@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #1a1a2e;
    --primary-light: #16213e;
    --secondary: #0f3460;
    --accent: #e94560;
    --accent-orange: #FF6600;
    --success: #00c853;
    --warning: #ffab00;
    --danger: #ff1744;
    --info: #2979ff;
    --dark: #0a0a1a;
    --light: #f8f9fa;
    --gray-100: #f1f3f5;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #868e96;
    --gray-700: #495057;
    --gray-800: #343a40;
    --sidebar-width: 260px;
    --header-height: 65px;
    --border-radius: 12px;
    --shadow: 0 2px 10px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--gray-100);
    color: var(--gray-800);
    overflow-x: hidden;
}

/* ==================== LOGIN ==================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(233,69,96,0.15), transparent);
    top: -200px;
    right: -200px;
}

.login-wrapper::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,102,0,0.1), transparent);
    bottom: -100px;
    left: -100px;
}

.login-card {
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 50px 40px;
    width: 420px;
    max-width: 90%;
    position: relative;
    z-index: 1;
}

.login-card .logo-area {
    text-align: center;
    margin-bottom: 40px;
}

.login-card .logo-area h1 {
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-card .logo-area p {
    color: rgba(255,255,255,0.6);
    font-size: 14px;
}

.login-card .logo-area .logo-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent), var(--accent-orange));
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: #fff;
}

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

/* Login-specific form styles */
.login-card .form-group label {
    display: block;
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 8px;
}

.login-card .form-group input {
    width: 100%;
    padding: 14px 18px 14px 48px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 10px;
    color: #fff;
    font-size: 15px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    outline: none;
}

.login-card .form-group input::placeholder { color: rgba(255,255,255,0.3); }

.login-card .form-group input:focus {
    border-color: var(--accent-orange);
    background: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 3px rgba(255,102,0,0.2);
}

.login-card .form-group .input-icon {
    position: absolute;
    left: 16px;
    top: 42px;
    color: rgba(255,255,255,0.4);
    font-size: 18px;
}

.btn-login {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent));
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
    margin-top: 10px;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(233,69,96,0.3);
}

/* ==================== SIDEBAR ==================== */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--primary) 0%, var(--dark) 100%);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: var(--transition);
    overflow-y: auto;
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,102,0,0.3) transparent;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255,102,0,0.3);
    border-radius: 10px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255,102,0,0.5);
}

.sidebar .brand {
    padding: 25px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar .brand-icon {
    width: 42px;
    height: 42px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: #fff;
    flex-shrink: 0;
}

.sidebar .brand h2 {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    white-space: nowrap;
}

.sidebar .brand small {
    color: rgba(255,255,255,0.4);
    font-size: 11px;
    display: block;
}

.sidebar-nav {
    padding: 15px 0;
}

.sidebar-nav .nav-section {
    padding: 8px 20px;
    font-size: 11px;
    font-weight: 600;
    color: rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 10px;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.sidebar-nav a.active {
    color: #fff;
    background: rgba(255,102,0,0.1);
    border-left-color: var(--accent-orange);
}

.sidebar-nav a i {
    font-size: 18px;
    width: 24px;
    text-align: center;
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
}

.top-header {
    background: #fff;
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 50;
}

.top-header .page-title h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.top-header .page-title p {
    font-size: 13px;
    color: var(--gray-600);
}

.top-header .header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.top-header .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 10px;
    transition: var(--transition);
}

.top-header .user-info:hover { background: var(--gray-100); }

.top-header .user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent-orange), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
}

.content-area {
    padding: 30px;
}

/* ==================== CARDS ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: #fff;
    border-radius: var(--border-radius);
    padding: 24px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 18px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.stat-card .stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #fff;
}

.stat-card .stat-icon.blue { background: linear-gradient(135deg, #2979ff, #448aff); }
.stat-card .stat-icon.orange { background: linear-gradient(135deg, #ff6600, #ff8f00); }
.stat-card .stat-icon.green { background: linear-gradient(135deg, #00c853, #69f0ae); }
.stat-card .stat-icon.red { background: linear-gradient(135deg, #e94560, #ff6b6b); }
.stat-card .stat-icon.purple { background: linear-gradient(135deg, #7c4dff, #b388ff); }

.stat-card .stat-info h3 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.stat-card .stat-info p {
    font-size: 13px;
    color: var(--gray-600);
    margin-top: 4px;
}

/* ==================== TABLE ==================== */
.card {
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.card-header h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.card-body { padding: 24px; }

.table-responsive { overflow-x: auto; }

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    padding: 14px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--gray-200);
    white-space: nowrap;
}

.table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 14px;
    vertical-align: middle;
}

.table tbody tr:hover { background: var(--gray-100); }

.table .thumb {
    width: 60px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary { background: linear-gradient(135deg, var(--accent-orange), var(--accent)); color: #fff; }
.btn-primary:hover { box-shadow: 0 4px 15px rgba(255,102,0,0.4); }

.btn-secondary { background: var(--gray-200); color: var(--gray-700); }

.btn-success { background: linear-gradient(135deg, #00c853, #69f0ae); color: #fff; }

.btn-danger { background: linear-gradient(135deg, var(--danger), #ff6b6b); color: #fff; }

.btn-info { background: linear-gradient(135deg, var(--info), #448aff); color: #fff; }

.btn-sm { padding: 6px 14px; font-size: 12px; border-radius: 8px; }

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

/* ==================== BADGES ==================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success { background: rgba(0,200,83,0.1); color: #00c853; }
.badge-danger { background: rgba(255,23,68,0.1); color: #ff1744; }
.badge-warning { background: rgba(255,171,0,0.1); color: #ff8f00; }
.badge-info { background: rgba(41,121,255,0.1); color: #2979ff; }
.badge-orange { background: rgba(255,102,0,0.1); color: #ff6600; }

/* ==================== FORMS ==================== */
.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
    outline: none;
    background: #fff;
}

.form-control:focus {
    border-color: var(--accent-orange);
    box-shadow: 0 0 0 3px rgba(255,102,0,0.1);
}

.form-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23868e96' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

textarea.form-control { resize: vertical; min-height: 100px; }

.file-upload {
    border: 2px dashed var(--gray-300);
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--gray-100);
}

.file-upload:hover {
    border-color: var(--accent-orange);
    background: rgba(255,102,0,0.03);
}

.file-upload i { font-size: 40px; color: var(--gray-400); margin-bottom: 10px; }
.file-upload p { font-size: 14px; color: var(--gray-600); }

/* ==================== MODAL ==================== */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active { display: flex; }

.modal-content {
    background: #fff;
    border-radius: 16px;
    width: 600px;
    max-width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 { font-size: 18px; font-weight: 700; }

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: none;
    background: var(--gray-100);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: var(--transition);
}

.modal-close:hover { background: var(--gray-200); }

.modal-body { padding: 24px; }

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ==================== TOGGLE ==================== */
.toggle-switch {
    position: relative;
    width: 48px;
    height: 26px;
}

.toggle-switch input { display: none; }

.toggle-slider {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--gray-300);
    border-radius: 26px;
    cursor: pointer;
    transition: var(--transition);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.toggle-switch input:checked + .toggle-slider { background: var(--success); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(22px); }

/* ==================== RESPONSIVE ==================== */
.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--gray-700);
}

@media (max-width: 992px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .sidebar-toggle { display: block; }
}

@media (max-width: 576px) {
    .content-area { padding: 15px; }
    .stats-grid { grid-template-columns: 1fr; }
    .top-header { padding: 0 15px; }
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.4s ease-out; }

.color-preview {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 6px;
    border: 2px solid var(--gray-200);
}