/* ═══ RockyTrade AI Landing — CSS ═══ */

:root {
  /* === ЦВЕТА === */
  --black:       #080808;
  --d1:          #0F0F0F;
  --d2:          #161616;
  --d3:          #1D1D1D;
  --d4:          #242424;
  --d5:          #2C2C2C;

  --orange:      #E87722;
  --orange-2:    #F28C35;
  --orange-3:    #FF9E4A;
  --o-glow:      rgba(232, 119, 34, 0.18);
  --o-faint:     rgba(232, 119, 34, 0.06);
  --o-stroke:    rgba(232, 119, 34, 0.20);

  --white:       #F2EEE8;
  --g1:          #C4BFB8;
  --g2:          #7C7870;
  --g3:          #3A3632;
  --g4:          #242020;

  /* Сигнальные */
  --signal-up:   #3EC9A0;
  --signal-dn:   #E85A6B;
  --signal-gold: #D4A853;

  /* === ШРИФТЫ === */
  --font-display: 'Russo One', sans-serif;
  --font-cond:    'Oswald', sans-serif;
  --font-body:    'Mulish', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  /* === РАДИУСЫ === */
  --r-sm:  6px;
  --r-md:  10px;
  --r-lg:  16px;
  --r-xl:  24px;

  /* === ОТСТУПЫ (4px-сетка) === */
  --sp-1:  4px;
  --sp-2:  8px;
  --sp-3:  12px;
  --sp-4:  16px;
  --sp-5:  20px;
  --sp-6:  24px;
  --sp-8:  32px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-24: 96px;

  /* === ПЕРЕХОДЫ === */
  --t-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --t-std:  0.30s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ═══ 1. Reset & Base ═══ */
*, *::before, *::after { box-sizing: border-box; }
html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  font-weight: 300;
  overflow-x: hidden;
  margin: 0;
  line-height: 1.5;
}

/* ═══ 2. Фоновые эффекты ═══ */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 119, 34, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 119, 34, 0.025) 1px, transparent 1px);
  background-size: 80px 80px;
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, black 0%, transparent 100%);
  mask-image: radial-gradient(ellipse 60% 50% at 50% 40%, black 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  opacity: 0.45;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 9000;
}

/* ═══ 3. Accessibility ═══ */
:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--sp-6);
  background: var(--orange);
  color: var(--black);
  font-family: var(--font-cond);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-sm);
  text-decoration: none;
  z-index: 10000;
  transition: top var(--t-fast);
}
.skip-link:focus {
  top: var(--sp-4);
}

/* ═══ 4. Layout ═══ */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
  position: relative;
  z-index: 1;
}
section {
  padding: 100px 0;
  position: relative;
  z-index: 1;
}
section .section-header,
section .steps-grid,
section .features-grid,
section .demo-layout,
section .faq-list {
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--sp-6);
  padding-right: var(--sp-6);
}
.section-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--sp-12);
}
.section-header .section-subtitle {
  margin-bottom: 0;
}

/* ═══ 5. Navbar ═══ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-6);
  z-index: 8000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease;
}
.navbar.scrolled {
  background: rgba(8, 8, 8, 0.90);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom-color: rgba(232, 119, 34, 0.14);
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.1em;
}
.nav-slash {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--orange);
  letter-spacing: -0.08em;
  line-height: 1;
}
.nav-badge {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  padding: 2px var(--sp-2);
  background: rgba(232, 119, 34, 0.12);
  color: var(--orange);
  border: 1px solid rgba(232, 119, 34, 0.25);
  border-radius: var(--r-sm);
  margin-left: var(--sp-1);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  color: var(--g2);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}
.nav-link:hover {
  color: var(--orange);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-2) var(--sp-5);
  font-family: var(--font-cond);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--orange);
  border: none;
  border-radius: var(--r-sm);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.nav-cta:hover {
  background: var(--orange-2);
  transform: translateY(-1px);
  box-shadow: 0 0 20px var(--o-glow);
}

/* ═══ 6. Hero ═══ */
.hero {
  padding-top: 160px;
  padding-bottom: 80px;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: var(--sp-6);
  padding-right: var(--sp-6);
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.9); }
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--orange);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  margin-bottom: var(--sp-6);
}
.hero-eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--orange);
}
.hero-pulse {
  color: var(--orange);
  animation: pulse-dot 2s ease-in-out infinite;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0.02em;
  margin: 0 0 20px;
  color: var(--white);
}
.hero-title .gradient-word {
  color: var(--orange);
}
.hero-subtitle {
  font-family: var(--font-cond);
  font-weight: 300;
  font-size: 1.125rem;
  letter-spacing: 0.06em;
  color: var(--g1);
  max-width: 540px;
  margin: 0 auto var(--sp-8);
  line-height: 1.6;
}
.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
  margin-bottom: var(--sp-8);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-cond);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--r-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--t-std);
  border: 1px solid transparent;
}
svg {
  flex-shrink: 0;
  vertical-align: middle;
}
.btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.btn-primary {
  color: var(--black);
  background: var(--orange);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(232, 119, 34, 0.30);
}
.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.18),
    transparent
  );
  animation: shine 3s ease-in-out infinite;
}
@keyframes shine {
  0% { left: -100%; }
  20%, 100% { left: 100%; }
}
.btn-primary:hover {
  background: var(--orange-2);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(232, 119, 34, 0.45);
}
.btn-ghost {
  background: transparent;
  color: var(--g1);
  border-color: rgba(242, 238, 232, 0.14);
}
.btn-ghost:hover {
  border-color: rgba(232, 119, 34, 0.40);
  color: var(--white);
  transform: translateY(-1px);
}
.btn-lg {
  padding: 18px 36px;
  font-size: 1.0625rem;
}
.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--g2);
  margin-bottom: var(--sp-16);
}
.trust-divider {
  color: var(--g3);
  font-weight: 300;
}
.hero-mockup-wrap {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: var(--sp-12);
}
.hero-annot {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
}
@keyframes fadeIn {
  to { opacity: 1; }
}
.hero-annot span {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--g3);
}
.hero-annot span::before {
  content: '— ';
  color: var(--orange);
}
.hero-annot-left {
  text-align: right;
  padding-right: var(--sp-6);
}
.hero-annot-left span::before {
  content: none;
}
.hero-annot-left span::after {
  content: ' —';
  color: var(--orange);
}
.hero-annot-right {
  text-align: left;
  padding-left: var(--sp-6);
}
.hero-mockup {
  width: 340px;
  background: var(--d2);
  border: 1px solid rgba(232, 119, 34, 0.14);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(232, 119, 34, 0.08);
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--d3);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  margin-bottom: var(--sp-3);
}
.mockup-slash {
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--orange);
  letter-spacing: -0.08em;
  line-height: 1;
}
.mockup-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  color: var(--white);
}
.mockup-ver {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--orange);
  letter-spacing: 0.2em;
  margin-left: auto;
}
.mockup-icons {
  display: flex;
  gap: var(--sp-2);
}
.mockup-icons svg {
  width: 16px;
  height: 16px;
  color: var(--g2);
}
.mockup-segmented {
  display: flex;
  gap: var(--sp-1);
  margin-bottom: var(--sp-3);
}
.seg-item {
  flex: 1;
  padding: var(--sp-2) var(--sp-3);
  font-family: var(--font-cond);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--g2);
}
.seg-item.seg-active {
  background: var(--orange);
  color: var(--black);
}
.seg-item.seg-locked {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-1);
}
.seg-item.seg-locked svg {
  width: 12px;
  height: 12px;
}
.mockup-expiry {
  display: flex;
  gap: var(--sp-1);
  margin-bottom: var(--sp-4);
}
.expiry-pill {
  flex: 1;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  text-align: center;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--g2);
  border: 1px solid var(--g3);
}
.expiry-pill.expiry-active {
  border-color: var(--orange);
  color: var(--orange);
}
.mockup-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.mockup-stat {
  padding: 10px;
  background: var(--d3);
  border-radius: var(--r-sm);
  text-align: center;
}
.stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--white);
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--g2);
}
.mockup-cta {
  width: 100%;
  padding: var(--sp-3);
  font-family: var(--font-cond);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--orange);
  border: none;
  border-radius: var(--r-sm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: background var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
  box-shadow: 0 4px 20px rgba(232, 119, 34, 0.3);
}
.mockup-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  animation: shine 3s ease-in-out infinite;
}
.mockup-cta:hover {
  background: var(--orange-2);
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(232, 119, 34, 0.4);
}
.mockup-cta-icon {
  display: inline-block;
  vertical-align: middle;
  margin-right: 6px;
  opacity: 0.95;
}

/* ═══ 7. Section headers ═══ */
.section-tag {
  display: block;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--orange);
  margin-bottom: var(--sp-3);
}
.section-tag::before {
  content: '// ';
  opacity: 0.5;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.95;
  margin: 0 0 var(--sp-4);
  color: var(--white);
  text-align: center;
  width: 100%;
}
.section-subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  color: var(--g1);
  max-width: 520px;
  margin: 0 auto var(--sp-12);
  line-height: 1.75;
  text-align: center;
}

/* ═══ 8. Steps ═══ */
.section-header .section-subtitle {
  margin-bottom: 0;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}
.step-card {
  background: var(--d2);
  border: 1px solid transparent;
  border-radius: var(--r-lg);
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-std), background var(--t-std);
}
.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-std);
}
.step-card:hover {
  border-color: var(--o-stroke);
  background: var(--d3);
}
.step-card:hover::before {
  transform: scaleX(1);
}
.step-num {
  display: block;
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 1;
  color: rgba(232, 119, 34, 0.08);
  margin-bottom: var(--sp-4);
}
.step-title {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 var(--sp-3);
  color: var(--white);
}
.step-desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9375rem;
  color: var(--g1);
  margin: 0;
  line-height: 1.7;
}
.step-time {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--orange);
  margin-top: var(--sp-5);
}

/* ═══ 9. Features ═══ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6);
}
.feature-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 36px;
  background: var(--d2);
  border: 1px solid transparent;
  border-radius: 0;
  transition: border-color var(--t-std), background var(--t-std);
}
.feature-card:hover {
  border-color: var(--o-stroke);
  background: var(--d3);
}
.feature-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--o-faint);
  border: 1px solid var(--o-stroke);
  border-radius: var(--r-sm);
  color: var(--orange);
}
.feature-icon svg {
  width: 24px;
  height: 24px;
}
.feature-title {
  font-family: var(--font-cond);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 var(--sp-2);
  color: var(--white);
}
.feature-desc {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.875rem;
  color: var(--g1);
  margin: 0;
  line-height: 1.75;
}

/* ═══ 10. Demo ═══ */
.demo-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: flex-start;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--sp-6);
}
.demo-terminal-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}
.terminal {
  background: var(--d1);
  border: 1px solid var(--g4);
  border-radius: var(--r-md);
  overflow: hidden;
}
.terminal-header {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 10px var(--sp-4);
  background: rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid var(--g4);
}
.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot-r { background: #FF5F57; }
.terminal-dot-y { background: #FEBC2E; }
.terminal-dot-g { background: #28C840; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--g2);
  margin-left: var(--sp-3);
}
.terminal-body {
  padding: var(--sp-5);
}
.terminal-line {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--orange);
  margin-bottom: var(--sp-2);
  opacity: 0;
  transform: translateY(4px);
  animation: terminalLine 0.5s ease forwards;
}
.term-prefix {
  display: inline-block;
  width: 1em;
  color: var(--orange);
  font-weight: 600;
}
.term-check {
  display: inline-block;
  width: 1em;
  color: var(--signal-up);
  font-weight: 700;
}
.terminal-success {
  color: var(--signal-up);
}
.terminal-success .term-check {
  color: var(--signal-up);
}
.terminal-cyan {
  color: var(--signal-up);
}
.terminal-gold {
  color: var(--orange);
}
@keyframes terminalLine {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.demo-signal {
  background: var(--d2);
  border: 1px solid var(--g4);
  border-radius: var(--r-md);
  padding: var(--sp-5);
  opacity: 0;
  transform: scale(0.95);
  animation: signalReveal 0.5s ease 3.4s forwards;
}
@keyframes signalReveal {
  to {
    opacity: 1;
    transform: scale(1);
  }
}
.signal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-3);
}
.signal-badge {
  font-family: var(--font-cond);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px var(--sp-3);
  border-radius: var(--r-sm);
}
.signal-badge.signal-call {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  background: rgba(62, 201, 160, 0.2);
  color: var(--signal-up);
}
.signal-arrow {
  flex-shrink: 0;
  opacity: 0.9;
}
.signal-asset {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  color: var(--g1);
}
.signal-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-5);
}
.signal-metric {
  font-size: 0.8125rem;
}
.metric-val.metric-green { color: var(--signal-up); }
.metric-val.metric-violet { color: var(--orange); }
.metric-val.metric-gold { color: var(--signal-gold); }
.metric-seg {
  font-family: var(--font-mono);
  color: var(--orange);
  margin-left: var(--sp-1);
}
.demo-text {
  position: sticky;
  top: 100px;
}
.demo-text .section-tag {
  margin-bottom: var(--sp-3);
  text-align: center;
}
.demo-text .section-title {
  margin-bottom: var(--sp-6);
  text-align: center;
}
.demo-text p {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9375rem;
  color: var(--g1);
  margin-bottom: var(--sp-4);
  line-height: 1.75;
}
.demo-text .btn {
  margin-top: var(--sp-2);
}

/* ═══ 11. FAQ ═══ */
.section-faq .section-title {
  margin-bottom: 40px;
}
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid var(--g4);
  background: var(--d2);
  border-radius: 0;
  margin-bottom: 2px;
  overflow: hidden;
  transition: border-color var(--t-std);
}
.faq-item:hover {
  border-color: var(--o-stroke);
}
.faq-item.open {
  border-color: var(--orange);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-5) var(--sp-6);
  font-family: var(--font-cond);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--t-fast);
}
.faq-question:hover {
  background: var(--d3);
}
.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--g3);
  transition: transform var(--t-std), color var(--t-std);
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  color: var(--orange);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-item.open .faq-answer {
  max-height: 300px;
}
.faq-answer p {
  padding: 0 var(--sp-6) var(--sp-5);
  margin: 0;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.9375rem;
  color: var(--g1);
  line-height: 1.75;
}

/* ═══ 12. CTA ═══ */
.section-cta {
  padding-bottom: 120px;
}
.cta-card {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
  padding: 72px 60px;
  background: var(--d1);
  border: 1px solid var(--g4);
  border-radius: 0;
  text-align: center;
  overflow: hidden;
}
.cta-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--orange);
}
.cta-card::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 400px;
  height: 400px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(232, 119, 34, 0.06) 0%, transparent 65%);
  pointer-events: none;
}
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  margin: 0 0 var(--sp-4);
  color: var(--white);
  position: relative;
  z-index: 1;
}
.cta-subtitle {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 1rem;
  color: var(--g1);
  margin: 0 0 28px;
  line-height: 1.75;
  position: relative;
  z-index: 1;
}
.cta-card .btn {
  position: relative;
  z-index: 1;
}
.cta-note {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--g2);
  margin: var(--sp-5) 0 0;
  position: relative;
  z-index: 1;
}

/* ═══ 13. Footer ═══ */
.footer {
  border-top: 1px solid var(--g4);
  padding: var(--sp-12) var(--sp-6);
  position: relative;
  z-index: 1;
}
.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--sp-8);
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
}
.footer-brand span {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  letter-spacing: 0.08em;
}
.footer-slash {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--orange);
  letter-spacing: -0.05em;
}
.footer-disclaimer {
  flex: 1;
  min-width: 200px;
  max-width: 480px;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.6875rem;
  color: var(--g3);
  line-height: 1.7;
  margin: 0;
}
.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: var(--g3);
  margin: 0;
}

/* ═══ 14. Reveal animation ═══ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }
.d4 { transition-delay: 0.32s; }
.d5 { transition-delay: 0.40s; }
.d6 { transition-delay: 0.48s; }

/* ═══ 15. Responsive ═══ */
@media (max-width: 900px) {
  .nav-links {
    display: none;
  }
  .steps-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .demo-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .demo-text {
    position: static;
  }
  .hero-annot {
    display: none;
  }
  .cta-card {
    padding: var(--sp-12) var(--sp-6);
  }
  .footer-inner {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
  .footer-disclaimer {
    max-width: 100%;
  }
}
@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 2px;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 2px;
  }
  .cta-card {
    padding: var(--sp-12) var(--sp-6);
  }
}
@media (max-width: 480px) {
  .hero {
    padding-top: 120px;
    padding-bottom: 60px;
  }
  .hero-mockup {
    width: 290px;
    padding: 14px;
  }
  section {
    padding: var(--sp-16) 0;
  }
  .hero-buttons {
    flex-direction: column;
  }
  .hero-buttons .btn {
    width: 100%;
  }
}