/* ============================================================
   Trading Ranges, shared stylesheet
   Dark terminal theme. All legacy class names preserved so every
   tool page picks this up without markup changes.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  /* surfaces */
  --bg: #090c11;
  --bg-2: #0d1118;
  --card: #10161f;
  --card-hover: #141b26;
  --bg-card: var(--card);
  --input-bg: #0a0e14;

  /* lines */
  --border: #1b2431;
  --border-strong: #273245;

  /* type */
  --text: #e9eff7;
  --text-muted: #8b97a9;
  --text-dim: #5a6678;

  /* accents */
  --accent: #2ef2a0;
  --accent-deep: #17c97f;
  --accent-soft: rgba(46, 242, 160, 0.12);
  --accent-2: #5ad1ff;
  --warn: #ffb547;
  --danger: #ff5c7a;
  --glow: rgba(46, 242, 160, 0.28);

  /* legacy aliases (older tool markup references these) */
  --brand: var(--accent);
  --brand-light: #7ff7c6;
  --accent-light: #1f9a6b;
  --success-bg: var(--accent-soft);
  --success-text: var(--accent);

  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 0 rgba(255,255,255,0.02) inset, 0 10px 30px -18px rgba(0,0,0,0.9);
  --shadow-hover: 0 1px 0 rgba(255,255,255,0.04) inset, 0 18px 40px -16px rgba(0,0,0,0.9), 0 0 0 1px rgba(46,242,160,0.25), 0 0 32px -6px var(--glow);
  --max-width: 1160px;
  --header-h: 64px;

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 72px); }
html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01", "tnum";
  position: relative;
  min-height: 100vh;
}

/* ambient background: grid + glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 500px at 50% -10%, rgba(46,242,160,0.10), transparent 60%),
    radial-gradient(700px 400px at 100% 10%, rgba(90,209,255,0.06), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 100%);
          mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 20%, transparent 100%);
}

::selection { background: rgba(46,242,160,0.35); color: #fff; }

a { color: var(--brand-light); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--accent); text-decoration: none; }

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

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  color: var(--brand-light);
}

.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

.mono { font-family: var(--font-mono); }

/* ------------------------------------------------------------
   Header (shared by index + tool pages)
   ------------------------------------------------------------ */

.site-header,
.tool-page-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(9,12,17,0.72);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
          backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  padding: 0;
}

.site-header .wrap,
.tool-page-header .wrap {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.brand:hover { color: var(--text); opacity: 1; }
.brand .logo {
  width: 26px; height: 26px;
  display: inline-grid; place-items: center;
  border-radius: 7px;
  background: linear-gradient(180deg, rgba(46,242,160,0.18), rgba(46,242,160,0.06));
  border: 1px solid rgba(46,242,160,0.35);
  box-shadow: 0 0 18px -4px var(--glow);
}
.brand .logo svg { width: 16px; height: 16px; display: block; }
.brand .mark {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(46,242,160,0.35);
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 2px;
}

.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  margin: 0;
}
.site-nav a:hover { color: var(--text); }
.site-nav .pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 5px 11px;
  white-space: nowrap;
}
.site-nav .pill b { color: var(--accent); font-weight: 600; }

.back-link {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.back-link:hover { color: var(--text); }

.tool-page-header .free-pill,
.pill-free {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(46,242,160,0.35);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}

/* ------------------------------------------------------------
   Free banner (kept for compatibility, restyled as a thin ticker)
   ------------------------------------------------------------ */

.free-banner {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-align: center;
  padding: 9px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(90deg, transparent, rgba(46,242,160,0.06), transparent);
}
.free-banner b { color: var(--accent); font-weight: 600; }

/* ------------------------------------------------------------
   Hero
   ------------------------------------------------------------ */

.hero { padding: 88px 0 24px; text-align: center; position: relative; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
  text-align: center;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(46,242,160,0.18), 0 0 14px var(--glow);
  animation: pulse 2.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(46,242,160,0.18), 0 0 10px var(--glow); }
  50%      { box-shadow: 0 0 0 7px rgba(46,242,160,0.06), 0 0 20px var(--glow); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 800;
  margin: 0 auto 20px;
  max-width: 900px;
}
.hero h1 .hl {
  background: linear-gradient(92deg, #bfffe1 0%, var(--accent) 45%, var(--accent-2) 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}

.hero p.tagline {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.6;
}

.hero .badges {
  margin-top: 26px;
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 13px;
}
.badge::before {
  content: "";
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--glow);
}

/* search */
.search-wrap {
  max-width: 680px;
  margin: 36px auto 0;
  position: relative;
}
.search-wrap .icon {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
  display: flex;
}
.search-wrap input {
  width: 100%;
  height: 58px;
  padding: 0 96px 0 50px;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--text);
  background: rgba(13,17,24,0.85);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  box-shadow: 0 20px 50px -24px rgba(0,0,0,0.9), 0 1px 0 rgba(255,255,255,0.03) inset;
  transition: border-color .15s ease, box-shadow .2s ease;
}
.search-wrap input::placeholder { color: var(--text-dim); }
.search-wrap input:focus {
  outline: none;
  border-color: rgba(46,242,160,0.6);
  box-shadow: 0 0 0 4px rgba(46,242,160,0.14), 0 20px 50px -24px rgba(0,0,0,0.9), 0 0 40px -8px var(--glow);
}
.search-wrap kbd {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 3px 7px;
  pointer-events: none;
}
.search-wrap .count {
  position: absolute; right: 52px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  pointer-events: none;
}

/* stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  max-width: 820px;
  margin: 48px auto 0;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.stat {
  background: rgba(13,17,24,0.9);
  padding: 18px 14px;
  text-align: center;
}
.stat .n {
  font-family: var(--font-mono);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.stat .n em { font-style: normal; color: var(--accent); }
.stat .l {
  margin-top: 5px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* range chart strip */
.range-strip {
  position: relative;
  margin: 56px auto 0;
  max-width: var(--max-width);
  padding: 0 24px;
}
.range-strip svg {
  width: 100%;
  height: 220px;
  display: block;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.range-strip .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  fill: var(--accent);
}
.range-strip .lbl.lo { fill: var(--accent-2); }

/* ------------------------------------------------------------
   Category chip bar
   ------------------------------------------------------------ */

.cat-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 40;
  background: rgba(9,12,17,0.78);
  -webkit-backdrop-filter: blur(14px);
          backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-top: 40px;
}
.cat-bar .wrap {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding-top: 9px;
  padding-bottom: 9px;
  scrollbar-width: none;
}
@media (max-width: 900px) {
  .cat-bar .wrap { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; }
}
.cat-bar .wrap::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 11px;
  cursor: pointer;
  transition: all .15s ease;
  white-space: nowrap;
}
.chip .c { color: var(--text-dim); font-size: 0.68rem; }
.chip:hover { color: var(--text); border-color: var(--border-strong); background: rgba(255,255,255,0.03); }
.chip.active {
  color: var(--accent);
  border-color: rgba(46,242,160,0.5);
  background: var(--accent-soft);
  box-shadow: 0 0 16px -6px var(--glow);
}
.chip.active .c { color: rgba(46,242,160,0.7); }

/* ------------------------------------------------------------
   Tool grid
   ------------------------------------------------------------ */

.tools-section { padding: 28px 0 96px; }

.tools-section h2 { font-size: 1.5rem; margin-bottom: 6px; letter-spacing: -0.02em; }
.tools-section .section-sub { color: var(--text-muted); margin: 0 0 28px; }

.cat-section { padding-top: 44px; scroll-margin-top: calc(var(--header-h) + 64px); }
.cat-section[hidden] { display: none; }
.cat-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 18px;
}
.cat-head h2 {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.cat-head .cnt {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}
.cat-head .rule {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-strong), transparent);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}

.tool-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 20px 18px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.tool-card::before {
  content: "";
  position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46,242,160,0.0), transparent);
  transition: background .2s ease;
}
.tool-card:hover {
  transform: translateY(-3px);
  background: var(--card-hover);
  border-color: rgba(46,242,160,0.35);
  box-shadow: var(--shadow-hover);
}
.tool-card:hover::before {
  background: linear-gradient(90deg, transparent, rgba(46,242,160,0.8), transparent);
}
.tool-card[hidden] { display: none; }

.tool-card .category {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.tool-card .idx {
  color: var(--text-dim);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.tool-card h3 { margin: 0 0 8px; font-size: 1.04rem; line-height: 1.35; letter-spacing: -0.01em; font-weight: 600; }
.tool-card h3 a { color: var(--text); }
.tool-card h3 a::after { content: ""; position: absolute; inset: 0; }
.tool-card h3 a:hover { color: var(--text); }

.tool-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
  margin: 0 0 16px;
  flex-grow: 1;
}

.tool-card .cta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color .15s ease, gap .15s ease;
}
.tool-card .cta::after { content: "\2192"; transition: transform .15s ease; }
.tool-card:hover .cta { color: var(--accent); gap: 10px; }

.coming-soon-card {
  background: transparent;
  border: 1px dashed var(--border-strong);
  box-shadow: none;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-muted);
}
.coming-soon-card h3 { font-size: 0.95rem; color: var(--text-muted); font-weight: 600; }

.no-results {
  display: none;
  text-align: center;
  padding: 72px 24px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.no-results.visible { display: block; }
.no-results b { color: var(--accent); font-weight: 600; }

/* ------------------------------------------------------------
   Tool page
   ------------------------------------------------------------ */

.tool-page-main {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 96px;
}

.tool-page-main .eyebrow { margin-bottom: 14px; }

.tool-page-main h1 {
  font-size: clamp(1.7rem, 3.4vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 12px;
}

.tool-page-main .tool-desc {
  color: var(--text-muted);
  font-size: 1.02rem;
  line-height: 1.65;
  margin-bottom: 30px;
}

.calc-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0)) , var(--card);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  box-shadow: 0 30px 60px -30px rgba(0,0,0,0.95), 0 0 0 1px rgba(255,255,255,0.02) inset;
  padding: 30px;
}
.calc-card::before {
  content: "";
  position: absolute; left: 24px; right: 24px; top: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46,242,160,0.7), transparent);
}

.field-row { margin-bottom: 18px; }
.field-row label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text);
  margin-bottom: 7px;
}
.field-row .hint {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin: 6px 0 0;
  line-height: 1.5;
}

.field-row input,
.field-row select,
.field-row textarea,
.calc-card textarea {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.98rem;
  font-family: var(--font-mono);
  background: var(--input-bg);
  color: var(--text);
  transition: border-color .15s ease, box-shadow .15s ease;
  -webkit-appearance: none;
          appearance: none;
}
.field-row textarea, .calc-card textarea { resize: vertical; min-height: 96px; line-height: 1.5; }
.field-row input::placeholder,
.field-row textarea::placeholder,
.calc-card textarea::placeholder { color: var(--text-dim); }
.field-row select {
  background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%), linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 36px;
  cursor: pointer;
}
.field-row select option { background: var(--card); color: var(--text); }
.field-row input:focus,
.field-row select:focus,
.field-row textarea:focus,
.calc-card textarea:focus {
  outline: none;
  border-color: rgba(46,242,160,0.65);
  box-shadow: 0 0 0 3px rgba(46,242,160,0.14);
}
.field-row input[type=number]::-webkit-inner-spin-button,
.field-row input[type=number]::-webkit-outer-spin-button { opacity: 0.5; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-top: 6px;
  padding: 14px 22px;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #06140d;
  background: linear-gradient(180deg, #4dffb5 0%, var(--accent-deep) 100%);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(46,242,160,0.5), 0 10px 26px -10px var(--glow), 0 1px 0 rgba(255,255,255,0.35) inset;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn:hover {
  background: linear-gradient(180deg, #4dffb5 0%, var(--accent-deep) 100%);
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(46,242,160,0.7), 0 16px 36px -12px var(--glow), 0 1px 0 rgba(255,255,255,0.35) inset;
}
.btn:active { transform: translateY(0); filter: brightness(0.97); }

.results {
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--border-strong);
  display: none;
}
.results.visible { display: block; animation: rise .35s cubic-bezier(.2,.7,.2,1) both; }
@keyframes rise {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}
.result-row:last-child { border-bottom: none; }
.result-row .label { color: var(--text-muted); font-size: 0.9rem; }
.result-row .value {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.result-row:first-child .value { color: var(--accent); text-shadow: 0 0 18px var(--glow); }

.results h3, .results h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 18px 0 6px;
}

.disclaimer {
  margin-top: 26px;
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--text-dim);
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-left: 2px solid var(--warn);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 36px 0 44px;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.84rem;
  background: linear-gradient(180deg, transparent, rgba(13,17,24,0.8));
}
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--accent); }
.site-footer .foot-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 26px;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
}
.site-footer p { margin: 0; }

/* ------------------------------------------------------------
   Scrollbar + motion
   ------------------------------------------------------------ */

::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border: 3px solid var(--bg); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */

@media (max-width: 760px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .hero { padding-top: 56px; }
  .range-strip svg { height: 170px; }
  .range-strip { padding: 0; }
}

@media (max-width: 560px) {
  :root { --header-h: 56px; }
  .wrap { padding: 0 18px; }
  .hero h1 { font-size: 2.2rem; }
  .hero p.tagline { font-size: 1rem; }
  .site-nav { gap: 12px; }
  .hide-sm { display: none !important; }
  .search-wrap input { height: 52px; padding-left: 44px; padding-right: 64px; font-size: 0.98rem; }
  .search-wrap kbd { display: none; }
  .search-wrap .count { right: 14px; }
  .calc-card { padding: 22px 18px; }
  .tool-page-main { padding-top: 36px; }
  .result-row { flex-direction: column; align-items: flex-start; gap: 2px; }
  .result-row .value { text-align: left; }
}

/* ------------------------------------------------------------
   Featured + New + type chips
   ------------------------------------------------------------ */

.featured { padding: 56px 0 8px; }
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feat-card {
  position: relative;
  background: linear-gradient(180deg, rgba(46,242,160,0.06), rgba(46,242,160,0)) , var(--card);
  border: 1px solid rgba(46,242,160,0.28);
  border-radius: 16px;
  padding: 24px 24px 22px;
  box-shadow: 0 20px 50px -30px rgba(0,0,0,0.95), 0 0 40px -20px var(--glow);
  display: flex; flex-direction: column;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  overflow: hidden;
}
.feat-card::before {
  content: ""; position: absolute; left: 20px; right: 20px; top: -1px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(46,242,160,0.9), transparent);
}
.feat-card:hover { transform: translateY(-3px); border-color: rgba(46,242,160,0.6); box-shadow: var(--shadow-hover); }
.feat-card .category {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--accent); margin-bottom: 12px; display: flex; justify-content: space-between;
}
.feat-card .idx { color: var(--text-dim); font-weight: 500; }
.feat-card h3 { margin: 0 0 8px; font-size: 1.3rem; line-height: 1.25; letter-spacing: -0.02em; font-weight: 700; }
.feat-card h3 a { color: var(--text); }
.feat-card h3 a::after { content: ""; position: absolute; inset: 0; }
.feat-card p { color: var(--text-muted); font-size: 0.94rem; line-height: 1.55; margin: 0 0 12px; }
.feat-card p.note { color: var(--text); font-size: 0.9rem; border-left: 2px solid var(--accent); padding-left: 10px; margin-top: 2px; flex-grow: 1; }
.feat-card .cta {
  font-family: var(--font-mono); font-size: 0.76rem; font-weight: 600; letter-spacing: 0.06em; color: var(--accent);
  display: inline-flex; align-items: center; gap: 6px; margin-top: auto;
}
.feat-card .cta::after { content: "\2192"; transition: transform .15s ease; }
.feat-card:hover .cta::after { transform: translateX(4px); }

.fresh { padding: 40px 0 0; }
.fresh-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.fresh-item {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: var(--card);
  color: var(--text); font-weight: 600; font-size: 0.92rem;
  transition: border-color .15s ease, transform .15s ease;
}
.fresh-item:hover { border-color: rgba(46,242,160,0.5); transform: translateY(-1px); color: var(--text); }
.fresh-item .k { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; color: var(--accent); flex: 0 0 auto; }
.fresh-item .d { margin-left: auto; font-family: var(--font-mono); font-size: 0.66rem; color: var(--text-dim); }

.chip-label { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); align-self: center; margin-right: 2px; }
.chip-sep { flex-basis: 100%; height: 0; }
@media (max-width: 900px) { .chip-sep { flex-basis: auto; width: 1px; height: 22px; background: var(--border-strong); align-self: center; margin: 0 6px; } }

@media (max-width: 900px) { .feat-grid { grid-template-columns: repeat(2, 1fr); } .fresh-row { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .feat-grid { grid-template-columns: 1fr; } .fresh-row { grid-template-columns: 1fr; } }

/* ------------------------------------------------------------
   Legal / text pages
   ------------------------------------------------------------ */

.legal { max-width: 720px; }
.legal h1 { margin-bottom: 6px; }
.legal .updated { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-dim); margin: 0 0 34px; }
.legal h2 { font-size: 1.15rem; letter-spacing: -0.01em; margin: 34px 0 10px; }
.legal p { color: var(--text-muted); line-height: 1.7; margin: 0 0 14px; }
.legal p b { color: var(--text); font-weight: 600; }
.legal .legal-nav { display: flex; gap: 8px; flex-wrap: wrap; margin: 0 0 30px; }
.legal .legal-nav a { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); border: 1px solid var(--border); border-radius: 999px; padding: 6px 12px; }
.legal .legal-nav a.on, .legal .legal-nav a:hover { color: var(--accent); border-color: rgba(46,242,160,0.5); }

/* Founder intro (founder-face cross-site project) */
.founder-intro { padding: 8px 0 40px; }
.founder-intro .founder-row { display:flex; gap:28px; align-items:center; flex-wrap:wrap; background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:24px; }
.founder-intro img { width:120px; height:120px; border-radius:50%; object-fit:cover; flex-shrink:0; border:2px solid var(--accent-soft); }
.founder-intro .founder-text { flex:1; min-width:260px; }
.founder-intro .founder-text .eyebrow { margin-bottom:6px; }
.founder-intro .founder-text h2 { margin:0 0 8px; font-size:1.2rem; color:var(--text); }
.founder-intro .founder-text p { margin:0; color:var(--text-muted); line-height:1.6; }
@media (max-width:560px){ .founder-intro .founder-row{ flex-direction:column; text-align:center; } }