/* ÇELMAK CRM - Premium Global Tasarım Sistemi */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    /* Renk Paleti (Koyu & Neon Metalik Tema) */
    --bg-base: #0b0f19;
    --bg-surface: rgba(17, 24, 39, 0.7);
    --bg-surface-hover: rgba(31, 41, 55, 0.8);
    --bg-card: rgba(22, 28, 45, 0.45);
    
    --primary: #00d2ff;
    --primary-rgb: 0, 210, 255;
    --primary-glow: rgba(0, 210, 255, 0.15);
    --secondary: #9d4edd;
    --secondary-glow: rgba(157, 78, 221, 0.15);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-inverse: #0b0f19;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 210, 255, 0.3);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;

    /* Arayüz Sabitleri */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 80px;
    --header-height: 70px;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-blur: blur(16px);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Global Sıfırlamalar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    background-image: 
        radial-gradient(at 0% 0%, rgba(157, 78, 221, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(0, 210, 255, 0.08) 0px, transparent 50%);
    background-attachment: fixed;
}

/* Scrollbar Özelleştirme */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-base);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Glassmorphism Yardımcı Sınıfları */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-lg);
    transition: var(--transition-smooth);
}

.glass-panel:hover {
    border-color: var(--border-hover);
    box-shadow: 0 8px 32px 0 rgba(0, 210, 255, 0.05);
}

/* Düzen (Layout) */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar (Yan Menü) */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background: rgba(10, 15, 28, 0.85);
    backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--border-color);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 12px 32px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-logo {
    font-size: 22px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.sidebar-logo span {
    color: var(--text-main);
    -webkit-text-fill-color: var(--text-main);
    font-weight: 300;
    font-size: 14px;
}

.sidebar-menu {
    list-style: none;
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-smooth);
}

.sidebar-link i {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.sidebar-link:hover, .sidebar-item.active .sidebar-link {
    color: var(--primary);
    background: var(--primary-glow);
    box-shadow: inset 0 0 10px rgba(0, 210, 255, 0.05);
}

.sidebar-item.active .sidebar-link {
    border-left: 3px solid var(--primary);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* Ana İçerik Alanı */
.main-content {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

/* Header */
.main-header {
    height: var(--header-height);
    background: rgba(11, 15, 25, 0.6);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 90;
}

.header-search {
    position: relative;
    width: 300px;
}

.header-search input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-main);
    font-family: inherit;
    outline: none;
    transition: var(--transition-smooth);
}

.header-search input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.header-search i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.notification-bell {
    position: relative;
    cursor: pointer;
    font-size: 20px;
    color: var(--text-muted);
    transition: var(--transition-smooth);
}

.notification-bell:hover {
    color: var(--primary);
}

.notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
}

.user-profile-menu {
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-lg);
    transition: var(--transition-smooth);
}

.user-profile-menu:hover {
    background: rgba(255, 255, 255, 0.05);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-inverse);
    font-weight: 600;
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
}

.user-role {
    font-size: 11px;
    color: var(--text-muted);
}

/* Ana Sayfa İçeriği */
.content-wrapper {
    padding: 32px;
    flex-grow: 1;
}

.page-header {
    margin-bottom: 32px;
}

.page-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 4px;
}

/* Kartlar ve Gridler */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-main);
}

.stat-icon {
    width: 54px;
    height: 54px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.primary {
    background: var(--primary-glow);
    color: var(--primary);
}

.stat-icon.secondary {
    background: var(--secondary-glow);
    color: var(--secondary);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

/* Form Tasarımları */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: var(--transition-smooth);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
    background: rgba(255, 255, 255, 0.06);
}

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #00a8cc);
    color: var(--text-inverse);
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 210, 255, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* Tablolar */
.table-responsive {
    overflow-x: auto;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
    text-align: left;
}

.custom-table th {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 14px;
}

.custom-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 15px;
}

.custom-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Login Ekranı (Bağımsız Giriş Arayüzü) */
.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: #060913;
    position: relative;
    overflow: hidden;
}

.login-glow-1 {
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 210, 255, 0.08) 0%, transparent 70%);
    top: -10%;
    left: -10%;
}

.login-glow-2 {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(157, 78, 221, 0.06) 0%, transparent 70%);
    bottom: -15%;
    right: -15%;
}

.login-card {
    width: 100%;
    max-width: 440px;
    padding: 40px;
    position: relative;
    z-index: 10;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo h1 {
    font-size: 32px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    color: var(--text-muted);
    font-size: 14px;
    margin-top: 6px;
}

/* Flash Mesajları */
.flash-messages {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 400px;
}

.alert {
    padding: 16px 20px;
    border-radius: var(--radius-md);
    color: #fff;
    font-weight: 500;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: var(--glass-blur);
}

.alert-success {
    background: rgba(16, 185, 129, 0.9);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.9);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.9);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-info {
    background: rgba(59, 130, 246, 0.9);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Responsive Düzenlemeler */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.active {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
}