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

/* ─── Tokens — dark (default) ───────────────────────────────────────────── */
:root {
  --bg: #0a0a0f;
  --bg2: #111118;
  --bg3: #1a1a24;
  --border: rgba(255,255,255,.08);
  --text: #e8e8f0;
  --text2: #8888aa;
  --accent: #4f8ef7;
  --accent-glow: rgba(79,142,247,.25);
  --radius: 12px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --topbar-h: 52px;
}

/* ─── Tokens — light ────────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg: #f4f4f9;
  --bg2: #ffffff;
  --bg3: #eaeaf2;
  --border: rgba(0,0,0,.09);
  --text: #111120;
  --text2: #66668a;
  --accent-glow: rgba(79,142,247,.15);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--topbar-h);
}

/* ─── Topbar ─────────────────────────────────────────────────────────────── */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topbar-h);
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.topbar-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: .95rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -.01em;
}

.topbar-brand svg {
  width: 22px; height: 22px;
  fill: var(--accent);
}

.topbar-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Language switcher */
.lang-switcher {
  display: flex;
  background: var(--bg3);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  border-radius: 6px;
  padding: 4px 9px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text2);
  cursor: pointer;
  font-family: var(--font);
  transition: background .15s, color .15s;
}

.lang-btn:hover { color: var(--text); }

.lang-btn.active {
  background: var(--bg2);
  color: var(--accent);
  box-shadow: 0 1px 4px rgba(0,0,0,.15);
}

/* Theme toggle */
.theme-toggle {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: var(--bg3);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text2);
  transition: background .15s, color .15s;
}

.theme-toggle:hover { background: var(--border); color: var(--text); }

.theme-toggle svg { width: 18px; height: 18px; fill: currentColor; }

/* Show sun in dark, moon in light */
[data-theme="dark"]  .icon-sun  { display: block; }
[data-theme="dark"]  .icon-moon { display: none;  }
[data-theme="light"] .icon-sun  { display: none;  }
[data-theme="light"] .icon-moon { display: block; }

/* ─── Layout ─────────────────────────────────────────────────────────────── */

.page {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

/* ─── Hero / Search ──────────────────────────────────────────────────────── */

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 64px 0 36px;
  text-align: center;
  transition: padding .35s ease;
}

.hero.compact { padding: 28px 0 20px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(79,142,247,.12);
  border: 1px solid rgba(79,142,247,.25);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero.compact .hero-badge { display: none; }

.hero h1 {
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.03em;
  line-height: 1.15;
  margin-bottom: 14px;
}
.hero.compact h1 { font-size: 1.2rem; letter-spacing: -.01em; margin-bottom: 0; }

.hero > p {
  color: var(--text2);
  font-size: .95rem;
  max-width: 460px;
  margin-bottom: 30px;
}
.hero.compact > p { display: none; }

.br-desk { display: none; }
@media (min-width: 500px) { .br-desk { display: block; } }

.search-wrap {
  display: flex;
  width: 100%;
  max-width: 600px;
  gap: 8px;
  margin-top: 4px;
}
.hero.compact .search-wrap { margin-top: 14px; }

.search-input {
  flex: 1;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 1rem;
  color: var(--text);
  outline: none;
  font-family: var(--font);
  transition: border-color .2s, box-shadow .2s;
}
.search-input::placeholder { color: var(--text2); }
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 14px 24px;
  font-size: .95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font);
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.search-btn:hover { opacity: .9; }
.search-btn:active { transform: scale(.97); }
.search-btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-spin {
  display: none;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .65s linear infinite;
  flex-shrink: 0;
}
.search-btn.is-loading .btn-text { display: none; }
.search-btn.is-loading .btn-spin { display: block; }

.turnstile-wrap {
  margin-top: 12px;
  min-height: 65px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-examples {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: .78rem;
  color: var(--text2);
}
.hero.compact .hero-examples { display: none; }

.example-btn {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px 10px;
  font-size: .78rem;
  color: var(--text2);
  cursor: pointer;
  font-family: var(--font);
  transition: border-color .15s, color .15s;
}
.example-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ─── Error ──────────────────────────────────────────────────────────────── */

.error-msg {
  display: none;
  background: rgba(220,50,50,.1);
  border: 1px solid rgba(220,50,50,.3);
  border-radius: var(--radius);
  padding: 12px 16px;
  color: #ff6b6b;
  font-size: .88rem;
  margin-top: 14px;
  max-width: 600px;
}
.error-msg.active { display: block; }

/* ─── Loading ────────────────────────────────────────────────────────────── */

.loading {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 48px 0;
  color: var(--text2);
  font-size: .9rem;
}
.loading.active { display: flex; }

.spinner {
  width: 32px; height: 32px;
  border: 2.5px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Marketing ──────────────────────────────────────────────────────────── */

.marketing { padding-top: 12px; }

.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 28px;
  margin-bottom: 40px;
  flex-wrap: wrap;
  row-gap: 16px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 28px;
}

.stat-num {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1;
}

.stat-label {
  font-size: .72rem;
  color: var(--text2);
  margin-top: 4px;
  text-align: center;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
  flex-shrink: 0;
}

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

.section-label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: 20px;
}

/* How it works */
.how-steps {
  display: flex;
  align-items: flex-start;
}

.how-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  gap: 12px;
}

.how-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 20px var(--accent-glow);
}

.how-text strong { display: block; font-size: .92rem; margin-bottom: 4px; }
.how-text p { font-size: .8rem; color: var(--text2); max-width: 200px; margin: 0 auto; }

.how-connector {
  flex-shrink: 0;
  width: 40px; height: 1px;
  background: var(--border);
  margin-top: 18px;
}

/* Use cases */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.usecase-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color .2s, transform .15s;
}
.usecase-card:hover { border-color: rgba(79,142,247,.3); transform: translateY(-2px); }

.uc-icon { font-size: 1.5rem; margin-bottom: 4px; }
.usecase-card strong { font-size: .88rem; font-weight: 600; }
.usecase-card p { font-size: .77rem; color: var(--text2); line-height: 1.5; }

/* Archives */
.archives-list { display: flex; flex-wrap: wrap; gap: 10px; }

.archive-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 16px;
  text-decoration: none;
  color: var(--text);
  font-size: .84rem;
  font-weight: 500;
  transition: border-color .2s, box-shadow .2s;
}
.archive-pill:hover {
  border-color: var(--c, var(--accent));
  box-shadow: 0 2px 12px rgba(0,0,0,.15);
}

.ap-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c, var(--accent));
  flex-shrink: 0;
}

.ap-sub { font-size: .72rem; color: var(--text2); font-weight: 400; }

/* ─── Results ────────────────────────────────────────────────────────────── */

.results { display: none; }
.results.active { display: block; }

.results-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 24px;
}

.results-url { font-size: 1.1rem; font-weight: 600; }
.results-sub { color: var(--text2); font-size: .85rem; }

/* ─── Service Cards ──────────────────────────────────────────────────────── */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
  margin-bottom: 36px;
}

.service-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color .2s, box-shadow .2s, transform .15s;
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--service-color, var(--accent));
}
.service-card:hover {
  border-color: var(--service-color, var(--accent));
  box-shadow: 0 4px 20px rgba(0,0,0,.2);
  transform: translateY(-1px);
}
.service-card.no-data { opacity: .55; }

.service-name {
  font-weight: 600;
  font-size: .95rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--service-color, var(--accent));
  flex-shrink: 0;
}

.service-desc { font-size: .78rem; color: var(--text2); }
.service-stats { margin-top: 4px; display: flex; flex-direction: column; gap: 2px; }
.service-count { font-size: 1.4rem; font-weight: 700; color: var(--service-color, var(--accent)); line-height: 1; }
.service-count small { font-size: .7rem; font-weight: 400; color: var(--text2); margin-left: 4px; }
.service-dates { font-size: .75rem; color: var(--text2); }
.service-nodata { font-size: .8rem; color: var(--text2); font-style: italic; }
.service-link { font-size: .8rem; color: var(--accent); margin-top: 2px; }

.service-arrow {
  position: absolute;
  right: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--text2);
  font-size: 1.1rem;
  opacity: 0;
  transition: opacity .2s, right .2s;
}
.service-card:hover .service-arrow { opacity: 1; right: 10px; }

/* ─── Timeline ───────────────────────────────────────────────────────────── */

.section-title {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--text2);
  margin-bottom: 12px;
}

.timeline-section { margin-bottom: 32px; }

.timeline {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 90px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.timeline-bar { display: flex; flex-direction: column; align-items: center; gap: 4px; cursor: pointer; flex-shrink: 0; }
.timeline-bar-inner {
  width: 20px;
  background: var(--accent);
  border-radius: 4px 4px 0 0;
  opacity: .4;
  transition: opacity .15s, transform .15s;
  min-height: 4px;
}
.timeline-bar:hover .timeline-bar-inner,
.timeline-bar.active .timeline-bar-inner { opacity: 1; }
.timeline-bar.active .timeline-bar-inner { transform: scaleY(1.06); transform-origin: bottom; }
.timeline-label { font-size: .6rem; color: var(--text2); writing-mode: vertical-rl; padding-bottom: 6px; }

/* ─── Snapshot List ──────────────────────────────────────────────────────── */

.snapshots-section { margin-bottom: 32px; }

.snapshots-filter { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }

.filter-btn {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: .78rem;
  color: var(--text2);
  cursor: pointer;
  font-family: var(--font);
  transition: all .15s;
}
.filter-btn:hover { border-color: var(--accent); color: var(--text); }
.filter-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.snapshots-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }

.snapshot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  text-decoration: none;
  color: var(--text);
  font-size: .82rem;
  transition: border-color .15s, background .15s;
}
.snapshot-item:hover { border-color: var(--accent); background: var(--bg3); }
.snapshot-date { font-weight: 500; }
.snapshot-icon { color: var(--text2); font-size: .9rem; }

.snapshots-empty { color: var(--text2); font-size: .9rem; padding: 20px 0; }

/* ─── Upwork CTA ─────────────────────────────────────────────────────────── */

.cta-section {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 56px 20px;
  text-align: center;
}

.cta-inner {
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.cta-icon { font-size: 2.2rem; margin-bottom: 4px; }

.cta-inner h2 {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.25;
}

.cta-inner p {
  font-size: .9rem;
  color: var(--text2);
  max-width: 440px;
  line-height: 1.6;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: #14a800;
  color: #fff;
  border-radius: var(--radius);
  padding: 13px 24px;
  text-decoration: none;
  font-size: .92rem;
  font-weight: 600;
  margin-top: 8px;
  transition: opacity .15s, transform .1s;
}
.cta-btn:hover { opacity: .9; }
.cta-btn:active { transform: scale(.97); }

/* ─── Footer ─────────────────────────────────────────────────────────────── */

footer {
  text-align: center;
  padding: 28px 20px;
  color: var(--text2);
  font-size: .78rem;
  border-top: 1px solid var(--border);
  line-height: 1.7;
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* ─── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 700px) {
  .usecases-grid { grid-template-columns: 1fr 1fr; }
  .stat-divider { display: none; }
  .stat { padding: 0 16px; }
}

@media (max-width: 560px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .how-steps { flex-direction: column; align-items: flex-start; gap: 16px; }
  .how-step { flex-direction: row; text-align: left; }
  .how-text p { margin: 0; max-width: none; }
  .how-connector { display: none; }
  .cta-inner h2 { font-size: 1.2rem; }
}

@media (max-width: 400px) {
  .usecases-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .search-wrap { flex-direction: column; }
  .snapshots-list { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
}