/* style.css — shared styles for all Cerno pages */

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

:root {
  --bg: #F7F2E8;
  --bg2: #EDE7D6;
  --bg3: #E4DCCA;
  --sur: #FFFDF8;
  --tx: #1C1810;
  --tx2: #6B5F44;
  --tx3: #9C8E72;
  --go: #9A6E0A;
  --go2: #B8820A;
  --go3: #D4A020;
  --go-lt: #F2DBA0;
  --go-bg: #FBF3DC;
  --bd: rgba(154, 110, 10, 0.15);
  --bd2: rgba(154, 110, 10, 0.28);
  --term-bg: #FFFDF8;
  --term-tx: #3D3520;
  --mq-bg: #EDE7D6;
}

[data-theme="dark"] {
  --bg: #1A1610;
  --bg2: #201d18;
  --bg3: #2c2a25;
  --sur: #2f2a21;
  --tx: #F5F0E8;
  --tx2: #C4AA80;
  --tx3: #9C8A60;
  --go: #bb8d42;
  --go2: #be9d66;
  --go3: #b69142;
  --go-lt: #3D2E08;
  --go-bg: #2A1E06;
  --bd: rgba(212, 160, 32, 0.14);
  --bd2: rgba(212, 160, 32, 0.26);
  --term-bg: #0E0C07;
  --term-tx: #D4BC88;
  --mq-bg: #1C1810;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--tx);
  font-family: 'Manrope', sans-serif;
  transition: background 0.35s, color 0.35s;
  overflow-x: hidden;
}

/* --- Navigation --- */

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 0.5px solid var(--bd2);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  transition: background 0.35s, border-color 0.35s;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-wordmark {
  font-family: 'Manrope', sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--tx);
  transition: color 0.35s;
}

.nav-links {
  display: none;
  gap: 28px;
}

.nav-links a {
  font-family: 'Manrope', sans-serif;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--tx3);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.2s;
  cursor: pointer;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --- Buttons --- */

.btn-ghost {
  font-family: 'Manrope', sans-serif;
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  border: 0.5px solid var(--bd2);
  color: var(--tx2);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-ghost:hover {
  border-color: var(--go);
  color: var(--go);
}

.btn-primary {
  font-family: 'Manrope', sans-serif;
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  border: none;
  background: var(--go);
  color: #FAF8F4;
  cursor: pointer;
  transition: background 0.2s;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.btn-primary:hover {
  background: var(--go2);
}

.btn-ghost-nav {
  display: none;
}

.theme-btn {
  width: 34px;
  height: 34px;
  border: 0.5px solid var(--bd2);
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}

.theme-btn:hover {
  border-color: var(--go);
  background: var(--go-bg);
}

.theme-btn svg {
  width: 14px;
  height: 14px;
  stroke: var(--tx2);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* --- Eyebrows & Section Typography --- */

.eyebrow,
.sec-eyebrow {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--go);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.eyebrow::before,
.sec-eyebrow::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 0.5px;
  background: var(--go);
}

.eyebrow { margin-bottom: 20px; }
.sec-eyebrow { margin-bottom: 16px; }

.sec-h2 {
  font-family: 'Lora', serif;
  font-size: clamp(24px, 5vw, 44px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.sec-h2 em {
  font-style: italic;
  color: var(--tx2);
}

.sec-body {
  font-size: 14px;
  color: var(--tx2);
  line-height: 1.8;
  margin-top: 14px;
}

/* --- Page Hero (inner pages) --- */

.page-hero {
  padding: 64px 24px 48px;
  border-bottom: 0.5px solid var(--bd);
}

.page-h1 {
  font-family: 'Lora', serif;
  font-size: clamp(32px, 7vw, 62px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.page-h1 em {
  font-style: italic;
  color: var(--go);
}

.page-sub {
  font-size: 15px;
  color: var(--tx2);
  line-height: 1.8;
  margin-top: 16px;
  max-width: 600px;
}

/* --- Hero (index) --- */

.hero {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 64px 24px 56px;
  border-bottom: 0.5px solid var(--bd);
}

.hero-h1 {
  font-family: 'Lora', serif;
  font-size: clamp(36px, 9vw, 76px);
  font-weight: 400;
  line-height: 1.08;
  color: var(--tx);
  letter-spacing: -0.01em;
  margin-top: 24px;
}

.hero-h1 em {
  font-style: italic;
  color: var(--go);
}

.hero-sub {
  font-size: 15px;
  color: var(--tx2);
  line-height: 1.8;
  margin-top: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.hero-jur {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.jur-label {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tx3);
  font-weight: 500;
}

.jur-pill {
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 3px 9px;
  border: 0.5px solid var(--bd2);
  color: var(--tx3);
  font-weight: 500;
}

.jur-pill.on {
  border-color: var(--go);
  color: var(--go);
}

/* --- Marquee (index) --- */

.marquee-bar {
  overflow: hidden;
  border-bottom: 0.5px solid var(--bd);
  background: var(--mq-bg);
  padding: 12px 0;
}

.marquee-track {
  display: flex;
  gap: 24px;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tx3);
  font-weight: 500;
}

.marquee-track .sep {
  color: var(--go);
  opacity: 0.5;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --- Sections --- */

section.block {
  padding: 64px 24px;
  border-bottom: 0.5px solid var(--bd);
}

/* --- Feature Grid (index) --- */

.feat-grid {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 0;
  column-gap: 48px;
  margin-top: 40px;
  border-top: 0.5px solid var(--bd);
}

.feat {
  padding: 48px 0;
  border-bottom: 0.5px solid var(--bd);
  border-right:none;
}

.feat:last-child{border-bottom:none;}

.feat-num {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--go);
  font-family: 'Courier New', monospace;
  margin-bottom: 10px;
}

.feat-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--tx);
  margin-bottom: 8px;
}

.feat-desc {
  font-size: 13px;
  color: var(--tx2);
  line-height: 1.75;
}

.feat-grid .feat{border-right:none !important;}

/* --- Stats (index) --- */

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-top: 40px;
}

.stat {
  padding: 28px 0;
  border-bottom: 0.5px solid var(--bd);
}

.stat:nth-child(odd) {
  padding-right: 24px;
  border-right: 0.5px solid var(--bd);
}

.stat:nth-child(even) {
  padding-left: 24px;
}

.stat-num {
  font-family: 'Lora', serif;
  font-size: clamp(32px, 8vw, 60px);
  font-weight: 400;
  line-height: 1;
  color: var(--tx);
}

.stat-num sup {
  font-size: 0.4em;
  vertical-align: super;
  color: var(--tx3);
}

.stat-label {
  font-size: 12px;
  color: var(--tx2);
  margin-top: 8px;
  line-height: 1.6;
}

.stat-src {
  color: var(--go);
  text-decoration: none;
  margin-left: 4px;
  font-size: 11px;
}

.stat-src:hover {
  text-decoration: underline;
}

/* --- CTA (index) --- */

.cta {
  padding: 64px 24px;
  border-bottom: 0.5px solid var(--bd);
}

.cta-inner {
  max-width: 600px;
}

.cta-h2 {
  font-family: 'Lora', serif;
  font-size: clamp(28px, 6vw, 52px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.cta-h2 em {
  font-style: italic;
  color: var(--go);
}

.cta-sub {
  font-size: 14px;
  color: var(--tx2);
  line-height: 1.8;
  margin-top: 14px;
}

.cta-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

/* --- Terminal --- */

.terminal {
  background: var(--term-bg);
  border: 0.5px solid var(--bd2);
  margin-top: 36px;
  overflow-x: auto;
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-bottom: 0.5px solid var(--bd);
}

.t-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.term-label {
  font-size: 10px;
  color: var(--tx3);
  margin-left: 8px;
  letter-spacing: 0.1em;
  font-family: 'Courier New', monospace;
}

.term-body {
  padding: 20px 16px;
  font-family: 'Courier New', monospace;
  font-size: 11px;
  line-height: 1.9;
  color: var(--term-tx);
}

.t-dim { color: var(--tx3); }
.t-gold { color: var(--go2); }
.t-green { color: #3B7A57; }

[data-theme="dark"] .t-green { color: #5DCAA5; }

/* --- Footer --- */

footer {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 0.5px solid var(--bd);
}

.foot-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.foot-brand {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--tx3);
  font-weight: 600;
}

.foot-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.foot-links a {
  font-size: 11px;
  color: var(--tx3);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
}

.foot-links a:hover {
  color: var(--go);
}

.foot-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--tx3);
}

.s-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5A9E72;
  flex-shrink: 0;
}

/* --- Media Queries --- */

@media (min-width: 640px) {
  nav { padding: 18px 40px; }
  .nav-links { display: flex; }
  .btn-ghost-nav { display: inline-flex; }
  .hero { padding: 80px 40px 64px; }
  .page-hero { padding: 80px 40px 56px; }
  section.block { padding: 80px 40px; }
  .cta { padding: 80px 40px; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
  footer {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 28px 40px;
  }
}

@media (min-width: 1024px) {
  nav { padding: 20px 56px; }
  .hero { padding: 96px 56px 72px; }
  .page-hero { padding: 96px 56px 64px; }
  section.block { padding: 96px 56px; }
  .cta { padding: 96px 56px; }
  .feat-grid { grid-template-columns: repeat(4, 1fr); }
}