/* ==========================================================================
   Fam-AI-ly — dark glass UI
   ========================================================================== */
:root {
  --bg: #07080d;
  --bg-2: #0c0e16;
  --glass: rgba(255, 255, 255, .035);
  --glass-2: rgba(255, 255, 255, .06);
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --ink: #eef0f7;
  --ink-2: #b4b9cc;
  --ink-3: #7c8299;
  --teal: #5eead4;
  --sky: #93c5fd;
  --violet: #a78bfa;
  --grad: linear-gradient(110deg, var(--teal) 0%, var(--sky) 45%, var(--violet) 100%);
  --ok: #4ade80;
  --warn: #fbbf24;
  --err: #f87171;
  --radius: 18px;
  --display: "Space Grotesk", Inter, system-ui, sans-serif;
  --sans: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; position: relative;
  background: var(--bg); color: var(--ink);
  font: 15px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
button, select, textarea { font: inherit; color: inherit; }
code { font: .85em var(--mono); background: var(--glass-2); padding: 1px 6px; border-radius: 6px; }
.hidden { display: none !important; }
::selection { background: rgba(147, 197, 253, .3); }

/* ---------- animated backdrop ---------- */
.bg { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.grid {
  position: absolute; inset: -1px;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 55% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 55% at 50% 0%, #000 30%, transparent 75%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(90px); opacity: .32; will-change: transform; }
.o1 { width: 520px; height: 520px; background: #0f766e; top: -220px; left: -120px; animation: drift1 22s ease-in-out infinite alternate; }
.o2 { width: 560px; height: 560px; background: #4338ca; top: -260px; right: -160px; animation: drift2 26s ease-in-out infinite alternate; }
.o3 { width: 420px; height: 420px; background: #7c3aed; bottom: -260px; left: 30%; opacity: .16; animation: drift1 30s ease-in-out infinite alternate-reverse; }
@keyframes drift1 { to { transform: translate(120px, 80px) scale(1.1); } }
@keyframes drift2 { to { transform: translate(-100px, 60px) scale(.92); } }
@media (prefers-reduced-motion: reduce) { .orb, .pulse, .dot { animation: none !important; } }

.app { position: relative; z-index: 1; display: flex; flex-direction: column; min-height: calc(100vh - 65px); max-width: 880px; margin: 0 auto; padding: 0 16px; }
.glass {
  background: linear-gradient(180deg, rgba(255,255,255,.055), rgba(255,255,255,.02));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: linear-gradient(to bottom, rgba(7,8,13,.92), rgba(7,8,13,.66));
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: 880px; margin: 0 auto; padding: 14px 16px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.logo {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 11px;
  background: radial-gradient(circle at 30% 20%, #1b2030, #0d0f17);
  border: 1px solid var(--line-2);
  box-shadow: 0 0 0 4px rgba(94,234,212,.04), 0 8px 24px -8px rgba(147,197,253,.45);
}
.wordmark { font: 700 21px/1 var(--display); letter-spacing: -.02em; }
.wordmark .dash { color: var(--ink-3); margin: 0 1px; }
.wordmark .ai { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.status {
  display: flex; align-items: center; gap: 8px; flex: none;
  padding: 6px 12px; border-radius: 99px; border: 1px solid var(--line-2);
  background: var(--glass); font: 500 11.5px/1 var(--mono); letter-spacing: .02em; color: var(--ink-2);
  text-transform: uppercase; white-space: nowrap;
}
.status .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.status.ok .dot { background: var(--ok); box-shadow: 0 0 0 0 rgba(74,222,128,.6); animation: ring 2.4s infinite; }
.status.busy .dot { background: var(--warn); animation: blink 1s infinite; }
.status.err .dot { background: var(--err); }
@keyframes ring { 0% { box-shadow: 0 0 0 0 rgba(74,222,128,.5); } 70%, 100% { box-shadow: 0 0 0 7px rgba(74,222,128,0); } }
@keyframes blink { 50% { opacity: .3; } }

/* ---------- hero ---------- */
.chat { flex: 1; padding: 34px 0 12px; }
.hero { padding: 26px 0 8px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 12px 6px 10px; border-radius: 99px;
  border: 1px solid var(--line-2); background: var(--glass);
  font: 500 11.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-2);
}
.pulse { width: 6px; height: 6px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 12px var(--teal); animation: blink 2s infinite; }
h1 {
  font: 700 clamp(34px, 6.4vw, 60px)/1.04 var(--display);
  letter-spacing: -.035em; margin: 22px 0 16px;
}
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { max-width: 620px; margin: 0; color: var(--ink-2); font-size: 16.5px; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 30px 0 8px; border-radius: 16px; overflow: hidden; border: 1px solid var(--line); background: var(--line); }
.stat { background: rgba(10,12,19,.85); padding: 16px 18px; }
.stat b { display: block; font: 600 26px/1.1 var(--display); letter-spacing: -.02em; }
.stat span { font: 400 11.5px/1.4 var(--mono); color: var(--ink-3); text-transform: uppercase; letter-spacing: .05em; }

.panel-title { display: flex; align-items: center; gap: 12px; margin: 34px 0 12px; }
.panel-title span { font: 500 11.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-3); }
.panel-title i { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-2), transparent); }

.examples { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.prompt-card {
  position: relative; display: flex; justify-content: space-between; align-items: flex-start; gap: 12px;
  text-align: left; padding: 14px 16px; border-radius: 14px; cursor: pointer;
  border: 1px solid var(--line); background: var(--glass); color: var(--ink-2); font-size: 14px; line-height: 1.5;
  transition: border-color .2s, background .2s, transform .2s, color .2s;
}
.prompt-card .arrow { flex: none; color: var(--ink-3); transition: transform .2s, color .2s; font-family: var(--mono); }
.prompt-card:hover { border-color: rgba(147,197,253,.4); background: var(--glass-2); color: var(--ink); transform: translateY(-1px); }
.prompt-card:hover .arrow { color: var(--sky); transform: translate(2px, -2px); }

.doc-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.doc-list li a {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 14px;
  padding: 12px 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--glass);
  color: inherit; text-decoration: none; transition: border-color .2s, background .2s;
}
.doc-list li a:hover { border-color: var(--line-2); background: var(--glass-2); }
.doc-ico { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: rgba(147,197,253,.08); color: var(--sky); font: 600 11px var(--mono); }
.doc-title { font-weight: 500; font-size: 14.5px; line-height: 1.4; }
.doc-court { display: block; color: var(--ink-3); font-size: 12.5px; }
.doc-tag { font: 500 11px/1 var(--mono); color: var(--ink-3); border: 1px solid var(--line-2); padding: 5px 8px; border-radius: 99px; white-space: nowrap; }

select { flex: 1 1 240px; min-width: 0; }
select {
  appearance: none; -webkit-appearance: none;
  padding: 10px 34px 10px 12px; border-radius: 12px; border: 1px solid var(--line-2);
  background: rgba(255,255,255,.04) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%237c8299' stroke-width='2.5' d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;
  max-width: 100%; cursor: pointer;
}
select option { background: #11131c; color: var(--ink); }
/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid var(--line-2); background: var(--glass-2); border-radius: 12px;
  padding: 10px 16px; cursor: pointer; font-weight: 500; font-size: 14px; color: var(--ink); text-decoration: none;
  transition: background .2s, border-color .2s, transform .1s;
}
.btn:hover { background: rgba(255,255,255,.09); }
.btn:active { transform: scale(.98); }
.btn.primary { border: 0; color: #06121a; background: var(--grad); font-weight: 600; box-shadow: 0 8px 24px -10px rgba(147,197,253,.7); }
.btn:disabled { opacity: .45; cursor: default; transform: none; }
.btn.small { padding: 7px 12px; font-size: 13px; }

/* ---------- messages ---------- */
.msg { margin: 26px 0; animation: rise .35s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } }
.msg.user { display: flex; justify-content: flex-end; }
.msg.user .bubble {
  max-width: 82%; padding: 11px 16px; border-radius: 18px 18px 6px 18px;
  background: linear-gradient(135deg, rgba(94,234,212,.14), rgba(167,139,250,.16));
  border: 1px solid rgba(147,197,253,.22);
  white-space: pre-wrap; overflow-wrap: anywhere;
}
.bot-head { display: flex; align-items: center; gap: 9px; margin-bottom: 10px; }
.bot-head .logo { width: 28px; height: 28px; border-radius: 9px; }
.bot-head .name { font: 600 14px/1 var(--display); }
.bot-head .badge { font: 500 10.5px/1 var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); border: 1px solid var(--line-2); border-radius: 99px; padding: 4px 7px; }
.msg.bot .answer { padding-left: 37px; overflow-wrap: anywhere; color: #e3e6f0; }
.answer p { margin: 0 0 11px; }
.answer ul, .answer ol { margin: 0 0 11px; padding-left: 22px; }
.answer li { margin: 3px 0; }
.answer li::marker { color: var(--sky); }
.answer strong { color: #fff; font-weight: 600; }
.answer h4 { font: 600 15.5px/1.4 var(--display); margin: 16px 0 6px; }
.answer .note { color: var(--ink-2); font-size: 14px; background: var(--glass); border: 1px solid var(--line); border-radius: 12px; padding: 11px 14px; }
.cursor::after { content: ""; display: inline-block; width: 8px; height: 16px; margin-left: 3px; vertical-align: -2px; border-radius: 2px; background: var(--grad); animation: blink .9s infinite; }

/* pipeline indicator */
.pipeline { display: flex; flex-wrap: wrap; gap: 8px; margin: 2px 0 6px; }
.step {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 11px; border-radius: 99px;
  font: 500 11.5px/1 var(--mono); color: var(--ink-3); border: 1px solid var(--line); background: var(--glass);
}
.step::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .6; }
.step.active { color: var(--sky); border-color: rgba(147,197,253,.35); position: relative; overflow: hidden; }
.step.active::after {
  content: ""; position: absolute; inset: 0; transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(147,197,253,.18), transparent); animation: sweep 1.3s infinite;
}
.step.done { color: var(--teal); }
.step.done::before { opacity: 1; }
@keyframes sweep { to { transform: translateX(100%); } }

a.cite {
  display: inline-grid; place-items: center; min-width: 20px; height: 19px; padding: 0 5px; margin: 0 2px;
  border-radius: 6px; background: rgba(147,197,253,.12); border: 1px solid rgba(147,197,253,.3);
  color: var(--sky); font: 600 11px/1 var(--mono); text-decoration: none; vertical-align: 1px;
  transition: background .2s;
}
a.cite:hover { background: rgba(147,197,253,.25); }

.sources { margin: 14px 0 0 37px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.sources-label { grid-column: 1 / -1; font: 500 11px/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--ink-3); margin: 6px 0 2px; }
.source {
  border: 1px solid var(--line); border-radius: 14px; background: var(--glass); padding: 12px 13px;
  transition: border-color .3s, box-shadow .3s, background .2s; min-width: 0;
}
.source:hover { border-color: var(--line-2); }
.source[open] { grid-column: 1 / -1; background: var(--glass-2); }
.source.flash { border-color: var(--sky); box-shadow: 0 0 0 3px rgba(147,197,253,.15), 0 0 30px -6px rgba(147,197,253,.5); }
.source summary { cursor: pointer; list-style: none; display: flex; gap: 10px; align-items: flex-start; }
.source summary::-webkit-details-marker { display: none; }
.source .n {
  flex: none; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 7px;
  background: rgba(147,197,253,.12); color: var(--sky); font: 600 11px/1 var(--mono);
}
.source .s-body { min-width: 0; }
.source .s-title { display: block; font-weight: 500; font-size: 13.5px; line-height: 1.35; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.source[open] .s-title { -webkit-line-clamp: unset; }
.source .s-meta { display: block; margin-top: 3px; color: var(--ink-3); font: 11px/1.4 var(--mono); }
.source .s-snippet { color: var(--ink-2); font-size: 13px; margin: 6px 0 0; line-height: 1.5; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.source[open] .s-snippet { display: none; }
.source .s-full { color: var(--ink-2); font-size: 13.5px; margin: 10px 0 8px 32px; white-space: pre-wrap; }
.source .s-open { margin-left: 32px; font: 500 12px var(--mono); color: var(--teal); text-decoration: none; }
.source .s-open:hover { text-decoration: underline; }
.meta-line { margin: 12px 0 0 37px; color: var(--ink-3); font: 11px/1 var(--mono); letter-spacing: .02em; }

/* ---------- composer ---------- */
.composer { position: sticky; bottom: 0; z-index: 5; padding: 22px 0 max(12px, env(safe-area-inset-bottom)); background: linear-gradient(to bottom, transparent, var(--bg) 26px); }
.composer-inner {
  position: relative; border-radius: 20px; padding: 12px 12px 10px 16px;
  background: rgba(16,18,28,.82); border: 1px solid var(--line-2);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 20px 50px -20px rgba(0,0,0,.8);
  transition: border-color .2s, box-shadow .2s;
}
.composer-inner:focus-within { border-color: rgba(147,197,253,.45); box-shadow: 0 0 0 4px rgba(147,197,253,.08), 0 20px 50px -20px rgba(0,0,0,.8), 0 0 40px -12px rgba(94,234,212,.35); }
textarea {
  display: block; width: 100%; resize: none; border: 0; outline: 0; background: transparent;
  padding: 4px 2px 10px; max-height: 180px; line-height: 1.55; font-size: 15.5px;
}
textarea::placeholder { color: var(--ink-3); }
.composer-bar { display: flex; align-items: center; gap: 10px; }
.scope { display: flex; align-items: center; gap: 6px; color: var(--ink-3); min-width: 0; flex: 0 1 auto; }
.scope select { padding: 6px 30px 6px 10px; font-size: 12.5px; border-radius: 10px; max-width: 340px; min-width: 0; width: 100%; background-color: rgba(255,255,255,.03); background-position: right 10px center; }
.kbd { margin-left: auto; font: 11px var(--mono); color: var(--ink-3); white-space: nowrap; }
.send {
  flex: none; width: 40px; height: 40px; border-radius: 13px; border: 0; cursor: pointer;
  display: grid; place-items: center; color: #06121a; background: var(--grad);
  box-shadow: 0 8px 22px -8px rgba(147,197,253,.8); transition: transform .15s, filter .2s;
}
.send:hover { filter: brightness(1.1); transform: translateY(-1px); }
.stop { height: 40px; flex: none; padding: 0 14px; font-size: 13px; }
.foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 4px 0; font: 11px/1.5 var(--mono); color: var(--ink-3); }
.admin { position: relative; }
.admin summary { cursor: pointer; list-style: none; padding: 2px 8px; border: 1px solid var(--line); border-radius: 8px; }
.admin summary::-webkit-details-marker { display: none; }
.admin-body { position: absolute; right: 0; bottom: 30px; width: min(340px, 86vw); padding: 14px; font: 12.5px/1.5 var(--sans); color: var(--ink-2); background: rgba(16,18,28,.96); }
.admin-body p { margin: 0 0 10px; }
.hint { font-size: 11.5px; color: var(--ink-3); }

/* ---------- small screens ---------- */
@media (max-width: 640px) {
  .chat { padding-top: 18px; }
  .wordmark { font-size: 19px; }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .stat { padding: 12px; }
  .stat b { font-size: 20px; }
  .stat span { font-size: 10px; }
  .examples, .sources { grid-template-columns: 1fr; }
  .doc-list li a { grid-template-columns: auto 1fr; }
  .doc-tag { display: none; }
  .msg.bot .answer, .sources, .meta-line { padding-left: 0; margin-left: 0; }
  .kbd { display: none; }
  .scope { flex: 1; }
  .scope select { max-width: none; }
  .foot { flex-direction: column; align-items: flex-start; }
  .admin-body { right: auto; left: 0; }
}