/* SETYA DIGITAL LMS - Custom Styles */
:root {
    --sidebar-width: 260px;
    --sidebar-bg: #1e3a5f;
    --sidebar-hover: #2a4f7a;
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --guru: #10b981;
    --siswa: #f97316;
    --bg: #f1f5f9;
}

body { background: var(--bg); font-family: 'Segoe UI', system-ui, sans-serif; }

/* ===== LOGIN ===== */
.login-wrapper {
    min-height: 100vh;
    background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 50%, #fff 100%);
}

.login-hero {
    background: linear-gradient(160deg, #1e40af 0%, #2563eb 60%, #3b82f6 100%);
    color: #fff;
    padding: 60px 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.login-hero::before {
    content: '';
    position: absolute;
    width: 300px; height: 300px;
    background: rgba(255,255,255,.06);
    border-radius: 50%;
    top: -80px; right: -60px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.brand-logo .logo-box {
    width: 48px; height: 48px;
    background: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 22px;
    font-weight: 800;
}

.brand-logo h4 { margin: 0; font-weight: 700; font-size: 20px; }
.brand-logo small { opacity: .8; font-size: 12px; }

.hero-illustration {
    background: rgba(255,255,255,.1);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    margin: 30px 0;
    backdrop-filter: blur(10px);
}

.hero-illustration .icon-stack { font-size: 80px; margin-bottom: 16px; }

.login-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0,0,0,.08);
    padding: 40px;
    max-width: 420px;
    width: 100%;
}

.demo-access { margin-top: 24px; }
.demo-access table { font-size: 12px; }
.demo-access .role-admin { color: var(--primary); font-weight: 600; }
.demo-access .role-guru { color: var(--guru); font-weight: 600; }
.demo-access .role-siswa { color: var(--siswa); font-weight: 600; }

/* ===== SIDEBAR LAYOUT ===== */
.app-wrapper { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    color: #fff;
    position: fixed;
    top: 0; left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1040;
    transition: transform .3s;
}

.sidebar-brand {
    padding: 20px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-brand .logo-sm {
    width: 36px; height: 36px;
    background: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: 800;
    font-size: 14px;
}

.sidebar-brand span { font-weight: 700; font-size: 15px; }
.sidebar-brand small { display: block; font-size: 10px; opacity: .7; }

.sidebar-nav { padding: 12px 10px; }

.sidebar-nav .nav-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: .5;
    padding: 10px 14px 4px;
    font-weight: 600;
}

.sidebar-nav .nav-link {
    color: rgba(255,255,255,.75);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13.5px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 2px;
    transition: all .2s;
}

.sidebar-nav .nav-link:hover {
    background: var(--sidebar-hover);
    color: #fff;
}

.sidebar-nav .nav-link.active {
    background: var(--primary);
    color: #fff;
    font-weight: 600;
}

.theme-guru .sidebar-nav .nav-link.active { background: var(--guru); }
.theme-siswa .sidebar-nav .nav-link.active { background: var(--siswa); }

.sidebar-nav .nav-link i { width: 20px; text-align: center; font-size: 15px; }

.main-area {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
}

.top-navbar {
    background: #fff;
    padding: 14px 28px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 1030;
}

.top-navbar h5 { margin: 0; font-weight: 700; color: #1e293b; }
.top-navbar .welcome-text { font-size: 13px; color: #64748b; }

.user-dropdown {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: #fff;
}

.theme-admin .user-avatar { background: var(--primary); }
.theme-guru .user-avatar { background: var(--guru); }
.theme-siswa .user-avatar { background: var(--siswa); }

.page-body { padding: 28px; }

/* ===== STAT CARDS ===== */
.stat-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px 24px;
    border: 1px solid #e2e8f0;
    transition: transform .2s, box-shadow .2s;
    height: 100%;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,.06);
}

.stat-card .stat-icon {
    width: 48px; height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: #1e293b;
    line-height: 1;
}

.stat-card .stat-label {
    font-size: 13px;
    color: #64748b;
}

.stat-card .stat-link {
    font-size: 12px;
    text-decoration: none;
    font-weight: 500;
}

.stat-icon.blue { background: #dbeafe; color: #2563eb; }
.stat-icon.green { background: #d1fae5; color: #10b981; }
.stat-icon.orange { background: #ffedd5; color: #f97316; }
.stat-icon.purple { background: #ede9fe; color: #7c3aed; }
.stat-icon.red { background: #fee2e2; color: #ef4444; }

/* ===== CARDS ===== */
.content-card {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
    height: 100%;
}

.content-card .card-header-custom {
    padding: 16px 20px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fff;
}

.content-card .card-header-custom h6 {
    margin: 0;
    font-weight: 600;
    font-size: 15px;
}

.content-card .card-body-custom { padding: 20px; }

/* ===== ACTIVITY & LIST ITEMS ===== */
.activity-item, .list-item {
    padding: 12px 0;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.activity-item:last-child, .list-item:last-child { border-bottom: none; }

.activity-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--primary);
    margin-top: 6px;
    flex-shrink: 0;
}

.progress-thin { height: 6px; border-radius: 3px; }

/* ===== TABLE ===== */
.table-custom th {
    background: #f8fafc;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: #64748b;
    font-weight: 600;
    border-bottom: 2px solid #e2e8f0;
    padding: 12px 16px;
}

.table-custom td {
    padding: 14px 16px;
    font-size: 14px;
    vertical-align: middle;
}

.table-custom tbody tr:hover { background: #f8fafc; }

.btn-action {
    width: 32px; height: 32px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    font-size: 13px;
}

/* ===== MATERI / ITEM CARDS ===== */
.materi-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 16px;
    transition: border-color .2s;
}

.materi-card:hover { border-color: var(--primary); }

/* ===== EMPTY STATE ===== */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #94a3b8;
}

.empty-state i { font-size: 40px; margin-bottom: 12px; }

/* ===== CHART CONTAINER ===== */
.chart-container {
    position: relative;
    max-width: 220px;
    margin: 0 auto;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
    .login-hero { min-height: auto; padding: 40px 30px; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.show { transform: translateX(0); }
    .main-area { margin-left: 0; }
    .page-body { padding: 16px; }
}