:root {
  --bg: #0b0f16;
  --bg-soft: #121826;
  --card: #161d2d;
  --card-2: #1b2436;
  --text: #ecf1ff;
  --muted: #aeb8d1;
  --line: rgba(255, 255, 255, 0.08);
  --accent: #4da3ff;
  --accent-2: #7c5cff;
  --success: #25c281;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  --radius: 22px;
  --radius-sm: 14px;
  --container: 1180px;
  --mobile-gap: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

main {
  background: url("bg.jpg") center center / cover no-repeat fixed;
}

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

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

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(14px);
  background: rgba(11, 15, 22, 0.82);
  border-bottom: 1px solid var(--line);
}

.navbar {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.2px;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow);
  font-weight: 800;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-menu a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: 0.25s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 14px;
  cursor: pointer;
}

.hero {
  padding: 88px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
  align-items: stretch;
  margin-top: 200px;
}

.hero-card,
.panel,
.info-card,
.brand-card,
.form-card,
.cta-card,
.stats-card {
  background: rgba(15, 21, 33, 0.68);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 34px;
  height: 100%;
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 4rem);
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  margin-bottom: 14px;
}

h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 60ch;
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.btn-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
}

.hero-side {
  display: grid;
  gap: 18px;
  height: 100%;
}

.stats-card {
  padding: 22px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.stat {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px 16px;
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.stat-label {
  color: var(--muted);
  font-size: 0.95rem;
}

.page-hero {
  padding: 74px 0 36px;
}

.page-hero .panel {
  padding: 32px;
}

.section {
  padding: 22px 0 68px;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: 20px;
}

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

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

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

.info-card,
.brand-card,
.form-card,
.cta-card {
  padding: 24px;
}

.icon-badge {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  background: linear-gradient(135deg, rgba(77,163,255,0.22), rgba(124,92,255,0.22));
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 1.35rem;
}

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

.brands-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.brands-list li {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 18px;
  border-radius: 18px;
  text-align: center;
  font-weight: 700;
  transition: 0.2s ease;
}

.brands-list li:hover {
  transform: translateY(-3px);
  background: var(--card-2);
}

.feature-list {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 12px;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--success);
  font-weight: 700;
}

form {
  display: grid;
  gap: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
}

input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #0f1521;
  color: var(--text);
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(77,163,255,0.7);
  box-shadow: 0 0 0 4px rgba(77,163,255,0.12);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.form-note,
.success-message {
  font-size: 0.96rem;
  color: var(--muted);
}

.success-message {
  display: none;
  color: #baf5da;
  background: rgba(37, 194, 129, 0.12);
  border: 1px solid rgba(37, 194, 129, 0.25);
  padding: 14px 16px;
  border-radius: 14px;
}

.success-message.show {
  display: block;
}

.footer {
  background: #0b0f16;
  border-top: 1px solid var(--line);
  padding: 28px 0;
  color: var(--muted);
}

.footer-row {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  align-items: center;
  row-gap: 18px;
}

.footer-row > p {
  margin: 0;
  text-align: center;
}

.small-links {
  display: grid;
  grid-template-columns: repeat(5, max-content);
  justify-content: center;
  justify-items: center;
  align-items: center;
  column-gap: 28px;
  row-gap: 10px;
}

.small-links-row {
  display: contents;
}

.small-links a {
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .brands-list {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 760px) {
  .hero,
  .page-hero,
  .section {
    padding-top: 0;
    padding-bottom: var(--mobile-gap);
  }

  .hero-grid,
  .hero-side,
  .grid-2,
  .grid-3,
  .grid-4,
  .brands-list,
  .form-grid,
  .stats-grid {
    gap: var(--mobile-gap);
  }

  .navbar {
    min-height: 72px;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .nav-menu {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 10px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    background: rgba(18, 24, 38, 0.98);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: var(--shadow);
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-menu a {
    border-radius: 14px;
  }

  .hero,
  .page-hero {
    padding-top: var(--mobile-gap);
  }

  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .brands-list,
  .form-grid {
    grid-template-columns: 1fr;
    margin-top: auto;
  }

  .hero-card,
  .panel,
  .info-card,
  .brand-card,
  .form-card,
  .cta-card,
  .stats-card {
    padding: 22px;
  }

  .footer-row {
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .small-links {
    display: grid;
    grid-template-columns: repeat(2, max-content);
    justify-content: center;
    justify-items: center;
    align-items: center;
    column-gap: 28px;
    row-gap: 10px;
  }

  .small-links-row {
    display: contents;
  }

  .small-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .small-links-row:last-child a {
    grid-column: 1 / -1;
  }
}