/* ============================================================
   Legal Center — editorial "legal document" aesthetic
   Warm paper · Fraunces serif display · numbered clauses
   ============================================================ */

:root {
  --paper:      #f6f2e9;
  --paper-2:    #fffdf7;
  --ink:        #1b1916;
  --ink-soft:   #5b554a;
  --ink-faint:  #8a8275;
  --line:       #e4ddcc;
  --line-soft:  #efe9db;
  --accent:     #1f6f54;
  --accent-deep:#123f30;
  --accent-soft:#e7efe9;
  --warn:       #b06b1f;
  --maxw:       1080px;
  --readw:      680px;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(120% 90% at 100% 0%, rgba(31,111,84,0.05), transparent 60%),
    radial-gradient(80% 60% at 0% 100%, rgba(176,107,31,0.04), transparent 55%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* faint paper grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
}

body > * { position: relative; z-index: 1; }

a { color: var(--accent); text-decoration: none; text-underline-offset: 3px; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* reading-progress bar */
.progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0;
  background: var(--accent); z-index: 50; transition: width 0.1s linear;
}

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.32rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: inline-flex; align-items: baseline; gap: 2px;
}
.brand .dot { color: var(--accent); }
.topnav { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; }
.topnav a { color: var(--ink-soft); margin-left: 22px; }
.topnav a:hover { color: var(--accent); text-decoration: none; }

/* ---------- page header ---------- */
.page-head { padding: 64px 0 30px; }
.page-head.center { text-align: center; }
.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--accent);
}
h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 14px;
  color: var(--ink);
}
.subtitle { font-size: 1.12rem; color: var(--ink-soft); margin: 0; max-width: 60ch; }
.page-head.center .subtitle { margin-inline: auto; }

.meta {
  margin-top: 26px;
  display: flex; flex-wrap: wrap; gap: 0;
  font-family: var(--mono); font-size: 0.74rem;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-faint);
  border-top: 1px solid var(--line);
}
.meta span {
  padding: 12px 22px 12px 0;
  margin-right: 22px;
  border-right: 1px solid var(--line);
}
.meta span:last-child { border-right: 0; }
.meta b { display: block; color: var(--ink); font-weight: 600; margin-top: 3px; letter-spacing: 0; text-transform: none; font-family: var(--sans); font-size: 0.92rem; }

/* ---------- document layout ---------- */
.content {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 56px;
  padding: 24px 0 110px;
  align-items: start;
}
@media (max-width: 820px) {
  .content { grid-template-columns: 1fr; gap: 0; }
  .toc { display: none; }
}

/* table of contents */
.toc { position: sticky; top: 92px; }
.toc h4 {
  font-family: var(--mono); font-size: 0.66rem; text-transform: uppercase;
  letter-spacing: 0.18em; color: var(--ink-faint); margin: 0 0 14px;
}
.toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.toc a {
  display: block; position: relative;
  color: var(--ink-soft); font-size: 0.9rem; line-height: 1.4;
  padding: 7px 0 7px 34px;
  border-left: 1px solid var(--line);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.toc a::before {
  counter-increment: toc;
  content: counter(toc, decimal-leading-zero);
  position: absolute; left: 12px; top: 7px;
  font-family: var(--mono); font-size: 0.66rem; color: var(--ink-faint);
}
.toc a:hover { color: var(--ink); text-decoration: none; }
.toc a.active {
  color: var(--accent-deep); font-weight: 600;
  border-left-color: var(--accent);
}
.toc a.active::before { color: var(--accent); }

/* article body */
article { counter-reset: clause; max-width: var(--readw); }
article > section { padding-top: 14px; margin-bottom: 38px; }
article > section h2 {
  scroll-margin-top: 90px;
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.6rem;
  letter-spacing: -0.015em;
  line-height: 1.2;
  margin: 0 0 16px;
  padding-top: 26px;
  border-top: 1px solid var(--line-soft);
  display: flex; gap: 16px; align-items: baseline;
}
article > section:first-child h2 { border-top: 0; padding-top: 0; }
article > section h2::before {
  counter-increment: clause;
  content: counter(clause, decimal-leading-zero);
  font-family: var(--mono); font-size: 0.82rem; font-weight: 500;
  color: var(--accent);
  flex: none;
  transform: translateY(-2px);
}
article h3 { font-family: var(--serif); font-weight: 500; font-size: 1.16rem; margin: 26px 0 8px; }
article p { margin: 0 0 16px; color: var(--ink); }
article ul { margin: 0 0 18px; padding: 0; list-style: none; }
article li { position: relative; padding-left: 26px; margin: 9px 0; }
article li::before {
  content: ""; position: absolute; left: 4px; top: 0.72em;
  width: 7px; height: 7px; border: 1.5px solid var(--accent);
  transform: rotate(45deg);
}
article strong { font-weight: 600; color: var(--ink); }

/* callout */
.callout {
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
  padding: 16px 20px; margin: 22px 0;
  font-size: 0.97rem; color: var(--ink);
}
.callout.warn { background: #f7ecdc; border-left-color: var(--warn); }

/* key-value table */
table.kv { width: 100%; border-collapse: collapse; margin: 6px 0 18px; font-size: 0.95rem; }
table.kv td { padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.kv tr:first-child td { border-top: 1px solid var(--line); }
table.kv td:first-child {
  width: 36%; color: var(--ink-faint);
  font-family: var(--mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em;
  padding-top: 15px;
}

/* ---------- cards (home + app index) ---------- */
.lead { max-width: var(--readw); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; padding: 16px 0 90px; }
.card {
  display: block; position: relative;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 30px 28px 26px;
  color: var(--ink);
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: 14px;
  box-shadow: inset 0 0 0 1px transparent; pointer-events: none;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent); box-shadow: 0 18px 40px -24px rgba(18,63,48,0.45); text-decoration: none; }
.card-cover { position: absolute; inset: 0; z-index: 1; border-radius: 14px; }
.card .idx {
  position: absolute; top: 22px; right: 24px;
  font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint);
}
.card .kicker {
  font-family: var(--mono); font-size: 0.66rem; text-transform: uppercase;
  letter-spacing: 0.16em; color: var(--accent);
}
.card h3 { font-family: var(--serif); font-weight: 500; font-size: 1.55rem; letter-spacing: -0.01em; margin: 12px 0 6px; }
.card p { margin: 0; color: var(--ink-soft); font-size: 0.96rem; }
.card .arrow { margin-top: 18px; font-family: var(--mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); }

.doclinks { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; position: relative; z-index: 2; }
.doclinks a {
  font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em;
  border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 14px; color: var(--ink-soft); background: var(--paper);
  transition: all 0.16s ease;
}
.doclinks a:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--line); padding: 34px 0 48px; margin-top: 20px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; align-items: center; }
footer .crumbs { font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); letter-spacing: 0.04em; }
footer .crumbs a { color: var(--ink-soft); }
footer .crumbs span { margin: 0 8px; opacity: 0.5; }
footer .back { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); }

/* ---------- entrance animation ---------- */
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
[data-rise] { opacity: 0; animation: rise 0.7s cubic-bezier(0.2, 0.7, 0.2, 1) forwards; }
[data-rise="1"] { animation-delay: 0.02s; }
[data-rise="2"] { animation-delay: 0.10s; }
[data-rise="3"] { animation-delay: 0.18s; }
[data-rise="4"] { animation-delay: 0.26s; }
@media (prefers-reduced-motion: reduce) {
  [data-rise] { opacity: 1; animation: none; }
  html { scroll-behavior: auto; }
}