/* ============================================================
   AssetQR 360 — design system
   Type:  Space Grotesk (display) · Inter (body) · JetBrains Mono (data)
   Signature: the QR finder-pattern / scan-frame motif
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  --ink:        #101014;   /* deep slate — primary text */
  --ink-soft:   #4a5468;
  --surface:    #fafaf7;   /* page background */
  --panel:      #ffffff;   /* cards / navbar base */
  --line:       #e5e3da;
  --brand:      #1d4ed8;   /* enterprise blue */
  --brand-deep: #1e40af;
  --teal:       #c9a227;   /* operational / healthy */
  --amber:      #d98c1f;   /* attention */
  --red:        #d6455d;   /* risk */
  --glass:      rgba(255, 255, 255, .72);
  --glass-line: rgba(16, 22, 35, .08);
  --shadow:     0 10px 30px -12px rgba(16, 22, 35, .18);
  --radius:     14px;
  --font-display: "Space Grotesk", sans-serif;
  --font-body:    "Inter", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", monospace;
}

[data-theme="dark"] {
  --ink:        #e8ebf2;
  --ink-soft:   #9aa4b8;
  --surface:    #0b0b10;
  --panel:      #14141d;
  --line:       #262633;
  --brand:      #7d9bff;
  --brand-deep: #5b7ef7;
  --teal:       #e9c766;
  --amber:      #e6a63f;
  --red:        #ef6a80;
  --glass:      rgba(17, 23, 40, .72);
  --glass-line: rgba(232, 235, 242, .08);
  --shadow:     0 10px 30px -12px rgba(0, 0, 0, .55);
  color-scheme: dark;
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--surface);
  transition: background-color .25s ease, color .25s ease;
}
.aq-main { min-height: 72vh; padding-top: 72px; }
.aq-mono { font-family: var(--font-mono); font-size: .85em; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 4px; }

/* ---------- Navbar (glass) ---------- */
.aq-navbar {
  background: var(--glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--glass-line);
  transition: box-shadow .25s ease;
}
.aq-navbar.scrolled { box-shadow: var(--shadow); }
.aq-navbar .nav-link { color: var(--ink-soft); font-weight: 500; }
.aq-navbar .nav-link:hover, .aq-navbar .nav-link:focus { color: var(--brand); }
.aq-brand { display: flex; align-items: center; gap: .6rem; }
.aq-brand-mark { width: 30px; height: 30px; }
.aq-brand-mark .mk rect { fill: none; stroke: var(--brand); stroke-width: 3; }
.aq-brand-mark .mk .dot { fill: var(--brand); stroke: none; }
.aq-brand-mark .mk .dot.alt { fill: var(--teal); }
.aq-brand-text {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.15rem; color: var(--ink); letter-spacing: -.01em;
}
.aq-brand-text em { font-style: normal; color: var(--brand); }
.aq-chip {
  font-size: .8rem; color: var(--ink-soft);
  border: 1px solid var(--line); border-radius: 999px; padding: .3rem .7rem;
}
.aq-icon-btn { color: var(--ink-soft); border: 1px solid var(--line); border-radius: 10px; }
.aq-icon-btn:hover { color: var(--brand); border-color: var(--brand); }
[data-theme="light"] .theme-icon-light { display: none; }
[data-theme="dark"]  .theme-icon-dark  { display: none; }

/* ---------- Buttons ---------- */
.aq-btn-primary {
  background: var(--brand); color: #fff; border: none; border-radius: 10px;
  font-weight: 600; padding: .55rem 1.2rem;
  transition: background .2s ease, transform .15s ease;
}
.aq-btn-primary:hover { background: var(--brand-deep); color: #fff; transform: translateY(-1px); }
.btn-outline-secondary { border-color: var(--line); color: var(--ink-soft); border-radius: 10px; }
.btn-outline-secondary:hover { border-color: var(--brand); color: var(--brand); background: transparent; }

/* ---------- Typography blocks ---------- */
.aq-eyebrow {
  display: inline-block; font-family: var(--font-mono); font-size: .72rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--teal);
  border: 1px solid var(--line); border-radius: 999px; padding: .3rem .8rem;
  margin-bottom: 1rem; background: var(--panel);
}
.aq-display {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.4rem, 5.2vw, 4rem); line-height: 1.04; letter-spacing: -.02em;
}
.aq-display .hl { color: var(--brand); position: relative; }
.aq-display .hl::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .06em;
  height: .14em; background: color-mix(in srgb, var(--teal) 45%, transparent);
  border-radius: 3px; z-index: -1;
}
.aq-h2 {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -.015em;
}
.aq-lede { color: var(--ink-soft); font-size: 1.08rem; max-width: 56ch; margin-top: 1rem; }

/* ---------- Hero ---------- */
.aq-hero { padding: 5.5rem 0 4rem; }
.aq-hero-facts { color: var(--ink-soft); font-size: .85rem; }
.aq-hero-facts div { display: flex; flex-direction: column; }
.aq-hero-facts strong { color: var(--ink); font-family: var(--font-display); }

/* ---------- Signature: scan frame ---------- */
.aq-scanframe { position: relative; max-width: 460px; padding: 2rem; }
.aq-scanframe .c {
  position: absolute; width: 42px; height: 42px;
  border: 4px solid var(--brand); border-radius: 6px;
}
.aq-scanframe .tl { top: 0;    left: 0;   border-right: none; border-bottom: none; }
.aq-scanframe .tr { top: 0;    right: 0;  border-left: none;  border-bottom: none; }
.aq-scanframe .bl { bottom: 0; left: 0;   border-right: none; border-top: none; }
.aq-scanframe .br { bottom: 0; right: 0;  border-left: none;  border-top: none; border-color: var(--teal); }
.aq-scanframe-line {
  position: absolute; left: 8%; right: 8%; top: 12%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  animation: scan 3.4s ease-in-out infinite; opacity: .85;
}
@keyframes scan { 0%, 100% { top: 12%; } 50% { top: 86%; } }

.aq-asset-card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 1.4rem; position: relative;
}
.aq-asset-card h3 { font-family: var(--font-display); font-size: 1.25rem; margin: .7rem 0 1rem; }
.aq-tag { color: var(--ink-soft); letter-spacing: .04em; }
.aq-badge {
  font-size: .72rem; font-weight: 600; border-radius: 999px; padding: .28rem .65rem;
}
.aq-badge.ok { color: var(--teal); background: color-mix(in srgb, var(--teal) 14%, transparent); }
.aq-kv { display: grid; grid-template-columns: 1fr 1fr; gap: .7rem 1rem; margin: 0; }
.aq-kv dt { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-soft); font-weight: 500; }
.aq-kv dd { margin: 0; font-weight: 500; font-size: .92rem; }
.aq-kv dd.warn { color: var(--amber); }
.aq-qr-mini {
  position: absolute; right: 1.2rem; bottom: 1.1rem; width: 58px; height: 58px;
  padding: 5px; background: #fff; border-radius: 8px; border: 1px solid var(--line);
}
.aq-qr-mini .q { fill: #101623; }

/* ---------- Sections & cards ---------- */
.aq-section { padding: 4.5rem 0; }
.aq-section-tint { background: color-mix(in srgb, var(--panel) 55%, var(--surface)); border-block: 1px solid var(--line); }
.aq-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.6rem; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.aq-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--brand) 35%, var(--line)); }
.aq-card h3 { font-family: var(--font-display); font-size: 1.1rem; margin: .9rem 0 .5rem; }
.aq-card p { color: var(--ink-soft); font-size: .93rem; margin: 0; }
.aq-card-icon {
  width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center;
  color: var(--brand); font-size: 1.25rem;
  background: color-mix(in srgb, var(--brand) 11%, transparent);
}

/* ---------- Firestore tree / console ---------- */
.aq-tree, .aq-console {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem; font-size: .82rem; line-height: 1.9; white-space: pre;
  overflow-x: auto; box-shadow: var(--shadow); color: var(--ink);
}
.aq-tree .t-c { color: var(--brand); font-weight: 600; }
.aq-tree .t-o { color: var(--teal); font-weight: 600; }
.aq-tree .t-m { color: var(--ink-soft); }
.aq-tree .t-d { color: var(--red); }

/* ---------- Alerts / toasts ---------- */
.aq-alert { background: var(--panel); border: 1px solid var(--line); color: var(--ink-soft); border-radius: var(--radius); }
.aq-toast {
  background: var(--panel); color: var(--ink); border: 1px solid var(--line);
  border-left: 4px solid var(--brand); border-radius: 10px; box-shadow: var(--shadow);
}
.aq-toast.success { border-left-color: var(--teal); }
.aq-toast.danger  { border-left-color: var(--red); }
.aq-toast.warning { border-left-color: var(--amber); }

/* ---------- Loading overlay: scanner motif ---------- */
.aq-loading {
  position: fixed; inset: 0; z-index: 2000; display: grid; place-items: center;
  background: color-mix(in srgb, var(--surface) 72%, transparent);
  backdrop-filter: blur(4px);
}
.aq-scanner { position: relative; width: 72px; height: 72px; }
.aq-scanner > span { position: absolute; width: 20px; height: 20px; border: 3px solid var(--brand); border-radius: 4px; }
.aq-scanner > span:nth-child(1) { top: 0; left: 0; border-right: none; border-bottom: none; }
.aq-scanner > span:nth-child(2) { top: 0; right: 0; border-left: none; border-bottom: none; }
.aq-scanner > span:nth-child(3) { bottom: 0; left: 0; border-right: none; border-top: none; }
.aq-scanner > span:nth-child(4) { bottom: 0; right: 0; border-left: none; border-top: none; }
.aq-scanline {
  position: absolute; left: 6px; right: 6px; top: 8px; height: 2px;
  background: var(--teal); animation: scan-sm 1.1s ease-in-out infinite;
}
@keyframes scan-sm { 0%, 100% { top: 8px; } 50% { top: 60px; } }

/* ---------- Error pages ---------- */
.aq-error { padding: 7rem 0; }
.aq-error-code { font-size: clamp(4rem, 12vw, 8rem); font-weight: 600; color: var(--brand); opacity: .25; line-height: 1; }

/* ---------- Footer ---------- */
.aq-footer { border-top: 1px solid var(--line); background: var(--panel); }
.aq-footer .aq-mono { color: var(--ink-soft); }

/* ---------- Motion & responsiveness ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media (max-width: 991px) {
  .aq-navbar .navbar-collapse { background: var(--panel); border-radius: var(--radius); padding: 1rem; margin-top: .5rem; border: 1px solid var(--line); }
  .aq-hero { padding-top: 3.5rem; }
}