/* ============================================
   CernerGuy Consulting — Design System v2.0
   Figma-quality professional stylesheet
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Typography Scale */
  --font-display: 'Literata', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', 'Outfit', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.9375rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: clamp(1.75rem, 3vw, 2.25rem);
  --text-4xl: clamp(2.25rem, 5vw, 3.25rem);
  --text-5xl: clamp(2.75rem, 6vw, 4rem);

  /* Spacing Scale (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.08);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.1);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 400ms;

  /* Light Mode (default) */
  --bg-page: #FAFBFC;
  --bg-surface: #FFFFFF;
  --bg-elevated: #F1F5F9;
  --bg-muted: #F8FAFC;
  --bg-inverse: #0F172A;
  --bg-hero: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  --bg-hero-glow: radial-gradient(ellipse 60% 50% at 30% 40%, rgba(13,148,136,0.15), transparent);

  --accent: #0D9488;
  --accent-hover: #0F766E;
  --accent-light: #CCFBF1;
  --accent-soft: rgba(13,148,136,0.08);
  --accent-border: rgba(13,148,136,0.2);

  --cta: #D97706;
  --cta-hover: #B45309;
  --cta-light: #FEF3C7;

  --text-heading: #0F172A;
  --text-body: #334155;
  --text-muted: #64748B;
  --text-faint: #94A3B8;
  --text-inverse: #F8FAFC;
  --text-link: #0D9488;

  --border-light: #E2E8F0;
  --border-default: #CBD5E1;
  --border-accent: rgba(13,148,136,0.25);

  --card-bg: #FFFFFF;
  --card-border: #E2E8F0;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
  --card-shadow-hover: 0 4px 16px rgba(0,0,0,0.08), 0 8px 32px rgba(0,0,0,0.04);
}

/* Dark mode via system preference */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg-page: #0B0F1A;
    --bg-surface: #111827;
    --bg-elevated: #1E293B;
    --bg-muted: #0F172A;
    --bg-inverse: #F8FAFC;
    --bg-hero: linear-gradient(135deg, #0B0F1A 0%, #111827 50%, #0B0F1A 100%);
    --bg-hero-glow: radial-gradient(ellipse 60% 50% at 30% 40%, rgba(13,148,136,0.2), transparent);

    --accent: #2DD4BF;
    --accent-hover: #5EEAD4;
    --accent-light: rgba(45,212,191,0.1);
    --accent-soft: rgba(45,212,191,0.08);
    --accent-border: rgba(45,212,191,0.25);

    --cta: #F59E0B;
    --cta-hover: #FBBF24;
    --cta-light: rgba(245,158,11,0.1);

    --text-heading: #F1F5F9;
    --text-body: #CBD5E1;
    --text-muted: #94A3B8;
    --text-faint: #64748B;
    --text-inverse: #0F172A;
    --text-link: #2DD4BF;

    --border-light: #1E293B;
    --border-default: #334155;
    --border-accent: rgba(45,212,191,0.25);

    --card-bg: #111827;
    --card-border: #1E293B;
    --card-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
    --card-shadow-hover: 0 4px 16px rgba(0,0,0,0.3), 0 8px 32px rgba(0,0,0,0.2);
  }
}

/* Dark mode via explicit toggle */
:root[data-theme="dark"] {
  --bg-page: #0B0F1A;
  --bg-surface: #111827;
  --bg-elevated: #1E293B;
  --bg-muted: #0F172A;
  --bg-inverse: #F8FAFC;
  --bg-hero: linear-gradient(135deg, #0B0F1A 0%, #111827 50%, #0B0F1A 100%);
  --bg-hero-glow: radial-gradient(ellipse 60% 50% at 30% 40%, rgba(13,148,136,0.2), transparent);

  --accent: #2DD4BF;
  --accent-hover: #5EEAD4;
  --accent-light: rgba(45,212,191,0.1);
  --accent-soft: rgba(45,212,191,0.08);
  --accent-border: rgba(45,212,191,0.25);

  --cta: #F59E0B;
  --cta-hover: #FBBF24;
  --cta-light: rgba(245,158,11,0.1);

  --text-heading: #F1F5F9;
  --text-body: #CBD5E1;
  --text-muted: #94A3B8;
  --text-faint: #64748B;
  --text-inverse: #0F172A;
  --text-link: #2DD4BF;

  --border-light: #1E293B;
  --border-default: #334155;
  --border-accent: rgba(45,212,191,0.25);

  --card-bg: #111827;
  --card-border: #1E293B;
  --card-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
  --card-shadow-hover: 0 4px 16px rgba(0,0,0,0.3), 0 8px 32px rgba(0,0,0,0.2);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-page);
  color: var(--text-body);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: var(--text-link); text-decoration: none; transition: color var(--duration-fast) var(--ease-out); }
a:hover { color: var(--accent-hover); }

img { max-width: 100%; display: block; }

/* --- Skip Link --- */
a.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--accent); color: #fff;
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm); text-decoration: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
a.skip-link:focus { left: 50%; transform: translateX(-50%); }

/* --- Layout --- */
.wrapper {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 3rem);
}

.wrapper-narrow { max-width: 840px; margin: 0 auto; padding: 0 clamp(1.25rem, 5vw, 3rem); }

/* --- Navigation --- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,251,252,0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  transition: background var(--duration-base);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .nav {
    background: rgba(11,15,26,0.85);
  }
}
:root[data-theme="dark"] .nav {
  background: rgba(11,15,26,0.85);
}

.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: var(--space-8);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700; font-size: var(--text-xl);
  color: var(--text-heading);
  text-decoration: none; letter-spacing: -0.02em;
  display: flex; align-items: center; gap: var(--space-2);
}
.logo span { color: var(--accent); }
.logo-icon {
  width: 32px; height: 32px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px; font-weight: 700;
}

.nav-links {
  display: flex; gap: var(--space-1); list-style: none;
}
.nav-links a {
  color: var(--text-muted); text-decoration: none;
  font-size: var(--text-sm); font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast), background var(--duration-fast);
  letter-spacing: 0.01em;
}
.nav-links a:hover, .nav-links a:focus {
  color: var(--accent); background: var(--accent-soft);
  outline: none;
}
.nav-links a.nav-highlight {
  color: var(--accent); font-weight: 600;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
}

.nav-cta {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: var(--accent); color: #fff !important;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm); font-weight: 600;
  transition: background var(--duration-fast), transform var(--duration-fast);
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent-hover); transform: translateY(-1px); color: #fff !important; }

.nav-toggle {
  display: none; background: none;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: var(--space-2); cursor: pointer;
  color: var(--text-muted);
}

/* --- Hero (homepage) --- */
.hero-section {
  background: var(--bg-hero);
  position: relative; overflow: hidden;
  padding: clamp(5rem, 12vw, 9rem) 0 clamp(4rem, 8vw, 6rem);
}
.hero-section::before {
  content: ''; position: absolute; inset: 0;
  background: var(--bg-hero-glow);
  pointer-events: none;
}
.hero-section::after {
  content: ''; position: absolute;
  top: -50%; right: -20%; width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(13,148,136,0.08) 0%, transparent 70%);
  border-radius: 50%; pointer-events: none;
}

.hero-content { position: relative; z-index: 1; max-width: 720px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--accent); background: rgba(13,148,136,0.12);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid rgba(13,148,136,0.2);
  margin-bottom: var(--space-8);
  animation: fadeInUp 0.6s var(--ease-out) both;
}
.hero-badge::before {
  content: ''; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 700; line-height: 1.1;
  letter-spacing: -0.03em;
  color: #F8FAFC;
  margin-bottom: var(--space-6);
  text-wrap: balance;
  animation: fadeInUp 0.6s var(--ease-out) 0.1s both;
}
.hero-title em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-size: var(--text-lg); line-height: 1.75;
  color: #94A3B8; max-width: 600px;
  margin-bottom: var(--space-10);
  animation: fadeInUp 0.6s var(--ease-out) 0.2s both;
}

.hero-actions {
  display: flex; gap: var(--space-4); flex-wrap: wrap;
  animation: fadeInUp 0.6s var(--ease-out) 0.3s both;
}

/* --- Buttons --- */
.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 600; font-size: var(--text-base);
  text-decoration: none; border: none; cursor: pointer;
  transition: all var(--duration-base) var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: var(--cta); color: #fff;
  box-shadow: 0 2px 8px rgba(217,119,6,0.25);
}
.btn-primary:hover {
  background: var(--cta-hover); color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(217,119,6,0.35);
}

.btn-outline {
  background: transparent; color: #CBD5E1;
  border: 1.5px solid #475569;
}
.btn-outline:hover {
  border-color: var(--accent); color: var(--accent);
  background: rgba(13,148,136,0.05);
}

.btn-secondary {
  background: transparent; color: var(--text-muted);
  border: 1.5px solid var(--border-default);
}
.btn-secondary:hover {
  border-color: var(--accent); color: var(--accent);
  background: var(--accent-soft);
}

.btn-ghost {
  background: transparent; color: var(--accent);
  padding: 0.5rem 0;
}
.btn-ghost:hover { color: var(--accent-hover); gap: var(--space-3); }

.btn svg { width: 16px; height: 16px; }

/* --- Clients Bar --- */
.clients-bar {
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--border-light);
}
.clients-label {
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--text-faint); text-align: center;
  margin-bottom: var(--space-6);
}
.clients-logos {
  display: flex; flex-wrap: wrap; gap: var(--space-8);
  align-items: center; justify-content: center;
}
.client-pill {
  font-size: var(--text-sm); font-weight: 500;
  color: var(--text-muted); background: var(--bg-elevated);
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  transition: all var(--duration-base);
  white-space: nowrap;
}
.client-pill:hover {
  border-color: var(--accent-border); color: var(--accent);
  background: var(--accent-soft);
}

/* --- Section Layout --- */
section { padding: clamp(4rem, 8vw, 6rem) 0; }

.section-header { margin-bottom: var(--space-12); max-width: 640px; }
.section-header.centered { text-align: center; margin-left: auto; margin-right: auto; }

.section-eyebrow {
  font-size: var(--text-xs); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--accent); margin-bottom: var(--space-4);
  display: flex; align-items: center; gap: var(--space-3);
}
.section-eyebrow::before {
  content: ''; width: 24px; height: 2px;
  background: var(--accent); border-radius: 1px;
}
.section-header.centered .section-eyebrow { justify-content: center; }
.section-header.centered .section-eyebrow::before { display: none; }

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 600; line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text-heading);
  margin-bottom: var(--space-4);
  text-wrap: balance;
}

.section-desc {
  font-size: var(--text-md); color: var(--text-muted);
  line-height: 1.75; max-width: 560px;
}
.section-header.centered .section-desc { margin: 0 auto; }

/* --- Service Cards --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-5);
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-decoration: none; color: inherit;
  display: flex; flex-direction: column;
  transition: all var(--duration-base) var(--ease-out);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0; transition: opacity var(--duration-base);
}
.service-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-3px);
}
.service-card:hover::before { opacity: 1; }

.service-icon-wrap {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); margin-bottom: var(--space-5);
  transition: all var(--duration-base);
}
.service-card:hover .service-icon-wrap {
  background: var(--accent); color: #fff;
  border-color: var(--accent);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg); font-weight: 600;
  color: var(--text-heading);
  margin-bottom: var(--space-3);
  line-height: 1.35;
}
.service-card p {
  font-size: var(--text-sm); color: var(--text-muted);
  line-height: 1.7; flex: 1;
}
.service-tag {
  display: inline-block;
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); background: var(--accent-soft);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-top: var(--space-4);
}
.service-link {
  font-size: var(--text-sm); font-weight: 600;
  color: var(--accent); margin-top: var(--space-4);
  display: inline-flex; align-items: center; gap: var(--space-2);
  transition: gap var(--duration-fast);
}
.service-card:hover .service-link { gap: var(--space-3); }

/* --- Approach / Comparison --- */
.approach-section { background: var(--bg-elevated); }

.diff-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--space-8); margin-top: var(--space-8);
}
.diff-col { padding: var(--space-6); border-radius: var(--radius-lg); }
.diff-traditional {
  background: var(--bg-muted); opacity: 0.8;
  border: 1px solid var(--border-light);
}
.diff-cernerguy {
  background: var(--card-bg);
  border: 1px solid var(--accent-border);
  box-shadow: var(--card-shadow);
}

.diff-col h3 {
  font-size: var(--text-base); font-weight: 600;
  margin-bottom: var(--space-5);
  display: flex; align-items: center; gap: var(--space-3);
  color: var(--text-heading);
}
.diff-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.diff-col li {
  font-size: var(--text-sm); color: var(--text-muted);
  padding-left: var(--space-6); position: relative; line-height: 1.6;
}
.diff-col li::before { position: absolute; left: 0; top: 0; font-weight: 600; }
.diff-traditional li::before { content: "\00d7"; color: var(--text-faint); }
.diff-cernerguy li::before { content: "\2713"; color: var(--accent); }

/* --- Metrics --- */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-5);
  padding: var(--space-12) 0;
}
.metric-card {
  text-align: center;
  padding: var(--space-6);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base);
}
.metric-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--card-shadow-hover);
}
.metric-value {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700; color: var(--accent);
  line-height: 1; margin-bottom: var(--space-2);
  font-variant-numeric: tabular-nums;
}
.metric-label {
  font-size: var(--text-sm); color: var(--text-muted); font-weight: 500;
}

/* --- Domain Tags --- */
.domain-list {
  display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-6);
}
.domain-tag {
  font-size: var(--text-sm); font-weight: 500;
  color: var(--text-muted); background: var(--bg-surface);
  border: 1px solid var(--border-light);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast);
}
.domain-tag:hover { border-color: var(--accent-border); color: var(--accent); }

/* --- Platform Banner --- */
.platform-banner {
  background: var(--card-bg);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-10);
  display: flex; align-items: center;
  justify-content: space-between; gap: var(--space-8);
  flex-wrap: wrap;
  box-shadow: var(--card-shadow);
}
.platform-banner h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl); font-weight: 600;
  color: var(--text-heading); margin-bottom: var(--space-2);
}
.platform-banner p {
  font-size: var(--text-base); color: var(--text-muted); max-width: 540px;
}

/* --- About Section --- */
.about-grid {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: var(--space-12); align-items: start;
}
.about-sidebar {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.about-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl); font-weight: 700;
  color: var(--text-heading); margin-bottom: var(--space-1);
}
.about-title {
  font-size: var(--text-sm); color: var(--accent);
  font-weight: 500; margin-bottom: var(--space-6);
}
.about-details { display: flex; flex-direction: column; gap: var(--space-4); }
.about-detail { display: flex; gap: var(--space-3); align-items: baseline; }
.about-detail-label {
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-faint); min-width: 80px; flex-shrink: 0;
}
.about-detail-value { font-size: var(--text-sm); color: var(--text-heading); }

.about-bio p {
  font-size: var(--text-base); color: var(--text-body);
  line-height: 1.8; margin-bottom: var(--space-4);
}

/* --- Article Ticker --- */
.ticker-section {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-12) 0;
  overflow: hidden;
}
.ticker-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-6);
}
.ticker-track {
  display: flex; gap: var(--space-5);
  animation: ticker-scroll 60s linear infinite;
  width: max-content;
}
.ticker-track:hover { animation-play-state: paused; }

.ticker-card {
  flex-shrink: 0; width: 340px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--duration-base);
  cursor: default;
}
.ticker-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}
.ticker-card-eyebrow {
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent); margin-bottom: var(--space-3);
  display: flex; align-items: center; gap: var(--space-2);
}
.ticker-card-eyebrow::before {
  content: ''; width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%; opacity: 0.5;
}
.ticker-card h4 {
  font-family: var(--font-display);
  font-size: var(--text-base); font-weight: 600;
  color: var(--text-heading); line-height: 1.4;
  margin-bottom: var(--space-3);
}
.ticker-card p {
  font-size: var(--text-sm); color: var(--text-muted);
  line-height: 1.6;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- CTA Section --- */
.cta-section {
  background: var(--bg-hero);
  padding: clamp(4rem, 10vw, 7rem) 0;
  text-align: center; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background: var(--bg-hero-glow); pointer-events: none;
}
.cta-content { position: relative; z-index: 1; }

.cta-section .section-title { color: #F1F5F9; }
.cta-section .section-desc { color: #94A3B8; margin: 0 auto var(--space-8); }
.cta-email { font-size: var(--text-md); color: #94A3B8; margin-top: var(--space-5); }
.cta-email a { color: var(--accent); font-weight: 500; }
.cta-phone { font-size: var(--text-sm); color: #64748B; margin-top: var(--space-2); }
.cta-phone a { color: #94A3B8; }

/* --- Contact Page --- */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: var(--space-12); align-items: start;
}
.contact-info { padding-top: var(--space-4); }
.contact-info h2 {
  font-family: var(--font-display);
  font-size: var(--text-3xl); font-weight: 700;
  color: var(--text-heading); margin-bottom: var(--space-4);
}
.contact-info > p {
  font-size: var(--text-md); color: var(--text-muted);
  line-height: 1.75; margin-bottom: var(--space-8);
}
.contact-method {
  display: flex; align-items: flex-start; gap: var(--space-4);
  padding: var(--space-5) 0;
  border-top: 1px solid var(--border-light);
}
.contact-method-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
}
.contact-method-label {
  font-size: var(--text-xs); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--text-faint); margin-bottom: var(--space-1);
}
.contact-method-value {
  font-size: var(--text-base); color: var(--text-heading); font-weight: 500;
}
.contact-method-value a { color: var(--text-heading); }
.contact-method-value a:hover { color: var(--accent); }

.contact-form-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  box-shadow: var(--shadow-lg);
}
.contact-form-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl); font-weight: 600;
  color: var(--text-heading); margin-bottom: var(--space-6);
}

.form-group { margin-bottom: var(--space-5); }
.form-group label {
  display: block;
  font-size: var(--text-sm); font-weight: 500;
  color: var(--text-heading); margin-bottom: var(--space-2);
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--bg-page);
  border: 1.5px solid var(--border-default);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-heading);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-group textarea { min-height: 120px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }

.form-submit {
  width: 100%; margin-top: var(--space-4);
  justify-content: center;
}

/* --- Breadcrumb --- */
.breadcrumb { padding: var(--space-5) 0 0; }
.breadcrumb ol {
  list-style: none; display: flex; gap: var(--space-2);
  align-items: center; font-size: var(--text-sm); color: var(--text-faint);
}
.breadcrumb a { color: var(--text-faint); font-weight: 500; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .current { color: var(--text-muted); font-weight: 500; }

/* --- Page Hero (subpages) --- */
.page-hero {
  padding: clamp(3rem, 8vw, 5rem) 0 clamp(2rem, 4vw, 3rem);
  max-width: 820px;
}
.page-hero .hero-eyebrow {
  font-size: var(--text-sm); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent); margin-bottom: var(--space-5);
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-4xl); font-weight: 700;
  line-height: 1.15; letter-spacing: -0.02em;
  color: var(--text-heading); margin-bottom: var(--space-6);
  text-wrap: balance;
}
.page-hero h1 em { font-style: normal; color: var(--accent); }
.page-hero .hero-sub {
  font-size: var(--text-lg); line-height: 1.75;
  color: var(--text-muted); max-width: 640px;
}

/* --- Content (subpages) --- */
.content-section { padding: clamp(2rem, 5vw, 4rem) 0; }
.content-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl); font-weight: 600;
  line-height: 1.3; color: var(--text-heading); margin-bottom: var(--space-4);
}
.content-section p {
  font-size: var(--text-md); color: var(--text-muted);
  line-height: 1.8; margin-bottom: var(--space-4); max-width: 720px;
}

.diagram-container { margin: var(--space-8) 0; overflow-x: auto; }
.diagram-container svg { display: block; margin: 0 auto; }

.deliverables-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5); margin-top: var(--space-8);
}
.deliverable-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--duration-base);
}
.deliverable-card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--card-shadow-hover);
}
.deliverable-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); margin-bottom: var(--space-4);
}
.deliverable-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-md); font-weight: 600;
  color: var(--text-heading); margin-bottom: var(--space-2);
}
.deliverable-card p {
  font-size: var(--text-sm); color: var(--text-muted); line-height: 1.65;
}

.back-link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm); font-weight: 600;
  color: var(--accent); margin-bottom: var(--space-8);
}
.back-link:hover { gap: var(--space-3); color: var(--accent-hover); }

/* --- Footer --- */
footer {
  padding: var(--space-8) 0;
  border-top: 1px solid var(--border-light);
  background: var(--bg-surface);
}
.footer-inner {
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: var(--space-4);
}
.footer-copy { font-size: var(--text-sm); color: var(--text-faint); }
.footer-links { display: flex; gap: var(--space-6); align-items: center; }
.footer-links a {
  font-size: var(--text-sm); color: var(--text-faint);
  font-weight: 500;
}
.footer-links a:hover { color: var(--accent); }
.footer-brand {
  font-size: var(--text-sm); color: var(--text-faint); font-weight: 500;
}

/* --- Divider --- */
.divider { border: none; border-top: 1px solid var(--border-light); margin: 0; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Intersection Observer reveal */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links {
    display: none; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-light);
    padding: var(--space-4) var(--space-6);
    gap: var(--space-1); z-index: 10;
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-cta-wrap { display: none; }
  nav .nav-inner { position: relative; }

  .services-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .metrics-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .platform-banner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .metrics-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .ticker-track { animation: none; }
}