/* ============================================================
   SCHOOL PORTAL — DESIGN SYSTEM
   ============================================================ */

:root {
  --navy: #1c2b4a;
  --navy-dark: #121d33;
  --navy-soft: #2a3d63;
  --teal: #2f6b5e;
  --amber: #d9a441;
  --amber-soft: #f3e3c3;
  --red: #b5432e;
  --red-soft: #f5ddd6;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --border: #e1e6ec;
  --text: #1f2937;
  --text-muted: #64748b;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(28, 43, 74, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.55;
}

h1, h2, h3, h4 {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.4em;
  color: var(--navy-dark);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }

p { margin: 0 0 1em; color: var(--text); }
a { color: var(--navy); }

button, input, select, textarea { font-family: inherit; font-size: inherit; }

/* ---------- Layout: split login screen ---------- */
.split-auth {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 820px) {
  .split-auth { grid-template-columns: 1fr; }
  .brand-panel { min-height: 220px; }
}

.brand-panel {
  background: var(--navy);
  background-image:
    radial-gradient(circle at 15% 25%, rgba(217,164,65,0.16) 0, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(47,107,94,0.25) 0, transparent 50%);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 4rem 3.5rem;
}
.brand-panel .eyebrow {
  color: var(--amber);
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}
.brand-panel h1 {
  color: #fff;
  font-size: 2.4rem;
  max-width: 11ch;
}
.brand-panel p {
  color: rgba(255,255,255,0.75);
  max-width: 34ch;
  font-size: 1rem;
}

.form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem;
}
.auth-card { width: 100%; max-width: 380px; }
.auth-card h2 { margin-bottom: 0.25rem; }
.auth-card .subtitle { color: var(--text-muted); margin-bottom: 1.75rem; }

/* ---------- Forms ---------- */
.form-group { margin-bottom: 1.1rem; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.35rem;
  color: var(--navy-dark);
}
.form-group .hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.3rem; }
input[type=text], input[type=password], input[type=number], input[type=tel],
input[type=email], input[type=file], select, textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--navy-soft);
  outline-offset: 1px;
}
textarea { min-height: 100px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s ease;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-primary { background: var(--navy); color: #fff; }
.btn-secondary { background: #fff; color: var(--navy); border-color: var(--border); }
.btn-danger { background: var(--red); color: #fff; }
.btn-amber { background: var(--amber); color: var(--navy-dark); }
.btn-block { width: 100%; }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.82rem; }

/* ---------- App shell (dashboards) ---------- */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px;
  flex-shrink: 0;
  background: var(--navy);
  color: #fff;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
}
.sidebar .brand {
  font-family: "Fraunces", serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 2rem;
  padding: 0 0.5rem;
}
.sidebar .brand span { color: var(--amber); }
.sidebar nav { display: flex; flex-direction: column; gap: 0.2rem; flex: 1; }
.sidebar nav a, .sidebar nav button {
  color: rgba(255,255,255,0.78);
  text-decoration: none;
  padding: 0.6rem 0.75rem;
  border-radius: 8px;
  font-size: 0.92rem;
  font-weight: 500;
  background: none;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.sidebar nav a:hover, .sidebar nav button:hover { background: rgba(255,255,255,0.08); color: #fff; }
.sidebar nav a.active { background: var(--amber); color: var(--navy-dark); }
.sidebar .signout { margin-top: auto; }

.main { flex: 1; min-width: 0; padding: 2rem 2.5rem; }
@media (max-width: 780px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 1rem; }
  .sidebar .brand { margin-bottom: 0; }
  .sidebar nav { flex-direction: row; overflow-x: auto; }
  .sidebar .signout { margin-top: 0; }
  .main { padding: 1.25rem; }
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.75rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.topbar .who { color: var(--text-muted); font-size: 0.9rem; }

/* ---------- Cards / tables ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  gap: 1rem;
  flex-wrap: wrap;
}

table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { text-align: left; padding: 0.65rem 0.6rem; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.02em; }
tr:last-child td { border-bottom: none; }

.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
}
.badge-pending { background: var(--amber-soft); color: #8a5a10; }
.badge-resolved { background: #dcece3; color: var(--teal); }
.badge-teacher { background: #e4e9f5; color: var(--navy); }
.badge-school { background: var(--red-soft); color: var(--red); }
.badge-note { background: #eee; color: #555; }

.tabs { display: flex; gap: 0.4rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.tab {
  padding: 0.5rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.86rem;
  color: var(--text-muted);
}
.tab.active { background: var(--navy); border-color: var(--navy); color: #fff; }

.alert { padding: 0.75rem 1rem; border-radius: 8px; font-size: 0.88rem; margin-bottom: 1rem; }
.alert-error { background: var(--red-soft); color: var(--red); }
.alert-success { background: #dcece3; color: var(--teal); }

.empty-state { text-align: center; padding: 2.5rem 1rem; color: var(--text-muted); }
.empty-state h3 { color: var(--text-muted); }

.muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(0,0,0,0.15); border-top-color: var(--navy);
  border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }