/* YTCodes shared stylesheet — used by /tools and /services subpages.
   Main site (index.html) keeps its own inline styles. */

:root {
  --bg: #0a0a0f;
  --bg-2: #11121a;
  --bg-3: #181a24;
  --border: #23263250;
  --border-strong: #2a2e3d;
  --text: #e6e8ef;
  --text-dim: #9097a8;
  --text-dimmer: #5b6275;
  --accent: #00d4aa;
  --accent-2: #4f8ef7;
  --danger: #ff6b6b;
  --warn: #ffb547;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* NAV */
nav.top {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(10,10,15,0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-strong);
  padding: 14px 0;
}
nav.top .container { display: flex; align-items: center; justify-content: space-between; }
.brand { font-family: var(--font-mono); font-weight: 600; font-size: 15px; letter-spacing: .02em; min-height: 44px; display: inline-flex; align-items: center; }
.brand .dot { color: var(--accent); }
.nav-links { display: flex; gap: 24px; align-items: center; }
.nav-links a { font-size: 14px; color: var(--text-dim); transition: color .15s ease; padding: 10px 2px; min-height: 44px; display: inline-flex; align-items: center; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }

.hamburger {
  display: none;
  width: 44px; height: 44px;
  background: transparent; border: 1px solid var(--border-strong);
  border-radius: 8px;
  align-items: center; justify-content: center;
  cursor: pointer;
}
.hamburger span {
  display: block; width: 18px; height: 2px; background: var(--text); position: relative;
}
.hamburger span::before, .hamburger span::after {
  content: ''; position: absolute; left: 0; width: 18px; height: 2px; background: var(--text);
  transition: transform .2s ease, top .2s ease;
}
.hamburger span::before { top: -6px; }
.hamburger span::after { top: 6px; }
.hamburger[aria-expanded="true"] span { background: transparent; }
.hamburger[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.hamburger[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 720px) {
  .hamburger { display: inline-flex; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(10,10,15,0.96);
    backdrop-filter: blur(12px);
    flex-direction: column; gap: 0;
    padding: 12px 24px 20px;
    border-bottom: 1px solid var(--border-strong);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 14px 0; font-size: 15px; color: var(--text); border-bottom: 1px solid var(--border); }
  .nav-links a:last-child { border-bottom: none; }
}

/* BREADCRUMB */
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dimmer);
  padding: 100px 0 0;
  letter-spacing: 0.02em;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--text-dimmer); margin: 0 6px; }

/* SUBPAGE HERO */
.subhero { padding: 32px 0 48px; position: relative; }
.subhero .eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.subhero h1 {
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 820px;
}
.subhero .lede {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 720px;
  margin-bottom: 18px;
}
.subhero .lede + .lede { margin-bottom: 0; }
.subhero-cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; min-height: 44px;
  border-radius: 8px;
  font-family: var(--font-sans); font-size: 15px; font-weight: 500;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  border: 1px solid transparent;
}
.btn-primary { background: var(--accent); color: #042a22; font-weight: 600; }
.btn-primary:hover { transform: translateY(-1px); background: #00e8bb; }
.btn-ghost { background: transparent; border-color: var(--border-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* SECTIONS */
main section { padding: 44px 0; }
@media (max-width: 640px) { main section { padding: 36px 0; } }
.section-label { font-family: var(--font-mono); font-size: 12px; color: var(--accent); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 12px; }
.section-title { font-size: clamp(22px, 2.8vw, 30px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 14px; }

/* TOOL / SERVICE CARDS (listing pages) */
.card-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 720px) { .card-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1040px) { .card-grid { grid-template-columns: 1fr 1fr 1fr; } }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 22px;
  transition: border-color .2s ease, transform .15s ease;
  display: flex; flex-direction: column;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.badge {
  font-family: var(--font-mono); font-size: 11px;
  padding: 4px 8px; border-radius: 4px;
  background: rgba(79,142,247,0.14); color: var(--accent-2);
  letter-spacing: .05em; font-weight: 600;
}
.status {
  margin-left: auto; font-family: var(--font-mono); font-size: 10px;
  padding: 4px 9px; border-radius: 100px;
  letter-spacing: .06em; text-transform: uppercase; font-weight: 600;
}
.status.live { background: rgba(0,212,170,0.14); color: var(--accent); }
.status.dev { background: rgba(255,181,71,0.14); color: var(--warn); }
.status.beta { background: rgba(79,142,247,0.14); color: var(--accent-2); }

.card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.card h3 a { color: var(--text); }
.card h3 a:hover { color: var(--accent); }
.card p { color: var(--text-dim); font-size: 14.5px; flex: 1; }
.card .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tag { font-family: var(--font-mono); font-size: 11px; color: var(--text-dimmer); background: var(--bg-3); padding: 3px 8px; border-radius: 4px; }
.card-link {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 6px;
}

/* CONTENT BLOCKS on detail pages */
.content-block { max-width: 820px; }
.content-block h2 { font-size: 22px; font-weight: 700; letter-spacing: -0.01em; margin: 28px 0 12px; }
.content-block h2:first-child { margin-top: 0; }
.content-block p { color: var(--text-dim); margin-bottom: 14px; font-size: 15.5px; }
.content-block ul, .content-block ol { margin: 12px 0 20px 22px; color: var(--text-dim); font-size: 15.5px; }
.content-block li { margin-bottom: 8px; }
.content-block li::marker { color: var(--accent); }
.content-block strong { color: var(--text); font-weight: 600; }
.content-block a { color: var(--accent); border-bottom: 1px dotted rgba(0,212,170,0.4); }
.content-block a:hover { border-bottom-style: solid; }
.content-block a.btn { border-bottom: none; }
.content-block a.btn-primary { color: #042a22; }
.content-block a.btn-ghost { color: var(--text); }
.content-block code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-3);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--text);
}

.capabilities {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 12px 0 24px;
}
@media (min-width: 720px) { .capabilities { grid-template-columns: 1fr 1fr; } }
.capabilities li {
  list-style: none;
  padding: 12px 14px 12px 36px;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  position: relative;
  color: var(--text);
  font-size: 14.5px;
  line-height: 1.5;
}
.capabilities li::before {
  content: '→';
  position: absolute;
  left: 14px;
  top: 12px;
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
}

details.doc-block {
  margin: 16px 0 24px;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 0;
  overflow: hidden;
}
details.doc-block > summary {
  cursor: pointer;
  padding: 14px 18px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.02em;
  list-style: none;
  user-select: none;
}
details.doc-block > summary::-webkit-details-marker { display: none; }
details.doc-block > summary::before {
  content: '▸';
  display: inline-block;
  margin-right: 8px;
  transition: transform .2s ease;
}
details.doc-block[open] > summary::before { transform: rotate(90deg); }
details.doc-block > div.doc-body {
  padding: 0 18px 18px;
  color: var(--text-dim);
  font-size: 14.5px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
.pill {
  font-family: var(--font-mono); font-size: 13px;
  padding: 7px 14px; border-radius: 100px;
  background: var(--bg-2); border: 1px solid var(--border-strong);
  color: var(--text);
  transition: border-color .15s ease, color .15s ease;
}
.pill:hover { border-color: var(--accent); color: var(--accent); }

.callout {
  background: linear-gradient(135deg, rgba(0,212,170,0.06), rgba(79,142,247,0.04));
  border: 1px solid rgba(0,212,170,0.3);
  border-radius: 12px;
  padding: 26px 28px;
  margin: 32px 0 8px;
}
.callout h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.callout p { color: var(--text-dim); margin-bottom: 16px; }

.city-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px 16px;
  margin: 14px 0 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
}
@media (min-width: 720px) { .city-list { grid-template-columns: repeat(4, 1fr); } }

/* FOOTER */
footer {
  padding: 40px 0 56px;
  border-top: 1px solid var(--border-strong);
  text-align: center;
  font-family: var(--font-mono); font-size: 13px; color: var(--text-dimmer);
  margin-top: 40px;
}
.footer-inner {
  display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap;
}
.footer-inner img { height: 24px; width: auto; opacity: 0.6; display: block; }
.footer-quote {
  margin: 18px auto 0;
  max-width: 520px;
  font-size: 12.5px;
  color: rgba(230, 232, 239, 0.24);
  font-style: italic;
  font-family: Georgia, 'Times New Roman', serif;
  line-height: 1.55;
  padding: 0 16px;
}
.footer-quote-attr {
  display: block;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(0, 212, 170, 0.3);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; transition-duration: .001s !important; scroll-behavior: auto !important; }
}