/* ===== VaultMesh Site Styles ===== */

:root {
  --bg: #f3f6fb;
  --bg-soft: #f8fbff;
  --surface: #ffffff;
  --surface-muted: #f4f8fd;
  --accent: #2365d8;
  --accent-dark: #1b4faa;
  --accent-soft: #e7efff;
  --text: #11273f;
  --text-2: #445b73;
  --text-3: #6f8499;
  --border: #dbe5f0;
  --border-strong: #c7d6e6;
  --radius: 12px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 0 rgba(18, 38, 62, 0.06);
  --shadow-md: 0 14px 30px rgba(23, 47, 76, 0.09);
  --transition: 180ms ease;
  --font: "Manrope", "Noto Sans SC", sans-serif;
  --font-display: "Sora", "Noto Sans SC", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background:
    radial-gradient(1000px 420px at 95% -8%, #e4ecff 0%, transparent 72%),
    radial-gradient(800px 380px at -10% 0%, #eaf2ff 0%, transparent 64%),
    var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-dark);
}

img,
svg {
  display: block;
}

/* ===== NAV ===== */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 251, 255, 0.88);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  height: 66px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

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

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  flex-shrink: 0;
}

.brand-icon-sm {
  width: 22px;
  height: 22px;
  border-radius: 6px;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-3);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: var(--surface);
}

.nav-cta {
  margin-left: auto;
  display: flex;
  align-items: center;
}

/* ===== BUTTONS ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--transition), color var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(35, 101, 216, 0.2);
}

.btn-outline,
.btn-outline-dark {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-outline:hover,
.btn-outline-dark:hover {
  background: var(--surface);
  border-color: var(--accent);
  color: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 14px 26px;
  border-radius: 12px;
  font-size: 0.95rem;
}

/* ===== HERO ===== */

.hero {
  max-width: 1140px;
  margin: 28px auto 0;
  padding: 74px 28px 66px;
  text-align: center;
  background: linear-gradient(145deg, #ffffff 0%, #f7fbff 100%);
  border: 1px solid var(--border);
  border-radius: 28px;
  position: relative;
  overflow: hidden;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero::before {
  width: 420px;
  height: 420px;
  top: -260px;
  right: -110px;
  background: radial-gradient(circle, rgba(35, 101, 216, 0.14) 0%, rgba(35, 101, 216, 0) 70%);
}

.hero::after {
  width: 320px;
  height: 320px;
  bottom: -220px;
  left: -120px;
  background: radial-gradient(circle, rgba(112, 157, 255, 0.16) 0%, rgba(112, 157, 255, 0) 72%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  margin-bottom: 24px;
  border-radius: 999px;
  border: 1px solid #c9daf6;
  background: #edf4ff;
  color: #2e5ba2;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 860px;
  margin: 0 auto 18px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.8vw, 3.4rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--text);
}

.hero h1 span {
  color: var(--accent-dark);
}

.hero-sub {
  max-width: 680px;
  margin: 0 auto 34px;
  font-size: 1.03rem;
  color: var(--text-2);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-pills {
  margin-top: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 600;
}

.hero-pill svg {
  color: var(--accent);
}

/* ===== SECTION COMMON ===== */

section {
  padding: 84px 24px;
}

.section-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.section-header {
  margin-bottom: 44px;
}

.section-tag {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--accent-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.section-title {
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.2vw, 2.5rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
}

.section-sub {
  max-width: 640px;
  font-size: 1rem;
  color: var(--text-2);
}

/* ===== FEATURES ===== */

.features {
  padding-top: 76px;
  padding-bottom: 44px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  border-color: #bcd1f1;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.feature-icon {
  width: 46px;
  height: 46px;
  margin-bottom: 16px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.feature-card h3 {
  margin-bottom: 8px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-2);
}

/* ===== HOW IT WORKS ===== */

.how {
  padding-top: 48px;
  padding-bottom: 52px;
}

.how .section-inner {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border-radius: 24px;
  padding: 44px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.step {
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px 16px;
}

.step-num {
  width: 34px;
  height: 34px;
  margin-bottom: 12px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 0.9rem;
  font-weight: 800;
}

.step h4 {
  margin-bottom: 7px;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text);
}

.step p {
  font-size: 0.86rem;
  color: var(--text-2);
}

/* ===== DOWNLOADS ===== */

.downloads {
  padding-top: 52px;
  padding-bottom: 52px;
}

.downloads .section-inner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 44px;
}

.dl-group {
  margin-bottom: 36px;
}

.dl-group:last-child {
  margin-bottom: 0;
}

.dl-group-title {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 5px;
  font-size: 1.06rem;
  font-weight: 800;
  color: var(--text);
}

.dl-group-sub {
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--text-2);
}

.dl-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(255px, 1fr));
  gap: 12px;
}

.dl-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-muted);
  color: inherit;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.dl-card:hover {
  color: inherit;
  border-color: #bed2f2;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.dl-card-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dl-card-info {
  flex: 1;
}

.dl-card-name {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--text);
}

.dl-card-meta {
  margin-top: 2px;
  font-size: 0.78rem;
  color: var(--text-3);
}

.dl-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-dark);
  white-space: nowrap;
}

.dl-card-disabled {
  pointer-events: none;
  opacity: 0.65;
}

.dl-note {
  margin-top: 20px;
  font-size: 0.86rem;
  color: var(--text-2);
}

.dl-note a {
  font-weight: 700;
}

/* ===== RELAY CTA ===== */

.relay-cta {
  padding-top: 52px;
  padding-bottom: 74px;
}

.relay-cta-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 30px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: linear-gradient(140deg, #f8fbff 0%, #eef4ff 100%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  align-items: center;
}

.relay-cta h2 {
  margin-bottom: 9px;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
}

.relay-cta p {
  max-width: 560px;
  font-size: 0.95rem;
  color: var(--text-2);
}

/* ===== FOOTER ===== */

.footer {
  background: rgba(250, 252, 255, 0.92);
  border-top: 1px solid var(--border);
  padding: 52px 24px 28px;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 34px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.footer-brand h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 9px;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
}

.footer-brand p {
  max-width: 290px;
  font-size: 0.85rem;
  color: var(--text-2);
}

.footer-col h4 {
  margin-bottom: 11px;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-col a {
  font-size: 0.86rem;
  color: var(--text-2);
}

.footer-col a:hover {
  color: var(--accent-dark);
}

.footer-bottom {
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--text-3);
}

/* ===== PAGE HERO ===== */

.page-hero {
  padding: 32px 24px 20px;
}

.page-hero-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 40px 34px;
  border-radius: 24px;
  border: 1px solid var(--border);
  background: linear-gradient(145deg, #ffffff 0%, #f6faff 100%);
}

.page-hero h1 {
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.2vw, 2.8rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-hero p {
  max-width: 620px;
  font-size: 1rem;
  color: var(--text-2);
}

/* ===== CONTENT PAGE ===== */

.content-page {
  max-width: 920px;
  margin: 0 auto;
  padding: 34px 24px 80px;
}

.content-page h2 {
  margin: 42px 0 14px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 1.32rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.content-page h2:first-child {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}

.content-page h3 {
  margin: 24px 0 10px;
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
}

.content-page p {
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-2);
}

.content-page ul,
.content-page ol {
  padding-left: 20px;
  margin-bottom: 12px;
}

.content-page li {
  margin-bottom: 6px;
  font-size: 0.95rem;
  color: var(--text-2);
}

.content-page code {
  display: inline-block;
  border-radius: 5px;
  padding: 1px 5px;
  background: #eef3fa;
  border: 1px solid #dde8f3;
  color: #29476c;
  font-family: "JetBrains Mono", "Cascadia Code", monospace;
  font-size: 0.82em;
}

.code-block {
  margin: 14px 0 20px;
  border: 1px solid #22344d;
  border-radius: 12px;
  background: #0f1d31;
  overflow-x: auto;
}

.code-block pre {
  padding: 18px 20px;
  color: #dce9ff;
  line-height: 1.58;
  font-size: 0.84rem;
  font-family: "JetBrains Mono", "Cascadia Code", monospace;
  white-space: pre;
}

.code-block .comment {
  color: #7e9bc1;
}

.code-block .string {
  color: #96e7b8;
}

.code-block .flag {
  color: #f9db88;
}

.note-box,
.warn-box {
  margin: 18px 0;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.note-box {
  background: #edf4ff;
  border-color: #c9daf6;
}

.warn-box {
  background: #fff6e8;
  border-color: #f1d4a5;
}

.note-box p,
.warn-box p {
  margin: 0;
  font-size: 0.9rem;
}

.config-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px;
  font-size: 0.88rem;
}

.config-table th,
.config-table td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  vertical-align: top;
}

.config-table th {
  text-align: left;
  background: #eef3fa;
  color: var(--text);
  font-weight: 800;
}

.config-table td {
  color: var(--text-2);
  background: #ffffff;
}

.config-table tr:nth-child(even) td {
  background: #f9fbff;
}

/* ===== PRIVACY PROSE ===== */

.prose h2 {
  margin: 34px 0 10px;
  font-size: 1.2rem;
}

.prose p,
.prose li {
  font-size: 0.95rem;
  color: var(--text-2);
}

.prose ul {
  padding-left: 20px;
  margin-bottom: 14px;
}

.updated {
  margin-bottom: 24px;
  font-size: 0.83rem;
  color: var(--text-3);
}

/* ===== ANIMATION ===== */

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero > * {
  position: relative;
  animation: fade-up 0.55s ease both;
}

.hero > *:nth-child(2) { animation-delay: 0.05s; }
.hero > *:nth-child(3) { animation-delay: 0.1s; }
.hero > *:nth-child(4) { animation-delay: 0.15s; }
.hero > *:nth-child(5) { animation-delay: 0.2s; }

.features-grid .feature-card,
.steps .step,
.dl-cards .dl-card {
  animation: fade-up 0.48s ease both;
}

.features-grid .feature-card:nth-child(2),
.steps .step:nth-child(2),
.dl-cards .dl-card:nth-child(2) { animation-delay: 0.05s; }

.features-grid .feature-card:nth-child(3),
.steps .step:nth-child(3),
.dl-cards .dl-card:nth-child(3) { animation-delay: 0.1s; }

.features-grid .feature-card:nth-child(4),
.steps .step:nth-child(4),
.dl-cards .dl-card:nth-child(4) { animation-delay: 0.14s; }

.features-grid .feature-card:nth-child(5) { animation-delay: 0.18s; }
.features-grid .feature-card:nth-child(6) { animation-delay: 0.22s; }

/* ===== RESPONSIVE ===== */

@media (max-width: 980px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }

  .relay-cta-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .nav-links {
    display: none;
  }

  .hero {
    margin: 16px 12px 0;
    padding: 56px 18px 48px;
    border-radius: 20px;
  }

  section {
    padding: 62px 16px;
  }

  .how .section-inner,
  .downloads .section-inner {
    padding: 28px 20px;
    border-radius: 18px;
  }

  .page-hero {
    padding: 16px 16px 12px;
  }

  .page-hero-inner {
    padding: 30px 20px;
    border-radius: 18px;
  }

  .content-page {
    padding: 26px 16px 56px;
  }

  .footer {
    padding: 42px 16px 22px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}