bottom: 2rem;
}

.cseli-legal-section:last-child {
  margin-bottom: 0;
}

.cseli-legal-heading {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-primary, #6366f1);
  margin-bottom: 0.75rem;
}

.cseli-legal-text {
  line-height: 1.8;
  color: color-mix(in srgb, var(--cseli-text, #f8fafc) 85%, transparent);
}

.cseli-legal-empty {
  color: var(--cseli-text-muted, #94a3b8);
  font-style: italic;
}

/* Contact Form within Modal */
.cseli-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.cseli-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cseli-form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--cseli-text, #f8fafc);
}

.cseli-form-input {
  background: var(--cseli-bg, #0f172a);
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.15));
  border-radius: var(--cseli-radius, 0.5rem);
  padding: 0.75rem 1rem;
  color: var(--cseli-text, #f8fafc);
  font-family: inherit;
  font-size: 0.9375rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.cseli-form-input:focus {
  border-color: var(--cseli-primary, #6366f1);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--cseli-primary, #6366f1) 25%, transparent);
}

/* Lightbox Modal Specifics */
.cseli-lightbox .cseli-lightbox-dialog {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cseli-lightbox-close {
  position: absolute;
  top: -3rem;
  right: 0;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 0.5rem;
}

.cseli-lightbox-close svg {
  width: 2rem;
  height: 2rem;
}

.cseli-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  padding: 1rem;
  opacity: 0.7;
  transition: opacity 0.15s ease;
  user-select: none;
}

.cseli-lightbox-nav:hover {
  opacity: 1;
}

.cseli-lightbox-prev {
  left: -4rem;
}

.cseli-lightbox-next {
  right: -4rem;
}

.cseli-lightbox-image {
  max-width: 85vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--cseli-radius, 0.5rem);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8);
}

.cseli-lightbox-caption {
  color: #fff;
  text-align: center;
  margin-top: 1rem;
  font-size: 1rem;
  font-weight: 500;
}

@media (max-width: 639px) {
  .cseli-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .cseli-footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .cseli-lightbox-prev {
    left: 0.5rem;
  }

  .cseli-lightbox-next {
    right: 0.5rem;
  }
}

/* ── 11. Headless Modular Runtime Hooks & Utilities ────────────────────── */

/* Scroll Reveal & Motion */
.cseli-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.cseli-reveal.cseli-revealed,
[data-cseli-revealed="true"] {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .cseli-reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Forms & Validation States */
.cseli-form-input.cseli-form-input--error,
.cseli-form-input[aria-invalid="true"] {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.25) !important;
}

.cseli-btn:disabled,
.cseli-btn.cseli-btn--loading {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}

/* Interactive Calculator Styles */
.cseli-calc {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.cseli-calc-total,
.cseli-calc-output {
  font-family: var(--cseli-font-heading, system-ui, sans-serif);
  font-weight: 800;
  color: var(--cseli-primary, #6366f1);
  font-size: 1.75rem;
  letter-spacing: -0.02em;
}

/* ══════════════════════════════════════════════════════════════════════════ */
/* Phase 21: Conversion & Engagement Engines (FAB, Forms & Tracking UI)      */
/* ══════════════════════════════════════════════════════════════════════════ */

/* Floating Action Button (FAB) Speed-Dial Container */
.cseli-fab-container {
  position: fixed;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}

.cseli-fab-container--bottom-right {
  bottom: 1.5rem;
  right: 1.5rem;
}

.cseli-fab-container--bottom-left {
  bottom: 1.5rem;
  left: 1.5rem;
}

/* Speed-Dial Main Toggle Button */
.cseli-fab-main-btn {
  pointer-events: auto;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--cseli-primary, #6366f1);
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, background-color 0.2s ease;
  position: relative;
  outline: none;
}

.cseli-fab-main-btn:hover {
  transform: scale(1.06);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
  filter: brightness(1.08);
}

.cseli-fab-main-btn:focus-visible {
  outline: 2px solid #ffffff;
  outline-offset: 3px;
}

.cseli-fab-icon-wrapper {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.cseli-fab-icon-wrapper--open {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

.cseli-fab-icon-wrapper--close {
  opacity: 0;
  transform: scale(0.5) rotate(-90deg);
}

[data-cseli-fab-open="true"] .cseli-fab-icon-wrapper--open {
  opacity: 0;
  transform: scale(0.5) rotate(90deg);
}

[data-cseli-fab-open="true"] .cseli-fab-icon-wrapper--close {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

/* Speed-Dial Action Buttons List */
.cseli-fab-actions {
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  opacity: 0;
  transform: translateY(16px) scale(0.85);
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-cseli-fab-open="true"] .cseli-fab-actions {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.cseli-fab-action-item {
  position: relative;
  display: flex;
  align-items: center;
}

.cseli-fab-btn {
  pointer-events: auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--cseli-surface, #1e293b);
  color: var(--cseli-text, #f8fafc);
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s ease, background-color 0.15s ease;
  text-decoration: none;
  cursor: pointer;
  outline: none;
}

.cseli-fab-btn:hover {
  transform: scale(1.1);
}

.cseli-fab-btn:focus-visible {
  outline: 2px solid var(--cseli-primary, #6366f1);
  outline-offset: 2px;
}

.cseli-fab-btn--messenger {
  background: #0084ff;
  color: #ffffff;
  border: none;
}

.cseli-fab-btn--messenger:hover {
  background: #0073e6;
}

.cseli-fab-btn--phone {
  background: #10b981;
  color: #ffffff;
  border: none;
}

.cseli-fab-btn--phone:hover {
  background: #059669;
}

.cseli-fab-btn--contact {
  background: var(--cseli-primary, #6366f1);
  color: #ffffff;
  border: none;
}

.cseli-fab-btn--contact:hover {
  filter: brightness(1.1);
}

@media (min-width: 768px) {
  .cseli-fab-btn--mobile-only {
    display: none !important;
  }
}

/* FAB Action Tooltips */
.cseli-fab-tooltip {
  position: absolute;
  white-space: nowrap;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: 0.375rem;
  background: var(--cseli-surface, #1e293b);
  color: var(--cseli-text, #f8fafc);
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.cseli-fab-container--bottom-right .cseli-fab-tooltip {
  right: calc(100% + 0.75rem);
  transform: translateX(4px);
}

.cseli-fab-container--bottom-left .cseli-fab-tooltip {
  left: calc(100% + 0.75rem);
  transform: translateX(-4px);
}

.cseli-fab-action-item:hover .cseli-fab-tooltip,
.cseli-fab-btn:focus-visible ~ .cseli-fab-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Form Status / Feedback Container */
.cseli-form-status {
  margin-bottom: 1.25rem;
  padding: 1rem 1.25rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1.5;
}

.cseli-form-status--success {
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.cseli-form-status--error {
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Calculator Result Summary Card in Form */
.cseli-calc-summary-card {
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 0.5rem;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.cseli-calc-summary-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cseli-primary, #6366f1);
  margin-bottom: 0.5rem;
}

.cseli-calc-summary-content {
  font-size: 0.9375rem;
  color: var(--cseli-text, #f8fafc);
  line-height: 1.5;
}

/* Checkbox and Select Field Styles */
.cseli-form-checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-top: 0.25rem;
}

.cseli-form-checkbox {
  width: 1.125rem;
  height: 1.125rem;
  accent-color: var(--cseli-primary, #6366f1);
  cursor: pointer;
}

.cseli-form-label-checkbox {
  font-size: 0.875rem;
  color: var(--cseli-text, #f8fafc);
  cursor: pointer;
  margin: 0;
}

.cseli-form-select {
  cursor: pointer;
}

/* ── 15. Phase 22 Advanced Content Sections ──────────────────────────────── */

/* 15.1 Process / Timeline */
.cseli-process-wrapper {
  position: relative;
  margin-top: 2rem;
}

.cseli-process-track {
  display: none;
}

@media (min-width: 768px) {
  .cseli-process-track {
    display: block;
    position: absolute;
    top: 2.25rem;
    left: 8%;
    right: 8%;
    height: 2px;
    background: color-mix(in srgb, var(--cseli-text, #f8fafc) 15%, transparent);
    z-index: 0;
  }
}

.cseli-process-grid {
  display: grid;
  gap: 2.5rem 1.5rem;
  position: relative;
  z-index: 1;
  list-style: none;
  padding: 0;
  margin: 0;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .cseli-process-cols-1 { grid-template-columns: 1fr; }
  .cseli-process-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cseli-process-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cseli-process-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cseli-process-cols-5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .cseli-process-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

.cseli-process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.cseli-process-badge {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 1rem;
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
  font-weight: 800;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0,0,0,0.4));
  border: 2px solid rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease;
}

.cseli-process-step:hover .cseli-process-badge {
  transform: scale(1.08);
}

.cseli-process-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
  margin-bottom: 0.5rem;
}

.cseli-process-desc {
  font-size: 0.9375rem;
  color: var(--cseli-text-muted, #94a3b8);
  line-height: 1.5;
  max-width: 280px;
}

/* 15.2 Menu / Categorized Pricing */
.cseli-menu-tabs-wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.cseli-menu-tab-btn {
  padding: 0.625rem 1.5rem;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.9375rem;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background-color: var(--cseli-surface, #0f172a);
  color: var(--cseli-text, #f8fafc);
  transition: all 0.2s ease;
  font-family: inherit;
}

.cseli-menu-tab-btn:hover {
  background-color: var(--cseli-surface-card, #141e33);
}

.cseli-menu-tab-btn.is-active {
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
  border-color: var(--cseli-primary, #6366f1);
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
  transform: scale(1.04);
}

.cseli-menu-panel.is-hidden {
  display: none !important;
}

.cseli-menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.cseli-menu-card {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  background: var(--cseli-surface-card, #141e33);
  border: 1px solid var(--cseli-border, #1e293b);
  border-radius: var(--cseli-radius, 0.75rem);
  padding: 1.25rem;
  box-shadow: var(--cseli-shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.cseli-menu-card:hover {
  transform: translateY(-2px);
  border-color: var(--cseli-primary, #6366f1);
}

.cseli-menu-thumb {
  width: 5.5rem;
  height: 5.5rem;
  flex-shrink: 0;
  border-radius: 0.5rem;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.cseli-menu-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.cseli-menu-thumb:hover img {
  transform: scale(1.08);
}

.cseli-menu-content {
  flex: 1;
  min-width: 0;
}

.cseli-menu-card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
  padding-bottom: 0.375rem;
  margin-bottom: 0.5rem;
}

.cseli-menu-item-name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
}

.cseli-menu-item-price {
  font-size: 1.0625rem;
  font-weight: 800;
  color: var(--cseli-primary, #6366f1);
  white-space: nowrap;
}

.cseli-menu-item-desc {
  font-size: 0.875rem;
  color: var(--cseli-text-muted, #94a3b8);
  line-height: 1.4;
}

/* 15.3 Downloads */
.cseli-downloads-container {
  max-width: 860px;
  margin: 0 auto;
}

.cseli-download-folder-accordion,
.cseli-download-folder-card {
  background: var(--cseli-surface-card, #141e33);
  border: 1px solid var(--cseli-border, #1e293b);
  border-radius: var(--cseli-radius, 0.75rem);
  margin-bottom: 1.25rem;
  overflow: hidden;
}

.cseli-download-folder-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background-color 0.2s ease;
}

.cseli-download-folder-summary::-webkit-details-marker {
  display: none;
}

.cseli-download-folder-summary:hover {
  background: rgba(255, 255, 255, 0.03);
}

.cseli-download-folder-title,
.cseli-download-folder-heading {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--cseli-text, #f8fafc);
}

.cseli-download-folder-heading {
  padding: 1.25rem 1.5rem 0.5rem 1.5rem;
  font-size: 1.125rem;
  font-weight: 700;
}

.cseli-download-folder-chevron {
  font-size: 0.875rem;
  color: var(--cseli-primary, #6366f1);
  transition: transform 0.3s ease;
}

details[open] > .cseli-download-folder-summary .cseli-download-folder-chevron {
  transform: rotate(180deg);
}

.cseli-download-items-list {
  padding: 0.5rem 1.5rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cseli-download-item {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: var(--cseli-surface, #0f172a);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 0.5rem;
}

@media (min-width: 640px) {
  .cseli-download-item {
    flex-direction: row;
    align-items: center;
  }
}

.cseli-download-info {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.cseli-download-icon {
  color: var(--cseli-primary, #6366f1);
  flex-shrink: 0;
}

.cseli-download-item-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
}

.cseli-download-item-desc {
  font-size: 0.8125rem;
  color: var(--cseli-text-muted, #94a3b8);
  margin-top: 0.25rem;
}

.cseli-download-actions {
  display: flex;
  gap: 0.5rem;
  flex-shrink: 0;
  width: 100%;
}

@media (min-width: 640px) {
  .cseli-download-actions {
    width: auto;
  }
}

/* 15.4 Before / After Comparison */
.cseli-ba-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.cseli-ba-card {
  background: var(--cseli-surface-card, #141e33);
  border: 1px solid var(--cseli-border, #1e293b);
  border-radius: var(--cseli-radius, 0.75rem);
  padding: 1rem;
  overflow: hidden;
  box-shadow: var(--cseli-shadow);
}

.cseli-ba-card-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
  margin-bottom: 0.375rem;
}

.cseli-ba-card-desc {
  font-size: 0.875rem;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 1rem;
}

.cseli-ba-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: calc(var(--cseli-radius, 0.75rem) * 0.75);
  touch-action: pan-y;
  user-select: none;
  background: #000;
}

.cseli-ba-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.cseli-ba-img--after {
  z-index: 1;
}

.cseli-ba-img--before {
  z-index: 2;
  clip-path: inset(0 calc(100% - var(--split-pos, 50%)) 0 0);
  -webkit-clip-path: inset(0 calc(100% - var(--split-pos, 50%)) 0 0);
}

.cseli-ba-badge {
  position: absolute;
  bottom: 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: 0.375rem;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 700;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.cseli-ba-badge--before {
  left: 1rem;
  z-index: 3;
}

.cseli-ba-badge--after {
  right: 1rem;
  z-index: 3;
}

.cseli-ba-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--split-pos, 50%);
  width: 2px;
  background: #ffffff;
  z-index: 4;
  transform: translateX(-50%);
  pointer-events: none;
  filter: drop-shadow(0 0 4px rgba(0, 0, 0, 0.6));
}

.cseli-ba-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: #ffffff;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.cseli-ba-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 5;
  margin: 0;
  padding: 0;
}

/* ── 13. Interactive Price Calculator ─────────────────────────── */
.cseli-section--calculator,
.cseli-section--calculator-pro {
  padding: 5rem 1rem;
}

.cseli-calc-card {
  max-width: 54rem;
  margin: 0 auto;
  background: var(--cseli-card-bg, rgba(255, 255, 255, 0.03));
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
  border-radius: 1.25rem;
  padding: 1.5rem;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
}

@media (min-width: 640px) {
  .cseli-calc-card {
    padding: 2.5rem;
  }
}

.cseli-calc-question-group {
  margin-bottom: 2rem;
}

.cseli-calc-question-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--cseli-text, #f8fafc);
}

.cseli-calc-options-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
}

@media (min-width: 640px) {
  .cseli-calc-options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.cseli-calc-option-label {
  cursor: pointer;
  position: relative;
  display: block;
  user-select: none;
}

.cseli-calc-option {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: 0.875rem;
  border: 1.5px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  background: var(--cseli-bg-secondary, rgba(255, 255, 255, 0.02));
  transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

.cseli-calc-option:hover {
  border-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 50%, transparent);
  background: color-mix(in srgb, var(--cseli-primary, #6366f1) 8%, transparent);
  transform: translateY(-2px);
}

.cseli-calc-option-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.cseli-calc-option-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cseli-text, #f8fafc);
  line-height: 1.35;
  word-break: break-word;
}

.cseli-calc-indicator {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  border: 2px solid var(--cseli-border, rgba(255, 255, 255, 0.3));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.cseli-calc-indicator--checkbox {
  border-radius: 0.375rem;
}

.cseli-calc-indicator-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: #ffffff;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
}

.cseli-calc-check-icon {
  width: 0.875rem;
  height: 0.875rem;
  color: #ffffff;
  opacity: 0;
  transform: scale(0.5);
  transition: all 0.2s ease;
}

.cseli-calc-badge {
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  background: var(--cseli-badge-bg, rgba(255, 255, 255, 0.08));
  color: var(--cseli-text-muted, #94a3b8);
  white-space: nowrap;
  transition: all 0.2s ease;
}

/* Checked State */
input:checked + .cseli-calc-option {
  border-color: var(--cseli-primary, #6366f1);
  background: color-mix(in srgb, var(--cseli-primary, #6366f1) 15%, transparent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--cseli-primary, #6366f1) 25%, transparent);
}

input:checked + .cseli-calc-option .cseli-calc-indicator {
  border-color: var(--cseli-primary, #6366f1);
  background: var(--cseli-primary, #6366f1);
}

input:checked + .cseli-calc-option .cseli-calc-indicator-dot {
  opacity: 1;
  transform: scale(1);
}

input:checked + .cseli-calc-option .cseli-calc-check-icon {
  opacity: 1;
  transform: scale(1);
}

input:checked + .cseli-calc-option .cseli-calc-badge {
  background: var(--cseli-primary, #6366f1);
  color: #ffffff;
}

/* Focus Visible */
input:focus-visible + .cseli-calc-option {
  outline: 2px solid var(--cseli-primary, #6366f1);
  outline-offset: 2px;
}

/* Result Bar */
.cseli-calc-result-bar {
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .cseli-calc-result-bar {
    flex-direction: row;
  }
}

.cseli-calc-total-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 0.25rem;
}

.cseli-calc-total-display {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.cseli-calc-total-number {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--cseli-primary, #6366f1);
  line-height: 1;
  display: inline-block;
  transition: transform 0.2s ease;
}

@media (min-width: 640px) {
  .cseli-calc-total-number {
    font-size: 2.75rem;
  }
}

.cseli-calc-total-currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
}

.cseli-calc-disclaimer {
  margin-top: 1rem;
  font-size: 0.8125rem;
  font-style: italic;
  opacity: 0.65;
  color: var(--cseli-text-muted, #94a3b8);
}

/* Pro Calculator Layout */
.cseli-calc-pro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

@media (min-width: 640px) {
  .cseli-calc-pro-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.cseli-calc-field-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 0.5rem;
}

.cseli-calc-amount-input,
.cseli-calc-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border-radius: 0.75rem;
  background: var(--cseli-bg-secondary, rgba(255, 255, 255, 0.04));
  border: 1.5px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  color: var(--cseli-text, #f8fafc);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s ease;
}

.cseli-calc-amount-input:focus,
.cseli-calc-select:focus {
  border-color: var(--cseli-primary, #6366f1);
}

.cseli-calc-select option {
  background: #1e293b;
  color: #f8fafc;
}

.cseli-calc-extras-group {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.1));
}

.cseli-calc-breakdown-panel {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: 0.875rem;
  background: var(--cseli-bg-secondary, rgba(255, 255, 255, 0.025));
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.08));
  margin-top: 1.75rem;
}

@media (min-width: 640px) {
  .cseli-calc-breakdown-panel {
    flex-direction: row;
    justify-content: space-between;
  }
}

.cseli-calc-breakdown-col {
  text-align: left;
}

.cseli-calc-breakdown-col--material {
  text-align: left;
}

@media (min-width: 640px) {
  .cseli-calc-breakdown-col--material {
    text-align: right;
  }
}

.cseli-calc-breakdown-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-text-muted, #94a3b8);
  margin-bottom: 0.25rem;
}

.cseli-calc-breakdown-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
}

.cseli-calc-breakdown-currency {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--cseli-text-muted, #94a3b8);
}

/* Live pop animation */
@keyframes cseli-calc-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.08); }
  100% { transform: scale(1); }
}

.cseli-calc-pop {
  animation: cseli-calc-pop 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── 23. Cookie Consent Banner (Phase 24 Parity Closure) ─────────────────── */
.cseli-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.cseli-cookie-banner.translate-y-full {
  transform: translateY(100%);
}

.cseli-cookie-banner--visible {
  transform: translateY(0) !important;
  pointer-events: auto;
}

.cseli-cookie-banner__inner {
  max-width: 56rem;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  background-color: var(--cseli-surface, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
  border-radius: var(--cseli-radius, 0.75rem);
  box-shadow: var(--cseli-shadow, 0 20px 40px rgba(0, 0, 0, 0.3));
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 640px) {
  .cseli-cookie-banner__inner {
    flex-direction: row;
    justify-content: space-between;
  }
}

.cseli-cookie-banner__text {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--cseli-text, #f8fafc);
  flex: 1;
}

.cseli-cookie-banner__actions {
  display: flex;
  gap: 0.5rem;
  width: 100%;
  justify-content: flex-end;
}

@media (min-width: 640px) {
  .cseli-cookie-banner__actions {
    width: auto;
  }
}

.cseli-cookie-btn {
  padding: 0.625rem 1.25rem;
  border-radius: var(--cseli-radius, 0.5rem);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.2s, color 0.2s, transform 0.15s;
}

.cseli-cookie-btn--accept {
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
}

.cseli-cookie-btn--accept:hover {
  background-color: var(--cseli-primary-hover, #4f46e5);
}

.cseli-cookie-btn--decline {
  background-color: transparent;
  color: var(--cseli-text-muted, #94a3b8);
  border-color: var(--cseli-border, #334155);
}

.cseli-cookie-btn--decline:hover {
  color: var(--cseli-text, #f8fafc);
  border-color: var(--cseli-text-muted, #94a3b8);
}

/* ── 24. Theme Toggle Floating Button (Phase 24 Parity Closure) ───────────── */
.cseli-theme-toggle {
  position: fixed;
  bottom: 1.5rem;
  right: 6rem;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  background-color: var(--cseli-surface, #1e293b);
  color: var(--cseli-text, #f8fafc);
  border: 1px solid var(--cseli-border, #334155);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  transition: transform 0.2s, background-color 0.2s, border-color 0.2s;
}

.cseli-theme-toggle:hover {
  transform: scale(1.08);
  border-color: var(--cseli-primary, #6366f1);
}

.cseli-theme-toggle .theme-icon-sun {
  color: #fbbf24;
}

.cseli-theme-toggle .theme-icon-moon {
  color: #818cf8;
}

/* ── 25. Maintenance Mode Overlay (Phase 24 Parity Closure) ──────────────── */
.cseli-maintenance-overlay {
  position: fixed;
  inset: 0;
  background-color: var(--cseli-bg, #0f172a);
  z-index: 999999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}

.cseli-maintenance-overlay__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--cseli-text, #f8fafc);
  margin: 0 0 1rem 0;
}

.cseli-maintenance-overlay__subtitle {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: var(--cseli-text-muted, #94a3b8);
  margin: 0 0 3rem 0;
}

.cseli-maintenance-overlay__spinner {
  width: 4rem;
  height: 4rem;
  border: 4px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 20%, transparent);
  border-top-color: var(--cseli-primary, #6366f1);
  border-radius: 50%;
  animation: cseli-spin 1s linear infinite;
}

@keyframes cseli-spin {
  to { transform: rotate(360deg); }
}

/* ── 26. SVG Section Dividers (Phase 24 Parity Closure) ───────────────────── */
.cseli-section {
  position: relative;
}

.cseli-section-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  z-index: 10;
  pointer-events: none;
  transform: rotate(180deg);
}

.cseli-section-divider__svg {
  position: relative;
  display: block;
  width: 100%;
}

.cseli-section-divider--soft-wave .cseli-section-divider__svg {
  height: 60px;
}

.cseli-section-divider--dynamic-wave .cseli-section-divider__svg {
  height: 80px;
}

.cseli-section-divider--zigzag .cseli-section-divider__svg {
  height: 30px;
}

.cseli-section-divider--diagonal .cseli-section-divider__svg {
  height: 60px;
}

/* ── 27. FAQ Accordion Section (sections/faq.html) ───────────────────────── */
.cseli-faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}

.cseli-faq-item {
  background-color: var(--cseli-surface-card, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
  border-radius: var(--cseli-radius, 0.75rem);
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.25));
  overflow: hidden;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.cseli-faq-item:hover {
  border-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 45%, var(--cseli-border, #334155));
}

.cseli-faq-item[open] {
  border-color: var(--cseli-primary, #6366f1);
  box-shadow: 0 12px 30px -8px color-mix(in srgb, var(--cseli-primary, #6366f1) 22%, rgba(0, 0, 0, 0.35));
}

.cseli-faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.35rem 1.75rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background-color 0.2s ease;
}

.cseli-faq-question::-webkit-details-marker {
  display: none;
}

.cseli-faq-question:hover {
  background-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 5%, transparent);
}

.cseli-faq-question:focus-visible {
  outline: 2px solid var(--cseli-primary, #6366f1);
  outline-offset: -2px;
}

.cseli-faq-question-text {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-align: left;
}

.cseli-faq-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--cseli-primary, #6366f1);
}

.cseli-faq-title {
  font-family: var(--cseli-font-heading, inherit);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--cseli-text, #f8fafc);
  line-height: 1.4;
}

.cseli-faq-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  background-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 12%, transparent);
  color: var(--cseli-primary, #6366f1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), background-color 0.2s ease, color 0.2s ease;
}

.cseli-faq-item[open] > .cseli-faq-question .cseli-faq-icon {
  transform: rotate(180deg);
  background-color: var(--cseli-primary, #6366f1);
  color: #ffffff;
}

.cseli-faq-answer {
  padding: 0 1.75rem 1.5rem 1.75rem;
  border-top: 1px solid color-mix(in srgb, var(--cseli-border, #334155) 60%, transparent);
  padding-top: 1.15rem;
  color: var(--cseli-text-muted, #94a3b8);
  font-size: 1rem;
  line-height: 1.65;
  text-align: left;
}

.cseli-faq-subtitle {
  font-weight: 600;
  color: var(--cseli-text, #f8fafc);
  margin: 0 0 0.5rem 0;
}

.cseli-faq-body {
  margin: 0;
  white-space: pre-line;
}

.cseli-faq-features {
  margin: 0.75rem 0 0 0;
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}



/* ── Essential Accessibility & Visibility Utilities ── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.hidden {
  display: none !important;
}


/* ══════════════════════════════════════════════════════════════════════════════
   CSELI-IT V2 Ultra Engine — Mix & Match Visual Customizability Engine
   Card Styles, Media Shapes & FX, Header Layouts, Buttons, Badges, Highlights,
   Background Tones & Patterns, and Advanced Section/Hero Archetypes.
   ══════════════════════════════════════════════════════════════════════════════ */

/* ── 1. Card Visual Styles ───────────────────────────────────────────────── */
/* Elevated Box (Default) */
.cseli-card[data-card-style="elevated_box"],
body[data-card-style="elevated_box"] .cseli-card:not([data-card-style]) {
  background-color: var(--cseli-surface-card, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

/* Glass Frosted */
.cseli-card[data-card-style="glass_frosted"],
body[data-card-style="glass_frosted"] .cseli-card:not([data-card-style]) {
  background: color-mix(in srgb, var(--cseli-surface, #1e293b) 60%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid color-mix(in srgb, var(--cseli-text, #ffffff) 15%, transparent);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
}

/* Minimal Flat */
.cseli-card[data-card-style="minimal_flat"],
body[data-card-style="minimal_flat"] .cseli-card:not([data-card-style]) {
  background-color: var(--cseli-surface, #1e293b);
  border: 1px solid transparent;
  box-shadow: none;
}
.cseli-card[data-card-style="minimal_flat"]:hover,
body[data-card-style="minimal_flat"] .cseli-card:not([data-card-style]):hover {
  border-color: var(--cseli-border, #334155);
  transform: none;
}

/* Editorial Hairline */
.cseli-card[data-card-style="editorial_hairline"],
body[data-card-style="editorial_hairline"] .cseli-card:not([data-card-style]) {
  background: transparent;
  border: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  border-radius: 0;
  box-shadow: none;
  padding: 2rem 1.5rem;
}
.cseli-card[data-card-style="editorial_hairline"]:hover,
body[data-card-style="editorial_hairline"] .cseli-card:not([data-card-style]):hover {
  border-color: var(--cseli-primary, #6366f1);
  transform: translateY(-2px);
}

/* Accent Stripe */
.cseli-card[data-card-style="accent_stripe"],
body[data-card-style="accent_stripe"] .cseli-card:not([data-card-style]) {
  background-color: var(--cseli-surface-card, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
  border-left: 4px solid var(--cseli-primary, #6366f1);
  box-shadow: var(--cseli-shadow, 0 10px 25px -5px rgba(0, 0, 0, 0.3));
}

/* Offset Frame (Brutalist / Modern Frame) */
.cseli-card[data-card-style="offset_frame"],
body[data-card-style="offset_frame"] .cseli-card:not([data-card-style]) {
  background-color: var(--cseli-surface, #1e293b);
  border: 2px solid var(--cseli-text, #f8fafc);
  box-shadow: 6px 6px 0px 0px var(--cseli-primary, #6366f1);
  border-radius: 0;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.cseli-card[data-card-style="offset_frame"]:hover,
body[data-card-style="offset_frame"] .cseli-card:not([data-card-style]):hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0px 0px var(--cseli-primary, #6366f1);
}

/* ── 2. Media Shapes ─────────────────────────────────────────────────────── */
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="rounded"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="rounded"],
.cseli-media--rounded img,
body[data-media-shape="rounded"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="rounded"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: var(--cseli-radius, 0.75rem);
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="sharp"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="sharp"],
.cseli-media--sharp img,
body[data-media-shape="sharp"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="sharp"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: 0 !important;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="arch"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="arch"],
.cseli-media--arch img,
body[data-media-shape="arch"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="arch"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: 120px 120px 0 0 !important;
  overflow: hidden;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="circle"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="circle"],
.cseli-media--circle img,
body[data-media-shape="circle"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="circle"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: 50% !important;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="pill"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="pill"],
.cseli-media--pill img,
body[data-media-shape="pill"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="pill"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: 9999px !important;
  overflow: hidden;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="blob"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="blob"],
.cseli-media--blob img,
body[data-media-shape="blob"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="blob"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40% !important;
  object-fit: cover;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-shape="diagonal"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-shape="diagonal"],
.cseli-media--diagonal img,
body[data-media-shape="diagonal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]),
section[data-media-shape="diagonal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-shape]) {
  clip-path: polygon(0 0, 100% 4%, 100% 100%, 0 96%);
}

/* ── 3. Media Effects ────────────────────────────────────────────────────── */
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="offset_border"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="offset_border"],
body[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]),
section[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) {
  position: relative;
}
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="offset_border"]::before,
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="offset_border"]::before,
body[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect])::before,
section[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect])::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid var(--cseli-primary, #6366f1);
  transform: translate(12px, 12px);
  z-index: 0;
  border-radius: inherit;
  pointer-events: none;
}
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="offset_border"] img,
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="offset_border"] img,
body[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) img,
section[data-media-effect="offset_border"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) img {
  position: relative;
  z-index: 1;
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="glow_aura"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="glow_aura"],
body[data-media-effect="glow_aura"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]),
section[data-media-effect="glow_aura"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) {
  filter: drop-shadow(0 0 25px color-mix(in srgb, var(--cseli-primary, #6366f1) 45%, transparent));
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="tilt_hover"],
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="tilt_hover"],
body[data-media-effect="tilt_hover"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]),
section[data-media-effect="tilt_hover"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) {
  perspective: 1000px;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="tilt_hover"]:hover,
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="tilt_hover"]:hover,
body[data-media-effect="tilt_hover"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]):hover,
section[data-media-effect="tilt_hover"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]):hover {
  transform: perspective(1000px) rotateX(4deg) rotateY(-4deg) scale(1.02);
}

:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="grayscale_reveal"] img,
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="grayscale_reveal"] img,
body[data-media-effect="grayscale_reveal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) img,
section[data-media-effect="grayscale_reveal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]) img {
  filter: grayscale(100%);
  transition: filter 0.4s ease, transform 0.4s ease;
}
:is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media, .cseli-media-wrap)[data-media-effect="grayscale_reveal"]:hover img,
:not(body):not(html):not(section):not(header):not(footer):not(nav):not(main):not(form)[data-media-effect="grayscale_reveal"]:hover img,
body[data-media-effect="grayscale_reveal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]):hover img,
section[data-media-effect="grayscale_reveal"] :is(.cseli-card-media, .cseli-hero-media-wrap, .cseli-zigzag-img-wrap, .cseli-section-media-container, .cseli-media):not([data-media-effect]):hover img {
  filter: grayscale(0%);
  transform: scale(1.02);
}

/* ── 4. Button Styles ────────────────────────────────────────────────────── */
body[data-btn-style="rounded"] .cseli-btn {
  border-radius: var(--cseli-radius, 0.75rem);
}

body[data-btn-style="pill"] .cseli-btn {
  border-radius: 9999px !important;
  padding-left: 2rem !important;
  padding-right: 2rem !important;
}

body[data-btn-style="sharp"] .cseli-btn {
  border-radius: 0 !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

body[data-btn-style="skewed"] .cseli-btn {
  border-radius: 0 !important;
  transform: skewX(-8deg);
  display: inline-block;
}
body[data-btn-style="skewed"] .cseli-btn > * {
  transform: skewX(8deg);
  display: inline-block;
}

body[data-btn-style="brutalist_shadow"] .cseli-btn {
  border-radius: 0 !important;
  border: 2px solid var(--cseli-text, #f8fafc) !important;
  box-shadow: 4px 4px 0px 0px var(--cseli-text, #f8fafc) !important;
  font-weight: 700;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
}
body[data-btn-style="brutalist_shadow"] .cseli-btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px 0px var(--cseli-text, #f8fafc) !important;
}

/* ── 5. Badge Styles ─────────────────────────────────────────────────────── */
body[data-badge-style="pill_soft"] .cseli-badge,
body[data-badge-style="pill_soft"] .cseli-hero-badge,
body[data-badge-style="pill_soft"] .cseli-card-badge {
  border-radius: 9999px;
  background: color-mix(in srgb, var(--cseli-primary, #6366f1) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 35%, transparent);
}

body[data-badge-style="outline_sharp"] .cseli-badge,
body[data-badge-style="outline_sharp"] .cseli-hero-badge,
body[data-badge-style="outline_sharp"] .cseli-card-badge {
  border-radius: 0 !important;
  background: transparent !important;
  border: 1px solid var(--cseli-primary, #6366f1);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

body[data-badge-style="minimal_dot"] .cseli-badge,
body[data-badge-style="minimal_dot"] .cseli-hero-badge,
body[data-badge-style="minimal_dot"] .cseli-card-badge {
  background: transparent !important;
  border: none !important;
  padding-left: 1.25rem !important;
  position: relative;
}
body[data-badge-style="minimal_dot"] .cseli-badge::before,
body[data-badge-style="minimal_dot"] .cseli-hero-badge::before,
body[data-badge-style="minimal_dot"] .cseli-card-badge::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--cseli-accent, #f59e0b);
  box-shadow: 0 0 8px var(--cseli-accent, #f59e0b);
}

body[data-badge-style="numbered_tag"] .cseli-badge,
body[data-badge-style="numbered_tag"] .cseli-hero-badge,
body[data-badge-style="numbered_tag"] .cseli-card-badge {
  font-family: monospace;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  border-radius: 3px;
  background: var(--cseli-secondary, #1e293b);
  border: 1px solid var(--cseli-border, #334155);
}

/* ── 6. Title Highlight Styles ───────────────────────────────────────────── */
.cseli-hero-title-highlight,
.cseli-title-highlight {
  display: inline-block;
}

/* Text Color */
body[data-highlight-style="text_color"] .cseli-hero-title-highlight,
body[data-highlight-style="text_color"] .cseli-title-highlight {
  color: var(--cseli-primary, #6366f1) !important;
  -webkit-text-fill-color: initial !important;
  background: none !important;
}

/* Gradient Text */
body[data-highlight-style="gradient_text"] .cseli-hero-title-highlight,
body[data-highlight-style="gradient_text"] .cseli-title-highlight {
  background: linear-gradient(135deg, var(--cseli-primary, #6366f1), var(--cseli-accent, #f59e0b));
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
}

/* Underline Brush */
body[data-highlight-style="underline_brush"] .cseli-hero-title-highlight,
body[data-highlight-style="underline_brush"] .cseli-title-highlight {
  color: var(--cseli-text, #f8fafc) !important;
  -webkit-text-fill-color: initial !important;
  background: none !important;
  position: relative;
  text-decoration: underline;
  text-decoration-color: var(--cseli-primary, #6366f1);
  text-decoration-thickness: 4px;
  text-underline-offset: 6px;
}

/* Badge Box */
body[data-highlight-style="badge_box"] .cseli-hero-title-highlight,
body[data-highlight-style="badge_box"] .cseli-title-highlight {
  background: color-mix(in srgb, var(--cseli-primary, #6366f1) 20%, transparent) !important;
  -webkit-text-fill-color: initial !important;
  color: var(--cseli-primary, #6366f1) !important;
  padding: 0.15rem 0.65rem;
  border-radius: var(--cseli-radius, 0.75rem);
  border: 1px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 35%, transparent);
}

/* Italic Serif */
body[data-highlight-style="italic_serif"] .cseli-hero-title-highlight,
body[data-highlight-style="italic_serif"] .cseli-title-highlight {
  font-family: Georgia, "Times New Roman", serif !important;
  font-style: italic !important;
  font-weight: 400 !important;
  color: var(--cseli-accent, #f59e0b) !important;
  -webkit-text-fill-color: initial !important;
  background: none !important;
}

/* ── 7. Background Tones & Patterns ──────────────────────────────────────── */
.cseli-section--tone-base, [data-bg-tone="base"] {
  background-color: var(--cseli-bg, #0f172a);
}

.cseli-section--tone-surface, [data-bg-tone="surface"] {
  background-color: var(--cseli-surface, #1e293b);
}

.cseli-section--tone-contrast_inverted, [data-bg-tone="contrast_inverted"] {
  background-color: var(--cseli-text, #f8fafc);
  color: var(--cseli-bg, #0f172a);
}
.cseli-section--tone-contrast_inverted .cseli-section-title,
.cseli-section--tone-contrast_inverted h2,
.cseli-section--tone-contrast_inverted h3 {
  color: var(--cseli-bg, #0f172a);
}
.cseli-section--tone-contrast_inverted .cseli-section-subtitle,
.cseli-section--tone-contrast_inverted .cseli-section-body {
  color: #475569;
}

.cseli-section--tone-primary_tint, [data-bg-tone="primary_tint"] {
  background-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 8%, var(--cseli-bg, #0f172a));
  border-top: 1px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 15%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--cseli-primary, #6366f1) 15%, transparent);
}

/* Auto-alternating section tones */
body[data-auto-alternate="true"] main > .cseli-section--tone-auto:nth-of-type(even),
body[data-auto-alternate="true"] main > section.cseli-section--tone-auto:nth-child(even) {
  background-color: var(--cseli-surface, #1e293b);
}

/* Section Background Patterns */
.cseli-section--pattern-radial_glow, [data-bg-pattern="radial_glow"] {
  background-image: radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--cseli-primary, #6366f1) 15%, transparent) 0%, transparent 65%);
}

.cseli-section--pattern-dot_grid, [data-bg-pattern="dot_grid"] {
  background-image: radial-gradient(circle, color-mix(in srgb, var(--cseli-border, #334155) 60%, transparent) 1px, transparent 1px);
  background-size: 24px 24px;
}

.cseli-section--pattern-line_grid, [data-bg-pattern="line_grid"] {
  background-image: 
    linear-gradient(to right, color-mix(in srgb, var(--cseli-border, #334155) 30%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--cseli-border, #334155) 30%, transparent) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cseli-section--pattern-diagonal_stripes, [data-bg-pattern="diagonal_stripes"] {
  background-image: repeating-linear-gradient(
    45deg,
    color-mix(in srgb, var(--cseli-border, #334155) 15%, transparent),
    color-mix(in srgb, var(--cseli-border, #334155) 15%, transparent) 10px,
    transparent 10px,
    transparent 20px
  );
}

/* Section Veil Overlay */
.cseli-section-veil {
  position: absolute;
  inset: 0;
  background: var(--cseli-bg, #0f172a);
  pointer-events: none;
  z-index: 1;
}

/* ── 8. Header Layouts ───────────────────────────────────────────────────── */
.cseli-section-header.cseli-left-aligned {
  text-align: left;
  max-width: 760px;
  margin-left: 0;
  margin-right: auto;
}

.cseli-section-header.cseli-split-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
  text-align: left;
  max-width: 100%;
  margin-bottom: 3.5rem;
}

.cseli-split-header-left .cseli-section-title {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .cseli-section-header.cseli-split-header {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
}

/* ── 9. New Hero Layout Archetypes ───────────────────────────────────────── */
/* Hero Fullbleed Cover */
.cseli-hero-fullbleed {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 80vh;
  padding: 4rem 1rem;
}
.cseli-hero-fullbleed-content {
  max-width: 860px;
  margin: 0 auto;
}

/* Hero Editorial Poster */
.cseli-hero-editorial-poster {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  width: 100%;
}
.cseli-poster-header {
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.15));
  padding-bottom: 2rem;
}
.cseli-hero-title--editorial {
  font-size: clamp(2.5rem, 6.5vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
  font-weight: 900;
}
.cseli-poster-body-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}
@media (max-width: 768px) {
  .cseli-poster-body-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* Hero Bento Mosaic */
.cseli-hero-bento-mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.5rem;
  width: 100%;
}
.cseli-bento-card--lead {
  grid-column: span 7;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.cseli-bento-card--media {
  grid-column: span 5;
  display: flex;
  align-items: center;
}
.cseli-bento-card--stat {
  grid-column: span 12;
}
.cseli-bento-card--slot {
  grid-column: span 4;
}
@media (max-width: 1024px) {
  .cseli-bento-card--lead { grid-column: span 12; }
  .cseli-bento-card--media { grid-column: span 12; }
  .cseli-bento-card--slot { grid-column: span 6; }
}
@media (max-width: 640px) {
  .cseli-bento-card--slot { grid-column: span 12; }
}

/* Hero Overlap Card */
.cseli-hero-overlap {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cseli-hero-overlap-banner {
  width: 100%;
  max-height: 480px;
  overflow: hidden;
  border-radius: var(--cseli-radius, 0.75rem);
}
.cseli-hero-overlap-content-card {
  position: relative;
  margin-top: -6rem;
  width: 90%;
  max-width: 860px;
  z-index: 5;
  padding: 3rem 2.5rem;
}
@media (max-width: 640px) {
  .cseli-hero-overlap-content-card {
    margin-top: -3rem;
    width: 95%;
    padding: 2rem 1.25rem;
  }
}

/* ── 10. New Section Layout Archetypes ───────────────────────────────────── */
/* Sticky Split */
.cseli-layout--sticky-split {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 4rem;
  align-items: start;
}
.cseli-sticky-split-aside {
  position: sticky;
  top: 6rem;
}
@media (max-width: 840px) {
  .cseli-layout--sticky-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .cseli-sticky-split-aside {
    position: static;
  }
}

/* Editorial Rows */
.cseli-layout--editorial-rows {
  display: flex;
  flex-direction: column;
  width: 100%;
}
.cseli-editorial-row {
  display: grid;
  grid-template-columns: 4rem 1fr auto;
  gap: 2rem;
  align-items: center;
  padding: 2rem 0;
  border-top: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
  transition: background-color 0.2s ease;
}
.cseli-editorial-row:last-child {
  border-bottom: 1px solid var(--cseli-border, rgba(255, 255, 255, 0.12));
}
.cseli-editorial-row:hover {
  background-color: color-mix(in srgb, var(--cseli-primary, #6366f1) 4%, transparent);
}
.cseli-editorial-row-num {
  font-family: monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cseli-primary, #6366f1);
  opacity: 0.8;
}
.cseli-editorial-row-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: var(--cseli-text, #f8fafc);
}
.cseli-editorial-row-body {
  font-size: 0.95rem;
  color: var(--cseli-text-muted, #94a3b8);
  margin: 0;
}
.cseli-editorial-row-tags {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}
@media (max-width: 768px) {
  .cseli-editorial-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .cseli-editorial-row-aside {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }
}

/* Zigzag Alternating */
.cseli-layout--zigzag {
  display: flex;
  flex-direction: column;
  gap: 4.5rem;
  width: 100%;
}
.cseli-zigzag-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}
.cseli-zigzag-row--reverse {
  direction: rtl;
}
.cseli-zigzag-row--reverse > * {
  direction: ltr;
}
.cseli-zigzag-placeholder-box {
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.cseli-zigzag-num {
  font-size: 4rem;
  font-weight: 900;
  opacity: 0.25;
  color: var(--cseli-primary, #6366f1);
}
@media (max-width: 768px) {
  .cseli-zigzag-row {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .cseli-zigzag-row--reverse {
    direction: ltr;
  }
}

/* Magazine Featured */
.cseli-layout--magazine-featured {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: start;
}
.cseli-magazine-lead .cseli-card {
  height: 100%;
  padding: 2.5rem;
}
.cseli-magazine-lead .cseli-card-title {
  font-size: 1.85rem;
}
.cseli-magazine-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
@media (max-width: 840px) {
  .cseli-layout--magazine-featured {
    grid-template-columns: 1fr;
  }
}

/* Horizontal Carousel */
.cseli-layout--carousel-track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 1rem 0.5rem 2rem 0.5rem;
  scrollbar-width: thin;
}
.cseli-carousel-item {
  flex: 0 0 340px;
  scroll-snap-align: start;
}
@media (max-width: 640px) {
  .cseli-carousel-item {
    flex: 0 0 85vw;
  }
}