:root {
  --bg: #0f172a;
  --bg-soft: #17233a;
  --panel: rgba(24, 35, 58, 0.82);
  --panel-strong: #1c2b45;
  --stroke: rgba(130, 160, 215, 0.18);
  --text: #f8fbff;
  --muted: #adc0df;
  --gold: #ffc74a;
  --orange: #ff8f43;
  --sky: #47c9ff;
  --mint: #5ddca0;
  --danger: #ff6d7b;
  --shadow: 0 28px 80px rgba(5, 10, 25, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Inter, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(71, 201, 255, 0.15), transparent 26%),
    radial-gradient(circle at top right, rgba(255, 199, 74, 0.16), transparent 22%),
    linear-gradient(180deg, #14203b 0%, var(--bg) 46%, #0b1220 100%);
  color: var(--text);
}

body {
  display: flex;
  flex-direction: column;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 22rem;
  height: 22rem;
  border-radius: 999px;
  filter: blur(65px);
  pointer-events: none;
  z-index: 0;
}

body::before {
  top: -6rem;
  right: -6rem;
  background: rgba(255, 199, 74, 0.12);
}

body::after {
  left: -8rem;
  bottom: -8rem;
  background: rgba(71, 201, 255, 0.12);
}

.site-shell {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 0 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: var(--text);
}

.brand-badge {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--gold), var(--orange));
  display: grid;
  place-items: center;
  box-shadow: 0 14px 30px rgba(255, 165, 62, 0.25);
  color: #1f2432;
  font-weight: 800;
}

.brand-copy strong {
  display: block;
  font-size: 1rem;
}

.brand-copy span {
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid transparent;
  transition: 0.18s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  border-color: var(--stroke);
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 28px;
  padding: 42px 0 40px;
  align-items: center;
}

.card,
.glass-panel {
  background: var(--panel);
  border: 1px solid var(--stroke);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-copy,
.hero-visual,
.content-card,
.form-card {
  padding: 28px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gold);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold);
  box-shadow: 0 0 14px rgba(255, 199, 74, 0.75);
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.03em;
}

h1 {
  margin-top: 18px;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.95;
}

.lead {
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.cta-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button,
button {
  border: 0;
  border-radius: 18px;
  padding: 14px 20px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
}

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

.button-primary,
button[type="submit"] {
  background: linear-gradient(135deg, var(--gold), var(--orange));
  color: #1d2330;
  box-shadow: 0 16px 34px rgba(255, 163, 52, 0.22);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--stroke);
  color: var(--text);
  text-decoration: none;
}

.hero-visual {
  position: relative;
  overflow: hidden;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: -10% auto auto -10%;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(71, 201, 255, 0.28), transparent 65%);
}

.visual-stack {
  display: grid;
  gap: 16px;
}

.visual-card {
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 22px;
  padding: 18px;
}

.visual-card strong {
  display: block;
  margin-bottom: 8px;
}

.visual-card p,
.visual-card li,
.content-card p,
.content-card li,
.form-card p {
  color: var(--muted);
  line-height: 1.7;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin: 10px 0 42px;
}

.feature {
  padding: 22px;
}

.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,0.08);
  color: var(--sky);
  font-size: 1.4rem;
  margin-bottom: 14px;
}

.section {
  padding: 8px 0 44px;
}

.content-wrap {
  display: grid;
  gap: 18px;
}

.content-card h2,
.form-card h2 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
}

.content-card h3 {
  margin-top: 22px;
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.content-card ul,
.content-card ol {
  margin: 12px 0 0 20px;
  padding: 0;
}

.notice {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(93, 220, 160, 0.09);
  border: 1px solid rgba(93, 220, 160, 0.18);
  color: #dff9e9;
}

.warning {
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 109, 123, 0.08);
  border: 1px solid rgba(255, 109, 123, 0.16);
  color: #ffd6dd;
}

.form-card {
  width: min(720px, 100%);
  margin: 18px auto 46px;
}

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

label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(9, 15, 28, 0.34);
  color: var(--text);
  font: inherit;
}

input::placeholder,
textarea::placeholder {
  color: #8da0c1;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: rgba(71, 201, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(71, 201, 255, 0.08);
}

.helper {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: -4px;
}

.form-message {
  display: none;
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
}

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

.form-message.success {
  background: rgba(93, 220, 160, 0.1);
  border: 1px solid rgba(93, 220, 160, 0.22);
  color: #ddffeb;
}

.form-message.error {
  background: rgba(255, 109, 123, 0.1);
  border: 1px solid rgba(255, 109, 123, 0.22);
  color: #ffd5dc;
}

.footer {
  padding: 0 0 36px;
  color: var(--muted);
  text-align: center;
  font-size: 0.95rem;
}

.kicker {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--stroke);
  color: var(--muted);
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .hero,
  .grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .site-shell {
    width: min(100% - 20px, 1120px);
  }

  .hero-copy,
  .hero-visual,
  .content-card,
  .form-card {
    padding: 22px;
  }

  h1 {
    font-size: 2.4rem;
  }
}