/* ============================================================
   UGANDAN SCHOOL MANAGEMENT SYSTEM - SKY BLUE THEME
   ============================================================ */
:root {
    --sky-blue: #4FC3F7;
    --sky-blue-dark: #0288D1;
    --sky-blue-darker: #01579B;
    --sky-blue-light: #E1F5FE;
    --sky-blue-pale: #F0FAFF;
    --accent-gold: #FFC107;
    --text-dark: #1a3a4a;
    --success: #2e7d32;
    --danger: #c62828;
    --warning: #ef6c00;
    --white: #ffffff;
}

* { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--sky-blue-pale);
    color: var(--text-dark);
    margin: 0;
}

/* ---------- Top Header / Nav ---------- */
.top-header {
    background: linear-gradient(135deg, var(--sky-blue-darker), var(--sky-blue-dark));
    color: #fff;
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.top-header .brand { display: flex; align-items: center; gap: 10px; }
.top-header .brand img { height: 66px; border-radius: 6px; background: #fff; padding: 3px; }
.top-header .brand-text { font-weight: 700; font-size: 18px; letter-spacing: .5px; }
.top-header .user-box { display:flex; align-items:center; gap:14px; font-size: 14px; }
.top-header .user-box a { color:#fff; text-decoration:none; background:rgba(255,255,255,.15); padding:6px 12px; border-radius:20px; }
.top-header .user-box a:hover { background:rgba(255,255,255,.3); }

.sidebar-toggle {
    display: none;
    background: rgba(255,255,255,.15);
    color: #fff;
    border: none;
    font-size: 18px;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
}

/* ---------- App Body: Sidebar + Content ---------- */
.app-body {
    display: flex;
    align-items: flex-start;
    min-height: calc(100vh - 66px);
}

.sidebar {
    width: 230px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--sky-blue-dark), var(--sky-blue-darker));
    display: flex;
    flex-direction: column;
    padding: 14px 0;
    position: sticky;
    top: 0;
    height: calc(100vh - 0px);
    box-shadow: 2px 0 10px rgba(0,0,0,0.12);
}
.sidebar a {
    color: #fff;
    text-decoration: none;
    padding: 13px 22px;
    font-size: 14px;
    font-weight: 600;
    border-left: 4px solid transparent;
    transition: .2s;
    white-space: nowrap;
}
.sidebar a:hover, .sidebar a.active {
    background: rgba(0,0,0,0.18);
    border-left: 4px solid var(--accent-gold);
}

@media (max-width: 900px) {
    .sidebar-toggle { display: inline-block; }
    .app-body { display: block; }
    .sidebar {
        position: fixed;
        top: 0; left: -250px;
        height: 100vh;
        z-index: 999;
        transition: left .25s ease;
    }
    .sidebar.open { left: 0; }
    .page-wrap { padding: 16px; }
}

/* ---------- Layout ---------- */
.page-wrap { padding: 22px; flex: 1; min-width: 0; }
.card {
    background: var(--white);
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(2,136,209,0.12);
    border: 1px solid var(--sky-blue-light);
    margin-bottom: 20px;
}
.card h2, .card h3 { color: var(--sky-blue-darker); margin-top:0; }

.page-title {
    color: var(--sky-blue-darker);
    border-left: 6px solid var(--sky-blue);
    padding-left: 12px;
    margin: 10px 0 20px;
}

/* ---------- Dashboard Stat Cards ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
    background: linear-gradient(135deg, var(--sky-blue), var(--sky-blue-dark));
    color: #fff;
    border-radius: 12px;
    padding: 18px;
    box-shadow: 0 4px 10px rgba(2,136,209,0.25);
}
.stat-card .label { font-size: 13px; opacity: .9; text-transform: uppercase; letter-spacing: .5px; }
.stat-card .value { font-size: 28px; font-weight: 700; margin-top: 6px; }
.stat-card.gold { background: linear-gradient(135deg, #FFD54F, var(--accent-gold)); color:#5a4300; }
.stat-card.green { background: linear-gradient(135deg, #66bb6a, var(--success)); }
.stat-card.red { background: linear-gradient(135deg, #ef5350, var(--danger)); }
.stat-card.orange { background: linear-gradient(135deg, #ffb74d, #ef6c00); color:#3e2500; }
.stat-card.blue { background: linear-gradient(135deg, #4fc3f7, #0277bd); }

/* ---------- Tables ---------- */
table.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data-table th {
    background: var(--sky-blue-dark);
    color: #fff;
    text-align: left;
    padding: 10px;
    position: sticky; top: 0;
}
table.data-table td { padding: 9px 10px; border-bottom: 1px solid #e3f2fb; }
table.data-table tr:nth-child(even) { background: var(--sky-blue-pale); }
table.data-table tr:hover { background: var(--sky-blue-light); }

/* ---------- Forms ---------- */
label { font-weight: 600; font-size: 13px; color: var(--sky-blue-darker); display:block; margin-bottom:4px; }
input, select, textarea {
    width: 100%; padding: 9px 10px; margin-bottom: 14px;
    border: 1px solid #b3e5fc; border-radius: 6px; font-size: 14px; background:#fff;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--sky-blue-dark); box-shadow: 0 0 0 3px rgba(79,195,247,0.25); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 0 16px; }

.btn {
    display: inline-block; padding: 10px 18px; border: none; border-radius: 6px;
    background: var(--sky-blue-dark); color: #fff; cursor: pointer; font-size: 14px; font-weight: 600;
    text-decoration: none;
}
.btn:hover { background: var(--sky-blue-darker); }
.btn.gold { background: var(--accent-gold); color:#5a4300; }
.btn.green { background: var(--success); }
.btn.red { background: var(--danger); }
.btn.outline { background: #fff; color: var(--sky-blue-dark); border: 1px solid var(--sky-blue-dark); }

.badge { display:inline-block; padding:3px 10px; border-radius:12px; font-size:12px; font-weight:700; }
.badge.green { background:#e8f5e9; color:var(--success); }
.badge.red { background:#ffebee; color:var(--danger); }
.badge.gray { background:#eceff1; color:#455a64; }
.badge.orange { background:#fff3e0; color:#e65100; }
.badge.blue { background:#e1f5fe; color:#0277bd; }

.login-wrap {
    min-height: 100vh; display:flex; align-items:center; justify-content:center;
    background: linear-gradient(135deg, var(--sky-blue-darker), var(--sky-blue));
}
.login-box { background:#fff; padding: 34px; border-radius: 14px; width: 380px; box-shadow: 0 10px 40px rgba(0,0,0,.25); text-align:center; }
.login-box img { height:105px; margin-bottom:10px; }

.report-header { text-align:center; border-bottom: 3px double var(--sky-blue-dark); padding-bottom:10px; margin-bottom:16px; position:relative; }
.report-header img.badge-mark {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 420px;
    opacity: 0.07;
    z-index: 0;
    pointer-events: none;
}
.report-header h1 { margin:4px 0 0; color: var(--sky-blue-darker); font-size:20px; }
.report-header p { margin:2px 0; font-size:12px; }

@media print {
    .no-print { display: none !important; }
    .top-header { display: none !important; }
    .sidebar { display: none !important; }
    .app-body { display: block !important; }
    .page-wrap { padding: 0 !important; }
    body { background: #fff; }
    .card { box-shadow: none; border: none; }
}

.webcam-box { text-align:center; }
.webcam-box video, .webcam-box canvas { border-radius: 10px; border: 3px solid var(--sky-blue); max-width: 100%; }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.alert.success { background:#e8f5e9; color: var(--success); border:1px solid #a5d6a7; }
.alert.error { background:#ffebee; color: var(--danger); border:1px solid #ef9a9a; }

.footer-note { text-align:center; font-size:12px; color:#78909c; padding: 20px 0; }