/* style.css */
:root {
  --bg: #06162b;
  --bg-2: #0a1f3d;
  --bg-3: #0f2a52;
  --ink: #e8f1ff;
  --ink-2: #9db3d6;
  --ink-3: #6a81a8;
  --line: rgba(148, 188, 255, 0.14);
  --glass: rgba(255, 255, 255, 0.04);
  --glass-2: rgba(255, 255, 255, 0.07);
  --accent: #22d3ee;
  --accent-2: #818cf8;
  --gold: #f59e0b;
  --danger: #ef4444;
  --good: #22c55e;
  --font: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.5);
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(34, 211, 238, 0.15), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 80%, rgba(129, 140, 248, 0.1), transparent 70%);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.25;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }

/* Progress bar */
.progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--gold));
  z-index: 1000;
  transition: width 0.1s linear;
  box-shadow: 0 0 10px var(--accent);
}

/* Navigation */
.nav-wrap {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(6, 22, 43, 0.6);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 26px; height: 26px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 6px;
  position: relative;
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.5);
}

.brand-mark::after {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1.5px solid rgba(255, 255, 255, 0.85);
  border-radius: 3px;
  border-top: none; border-left: none;
}

.brand-dot { color: var(--gold); }

.nav-list {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-list a {
  font-size: 0.92rem;
  color: var(--ink-2);
  position: relative;
  transition: color 0.2s;
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.3s;
}

.nav-list a:hover { color: var(--ink); }
.nav-list a:hover::after { width: 100%; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  width: 40px; height: 40px;
  cursor: pointer;
  position: relative;
}

.menu-toggle span {
  position: absolute;
  left: 8px; right: 8px;
  height: 2px;
  background: var(--ink);
  transition: all 0.3s;
}
.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 19px; }
.menu-toggle span:nth-child(3) { top: 24px; }

.menu-toggle.open span:nth-child(1) { top: 19px; transform: rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { top: 19px; transform: rotate(-45deg); }

/* HERO */
.hero {
  min-height: 100vh;
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-copy .tag {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 24px;
  background: var(--glass);
  letter-spacing: 0.05em;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #9db3d6 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lede {
  font-size: 1.15rem;
  color: var(--ink-2);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-meta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--ink-3);
}

.hero-meta .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

/* Hero visual - 3D house with scan */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  perspective: 1200px;
}

.hv-scene {
  position: relative;
  width: 100%; height: 100%;
  transform-style: preserve-3d;
  animation: sceneRotate 20s ease-in-out infinite;
}

@keyframes sceneRotate {
  0%, 100% { transform: rotateY(-8deg) rotateX(6deg); }
  50% { transform: rotateY(8deg) rotateX(2deg); }
}

.hv-house {
  position: absolute;
  top: 50%; left: 50%;
  width: 55%; height: 55%;
  transform: translate(-50%, -50%);
  transform-style: preserve-3d;
}

.hv-roof {
  position: absolute;
  top: -22%; left: -10%; right: -10%;
  height: 38%;
  background: linear-gradient(135deg, #334155, #1e293b);
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
  transform: translateZ(40px);
  box-shadow: 0 0 40px rgba(34, 211, 238, 0.2);
}

.hv-body {
  position: absolute;
  top: 12%; left: 0; right: 0;
  height: 70%;
  background: linear-gradient(180deg, #64748b 0%, #475569 100%);
  border: 2px solid rgba(34, 211, 238, 0.3);
  transform: translateZ(20px);
  border-radius: 4px;
}

.hv-window {
  position: absolute;
  width: 20%;
  height: 22%;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.6), rgba(129, 140, 248, 0.4));
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: inset 0 0 20px rgba(34, 211, 238, 0.5);
  animation: windowGlow 3s ease-in-out infinite;
}

.hv-w1 { top: 18%; left: 15%; }
.hv-w2 { top: 18%; right: 15%; animation-delay: 0.8s; }
.hv-w3 { top: 52%; left: 15%; animation-delay: 1.6s; }

@keyframes windowGlow {
  0%, 100% { box-shadow: inset 0 0 20px rgba(34, 211, 238, 0.5); }
  50% { box-shadow: inset 0 0 35px rgba(34, 211, 238, 0.9); }
}

.hv-door {
  position: absolute;
  bottom: 0; right: 15%;
  width: 22%; height: 45%;
  background: linear-gradient(180deg, #1e293b, #0f172a);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 2px 2px 0 0;
}

.hv-base {
  position: absolute;
  bottom: -8%; left: -10%; right: -10%;
  height: 14%;
  background: linear-gradient(180deg, #475569, #334155);
  transform: translateZ(-20px);
  border-radius: 4px;
}

.hv-scan {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  box-shadow: 0 0 30px 10px var(--accent);
  animation: scanDown 4s ease-in-out infinite;
}

@keyframes scanDown {
  0% { top: 0%; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.hv-orbit {
  position: absolute;
  inset: 0;
  border: 1px dashed rgba(34, 211, 238, 0.3);
  border-radius: 50%;
  animation: orbit 16s linear infinite;
}

.hv-o2 {
  inset: 10%;
  border-color: rgba(129, 140, 248, 0.25);
  animation-duration: 22s;
  animation-direction: reverse;
}

@keyframes orbit {
  to { transform: rotate(360deg); }
}

.hv-pin {
  position: absolute;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold);
  animation: pinPulse 2s ease-in-out infinite;
}

.hv-p1 { top: 25%; left: 18%; }
.hv-p2 { top: 55%; right: 20%; animation-delay: 0.6s; }
.hv-p3 { bottom: 25%; left: 40%; animation-delay: 1.2s; }

@keyframes pinPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.4); }
}

.hv-particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(34, 211, 238, 0.6) 1px, transparent 2px),
    radial-gradient(circle at 70% 60%, rgba(129, 140, 248, 0.5) 1px, transparent 2px),
    radial-gradient(circle at 40% 80%, rgba(245, 158, 11, 0.5) 1px, transparent 2px),
    radial-gradient(circle at 85% 20%, rgba(34, 211, 238, 0.4) 1px, transparent 2px);
  background-size: 100% 100%;
  animation: particleDrift 12s linear infinite;
}

@keyframes particleDrift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-20px, 15px); }
}

.scroll-cue {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--ink-3);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.cue-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: cueMove 2s ease-in-out infinite;
}

@keyframes cueMove {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Sections common */
.section {
  padding: 120px 0;
  position: relative;
}

.sec-head {
  margin-bottom: 48px;
  max-width: 760px;
}

.sec-num {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: inline-block;
  margin-bottom: 14px;
  padding-left: 36px;
  position: relative;
}

.sec-num::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  width: 24px; height: 1px;
  background: var(--accent);
}

.sec-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Intro - layered reveal */
.intro-grid p {
  font-size: 1.12rem;
  color: var(--ink-2);
  margin-bottom: 22px;
  max-width: 820px;
}

.intro-grid p a {
  color: var(--accent);
  border-bottom: 1px solid rgba(34, 211, 238, 0.3);
  transition: border-color 0.2s;
}

.intro-grid p a:hover { border-color: var(--accent); }

/* What is it */
.what-layout p {
  font-size: 1.05rem;
  color: var(--ink-2);
  margin-bottom: 20px;
  max-width: 820px;
}

.what-cards {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.wc {
  padding: 28px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.wc::before {
  content: '';
  position: absolute;
  top: -2px; left: -2px; right: -2px; bottom: -2px;
  background: linear-gradient(135deg, var(--accent), transparent, var(--accent-2));
  border-radius: var(--radius);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s;
}

.wc:hover { transform: translateY(-4px); border-color: rgba(34, 211, 238, 0.3); }
.wc:hover::before { opacity: 0.4; }

.wc h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--accent);
}

.wc p { color: var(--ink-2); font-size: 0.95rem; }

/* Why it matters */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.why-card {
  padding: 32px;
  background: linear-gradient(135deg, var(--glass), var(--glass-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s;
}

.why-card:hover { transform: translateY(-4px); }

.why-card::after {
  content: '';
  position: absolute;
  top: -50%; right: -50%;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.15), transparent 70%);
  transition: transform 0.5s;
}

.why-card:hover::after { transform: translate(-30%, 30%); }

.why-num {
  font-family: var(--mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.4;
  margin-bottom: 12px;
}

.why-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.why-card p { color: var(--ink-2); }

.why-bridge {
  font-size: 1.1rem;
  color: var(--ink);
  padding: 24px 28px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(34, 211, 238, 0.05));
  border-left: 3px solid var(--gold);
  border-radius: 6px;
  max-width: 820px;
}

/* Factors */
.factors-intro {
  font-size: 1.1rem;
  color: var(--ink-2);
  margin-bottom: 40px;
  max-width: 820px;
}

.factors-intro a {
  color: var(--accent);
  border-bottom: 1px solid rgba(34, 211, 238, 0.3);
}

.factors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.factor {
  padding: 28px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  transition: all 0.3s;
}

.factor:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.3);
  background: var(--glass-2);
}

.factor-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(129, 140, 248, 0.15));
  border: 1px solid rgba(34, 211, 238, 0.3);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
}

.factor h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.factor p {
  color: var(--ink-2);
  font-size: 0.94rem;
  line-height: 1.6;
}

/* Process - timeline */
.process-timeline {
  position: relative;
  padding-left: 40px;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 16px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent);
}

.step {
  position: relative;
  padding: 24px 0 40px 24px;
}

.step-num {
  position: absolute;
  left: -40px; top: 24px;
  width: 34px; height: 34px;
  background: var(--bg-2);
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  box-shadow: 0 0 15px rgba(34, 211, 238, 0.4);
}

.step h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.step p { color: var(--ink-2); max-width: 720px; }

/* Benefits - floating */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.benefit {
  padding: 32px 28px;
  background: linear-gradient(135deg, var(--glass), transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  transition: all 0.4s;
  animation: floatSoft 6s ease-in-out infinite;
}

.benefit:nth-child(2) { animation-delay: 1s; }
.benefit:nth-child(3) { animation-delay: 2s; }
.benefit:nth-child(4) { animation-delay: 3s; }
.benefit:nth-child(5) { animation-delay: 4s; }
.benefit:nth-child(6) { animation-delay: 5s; }

@keyframes floatSoft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.benefit:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(34, 211, 238, 0.4);
  box-shadow: 0 20px 40px -10px rgba(34, 211, 238, 0.2);
}

.benefit h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--accent);
}

.benefit p { color: var(--ink-2); font-size: 0.95rem; }

.benefit a {
  color: var(--accent);
  border-bottom: 1px solid rgba(34, 211, 238, 0.3);
}

/* Tips - interactive cards */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tip {
  padding: 28px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  position: relative;
  transition: all 0.3s;
  overflow: hidden;
}

.tip::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.tip:hover::before { transform: scaleX(1); }
.tip:hover { transform: translateY(-4px); background: var(--glass-2); }

.tip-num {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.3;
  margin-bottom: 6px;
}

.tip h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.tip p {
  color: var(--ink-2);
  font-size: 0.94rem;
}

/* Problems */
.problems-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.problem {
  padding: 28px 32px;
  background: var(--glass);
  border: 1px solid var(--line);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius-sm);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.problem:hover {
  transform: translateX(6px);
  border-left-width: 6px;
  background: var(--glass-2);
}

.problem h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--gold);
}

.problem p { color: var(--ink-2); max-width: 880px; }

/* Cost */
.cost-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cost-card {
  padding: 32px 24px;
  background: linear-gradient(135deg, var(--glass), var(--glass-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
  transition: transform 0.3s;
}

.cost-card:hover { transform: translateY(-4px); }

.cost-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.cost-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.cost-card p {
  color: var(--ink-2);
  font-size: 0.9rem;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 880px;
}

.faq-item {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item[open] { border-color: rgba(34, 211, 238, 0.4); }

.faq-item summary {
  padding: 20px 28px;
  cursor: pointer;
  list-style: none;
  font-weight: 500;
  font-size: 1.05rem;
  position: relative;
  padding-right: 60px;
  transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 24px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  color: var(--accent);
  transition: transform 0.3s;
  font-weight: 300;
}

.faq-item[open] summary::after {
  content: '−';
  transform: translateY(-50%) rotate(180deg);
}

.faq-item summary:hover { color: var(--accent); }

.faq-item p {
  padding: 0 28px 24px;
  color: var(--ink-2);
  animation: faqSlide 0.3s ease;
}

@keyframes faqSlide {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Final */
.final {
  padding: 140px 0 100px;
}

.final-inner {
  max-width: 820px;
  padding: 60px 50px;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(129, 140, 248, 0.05));
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}

.final-inner::before {
  content: '';
  position: absolute;
  top: -50%; right: -30%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.15), transparent 70%);
  animation: finalGlow 8s ease-in-out infinite;
}

@keyframes finalGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-40px, 40px); }
}

.final p {
  font-size: 1.1rem;
  color: var(--ink-2);
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.cta-wrap {
  margin-top: 32px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  position: relative;
  z-index: 2;
}

.cta-btn {
  display: inline-block;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06162b;
  font-weight: 600;
  border-radius: 100px;
  transition: all 0.3s;
  box-shadow: 0 10px 30px -10px rgba(34, 211, 238, 0.5);
  position: relative;
  overflow: hidden;
}

.cta-btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.6s;
}

.cta-btn:hover { color: #06162b; transform: translateY(-2px); }
.cta-btn:hover::before { left: 100%; }

.cta-note {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-3);
  letter-spacing: 0.08em;
}

/* Footer */
.footer {
  padding: 80px 0 24px;
  position: relative;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, transparent, rgba(6, 22, 43, 0.6));
  overflow: hidden;
}

.footer-ambient {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.amb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
  animation: ambientFloat 18s ease-in-out infinite;
}

.a1 { width: 200px; height: 200px; background: var(--accent); top: 10%; left: 5%; }
.a2 { width: 260px; height: 260px; background: var(--accent-2); bottom: 20%; right: 10%; animation-delay: 4s; }
.a3 { width: 180px; height: 180px; background: var(--gold); top: 50%; left: 40%; animation-delay: 8s; opacity: 0.15; }
.a4 { width: 140px; height: 140px; background: var(--accent); bottom: 10%; left: 30%; animation-delay: 12s; opacity: 0.2; }

@keyframes ambientFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -20px) scale(1.1); }
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  position: relative;
  z-index: 2;
}

.foot-brand h3 {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.foot-tagline {
  color: var(--ink-2);
  margin-bottom: 24px;
  font-size: 0.95rem;
  max-width: 320px;
}

.nap {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--ink-2);
  font-family: var(--mono);
}

.nap a {
  color: var(--accent);
  transition: opacity 0.2s;
}

.nap a:hover { opacity: 0.8; }

.foot-nav h4,
.foot-topics h4,
.foot-map h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}

.foot-nav ul,
.foot-topics ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.foot-nav a,
.foot-topics li {
  color: var(--ink-2);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.foot-nav a:hover { color: var(--accent); }

.css-map {
  position: relative;
  aspect-ratio: 1 / 1;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(6, 22, 43, 0.6);
}

.css-map svg {
  width: 100%;
  height: 100%;
  display: block;
}

.map-label {
  position: absolute;
  bottom: 6px; right: 10px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}

.footer-bottom {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  position: relative;
  z-index: 2;
}

.fb-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.fb-inner p {
  color: var(--ink-3);
  font-size: 0.85rem;
  font-family: var(--mono);
}

.fb-links {
  list-style: none;
  display: flex;
  gap: 24px;
}

.fb-links a {
  color: var(--ink-3);
  font-size: 0.85rem;
  transition: color 0.2s;
}

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

.btt-link {
  color: var(--accent) !important;
}

/* Responsive */
@media (max-width: 900px) {
  .nav-list { display: none; }
  .nav-list.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(6, 22, 43, 0.98);
    backdrop-filter: blur(16px);
    padding: 24px;
    border-bottom: 1px solid var(--line);
  }
  .menu-toggle { display: block; }

  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding-top: 110px; min-height: auto; }
  .hero-visual { max-width: 420px; margin: 0 auto; }

  .what-cards,
  .factors-grid,
  .benefits-grid,
  .tips-grid { grid-template-columns: 1fr; }

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

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }

  .section { padding: 80px 0; }
  .final-inner { padding: 40px 28px; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
  .cost-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding-top: 100px; }
  .final-inner { padding: 32px 22px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}