/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Tokens ────────────────────────────────────────────────── */
:root {
  --sand:    #f5f0e8;
  --sand2:   #ede6d6;
  --brown:   #8b6914;
  --brown2:  #6b4f10;
  --dark:    #1e1a14;
  --text:    #2d2416;
  --muted:   #7a6a50;
  --white:   #fffdf8;
  --green:   #2e6b45;
  --red:     #a02020;
  --radius:  10px;
  --shadow:  0 2px 16px rgba(0,0,0,.08);
}

/* ── Base ──────────────────────────────────────────────────── */
body {
  font-family: 'Cairo', sans-serif;
  background: var(--sand);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 16px;
  line-height: 1.7;
}

h1, h2, h3 {
  font-family: 'Amiri', serif;
  font-weight: 700;
  color: var(--brown2);
  line-height: 1.3;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }

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

/* ── Navbar ────────────────────────────────────────────────── */
.navbar {
  background: var(--dark);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-brand {
  font-family: 'Amiri', serif;
  font-size: 1.4rem;
  color: #d4a853 !important;
  text-decoration: none !important;
  letter-spacing: .02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}
.nav-links a {
  color: #ccc;
  font-size: .95rem;
  transition: color .2s;
}
.nav-links a:hover { color: #fff; text-decoration: none; }

/* ── Buttons ───────────────────────────────────────────────── */
.btn-primary, .btn-outline, .btn, button[type=submit] {
  display: inline-block;
  padding: .45rem 1.2rem;
  border-radius: var(--radius);
  font-family: 'Cairo', sans-serif;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
  border: 2px solid transparent;
  text-decoration: none !important;
}
.btn-primary, button[type=submit] {
  background: var(--brown);
  color: #fff;
  border-color: var(--brown);
}
.btn-primary:hover, button[type=submit]:hover {
  background: var(--brown2);
  border-color: var(--brown2);
}
.btn-outline {
  background: transparent;
  color: #ccc;
  border-color: #555;
}
.btn-outline:hover { border-color: #fff; color: #fff; }
.btn-sm {
  padding: .3rem .8rem;
  font-size: .82rem;
}
.btn-green {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.btn-red {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
}

/* ── Main content ──────────────────────────────────────────── */
.main-content {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* ── Flash messages ────────────────────────────────────────── */
.flash {
  padding: .85rem 1.2rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  font-weight: 600;
}
.flash-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.flash-error   { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.flash-info    { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; }

/* ── Card ──────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  margin-bottom: 1.5rem;
}
.card-title {
  font-family: 'Amiri', serif;
  font-size: 1.3rem;
  color: var(--brown2);
  margin-bottom: 1.2rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--sand2);
}

/* ── Forms ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: .35rem;
  color: var(--text);
  font-size: .95rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .6rem .9rem;
  border: 1.5px solid #d0c4a8;
  border-radius: var(--radius);
  font-family: 'Cairo', sans-serif;
  font-size: .95rem;
  background: #fff;
  color: var(--text);
  transition: border-color .2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--brown);
}
.form-group textarea { resize: vertical; min-height: 90px; }
.form-hint { font-size: .82rem; color: var(--muted); margin-top: .25rem; }

/* ── Auth pages ────────────────────────────────────────────── */
.auth-wrap {
  max-width: 440px;
  margin: 3rem auto;
}
.auth-title {
  font-family: 'Amiri', serif;
  font-size: 2rem;
  color: var(--brown2);
  margin-bottom: .3rem;
  text-align: center;
}
.auth-sub {
  color: var(--muted);
  text-align: center;
  margin-bottom: 2rem;
  font-size: .95rem;
}

/* ── Person grid ────────────────────────────────────────────── */
.person-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.person-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.2rem;
  transition: transform .15s, box-shadow .15s;
  border-top: 4px solid var(--brown);
}
.person-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(0,0,0,.12);
}
.person-card h3 { font-size: 1rem; margin-bottom: .3rem; }
.person-card .meta { font-size: .82rem; color: var(--muted); }
.person-card .actions { margin-top: .8rem; display: flex; gap: .5rem; flex-wrap: wrap; }

/* ── Tree ──────────────────────────────────────────────────── */
.tree-wrap {
  overflow-x: auto;
  padding: 1rem 0;
}
.tree-node {
  display: inline-block;
  background: var(--white);
  border: 2px solid var(--sand2);
  border-radius: var(--radius);
  padding: .5rem 1rem;
  font-size: .9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  position: relative;
}
.tree-node.is-user { border-color: var(--brown); background: #fdf6e3; }
.tree-level {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

/* ── Table ──────────────────────────────────────────────────── */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: right; padding: .7rem 1rem; border-bottom: 1px solid var(--sand2); }
th { font-weight: 700; color: var(--brown2); background: var(--sand); font-size: .9rem; }
tr:hover td { background: #fdf8f0; }

/* ── Page header ────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: .8rem;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 1.2rem;
  font-size: .85rem;
  color: var(--muted);
  border-top: 1px solid var(--sand2);
  margin-top: auto;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 600px) {
  .nav-links { gap: .7rem; }
  .main-content { padding: 1rem; }
  h1 { font-size: 1.5rem; }
}