:root {
    --bg-main: #0b0f19;
    --bg-card: #151d30;
    --bg-card-hover: #1b253d;
    --border-color: #263352;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --radius: 12px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 24px 16px;
    width: 100%;
}

.header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.header-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: #60a5fa;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 12px;
}

.badge-chip {
    background-color: var(--border-color);
    padding: 4px 10px;
    border-radius: 9999px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

.card-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.status-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-radius: var(--radius);
    background-color: #0f172a;
    border: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 12px;
}

.dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--text-muted);
}

.dot.active {
    background-color: var(--success);
    box-shadow: 0 0 10px var(--success);
}

.dot.inactive {
    background-color: var(--danger);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: 8px;
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-success {
    background-color: var(--success);
    color: #fff;
}

.btn-danger {
    background-color: var(--danger);
    color: #fff;
}

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-card-hover);
}

.btn-sm {
    padding: 5px 12px;
    font-size: 0.82rem;
}

.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    background-color: #0b0f19;
    border: 1px solid var(--border-color);
    color: #fff;
    font-size: 0.95rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
}

.login-card {
    max-width: 420px;
    margin: 60px auto;
    padding: 36px 28px;
}

/* Bildirim Kartı ve Filtre Stilleri */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.filter-chip {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.15s ease;
    text-decoration: none;
}

.filter-chip:hover, .filter-chip.active {
    background-color: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.notif-card {
    position: relative;
    padding: 16px;
    border-radius: 8px;
    background-color: #0e1526;
    border: 1px solid var(--border-color);
    margin-bottom: 12px;
    transition: all 0.2s ease;
}

.notif-card:hover {
    background-color: var(--bg-card-hover);
    border-color: #3b82f6;
}

.notif-card.is-unread {
    border-left: 4px solid #3b82f6;
    background-color: rgba(59, 130, 246, 0.05);
}

.notif-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.notif-title {
    font-weight: 600;
    font-size: 0.98rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.notif-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.notif-body {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.45;
}

.type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
}

.type-badge.info { background: rgba(59, 130, 246, 0.2); color: #93c5fd; }
.type-badge.warning { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }
.type-badge.danger { background: rgba(239, 68, 68, 0.2); color: #fca5a5; }
.type-badge.success { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }

.pagination-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}