/* ==========================================================================
   EXISTDOC.RU — Yuri Frolov Psychology Practice
   Design System: Dark Minimal / Modern Clinical
   ========================================================================== */

:root {
  --bg-primary: #090d16;
  --bg-secondary: #0d1424;
  --bg-card: #111827;
  --bg-card-hover: #162033;
  --bg-glass: rgba(17, 24, 39, 0.75);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(56, 189, 248, 0.28);
  --border-active: rgba(129, 140, 248, 0.4);

  --text-primary: #f3f4f6;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-light: #ffffff;

  --accent-cyan: #38bdf8;
  --accent-cyan-glow: rgba(56, 189, 248, 0.16);
  --accent-indigo: #818cf8;
  --accent-indigo-glow: rgba(129, 140, 248, 0.16);
  --accent-emerald: #34d399;
  --accent-rose: #f87171;
  --accent-amber: #fbbf24;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow-cyan: 0 0 35px rgba(56, 189, 248, 0.15);
  --shadow-glow-indigo: 0 0 35px rgba(129, 140, 248, 0.15);

  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
  --transition-slow: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1200px;
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.08) 0%, transparent 60%),
    radial-gradient(circle at 90% 25%, rgba(129, 140, 248, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Containers & Layout */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding-top: 50px;
    padding-bottom: 50px;
  }
}

/* Typography Helpers */
.text-cyan { color: var(--accent-cyan); }
.text-indigo { color: var(--accent-indigo); }
.text-emerald { color: var(--accent-emerald); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--text-light);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.6;
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(129, 140, 248, 0.2));
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--accent-cyan);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.04em;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.15);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-light);
  line-height: 1.2;
}

.brand-tag {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--text-light);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: var(--accent-cyan);
  background: rgba(56, 189, 248, 0.09);
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  background: none;
  color: var(--text-light);
  padding: 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  position: fixed;
  top: 76px;
  left: 0;
  right: 0;
  background: rgba(13, 19, 34, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 24px;
  flex-direction: column;
  gap: 12px;
  z-index: 99;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition-normal);
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav .nav-link {
  font-size: 1.05rem;
  padding: 12px 16px;
  border-radius: var(--radius-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-sm {
  font-size: 0.85rem;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
  color: #031322;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #38bdf8 0%, #7dd3fc 100%);
  box-shadow: 0 6px 28px rgba(56, 189, 248, 0.4);
  transform: translateY(-2px);
  color: #02111d;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--border-hover);
  transform: translateY(-2px);
  color: var(--accent-cyan);
}

.btn-b17 {
  background: rgba(239, 68, 68, 0.1);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.btn-b17:hover {
  background: rgba(239, 68, 68, 0.18);
  border-color: rgba(239, 68, 68, 0.45);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-telegram {
  background: linear-gradient(135deg, #229ed9 0%, #38bdf8 100%);
  color: #041b2c;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(34, 158, 217, 0.3);
}

.btn-telegram:hover {
  box-shadow: 0 6px 28px rgba(56, 189, 248, 0.45);
  transform: translateY(-2px);
  color: #02121e;
}

/* Status Indicator Pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.25);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 500;
  color: #a7f3d0;
  margin-bottom: 24px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  position: relative;
  box-shadow: 0 0 8px var(--accent-emerald);
}

.status-dot::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-emerald);
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.7); opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

/* Hero Section */
.hero {
  padding-top: 70px;
  padding-bottom: 70px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: clamp(2.3rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-light);
  margin-bottom: 22px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, #38bdf8 75%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.hero-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.cred-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.cred-icon {
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

/* Hero Specialist Card (Visual Bio) */
.hero-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.specialist-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.specialist-avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border: 2px solid rgba(56, 189, 248, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-size: 1.75rem;
  font-weight: 800;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}

.specialist-info h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.25;
}

.specialist-info p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.specialist-akpn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-indigo);
  background: rgba(129, 140, 248, 0.1);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(129, 140, 248, 0.2);
}

.specialist-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.feature-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.feature-check {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
  margin-top: 3px;
  flex-shrink: 0;
}

.specialist-footer-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Bento Grid */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.bento-col-4 { grid-column: span 4; }
.bento-col-6 { grid-column: span 6; }
.bento-col-8 { grid-column: span 8; }
.bento-col-12 { grid-column: span 12; }

.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 32px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.bento-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.bento-card.highlight {
  border-color: rgba(56, 189, 248, 0.25);
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.95) 0%, rgba(13, 20, 36, 0.95) 100%);
}

.bento-card.highlight-indigo {
  border-color: rgba(129, 140, 248, 0.25);
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.95) 0%, rgba(20, 20, 42, 0.95) 100%);
}

.bento-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--accent-cyan);
  transition: all var(--transition-fast);
}

.bento-card:hover .bento-icon-wrapper {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.35);
  transform: scale(1.05);
}

.bento-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-light);
  line-height: 1.3;
  margin-bottom: 12px;
}

.bento-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.bento-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.bento-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.bento-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-top: 18px;
}

.bento-link:hover {
  text-decoration: underline;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.pricing-card.featured {
  border-color: rgba(56, 189, 248, 0.4);
  background: linear-gradient(180deg, #131c2e 0%, #111827 100%);
  box-shadow: var(--shadow-glow-cyan);
}

.pricing-badge {
  position: absolute;
  top: -13px;
  left: 40px;
  background: linear-gradient(135deg, #0284c7, #38bdf8);
  color: #041727;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 14px;
  border-radius: var(--radius-full);
}

.pricing-header {
  margin-bottom: 24px;
}

.pricing-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.pricing-subtitle {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.pricing-price-wrap {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-price {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: -0.03em;
}

.pricing-period {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.pricing-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.pricing-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 3px;
}

.pricing-note {
  margin-top: 30px;
  text-align: center;
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Method Blocks & Cards (Approach Page) */
.method-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  margin-bottom: 32px;
  position: relative;
}

.method-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.method-tag.act {
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.25);
}

.method-tag.cft {
  background: rgba(129, 140, 248, 0.12);
  color: var(--accent-indigo);
  border: 1px solid rgba(129, 140, 248, 0.25);
}

.method-tag.exist {
  background: rgba(52, 211, 153, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(52, 211, 153, 0.25);
}

/* Systems of CFT (3 circles) */
.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin: 28px 0;
}

.system-card {
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--border-subtle);
  background: rgba(17, 24, 39, 0.6);
  position: relative;
}

.system-card.threat {
  border-color: rgba(248, 113, 113, 0.3);
  background: linear-gradient(180deg, rgba(248, 113, 113, 0.08) 0%, rgba(17, 24, 39, 0.8) 100%);
}

.system-card.drive {
  border-color: rgba(56, 189, 248, 0.3);
  background: linear-gradient(180deg, rgba(56, 189, 248, 0.08) 0%, rgba(17, 24, 39, 0.8) 100%);
}

.system-card.soothing {
  border-color: rgba(52, 211, 153, 0.3);
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.08) 0%, rgba(17, 24, 39, 0.8) 100%);
}

.system-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.system-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.threat .system-dot { background-color: var(--accent-rose); box-shadow: 0 0 10px var(--accent-rose); }
.drive .system-dot { background-color: var(--accent-cyan); box-shadow: 0 0 10px var(--accent-cyan); }
.soothing .system-dot { background-color: var(--accent-emerald); box-shadow: 0 0 10px var(--accent-emerald); }

.system-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-light);
}

.system-hormone {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  margin-bottom: 12px;
}

.system-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ACT Hexaflex list */
.hexaflex-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin: 28px 0;
}

.hex-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-fast);
}

.hex-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(56, 189, 248, 0.3);
}

.hex-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hex-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* About & Setting Page Components */
.credentials-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  transition: all var(--transition-fast);
}

.timeline-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.timeline-badge {
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--accent-cyan);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.timeline-content h4 {
  font-size: 1.15rem;
  color: var(--text-light);
  margin-bottom: 6px;
  font-weight: 700;
}

.timeline-content .inst {
  font-size: 0.9rem;
  color: var(--accent-indigo);
  margin-bottom: 8px;
  font-weight: 500;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Setting Rules Grid */
.setting-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 28px;
}

.setting-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.setting-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.setting-card-title svg {
  color: var(--accent-cyan);
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.setting-card-body {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Contact Page Components */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}

.channel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.channel-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), var(--shadow-glow-cyan);
}

.channel-card.tg-featured {
  background: linear-gradient(180deg, rgba(34, 158, 217, 0.08) 0%, rgba(17, 24, 39, 0.95) 100%);
  border-color: rgba(34, 158, 217, 0.35);
}

.channel-card.b17-featured {
  background: linear-gradient(180deg, rgba(239, 68, 68, 0.06) 0%, rgba(17, 24, 39, 0.95) 100%);
  border-color: rgba(239, 68, 68, 0.3);
}

.channel-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.channel-card.tg-featured .channel-icon {
  background: rgba(34, 158, 217, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(34, 158, 217, 0.3);
}

.channel-card.b17-featured .channel-icon {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.25);
  font-weight: 800;
  font-size: 1.3rem;
}

.channel-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.channel-handle {
  font-size: 1.05rem;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.channel-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
}

/* Checklist */
.checklist-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  margin-top: 40px;
}

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.check-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
}

.check-num {
  font-size: 0.8rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  margin-bottom: 8px;
}

.check-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.check-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Steps Process */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
}

.step-num {
  font-size: 1.75rem;
  font-weight: 800;
  color: rgba(56, 189, 248, 0.25);
  font-family: var(--font-mono);
  margin-bottom: 12px;
  line-height: 1;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Call to Action Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(13, 20, 36, 0.9) 0%, rgba(17, 24, 39, 0.95) 100%);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-xl);
  padding: 60px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow-cyan);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-size: clamp(1.8rem, 3.2vw, 2.5rem);
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 16px;
}

.cta-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 32px auto;
}

/* Footer */
.footer {
  margin-top: auto;
  background: #060910;
  border-top: 1px solid var(--border-subtle);
  padding-top: 60px;
  padding-bottom: 40px;
  color: var(--text-secondary);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand h4 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-light);
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h5 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-bottom: 18px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  line-height: 1.5;
}

.footer-legal-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .bento-col-4, .bento-col-6, .bento-col-8 {
    grid-column: span 12;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .systems-grid {
    grid-template-columns: 1fr;
  }

  .hexaflex-grid {
    grid-template-columns: 1fr;
  }

  .setting-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .checklist-grid {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .header-cta .btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .timeline-card {
    flex-direction: column;
    gap: 16px;
  }
}