/* ========================================
   PERPUSTAKAAN DIGITAL - ELEGANT THEME
   Warna: Hijau (#27ae60), Orange (#e67e22), Kuning (#f39c12)
======================================= */

/* Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --hijau-primary: #27ae60;
    --hijau-secondary: #2ecc71;
    --hijau-dark: #229954;
    --hijau-light: #58d68d;
    
    /* Orange Colors */
    --orange-primary: #e67e22;
    --orange-secondary: #f39c12;
    --orange-dark: #d35400;
    --orange-light: #f5b041;
    
    /* Kuning Colors */
    --kuning-primary: #f39c12;
    --kuning-secondary: #f1c40f;
    --kuning-dark: #e67e22;
    
    /* Neutrals */
    --white: #ffffff;
    --light: #f8f9fa;
    --light-2: #e9ecef;
    --gray: #6c757d;
    --gray-dark: #495057;
    --dark: #2c3e50;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.2);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, 
        var(--hijau-primary) 0%, 
        var(--orange-primary) 50%, 
        var(--kuning-primary) 100%);
    background-attachment: fixed;
    line-height: 1.6;
    color: var(--dark);
}

/* ========================================
   LOGIN PAGE - HERO STYLE
======================================= */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-container {
    max-width: 420px;
    width: 100%;
}

.login-box {
    background: var(--white);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    position: relative;
    overflow: hidden;
}

.login-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--hijau-primary), var(--orange-primary), var(--kuning-primary));
}

.login-box h1 {
    text-align: center;
    background: linear-gradient(135deg, var(--hijau-primary), var(--orange-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.login-box h2 {
    text-align: center;
    color: var(--gray-dark);
    font-weight: 500;
    margin-bottom: 2rem;
    font-size: 1.2rem;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
}

.form-control {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 2px solid var(--light-2);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background: var(--white);
    transition: var(--transition);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--hijau-primary);
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
    transform: translateY(-1px);
}

select.form-control {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 3rem;
}

/* Buttons - Gradient Style */
.btn {
    padding: 0.875rem 1.75rem;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--hijau-primary), var(--hijau-secondary));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-warning {
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-secondary));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-warning:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-success {
    background: linear-gradient(135deg, var(--kuning-primary), var(--kuning-secondary));
    color: var(--dark);
    box-shadow: var(--shadow-md);
    font-weight: 700;
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--dark);
}

.btn-danger {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-block {
    width: 100%;
}

/* Login Info */
.login-info {
    margin-top: 1.5rem;
    padding: 1.25rem;
    background: linear-gradient(135deg, #fef9e7, #fff8e1);
    border-left: 4px solid var(--kuning-primary);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
}

.login-info strong {
    color: var(--kuning-dark);
}

/* ========================================
   DASHBOARD LAYOUT - MODERN SIDEBAR
======================================= */
.dashboard {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: linear-gradient(180deg, 
        rgba(39, 174, 96, 0.95) 0%, 
        rgba(46, 204, 113, 0.95) 100%);
    color: var(--white);
    backdrop-filter: blur(20px);
    padding: 2rem 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.sidebar-header {
    padding: 0 2rem 2rem;
    text-align: center;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    margin-bottom: 2rem;
}

.sidebar-header h2 {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--white), rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.sidebar-header p {
    font-size: 0.95rem;
    opacity: 0.9;
    font-weight: 500;
}

.sidebar-menu {
    list-style: none;
    padding: 0 1rem;
}

.sidebar-menu li {
    margin: 0.25rem 0;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    color: rgba(255,255,255,0.9);
    text-decoration: none;
    border-radius: var(--radius-lg);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.sidebar-menu a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 4px;
    height: 0;
    background: var(--kuning-primary);
    transition: var(--transition);
    transform: translateY(-50%);
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background: rgba(255,255,255,0.15);
    color: var(--white);
    transform: translateX(5px);
}

.sidebar-menu a:hover::before,
.sidebar-menu a.active::before {
    height: 70%;
}

.sidebar-menu a i {
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

/* Main Content */
.main-content {
    margin-left: 280px;
    flex: 1;
    padding: 2.5rem;
    background: var(--light);
    min-height: 100vh;
}

/* Content Header */
.content-header {
    background: var(--white);
    padding: 2rem 2.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2.5rem;
    box-shadow: var(--shadow-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

.content-header::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 4px;
    width: 100%;
    background: linear-gradient(90deg, var(--hijau-primary), var(--orange-primary), var(--kuning-primary));
}

.content-header h1 {
    color: var(--dark);
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 700;
    letter-spacing: -0.5px;
}

/* Cards - Glassmorphism Effect */
.card-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.75rem;
    margin-bottom: 2.5rem;
}

.card {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.3);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
}

.card-hijau::before {
    background: linear-gradient(90deg, var(--hijau-primary), var(--hijau-secondary));
}

.card-orange::before {
    background: linear-gradient(90deg, var(--orange-primary), var(--orange-secondary));
}

.card-kuning::before {
    background: linear-gradient(90deg, var(--kuning-primary), var(--kuning-secondary));
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card h3 {
    color: var(--gray);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.75rem;
}

.card .number {
    font-size: clamp(2.5rem, 8vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--dark), var(--gray-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

/* Table Container */
.table-container {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(15px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255,255,255,0.3);
    margin-bottom: 2rem;
}

.table-container h2 {
    color: var(--dark);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(39, 174, 96, 0.2);
}

/* Modern Table */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

table thead {
    background: linear-gradient(135deg, var(--hijau-primary), var(--orange-primary));
    color: var(--white);
}

table th {
    padding: 1.25rem 1rem;
    text-align: left;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.8rem;
}

table td {
    padding: 1.125rem 1rem;
    border-bottom: 1px solid rgba(0,0,0,0.08);
}

table tbody tr {
    transition: var(--transition);
}

table tbody tr:hover {
    background: linear-gradient(90deg, rgba(39,174,96,0.05), rgba(230,126,34,0.05));
    transform: scale(1.01);
}

table tbody tr:last-child td {
    border-bottom: none;
}

/* Badges - Elegant */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: linear-gradient(135deg, var(--hijau-light), var(--hijau-secondary));
    color: var(--hijau-dark);
    box-shadow: 0 2px 8px rgba(39,174,96,0.3);
}

.badge-warning {
    background: linear-gradient(135deg, var(--orange-light), var(--orange-secondary));
    color: var(--orange-dark);
    box-shadow: 0 2px 8px rgba(230,126,34,0.3);
}

.badge-danger {
    background: linear-gradient(135deg, #f8d7da, #f5c6cb);
    color: #721c24;
    box-shadow: 0 2px 8px rgba(220,53,69,0.3);
}

/* Alerts - Modern */
.alert {
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-lg);
    margin-bottom: 1.5rem;
    border-left: 5px solid;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
}

.alert-success {
    background: rgba(40, 167, 69, 0.15);
    color: var(--hijau-dark);
    border-left-color: var(--hijau-primary);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.15);
    color: #721c24;
    border-left-color: #dc3545;
}

.alert-warning {
    background: rgba(255, 193, 7, 0.15);
    color: var(--kuning-dark);
    border-left-color: var(--kuning-primary);
}

/* Filter Form */
.filter-form {
    background: rgba(255,255,255,0.9);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
    align-items: end;
    flex-wrap: wrap;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255,255,255,0.3);
}

.filter-form .form-group {
    flex: 1;
    min-width: 220px;
    margin-bottom: 0;
}

/* Pagination - Elegant Dots */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    margin-top: 2rem;
}

.pagination a,
.pagination span {
    width: 45px;
    height: 45px;
    border: 2px solid transparent;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--hijau-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    background: rgba(255,255,255,0.8);
}

.pagination a:hover {
    background: var(--hijau-primary);
    color: var(--white);
    transform: scale(1.1);
    border-color: var(--hijau-primary);
}

.pagination .active {
    background: var(--hijau-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(39,174,96,0.4);
    transform: scale(1.1);
}

/* Modal - Premium Glass */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background: var(--white);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255,255,255,0.2);
    transform: scale(0.9);
    animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes modalSlideIn {
    to {
        transform: scale(1);
    }
}

.modal-content h2 {
    padding: 2rem 2rem 1.5rem;
    background: linear-gradient(135deg, var(--hijau-primary), var(--orange-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

/* Barcode Display */
.barcode-display {
    text-align: center;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(248,249,250,0.9));
    border-radius: var(--radius-lg);
    margin: 1.5rem 0;
    border: 2px dashed rgba(39,174,96,0.3);
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.05);
}

.barcode-display img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

/* Scanner */
.scanner-container {
    max-width: 700px;
    margin: 0 auto;
}

#reader {
    width: 100%;
    border: 3px solid var(--hijau-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* Chart */
.chart-container {
    background: rgba(255,255,255,0.9);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255,255,255,0.3);
    margin-bottom: 2rem;
}

/* Import Section */
.import-section {
    background: linear-gradient(135deg, rgba(241,196,15,0.1), rgba(255,193,7,0.1));
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    border: 2px dashed var(--kuning-primary);
    margin-bottom: 1.5rem;
}

/* Responsive */
@media (max-width: 992px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        transform: translateX(-100%);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .content-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .filter-form {
        flex-direction: column;
    }
    
    .filter-form .form-group {
        width: 100%;
    }
    
    table {
        font-size: 0.85rem;
    }
    
    table th,
    table td {
        padding: 0.75rem 0.5rem;
    }
}

/* Utilities */
.flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.gap-10 { gap: 0.625rem; }
.gap-20 { gap: 1.25rem; }
.mb-20 { margin-bottom: 1.25rem; }
.mt-20 { margin-top: 1.25rem; }
.text-center { text-align: center; }

.btn-sm {
    padding: 0.625rem 1.125rem;
    font-size: 0.85rem;
}

/* Print Styles */
@media print {
    .sidebar, .no-print {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
    }
    
    .table-container {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}