:root {
  --bg: #171F2B;
  --panel: #202B3B;
  --panel-2: #263346;
  --ink: #EDE8DD;
  --ink-dim: #A9AFBC;
  --brass: #C9A227;
  --brass-soft: #E8C765;
  --green: #4CAF7D;
  --amber: #E0A73C;
  --red: #E2604F;
  --border: #33415A;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

.shelf-line {
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--brass) 0 40px, transparent 40px 44px);
  opacity: 0.6;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 40px;
  flex-wrap: wrap;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 14px; }
.logo-img-sm {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 50%;
  background: #fff;
  padding: 3px;
  box-shadow: 0 0 0 1.5px var(--brass);
}

.brand-mark {
  font-family: 'Fraunces', serif;
  font-size: 34px;
  color: var(--brass);
  border: 1.5px solid var(--brass);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(201,162,39,0.45);
  border-radius: 50%;
}
.brand-mark::before {
  width: 66px;
  height: 66px;
  border-top-color: transparent;
  border-left-color: transparent;
  animation: orbit-spin 14s linear infinite;
}
.brand-mark::after {
  width: 80px;
  height: 80px;
  border-bottom-color: transparent;
  border-right-color: transparent;
  opacity: 0.6;
  animation: orbit-spin 22s linear infinite reverse;
}
@keyframes orbit-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
  .brand-mark::before, .brand-mark::after { animation: none; }
}

.brand h1 {
  font-family: 'Fraunces', serif;
  font-weight: 600;
  font-size: 26px;
  margin: 0;
  letter-spacing: 0.3px;
}

.tagline { margin: 2px 0 0; color: var(--ink-dim); font-size: 13.5px; }

.stats { display: flex; gap: 14px; }

.stat-chip {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 16px;
  text-align: center;
  min-width: 74px;
}

.stat-chip .num { font-family: 'Fraunces', serif; font-size: 20px; display: block; }
.stat-chip .lbl { font-size: 11px; color: var(--ink-dim); text-transform: uppercase; letter-spacing: 0.5px; }

.user-box { display: flex; align-items: center; gap: 12px; }
.user-label { font-size: 13px; color: var(--ink-dim); }
.user-label b { color: var(--ink); }
.logout-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-dim);
  padding: 7px 14px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 12.5px;
}
.logout-btn:hover { border-color: var(--red); color: var(--red); }

main { padding: 0 40px 60px; display: flex; flex-direction: column; gap: 28px; max-width: 1100px; margin: 0 auto; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px 28px;
}

.panel h2 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 19px;
  margin: 0 0 18px;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}
.panel-head h2 { margin: 0; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  align-items: end;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  font-size: 12.5px;
  color: var(--ink-dim);
  gap: 6px;
}

.form-grid input,
.form-grid select {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--ink);
  font-size: 14px;
  font-family: 'Inter', sans-serif;
}

.form-grid input:focus,
.form-grid select:focus {
  outline: 2px solid var(--brass);
  outline-offset: 1px;
}

.user-list { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; }
.user-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  gap: 12px;
  flex-wrap: wrap;
}
.user-row .u-name { font-weight: 600; font-size: 14px; }
.user-row .u-meta { font-size: 12.5px; color: var(--ink-dim); }
.role-badge {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-weight: 700;
}
.role-badge.admin { background: rgba(201,162,39,0.18); color: var(--brass-soft); }
.role-badge.staff { background: rgba(76,175,125,0.18); color: var(--green); }

.form-grid button {
  grid-column: span 1;
  background: var(--brass);
  color: #201705;
  border: none;
  border-radius: 8px;
  padding: 11px 16px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s ease;
}
.form-grid button:hover { background: var(--brass-soft); }

.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink-dim);
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 12.5px;
}
.filter-btn.active { background: var(--brass); color: #201705; border-color: var(--brass); font-weight: 600; }

.student-list { display: flex; flex-direction: column; gap: 12px; }

.student-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1.4fr 1fr auto auto;
  align-items: center;
  gap: 18px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px 16px 0;
  overflow: hidden;
}

.ribbon {
  width: 10px;
  align-self: stretch;
  border-radius: 0 4px 4px 0;
}
.ribbon.active { background: var(--green); }
.ribbon.due_soon { background: var(--amber); }
.ribbon.expired { background: var(--red); }

.s-name { font-weight: 600; font-size: 15.5px; }
.s-meta { font-size: 12.5px; color: var(--ink-dim); margin-top: 3px; }

.s-cycle { font-size: 13px; color: var(--ink-dim); }
.s-cycle b { color: var(--ink); font-weight: 600; }

.s-days { text-align: center; }
.s-days .num { font-family: 'Fraunces', serif; font-size: 22px; }
.s-days .lbl { font-size: 10.5px; color: var(--ink-dim); text-transform: uppercase; }
.s-days.active .num { color: var(--green); }
.s-days.due_soon .num { color: var(--amber); }
.s-days.expired .num { color: var(--red); }

.s-actions { display: flex; gap: 8px; }
.s-actions button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 7px 12px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 12.5px;
}
.s-actions button:hover { border-color: var(--brass); color: var(--brass-soft); }
.s-actions button.danger:hover { border-color: var(--red); color: var(--red); }

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--brass);
  color: #201705;
  padding: 12px 22px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 13.5px;
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s ease;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.empty-state { text-align: center; padding: 40px 0; color: var(--ink-dim); font-size: 14px; }

.optional-tag { color: var(--ink-dim); font-weight: 400; text-transform: none; font-size: 11px; }

.print-btn { margin-left: auto; }

.seats-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.seat-chip {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 70px;
}
.seat-chip .seat-no { font-family: 'Fraunces', serif; color: var(--brass-soft); font-size: 16px; }
.seat-chip .seat-name { font-size: 11px; color: var(--ink-dim); margin-top: 2px; }

.notify-choice {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--panel);
  border: 1px solid var(--brass);
  border-radius: 10px;
  padding: 12px 14px;
  position: absolute;
  z-index: 20;
  right: 0;
  top: 42px;
  min-width: 180px;
}
.notify-choice label { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.notify-choice button { margin-top: 4px; }
.s-actions { position: relative; }

.print-only { display: none; }
@media print {
  body * { visibility: hidden; }
  .print-only, .print-only * { visibility: visible; }
  .print-only {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    color: #111;
    background: #fff;
    padding: 20px;
  }
  .print-header { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; border-bottom: 2px solid #C9A227; padding-bottom: 12px; }
  .print-header img { width: 56px; height: 56px; object-fit: contain; }
  .print-header h2 { margin: 0; font-family: 'Fraunces', serif; }
  .print-header p { margin: 2px 0 0; color: #555; font-size: 12px; }
  .print-only table { width: 100%; border-collapse: collapse; font-size: 12px; }
  .print-only th, .print-only td { border: 1px solid #ccc; padding: 6px 8px; text-align: left; }
  .print-only th { background: #f0f0f0; }
}

@media (max-width: 720px) {
  .topbar, main { padding-left: 18px; padding-right: 18px; }
  .student-card { grid-template-columns: auto 1fr; grid-template-rows: auto auto auto; }
  .s-actions { grid-column: 1 / -1; }
}