:root {
  --bg: #071214;
  --surface: #0d1d20;
  --surface-2: #11292c;
  --text: #f3fbfa;
  --muted: #a8bfbd;
  --accent: #42e8c5;
  --accent-2: #c8ff4d;
  --line: rgba(255, 255, 255, 0.12);
  --radius: 26px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --container: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: Inter, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 18, 20, 0.84);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand img {
  width: 42px;
  height: 42px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-links a:not(.button) {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-toggle {
  display: none;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: #06211c;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(66, 232, 197, 0.2);
}

.button.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.hero {
  padding: 58px 0 42px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  align-items: center;
  gap: 56px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 900px;
  margin-top: 18px;
  font-size: clamp(3rem, 7vw, 6.8rem);
}

h2 {
  font-size: clamp(2.2rem, 5vw, 4.4rem);
}

h3 {
  font-size: 1.45rem;
}

.lead {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-media,
.wide-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-media {
  min-height: 610px;
}

.hero-media img,
.wide-media img,
.gallery-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-media img {
  position: absolute;
  inset: 0;
}

.media-badge {
  position: absolute;
  right: 20px;
  bottom: 20px;
  left: 20px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 18px;
  background: rgba(7, 18, 20, 0.78);
  backdrop-filter: blur(14px);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.stat {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.035);
}

.stat strong {
  display: block;
  font-size: 1.6rem;
}

.stat span {
  color: var(--muted);
}

section {
  padding: 96px 0;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 42px;
}

.section-head p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
}

.grid-3,
.grid-4,
.gallery {
  display: grid;
  gap: 18px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.gallery {
  grid-template-columns: repeat(12, 1fr);
}

.gallery-card {
  position: relative;
  grid-column: span 4;
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
}

.gallery-card.large {
  grid-column: span 8;
}

.gallery-card .caption {
  position: absolute;
  right: 16px;
  bottom: 16px;
  left: 16px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(4, 15, 16, 0.8);
}

.card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
}

.card p,
.prose p,
.faq-answer {
  color: var(--muted);
}

.card-link {
  display: block;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.card-link:hover {
  transform: translateY(-4px);
  border-color: rgba(66, 232, 197, 0.55);
}

.steps {
  counter-reset: step;
}

.steps .card::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  margin-bottom: 28px;
  color: var(--accent);
  font-weight: 800;
}

.price-card.featured {
  border-color: var(--accent);
  background: linear-gradient(145deg, rgba(66, 232, 197, 0.16), rgba(255, 255, 255, 0.03));
}

.price {
  margin: 20px 0;
  font-size: 2.35rem;
  font-weight: 850;
}

.check-list {
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin: 12px 0;
  padding-left: 28px;
  color: var(--muted);
}

.check-list li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--accent);
  content: "✓";
}

.calculator {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: 0;
  background: #09191b;
  color: var(--text);
  font: inherit;
}

textarea {
  min-height: 120px;
  padding-top: 14px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
}

.result {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
  border-radius: 22px;
  background: linear-gradient(145deg, var(--accent), #20bca1);
  color: #06211c;
}

.result strong {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.faq-item {
  border-top: 1px solid var(--line);
}

.faq-question {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  border: 0;
  background: none;
  color: var(--text);
  font: inherit;
  font-size: 1.15rem;
  font-weight: 750;
  text-align: left;
  cursor: pointer;
}

.faq-answer {
  display: none;
  max-width: 780px;
  padding: 0 0 26px;
}

.faq-item.open .faq-answer {
  display: block;
}

.prose {
  max-width: 860px;
}

.prose h2 {
  margin: 64px 0 22px;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

.prose h3 {
  margin: 34px 0 12px;
}

.prose p {
  font-size: 1.06rem;
}

.wide-media {
  aspect-ratio: 16 / 7;
  margin: 48px 0;
}

.cta {
  padding: 52px;
  border-radius: 28px;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #061d18;
}

.cta p {
  max-width: 660px;
  font-size: 1.12rem;
}

.site-footer {
  padding: 64px 0 34px;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
}

.footer-links {
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.notice {
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 960px) {
  .hero-grid,
  .calculator {
    grid-template-columns: 1fr;
  }

  .hero-media {
    min-height: 520px;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-card,
  .gallery-card.large {
    grid-column: span 6;
  }

  .nav-toggle {
    display: inline-flex;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: transparent;
    color: var(--text);
    font-size: 1.35rem;
  }

  .nav-links {
    position: absolute;
    top: 76px;
    right: 20px;
    left: 20px;
    display: none;
    padding: 22px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: grid;
  }
}

@media (max-width: 680px) {
  :root {
    --container: min(100% - 26px, 1180px);
  }

  .hero {
    padding-top: 34px;
  }

  h1 {
    font-size: clamp(2.6rem, 14vw, 4.4rem);
  }

  section {
    padding: 68px 0;
  }

  .stats,
  .grid-3,
  .grid-4,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .gallery-card,
  .gallery-card.large {
    grid-column: 1 / -1;
    min-height: 300px;
  }

  .section-head {
    align-items: start;
    flex-direction: column;
  }

  .cta,
  .calculator {
    padding: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}