/* Genel ve Login Sayfası */
:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --secondary-color: #6b7280;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --warning-color: #f59e0b;
    --warning-hover: #d97706;
    --sidebar-bg: #111827;
    --sidebar-text: #d1d5db;
    --sidebar-hover-bg: #374151;
    --content-bg: #f3f4f6;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    background-color: var(--content-bg);
    color: #333;
}

.login-body {
    background-color: var(--content-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.login-box h2 {
    text-align: center;
    margin-top: 0;
    margin-bottom: 30px;
    color: var(--sidebar-bg);
}

/* Genel Admin Yapısı */
.admin-wrapper {
    display: flex;
}

.admin-sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-text);
    min-height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
}

.sidebar-header {
    padding: 20px;
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    border-bottom: 1px solid #374151;
}
.sidebar-header a { color: #fff; text-decoration: none;}

.sidebar-nav ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.sidebar-nav li a {
    display: block;
    padding: 15px 20px;
    color: var(--sidebar-text);
    text-decoration: none;
    transition: background-color 0.2s;
}

.sidebar-nav li a:hover {
    background-color: var(--sidebar-hover-bg);
    color: #fff;
}
.sidebar-nav li a i {
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.admin-main-content {
    margin-left: 250px;
    width: calc(100% - 250px);
    display: flex;
    flex-direction: column;
}

.admin-header {
    background-color: var(--card-bg);
    padding: 0 30px;
    height: 70px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.header-right .user-info { display: flex; align-items: center; gap: 15px;}

.admin-page-content {
    padding: 30px;
    flex-grow: 1;
}

.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.content-header h1 {
    margin: 0;
    font-size: 28px;
}

/* Butonlar */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 500;
    display: inline-block;
    transition: background-color 0.2s;
}
.btn-primary { background-color: var(--primary-color); color: #fff; }
.btn-primary:hover { background-color: var(--primary-hover); }
.btn-secondary { background-color: var(--secondary-color); color: #fff; }
.btn-danger { background-color: var(--danger-color); color: #fff; }
.btn-danger:hover { background-color: var(--danger-hover); }
.btn-warning { background-color: var(--warning-color); color: #fff; }
.btn-warning:hover { background-color: var(--warning-hover); }
.btn-sm { padding: 5px 10px; font-size: 12px; }

/* Tablolar */
.content-table {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
table {
    width: 100%;
    border-collapse: collapse;
}
th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
thead th {
    background-color: #f9fafb;
    font-weight: 600;
}
tbody tr:last-child td { border-bottom: none; }
td.actions { display: flex; gap: 10px;}

/* Formlar */
.form-container, .stats-grid {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
}
.form-group textarea { resize: vertical; }
.form-group small { color: var(--secondary-color); font-size: 12px; margin-top: 5px; display: block; }
.form-group .current-image { margin-top: 10px; border: 1px solid var(--border-color); border-radius: 6px; }

/* Dashboard */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}
.stat-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.stat-card h3 { margin-top: 0; color: var(--secondary-color); }
.stat-card p { font-size: 36px; font-weight: 700; margin: 0; color: var(--primary-color); }