/* DMS System - Modern Professional Styling */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    --primary: #2d6a4f;
    --primary-dark: #1b4332;
    --primary-light: #40916c;
    --secondary: #52796f;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #06b6d4;
    --dark: #081c15;
    --light: #f8fafc;
    --border: #d8f3dc;
    --shadow: rgba(45, 106, 79, 0.08);
    --gradient-1: linear-gradient(135deg, #2d6a4f 0%, #40916c 100%);
    --gradient-2: linear-gradient(135deg, #52796f 0%, #74c69d 100%);
    --gradient-3: linear-gradient(135deg, #40916c 0%, #95d5b2 100%);
}

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

body {
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--dark);
    background: #f1f5f9;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0.75rem;
    color: var(--dark);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

/* Login Page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-20px, -20px) rotate(180deg); }
}

.login-container {
    background: white;
    padding: 3rem;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 1;
    animation: slideUp 0.5s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-header h1 {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--secondary);
    font-size: 0.95rem;
}

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 280px;
    background: white;
    border-right: 1px solid var(--border);
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1.75rem 1.5rem;
    border-bottom: 1px solid var(--border);
    background: var(--gradient-1);
}

.sidebar-header h2 {
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0;
}

.sidebar-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
    margin: 0.25rem 0 0;
}

.sidebar-menu {
    padding: 1.5rem 0;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 0.875rem 1.5rem;
    color: var(--dark);
    text-decoration: none;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
    font-weight: 500;
}

.menu-item:hover {
    background: #f8fafc;
    color: var(--primary);
    border-left-color: var(--primary);
}

.menu-item.active {
    background: #eff6ff;
    color: var(--primary);
    border-left-color: var(--primary);
    font-weight: 600;
}

.menu-item i {
    margin-right: 0.875rem;
    font-size: 1.2rem;
    width: 24px;
    text-align: center;
}

.menu-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    color: var(--secondary);
    padding: 0.75rem 1.5rem 0.5rem;
    margin-top: 1rem;
}

/* Main Content */
.main-content {
    margin-left: 280px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Top Bar */
.top-bar {
    background: white;
    border-bottom: 1px solid var(--border);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 90;
}

.top-bar-left h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1rem;
}

.user-details h4 {
    font-size: 0.95rem;
    margin: 0;
    font-weight: 600;
}

.user-details p {
    font-size: 0.8rem;
    color: var(--secondary);
    margin: 0;
}

/* Content Area */
.content-area {
    padding: 2rem;
    flex: 1;
}

/* Cards */
.card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 1px 3px var(--shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
    transform: translateY(-2px);
}

.card-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: #f8fafc;
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: white;
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: 0 1px 3px var(--shadow);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.stat-card:nth-child(2)::before {
    background: var(--gradient-2);
}

.stat-card:nth-child(3)::before {
    background: var(--gradient-3);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.15);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.stat-card:nth-child(2) .stat-icon {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-card:nth-child(3) .stat-icon {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark);
    margin: 0.5rem 0;
}

.stat-label {
    color: var(--secondary);
    font-size: 0.95rem;
    font-weight: 500;
}

.stat-change {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.stat-change.positive {
    background: #d1fae5;
    color: #065f46;
}

.stat-change.negative {
    background: #fee2e2;
    color: #991b1b;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark);
    font-size: 0.9rem;
}

.form-label.required::after {
    content: ' *';
    color: var(--danger);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border);
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: 'Outfit', sans-serif;
    transition: all 0.2s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.form-control:disabled {
    background: #f8fafc;
    cursor: not-allowed;
}

select.form-control {
    cursor: pointer;
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-text {
    display: block;
    margin-top: 0.375rem;
    font-size: 0.85rem;
    color: var(--secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    gap: 0.5rem;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.3);
}

.btn-secondary {
    background: var(--secondary);
    color: white;
}

.btn-secondary:hover:not(:disabled) {
    background: #475569;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary);
    color: white;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    border-radius: 12px;
    background: white;
}

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

.table thead {
    background: #f8fafc;
}

.table thead th {
    padding: 1rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--secondary);
    border-bottom: 2px solid var(--border);
}

.table tbody td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    color: var(--dark);
    font-size: 0.95rem;
}

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

.table tbody tr:hover {
    background: #f8fafc;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1;
}

.badge-primary { background: #dbeafe; color: #1e40af; }
.badge-success { background: #d1fae5; color: #065f46; }
.badge-danger { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info { background: #cffafe; color: #155e75; }
.badge-secondary { background: #f1f5f9; color: #475569; }
.badge-dark { background: #1e293b; color: white; }

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
    font-weight: 500;
}

.alert-success {
    background: #d1fae5;
    border-color: #10b981;
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    border-color: #ef4444;
    color: #991b1b;
}

.alert-warning {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #92400e;
}

.alert-info {
    background: #dbeafe;
    border-color: #3b82f6;
    color: #1e40af;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.75rem;
    cursor: pointer;
    color: var(--secondary);
    transition: color 0.2s ease;
}

.modal-close:hover {
    color: var(--dark);
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 2.5rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0.875rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    padding-bottom: 2rem;
}

.timeline-marker {
    position: absolute;
    left: -2rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--primary);
    z-index: 1;
}

.timeline-marker.success {
    border-color: var(--success);
}

.timeline-marker.danger {
    border-color: var(--danger);
}

.timeline-content {
    background: white;
    padding: 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.timeline-content h4 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
}

.timeline-content p {
    margin: 0.25rem 0;
    color: var(--secondary);
    font-size: 0.9rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-secondary { color: var(--secondary); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.d-flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .login-container {
        padding: 2rem;
    }
    
    .content-area {
        padding: 1rem;
    }
    
    /* Grid layouts become single column on mobile */
    div[style*="grid-template-columns"] {
        display: block !important;
    }
    
    div[style*="grid-template-columns"] > * {
        margin-bottom: 1rem !important;
    }
    
    /* Tables scroll horizontally */
    table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    
    /* Card responsive */
    .card {
        margin-bottom: 1rem;
    }
    
    /* Buttons stack on mobile */
    div[style*="display: flex"] button,
    div[style*="display: flex"] a.btn,
    div[style*="display:flex"] button,
    div[style*="display:flex"] a.btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    /* Form controls full width */
    .form-control,
    select.form-control,
    input.form-control,
    textarea.form-control {
        width: 100% !important;
        max-width: 100% !important;
    }
    
    /* Badges and status pills wrap */
    .badge {
        display: inline-block;
        margin: 0.25rem;
    }
    
    /* Top bar responsive */
    .top-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    /* Typography scales down */
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    /* Stat cards */
    .stat-card {
        padding: 1rem !important;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    
    .content-area {
        padding: 0.75rem;
    }
    
    .btn {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
    
    .card {
        border-radius: 8px;
    }
    
    /* Even smaller text for tiny screens */
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.25rem; }
    h3 { font-size: 1.125rem; }
}

/* Print Styles */
@media print {
    .sidebar,
    .top-bar,
    .btn,
    .no-print {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}