/* CryptoRating · editorial fintech ledger
 *
 * Type system:
 *   Instrument Serif  — display only (H1/H2 hero, italic emphasis)
 *   Geist             — body & UI
 *   Geist Mono        — all numerical/tabular data, eyebrows, ranks, codes
 *
 * Color system:
 *   #0A0A0A  bg          page
 *   #131313  surface     card
 *   #1A1A1A  elevated    nested / hover
 *   #262626  line        hairline divider
 *   #333333  line-strong hover divider
 *   #EDEDED  ink         body text
 *   #8A8A8A  muted       secondary text
 *   #5C5C5C  dim         metadata
 *   #F7931A  accent      ratings, CTA, link emphasis
 */

:root,
:root[data-theme="dark"] {
  --bg: #0A0A0A;
  --surface: #131313;
  --elevated: #1A1A1A;
  --line: #262626;
  --line-strong: #333333;
  --ink: #EDEDED;
  --muted: #8A8A8A;
  --dim: #5C5C5C;
  --accent: #F7931A;
  --accent-hover: #FFA834;
  --success: #22C55E;
  --danger: #EF4444;

  --on-accent: #0A0A0A;
  --header-bg: rgba(10, 10, 10, 0.78);
  --ink-soft: rgba(237, 237, 237, 0.86);
  --selection-bg: rgba(247, 147, 26, 0.30);
  --selection-fg: #ffffff;
  --code-bg: var(--elevated);
}

:root[data-theme="light"] {
  --bg: #FAFAF7;
  --surface: #FFFFFF;
  --elevated: #F2F1EC;
  --line: #E5E3DD;
  --line-strong: #CFCDC6;
  --ink: #141414;
  --muted: #5C5C5C;
  --dim: #8A8A8A;
  --accent: #C56F00;
  --accent-hover: #A95C00;
  --success: #16A34A;
  --danger: #DC2626;

  --on-accent: #FFFFFF;
  --header-bg: rgba(250, 250, 247, 0.82);
  --ink-soft: rgba(20, 20, 20, 0.82);
  --selection-bg: rgba(197, 111, 0, 0.22);
  --selection-fg: #141414;
  --code-bg: #F5F2EB;
}

* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
html { scroll-behavior: smooth; }
body {
  font-feature-settings: "ss01", "cv11";
  font-variant-numeric: tabular-nums;
}

::selection { background: var(--selection-bg); color: var(--selection-fg); }
::-moz-selection { background: var(--selection-bg); color: var(--selection-fg); }

html { background: var(--bg); }
body { transition: background-color 0.18s ease, color 0.18s ease; }

/* ---------- container ---------- */
.container-page {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 768px) { .container-page { padding-inline: 2rem; } }

/* ---------- display type ---------- */
.font-display { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; }

.headline {
  font-family: 'Instrument Serif', Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.012em;
  line-height: 0.98;
  color: var(--ink);
}
.headline em {
  font-style: italic;
  color: var(--ink);
}
.headline-mark {
  font-style: italic;
  color: var(--accent);
  position: relative;
}

/* ---------- eyebrow ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--accent);
  display: inline-block;
}
.eyebrow--muted { color: var(--muted); }
.eyebrow--muted::before { background: var(--muted); }

/* ---------- card ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  transition: border-color 0.18s ease, background-color 0.18s ease;
}
.card-hover { position: relative; }
.card-hover:hover {
  border-color: var(--line-strong);
  background: var(--elevated);
}
.card-hover:hover .arrow-cta {
  color: var(--accent);
}
.card-hover:hover .arrow-cta svg { transform: translateX(2px); }
.card-pad { padding: 1.5rem; }
@media (min-width: 768px) { .card-pad { padding: 1.75rem; } }

/* ---------- chip / badge ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 6px;
  text-transform: uppercase;
}
.chip--accent {
  color: var(--accent);
  background: rgba(247, 147, 26, 0.06);
  border-color: rgba(247, 147, 26, 0.25);
}
.chip--success {
  color: var(--success);
  background: rgba(34, 197, 94, 0.06);
  border-color: rgba(34, 197, 94, 0.25);
}
.chip--ink { color: var(--ink); border-color: var(--line-strong); }
.chip .dot { width: 5px; height: 5px; border-radius: 999px; background: currentColor; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem 1.15rem;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}
.btn--primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn--secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn--secondary:hover { border-color: var(--line-strong); background: var(--elevated); }

.btn--ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
}
.btn--ghost:hover { color: var(--ink); background: var(--elevated); }

.btn--sm { padding: 0.55rem 0.9rem; font-size: 0.85rem; }
.btn .btn__shortcut {
  margin-left: 0.4rem;
  padding: 0.05rem 0.35rem;
  font-family: 'Geist Mono', monospace;
  font-size: 0.7rem;
  border: 1px solid currentColor;
  border-radius: 4px;
  opacity: 0.6;
}

/* ---------- nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--header-bg);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.nav-link {
  position: relative;
  padding: 0.5rem 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.15s ease;
}
.nav-link:hover { color: var(--ink); }
.nav-link--active { color: var(--ink); }
.nav-link--active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1.05rem;
  height: 1.5px;
  background: var(--accent);
}

/* ---------- ticker (top status bar) ---------- */
.ticker {
  border-bottom: 1px solid var(--line);
  background: var(--bg);
  font-family: 'Geist Mono', ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--dim);
  text-transform: uppercase;
}
.ticker__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.5rem 0;
  flex-wrap: wrap;
}
.ticker__left, .ticker__right {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
}
.ticker__sep { color: var(--line-strong); }
.ticker__live {
  display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--accent);
}
.ticker__live::before {
  content: "";
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(247,147,26,0.6);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(247,147,26,0.5); }
  50%      { box-shadow: 0 0 0 5px rgba(247,147,26,0); }
}

/* ---------- score (detail page) ---------- */
.score {
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  line-height: 1;
}
.score__value {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 3.2rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.score__max {
  font-family: 'Geist Mono', monospace;
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ---------- score pill (cards) ---------- */
.score-pill {
  display: inline-flex;
  align-items: baseline;
  gap: 0.18rem;
  padding: 0.35rem 0.65rem;
  background: var(--elevated);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.score-pill__value {
  font-family: 'Geist Mono', monospace;
  font-size: 1rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.score-pill__max {
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  color: var(--muted);
}

/* ---------- ledger row (leaderboard) ---------- */
.ledger {
  border-top: 1px solid var(--line);
}
.ledger__row {
  display: grid;
  grid-template-columns: 56px 1fr auto auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
  transition: background-color 0.18s ease;
}
.ledger__row:hover { background: linear-gradient(180deg, transparent 0%, rgba(247,147,26,0.025) 100%); }
.ledger__row:hover .ledger__name { color: var(--accent); }
.ledger__row:hover .arrow-cta { color: var(--accent); }
.ledger__row:hover .arrow-cta svg { transform: translateX(2px); }

.ledger__rank {
  font-family: 'Geist Mono', monospace;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--dim);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}
.ledger__row:hover .ledger__rank { color: var(--muted); }

.ledger__main {
  display: flex; align-items: center; gap: 1rem; min-width: 0;
}
.ledger__logo {
  flex-shrink: 0;
  width: 42px; height: 42px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--elevated);
  display: grid; place-items: center;
  overflow: hidden;
}
.ledger__logo img { width: 100%; height: 100%; object-fit: cover; }
.ledger__name {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.55rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1.05;
  transition: color 0.15s ease;
}
.ledger__meta {
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--dim);
  text-transform: uppercase;
  margin-top: 0.25rem;
}
.ledger__metrics {
  display: flex; align-items: center; gap: 1.5rem;
  font-variant-numeric: tabular-nums;
}
.ledger__score {
  display: flex; align-items: baseline; gap: 0.2rem;
}
.ledger__score-value {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.85rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1;
}
.ledger__score-max {
  font-family: 'Geist Mono', monospace;
  font-size: 0.78rem;
  color: var(--muted);
}
.ledger__reviews {
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  color: var(--dim);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
@media (max-width: 768px) {
  .ledger__row {
    grid-template-columns: 38px 1fr auto;
    gap: 1rem;
    padding: 1.15rem 0;
  }
  .ledger__metrics { display: none; }
  .ledger__name { font-size: 1.2rem; }
  .ledger__score-value { font-size: 1.4rem; }
  .ledger__rank { font-size: 0.8rem; }
}

/* ---------- stars ---------- */
.stars { display: inline-flex; gap: 2px; line-height: 1; }
.stars .star { width: 13px; height: 13px; display: inline-block; }
.stars--lg .star { width: 16px; height: 16px; }
.stars .star--filled { fill: var(--accent); }
.stars .star--empty  { fill: var(--line-strong); }

/* ---------- arrow cta ---------- */
.arrow-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.15s ease;
}
.arrow-cta svg { transition: transform 0.15s ease; }
.arrow-cta:hover { color: var(--accent); }
.arrow-cta:hover svg { transform: translateX(2px); }

/* ---------- divider ---------- */
.hr-soft { border: 0; border-top: 1px solid var(--line); }
.hr-marquee {
  border: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--line) 12%, var(--line) 88%, transparent 100%);
}

/* ---------- prose ---------- */
.prose-crypto {
  color: var(--ink-soft);
  font-size: 1.05rem;
  line-height: 1.78;
  font-feature-settings: "ss01", "cv11";
}
.prose-crypto h2 {
  margin-top: 2.6rem;
  margin-bottom: 1rem;
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.85rem;
  font-weight: 400;
  letter-spacing: -0.012em;
  color: var(--ink);
  line-height: 1.1;
}
.prose-crypto h3 {
  margin-top: 1.9rem;
  margin-bottom: 0.6rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.005em;
}
.prose-crypto p { margin-bottom: 1.1rem; }
.prose-crypto a {
  color: var(--accent);
  border-bottom: 1px solid rgba(247, 147, 26, 0.35);
  transition: border-color 0.15s ease;
}
.prose-crypto a:hover { border-color: var(--accent); }
.prose-crypto ul, .prose-crypto ol { margin: 0.5rem 0 1.2rem 1.4rem; }
.prose-crypto li { margin-bottom: 0.4rem; }
.prose-crypto blockquote {
  margin: 1.6rem 0;
  padding: 0.4rem 1.2rem;
  border-left: 2px solid var(--accent);
  font-family: 'Instrument Serif', Georgia, serif;
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--ink);
}
.prose-crypto code {
  background: var(--code-bg);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-family: 'Geist Mono', monospace;
  font-size: 0.88em;
  color: var(--accent);
  border: 1px solid var(--line);
}
.prose-crypto strong { color: var(--ink); font-weight: 600; }

/* drop cap on first paragraph of articles */
.prose-crypto--article > p:first-of-type::first-letter {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 4em;
  float: left;
  line-height: 0.85;
  margin: 0.1em 0.12em 0 -0.04em;
  color: var(--accent);
  font-weight: 400;
}

/* ---------- spec list ---------- */
.spec-list {
  font-family: 'Geist', system-ui, sans-serif;
}
.spec-list dt {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: 'Geist Mono', monospace;
}
.spec-list dd {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

/* ---------- trust strip ---------- */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  align-items: center;
  font-family: 'Geist Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--muted);
  text-transform: uppercase;
}
.trust-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}
.trust-strip svg { color: var(--accent); flex-shrink: 0; }

/* ---------- entrance animation ---------- */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in { opacity: 0; animation: fade-up 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards; }
.fade-in--1 { animation-delay: 0.05s; }
.fade-in--2 { animation-delay: 0.15s; }
.fade-in--3 { animation-delay: 0.25s; }
.fade-in--4 { animation-delay: 0.35s; }
.fade-in--5 { animation-delay: 0.45s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .fade-in { opacity: 1; }
  .ticker__live::before { animation: none; }
}

/* ---------- theme toggle ---------- */
:root[data-theme="dark"] .theme-icon-light,
:root[data-theme="light"] .theme-icon-dark { display: none; }

/* ---------- focus ring ---------- */
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- utility ---------- */
.text-balance { text-wrap: balance; }
.tabular { font-variant-numeric: tabular-nums; }
.font-mono-tight { font-family: 'Geist Mono', monospace; letter-spacing: -0.005em; }

/* ---------- forms ---------- */
.card-pad input[type="text"],
.card-pad input[type="email"],
.card-pad input[type="password"],
.card-pad textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  font: inherit;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.card-pad input[type="text"]:focus,
.card-pad input[type="email"]:focus,
.card-pad input[type="password"]:focus,
.card-pad textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.card-pad textarea { resize: vertical; min-height: 110px; }
.card-pad input::placeholder,
.card-pad textarea::placeholder { color: var(--dim); }

/* ---------- review rating stars ---------- */
.review-rating { gap: 0.15rem; }
.review-rating__star {
  position: relative;
  cursor: pointer;
  color: var(--line-strong);
  transition: color 0.12s ease, transform 0.12s ease;
  padding: 2px;
}
.review-rating__star:hover,
.review-rating__star:hover ~ .review-rating__star { color: var(--line-strong); }
.review-rating__star input { position: absolute; opacity: 0; pointer-events: none; }
.review-rating { flex-direction: row-reverse; justify-content: flex-end; }
.review-rating__star:hover,
.review-rating__star:hover ~ .review-rating__star,
.review-rating__star:has(input:checked),
.review-rating__star:has(input:checked) ~ .review-rating__star { color: var(--accent); }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- responsive ---------- */
@media (max-width: 640px) {
  .card-pad { padding: 1.25rem; }
  .score__value { font-size: 2.4rem; }
}