:root {
  --bg: #0b0e13;
  --bg-soft: #111520;
  --surface: #171c2b;
  --surface-alt: #243047;
  --text: #e8edf5;
  --text-muted: #93a4bd;
  --line: rgba(148, 165, 191, 0.22);
  --primary: #29b47e;
  --primary-strong: #1f8f63;
  --accent: #67d7a5;
  --danger: #e66b78;
  --success: #49c98f;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

* {
  box-sizing: border-box;
}

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

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 10% -5%, rgba(41, 180, 126, 0.26) 0%, transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(103, 215, 165, 0.14) 0%, transparent 36%),
    var(--bg);
  line-height: 1.6;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  font-family: 'Outfit', sans-serif;
  letter-spacing: -0.02em;
}

p {
  margin: 0 0 16px;
  color: var(--text-muted);
}

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

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

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

main {
  flex: 1;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(8px);
  background: rgba(5, 15, 30, 0.88);
  border-bottom: 1px solid var(--line);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.brand-dot {
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: 0 0 16px rgba(103, 215, 165, 0.45);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.main-nav a {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 12px;
  border-radius: 999px;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--text);
  background: rgba(37, 99, 235, 0.14);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 11px 20px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: 0 10px 24px rgba(29, 78, 216, 0.32);
}

.btn-primary:hover {
  box-shadow: 0 14px 28px rgba(29, 78, 216, 0.4);
}

.btn-outline {
  border-color: rgba(55, 214, 195, 0.45);
  color: var(--accent);
  background: rgba(55, 214, 195, 0.08);
}

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

.hero {
  padding: 80px 0 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 34px;
  align-items: center;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(55, 214, 195, 0.15);
  border: 1px solid rgba(55, 214, 195, 0.35);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero h1 {
  font-size: clamp(2rem, 4.4vw, 3.8rem);
  margin-top: 16px;
}

.hero-copy {
  margin-top: 0;
  font-size: 1.06rem;
  max-width: 640px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.hero-visual {
  position: relative;
  background: linear-gradient(135deg, rgba(11, 28, 53, 0.95), rgba(12, 35, 68, 0.95));
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 12px;
  box-shadow: var(--shadow);
}

.hero-visual img {
  border-radius: 16px;
}

.section {
  padding: 56px 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(10, 27, 52, 0.75), rgba(8, 23, 44, 0.75));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.4rem);
}

.grid-3,
.grid-2,
.grid-4 {
  display: grid;
  gap: 18px;
}

.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(180deg, rgba(17, 40, 73, 0.92), rgba(11, 30, 56, 0.92));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

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

.icon-box {
  width: 88px;
  height: 88px;
  border-radius: 16px;
  margin-bottom: 14px;
  background: rgba(49, 182, 255, 0.16);
  border: 1px solid rgba(49, 182, 255, 0.4);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.icon-box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 4px;
  transform: scale(1.2);
  transform-origin: center;
}

.icon-box-control img {
  transform: scale(1.45);
}

.feature-media {
  border-radius: 14px;
  border: 1px solid var(--line);
  margin-bottom: 12px;
  background: rgba(8, 25, 46, 0.85);
  overflow: hidden;
}

.cta {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid rgba(71, 244, 219, 0.32);
  background: linear-gradient(140deg, rgba(23, 54, 95, 0.95), rgba(18, 35, 68, 0.95));
  border-radius: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.page-hero {
  padding: 56px 0 28px;
}

.page-hero h1 {
  font-size: clamp(1.9rem, 3.3vw, 3.1rem);
}

.meta-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.meta-list li {
  padding-left: 18px;
  position: relative;
  color: var(--text-muted);
}

.meta-list li::before {
  content: '';
  position: absolute;
  top: 10px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.form-shell {
  max-width: 720px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

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

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #d8e8ff;
}

input,
textarea {
  width: 100%;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(160, 196, 255, 0.36);
  background: rgba(6, 21, 42, 0.75);
  color: var(--text);
  padding: 12px 13px;
  font-family: inherit;
  font-size: 0.97rem;
}

input::placeholder,
textarea::placeholder {
  color: #8ca8d2;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(71, 244, 219, 0.16);
}

.helper {
  font-size: 0.82rem;
  color: #93abd3;
  margin-top: 4px;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.flash-stack {
  padding-top: 14px;
}

.flash {
  border-radius: 12px;
  padding: 12px 14px;
  border: 1px solid transparent;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.flash-success {
  background: rgba(92, 224, 162, 0.14);
  border-color: rgba(92, 224, 162, 0.4);
  color: #9af3c7;
}

.flash-error {
  background: rgba(255, 123, 123, 0.13);
  border-color: rgba(255, 123, 123, 0.4);
  color: #ffc2c2;
}

.flash-info {
  background: rgba(49, 182, 255, 0.13);
  border-color: rgba(49, 182, 255, 0.4);
  color: #bde6ff;
}

.form-errors {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.form-errors li {
  border-radius: 10px;
  padding: 10px 12px;
  background: rgba(255, 123, 123, 0.12);
  border: 1px solid rgba(255, 123, 123, 0.4);
  color: #ffc2c2;
  margin-bottom: 8px;
}

.account-box {
  max-width: 700px;
}

.verify-hero {
  position: relative;
}

.verify-card {
  position: relative;
  overflow: hidden;
  min-height: 320px;
}

.verify-bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: 0.2;
  filter: saturate(1.1) contrast(1.1);
}

.verify-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 18, 37, 0.15), rgba(7, 18, 37, 0.85));
}

.verify-content {
  position: relative;
  z-index: 1;
}

.download-card {
  display: grid;
  gap: 14px;
}

.kv {
  margin: 0;
  display: grid;
  gap: 6px;
}

.kv div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.94rem;
  color: var(--text-muted);
}

.kv strong {
  color: var(--text);
}

.site-footer {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  background: rgba(2, 10, 21, 0.65);
  padding: 28px 0 16px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 16px;
}

.footer-brand {
  font-family: 'Outfit', sans-serif;
  color: var(--text);
  font-size: 1.1rem;
  font-weight: 700;
}

.footer-title {
  color: var(--text);
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-grid a {
  display: block;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.footer-grid a:hover {
  color: var(--text);
}

.footer-bottom {
  margin-top: 14px;
  color: #8fa6cb;
  border-top: 1px solid rgba(143, 186, 255, 0.14);
  padding-top: 14px;
  font-size: 0.84rem;
}

@media (max-width: 1024px) {
  .hero-grid,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 4vw;
    left: 4vw;
    background: rgba(4, 16, 34, 0.98);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    display: none;
  }

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

  .main-nav a {
    text-align: center;
  }

  .hero-grid,
  .grid-2,
  .grid-3,
  .grid-4,
  .footer-grid,
  .form-grid.two {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 56px;
  }

  .cta,
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}