/* =====================================================================
   AGNUS · SHARED DESIGN SYSTEM
   Apple × Bloomberg × OpenAI × National Geographic.
   Deep warm charcoal · large white space · metallic gold (sparingly).
   Used by Compare / Review / Intelligence pages.
   ===================================================================== */
:root {
  /* ── AGNUS DESIGN SYSTEM v1.0 ─────────────────────────────────────
     Deep Space Black · Warm Ivory paper · Metallic Gold · Sapphire.
     Tokens are the single source of truth — all pages cascade from here. */

  /* Dark / Space Black */
  --char:        #1C1B19;   /* primary dark */
  --char-2:      #272522;   /* dark surface */
  --char-3:      #2A2825;   /* dark hover */

  /* Paper / warm ivory */
  --bg:          #F8F7F4;   /* page background */
  --paper:       #FCFBF8;   /* cards / raised white */
  --paper-warm:  #F3F1EC;   /* warm section band */
  --paper-2:     #ECE9E1;   /* deeper tint */

  /* Text */
  --ink:         #1D1D1F;   /* primary text */
  --ink-soft:    #6E6B66;   /* secondary text */
  --ink-mute:    #908D86;   /* metadata */
  --ink-faint:   #B8B4AB;   /* faint / disabled */

  --on-dark:        #F5F4F1;
  --on-dark-soft:   rgba(245,244,241,0.64);
  --on-dark-mute:   rgba(245,244,241,0.42);
  --on-dark-faint:  rgba(245,244,241,0.16);

  /* Gold */
  --gold:        #B28A42;   /* primary gold */
  --gold-deep:   #8F6E32;   /* deep gold (text on light) */
  --gold-mid:    #C9A96A;   /* hover / mid */
  --gold-light:  #E7D6AE;   /* light gold */
  --gold-soft:   #FFF8EA;   /* gold tint surface */

  /* Sapphire — the single interaction accent (links, selections, focus) */
  --sapphire:      #3E6AE1;
  --sapphire-deep: #2C53C4;
  --sapphire-soft: #ECF1FD;
  --gold-grad:   linear-gradient(100deg, #8F6E32 0%, #E7D6AE 42%, #B28A42 70%, #E7D6AE 100%);
  --mock-chrome:  #232120;   /* product-mockup window bar */
  --status-green: #4ADE80;   /* complete / success status on dark */

  /* Borders */
  --line:        #E7E2D8;   /* light border */
  --line-soft:   #F0ECE3;
  --line-strong: #DAD4C8;
  --line-dark:   #393530;   /* dark border */

  /* Status */
  --pass:        #2E8B57;   /* success */
  --success:     #2E8B57;
  --warn:        #C67A00;   /* warning */
  --error:       #B83C3C;   /* error */

  /* Shadows */
  --sh-1: 0 1px 2px rgba(28,27,25,0.05);
  --sh-2: 0 18px 44px -28px rgba(28,27,25,0.09);
  --sh-3: 0 40px 80px -44px rgba(28,27,25,0.14);
  --gold-glow: 0 0 24px -6px rgba(178,138,66,0.45);

  --font-sans:  "Manrope", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-mono:  "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --font-serif: "Newsreader", Georgia, "Times New Roman", serif;

  --container: 1280px;
  --pad-x: clamp(20px, 5vw, 72px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 120px; }
body {
  font-family: var(--font-sans);
  color: var(--ink); background: var(--bg);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  font-size: 16px; line-height: 1.5; letter-spacing: -0.005em;
}
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--gold-soft); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--pad-x); }
.narrow { max-width: 920px; }

.gold-text {
  background: var(--gold-grad); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--gold-deep);
}

/* kicker / headings */
.kicker {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-mono); font-size: 11.5px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-mute);
}
.kicker .ix { color: var(--gold-deep); }
.kicker::before { content: ""; width: 24px; height: 1px; background: var(--gold); }
.kicker.no-rule::before { display: none; }
section.dark .kicker { color: var(--on-dark-mute); }
section.dark .kicker .ix { color: var(--gold-light); }

.h-display { font-family: var(--font-sans); font-weight: 700; font-size: clamp(44px, 7.2vw, 104px); line-height: 0.98; letter-spacing: -0.038em; margin: 0; }
.h-section { font-family: var(--font-sans); font-weight: 700; font-size: clamp(30px, 4.4vw, 54px); line-height: 1.02; letter-spacing: -0.03em; margin: 0; }
.h-lede { font-family: var(--font-serif); font-weight: 300; font-size: clamp(18px, 2vw, 23px); line-height: 1.5; letter-spacing: -0.005em; color: var(--ink-soft); max-width: 560px; margin: 0; }
.h-lede em { font-style: italic; }
section.dark .h-lede { color: var(--on-dark-soft); }

section { padding: clamp(64px, 8vw, 116px) 0; }
section.dark { background: var(--char); color: var(--on-dark); }
section.warm { background: var(--paper-warm); }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-sans); font-size: 15px; font-weight: 600; padding: 14px 26px; border-radius: 999px; letter-spacing: -0.01em; transition: background .22s ease, color .22s ease, border-color .22s ease, transform .22s ease; white-space: nowrap; }
.btn .arr { transition: transform .22s ease; font-size: 1.05em; }
.btn:hover .arr { transform: translateX(4px); }
.btn-dark { background: var(--char); color: #fff; }
.btn-dark:hover { background: var(--char-3); }
.btn-light { background: #fff; color: var(--char); border: 1px solid var(--line); }
.btn-light:hover { border-color: var(--char); }
.btn-gold { background: var(--char); color: var(--gold-light); border: 1px solid var(--gold-deep); }
.btn-gold:hover { background: #000; box-shadow: var(--gold-glow); }
.btn-gold-solid { background: var(--gold); color: #241B07; }
.btn-gold-solid:hover { background: var(--gold-mid); }
.btn-ghost { padding: 14px 4px; color: var(--ink); }
.btn-ghost:hover { color: var(--gold-deep); }
.btn-outline-light { border: 1px solid var(--on-dark-faint); color: #fff; }
.btn-outline-light:hover { border-color: #fff; }
.btn-sm { padding: 10px 18px; font-size: 13.5px; }
.btn-lg { padding: 17px 34px; font-size: 16px; }
.btn-ghost-d { border: 1px solid var(--on-dark-faint); color: #fff; }
.btn-ghost-d:hover { border-color: #fff; }

/* ─── SHARED TAGS / BADGES (Design System v1.0) ──────────────────── */
.tag { display: inline-flex; align-items: center; gap: 6px; font-family: var(--font-mono); font-size: 10px; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; border-radius: 999px; padding: 5px 11px; }
.tag-verified { color: #A2762C; background: #FFF8EA; border: 1px solid #D9BF84; }
.tag-premium  { color: #fff; background: var(--ink); border: 1px solid #D7B36A; }
.tag-free     { color: var(--success); background: #EEF7F0; border: 1px solid color-mix(in srgb, var(--success) 36%, transparent); }

/* glass surface (dark mission / operations panels) */
.glass { background: rgba(245,244,241,0.06); border: 1px solid rgba(245,244,241,0.12); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }

/* ─── TICKER ───────────────────────────────────────────────────────── */
.ticker { background: var(--char); color: var(--on-dark-soft); border-bottom: 1px solid var(--line-dark); height: 38px; overflow: hidden; position: relative; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.02em; }
.ticker-label { position: absolute; left: 0; top: 0; bottom: 0; z-index: 2; display: flex; align-items: center; padding: 0 18px 0 var(--pad-x); background: var(--char); color: var(--gold-light); font-weight: 500; letter-spacing: 0.18em; text-transform: uppercase; font-size: 10.5px; border-right: 1px solid var(--line-dark); }
.ticker-track { display: flex; align-items: center; height: 100%; white-space: nowrap; width: max-content; animation: ticker 46s linear infinite; padding-left: 200px; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span { display: inline-flex; align-items: center; padding: 0 26px; }
.ticker-track .up { color: #6FBF8C; }
.ticker-track .tk { color: var(--on-dark); margin-right: 8px; font-weight: 500; }
.ticker-track .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--gold); margin: 0 26px; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ─── NAV ──────────────────────────────────────────────────────────── */
.nav { position: sticky; top: 0; z-index: 60; background: rgba(252,251,248,0.82); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 28px; }
.wordmark { font-family: var(--font-sans); font-weight: 800; font-size: 22px; letter-spacing: 0.36em; padding-left: 0.36em; color: var(--char); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 14.5px; font-weight: 500; color: var(--ink-soft); letter-spacing: -0.01em; transition: color .18s ease; }
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--ink); }
.nav-links a.gold:hover { color: var(--gold-deep); }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-search { display: inline-flex; align-items: center; gap: 9px; border: 1px solid var(--line); border-radius: 999px; padding: 9px 16px; color: var(--ink-mute); font-size: 13.5px; transition: border-color .2s ease; background: var(--paper-warm); }
.nav-search:hover { border-color: var(--ink-faint); }
.nav-search svg { width: 15px; height: 15px; }
.nav-search kbd { font-family: var(--font-mono); font-size: 10px; border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; color: var(--ink-faint); background: #fff; }
.hamburger { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.hamburger span { width: 18px; height: 1.6px; background: var(--char); transition: .22s; }
body.menu-open .hamburger span:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
body.menu-open .hamburger span:nth-child(2) { opacity: 0; }
body.menu-open .hamburger span:nth-child(3) { transform: translateY(-5.6px) rotate(-45deg); }
.m-drawer { display: none; flex-direction: column; padding: 8px var(--pad-x) 24px; border-top: 1px solid var(--line); background: rgba(252,251,248,0.97); }
.m-drawer a { padding: 15px 0; font-size: 17px; font-weight: 600; border-bottom: 1px solid var(--line-soft); }
body.menu-open .m-drawer { display: flex; }

/* ─── BREADCRUMB / PAGE HEADER ─────────────────────────────────────── */
.crumbs { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 11.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-mute); margin-bottom: 30px; }
.crumbs a:hover { color: var(--gold-deep); }
.crumbs .sep { color: var(--ink-faint); }
.crumbs .here { color: var(--ink); }

/* ─── FOOTER ───────────────────────────────────────────────────────── */
footer { background: var(--char); color: var(--on-dark-soft); padding: clamp(64px, 8vw, 100px) 0 40px; }
.foot-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 44px; padding-bottom: 56px; border-bottom: 1px solid var(--line-dark); }
.foot-brand .wordmark { color: #fff; font-size: 26px; }
.foot-brand p { font-family: var(--font-serif); font-weight: 300; font-size: 17px; line-height: 1.55; color: var(--on-dark-soft); margin: 22px 0 26px; max-width: 38ch; }
.foot-brand .fsearch { display: flex; gap: 8px; max-width: 360px; }
.foot-brand .fsearch input { flex: 1; background: var(--char-2); border: 1px solid var(--line-dark); border-radius: 999px; padding: 12px 18px; color: #fff; font-family: var(--font-sans); font-size: 14px; outline: none; }
.foot-brand .fsearch input::placeholder { color: var(--on-dark-mute); }
.foot-brand .fsearch button { border-radius: 999px; padding: 12px 22px; background: #fff; color: var(--char); font-weight: 600; font-size: 14px; }
.foot-col h5 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--on-dark-mute); margin: 0 0 18px; }
.foot-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.foot-col a { font-size: 14.5px; color: var(--on-dark-soft); transition: color .18s ease; }
.foot-col a:hover { color: #fff; }
.foot-col a .gd { color: var(--gold-light); }
.foot-bottom { padding-top: 30px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; color: var(--on-dark-mute); }
.foot-bottom .fb-links { display: flex; gap: 22px; }
.foot-bottom a:hover { color: var(--on-dark); }

/* ─── STAR RATING ──────────────────────────────────────────────────── */
.stars { display: inline-flex; gap: 2px; font-size: 15px; line-height: 1; color: var(--gold); letter-spacing: 0.04em; }
.stars .off { color: var(--ink-faint); }
section.dark .stars .off { color: var(--on-dark-faint); }

/* ─── REVEAL ───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
  .reveal.in { opacity: 1; transform: none; }
}

/* ─── RESPONSIVE (shared chrome) ──────────────────────────────────── */
@media (max-width: 1240px) {
  .nav-search { display: none; }
}
@media (max-width: 1180px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-right .btn { display: none; }
}
@media (max-width: 860px) {
  .foot-top { grid-template-columns: 1fr 1fr; gap: 36px; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .foot-top { grid-template-columns: 1fr; }
}