:root {
  --ink: #16231f;
  --paper: #f7f5f0;
  --teal: #0f5c52;
  --teal-deep: #0a3d36;
  --gold: #c9982f;
  --line: #dcd6c8;
  --muted: #6b7570;
  --danger: #b3413a;
  --white: #ffffff;
  --radius: 6px;
  --font-body: 'Inter', -apple-system, Segoe UI, Roboto, sans-serif;
  --font-display: 'Source Serif 4', Georgia, serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--teal); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-shell { display: flex; min-height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: 220px;
  background: var(--teal-deep);
  color: #eef4f2;
  flex-shrink: 0;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}
.sidebar .brand-sub {
  font-size: 12px;
  color: #9fc2ba;
  margin-bottom: 28px;
}
.sidebar nav { display: flex; flex-direction: column; gap: 2px; }
.sidebar nav a {
  color: #cfe3de;
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: 14px;
}
.sidebar nav a:hover, .sidebar nav a.active {
  background: rgba(255,255,255,0.1);
  color: #fff;
  text-decoration: none;
}
.sidebar .logout { margin-top: auto; }
.sidebar .logout a { color: #e3a79c; }

.lang-switch { display: flex; gap: 6px; margin-top: 18px; }
.lang-switch a {
  flex: 1; text-align: center; padding: 6px 0; border-radius: var(--radius);
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em;
  background: rgba(255,255,255,0.08); color: #b9d3cd;
}
.lang-switch a:hover, .lang-switch a.active {
  background: rgba(255,255,255,0.18); color: #fff; text-decoration: none;
}

/* ---------- Main ---------- */
.main { flex: 1; padding: 28px 36px; max-width: 1180px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.topbar h1 { font-family: var(--font-display); font-size: 24px; margin: 0; }
.topbar .sub { color: var(--muted); font-size: 13px; margin-top: 2px; }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 20px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; color: #33413c; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=tel], select, textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font-body);
  background: #fff;
  color: var(--ink);
}
textarea { resize: vertical; min-height: 70px; }
.field { margin-bottom: 15px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 4px; }

.btn {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  background: var(--teal);
  color: #fff;
}
.btn:hover { background: var(--teal-deep); text-decoration: none; }
.btn.secondary { background: #fff; color: var(--teal); border-color: var(--teal); }
.btn.secondary:hover { background: #eef6f4; }
.btn.danger { background: var(--danger); }
.btn.small { padding: 5px 12px; font-size: 13px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); font-weight: 700; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; background: #eef1ee; color: #445048; }
.badge.gold { background: #f8ecd2; color: #8a6412; }
.badge.teal { background: #dcede9; color: var(--teal-deep); }
.badge.red { background: #f5dfdc; color: var(--danger); }

.type-tabs { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }
.type-tabs a {
  padding: 7px 14px; border-radius: 20px; font-size: 13px; font-weight: 600;
  background: #fff; border: 1px solid var(--line); color: var(--ink);
}
.type-tabs a.active { background: var(--teal); border-color: var(--teal); color: #fff; }

.flash { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 18px; font-size: 14px; }
.flash.success { background: #dff0ea; color: #0a4b3d; border: 1px solid #b6e0d2; }
.flash.error { background: #fbe3e0; color: #8c2c22; border: 1px solid #f0bcb6; }

.auth-wrap { max-width: 420px; margin: 60px auto; }
.auth-wrap .card { padding: 32px; }
.auth-wrap h1 { font-family: var(--font-display); font-size: 26px; text-align: center; margin-bottom: 6px; }
.auth-wrap .sub { text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 24px; }

.logo-preview { width: 90px; height: 90px; object-fit: contain; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 6px; }

.item-row { display: grid; grid-template-columns: 1fr 90px 130px 130px 40px; gap: 8px; align-items: center; margin-bottom: 8px; }
.item-row.header-row { font-size: 12px; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.item-row input { padding: 7px 9px; }
.remove-row { background: none; border: none; color: var(--danger); font-size: 18px; cursor: pointer; }

.totals-box { max-width: 320px; margin-left: auto; margin-top: 10px; }
.totals-box .row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.totals-box .row.total { font-weight: 700; font-size: 17px; border-top: 2px solid var(--ink); margin-top: 4px; padding-top: 10px; }

.icon-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.icon-item { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.icon-item svg { width: 15px; height: 15px; flex-shrink: 0; }

@media (max-width: 800px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .item-row { grid-template-columns: 1fr 70px 90px 90px 30px; }
}