:root {
  --ink: #1c1915;
  --wood: #6b4b32;
  --wood-dark: #3d2b1f;
  --brass: #b08958;
  --paper: #f6f1e8;
  --card: #fffdf9;
  --line: #e6dccb;
  --ok: #2f6b4f;
  --out: #9b3a2f;
  --muted: #8a7b6a;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", "Avenir Next", sans-serif;
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
}
a { color: var(--wood); text-decoration: none; }
.top {
  background: var(--wood-dark);
  color: #f6f1e8;
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand { color: #fff; font-weight: 650; display: flex; align-items: center; gap: 10px; }
.mark {
  width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--brass); color: var(--wood-dark);
}
.nav { display: flex; flex-wrap: wrap; gap: 6px; }
.nav a {
  color: #f6f1e8;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: .92rem;
}
.nav a.active, .nav a:hover { background: rgba(255,255,255,.08); }
.page { width: min(1100px, calc(100% - 32px)); margin: 0 auto; padding: 22px 0 48px; }
.card, table {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
}
.card { padding: 16px 18px; box-shadow: 0 10px 30px rgba(61,43,31,.05); }
table { width: 100%; border-collapse: collapse; overflow: hidden; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
th { font-size: .78rem; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.btn, button, .btn-wood {
  background: var(--wood-dark); color: #fff; border: 0; border-radius: 12px;
  padding: 10px 14px; cursor: pointer; font: inherit;
}
.btn-ok { background: var(--ok); }
.btn-out { background: var(--out); }
.btn-big { width: 100%; margin-top: 8px; }
input, select, textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 12px;
  padding: 10px 12px; font: inherit; background: #fff;
}
label { display: block; margin: 12px 0 6px; font-size: .9rem; }
.flash { border-radius: 12px; padding: 10px 12px; margin: 0 0 14px; }
.flash.ok { background: #e7f3ec; color: var(--ok); }
.flash.err { background: #fdecea; color: var(--out); }
.muted { color: var(--muted); }
.login-body { min-height: 100vh; }
.hero {
  width: min(1000px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  align-items: center;
  padding: 56px 0;
}
.hero h1 { font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.05; margin: 8px 0; }
.kicker { color: var(--wood); letter-spacing: .12em; text-transform: uppercase; font-size: .78rem; font-weight: 700; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.feature { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 12px; }
.feature i { color: var(--wood); font-size: 1.3rem; }
.feature b, .feature span { display: block; }
.feature span { color: var(--muted); font-size: .85rem; margin-top: 4px; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 22px; }
@media (max-width: 800px) {
  .hero, .features { grid-template-columns: 1fr; }
  .top { flex-direction: column; align-items: flex-start; }
}

.kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 8px 0 22px; }
.kpi {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 16px 18px; display: flex; flex-direction: column; gap: 4px;
}
.kpi b { font-size: 2rem; line-height: 1; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 28px; }
.actions .btn { width: auto; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
.btn-ghost { background: transparent; color: var(--wood-dark); border: 1px solid var(--brass); }
h1 { margin: 0 0 14px; }
h2 { margin: 8px 0 12px; }
.code { font-weight: 700; letter-spacing: .03em; }
@media (max-width: 700px) { .kpis { grid-template-columns: 1fr; } }
.row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 16px;
}
.row .btn,
.row .btn-big,
.row .btn-ghost {
  width: auto;
  margin-top: 0;
}
.row .btn-big { flex: 1 1 220px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 700px) { .form-grid { grid-template-columns: 1fr; } }