@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.min.css');

:root {
  --bg: #07070D;
  --bg-soft: #0C0C17;
  --surface: #12121F;
  --surface-2: #171728;
  --border: rgba(255, 255, 255, 0.09);
  --border-soft: rgba(255, 255, 255, 0.06);
  --text-primary: #F5F5FA;
  --text-secondary: #9C9CB4;
  --text-tertiary: #5D5D78;
  --blue: #4A6CF7;
  --purple: #7B4DFF;
  --gradient: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  --gradient-soft: linear-gradient(135deg, rgba(74,108,247,0.16), rgba(123,77,255,0.16));
  --shadow-glow: 0 30px 80px rgba(90, 70, 240, 0.28);
  --font-sans: 'Pretendard Variable', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', sans-serif;
  --font-mono: 'SF Mono', ui-monospace, Menlo, 'Roboto Mono', monospace;
  --container: 1140px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 10px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-feature-settings: "tnum" 1;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  word-break: keep-all;
  overflow-wrap: break-word;
}

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

a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

::selection { background: rgba(123, 77, 255, 0.35); color: #fff; }

/* ---------- background atmosphere ---------- */

.bg-atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.bg-atmosphere::before,
.bg-atmosphere::after {
  content: "";
  position: absolute;
  width: 60vw;
  height: 60vw;
  max-width: 900px;
  max-height: 900px;
  border-radius: 50%;
  filter: blur(10px);
  opacity: 0.55;
  animation: drift 26s ease-in-out infinite;
}

.bg-atmosphere::before {
  background: radial-gradient(circle, rgba(74,108,247,0.22) 0%, rgba(74,108,247,0) 68%);
  top: -18%;
  left: -12%;
}

.bg-atmosphere::after {
  background: radial-gradient(circle, rgba(123,77,255,0.20) 0%, rgba(123,77,255,0) 68%);
  bottom: -20%;
  right: -14%;
  animation-delay: -13s;
}

@keyframes drift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(4%, 3%) scale(1.08); }
}

/* ---------- nav ---------- */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background-color 0.35s ease, border-color 0.35s ease, padding 0.35s ease, backdrop-filter 0.35s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(7, 7, 13, 0.72);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid var(--border-soft);
  padding: 13px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.brand img { width: 28px; height: 28px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

.nav-links a { transition: color 0.2s ease; }
.nav-links a:hover { color: var(--text-primary); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--gradient);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(90, 70, 240, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 12px 30px rgba(90, 70, 240, 0.45); }

.nav-toggle {
  display: none;
  width: 38px; height: 38px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 16px; height: 1.6px; background: var(--text-primary);
  position: relative; transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle span::before { position: absolute; top: -5px; }
.nav-toggle span::after { position: absolute; top: 5px; }

/* ---------- eyebrow / badges ---------- */

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px 7px 8px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.eyebrow .dot-wrap {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--gradient);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 200px 0 140px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(38px, 5.4vw, 66px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin: 22px 0 22px;
  text-wrap: balance;
}

.hero-copy h1 .accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy p.lead {
  font-size: 18px;
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 46ch;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 26px;
  border-radius: 14px;
  font-size: 15.5px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 14px 36px rgba(90, 70, 240, 0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 44px rgba(90, 70, 240, 0.5); }

.btn-secondary {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
}
.btn-secondary:hover { border-color: rgba(255,255,255,0.22); background: var(--surface-2); }

.hero-note {
  margin-top: 22px;
  font-size: 13px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-note .pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--purple);
  box-shadow: 0 0 0 0 rgba(123,77,255,0.6);
  animation: pulse 2.2s ease-out infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(123,77,255,0.55); }
  70% { box-shadow: 0 0 0 9px rgba(123,77,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(123,77,255,0); }
}

/* hero phone stage */

.hero-stage {
  position: relative;
  display: flex;
  justify-content: center;
  perspective: 1400px;
}

.phone {
  position: relative;
  width: min(300px, 74vw);
  aspect-ratio: 1320 / 2868;
  border-radius: 54px;
  padding: 8px;
  background: linear-gradient(155deg, #3a3a44 0%, #0d0d12 18%, #050506 55%, #22222a 88%, #0a0a0e 100%);
  box-shadow: var(--shadow-glow), 0 2px 0 rgba(255,255,255,0.05) inset;
  transform: rotateY(-10deg) rotateX(4deg);
  transition: transform 0.4s ease;
  will-change: transform;
}

.phone .screen {
  width: 100%; height: 100%;
  border-radius: 46px;
  overflow: hidden;
  background: #fff;
}

.phone .screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

.hero-stage::after {
  content: "";
  position: absolute;
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(123,77,255,0.30) 0%, rgba(123,77,255,0) 70%);
  z-index: -1;
  filter: blur(6px);
}

.float-chip {
  position: absolute;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(18,18,31,0.9);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  font-size: 12.5px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.4);
  animation: floaty 5s ease-in-out infinite;
}
.float-chip.chip-1 { top: 12%; left: -6%; animation-delay: 0s; }
.float-chip.chip-2 { bottom: 16%; right: -8%; animation-delay: -2.4s; }
.float-chip .ico { width: 18px; height: 18px; border-radius: 6px; background: var(--gradient); flex-shrink: 0; }

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- section scaffolding ---------- */

section { position: relative; padding: 120px 0; }

.section-head {
  max-width: 640px;
  margin-bottom: 64px;
}

.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.section-head .eyebrow { margin-bottom: 18px; }

.section-head h2 {
  font-size: clamp(28px, 3.6vw, 42px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.22;
  text-wrap: balance;
}

.section-head p {
  margin-top: 16px;
  font-size: 16.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ---------- reveal-on-scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(.2,.7,.2,1), transform 0.7s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

/* ---------- process ---------- */

.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.process-step {
  background: var(--bg-soft);
  padding: 34px 26px 30px;
  position: relative;
  transition: background-color 0.25s ease;
}
.process-step:hover { background: var(--surface); }

.process-step .num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 22px;
}

.process-step h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.process-step p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ---------- interactive demo ---------- */

.demo {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.demo-copy .section-head { margin-bottom: 28px; }

.demo-facts {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-top: 32px;
}

.demo-fact {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.demo-fact .mark {
  width: 26px; height: 26px; border-radius: 8px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; color: var(--purple); font-weight: 800;
  margin-top: 2px;
}

.demo-fact div h4 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.demo-fact div p { font-size: 14px; color: var(--text-secondary); line-height: 1.55; }

.chat-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px;
  box-shadow: 0 40px 90px rgba(0,0,0,0.45);
}

.chat-panel .chat-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border-soft);
}

.chat-panel .chat-topbar .step-badge {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--gradient);
  font-size: 11px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}

.chat-panel .chat-topbar .step-label {
  font-size: 12.5px; font-weight: 700; color: #F59E0B;
}

.chat-body {
  min-height: 340px;
  padding: 20px 18px 14px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bubble {
  max-width: 82%;
  padding: 12px 15px;
  border-radius: 16px;
  font-size: 14px;
  line-height: 1.55;
  opacity: 0;
  transform: translateY(10px) scale(0.98);
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.bubble.show { opacity: 1; transform: translateY(0) scale(1); }

.bubble.user {
  align-self: flex-end;
  background: var(--gradient);
  color: #fff;
  border-bottom-right-radius: 6px;
}
.bubble.ai {
  align-self: flex-start;
  background: var(--surface-2);
  border: 1px solid var(--border-soft);
  color: var(--text-primary);
  border-bottom-left-radius: 6px;
}

.chat-composer {
  margin: 4px 10px 10px;
  padding: 12px 16px;
  border-radius: 14px;
  background: var(--bg-soft);
  border: 1px solid var(--border-soft);
  font-size: 13px;
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.typing-dots { display: inline-flex; gap: 4px; align-self: flex-start; padding: 12px 15px; }
.typing-dots span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-tertiary);
  animation: typing 1.2s ease-in-out infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.typing-dots span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing { 0%, 60%, 100% { opacity: 0.3; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }

/* ---------- feature grid ---------- */

.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,0.18);
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.feature-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.01em; }
.feature-card p { font-size: 13.5px; color: var(--text-secondary); line-height: 1.55; margin-bottom: 22px; }

.feature-shot {
  margin-top: auto;
  border-radius: 16px 16px 0 0;
  overflow: hidden;
  border: 1px solid var(--border-soft);
  border-bottom: none;
  background: #fff;
  max-height: 260px;
}
.feature-shot img { width: 100%; display: block; object-fit: cover; object-position: top; }

/* ---------- trust band ---------- */

.trust {
  background: var(--bg-soft);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.trust-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.trust-inner h2 { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; letter-spacing: -0.02em; line-height: 1.28; margin-bottom: 18px; text-wrap: balance; }
.trust-inner .lead-p { font-size: 16px; color: var(--text-secondary); line-height: 1.7; max-width: 50ch; }

.trust-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 30px;
}

.trust-row {
  display: flex;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-soft);
}
.trust-row:last-child { border-bottom: none; padding-bottom: 0; }
.trust-row:first-child { padding-top: 0; }

.trust-row .check {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  color: var(--purple);
  font-size: 12px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 1px;
}
.trust-row p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.55; }
.trust-row p b { color: var(--text-primary); font-weight: 700; }

/* ---------- verification pipeline demo ---------- */

.verify-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 30px 28px;
  box-shadow: 0 40px 90px rgba(0,0,0,0.45);
}

.verify-stage { display: flex; flex-direction: column; }

.verify-node {
  display: flex;
  gap: 16px;
  position: relative;
  padding-bottom: 26px;
}
.verify-node:last-child { padding-bottom: 0; }

.verify-node::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 32px;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transition: background-color 0.5s ease;
}
.verify-node:last-child::before { display: none; }
.verify-node.done::before { background: var(--purple); }

.node-dot {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 800; color: var(--text-tertiary);
  flex-shrink: 0;
  transition: background 0.4s ease, border-color 0.4s ease, color 0.4s ease, box-shadow 0.4s ease, transform 0.35s ease;
  z-index: 1;
}

.verify-node.active .node-dot {
  background: var(--gradient);
  border-color: transparent;
  color: #fff;
  transform: scale(1.08);
  animation: nodePulse 1.4s ease-in-out infinite;
}

.verify-node.done .node-dot {
  background: var(--gradient-soft);
  border-color: rgba(123,77,255,0.4);
  color: var(--purple);
  transform: scale(1);
}

.verify-node.retry .node-dot {
  background: rgba(245, 158, 11, 0.16);
  border-color: rgba(245, 158, 11, 0.4);
  color: #F59E0B;
  animation: nodePulseAmber 1.2s ease-in-out infinite;
}

@keyframes nodePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(123,77,255,0.38); }
  50% { box-shadow: 0 0 0 8px rgba(123,77,255,0); }
}
@keyframes nodePulseAmber {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245,158,11,0.38); }
  50% { box-shadow: 0 0 0 8px rgba(245,158,11,0); }
}

.node-body h4 {
  font-size: 15px; font-weight: 700; margin-bottom: 3px;
  color: var(--text-tertiary);
  transition: color 0.4s ease;
}
.verify-node.active .node-body h4,
.verify-node.done .node-body h4,
.verify-node.retry .node-body h4 { color: var(--text-primary); }

.node-body p {
  font-size: 13px; color: var(--text-tertiary); line-height: 1.5;
  transition: color 0.3s ease;
}
.verify-node.active .node-body p,
.verify-node.retry .node-body p { color: var(--text-secondary); }

.verify-status {
  margin-top: 22px;
  padding-top: 20px;
  border-top: 1px solid var(--border-soft);
  font-size: 13px;
  font-family: var(--font-mono);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 18px;
}
.verify-status::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-tertiary);
  transition: background-color 0.4s ease;
  flex-shrink: 0;
}
.verify-status.busy::before { background: var(--purple); animation: pulse 1.4s ease-out infinite; }
.verify-status.retry::before { background: #F59E0B; animation: pulse 1.4s ease-out infinite; }
.verify-status.ok::before { background: #2DD4A7; }

/* ---------- differentiator grid ---------- */

.diff-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 56px;
}

.diff-card {
  background: var(--bg-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 24px 22px;
}

.diff-card .num { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-tertiary); margin-bottom: 16px; letter-spacing: 0.02em; }
.diff-card h4 { font-size: 15px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.01em; }
.diff-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* ---------- final cta ---------- */

.final-cta {
  text-align: center;
  padding: 130px 0 150px;
}

.final-cta h2 {
  font-size: clamp(30px, 4.4vw, 52px);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 18px;
  text-wrap: balance;
}

.final-cta p { font-size: 17px; color: var(--text-secondary); margin-bottom: 40px; }

.final-cta .btn { padding: 17px 32px; font-size: 16px; }

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--border-soft);
  padding: 56px 0 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-brand { display: flex; flex-direction: column; gap: 10px; max-width: 320px; }
.footer-brand .brand { font-size: 17px; }
.footer-brand p { font-size: 13.5px; color: var(--text-tertiary); line-height: 1.6; }

.footer-links { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-col h5 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-tertiary); margin-bottom: 14px; font-weight: 700; }
.footer-col a { display: block; font-size: 14px; color: var(--text-secondary); padding: 5px 0; transition: color 0.2s ease; }
.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12.5px;
  color: var(--text-tertiary);
}

/* ---------- legal pages ---------- */

.legal-shell { padding: 160px 0 120px; }

.legal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 5vw, 64px);
  max-width: 780px;
  margin: 0 auto;
}

.legal-card .eyebrow { margin-bottom: 20px; }

.legal-card h1 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.legal-card .effective-date {
  font-size: 13.5px;
  color: var(--text-tertiary);
  margin-bottom: 40px;
  font-family: var(--font-mono);
}

.legal-body { color: var(--text-secondary); font-size: 15.5px; line-height: 1.85; }

.legal-body h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 38px 0 12px;
  letter-spacing: -0.01em;
}
.legal-body h2:first-child { margin-top: 0; }

.legal-body p { margin-bottom: 14px; }
.legal-body ul, .legal-body ol { margin: 0 0 14px 22px; }
.legal-body li { margin-bottom: 8px; }
.legal-body strong { color: var(--text-primary); font-weight: 700; }
.legal-body a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }

.legal-body .contact-email {
  display: inline-block;
  margin-top: 4px;
  padding: 10px 18px;
  border-radius: 12px;
  background: var(--gradient-soft);
  border: 1px solid var(--border);
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 14px;
}

.faq-item { margin-bottom: 22px; }
.faq-item .q { font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.faq-item .a { color: var(--text-secondary); }

/* ---------- responsive ---------- */

@media (max-width: 980px) {
  .hero { padding-top: 150px; text-align: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy p.lead { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-note { justify-content: center; }
  .hero-stage { margin-top: 20px; }
  .phone { transform: none; width: min(280px, 62vw); }
  .float-chip { display: none; }
  .demo { grid-template-columns: 1fr; }
  .trust-inner { grid-template-columns: 1fr; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    padding: 12px 28px 18px;
    background: rgba(7, 7, 13, 0.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-soft);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 0; width: 100%; }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }
  section { padding: 84px 0; }
  .features { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}