/* =========================================================================
   IDUX components — buttons, nav, footer, search box, cards, badges, tabs,
   modal, forms, palette, toasts. Section/page layouts live in sections.css
   and pages.css.
   ========================================================================= */

/* ---------------- buttons ---------------- */
.btn {
  --h: 44px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: var(--h);
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 550;
  font-size: 15px;
  letter-spacing: -0.005em;
  white-space: nowrap;
  transition: transform 0.35s var(--ease-out), background-color 0.25s, color 0.25s, box-shadow 0.35s var(--ease-out), border-color 0.25s;
  will-change: transform;
}
.btn .ic { transition: transform 0.35s var(--ease-out); }
.btn:hover .ic:last-child { transform: translateX(3px); }
.btn:active { transform: scale(0.97); }
.btn-sm { --h: 36px; padding: 0 14px; font-size: 14px; }
.btn-lg { --h: 54px; padding: 0 28px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--primary); color: var(--primary-foreground); box-shadow: 0 0 0 1px var(--primary), 0 10px 30px -10px color-mix(in srgb, var(--glow-a) 60%, transparent); }
.btn-primary:hover { box-shadow: 0 0 0 1px var(--primary), 0 16px 44px -10px color-mix(in srgb, var(--glow-b) 70%, transparent); }
.btn-ghost { border: 1px solid var(--border); background: color-mix(in srgb, var(--card) 40%, transparent); }
.btn-ghost:hover { border-color: color-mix(in srgb, var(--foreground) 30%, transparent); background: var(--secondary); }
.btn-glow { background: var(--background); color: var(--foreground); isolation: isolate; }
.btn-glow::before {
  content: ""; position: absolute; inset: -1.5px; border-radius: inherit; z-index: -1;
  background: conic-gradient(from var(--angle, 0deg), var(--glow-a), var(--glow-b), var(--glow-c), var(--glow-a));
  animation: spin-angle 4s linear infinite;
}
.btn-glow::after { content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; background: var(--background); }
.btn.is-loading { color: transparent !important; pointer-events: none; }
.btn.is-loading::after {
  content: ""; position: absolute; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--primary-foreground); border-right-color: transparent; animation: spin 0.7s linear infinite;
}
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 999px;
  color: var(--muted-foreground); transition: background-color 0.2s, color 0.2s;
}
.icon-btn:hover { background: var(--secondary); color: var(--foreground); }
.dark .i-sun, :root:not(.dark) .i-moon { display: none; }

kbd {
  font-family: var(--font-mono); font-size: 11px; line-height: 1; padding: 4px 6px; border-radius: 6px;
  border: 1px solid var(--border); background: color-mix(in srgb, var(--muted) 70%, transparent); color: var(--muted-foreground);
}

/* ---------------- nav ---------------- */
.site-nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--nav-h);
  transition: background-color 0.4s var(--ease-out), border-color 0.4s, backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
  view-transition-name: site-nav;
}
.site-nav.is-scrolled, .site-nav.nav-open {
  background: var(--glass); border-bottom-color: var(--hairline);
  backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4);
}
.nav-inner { height: 100%; display: flex; align-items: center; gap: 28px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.08em; font-size: 15px; view-transition-name: logo; }
.site-footer .logo, .modal .logo { view-transition-name: none; }
.logo-mark { transition: transform 0.8s var(--ease-spring); }
.logo:hover .logo-mark { transform: rotate(90deg); }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  position: relative; padding: 8px 14px; border-radius: 999px; font-size: 14px; color: var(--muted-foreground);
  transition: color 0.2s, background-color 0.2s;
}
.nav-links a:hover { color: var(--foreground); background: var(--secondary); }
.nav-links a[aria-current="page"] { color: var(--foreground); }
.nav-links a[aria-current="page"]::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; width: 4px; height: 4px; border-radius: 50%;
  background: var(--aurora); transform: translateX(-50%);
}
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.nav-search {
  display: inline-flex; align-items: center; gap: 10px; height: 36px; padding: 0 8px 0 12px; min-width: 220px;
  border-radius: 999px; border: 1px solid var(--border); background: color-mix(in srgb, var(--card) 50%, transparent);
  color: var(--muted-foreground); font-size: 13.5px; transition: border-color 0.2s, color 0.2s;
}
.nav-search span { flex: 1; text-align: left; }
.nav-search:hover { border-color: color-mix(in srgb, var(--foreground) 25%, transparent); color: var(--foreground); }
.nav-burger { display: none; flex-direction: column; gap: 5px; }
.nav-burger span { width: 18px; height: 1.6px; background: currentColor; border-radius: 2px; transition: transform 0.35s var(--ease-out); }
.nav-open .nav-burger span:first-child { transform: translateY(3.3px) rotate(45deg); }
.nav-open .nav-burger span:last-child { transform: translateY(-3.3px) rotate(-45deg); }

@media (max-width: 960px) {
  .nav-search { min-width: 0; padding: 0; width: 38px; justify-content: center; border-color: transparent; background: none; }
  .nav-search span, .nav-search kbd { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-cta { display: none; }
  .nav-links {
    position: absolute; top: var(--nav-h); left: 0; right: 0; flex-direction: column; padding: 12px 16px 20px;
    background: var(--glass-strong); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--hairline); opacity: 0; pointer-events: none; transform: translateY(-8px);
    transition: opacity 0.3s, transform 0.4s var(--ease-out);
  }
  .nav-links a { padding: 14px 12px; font-size: 18px; border-radius: 12px; }
  .nav-open .nav-links { opacity: 1; pointer-events: auto; transform: none; }
}

/* ---------------- footer ---------------- */
.site-footer { position: relative; margin-top: 40px; border-top: 1px solid var(--hairline); padding-top: 64px; overflow: hidden; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.footer-brand { display: grid; gap: 14px; align-content: start; max-width: 320px; }
.site-footer h4 { margin-bottom: 14px; }
.site-footer li { margin: 8px 0; }
.site-footer li a { color: var(--muted-foreground); font-size: 14px; transition: color 0.2s; }
.site-footer li a:hover { color: var(--foreground); }
.footer-base { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 40px 0 0; font-size: 13px; color: var(--muted-foreground); }
.demo-flag { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.04em; }
.demo-flag i { width: 6px; height: 6px; border-radius: 50%; background: var(--glow-c); box-shadow: 0 0 10px var(--glow-c); }
.footer-giant {
  font-family: var(--font-display); font-size: clamp(120px, 30vw, 440px); line-height: 0.8; text-align: center;
  letter-spacing: -0.04em; margin-top: 24px; margin-bottom: -0.12em; user-select: none;
  background: linear-gradient(180deg, color-mix(in srgb, var(--foreground) 14%, transparent), transparent 85%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }

/* ---------------- hub search box ---------------- */
.search-box { position: relative; width: min(100%, 760px); z-index: 5; view-transition-name: search-box; }
.sb-ring {
  position: absolute; inset: -1.5px; border-radius: 22px; padding: 1.5px; pointer-events: none;
  background: conic-gradient(from var(--angle, 0deg), var(--glow-a), var(--glow-b), var(--glow-c), var(--glow-a));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0.55; animation: spin-angle 6s linear infinite; transition: opacity 0.4s;
}
.sb-ring::after {
  content: ""; position: absolute; inset: 12px 30px -16px; z-index: -1; border-radius: 30px; filter: blur(30px);
  background: inherit; opacity: 0; transition: opacity 0.5s;
}
.search-box:focus-within .sb-ring, .search-box:hover .sb-ring { opacity: 1; }
.search-box:focus-within .sb-ring::after { opacity: 0.55; }
.sb-inner {
  position: relative; display: flex; align-items: center; gap: 12px; height: 68px; padding: 0 10px 0 22px;
  border-radius: 21px; background: var(--glass-strong); box-shadow: var(--shadow-lg);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
}
.sb-icon { color: var(--accent); display: grid; place-items: center; }
.sb-icon .ic { animation: twinkle 3s ease-in-out infinite; }
.sb-inner input {
  flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent; font-size: 18px; letter-spacing: -0.01em;
}
.sb-inner input::placeholder { color: var(--muted-foreground); opacity: 1; }
.sb-inner input::-webkit-search-cancel-button { display: none; }
.sb-inner .btn { --h: 48px; border-radius: 14px; }
.search-box.is-compact .sb-inner { height: 56px; }
.search-box.is-compact .sb-inner input { font-size: 16px; }
.search-box.is-compact .sb-inner .btn { --h: 40px; }
.sb-drop {
  position: absolute; left: 0; right: 0; top: calc(100% + 10px); padding: 8px; border-radius: 18px;
  background: var(--glass-strong); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); animation: pop-in 0.25s var(--ease-out);
  max-height: min(60vh, 460px); overflow: auto;
}
@media (max-width: 560px) { .sb-inner .btn span { display: none; } .sb-inner { height: 60px; padding-left: 16px; } .sb-inner input { font-size: 16px; } }

/* shared result row (dropdown + palette) */
.row-item, .row-all {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 10px 12px; border-radius: 12px; text-align: left;
  transition: background-color 0.15s;
}
.row-item.is-active, .row-item:hover, .row-all.is-active, .row-all:hover { background: color-mix(in srgb, var(--foreground) 7%, transparent); }
.row-ic {
  flex: none; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px;
  color: var(--c, var(--muted-foreground)); background: color-mix(in srgb, var(--c, var(--muted-foreground)) 14%, transparent);
}
.row-ic .avatar { --s: 32px !important; font-size: 11px; border-radius: 10px; }
.row-main { flex: 1; min-width: 0; display: grid; }
.row-title { font-size: 14.5px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row-sub { font-size: 12.5px; color: var(--muted-foreground); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row-go { color: var(--muted-foreground); opacity: 0; transform: translateX(-4px); transition: 0.2s var(--ease-out); }
.row-item.is-active .row-go, .row-item:hover .row-go { opacity: 1; transform: none; }
.row-all { color: var(--muted-foreground); font-size: 14px; border-top: 1px solid var(--hairline); margin-top: 4px; border-radius: 0 0 12px 12px; }
.row-all span { flex: 1; }
.row-all .ic { color: var(--accent); }
.row-cert .ic { color: #34d399; }

/* ---------------- chips + badges ---------------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; height: 34px; padding: 0 14px; border-radius: 999px; font-size: 13.5px;
  border: 1px solid var(--border); color: var(--muted-foreground); background: color-mix(in srgb, var(--card) 40%, transparent);
  transition: color 0.2s, border-color 0.2s, background-color 0.2s, transform 0.3s var(--ease-out);
}
.chip:hover { color: var(--foreground); border-color: color-mix(in srgb, var(--foreground) 30%, transparent); transform: translateY(-2px); }
.chip .ic { opacity: 0.8; }
.src {
  display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 550; color: var(--c);
  padding: 3px 9px 3px 8px; border-radius: 999px; background: color-mix(in srgb, var(--c) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 22%, transparent); white-space: nowrap;
}
.src i { width: 6px; height: 6px; border-radius: 50%; background: var(--c); box-shadow: 0 0 8px var(--c); }
.type-pill { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted-foreground); }
.runs-on {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px;
  background: linear-gradient(var(--card), var(--card)) padding-box, var(--aurora) border-box; border: 1px solid transparent;
}
.runs-on .ic { color: var(--glow-c); }
.deadline { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 550; color: var(--foreground); }
.deadline.is-urgent { color: var(--glow-c); }
.deadline i { width: 7px; height: 7px; border-radius: 50%; background: var(--glow-c); animation: pulse-dot 1.6s ease-out infinite; }
.deadline.is-closed { color: var(--muted-foreground); }
.meta-i { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; color: var(--muted-foreground); }
.price { margin-left: auto; font-weight: 650; font-size: 15px; letter-spacing: -0.01em; }
.live-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 0 #34d39980; animation: pulse-dot 1.8s ease-out infinite; }

/* ---------------- avatar + source tile ---------------- */
.avatar {
  flex: none; display: grid; place-items: center; width: var(--s); height: var(--s); border-radius: 50%;
  font-weight: 650; font-size: calc(var(--s) * 0.34); letter-spacing: 0.02em; color: #fff;
  background: radial-gradient(circle at 30% 25%, hsl(var(--h1) 90% 72%), transparent 60%), linear-gradient(135deg, hsl(var(--h1) 70% 50%), hsl(var(--h2) 75% 42%));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}
.src-tile {
  flex: none; display: grid; place-items: center; width: var(--s); height: var(--s); border-radius: 14px;
  font-weight: 700; font-size: calc(var(--s) * 0.3); letter-spacing: 0.04em; color: var(--c);
  background: color-mix(in srgb, var(--c) 14%, var(--card)); border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
}

/* ---------------- cards ---------------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.card {
  --rx: 0deg; --ry: 0deg;
  position: relative; display: flex; flex-direction: column; gap: 14px; padding: 20px; min-height: 220px; border-radius: 20px;
  background: color-mix(in srgb, var(--card) 72%, transparent); border: 1px solid var(--border); isolation: isolate; overflow: hidden;
  transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));
  transition: transform 0.5s var(--ease-out), border-color 0.3s, box-shadow 0.5s var(--ease-out);
}
.card::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity 0.4s;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--c, var(--glow-a)) 16%, transparent), transparent 60%);
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; opacity: 0; transition: opacity 0.4s;
  background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 0%), color-mix(in srgb, var(--c, var(--glow-b)) 70%, transparent), transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}
.card:hover { box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.5); }
.card:hover::before, .card:hover::after { opacity: 1; }
.card-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.card-body { display: grid; gap: 8px; flex: 1; align-content: start; }
.card-title { font-size: 18px; font-weight: 600; line-height: 1.3; letter-spacing: -0.015em; }
.card-title.serif { font-family: var(--font-display); font-weight: 400; font-size: 26px; letter-spacing: -0.01em; line-height: 1.05; }
.card-sub { font-size: 13px; color: var(--muted-foreground); }
.card-text { font-size: 14px; color: var(--muted-foreground); line-height: 1.5; }
.clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-person { display: flex; align-items: center; gap: 14px; }
.card-foot { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; padding-top: 14px; border-top: 1px solid var(--hairline); }
.card-badge {
  position: absolute; top: 0; right: 22px; padding: 4px 10px 5px; border-radius: 0 0 10px 10px; font-size: 11px; font-weight: 600;
  letter-spacing: 0.02em; color: var(--background); background: var(--c);
}
.card-badge ~ .card-top .src { margin-right: 86px; }
.card.skeleton { pointer-events: none; gap: 12px; }
.card.skeleton i { display: block; height: 14px; border-radius: 8px; background: linear-gradient(90deg, var(--muted) 0%, color-mix(in srgb, var(--foreground) 10%, var(--muted)) 50%, var(--muted) 100%); background-size: 200% 100%; animation: shimmer 1.3s linear infinite; }
.card.skeleton i:nth-child(1) { width: 40%; } .card.skeleton i:nth-child(2) { width: 90%; height: 22px; } .card.skeleton i:nth-child(3) { width: 70%; } .card.skeleton i:nth-child(4) { width: 100%; margin-top: auto; }

/* ---------------- tabs ---------------- */
.tabs { position: relative; display: inline-flex; gap: 2px; padding: 4px; border-radius: 999px; border: 1px solid var(--border); background: color-mix(in srgb, var(--card) 50%, transparent); max-width: 100%; overflow-x: auto; scrollbar-width: none; }
.tabs [role="tab"] { position: relative; z-index: 1; height: 36px; padding: 0 16px; border-radius: 999px; font-size: 14px; color: var(--muted-foreground); white-space: nowrap; transition: color 0.25s; }
.tabs [role="tab"][aria-selected="true"] { color: var(--primary-foreground); }
.tabs [role="tab"] .n { font-family: var(--font-mono); font-size: 11px; opacity: 0.7; margin-left: 6px; }
.tabs-ink { position: absolute; top: 4px; bottom: 4px; left: 0; width: var(--w, 0); transform: translateX(var(--x, 0)); border-radius: 999px; background: var(--primary); transition: transform 0.5s var(--ease-out), width 0.5s var(--ease-out); }

/* ---------------- modal + forms ---------------- */
.modal-root { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 16px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(4, 4, 8, 0.6); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); opacity: 0; transition: opacity 0.35s; }
.modal {
  position: relative; width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 32px; border-radius: 24px;
  background: var(--popover); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
  opacity: 0; transform: translateY(20px) scale(0.97); transition: opacity 0.35s, transform 0.5s var(--ease-out);
}
.modal-root.is-open .modal-backdrop { opacity: 1; }
.modal-root.is-open .modal { opacity: 1; transform: none; }
.modal-x { position: absolute; top: 16px; right: 16px; }
.has-modal { overflow: hidden; }
.form { display: grid; gap: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .form-grid { grid-template-columns: 1fr; } .modal { padding: 24px 20px; } }
.field { display: grid; gap: 6px; font-size: 13px; font-weight: 500; }
.field input:not([type="checkbox"]):not([type="radio"]), .field textarea, .field select {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--input); background: color-mix(in srgb, var(--background) 60%, transparent);
  font-size: 15px; font-weight: 400; outline: 0; transition: border-color 0.2s, box-shadow 0.2s; resize: vertical;
}
.field input:not([type="checkbox"]):not([type="radio"]):focus, .field textarea:focus, .field select:focus { border-color: var(--ring); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ring) 18%, transparent); }
.form-note { font-size: 12px; text-align: center; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: flex; align-items: center; justify-content: center; gap: 8px; height: 46px; border-radius: 12px; border: 1px solid var(--border); font-size: 14px; color: var(--muted-foreground); cursor: pointer; transition: 0.2s; }
.seg input:checked + span { color: var(--foreground); border-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.seg input:focus-visible + span { outline: 2px solid var(--ring); outline-offset: 2px; }
.success-state { display: grid; gap: 14px; justify-items: center; text-align: center; padding: 24px 0 8px; }
.success-check { display: grid; place-items: center; width: 72px; height: 72px; border-radius: 50%; color: #07070a; background: var(--aurora); animation: pop-in 0.6s var(--ease-spring); }

/* ---------------- toast ---------------- */
.toasts { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 100; display: grid; gap: 8px; }
.toast {
  display: flex; align-items: center; gap: 10px; padding: 12px 18px; border-radius: 999px; font-size: 14px; font-weight: 500;
  background: var(--primary); color: var(--primary-foreground); box-shadow: var(--shadow-lg); animation: toast-in 0.5s var(--ease-spring);
}
.toast .ic { color: #10b981; }
.toast.is-out { opacity: 0; transform: translateY(10px); transition: 0.35s; }

/* ---------------- ⌘K palette ---------------- */
.palette-root { position: fixed; inset: 0; z-index: 95; display: none; justify-content: center; align-items: flex-start; padding: 12vh 16px 16px; }
.palette-root.is-open { display: flex; }
.palette-backdrop { position: absolute; inset: 0; background: rgba(4, 4, 8, 0.55); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); animation: fade-in 0.2s; }
.palette {
  position: relative; width: min(680px, 100%); border-radius: 20px; overflow: hidden; background: var(--glass-strong); border: 1px solid var(--border);
  box-shadow: var(--shadow-lg), 0 0 0 1px var(--hairline); backdrop-filter: blur(24px) saturate(1.4); -webkit-backdrop-filter: blur(24px) saturate(1.4);
  animation: pop-in 0.3s var(--ease-out);
}
.palette-head { display: flex; align-items: center; gap: 12px; padding: 0 18px; height: 60px; border-bottom: 1px solid var(--hairline); color: var(--muted-foreground); }
.palette-head input { flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: none; font-size: 17px; color: var(--foreground); }
.palette-list { max-height: min(56vh, 480px); overflow: auto; padding: 8px; }
.palette-group { padding: 6px 0; }
.palette-group .eyebrow { padding: 6px 12px; font-size: 10.5px; }
.palette-foot { display: flex; align-items: center; gap: 14px; padding: 10px 16px; border-top: 1px solid var(--hairline); font-size: 12px; color: var(--muted-foreground); }
.palette-foot kbd { margin-right: 3px; }
.palette-brand { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 11px; }
@media (max-width: 560px) { .palette-foot span:not(.palette-brand):not(.grow) { display: none; } }

/* ---------------- constellation tooltip ---------------- */
.cg-tip {
  position: absolute; top: 0; left: 0; z-index: 3; display: grid; gap: 2px; max-width: 220px; padding: 10px 12px; border-radius: 12px;
  background: var(--glass-strong); border: 1px solid var(--border); box-shadow: var(--shadow-lg); pointer-events: none;
  font-size: 13px; opacity: 0; transition: opacity 0.2s; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.cg-tip.is-on { opacity: 1; }
.cg-tip span { font-size: 11.5px; color: var(--muted-foreground); }

/* ---------------- accordion ---------------- */
.acc { border-top: 1px solid var(--border); }
.acc details { border-bottom: 1px solid var(--border); }
.acc summary { display: flex; align-items: center; gap: 16px; padding: 18px 4px; cursor: pointer; list-style: none; font-weight: 550; }
.acc summary::-webkit-details-marker { display: none; }
.acc summary .num { font-family: var(--font-mono); font-size: 12px; color: var(--muted-foreground); width: 28px; }
.acc summary .dur { margin-left: auto; font-size: 13px; color: var(--muted-foreground); font-weight: 400; }
.acc summary .ic { transition: transform 0.35s var(--ease-out); color: var(--muted-foreground); }
.acc details[open] summary .ic { transform: rotate(45deg); }
.acc details p { padding: 0 4px 20px 48px; color: var(--muted-foreground); font-size: 15px; animation: fade-up 0.4s var(--ease-out); }