:root {
  --paper: #111110;
  --paper-deep: #0D0C0B;
  --ink: #E4DDD4;
  --ink-muted: #9A9188;
  --terracotta: #8FA876;
  --gold: #8FA876;
  --rule: rgba(228, 221, 212, 0.08);
  --chip: rgba(228, 221, 212, 0.04);
}

@media (prefers-color-scheme: light) {
  :root {
    --paper:      #F4EBDD;
    --paper-deep: #EADFCC;
    --ink:        #1F1611;
    --ink-muted:  #5C4B3F;
    --terracotta: #B23A1F;
    --gold:       #B8893E;
    --rule:       rgba(31, 22, 17, 0.16);
    --chip:       rgba(31, 22, 17, 0.04);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Newsreader', Georgia, serif;
  font-weight: 380;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  background-image:
    radial-gradient(circle at 12% 18%, rgba(143,168,118,0.04), transparent 42%),
    radial-gradient(circle at 88% 82%, rgba(143,168,118,0.03), transparent 45%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3.5rem) clamp(1.5rem, 5vw, 4rem) clamp(3rem, 8vw, 6rem);
}

/* ---- topbar ---- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding-bottom: clamp(2rem, 6vw, 3.5rem);
  border-bottom: 1px solid var(--rule);
  gap: 1rem;
}
.topbar .domain { color: var(--terracotta); }
.topbar-name { color: var(--ink-muted); text-decoration: none; transition: color 0.2s ease; }
.topbar-name:hover { color: var(--ink); }

/* ---- hero ---- */
.hero { margin-top: clamp(2.5rem, 7vw, 4.5rem); max-width: 46rem; }

.kicker {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 1.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.kicker::before { content: ""; width: 1.5rem; height: 1px; background: var(--terracotta); }

h1 {
  font-family: 'Fraunces', Georgia, serif;
  font-variation-settings: "SOFT" 50, "opsz" 144;
  font-weight: 380;
  font-size: clamp(2.8rem, 8vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.025em;
  margin: 0 0 0.9rem;
}
h1 .em {
  font-style: italic;
  font-variation-settings: "SOFT" 90, "opsz" 100;
  color: var(--terracotta);
}

.tagline {
  font-size: clamp(1.18rem, 1.7vw, 1.45rem);
  line-height: 1.5;
  max-width: 40ch;
  margin: 0 0 2.2rem;
  font-weight: 400;
}
.tagline .em { font-style: italic; color: var(--terracotta); }

/* ---- search ---- */
.search {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--chip);
  overflow: hidden;
  max-width: 38rem;
  transition: border-color 0.2s ease;
}
.search:focus-within { border-color: color-mix(in srgb, var(--terracotta) 55%, transparent); }
.search-prompt {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.92rem;
  color: var(--ink-muted);
  padding: 0.85rem 0.2rem 0.85rem 1rem;
  align-self: center;
  user-select: none;
}
.search-input {
  flex: 1;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  padding: 0.85rem 0.5rem;
  outline: none;
  min-width: 0;
}
.search-input::placeholder { color: var(--ink-muted); opacity: 0.6; }
.search-btn {
  border: 0;
  border-left: 1px solid var(--rule);
  background: transparent;
  color: var(--terracotta);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0 1.3rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}
.search-btn:hover:not(:disabled) { background: var(--terracotta); color: var(--paper); }
.search-btn:disabled { opacity: 0.5; cursor: progress; }
.search-btn .arrow { display: inline-block; transition: transform 0.3s ease; }
.search-btn:hover:not(:disabled) .arrow { transform: translateX(4px); }

.search-note {
  margin: 1rem 0 0;
  font-size: 0.95rem;
  font-style: italic;
  color: var(--ink-muted);
  max-width: 44ch;
}

/* ---- results ---- */
.results { margin-top: clamp(3rem, 8vw, 5rem); }

.result-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.4rem;
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2rem;
}
.result-url {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  color: var(--terracotta);
  word-break: break-all;
}
.result-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
}

/* category group */
.cat { margin-bottom: 2.4rem; }
.cat-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--terracotta);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.cat-label::before { content: ""; width: 1.4rem; height: 1px; background: var(--terracotta); }
.cat-label .count { color: var(--ink-muted); opacity: 0.7; }
.cat-note {
  margin: -0.4rem 0 1rem;
  font-size: 0.92rem;
  font-style: italic;
  line-height: 1.55;
  color: var(--ink-muted);
  max-width: 62ch;
}
.cat-ai .cat-label { color: var(--gold); }
.cat-ai .cat-label::before { background: var(--gold); }

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 18rem), 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
}
.tech {
  padding: 1rem 0;
  border-bottom: 1px solid var(--rule);
  padding-right: 1.4rem;
}
.tech-name {
  font-family: 'Fraunces', Georgia, serif;
  font-variation-settings: "SOFT" 40, "opsz" 40;
  font-size: 1.18rem;
  font-weight: 420;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
}
.tech-ver {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--gold);
  border: 1px solid color-mix(in srgb, var(--gold) 38%, transparent);
  padding: 1px 5px;
  border-radius: 2px;
  font-weight: 500;
  transform: translateY(-1px);
}
.tech-evidence {
  margin-top: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  line-height: 1.6;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 0.5rem;
}
.tech-evidence .ev {
  background: var(--chip);
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 1px 6px;
  max-width: 100%;
  overflow-wrap: anywhere;
}
.tech-evidence .ev.implied { font-style: italic; opacity: 0.85; }

/* states */
.state {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9rem;
  color: var(--ink-muted);
  padding: 1.5rem 0;
}
.state .dot {
  display: inline-block;
  animation: blink 1.2s steps(1) infinite;
}
.state .dot:nth-child(2) { animation-delay: 0.2s; }
.state .dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 50% { opacity: 1; } 50.01%, 100% { opacity: 0.25; } }
.state.error { color: var(--terracotta); }

/* ---- footer ---- */
footer {
  margin-top: clamp(4.5rem, 10vw, 7rem);
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--ink-muted);
}
.colophon-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.colophon-left, .colophon-right { display: flex; flex-direction: column; gap: 0.45rem; }
.colophon-right { align-items: flex-end; text-align: right; }
.colophon-right .signature {
  font-family: 'Fraunces', serif;
  font-variation-settings: "SOFT" 100, "opsz" 36;
  font-style: italic;
  font-size: 1.18rem;
  letter-spacing: 0;
  text-transform: none;
  color: var(--terracotta);
  font-weight: 420;
  margin-bottom: 0.35rem;
}
.colophon-right .alias { opacity: 0.85; }
.footer-workflow {
  margin-top: 1.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--rule);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  opacity: 0.6;
  text-transform: none;
}

@media (max-width: 720px) {
  .colophon-row { flex-direction: column; gap: 1.4rem; align-items: flex-start; }
  .colophon-right { align-items: flex-start; text-align: left; }
}

/* ---- animations ---- */
.fade-in {
  opacity: 0;
  transform: translateY(14px);
  animation: fadeUp 1s cubic-bezier(0.2, 0.6, 0.2, 1) forwards;
}
.d1 { animation-delay: 0.05s; }
.d2 { animation-delay: 0.18s; }
.d3 { animation-delay: 0.32s; }
.d4 { animation-delay: 0.46s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

@media (prefers-reduced-motion: reduce) {
  .fade-in { opacity: 1; transform: none; animation: none; }
  .state .dot { animation: none; }
}

::selection { background: var(--terracotta); color: var(--paper); }