:root {
  --ink: #1a1f2e;
  --muted: #5c6578;
  --paper: #f7f4ef;
  --card: #fffdf9;
  --line: #e4ddd2;
  --accent: #0f6e6a;
  --accent-2: #c45c26;
  --danger: #9b1c1c;
  --ok: #1f6b3a;
  --shadow: 0 18px 50px rgba(26, 31, 46, 0.08);
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15,110,106,.12), transparent 60%),
    radial-gradient(900px 500px at 100% 0%, rgba(196,92,38,.10), transparent 55%),
    linear-gradient(180deg, #fbf8f3 0%, var(--paper) 40%, #efe9e0 100%);
  min-height: 100vh;
}
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-2); }
.wrap { width: min(1100px, calc(100% - 2.5rem)); margin: 0 auto; }
.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 0; gap: 1rem;
}
.brand {
  font-family: var(--serif);
  font-size: 1.35rem;
  letter-spacing: .02em;
  color: var(--ink);
  text-decoration: none;
}
.nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav a:hover { color: var(--ink); }
.hero {
  padding: 4.5rem 0 3.5rem;
  display: grid;
  gap: 1.25rem;
  max-width: 42rem;
}
.hero h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.08;
  margin: 0;
}
.hero p { margin: 0; color: var(--muted); font-size: 1.1rem; line-height: 1.55; max-width: 36rem; }
.cta-row { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: .5rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; border-radius: 999px;
  padding: .7rem 1.2rem; font-weight: 600; cursor: pointer;
  text-decoration: none; font-size: .95rem;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; color: #fff; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.section { padding: 2.5rem 0 3.5rem; }
.section h2 { font-family: var(--serif); font-size: 1.8rem; margin: 0 0 .5rem; }
.section .lede { color: var(--muted); margin: 0 0 1.5rem; max-width: 40rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
.tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 1.2rem 1.25rem;
  box-shadow: var(--shadow);
}
.tile h3 { margin: 0 0 .4rem; font-size: 1.05rem; }
.tile p { margin: 0; color: var(--muted); font-size: .95rem; line-height: 1.45; }
.footer { padding: 2rem 0 3rem; color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); margin-top: 2rem; }

/* Portal */
.portal-body { background: #f3f1ec; }
.portal-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
@media (max-width: 900px) { .portal-shell { grid-template-columns: 1fr; } }
.side {
  background: #141926; color: #e8e4dc; padding: 1.4rem 1.1rem;
}
.side .brand { color: #fff; font-size: 1.15rem; display: block; margin-bottom: 1.5rem; }
.side a { display: block; color: #c9c3b7; text-decoration: none; padding: .55rem .7rem; border-radius: .55rem; margin-bottom: .2rem; }
.side a:hover, .side a.active { background: rgba(255,255,255,.08); color: #fff; }
.main { padding: 1.5rem 1.5rem 2.5rem; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1.25rem; }
.panel {
  background: #fff; border: 1px solid var(--line); border-radius: 1rem;
  padding: 1.1rem 1.2rem; box-shadow: var(--shadow); margin-bottom: 1rem;
}
.panel h1, .panel h2 { font-family: var(--serif); margin: 0 0 .75rem; }
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: .75rem; }
@media (max-width: 1000px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat { background: #fff; border: 1px solid var(--line); border-radius: .9rem; padding: .9rem 1rem; }
.stat .n { font-size: 1.6rem; font-weight: 700; }
.stat .l { color: var(--muted); font-size: .85rem; }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .55rem .35rem; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
label { display: block; font-size: .85rem; color: var(--muted); margin: .55rem 0 .25rem; }
input, select, textarea {
  width: 100%; padding: .65rem .7rem; border: 1px solid var(--line);
  border-radius: .6rem; font: inherit; background: #fff;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
@media (max-width: 700px) { .form-row { grid-template-columns: 1fr; } }
.auth-card {
  width: min(420px, calc(100% - 2rem));
  margin: 8vh auto;
  background: #fff; border: 1px solid var(--line); border-radius: 1.1rem;
  padding: 1.5rem; box-shadow: var(--shadow);
}
.auth-card h1 { font-family: var(--serif); font-size: 1.6rem; margin: 0 0 .35rem; }
.auth-card .sub { color: var(--muted); margin: 0 0 1rem; }
.flash { padding: .7rem .85rem; border-radius: .6rem; margin-bottom: 1rem; font-size: .92rem; }
.flash.error { background: #fde8e8; color: var(--danger); }
.flash.ok { background: #e7f6ec; color: var(--ok); }
.badge {
  display: inline-block; padding: .15rem .5rem; border-radius: 999px;
  background: #eef6f5; color: var(--accent); font-size: .75rem; font-weight: 600;
}
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .9rem; }
.secret-box {
  background: #141926; color: #f3efe6; padding: .85rem 1rem; border-radius: .7rem;
  word-break: break-all; margin: .75rem 0 1rem;
}
.muted { color: var(--muted); }
.stack > * + * { margin-top: .75rem; }