:root {
  --bg: #071a24;
  --surface: #0e2532;
  --surface-2: #133244;
  --text: #e9f4fb;
  --muted: #9ec0d3;
  --primary: #1bc6a6;
  --primary-strong: #11a78c;
  --accent: #f3b04b;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "IBM Plex Sans Thai", sans-serif;
  background:
    radial-gradient(circle at 8% 12%, rgba(27, 198, 166, 0.2), transparent 34%),
    radial-gradient(circle at 85% 5%, rgba(243, 176, 75, 0.16), transparent 28%),
    linear-gradient(160deg, #05141d 0%, var(--bg) 42%, #041019 100%);
  color: var(--text);
  overflow-x: hidden;
}

.container {
  width: min(1140px, 92vw);
  margin: 0 auto;
}

.bg-orb {
  position: fixed;
  width: 26rem;
  height: 26rem;
  border-radius: 999px;
  filter: blur(22px);
  pointer-events: none;
  z-index: -1;
}

.orb-1 {
  top: -8rem;
  left: -6rem;
  background: rgba(27, 198, 166, 0.12);
}

.orb-2 {
  right: -6rem;
  bottom: -10rem;
  background: rgba(243, 176, 75, 0.13);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 0.7rem;
  background: linear-gradient(135deg, var(--primary), #0f8f79);
  color: #012b24;
  font-weight: 700;
  font-family: "Space Grotesk", sans-serif;
}

.brand-text {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.04em;
}

.top-nav {
  display: flex;
  gap: 1.2rem;
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.top-nav a:hover {
  color: var(--text);
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border);
}

.badge-alert {
  color: #ffd08b;
  background: rgba(243, 176, 75, 0.12);
}

.badge-live {
  color: #94f3df;
  background: rgba(27, 198, 166, 0.14);
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 2rem;
  padding: 2.8rem 0 2.4rem;
}

.hero-copy h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  margin: 0.6rem 0 1rem;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-weight: 600;
}

.lead {
  margin: 0;
  color: var(--muted);
  max-width: 56ch;
  line-height: 1.65;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.4rem 0;
}

.btn {
  border: 0;
  border-radius: 0.85rem;
  padding: 0.8rem 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #04261f;
}

.btn-secondary {
  color: var(--text);
  background: transparent;
  border: 1px solid var(--border);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.trust-row span {
  font-size: 0.82rem;
  padding: 0.35rem 0.65rem;
  border-radius: 0.65rem;
  color: #cde4ef;
  background: rgba(255, 255, 255, 0.06);
}

.inbox-card {
  background: linear-gradient(180deg, rgba(17, 42, 56, 0.95), rgba(8, 26, 36, 0.94));
  border: 1px solid var(--border);
  border-radius: 1.2rem;
  padding: 1rem;
  box-shadow: var(--shadow);
  animation: riseIn 0.8s ease;
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
}

.card-title {
  margin: 0;
  font-size: 0.96rem;
  font-weight: 600;
}

.address-row {
  margin: 0.9rem 0 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.address-row code {
  flex: 1;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 0.75rem;
  padding: 0.72rem;
  color: #c8fff2;
  overflow: auto;
}

.icon-btn,
.text-btn {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0.65rem;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
}

.inbox-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.9rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.mail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.mail-list li {
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  padding: 0.65rem 0.75rem;
  background: rgba(255, 255, 255, 0.03);
}

.mail-list .sender {
  margin: 0;
  font-weight: 600;
}

.mail-list .subject {
  margin: 0.2rem 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.mail-list time {
  font-size: 0.75rem;
  color: #8fb7c8;
}

.toast {
  margin: 0.65rem 0 0;
  min-height: 1rem;
  color: #94f3df;
  font-size: 0.82rem;
}

.section {
  padding: 2.7rem 0;
}

.section h2 {
  margin: 0 0 1rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.45rem, 2.8vw, 2rem);
}

.feature-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid article {
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  padding: 1rem;
}

.feature-grid h3 {
  margin: 0;
  font-size: 1rem;
}

.feature-grid p {
  margin: 0.5rem 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.steps {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
  display: grid;
  gap: 0.65rem;
}

.steps strong {
  color: #d5ebf6;
}

.access-panel {
  border: 1px solid var(--border);
  border-radius: 1.1rem;
  background: linear-gradient(140deg, rgba(243, 176, 75, 0.09), rgba(27, 198, 166, 0.08));
  padding: 1.3rem;
}

.access-panel p {
  margin: 0;
  color: var(--muted);
}

.policy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.policy-tags span {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.7rem;
  padding: 2rem 0 2.5rem;
  color: #95b8ca;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

  .site-header {
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .top-nav {
    order: 3;
    width: 100%;
    justify-content: space-between;
  }

  .address-row {
    flex-direction: column;
    align-items: stretch;
  }

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