/* ============================================================================
   NOT JUST A PAPER — "LEDGER" THEME
   Tema terang bergaya buku kas + mode gelap. Aksen kuningan, garis tipis,
   tipografi serif besar. Semua layout pakai grid/flex, tanpa framework.
   ========================================================================== */

:root {
  --bg: #f4f0e8;
  --paper: #fffdf7;
  --paper-2: #faf6ec;
  --ink: #16171b;
  --ink-soft: #3d4049;
  --muted: #6b6f7a;
  --rule: #ddd5c6;
  --rule-strong: #c6bba6;
  --brass: #8f6a1f;
  --brass-2: #c08f2c;
  --bronze: #96603a;
  --silver: #767d88;
  --gold: #a8801a;
  --ok: #1f7a4d;
  --bad: #b23a2c;
  --shadow: 0 1px 0 rgba(0, 0, 0, .04), 0 12px 30px -18px rgba(20, 18, 12, .35);
  --radius: 4px;
  --maxw: 1180px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --body: 'Inter Tight', 'Inter', system-ui, -apple-system, sans-serif;
  --disp: 'Fraunces', 'Iowan Old Style', Georgia, serif;
}

html[data-theme='dark'] {
  --bg: #0c0d0f;
  --paper: #14161a;
  --paper-2: #101216;
  --ink: #edf0f5;
  --ink-soft: #c3c9d3;
  --muted: #8b93a1;
  --rule: #262a31;
  --rule-strong: #363c45;
  --brass: #d3a54e;
  --brass-2: #e8c473;
  --bronze: #c98553;
  --silver: #a9b2be;
  --gold: #e2bb52;
  --ok: #4ec98a;
  --bad: #ef7a6a;
  --shadow: 0 1px 0 rgba(255, 255, 255, .03), 0 18px 40px -24px rgba(0, 0, 0, .9);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16.5px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle at 1px 1px, rgba(0, 0, 0, .045) 1px, transparent 0);
  background-size: 22px 22px;
}

html[data-theme='dark'] body {
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .035) 1px, transparent 0);
}

a { color: inherit; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

.eyebrow {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--brass);
}

h1, h2, h3 { font-family: var(--disp); font-weight: 600; line-height: 1.05; margin: 0; letter-spacing: -.01em; }

/* ---------------- top bar ---------------- */
header.bar {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  border-bottom: 1px solid var(--rule);
}

.bar-in {
  max-width: var(--maxw); margin: 0 auto; padding: 12px 22px;
  display: flex; align-items: center; gap: 18px;
}

.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; }

.brand b {
  font-family: var(--disp); font-size: 19px; font-weight: 700; letter-spacing: .02em;
}

.brand span {
  font-family: var(--mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted); border: 1px solid var(--rule-strong); border-radius: 2px; padding: 2px 6px;
}

nav.bar-nav { display: flex; gap: 20px; margin-left: auto; }

nav.bar-nav a {
  font-size: 13.5px; text-decoration: none; color: var(--ink-soft);
  padding: 4px 0; border-bottom: 1px solid transparent;
}

nav.bar-nav a:hover { border-bottom-color: var(--brass-2); color: var(--ink); }

.bar-tools { display: flex; align-items: center; gap: 10px; }

.icon-btn {
  border: 1px solid var(--rule-strong); background: var(--paper); color: var(--ink);
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  padding: 7px 10px; border-radius: var(--radius); cursor: pointer;
}

.icon-btn:hover { border-color: var(--brass-2); color: var(--brass); }

.btn {
  border: 1px solid var(--ink); background: var(--ink); color: var(--bg);
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  padding: 11px 16px; border-radius: var(--radius); cursor: pointer; transition: .15s;
}

.btn:hover { background: var(--brass); border-color: var(--brass); color: #fff; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.btn.ghost:hover { border-color: var(--brass); color: var(--brass); background: transparent; }
.btn.wide { width: 100%; }
.btn.sm { padding: 8px 12px; font-size: 11px; }
a.btn { text-decoration: none; display: inline-block; }

/* ---------------- hero ---------------- */
.hero { padding: 62px 0 30px; }

.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 44px; align-items: center; }

.hero h1 { font-size: clamp(38px, 6vw, 68px); margin: 14px 0 0; }

.hero p.lead { font-size: 17px; color: var(--ink-soft); max-width: 52ch; margin: 18px 0 26px; }

.cta-row { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* note preview card */
.note-card {
  background: var(--paper); border: 1px solid var(--rule-strong); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow);
}

.note-frame {
  position: relative; aspect-ratio: 2.2 / 1; overflow: hidden; border-radius: 2px;
  background: linear-gradient(120deg, #7d6a2c, #e5c96a 35%, #b99433 60%, #f2e2a4);
  display: flex; align-items: center; justify-content: center;
}

.note-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.note-frame .fallback { font-family: var(--disp); color: #2a2410; opacity: .55; font-size: 15px; text-align: center; padding: 0 20px; }

.note-meta { display: flex; align-items: center; justify-content: space-between; margin-top: 12px; gap: 10px; }

.note-meta .value { font-family: var(--mono); font-size: 22px; }

.tier-tabs { display: flex; gap: 6px; margin-top: 12px; }

.tier-tabs button {
  flex: 1; border: 1px solid var(--rule-strong); background: transparent; color: var(--muted);
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  padding: 7px 4px; border-radius: 2px; cursor: pointer;
}

.tier-tabs button.on { border-color: var(--brass-2); color: var(--brass); background: color-mix(in srgb, var(--brass-2) 10%, transparent); }

/* ---------------- stat strip ---------------- */
.stats {
  display: grid; grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--paper); margin: 34px 0 10px; overflow: hidden;
}

.stat { padding: 16px 18px; border-right: 1px solid var(--rule); }
.stat:last-child { border-right: 0; }
.stat .k { font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.stat .v { font-family: var(--mono); font-size: 19px; margin-top: 6px; }
.stat .s { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* ---------------- sections ---------------- */
section.block { padding: 58px 0; border-top: 1px solid var(--rule); }

.sec-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 40px); }
.sec-head p { margin: 8px 0 0; color: var(--muted); max-width: 56ch; font-size: 15px; }

/* ---------------- console ---------------- */
.console-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 26px; align-items: start; }

.panel {
  background: var(--paper); border: 1px solid var(--rule-strong); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow);
}

.panel h3 { font-size: 20px; }

.hash-line {
  font-family: var(--mono); font-size: 12.5px; color: var(--ink-soft);
  background: var(--paper-2); border: 1px solid var(--rule); border-radius: 2px;
  padding: 9px 11px; margin: 14px 0; word-break: break-all; min-height: 38px;
}

.gauge { height: 8px; background: var(--paper-2); border: 1px solid var(--rule); border-radius: 999px; overflow: hidden; }

.gauge i { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, var(--brass), var(--brass-2)); transition: width .25s; }

.kv { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; margin-top: 14px; font-size: 14px; }
.kv .k { color: var(--muted); }
.kv .v { font-family: var(--mono); }

.log {
  margin-top: 14px; font-family: var(--mono); font-size: 11.5px; color: var(--ink-soft);
  background: var(--paper-2); border: 1px solid var(--rule); border-radius: 2px;
  padding: 10px; max-height: 132px; overflow: auto; white-space: pre-wrap;
}

/* ---------------- tiers ---------------- */
.tier-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.tier {
  background: var(--paper); border: 1px solid var(--rule-strong); border-radius: var(--radius);
  padding: 22px; position: relative; overflow: hidden;
}

.tier::before { content: ''; position: absolute; inset: 0 auto 0 0; width: 3px; }
.tier.bronze::before { background: var(--bronze); }
.tier.silver::before { background: var(--silver); }
.tier.gold::before { background: var(--gold); }

.tier .name { font-family: var(--disp); font-size: 24px; }
.tier .range { font-family: var(--mono); font-size: 13px; color: var(--muted); margin-top: 2px; }
.tier .boost { font-family: var(--mono); font-size: 40px; margin: 16px 0 2px; letter-spacing: -.02em; }
.tier .boost small { font-size: 12px; letter-spacing: .12em; color: var(--muted); display: block; margin-top: 4px; }
.tier p { font-size: 14px; color: var(--ink-soft); margin: 12px 0 0; }
.tier .extra { font-size: 13px; color: var(--brass); margin-top: 10px; }

.bundle {
  margin-top: 20px; border: 1px dashed var(--rule-strong); border-radius: var(--radius);
  padding: 16px 18px; background: var(--paper-2); font-size: 14.5px;
}

/* ---------------- vault ---------------- */
.vault-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 26px; align-items: start; }

.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; max-height: 190px; overflow: auto; }

.chip {
  font-family: var(--mono); font-size: 11.5px; padding: 5px 8px; border-radius: 2px; cursor: pointer;
  border: 1px solid var(--rule-strong); background: var(--paper-2); color: var(--ink-soft);
}

.chip.on { border-color: var(--brass-2); background: color-mix(in srgb, var(--brass-2) 16%, transparent); color: var(--ink); }
.chip.staked { cursor: default; opacity: .8; }
.chip.bronze { border-left: 3px solid var(--bronze); }
.chip.silver { border-left: 3px solid var(--silver); }
.chip.gold { border-left: 3px solid var(--gold); }

.row-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

.pool-big { font-family: var(--mono); font-size: 34px; letter-spacing: -.02em; }
.pool-sub { color: var(--muted); font-size: 13.5px; margin-top: 2px; }

/* ---------------- collection ---------------- */
.reveal-banner {
  border: 1px solid var(--line, #d8d2c4);
  border-radius: 10px;
  padding: 12px 14px;
  margin: 14px 0 8px;
  font-size: 13.5px;
  line-height: 1.55;
  background: repeating-linear-gradient(135deg, rgba(0,0,0,0.035) 0 8px, transparent 8px 16px);
}
.reveal-banner.ok {
  border-color: #2e8b57;
  background: rgba(46, 139, 87, 0.08);
}
.card.sealed .thumb {
  background: repeating-linear-gradient(45deg, rgba(0,0,0,0.07) 0 10px, rgba(0,0,0,0.02) 10px 20px);
  border-bottom: 1px dashed var(--line, #d8d2c4);
}
.ph.seal { letter-spacing: 3px; font-size: 12px; opacity: 0.75; }
.chip.sealed { opacity: 0.65; font-style: italic; }
.stat .v.ok { color: #2e8b57; }

.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(158px, 1fr)); gap: 12px; }

.card {
  border: 1px solid var(--rule-strong); border-radius: var(--radius); overflow: hidden; background: var(--paper);
}

.card .thumb {
  aspect-ratio: 2.2 / 1; background: linear-gradient(120deg, #7d6a2c, #e5c96a 40%, #f2e2a4);
  display: flex; align-items: center; justify-content: center;
}

.card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card .thumb .ph { font-family: var(--mono); font-size: 11px; color: #2a2410; opacity: .6; }
.card .meta { padding: 9px 11px; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card .meta .id { font-family: var(--mono); font-size: 12px; }
.card .meta .tag { font-family: var(--mono); font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

.pager { display: flex; gap: 10px; align-items: center; margin-top: 18px; }

/* ---------------- faq ---------------- */
.faq { border-top: 1px solid var(--rule); }

.faq details { border-bottom: 1px solid var(--rule); padding: 16px 2px; }
.faq summary { cursor: pointer; font-family: var(--disp); font-size: 18.5px; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '＋'; float: right; font-family: var(--mono); color: var(--brass); }
.faq details[open] summary::after { content: '－'; }
.faq p { margin: 12px 0 0; color: var(--ink-soft); font-size: 15px; max-width: 78ch; }

/* ---------------- footer ---------------- */
footer.foot { border-top: 1px solid var(--rule); padding: 30px 0 46px; color: var(--muted); font-size: 13px; }
.foot-in { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; align-items: center; }
.foot a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px dotted var(--rule-strong); }

/* ---------------- toast ---------------- */
#toasts { position: fixed; right: 16px; bottom: 16px; z-index: 90; display: flex; flex-direction: column; gap: 8px; }

.toast {
  background: var(--paper); border: 1px solid var(--rule-strong); border-left: 3px solid var(--brass);
  border-radius: var(--radius); padding: 11px 14px; box-shadow: var(--shadow); font-size: 13.5px; max-width: 340px;
}

.toast.ok { border-left-color: var(--ok); }
.toast.bad { border-left-color: var(--bad); }
.toast .t { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

.hint { font-size: 13px; color: var(--muted); }

@media (max-width: 980px) {
  .hero-grid, .console-grid, .vault-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat { border-bottom: 1px solid var(--rule); }
  .tier-grid { grid-template-columns: 1fr; }
  nav.bar-nav { display: none; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .stats { grid-template-columns: 1fr; }
  .stat { border-right: 0; }
}

/* ---------------- pilihan bahasa ---------------- */
.langs { display: inline-flex; gap: 2px; border: 1px solid var(--rule); border-radius: 9px; padding: 2px; margin-right: 6px; }
.langs button { background: none; border: 0; color: var(--muted); font: inherit; font-size: 12.5px; line-height: 1; padding: 5px 8px; border-radius: 7px; cursor: pointer; }
.langs button:hover { color: var(--ink); }
.langs button.on { background: var(--ink); color: var(--paper-bg, #14120b); }
@media (max-width: 560px) { .langs button { padding: 4px 6px; font-size: 12px; } }