:root {
  --bg: #0a0e1a;
  --surface: #10192b;
  --surface-soft: #0f1625;
  --surface-alt: #131d31;
  --text: #edf2ff;
  --muted: #9da9c4;
  --primary: #19baff;
  --primary-soft: rgba(25, 186, 255, 0.14);
  --warning: #ffd24a;
  --border: #22304b;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
}

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

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

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

.container {
  width: min(1120px, 100% - 2rem);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(10px);
}

.top-banner {
  background: var(--warning);
  color: #2f2300;
  font-weight: 700;
  text-align: center;
  font-size: 0.9rem;
  padding: 0.55rem 0.85rem;
}

.header-main {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.brand {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.4px;
}

.brand span {
  color: var(--primary);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-link {
  padding: 0.5rem 0.8rem;
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
  transition: background-color 0.2s ease, color 0.2s ease;
}

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

.nav-link.active {
  background: var(--primary-soft);
  color: var(--primary);
}

.mobile-toggle {
  display: none;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 0.45rem 0.7rem;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
}

.section {
  padding: 4.5rem 0;
}

.section-tight {
  padding: 3.5rem 0;
}

.section-muted {
  background: var(--surface-soft);
}

.overline {
  margin: 0 0 0.8rem;
  color: var(--primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
}

.page-title,
.hero h1,
.section-title {
  margin: 0;
  line-height: 1.2;
}

.hero {
  min-height: 82vh;
  display: flex;
  align-items: center;
  position: relative;
  background-position: center;
  background-size: cover;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 14, 26, 0.35) 0%,
    rgba(10, 14, 26, 0.78) 55%,
    rgba(10, 14, 26, 0.98) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding: 6rem 0;
}

.hero h1 {
  font-size: clamp(2.1rem, 5vw, 4.1rem);
  margin-bottom: 1rem;
}

.text-primary {
  color: var(--primary);
}

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 760px;
  margin: 0;
}

.button-row {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border-radius: 11px;
  padding: 0.72rem 1.1rem;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background-color 0.2s ease, color 0.2s ease;
}

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

.btn-primary {
  background: var(--primary);
  color: #03141d;
}

.btn-secondary {
  background: #1b273f;
  color: var(--text);
  border-color: #283a5e;
}

.btn-ghost {
  border-color: #2f4a6d;
  color: var(--primary);
  background: rgba(25, 186, 255, 0.05);
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  text-align: center;
  margin-bottom: 0.65rem;
}

.section-lead {
  color: var(--muted);
  text-align: center;
  max-width: 760px;
  margin: 0 auto 2rem;
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: linear-gradient(145deg, var(--surface-alt), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  height: 100%;
}

.card h3 {
  margin: 0 0 0.55rem;
  line-height: 1.3;
}

.card p {
  margin: 0;
}

.card.highlight {
  border-color: #3cbfff;
  box-shadow: 0 0 0 1px rgba(25, 186, 255, 0.2), 0 0 30px rgba(25, 186, 255, 0.15);
}

.card-label {
  display: inline-block;
  background: var(--primary);
  color: #022130;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.65rem;
}

.small-text {
  color: var(--muted);
  font-size: 0.92rem;
}

.micro {
  font-size: 0.8rem;
  color: var(--muted);
}

.spec-list,
.dot-list,
.footer-list,
.legal-list,
.step-list,
.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.spec-list li,
.dot-list li,
.feature-list li {
  color: var(--muted);
  font-size: 0.93rem;
  margin-bottom: 0.42rem;
}

.dot-list li::before {
  content: "- ";
  color: var(--primary);
}

.feature-list li::before {
  content: "-> ";
  color: var(--primary);
}

.price {
  display: block;
  margin-top: 0.9rem;
  margin-bottom: 1rem;
  font-size: 1.2rem;
  font-weight: 800;
}

.notice {
  margin-top: 0.8rem;
  border: 1px solid #574314;
  background: rgba(255, 210, 74, 0.11);
  color: #ffd980;
  padding: 0.6rem 0.75rem;
  border-radius: 10px;
  font-size: 0.9rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
}

th,
td {
  padding: 0.72rem 0.9rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  font-size: 0.9rem;
}

th {
  background: rgba(255, 255, 255, 0.03);
}

td.center,
th.center {
  text-align: center;
}

th.primary,
td.primary {
  color: var(--primary);
}

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

td:first-child {
  color: var(--text);
  font-weight: 600;
}

.badge-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.85rem;
}

.badge {
  text-align: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.8rem 0.55rem;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.88rem;
}

.step-list li {
  display: flex;
  gap: 0.85rem;
  background: linear-gradient(145deg, var(--surface-alt), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 0.7rem;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--primary);
  color: #032133;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.avatar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.9rem;
}

.avatar {
  width: 60px;
  height: 60px;
  margin: 0 auto 0.55rem;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.form-card {
  background: linear-gradient(145deg, var(--surface-alt), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.field {
  margin-bottom: 0.9rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #0d1424;
  color: var(--text);
  padding: 0.65rem 0.72rem;
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(25, 186, 255, 0.3);
  border-color: var(--primary);
}

.success-message {
  border: 1px solid #3cbfff;
  background: rgba(25, 186, 255, 0.1);
  border-radius: var(--radius);
  padding: 1rem;
}

.hidden {
  display: none;
}

.legal-card {
  background: linear-gradient(145deg, var(--surface-alt), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.legal-section {
  margin-bottom: 1rem;
}

.legal-section h2 {
  margin: 0 0 0.45rem;
  font-size: 1.05rem;
}

.legal-section p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.warning-box {
  border-top: 1px solid var(--border);
  padding-top: 0.8rem;
  color: #ffd980;
  font-size: 0.9rem;
}

.footer {
  border-top: 1px solid var(--border);
  background: var(--surface-soft);
}

.footer-top {
  padding: 2.2rem 0 1.8rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.footer h4 {
  margin: 0 0 0.55rem;
}

.footer p {
  margin: 0;
}

.footer-list li {
  margin-bottom: 0.35rem;
}

.footer-list a {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-list a:hover {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1rem 0 1.3rem;
  text-align: center;
}

.footer-note {
  background: rgba(255, 210, 74, 0.14);
  color: #ffd980;
  border: 1px solid #574314;
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  font-size: 0.82rem;
  margin-bottom: 0.7rem;
}

@media (max-width: 980px) {
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3,
  .grid-2,
  .footer-top,
  .avatar-grid {
    grid-template-columns: 1fr;
  }

  .badge-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .mobile-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    border-top: 1px solid var(--border);
    background: rgba(10, 14, 26, 0.98);
    padding: 0.75rem 1rem 1rem;
    flex-direction: column;
    align-items: stretch;
    display: none;
  }

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

  .nav-link {
    width: 100%;
  }
}