/* ============================================================
   Karaama College — Admin Dashboard Styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary:    #c62128;
    --primary-dark:#8b1115;
    --primary-mid: #a51a1f;
    --gold:       #fecb00;
    --gold-light: #fff185;
    --gold-dark:  #d4aa00;
    --sidebar-w:  260px;
    --topbar-h:   64px;
    --white:      #ffffff;
    --light:      #f5f6fa;
    --border:     #e2e8f0;
    --text:       #1a202c;
    --muted:      #718096;
    --success:    #38a169;
    --danger:     #e53e3e;
    --warning:    #d69e2e;
    --info:       #3182ce;
    --radius:     10px;
    --shadow-sm:  0 2px 8px rgba(198,33,40,0.07);
    --shadow-md:  0 4px 20px rgba(198,33,40,0.10);
    --trans:      0.25s ease;

    /* Legacy aliases */
    --navy:       var(--primary);
    --navy-dark:  var(--primary-dark);
    --navy-mid:   var(--primary-mid);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Inter', sans-serif; background: var(--light); color: var(--text); }

/* ── LAYOUT ─────────────────────────────────────────────── */
.admin-wrapper { display: flex; min-height: 100vh; }

/* ── SIDEBAR ─────────────────────────────────────────────── */
.admin-sidebar {
    width: var(--sidebar-w);
    background: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy) 100%);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 1000;
    transition: transform var(--trans);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,0.1) transparent;
}
.admin-sidebar::-webkit-scrollbar { width: 4px; }
.admin-sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 4px; }

.sidebar-brand {
    padding: 20px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.sidebar-brand-icon {
    width: 42px; height: 42px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: var(--navy-dark);
    font-size: 1.1rem;
    flex-shrink: 0;
}
.sidebar-brand-text { line-height: 1.2; }
.sidebar-brand-name { font-weight: 800; color: var(--white); font-size: 0.9rem; display: block; }
.sidebar-brand-sub  { font-size: 0.65rem; color: var(--gold); }

.sidebar-admin-info {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    display: flex;
    align-items: center;
    gap: 12px;
}
.admin-avatar {
    width: 38px; height: 38px;
    background: rgba(201,168,76,0.2);
    border: 2px solid var(--gold);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--gold);
    font-size: 0.9rem;
    flex-shrink: 0;
}
.admin-info-text { line-height: 1.2; }
.admin-info-name { font-size: 0.83rem; font-weight: 600; color: var(--white); }
.admin-info-role { font-size: 0.7rem; color: rgba(255,255,255,0.5); }

.sidebar-nav { padding: 16px 12px; flex: 1; }
.sidebar-section-label {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: rgba(255,255,255,0.35);
    padding: 12px 8px 6px;
    margin-bottom: 2px;
}
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: rgba(255,255,255,0.7);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--trans);
    margin-bottom: 2px;
}
.sidebar-link:hover, .sidebar-link.active {
    background: rgba(201,168,76,0.15);
    color: var(--gold);
}
.sidebar-link.active { background: rgba(201,168,76,0.2); color: var(--gold-light); font-weight: 600; }
.sidebar-link i { width: 18px; text-align: center; font-size: 0.9rem; flex-shrink: 0; }
.sidebar-link .badge { margin-left: auto; font-size: 0.68rem; background: var(--gold); color: var(--navy-dark); }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.sidebar-footer a {
    display: flex; align-items: center; gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 0.82rem;
    text-decoration: none;
    transition: var(--trans);
}
.sidebar-footer a:hover { color: #ef4444; }

/* ── MAIN CONTENT ─────────────────────────────────────────── */
.admin-main {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── TOP BAR ─────────────────────────────────────────────── */
.admin-topbar {
    height: var(--topbar-h);
    background: var(--white);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}
.topbar-toggle {
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    display: none;
    transition: var(--trans);
}
.topbar-toggle:hover { background: var(--light); }
.topbar-title { font-weight: 700; font-size: 1.05rem; color: var(--text); flex: 1; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.topbar-btn {
    width: 36px; height: 36px;
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--muted);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--trans);
    text-decoration: none;
}
.topbar-btn:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }

/* ── CONTENT AREA ─────────────────────────────────────────── */
.admin-content { padding: 28px; flex: 1; }

/* ── STAT CARDS ─────────────────────────────────────────────── */
.stat-card-admin {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: var(--trans);
    height: 100%;
}
.stat-card-admin:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.stat-card-icon {
    width: 56px; height: 56px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}
.stat-card-body { }
.stat-card-value { font-size: 2rem; font-weight: 800; color: var(--text); line-height: 1; }
.stat-card-label { font-size: 0.8rem; color: var(--muted); margin-top: 4px; font-weight: 500; }
.stat-card-trend { font-size: 0.75rem; margin-top: 6px; font-weight: 600; }
.trend-up   { color: var(--success); }
.trend-down { color: var(--danger); }

/* ── CARDS ───────────────────────────────────────────────── */
.admin-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    overflow: hidden;
}
.admin-card-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.admin-card-title { font-size: 0.95rem; font-weight: 700; color: var(--text); margin: 0; }
.admin-card-body  { padding: 24px; }

/* ── TABLES ─────────────────────────────────────────────── */
.admin-table { width: 100%; }
.admin-table thead th {
    background: var(--light);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.admin-table tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    vertical-align: middle;
}
.admin-table tbody tr:last-child td { border-bottom: none; }
.admin-table tbody tr:hover { background: #fafbff; }

.td-id {
    font-family: monospace;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--navy);
    background: rgba(10,31,68,0.06);
    padding: 3px 8px;
    border-radius: 4px;
    display: inline-block;
}

/* ── FORMS ─────────────────────────────────────────────── */
.admin-form-label { font-size: 0.82rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.admin-form-control {
    border: 1.5px solid var(--border);
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.875rem;
    transition: var(--trans);
    width: 100%;
    font-family: inherit;
}
.admin-form-control:focus {
    outline: none;
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(10,31,68,0.1);
}

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn-admin-primary {
    background: var(--navy);
    color: var(--white);
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--trans);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    text-decoration: none;
}
.btn-admin-primary:hover { background: var(--navy-dark); color: var(--white); transform: translateY(-1px); }
.btn-admin-gold {
    background: var(--gold);
    color: var(--navy-dark);
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--trans);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    text-decoration: none;
}
.btn-admin-gold:hover { background: var(--gold-dark); color: var(--navy-dark); transform: translateY(-1px); }
.btn-admin-danger {
    background: #fee2e2;
    color: var(--danger);
    border: 1px solid #fca5a5;
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--trans);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
    text-decoration: none;
}
.btn-admin-danger:hover { background: var(--danger); color: var(--white); border-color: var(--danger); }
.btn-admin-edit {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #93c5fd;
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--trans);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: inherit;
    text-decoration: none;
}
.btn-admin-edit:hover { background: #1e40af; color: var(--white); border-color: #1e40af; }
.btn-sm-icon {
    width: 34px; height: 34px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 8px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--trans);
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--muted);
    text-decoration: none;
}

/* ── BADGES ─────────────────────────────────────────────── */
.badge-pill { border-radius: 50px; font-size: 0.72rem; font-weight: 700; padding: 4px 12px; }
.badge-success  { background: #dcfce7; color: #166534; }
.badge-primary  { background: #dbeafe; color: #1e40af; }
.badge-warning  { background: #fef9c3; color: #854d0e; }
.badge-danger   { background: #fee2e2; color: #991b1b; }
.badge-secondary{ background: #f1f5f9; color: #475569; }
.badge-navy     { background: rgba(10,31,68,0.1); color: var(--navy); }

/* ── PAGE HEADER ─────────────────────────────────────────── */
.admin-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
    flex-wrap: wrap;
    gap: 12px;
}
.admin-page-title     { font-size: 1.4rem; font-weight: 800; color: var(--text); margin: 0; }
.admin-breadcrumb     { font-size: 0.78rem; color: var(--muted); margin-top: 4px; }
.admin-breadcrumb a   { color: var(--navy); text-decoration: none; }
.admin-breadcrumb a:hover { text-decoration: underline; }

/* ── UPLOAD ZONE ─────────────────────────────────────────── */
.upload-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: var(--trans);
    background: var(--light);
}
.upload-zone:hover { border-color: var(--navy); background: #f0f4ff; }
.upload-zone i { font-size: 2rem; color: var(--muted); margin-bottom: 10px; }
.upload-zone p { font-size: 0.85rem; color: var(--muted); margin: 0; }
.upload-zone .file-name { font-size: 0.82rem; color: var(--navy); font-weight: 600; margin-top: 8px; display: none; }

/* ── SEARCH BAR ─────────────────────────────────────────── */
.search-bar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 20px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 20px;
}
.search-input-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
}
.search-input-wrap input {
    padding-left: 38px;
    border: 1.5px solid var(--border);
    border-radius: 8px;
    height: 38px;
    font-size: 0.875rem;
    width: 100%;
    transition: var(--trans);
    font-family: inherit;
    background: var(--light);
}
.search-input-wrap input:focus { outline: none; border-color: var(--navy); background: var(--white); }
.search-input-wrap i {
    position: absolute;
    left: 12px; top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    font-size: 0.85rem;
}

/* ── ALERT ───────────────────────────────────────────────── */
.admin-alert {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 18px;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: 20px;
}
.admin-alert-success { background: #f0fdf4; border: 1px solid #86efac; color: #166534; }
.admin-alert-error   { background: #fef2f2; border: 1px solid #fca5a5; color: #991b1b; }
.admin-alert-info    { background: #eff6ff; border: 1px solid #93c5fd; color: #1e40af; }

/* ── LOGIN PAGE ─────────────────────────────────────────── */
.admin-login-wrap {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 60%, #0d3b7e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.admin-login-card {
    background: var(--white);
    border-radius: 20px;
    width: 100%;
    max-width: 420px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0,0,0,0.3);
}
.login-card-header {
    background: linear-gradient(135deg, var(--navy-dark), var(--navy-mid));
    padding: 40px 40px 30px;
    text-align: center;
    color: var(--white);
}
.login-logo-icon {
    width: 70px; height: 70px;
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    border-radius: 18px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem;
    color: var(--navy-dark);
    margin: 0 auto 16px;
}
.login-card-body { padding: 36px 40px 40px; }

/* ── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 992px) {
    .admin-sidebar {
        transform: translateX(-100%);
    }
    .admin-sidebar.open {
        transform: translateX(0);
    }
    .admin-main { margin-left: 0; }
    .topbar-toggle { display: flex; }
    .sidebar-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }
    .sidebar-overlay.active { display: block; }
}
@media (max-width: 576px) {
    .admin-content { padding: 16px; }
    .admin-page-header { flex-direction: column; align-items: flex-start; }
}