/* Basit admin tema (panel tasarımına yakın) */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root{
  --primary:#000;
  --secondary:#333;
  --accent:#8B4513;
  --accent-light:#a05e2c;
  --light:#f8f8f8;
  --white:#fff;
  --gray:#e0e0e0;
  --danger:#dc3545;
  --success:#28a745;
  --sidebar-width:260px;
  --header-height:70px;
}

body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--light);min-height:100vh;}
.admin-container{display:flex;min-height:100vh;}

.sidebar{
  width:var(--sidebar-width);
  background:var(--primary);
  color:var(--white);
  position:fixed;
  height:100vh;
  overflow-y:auto;
}
.sidebar-header{padding:30px 20px;border-bottom:1px solid #333;text-align:center;}
.sidebar-header .logo{font-family:"Playfair Display",serif;font-size:1.5rem;font-weight:700;}
.sidebar-header .logo span{color:var(--accent);font-size:.8rem;display:block;letter-spacing:2px;}
.sidebar-menu{padding:20px 0;}
.menu-item{
  padding:12px 25px;display:flex;align-items:center;gap:12px;
  color:#aaa;text-decoration:none;transition:.2s;
}
.menu-item:hover,.menu-item.active{background:#222;color:var(--white);}
.menu-item i{width:20px;font-size:1.1rem;}

.main-content{flex:1;margin-left:var(--sidebar-width);padding:30px;}
.admin-header{
  background:var(--white);padding:0 30px;height:var(--header-height);
  display:flex;align-items:center;justify-content:space-between;
  box-shadow:0 2px 10px rgba(0,0,0,.05);margin-bottom:30px;
}
.header-title h1{font-size:1.5rem;font-weight:600;}
.header-title p{color:#666;font-size:.9rem;}
.user-menu{display:flex;align-items:center;gap:20px;}
.user-avatar{
  width:40px;height:40px;border-radius:50%;background:var(--accent);
  display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;
}

.btn{
  padding:10px 18px;border:none;border-radius:4px;cursor:pointer;
  font-size:.9rem;transition:.2s;display:inline-flex;align-items:center;gap:8px;
  text-decoration:none;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-light);}
.btn-danger{background:var(--danger);color:#fff;}
.btn-outline{background:transparent;border:1px solid var(--gray);color:var(--secondary);}
.btn-outline:hover{background:var(--light);}
.btn-small{padding:6px 10px;font-size:.8rem;}

.alert{padding:10px 15px;border-radius:4px;margin-bottom:15px;}
.alert-success{background:#d4edda;color:#155724;}
.alert-danger{background:#f8d7da;color:#721c24;}

.card{background:var(--white);border-radius:4px;box-shadow:0 2px 10px rgba(0,0,0,.05);padding:20px;margin-bottom:20px;}

.form-group{margin-bottom:15px;}
.form-group label{display:block;margin-bottom:6px;font-weight:500;}
.form-control{width:100%;padding:10px;border:1px solid var(--gray);border-radius:4px;font-family:inherit;}
.form-control:focus{outline:none;border-color:var(--accent);}

table{width:100%;border-collapse:collapse;background:var(--white);}
th,td{padding:12px;border-bottom:1px solid var(--gray);text-align:left;vertical-align:middle;}
th{border-bottom:2px solid var(--gray);color:#666;font-weight:600;font-size:.9rem;}

.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:20px;}
.stat-card{background:var(--white);padding:20px;border-radius:4px;box-shadow:0 2px 10px rgba(0,0,0,.05);display:flex;align-items:center;justify-content:space-between;}
.stat-info h3{font-size:2rem;margin-bottom:6px;}
.stat-info p{color:#666;font-size:.9rem;}
.stat-icon{width:50px;height:50px;background:var(--light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--accent);}

.menu-toggle-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
  margin-right: 15px;
}

@media (max-width: 768px) {
  .menu-toggle-btn {
    display: block;
  }

  .sidebar {
    left: calc(-1 * var(--sidebar-width));
    transition: 0.3s;
    z-index: 1000;
  }

  .admin-container.sidebar-active .sidebar {
    left: 0;
  }

  .main-content {
    margin-left: 0;
    padding: 15px;
    width: 100%;
  }

  .admin-header {
    padding: 0 15px;
  }

  .header-title h1 {
    font-size: 1.2rem;
  }

  .header-title p {
    display: none;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .sidebar-active::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }
}

/* Ensure tables are responsive */
.table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  min-width: 600px;
}

/* Login Page Specific Styles */
.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: var(--white);
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header .logo {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.login-header .logo span {
    color: var(--accent);
    font-size: 0.9rem;
    display: block;
    font-weight: 400;
    letter-spacing: 3px;
}

.login-header p {
    color: #666;
    font-size: 0.9rem;
}

.password-input {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #666;
}

.error-message {
    background: var(--danger);
    color: white;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9rem;
    color: #666;
}

.login-footer a {
    color: var(--accent);
    text-decoration: none;
}

.login-footer a:hover {
    text-decoration: underline;
}