/* BeSovereign - design system */
:root {
  --bg: #000000;
  --bg-elev: #0b0b0c;
  --surface: #141416;
  --surface-2: #1c1c1f;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #f5f5f7;
  --text-2: #a1a1a6;
  --text-3: #6e6e73;
  --accent: #f7931a;
  --accent-2: #ffb547;
  --gold: #e7c27d;
  --silver: #c8ccd4;
  --green: #30d158;
  --red: #ff453a;
  --nav-bg: rgba(0, 0, 0, 0.68);
  --shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 30px 60px -30px rgba(0,0,0,0.8);
  --radius: 22px;
  --radius-sm: 14px;
  --maxw: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f5f5f7;
    --bg-elev: #ffffff;
    --surface: #ffffff;
    --surface-2: #f0f0f3;
    --border: rgba(0, 0, 0, 0.07);
    --border-strong: rgba(0, 0, 0, 0.12);
    --text: #1d1d1f;
    --text-2: #515154;
    --text-3: #86868b;
    --accent: #e8780c;
    --accent-2: #f7931a;
    --gold: #b8862b;
    --silver: #7d8591;
    --green: #1f9d48;
    --red: #e0352b;
    --nav-bg: rgba(245, 245, 247, 0.72);
    --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 20px 40px -24px rgba(0,0,0,0.18);
    color-scheme: light;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -0.012em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
.num { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 17px; letter-spacing: -0.02em; }
.brand svg { width: 30px; height: 30px; overflow: visible; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 13.5px; }
.nav-links a { color: var(--text-2); transition: color .2s; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-right { display: flex; align-items: center; gap: 12px; }
.live-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--text-2);
  padding: 6px 12px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(48,209,88,.6); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(48,209,88,.55); } 70% { box-shadow: 0 0 0 8px rgba(48,209,88,0); } 100% { box-shadow: 0 0 0 0 rgba(48,209,88,0); } }
.menu-btn { display: none; background: none; border: 0; color: var(--text); padding: 6px; cursor: pointer; }
.menu-btn svg { width: 22px; height: 22px; }
@media (max-width: 760px) {
  .nav-links { display: none; position: absolute; top: 56px; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 0; padding: 8px 22px 18px; background: var(--nav-bg); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); border-bottom: 1px solid var(--border); }
  .nav-links a { font-size: 22px; font-weight: 600; color: var(--text); padding: 10px 0; width: 100%; }
  .nav.open .nav-links { display: flex; }
  .menu-btn { display: block; }
  .live-pill .clock { display: none; }
}

/* ---------- Hero ---------- */
.hero { position: relative; text-align: center; padding: 96px 0 56px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto; height: 620px; z-index: -1;
  background: radial-gradient(50% 50% at 50% 40%, rgba(247,147,26,0.22), transparent 70%);
  filter: blur(10px);
}
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--accent); letter-spacing: 0; margin-bottom: 18px; }
.hero-price {
  font-size: clamp(56px, 12vw, 132px); font-weight: 700; letter-spacing: -0.045em; line-height: 1;
  margin: 0; background: linear-gradient(180deg, var(--text) 30%, color-mix(in srgb, var(--text) 55%, transparent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-price .cents { font-size: .42em; letter-spacing: -0.02em; vertical-align: .9em; margin-left: .06em; }
.change {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 18px;
  font-size: 15px; font-weight: 600; padding: 6px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border); color: var(--text-2);
}
.change.up { color: var(--green); }
.change.down { color: var(--red); }
.hero-sub { max-width: 640px; margin: 22px auto 0; font-size: clamp(19px, 2.3vw, 23px); line-height: 1.38; color: var(--text-2); font-weight: 500; letter-spacing: -0.02em; }
.hero-sub strong { color: var(--text); font-weight: 600; }
.strip {
  margin: 48px auto 0; max-width: 880px;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface);
  overflow: hidden;
}
.strip > div { padding: 20px 16px; border-left: 1px solid var(--border); }
.strip > div:first-child { border-left: 0; }
.strip .k { font-size: 12.5px; color: var(--text-3); font-weight: 500; }
.strip .v { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin-top: 2px; }
@media (max-width: 720px) {
  .hero { padding: 64px 0 40px; }
  .strip { grid-template-columns: repeat(2, 1fr); }
  .strip > div:nth-child(3) { border-left: 0; }
  .strip > div:nth-child(n+3) { border-top: 1px solid var(--border); }
}

/* ---------- Segmented control ---------- */
.seg-bar { position: sticky; top: 56px; z-index: 40; padding: 14px 0; background: linear-gradient(var(--bg) 70%, transparent); }
.seg {
  display: flex; width: max-content; margin: 0 auto; padding: 4px; gap: 2px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
}
.seg button {
  appearance: none; border: 0; background: transparent; color: var(--text-2);
  font: inherit; font-size: 14.5px; font-weight: 600; padding: 9px 22px; border-radius: 999px; cursor: pointer;
  transition: background .25s, color .25s;
}
.seg button:hover { color: var(--text); }
.seg button[aria-selected="true"] { background: var(--text); color: var(--bg); }
@media (max-width: 420px) { .seg button { padding: 9px 16px; font-size: 14px; } }

/* ---------- Sections & cards ---------- */
.panel { display: none; padding: 8px 0 40px; }
.panel.active { display: block; animation: fadeUp .5s cubic-bezier(.2,.7,.2,1); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.section-head { margin: 56px 0 20px; }
.section-head h2 { font-size: clamp(30px, 4.4vw, 44px); line-height: 1.08; letter-spacing: -0.035em; margin: 0; font-weight: 700; }
.section-head p { margin: 8px 0 0; color: var(--text-2); font-size: 19px; max-width: 620px; }
.section-head .grad-orange { background: linear-gradient(90deg, var(--accent-2), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-head .grad-gold { background: linear-gradient(90deg, #f6dfa4, var(--gold), #b98a3a); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-head .grad-blue { background: linear-gradient(90deg, #6ac4ff, #2f7cf6); -webkit-background-clip: text; background-clip: text; color: transparent; }

.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.card {
  position: relative; grid-column: span 4;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 26px 24px; box-shadow: var(--shadow); overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s;
}
.card:hover { border-color: var(--border-strong); }
.span-3 { grid-column: span 3; } .span-4 { grid-column: span 4; } .span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; } .span-7 { grid-column: span 7; } .span-8 { grid-column: span 8; } .span-12 { grid-column: span 12; }
@media (max-width: 960px) { .span-3 { grid-column: span 6; } .span-4, .span-5, .span-7 { grid-column: span 6; } .span-8 { grid-column: span 12; } }
@media (max-width: 640px) { .grid > * { grid-column: span 12 !important; } .card { padding: 22px; } }

.label { font-size: 13.5px; font-weight: 600; color: var(--text-2); display: flex; align-items: center; gap: 8px; }
.label .ico { width: 18px; height: 18px; color: var(--accent); }
.value { font-size: clamp(32px, 4vw, 44px); font-weight: 700; letter-spacing: -0.035em; line-height: 1.1; margin-top: 10px; }
.value small { font-size: .45em; font-weight: 600; color: var(--text-3); letter-spacing: -0.01em; margin-left: 4px; }
.value.xl { font-size: clamp(44px, 6vw, 64px); }
.caption { font-size: 14px; color: var(--text-3); margin-top: 6px; }
.skel { display: inline-block; min-width: 3ch; color: transparent !important; -webkit-text-fill-color: transparent; background: linear-gradient(90deg, var(--surface-2), color-mix(in srgb, var(--surface-2) 40%, var(--border-strong)), var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: 10px; }
@keyframes shimmer { to { background-position: -200% 0; } }
.flash-up { animation: fUp 1.2s ease; } .flash-down { animation: fDown 1.2s ease; }
@keyframes fUp { 0% { color: var(--green); } 100% { color: inherit; } }
@keyframes fDown { 0% { color: var(--red); } 100% { color: inherit; } }

/* Fees */
.fees { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.fee { background: var(--surface-2); border-radius: var(--radius-sm); padding: 16px; }
.fee .t { font-size: 13px; font-weight: 600; color: var(--text-2); }
.fee .t i { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.fee .v { font-size: 30px; font-weight: 700; letter-spacing: -0.03em; margin-top: 6px; }
.fee .v small { font-size: 13px; color: var(--text-3); font-weight: 600; margin-left: 3px; letter-spacing: 0; }
.fee .s { font-size: 12.5px; color: var(--text-3); }
@media (max-width: 420px) { .fees { grid-template-columns: 1fr; } }

/* ATH */
.meter { height: 10px; background: var(--surface-2); border-radius: 999px; overflow: hidden; margin: 22px 0 10px; }
.meter > span { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width 1.2s cubic-bezier(.2,.7,.2,1); }
.meter-legend { display: flex; justify-content: space-between; font-size: 13px; color: var(--text-3); }
.kv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 22px; }
.kv .k { font-size: 12.5px; color: var(--text-3); font-weight: 500; }
.kv .v { font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }

/* Mempool blocks */
.blocks { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 20px; min-height: 28px; }
.blocks i { width: 22px; height: 22px; border-radius: 6px; background: linear-gradient(135deg, var(--accent-2), var(--accent)); opacity: .9; animation: pop .4s backwards; }
.blocks i:nth-child(n+2) { opacity: .7; } .blocks i:nth-child(n+4) { opacity: .5; } .blocks i:nth-child(n+8) { opacity: .32; }
@keyframes pop { from { transform: scale(.5); opacity: 0; } }

/* Charts */
.chart-card { padding: 0; }
.chart-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px 24px 12px; flex-wrap: wrap; }
.chart-head h3 { margin: 0; font-size: 19px; letter-spacing: -0.02em; }
.chart-head .sub { color: var(--text-3); font-size: 13.5px; }
.chart { height: 440px; }
.chart.sm { height: 360px; }
.chart > div { height: 100% !important; }
@media (max-width: 640px) { .chart { height: 340px; } .chart.sm { height: 300px; } }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { appearance: none; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); font: inherit; font-size: 13px; font-weight: 600; padding: 6px 12px; border-radius: 999px; cursor: pointer; transition: all .2s; }
.chip:hover { color: var(--text); border-color: var(--border-strong); }
.chip.on { background: var(--text); color: var(--bg); border-color: var(--text); }

/* Metals */
.metal-gold .value { background: linear-gradient(180deg, #f8e3ac, var(--gold) 60%, #a77a2d); -webkit-background-clip: text; background-clip: text; color: transparent; }
.metal-silver .value { background: linear-gradient(180deg, #ffffff, var(--silver) 70%, #8a909a); -webkit-background-clip: text; background-clip: text; color: transparent; }
@media (prefers-color-scheme: light) { :root:not([data-theme="dark"]) .metal-silver .value { background: linear-gradient(180deg, #a3a9b3, #5c636e); -webkit-background-clip: text; background-clip: text; } :root:not([data-theme="dark"]) .metal-gold .value { background: linear-gradient(180deg, #d7a647, #8f6420); -webkit-background-clip: text; background-clip: text; } }
.orb { position: absolute; right: -60px; top: -60px; width: 200px; height: 200px; border-radius: 50%; filter: blur(40px); opacity: .35; pointer-events: none; }
.orb.gold { background: #e7c27d; } .orb.silver { background: #c8ccd4; opacity: .18; } .orb.orange { background: #f7931a; }

/* Table */
.table-card { padding: 8px 0 0; }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.fx { width: 100%; border-collapse: collapse; min-width: 620px; }
table.fx th, table.fx td { padding: 16px 24px; text-align: right; white-space: nowrap; }
table.fx th { font-size: 12.5px; font-weight: 600; color: var(--text-3); border-bottom: 1px solid var(--border); }
table.fx td { font-size: 16px; border-bottom: 1px solid var(--border); }
table.fx tr:last-child td { border-bottom: 0; }
table.fx th:first-child, table.fx td:first-child { text-align: left; }
table.fx tbody tr { cursor: pointer; transition: background .2s; }
table.fx tbody tr:hover { background: var(--surface-2); }
table.fx tbody tr.sel { background: color-mix(in srgb, var(--accent) 10%, transparent); }
.ccy { display: flex; align-items: center; gap: 12px; }
.flag { width: 34px; height: 34px; border-radius: 50%; background: var(--surface-2); border: 1px solid var(--border); display: grid; place-items: center; font-size: 13px; font-weight: 700; color: var(--text-2); letter-spacing: -0.02em; }
.ccy b { font-weight: 600; display: block; line-height: 1.2; }
.ccy span { font-size: 13px; color: var(--text-3); }

.note { text-align: center; color: var(--text-3); font-size: 13px; margin-top: 26px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } * { animation: none !important; } }

/* ---------- Manifesto band ---------- */
.band { padding: 110px 0; text-align: center; border-top: 1px solid var(--border); margin-top: 40px; }
.band h2 { font-size: clamp(36px, 6vw, 64px); letter-spacing: -0.045em; line-height: 1.04; margin: 0 auto; max-width: 860px; font-weight: 700; }
.band h2 span { color: var(--text-3); }
.band p { color: var(--text-2); font-size: 20px; max-width: 620px; margin: 22px auto 0; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 56px; text-align: left; }
.pillar { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.pillar .n { font-size: 13px; font-weight: 700; color: var(--accent); }
.pillar h3 { margin: 10px 0 6px; font-size: 22px; letter-spacing: -0.025em; }
.pillar p { margin: 0; font-size: 15.5px; color: var(--text-2); max-width: none; }
@media (max-width: 820px) { .pillars { grid-template-columns: 1fr; } .band { padding: 80px 0; } }
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 12px 22px; border-radius: 999px; font-size: 16px; font-weight: 600; background: var(--accent); color: #111; transition: transform .2s, filter .2s; }
.btn:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; color: var(--accent); padding: 12px 8px; }
.cta-row { display: flex; justify-content: center; gap: 12px; margin-top: 32px; flex-wrap: wrap; }

/* ---------- Pages (FAQ, Blog, Legal) ---------- */
.page-hero { text-align: center; padding: 88px 0 40px; }
.page-hero h1 { font-size: clamp(42px, 7vw, 72px); letter-spacing: -0.045em; line-height: 1.04; margin: 0; font-weight: 700; }
.page-hero p { color: var(--text-2); font-size: 21px; margin: 16px auto 0; max-width: 620px; }
.prose { max-width: 760px; margin: 0 auto; padding-bottom: 80px; }
.prose h2 { font-size: 24px; letter-spacing: -0.025em; margin: 40px 0 10px; }
.prose p, .prose li { color: var(--text-2); font-size: 17px; line-height: 1.65; }
.prose a { color: var(--accent); }
.prose a:hover { text-decoration: underline; }
.prose ul { padding-left: 22px; }
.prose strong { color: var(--text); }
.meta { color: var(--text-3); font-size: 14px; text-align: center; margin-top: 14px; }

.faq { max-width: 820px; margin: 0 auto; padding-bottom: 90px; }
.faq details { border-bottom: 1px solid var(--border); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 26px 0; font-size: 21px; font-weight: 600; letter-spacing: -0.02em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .pm { flex: none; width: 28px; height: 28px; border-radius: 50%; background: var(--surface); border: 1px solid var(--border); display: grid; place-items: center; transition: transform .3s; }
.faq summary .pm svg { width: 12px; height: 12px; }
.faq details[open] summary .pm { transform: rotate(45deg); }
.faq details p { margin: -8px 0 26px; color: var(--text-2); font-size: 17px; line-height: 1.65; max-width: 700px; }
.faq details a { color: var(--accent); }

.posts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; padding-bottom: 40px; }
.post-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .3s; }
.post-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.post-art { height: 180px; position: relative; overflow: hidden; }
.post-body { padding: 24px 26px 28px; }
.post-body .tag { font-size: 12.5px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .06em; }
.post-body h3 { margin: 8px 0 8px; font-size: 24px; letter-spacing: -0.025em; line-height: 1.2; }
.post-body p { margin: 0; color: var(--text-2); font-size: 15.5px; }
.post-body .date { margin-top: 14px; font-size: 13px; color: var(--text-3); }
.post-card.feature { grid-column: span 2; flex-direction: row; }
.post-card.feature .post-art { height: auto; min-height: 300px; flex: 1.2; }
.post-card.feature .post-body { flex: 1; align-self: center; padding: 40px; }
.post-card.feature h3 { font-size: 34px; }
@media (max-width: 760px) { .posts { grid-template-columns: 1fr; } .post-card.feature { grid-column: auto; flex-direction: column; } .post-card.feature .post-art { min-height: 200px; } .post-card.feature .post-body { padding: 24px 26px 28px; } .post-card.feature h3 { font-size: 26px; } }

article.post { max-width: 720px; margin: 0 auto; padding: 0 0 40px; scroll-margin-top: 80px; }
article.post + article.post { border-top: 1px solid var(--border); padding-top: 56px; }
article.post .tag { font-size: 12.5px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .06em; }
article.post h2 { font-size: clamp(30px, 4.6vw, 42px); letter-spacing: -0.035em; line-height: 1.1; margin: 10px 0 8px; }
article.post .date { color: var(--text-3); font-size: 14px; margin-bottom: 22px; }
article.post p { color: var(--text-2); font-size: 18.5px; line-height: 1.7; }
article.post p strong { color: var(--text); }
article.post p.lede { font-size: 22px; color: var(--text); line-height: 1.5; letter-spacing: -0.015em; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); background: var(--bg-elev); padding: 48px 0 40px; font-size: 13px; color: var(--text-3); }
.foot-top { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding-bottom: 28px; border-bottom: 1px solid var(--border); }
.foot-brand p { max-width: 340px; margin: 12px 0 0; font-size: 14px; color: var(--text-2); }
.foot-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.foot-cols h4 { margin: 0 0 12px; font-size: 13px; color: var(--text); font-weight: 600; }
.foot-cols a { display: block; color: var(--text-2); padding: 4px 0; font-size: 14px; }
.foot-cols a:hover { color: var(--text); }
.foot-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 22px; line-height: 1.6; }
.foot-bottom p { margin: 0; max-width: 760px; }

/* Wordmark: light "Be", bold "Sovereign" */
.wm { font-weight: 700; letter-spacing: -0.025em; }
.wm .be { font-weight: 300; opacity: .72; }

/* =========================================================
   LEARN HUB & GUIDES
   ========================================================= */
.learn-hero { text-align: center; padding: 96px 0 30px; position: relative; overflow: hidden; }
.learn-hero::before { content: ""; position: absolute; inset: -30% -10% auto; height: 560px; z-index: -1; background: radial-gradient(45% 50% at 50% 40%, rgba(231,194,125,0.18), transparent 70%); }
.learn-hero h1 { font-size: clamp(46px, 8vw, 88px); letter-spacing: -0.05em; line-height: 1.02; margin: 0; font-weight: 700; }
.learn-hero h1 span { background: linear-gradient(90deg, #f6dfa4, var(--accent) 60%, #e2600b); -webkit-background-clip: text; background-clip: text; color: transparent; }
.learn-hero p { color: var(--text-2); font-size: clamp(19px, 2.3vw, 23px); max-width: 640px; margin: 18px auto 0; letter-spacing: -0.015em; }

.track { margin: 64px 0 0; }
.track-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.track-head h2 { margin: 0; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.035em; }
.track-head span { color: var(--text-3); font-size: 15px; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.guide-card { position: relative; display: flex; flex-direction: column; min-height: 250px; padding: 28px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .3s; }
.guide-card:hover { transform: translateY(-4px); border-color: var(--border-strong); }
.guide-card .step { font-size: 12.5px; font-weight: 700; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; }
.guide-card h3 { font-size: 25px; letter-spacing: -0.03em; line-height: 1.15; margin: 10px 0 8px; }
.guide-card p { color: var(--text-2); font-size: 15.5px; margin: 0; }
.guide-card .meta-row { margin-top: auto; padding-top: 18px; display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--text-3); }
.guide-card .meta-row b { color: var(--accent); font-weight: 600; }
.guide-card .gico { position: absolute; right: -18px; top: -18px; width: 120px; height: 120px; opacity: .1; color: var(--accent); }
.guide-card.wide { grid-column: span 2; }
.guide-card.feature { background: radial-gradient(80% 120% at 100% 0%, rgba(247,147,26,.22), transparent 60%), var(--surface); }
.guide-card.feature h3 { font-size: 34px; }
@media (max-width: 900px) { .guide-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .guide-grid { grid-template-columns: 1fr; } .guide-card.wide { grid-column: auto; } }

/* Guide page */
.crumbs { font-size: 13.5px; color: var(--text-3); padding-top: 28px; }
.crumbs a { color: var(--text-2); } .crumbs a:hover { color: var(--accent); }
.guide-hero { padding: 42px 0 36px; max-width: 820px; }
.guide-hero .tag { font-size: 13px; font-weight: 700; color: var(--accent); letter-spacing: .06em; text-transform: uppercase; }
.guide-hero h1 { font-size: clamp(42px, 6.6vw, 72px); letter-spacing: -0.05em; line-height: 1.03; margin: 12px 0 0; }
.guide-hero .lede { font-size: clamp(19px, 2.2vw, 23px); line-height: 1.45; color: var(--text-2); margin: 20px 0 0; letter-spacing: -0.015em; }
.guide-hero .gmeta { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 22px; font-size: 14px; color: var(--text-3); }
.guide-hero .gmeta span { display: inline-flex; align-items: center; gap: 6px; }
.level { padding: 3px 10px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--text-2); font-weight: 600; font-size: 12.5px; }

.guide-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 56px; padding-bottom: 40px; }
.toc { position: sticky; top: 84px; align-self: start; font-size: 14px; }
.toc b { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); margin-bottom: 10px; }
.toc a { display: block; color: var(--text-3); padding: 6px 0 6px 14px; border-left: 2px solid var(--border); line-height: 1.35; transition: color .2s, border-color .2s; }
.toc a:hover { color: var(--text); }
.toc a.on { color: var(--text); border-left-color: var(--accent); }
@media (max-width: 960px) { .guide-layout { grid-template-columns: minmax(0, 1fr); gap: 0; } .toc { display: none; } }

.article { max-width: 720px; }
.article h2 { font-size: clamp(28px, 3.6vw, 36px); letter-spacing: -0.035em; line-height: 1.12; margin: 64px 0 14px; scroll-margin-top: 90px; }
.article h2:first-child { margin-top: 0; }
.article h3 { font-size: 21px; letter-spacing: -0.02em; margin: 36px 0 8px; }
.article p, .article li { color: var(--text-2); font-size: 18px; line-height: 1.7; }
.article p strong, .article li strong { color: var(--text); font-weight: 600; }
.article a { color: var(--accent); } .article a:hover { text-decoration: underline; }
.article ul, .article ol { padding-left: 22px; }
.article li { margin: 6px 0; }
.article code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .86em; background: var(--surface-2); padding: 2px 7px; border-radius: 6px; color: var(--text); }
.article pre { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 18px 20px; overflow-x: auto; font-size: 14.5px; line-height: 1.6; }
.article pre code { background: none; padding: 0; font-size: inherit; }
.article .big-quote { font-size: clamp(24px, 3vw, 30px); line-height: 1.35; letter-spacing: -0.025em; color: var(--text); font-weight: 600; margin: 40px 0; padding-left: 22px; border-left: 3px solid var(--accent); }
.article .big-quote cite { display: block; margin-top: 10px; font-size: 15px; color: var(--text-3); font-style: normal; font-weight: 500; letter-spacing: 0; }

.callout { display: flex; gap: 14px; padding: 20px 22px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); margin: 28px 0; }
.callout .ci { flex: none; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-weight: 800; font-size: 14px; color: #111; background: var(--accent); }
.callout p { margin: 0; font-size: 16px; line-height: 1.6; }
.callout p + p { margin-top: 8px; }
.callout.warn { border-color: color-mix(in srgb, var(--red) 40%, transparent); background: color-mix(in srgb, var(--red) 7%, var(--surface)); }
.callout.warn .ci { background: var(--red); color: #fff; }
.callout.good { border-color: color-mix(in srgb, var(--green) 35%, transparent); background: color-mix(in srgb, var(--green) 6%, var(--surface)); }
.callout.good .ci { background: var(--green); }

.steps { list-style: none; padding: 0 !important; counter-reset: s; margin: 24px 0; }
.steps > li { counter-increment: s; position: relative; padding: 0 0 22px 56px; margin: 0; }
.steps > li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--surface); border: 1px solid var(--border-strong); display: grid; place-items: center; font-weight: 700; font-size: 15px; color: var(--accent); }
.steps > li::after { content: ""; position: absolute; left: 17.5px; top: 42px; bottom: 6px; width: 1px; background: var(--border-strong); }
.steps > li:last-child::after { display: none; }
.steps > li > strong:first-child { display: block; color: var(--text); font-size: 19px; letter-spacing: -0.015em; margin-bottom: 2px; }

.mini-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0; }
.mini { padding: 20px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); }
.mini b { display: block; color: var(--text); font-size: 17px; letter-spacing: -0.015em; margin-bottom: 4px; }
.mini span { color: var(--text-2); font-size: 15px; line-height: 1.55; display: block; }
.mini .k { font-size: 12px; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
@media (max-width: 620px) { .mini-grid { grid-template-columns: 1fr; } }

.figure { margin: 32px 0; padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.figure svg { width: 100%; height: auto; }
.figure figcaption { font-size: 14px; color: var(--text-3); margin-top: 14px; text-align: center; }

.cmp-wrap { overflow-x: auto; margin: 26px 0; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
table.cmp { width: 100%; border-collapse: collapse; min-width: 640px; font-size: 14.5px; }
table.cmp th, table.cmp td { padding: 13px 16px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; color: var(--text-2); }
table.cmp th { color: var(--text-3); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
table.cmp td:first-child { color: var(--text); font-weight: 600; white-space: nowrap; }
table.cmp tr:last-child td { border-bottom: 0; }
.y { color: var(--green) !important; font-weight: 600; } .n { color: var(--text-3) !important; }

.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 26px 0; }
.product { display: flex; flex-direction: column; padding: 22px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); }
.product .ph { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.product b { color: var(--text); font-size: 18px; letter-spacing: -0.02em; }
.product .price { font-size: 13px; color: var(--text-3); white-space: nowrap; }
.product .tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
.product .tags i { font-style: normal; font-size: 12px; font-weight: 600; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--text-2); }
.product p { font-size: 15px !important; line-height: 1.55 !important; margin: 0 0 14px; }
.product .go { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 14.5px; font-weight: 600; color: var(--accent); }
.product.caution { border-color: color-mix(in srgb, var(--red) 40%, transparent); }
@media (max-width: 620px) { .product-grid { grid-template-columns: 1fr; } }
.aff-note { display: none; font-size: 13px; color: var(--text-3); margin: -8px 0 20px; }
.aff-note.show { display: block; }

.timeline { position: relative; margin: 30px 0; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--accent), var(--border)); }
.tl { position: relative; padding: 0 0 30px; }
.tl::before { content: ""; position: absolute; left: -29px; top: 7px; width: 14px; height: 14px; border-radius: 50%; background: var(--bg); border: 3px solid var(--accent); }
.tl .when { font-size: 13px; font-weight: 700; color: var(--accent); letter-spacing: .04em; }
.tl h3 { margin: 4px 0 4px !important; font-size: 21px; }
.tl p { margin: 0; font-size: 16.5px !important; }

.x-grid, .res-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 22px 0; }
.xcard, .res { display: flex; gap: 14px; align-items: flex-start; padding: 18px; border-radius: var(--radius-sm); background: var(--surface); border: 1px solid var(--border); transition: border-color .2s, transform .25s; color: inherit !important; text-decoration: none !important; }
.xcard:hover, .res:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.xcard .av { flex: none; width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 17px; color: #111; background: linear-gradient(135deg, #ffc15e, #f7931a); }
.xcard b, .res b { display: block; color: var(--text); font-size: 16px; letter-spacing: -0.01em; }
.xcard .h { font-size: 13.5px; color: var(--accent); }
.xcard span.d, .res span.d { display: block; font-size: 14.5px; color: var(--text-2); line-height: 1.5; margin-top: 4px; }
.res .ri { flex: none; width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; background: var(--surface-2); font-size: 18px; }
@media (max-width: 620px) { .x-grid, .res-grid { grid-template-columns: 1fr; } }

.next-guide { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin: 70px 0 20px; padding: 30px; border-radius: var(--radius); background: radial-gradient(80% 140% at 100% 0%, rgba(247,147,26,.2), transparent 60%), var(--surface); border: 1px solid var(--border); transition: border-color .3s, transform .3s; }
.next-guide:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.next-guide .k { font-size: 13px; color: var(--text-3); font-weight: 600; }
.next-guide h3 { margin: 4px 0 0 !important; font-size: 26px; letter-spacing: -0.03em; color: var(--text); }
.next-guide .arr { flex: none; width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: #111; display: grid; place-items: center; font-size: 22px; font-weight: 700; }
.disclaimer-sm { font-size: 13px !important; color: var(--text-3) !important; margin-top: 40px; }
.guide-card.full { grid-column: 1 / -1; min-height: 190px; }
@media (max-width: 900px) { .guide-card.full { grid-column: 1 / -1; } }
@media (max-width: 620px) { table.cmp { min-width: 520px; font-size: 13.5px; } table.cmp td:first-child { white-space: normal; min-width: 120px; } table.cmp th, table.cmp td { padding: 11px 12px; } }

/* ---------- Currency converter (XE-style) ---------- */
.conv { padding: 30px; }
.conv-row { display: grid; grid-template-columns: 1.15fr 1fr auto 1fr; gap: 14px; align-items: end; }
.conv-field { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.conv-field > span { font-size: 13.5px; font-weight: 600; color: var(--text-2); }
.conv-input, .conv-field select {
  height: 60px; border-radius: 14px; background: var(--surface-2); border: 1px solid var(--border-strong);
  color: var(--text); font: inherit; font-size: 19px; font-weight: 600; letter-spacing: -0.01em; transition: border-color .2s, box-shadow .2s;
}
.conv-input { display: flex; align-items: center; gap: 8px; padding: 0 16px; }
.conv-input b { color: var(--text-3); font-weight: 600; font-size: 18px; white-space: nowrap; }
.conv-input input { flex: 1; min-width: 0; height: 100%; background: transparent; border: 0; outline: 0; color: inherit; font: inherit; font-variant-numeric: tabular-nums; }
.conv-field select { appearance: none; -webkit-appearance: none; padding: 0 44px 0 16px; cursor: pointer; width: 100%; text-overflow: ellipsis;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a1a1a6' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; }
.conv-field select option, .conv-field select optgroup { background: var(--surface); color: var(--text); }
.conv-input:focus-within, .conv-field select:focus { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); outline: 0; }
.conv-swap { width: 60px; height: 60px; border-radius: 50%; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--accent); display: grid; place-items: center; cursor: pointer; transition: transform .35s cubic-bezier(.2,.7,.2,1), background .2s; }
.conv-swap:hover { background: color-mix(in srgb, var(--accent) 14%, var(--surface-2)); }
.conv-swap.spin { transform: rotate(180deg); }
.conv-swap svg { width: 22px; height: 22px; }
.conv-result { margin-top: 30px; }
.conv-from { font-size: 18px; color: var(--text-2); font-weight: 500; }
.conv-big { font-size: clamp(36px, 6vw, 60px); font-weight: 700; letter-spacing: -0.04em; line-height: 1.1; margin-top: 4px; word-break: break-word; }
.conv-big small { font-size: .42em; color: var(--text-2); font-weight: 600; letter-spacing: -0.01em; margin-left: 8px; }
.conv-rates { margin-top: 10px; font-size: 15px; color: var(--text-3); display: flex; gap: 22px; flex-wrap: wrap; }
.conv-pop { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 22px; }
.conv-pop button { appearance: none; border: 1px solid var(--border); background: var(--surface-2); color: var(--text-2); font: inherit; font-size: 13px; font-weight: 600; padding: 7px 12px; border-radius: 999px; cursor: pointer; transition: all .2s; }
.conv-pop button:hover { color: var(--text); border-color: var(--border-strong); }
.conv-foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text-3); }
.conv-quick { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.conv-quick h3 { margin: 0 0 10px; font-size: 17px; letter-spacing: -0.015em; }
table.qt { width: 100%; border-collapse: collapse; font-size: 15px; }
table.qt td { padding: 10px 4px; border-bottom: 1px solid var(--border); }
table.qt td:first-child { color: var(--text-2); }
table.qt td:last-child { text-align: right; font-weight: 600; }
table.qt tr:last-child td { border-bottom: 0; }
.tbl-title { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 14px 24px 6px; flex-wrap: wrap; }
.tbl-title h3 { margin: 0; font-size: 18px; letter-spacing: -0.02em; }
.tbl-title span { font-size: 13px; color: var(--text-3); }
@media (max-width: 860px) {
  .conv-row { grid-template-columns: 1fr auto 1fr; }
  .conv-amt { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .conv { padding: 22px; }
  .conv-row { grid-template-columns: 1fr; }
  .conv-swap { justify-self: center; width: 48px; height: 48px; transform: rotate(90deg); margin: -4px 0; }
  .conv-swap.spin { transform: rotate(270deg); }
  .conv-quick { grid-template-columns: 1fr; gap: 20px; }
}
.conv-big .xd { color: var(--text-3); font-weight: 600; }