/* ==========================================================================
   Print Media Creator — Complete Stylesheet
   Sections 1.1–1.26 from build-website-prompt.md
   ========================================================================== */

/* --------------------------------------------------------------------------
   1.1 Font Face Declarations
   -------------------------------------------------------------------------- */

/* DM Sans — latin */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/dm-sans-latin.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;
}
/* DM Sans — latin-ext */
@font-face {
  font-family: "DM Sans";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/dm-sans-latin-ext.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;
}
/* Outfit — latin */
@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 500 800;
  font-display: swap;
  src: url("../fonts/outfit-latin.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;
}
/* Outfit — latin-ext */
@font-face {
  font-family: "Outfit";
  font-style: normal;
  font-weight: 500 800;
  font-display: swap;
  src: url("../fonts/outfit-latin-ext.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;
}
/* Space Mono — latin */
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/space-mono-latin.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;
}
/* Space Mono — latin-ext */
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/space-mono-latin-ext.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;
}

/* --------------------------------------------------------------------------
   1.2 Design Tokens (CSS Custom Properties)
   -------------------------------------------------------------------------- */

:root {
  /* ── Fonts ── */
  --font-display: "Outfit", system-ui, sans-serif;
  --font-sans:    "DM Sans", system-ui, sans-serif;
  --font-mono:    "Space Mono", ui-monospace, monospace;

  /* ── Type Scale (fluid, clamp) ── */
  --text-display:   clamp(2.5rem, 5vw + 1rem, 4.5rem);     /* Hero h1: 40px → 72px */
  --text-headline:  clamp(1.875rem, 3vw + 0.75rem, 3rem);   /* Section h2: 30px → 48px */
  --text-title:     clamp(1.375rem, 1.5vw + 0.75rem, 2rem); /* Card h3: 22px → 32px */
  --text-body-lg:   clamp(1.125rem, 0.5vw + 1rem, 1.25rem); /* Lead: 18px → 20px */
  --text-body:      clamp(0.9375rem, 0.25vw + 0.875rem, 1rem); /* Body: 15px → 16px */
  --text-body-sm:   clamp(0.8125rem, 0.2vw + 0.75rem, 0.875rem); /* Caption: 13px → 14px */
  --text-label:     clamp(0.625rem, 0.1vw + 0.6rem, 0.6875rem);  /* Label: 10px → 11px */
  --text-ui:        clamp(0.8125rem, 0.2vw + 0.75rem, 0.875rem);  /* Buttons/nav: 13px → 14px */

  /* ── Line Heights ── */
  --leading-display:  1.05;
  --leading-headline: 1.1;
  --leading-title:    1.2;
  --leading-body:     1.65;

  /* ── Letter Spacing ── */
  --tracking-display:  0;
  --tracking-headline: 0;
  --tracking-label:    0.1em;

  /* ── Brand Colors (primitives) ── */
  --ink:           #0a0a0a;
  --paper:         #f6f4f0;
  --warm:          #e8e4dc;
  --warm-deep:     #ddd8ce;
  --accent:        #1d4ed8;
  --accent-light:  #3b82f6;
  --accent-faint:  rgba(29, 78, 216, 0.08);
  --muted:         #646b79;
  --subtle:        #d1cdc5;
  --white:         #ffffff;

  /* ── Semantic: Surfaces ── */
  --bg-page:       var(--paper);
  --bg-section:    #eeebe4;
  --bg-card:       var(--paper);
  --bg-surface:    #faf9f6;
  --bg-inverse:    var(--ink);

  /* ── Semantic: Text ── */
  --text-heading:  var(--ink);
  --text-body-color: #3d3d3d;
  --text-muted:    var(--muted);
  --text-faint:    #9ca3af;
  --text-inverse:  var(--paper);

  /* ── Semantic: Borders ── */
  --border:        var(--subtle);
  --border-card:   var(--warm);
  --border-nav:    rgba(10, 10, 10, 0.08);
  --border-strong: rgba(10, 10, 10, 0.15);

  /* ── Semantic: Interactive ── */
  --color-primary:       var(--accent);
  --color-primary-light: var(--accent-light);
  --cta-bg:              var(--ink);
  --cta-bg-hover:        var(--accent);
  --cta-text:            var(--paper);
  --nav-link-default:    var(--ink);
  --nav-link-hover:      var(--muted);
  --nav-link-active:     var(--accent);

  /* ── Semantic: Status ── */
  --status-error:        #dc2626;
  --status-error-bg:     rgba(220, 38, 38, 0.08);
  --status-error-border: rgba(220, 38, 38, 0.25);
  --status-success:        #059669;
  --status-success-bg:     rgba(5, 150, 105, 0.08);
  --status-success-border: rgba(5, 150, 105, 0.30);

  /* ── Layout ── */
  --container-max:    1200px;
  --container-pad:    clamp(1.25rem, 3vw, 2rem);
  --section-py:       clamp(4rem, 8vw, 8rem);
  --gap-card:         1.25rem;
  --gap-section-head: 4rem;

  /* ── Radii ── */
  --radius-sm:   3px;
  --radius-md:   6px;
  --radius-lg:   12px;
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-card:   0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-raised: 0 4px 20px rgba(0,0,0,0.08), 0 12px 40px rgba(0,0,0,0.05);
  --shadow-nav:    0 4px 20px rgba(0,0,0,0.08);

  /* ── Transitions ── */
  --ease-out-expo: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 0.18s;
  --duration-normal: 0.3s;
  --duration-reveal: 0.7s;
}

/* --------------------------------------------------------------------------
   1.3 Dark Section Overrides
   -------------------------------------------------------------------------- */

[data-section="dark"] {
  background-color: var(--ink);
  color: var(--text-body-color);
  --bg-page:         var(--ink);
  --bg-card:         #141414;
  --bg-surface:      #1a1a1a;
  --bg-section:      #111111;
  --text-heading:    var(--paper);
  --text-body-color: #c9c5bc;
  --text-muted:      #8a8680;
  --text-faint:      #5a5650;
  --border:          rgba(246, 244, 240, 0.10);
  --border-card:     rgba(246, 244, 240, 0.08);
  --border-strong:   rgba(246, 244, 240, 0.20);
  --color-primary:   var(--accent-light);
  --accent-faint:    rgba(59, 130, 246, 0.12);
  --cta-bg:          var(--accent-light);
  --cta-bg-hover:    var(--accent);
  --cta-text:        #ffffff;
  --status-error-border: rgba(248, 113, 113, 0.40);
  --status-success-border: rgba(52, 211, 153, 0.40);
}

/* --------------------------------------------------------------------------
   1.4 CSS Reset & Base
   -------------------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; font-feature-settings: "ss01", "ss02"; }
body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  color: var(--text-body-color);
  background-color: var(--bg-page);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font: inherit; }

/* --------------------------------------------------------------------------
   1.5 Container & Layout Utilities
   -------------------------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}
.section { padding-block: var(--section-py); }
.section-head { max-width: 48rem; margin-bottom: var(--gap-section-head); }

/* --------------------------------------------------------------------------
   1.6 Typography Classes
   -------------------------------------------------------------------------- */

.text-display {
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: 700;
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  color: var(--text-heading);
}
.text-headline {
  font-family: var(--font-display);
  font-size: var(--text-headline);
  font-weight: 700;
  line-height: var(--leading-headline);
  letter-spacing: var(--tracking-headline);
  color: var(--text-heading);
}
.text-title {
  font-family: var(--font-sans);
  font-size: var(--text-title);
  font-weight: 600;
  line-height: var(--leading-title);
  color: var(--text-heading);
}
.section-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1rem;
}
.text-lead {
  font-size: var(--text-body-lg);
  color: var(--text-muted);
  line-height: var(--leading-body);
}
.text-sm { font-size: var(--text-body-sm); }
.text-muted { color: var(--text-muted); }
.text-heading { color: var(--text-heading); }

/* --------------------------------------------------------------------------
   1.7 Gradient Text
   -------------------------------------------------------------------------- */

.gradient-text {
  background: linear-gradient(135deg, var(--accent) 0%, var(--ink) 70%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
[data-section="dark"] .gradient-text {
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--paper) 70%);
  -webkit-background-clip: text;
  background-clip: text;
}

/* --------------------------------------------------------------------------
   1.8 Crystal Background Pattern
   -------------------------------------------------------------------------- */

.crystal-pattern {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='110'%3E%3Cpolygon points='28.4,7.5 54,18.4 47.7,47.5 22.7,47.5 6,37.8' fill='none' stroke='rgba(10,10,10,0.05)' stroke-width='0.8'/%3E%3Cpolygon points='88.4,62.5 114,73.4 107.7,102.5 82.7,102.5 66,92.8' fill='none' stroke='rgba(10,10,10,0.05)' stroke-width='0.8'/%3E%3C/svg%3E");
  background-size: 120px 110px;
}

[data-section="dark"].crystal-pattern,
[data-section="dark"] .crystal-pattern {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='110'%3E%3Cpolygon points='28.4,7.5 54,18.4 47.7,47.5 22.7,47.5 6,37.8' fill='none' stroke='rgba(246,244,240,0.05)' stroke-width='0.8'/%3E%3Cpolygon points='88.4,62.5 114,73.4 107.7,102.5 82.7,102.5 66,92.8' fill='none' stroke='rgba(246,244,240,0.05)' stroke-width='0.8'/%3E%3C/svg%3E");
}

/* --------------------------------------------------------------------------
   1.9 Navigation — Floating Glass Pill
   -------------------------------------------------------------------------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 1rem var(--container-pad) 0;
  transition: padding var(--duration-fast) ease;
}
.nav-inner {
  max-width: var(--container-max);
  margin-inline: auto;
}
.nav-glass {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  padding-inline: 1.25rem;
  background-color: rgba(246, 244, 240, 0.85);
  border: 1px solid var(--border-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-nav);
  transition: background-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}
.nav.scrolled { padding-top: 0.5rem; }
.nav.scrolled .nav-glass {
  background-color: rgba(246, 244, 240, 0.94);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.10);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.nav-logo-mark {
  width: 2rem; height: 2rem;
  animation: logo-breathe-spin 30s ease-in-out infinite;
  will-change: transform;
}
@keyframes logo-breathe-spin {
  0%   { transform: rotate(0deg)   scale(1); }
  10%  { transform: rotate(36deg)  scale(1.10); }
  20%  { transform: rotate(72deg)  scale(1); }
  30%  { transform: rotate(108deg) scale(1.10); }
  40%  { transform: rotate(144deg) scale(1); }
  50%  { transform: rotate(180deg) scale(1.10); }
  60%  { transform: rotate(216deg) scale(1); }
  70%  { transform: rotate(252deg) scale(1.10); }
  80%  { transform: rotate(288deg) scale(1); }
  90%  { transform: rotate(324deg) scale(1.10); }
  100% { transform: rotate(360deg) scale(1); }
}
@media (prefers-reduced-motion: reduce) {
  .nav-logo-mark { animation: none; }
}
.nav-logo-text {
  font-weight: 600;
  font-size: var(--text-ui);
  color: var(--text-heading);
  letter-spacing: -0.025em;
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav-link {
  font-size: var(--text-ui);
  color: var(--nav-link-default);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  transition: color var(--duration-normal) ease, background-color var(--duration-normal) ease;
}
.nav-link:hover { color: var(--nav-link-hover); }
.nav-link.active {
  background: var(--white);
  color: var(--text-heading);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.nav-cta {
  font-size: var(--text-ui);
  font-weight: 600;
  background: var(--cta-bg);
  color: var(--cta-text);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) ease;
}
.nav-cta:hover { background: var(--cta-bg-hover); }

/* Language toggle */
.lang-toggle {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border-strong);
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}
.lang-toggle:hover {
  color: var(--text-heading);
  border-color: var(--text-heading);
}

/* Mobile menu */
.nav-links { display: none; }
.nav-mobile-toggle { display: block; padding: 0.5rem; }
.nav-mobile-toggle svg { width: 1.25rem; height: 1.25rem; }
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-mobile-toggle { display: none; }
}
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 0;
  margin-top: 0.5rem;
  padding: 1rem 1.25rem;
  background-color: rgba(246, 244, 240, 0.95);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-nav);
  border-radius: var(--radius-lg);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  display: block;
  padding: 0.75rem 0;
  font-size: var(--text-ui);
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-card);
  transition: color var(--duration-fast) ease;
}
.mobile-menu a:hover { color: var(--text-heading); }
.mobile-menu a:last-child { border-bottom: none; }

/* --------------------------------------------------------------------------
   1.10 Button System
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: var(--text-ui);
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  transition: background var(--duration-fast) ease, border-color var(--duration-fast) ease, color var(--duration-fast) ease;
  white-space: nowrap;
}
.btn svg { width: 1rem; height: 1rem; flex-shrink: 0; }

.btn-primary {
  background: var(--cta-bg);
  color: var(--cta-text);
}
.btn-primary:hover { background: var(--cta-bg-hover); }

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-heading);
}
.btn-secondary:hover { border-color: rgba(10, 10, 10, 0.4); }

[data-section="dark"] .btn-primary {
  background: var(--accent-light);
  color: #fff;
}
[data-section="dark"] .btn-primary:hover { background: var(--accent); }
[data-section="dark"] .btn-secondary {
  border-color: var(--border-strong);
  color: var(--text-heading);
}

/* --------------------------------------------------------------------------
   1.11 Card System
   -------------------------------------------------------------------------- */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  padding: 1.75rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-raised);
}
.card-icon {
  width: 2.5rem; height: 2.5rem;
  background: var(--accent-faint);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.card-icon svg { width: 1.25rem; height: 1.25rem; stroke: var(--color-primary); fill: none; stroke-width: 1.5; }
.card h3 { font-weight: 600; margin-bottom: 0.5rem; color: var(--text-heading); }
.card p { font-size: var(--text-body-sm); color: var(--text-muted); line-height: var(--leading-body); }

/* --------------------------------------------------------------------------
   1.12 Grids
   -------------------------------------------------------------------------- */

.grid-2 { display: grid; grid-template-columns: 1fr; gap: var(--gap-card); }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: var(--gap-card); }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: var(--gap-card); }
.grid-2-equal { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
.grid-1-2 { display: grid; grid-template-columns: 1fr; gap: 1.5rem; align-items: start; }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2-equal { grid-template-columns: repeat(2, 1fr); }
  .grid-1-2 { grid-template-columns: 1fr 2fr; }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* --------------------------------------------------------------------------
   1.13 Feature Showcase
   -------------------------------------------------------------------------- */

.feature-showcase { display: flex; flex-direction: column; gap: 5rem; }

.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 768px) {
  .feature-row { grid-template-columns: 1fr 1fr; }
  .feature-row:nth-child(even) .feature-media { order: 2; }
  .feature-row:nth-child(even) .feature-content { order: 1; }
}
.feature-media {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.feature-media-placeholder {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: var(--tracking-label);
}
.feature-content h3 {
  font-size: var(--text-title);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.75rem;
}
.feature-content p {
  font-size: var(--text-body);
  color: var(--text-muted);
  line-height: var(--leading-body);
  margin-bottom: 1.25rem;
}
.feature-bullets { list-style: none; display: flex; flex-direction: column; gap: 0.625rem; }
.feature-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: var(--text-body-sm);
  color: var(--text-body-color);
  line-height: 1.5;
}
.feature-bullets li svg {
  width: 1.125rem; height: 1.125rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* --------------------------------------------------------------------------
   1.14 Before/After Comparison Cards
   -------------------------------------------------------------------------- */

.before-after-card {
  border-left: 3px solid;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-sm);
}
.before-after-card.before {
  border-color: var(--status-error-border);
  background: var(--status-error-bg);
}
.before-after-card.after {
  border-color: var(--status-success-border);
  background: var(--status-success-bg);
}
.before-after-card p {
  font-size: var(--text-body-sm);
  line-height: 1.5;
}
[data-section="dark"] .before-after-card.before { background: rgba(220,38,38,0.06); }
[data-section="dark"] .before-after-card.after { background: rgba(5,150,105,0.06); }

/* --------------------------------------------------------------------------
   1.15 Comparison Table
   -------------------------------------------------------------------------- */

.comparison-table { width: 100%; border-collapse: collapse; }
.comparison-table th, .comparison-table td {
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: var(--text-body-sm);
  border-bottom: 1px solid var(--border-card);
}
.comparison-table thead th {
  font-weight: 600;
  font-size: var(--text-ui);
  color: var(--text-heading);
  background: var(--bg-surface);
}
.comparison-table thead th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.comparison-table thead th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
.comparison-table tbody td { color: var(--text-heading); }
.comparison-table tbody td:first-child { font-weight: 500; color: var(--text-heading); }
.comparison-table .check { color: var(--status-success); font-weight: 600; }
.comparison-table .dash { color: var(--text-muted); }
.comparison-table thead th:last-child { background: var(--warm-deep); }
.comparison-table tbody td:last-child { background: var(--warm); }

/* Make table scroll horizontally on mobile */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; border: 1px solid var(--border-card); border-radius: var(--radius-sm); }
@media (min-width: 768px) { .table-wrapper { max-width: 80%; margin-inline: auto; } }

/* --------------------------------------------------------------------------
   1.16 Contact Form
   -------------------------------------------------------------------------- */

.form-group { display: flex; flex-direction: column; gap: 0.375rem; }
.form-row { display: grid; grid-template-columns: 1fr; gap: 1.25rem; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

.form-label {
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--text-heading);
}
.form-input, .form-textarea {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: var(--text-body-sm);
  color: var(--text-heading);
  outline: none;
  transition: border-color var(--duration-fast) ease;
}
.form-input:focus, .form-textarea:focus { border-color: var(--color-primary); }
.form-textarea { resize: none; min-height: 6rem; }
.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.form-consent input[type="checkbox"] { accent-color: var(--accent); margin-top: 0.125rem; }
.form-consent label { font-size: var(--text-label); color: var(--text-muted); line-height: 1.5; }

/* --------------------------------------------------------------------------
   1.17 Workflow Steps
   -------------------------------------------------------------------------- */

.workflow-steps { display: grid; grid-template-columns: 1fr; gap: 2rem; }
@media (min-width: 768px) { .workflow-steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .workflow-steps { grid-template-columns: repeat(4, 1fr); } }

.workflow-step-number {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.4vw + 0.8rem, 2.4rem);
  font-weight: 700;
  color: var(--color-primary);
  background: var(--accent-faint);
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}
.workflow-step h3 {
  font-size: calc(var(--text-body) * 1.125);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.5rem;
}
.workflow-step p {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  line-height: var(--leading-body);
}

/* --------------------------------------------------------------------------
   1.18 Use Case Cards
   -------------------------------------------------------------------------- */

.usecase-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}
.usecase-card-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.usecase-card h3 {
  font-size: var(--text-title);
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.75rem;
}
.usecase-card p {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  line-height: var(--leading-body);
  flex: 1;
  margin-bottom: 1.5rem;
}
.usecase-card-link {
  font-size: var(--text-body-sm);
  font-weight: 500;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}
.usecase-card-link:hover { text-decoration: underline; }

/* --------------------------------------------------------------------------
   1.19 Product Tag Pills
   -------------------------------------------------------------------------- */

.product-tags { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.product-tag {
  border: 1px solid var(--border-strong);
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-body-sm);
  font-weight: 500;
  cursor: default;
  transition: background var(--duration-fast) ease, color var(--duration-fast) ease;
}
.product-tag:hover {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* --------------------------------------------------------------------------
   1.20 Output Lane Cards
   -------------------------------------------------------------------------- */

.output-lanes { display: grid; grid-template-columns: 1fr; gap: var(--gap-card); margin-top: 4rem; }
@media (min-width: 768px) { .output-lanes { grid-template-columns: repeat(3, 1fr); } }

.output-lane {
  background: var(--ink);
  color: var(--paper);
  padding: 2rem;
  border-radius: var(--radius-sm);
}
.output-lane-label {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 1rem;
}
.output-lane h3 { font-size: calc(var(--text-body) * 1.125); font-weight: 600; margin-bottom: 0.5rem; }
.output-lane p { font-size: var(--text-body-sm); color: rgba(246, 244, 240, 0.6); line-height: var(--leading-body); }

/* --------------------------------------------------------------------------
   1.21 Hero Stats Bar
   -------------------------------------------------------------------------- */

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(10, 10, 10, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 5rem;
}
@media (min-width: 1024px) { .hero-stats { grid-template-columns: repeat(3, 1fr); } }
.hero-stat {
  background: var(--bg-page);
  padding: 1.5rem 2rem;
}
.hero-stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
  font-weight: 700;
  color: var(--text-heading);
  font-variant-numeric: tabular-nums;
}
.hero-stat-value.accent { color: var(--color-primary); }
.hero-stat-desc {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* --------------------------------------------------------------------------
   1.22 Checklist
   -------------------------------------------------------------------------- */

.check-list { display: flex; flex-direction: column; gap: 1rem; }
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.check-item svg {
  width: 1.25rem; height: 1.25rem;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}
.check-item p { font-size: var(--text-body-sm); line-height: 1.6; }
.check-item strong { font-weight: 600; color: var(--text-heading); }

/* --------------------------------------------------------------------------
   1.23 Enterprise Grid
   -------------------------------------------------------------------------- */

.enterprise-grid { display: grid; grid-template-columns: 1fr; gap: var(--gap-card); }
@media (min-width: 640px) { .enterprise-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .enterprise-grid { grid-template-columns: repeat(3, 1fr); } }

.enterprise-card {
  border: 1px solid var(--border-card);
  padding: 1.75rem;
  border-radius: var(--radius-sm);
}
.enterprise-card h3 { font-weight: 600; margin-bottom: 0.5rem; color: var(--text-heading); }
.enterprise-card p { font-size: var(--text-body-sm); color: var(--text-muted); line-height: var(--leading-body); }

/* --------------------------------------------------------------------------
   1.24 Footer
   -------------------------------------------------------------------------- */

.footer {
  border-top: 1px solid var(--border-card);
  padding-block: 3rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
  }
}
.footer-links { display: flex; gap: 1.5rem; list-style: none; }
.footer-links a {
  font-size: var(--text-body-sm);
  color: var(--text-muted);
  transition: color var(--duration-fast) ease;
}
.footer-links a:hover { color: var(--text-heading); }
.footer-copy { font-size: var(--text-label); color: var(--text-muted); }

/* --------------------------------------------------------------------------
   1.25 Animations
   -------------------------------------------------------------------------- */

/* Hero entrance — CSS-driven */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-reveal { opacity: 0; animation: fade-up 0.7s var(--ease-out-expo) forwards; }
.hero-delay-1 { animation-delay: 0.06s; }
.hero-delay-2 { animation-delay: 0.18s; }
.hero-delay-3 { animation-delay: 0.30s; }
.hero-delay-4 { animation-delay: 0.44s; }
.hero-delay-5 { animation-delay: 0.58s; }

/* Scroll reveal — JS adds .visible */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-reveal) var(--ease-out-expo),
              transform var(--duration-reveal) var(--ease-out-expo);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Crystal background rotation */
@keyframes crystal-bg-spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.crystal-bg-rotate {
  animation: crystal-bg-spin 120s linear infinite;
  will-change: transform;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-reveal, .reveal { animation: none; opacity: 1; transform: none; transition: none; }
  .crystal-bg-rotate { animation: none; will-change: auto; }
}
@media (max-width: 768px) {
  .crystal-bg-rotate { animation: none; will-change: auto; }
}

/* --------------------------------------------------------------------------
   1.26 Skip Link
   -------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: var(--text-body-sm);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  transition: top 0.15s ease;
}
.skip-link:focus { top: 0; outline: 3px solid var(--accent-light); outline-offset: 2px; }

/* Utility */
.hidden { display: none !important; }