/* ── Variables ── */
:root {
  --bg: #0d0b1a;
  --card-bg: #13111f;
  --card-border: rgba(120, 86, 255, 0.16);
  --accent: #7c5cfc;
  --accent-hover: #6a48f0;
  --accent-light: #a48fff;
  --accent-glow: rgba(124, 92, 252, 0.22);
  --text: #e2e0f4;
  --text-muted: #6e6b90;
  --input-bg: #18162c;
  --input-border: #2a2748;
  --error: #f87171;
  --success: #4ade80;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
  --t: 0.18s ease;
}

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

/* ── Body ── */
body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 32px 16px;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 50% at 50% -10%, rgba(124,92,252,0.13) 0%, transparent 65%),
    radial-gradient(ellipse 50% 40% at 85% 90%, rgba(90,50,220,0.07) 0%, transparent 55%);
  pointer-events: none;
  z-index: 0;
}

.page {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

/* ── Card ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 460px;
}

.card-wide { max-width: 720px; }

/* ── Logo ── */
.logo {
  display: block;
  width: 50px;
  margin: 0 auto 18px;
  filter: drop-shadow(0 0 18px rgba(124,92,252,0.5));
}

/* ── Card title ── */
.card-title {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  text-align: center;
  margin-bottom: 24px;
}

.card-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: -16px;
  margin-bottom: 24px;
  line-height: 1.55;
}

/* ── Back link ── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-bottom: 20px;
  text-decoration: none;
  transition: color var(--t);
}
.back-link:hover { color: var(--text); }

/* ── Form ── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.form-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

input[type="text"],
input[type="password"],
select {
  width: 100%;
  padding: 10px 14px;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.93rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--t), box-shadow var(--t);
  -webkit-appearance: none;
  appearance: none;
}

input[type="text"]:focus,
input[type="password"]:focus,
select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236e6b90' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
  cursor: pointer;
}

select option, select optgroup {
  background: #1e1c30;
  color: var(--text);
}

/* ── Toggle switch ── */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  cursor: pointer;
  user-select: none;
}

.toggle-row span {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.toggle {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--input-border);
  border-radius: 999px;
  transition: background var(--t);
}

.toggle-track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: transform var(--t), background var(--t);
}

.toggle input:checked + .toggle-track { background: var(--accent); }
.toggle input:checked + .toggle-track::after {
  transform: translateX(16px);
  background: #fff;
}

/* ── File zone ── */
.file-zone {
  position: relative;
  border: 1.5px dashed var(--input-border);
  border-radius: var(--radius-sm);
  padding: 22px 16px;
  text-align: center;
  transition: border-color var(--t), background var(--t);
  margin-bottom: 14px;
  cursor: pointer;
  overflow: hidden;
}

.file-zone:hover,
.file-zone.dragover {
  border-color: var(--accent);
  background: rgba(124,92,252,0.05);
}

.file-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.file-zone-icon {
  font-size: 1.7rem;
  display: block;
  margin-bottom: 6px;
  pointer-events: none;
}

.file-zone-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  pointer-events: none;
}

.file-zone-name {
  margin-top: 8px;
  font-size: 0.82rem;
  color: var(--accent-light);
  word-break: break-all;
  pointer-events: none;
}

/* ── Button ── */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 11px 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t), box-shadow var(--t), transform var(--t);
  box-shadow: 0 2px 14px var(--accent-glow);
  margin-top: 4px;
}

.btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 4px 22px var(--accent-glow);
}

.btn:active { transform: scale(0.98); }

.btn-sm {
  width: auto;
  padding: 7px 18px;
  font-size: 0.84rem;
}

.btn-danger {
  background: rgba(127,29,29,0.7);
  color: #fca5a5;
  box-shadow: none;
  border: 1px solid rgba(239,68,68,0.2);
}
.btn-danger:hover {
  background: rgba(153,27,27,0.85);
  box-shadow: none;
}

/* ── Progress ── */
.progress-wrap { margin-top: 18px; }

.progress-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  min-height: 1.1em;
}

.progress-track {
  background: #1b1930;
  border-radius: 999px;
  height: 5px;
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-light) 100%);
  border-radius: 999px;
  transition: width 0.2s;
}

/* ── Error / success ── */
.alert {
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}
.alert-error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.25);
  color: var(--error);
}
.alert-success {
  background: rgba(74,222,128,0.08);
  border: 1px solid rgba(74,222,128,0.25);
  color: var(--success);
}

/* ── Dashboard grid ── */
.dash-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.dash-card {
  background: #19172a;
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 20px 14px 16px;
  text-align: center;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: background var(--t), border-color var(--t), transform var(--t);
}

.dash-card:hover {
  background: rgba(124,92,252,0.1);
  border-color: rgba(124,92,252,0.4);
  transform: translateY(-2px);
}

.dash-icon {
  font-size: 1.55rem;
  line-height: 1;
}

.dash-title {
  font-size: 0.88rem;
  font-weight: 600;
}

.dash-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* ── Table ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin-top: 8px;
}

.data-table th {
  text-align: left;
  padding: 10px 14px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(42,39,72,0.6);
  vertical-align: middle;
}

.data-table tr:last-child td { border-bottom: none; }

/* ── Badge ── */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
}
.badge-admin { background: rgba(124,92,252,0.18); color: var(--accent-light); }
.badge-user  { background: rgba(100,100,140,0.12); color: var(--text-muted); }
.badge-child { background: rgba(74,222,128,0.12); color: #4ade80; }

/* ── Footer link ── */
.page-footer {
  text-align: center;
  margin-top: 22px;
  font-size: 0.84rem;
  color: var(--text-muted);
}
.page-footer a {
  color: var(--accent-light);
  text-decoration: none;
  font-weight: 500;
}
.page-footer a:hover { text-decoration: underline; }

/* ── Divider ── */
.divider {
  height: 1px;
  background: var(--card-border);
  margin: 22px 0;
}

/* ── Responsive ── */
@media (max-width: 500px) {
  body { padding: 16px 12px; }
  .card { padding: 24px 18px; }
  .dash-grid { gap: 8px; }
  .dash-card { padding: 16px 10px 12px; }
  .dash-icon { font-size: 1.3rem; }
}