/* CSS Global - Tema Light Gradient & Glassmorphism Premium */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.88);
    --border-glass: rgba(5, 150, 105, 0.12);
    --text-primary: #064e3b;
    --text-secondary: #0f766e;
    --accent: #10b981;
    --accent-hover: #059669;
    --accent-glow: rgba(16, 185, 129, 0.15);
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --folder-bg: rgba(16, 185, 129, 0.08);
    --folder-border: rgba(16, 185, 129, 0.25);
    --folder-text: #047857;
    --sidebar-width: 260px;
    --font-main: 'Plus Jakarta Sans', sans-serif;
}

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

body {
    background: linear-gradient(135deg, #022c22 0%, #064e3b 60%, #0f766e 100%);
    color: #f1f5f9;
    font-family: var(--font-main);
    min-height: 100vh;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Layout Wrapper */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
}

/* Top Navbar styling */
.app-navbar {
    position: sticky;
    top: 0;
    width: 100%;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
    z-index: 1000;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px var(--accent-glow);
    flex-shrink: 0;
}

.navbar-logo .logo-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-link-item a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.nav-link-item a svg {
    width: 18px;
    height: 18px;
    stroke-width: 2.2;
}

.nav-link-item a:hover {
    color: var(--text-primary);
    background: rgba(79, 70, 229, 0.05);
}

.nav-link-item.active a {
    color: #ffffff;
    background: var(--accent);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-badge {
    display: flex;
    align-items: center;
    gap: 10px;
}

.user-badge .avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent), #a855f7);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: #ffffff;
    font-size: 14px;
}

.user-badge .username {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.btn-logout-navbar {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(239, 68, 68, 0.08);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.15);
    padding: 8px 12px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.2s ease;
}

.btn-logout-navbar:hover {
    background: var(--danger);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.2);
}

.navbar-toggle-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
}

/* Main Content Area */
.main-content {
    margin-left: 0;
    flex-grow: 1;
    padding: 40px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism Cards */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    margin-bottom: 30px;
    color: var(--text-primary);
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    gap: 16px;
    flex-wrap: wrap;
}

.page-header p {
    color: #a7f3d0 !important;
}

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

/* Dashboard Stats Grid */
.dashboard-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 10px;
}
.stat-card-label {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 500;
}
.stat-card-number {
    font-size: 36px;
    font-weight: 700;
    margin: 12px 0;
}
.stat-card-unit {
    font-size: 16px;
    color: var(--text-secondary);
    font-weight: 400;
}
.stat-card-sub {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Info Badge (Bottom Card) */
.info-badge {
    background: rgba(79, 70, 229, 0.06);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    border: 1px solid var(--border-glass);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), #059669);
    color: #ffffff;
    box-shadow: 0 4px 15px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: var(--danger);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

/* Folders Grid */
.folders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.folder-card {
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.02);
}

.folder-card.inventory-folder {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(209, 250, 229, 0.7) 100%);
    border-left: 5px solid var(--accent);
}
.folder-card.troubleshoot-folder {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(243, 232, 255, 0.7) 100%);
    border-left: 5px solid #a855f7;
}
.folder-card.history-folder {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(254, 243, 199, 0.7) 100%);
    border-left: 5px solid #fb923c;
}

.folder-card.inventory-folder:hover {
    background: linear-gradient(135deg, #ffffff 0%, rgba(209, 250, 229, 0.9) 100%);
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.15);
}
.folder-card.troubleshoot-folder:hover {
    background: linear-gradient(135deg, #ffffff 0%, rgba(243, 232, 255, 0.9) 100%);
    transform: translateY(-4px);
    border-color: #a855f7;
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.15);
}
.folder-card.history-folder:hover {
    background: linear-gradient(135deg, #ffffff 0%, rgba(254, 243, 199, 0.9) 100%);
    transform: translateY(-4px);
    border-color: #fb923c;
    box-shadow: 0 10px 25px rgba(251, 146, 60, 0.15);
}

.folder-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.folder-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

/* GDrive Folder Colors default */
.folder-card.inventory-folder .folder-icon {
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent);
}
.folder-card.troubleshoot-folder .folder-icon {
    background: rgba(168, 85, 247, 0.1);
    color: #a855f7;
}
.folder-card.history-folder .folder-icon {
    background: rgba(251, 191, 36, 0.1);
    color: var(--folder-text);
}

.folder-action-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.folder-edit-btn:hover {
    color: var(--accent) !important;
    background: rgba(79, 70, 229, 0.08) !important;
    transform: scale(1.1);
}

.folder-delete-btn:hover {
    color: var(--danger) !important;
    background: rgba(239, 68, 68, 0.08) !important;
    transform: scale(1.1);
}

.folder-title {
    font-size: 16px;
    font-weight: 700;
    color: #064e3b !important;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.folder-link-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

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

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

.form-control {
    width: 100%;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 15px;
    transition: all 0.2s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: #ffffff;
}

select.form-control {
    background-color: #ffffff;
    color: var(--text-primary);
    cursor: pointer;
}

select.form-control option {
    background-color: #ffffff;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* File Upload Area */
.file-upload-wrapper {
    position: relative;
    border: 2px dashed var(--border-glass);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-upload-wrapper:hover {
    border-color: var(--accent);
    background: rgba(99, 102, 241, 0.03);
}

.file-upload-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.file-upload-icon {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

/* Image Preview */
.img-preview-container {
    width: 100%;
    max-height: 200px;
    border-radius: 10px;
    overflow: hidden;
    margin-top: 10px;
    display: none;
    border: 1px solid var(--border-glass);
}

.img-preview-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Table Style for Items */
.table-container {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    margin-top: 15px;
}

.custom-table th {
    background: rgba(79, 70, 229, 0.03);
    padding: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-glass);
}

.custom-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-glass);
    vertical-align: middle;
}

.custom-table tr:hover {
    background: rgba(79, 70, 229, 0.02);
}

.item-img-thumbnail {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    object-fit: cover;
    border: 1px solid var(--border-glass);
    cursor: pointer;
    transition: transform 0.2s ease;
}

.item-img-thumbnail:hover {
    transform: scale(1.1);
}

/* Status Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: capitalize;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Login Page Styling */
.login-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
}

.login-header {
    text-align: center;
    margin-bottom: 35px;
}

.login-header .logo-icon {
    margin: 0 auto 16px;
}

.login-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px;
}

/* Months Grid (Menu 3) */
.months-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
}

.month-card {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.25s ease;
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.month-card:hover {
    background: #ffffff;
    border-color: var(--folder-border);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.06);
}

.month-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.month-number {
    width: 40px;
    height: 40px;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--folder-text);
}

.month-name {
    font-weight: 600;
    font-size: 16px;
}

.month-file-count {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Tour Onboarding Overlays */

.tour-highlight {
    position: absolute;
    border-radius: 12px;
    z-index: 1001;
    pointer-events: none;
    transition: all 0.3s ease;
    border: 3px solid var(--accent);
    animation: tourPulseGlow 2s infinite ease-in-out;
}

@keyframes tourPulseGlow {
    0% {
        box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.85), 0 0 15px rgba(99, 102, 241, 0.7);
        border-color: #6366f1;
    }
    50% {
        box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.85), 0 0 30px rgba(99, 102, 241, 1), 0 0 15px rgba(168, 85, 247, 0.9);
        border-color: #a855f7;
    }
    100% {
        box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.85), 0 0 15px rgba(99, 102, 241, 0.7);
        border-color: #6366f1;
    }
}

.tour-tooltip {
    position: absolute;
    background: var(--bg-secondary);
    border: 1px solid var(--accent);
    border-radius: 16px;
    padding: 24px;
    width: 320px;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.25), 0 5px 15px rgba(0, 0, 0, 0.5);
    z-index: 1002;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.tour-tooltip-title {
    font-weight: 700;
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--accent);
}

.tour-tooltip-body {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.tour-tooltip-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tour-skip-btn {
    position: fixed;
    top: 24px;
    left: 24px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    z-index: 1003;
    transition: all 0.2s ease;
}

.tour-skip-btn:hover {
    background: var(--danger);
    border-color: var(--danger);
}

/* Modal styling for txt preview & images */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
}

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

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

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 24px;
    cursor: pointer;
}

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

.modal-body {
    padding: 24px;
    overflow-y: auto;
}

.txt-preview-area {
    width: 100%;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    padding: 16px;
    border-radius: 10px;
    color: var(--text-primary);
    font-family: monospace;
    white-space: pre-wrap;
    line-height: 1.6;
    max-height: 400px;
    overflow-y: auto;
    font-size: 14px;
}

.image-modal-content {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 12px;
}

/* Alert Notification Banner */
.alert-banner {
    padding: 14px 20px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}
.alert-banner.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #34d399;
}
.alert-banner.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #f87171;
}

/* PRINT MEDIA STYLING */
@media print {
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }
    
    .sidebar, .mobile-topbar, .btn, .folder-delete-btn, .action-column, .form-container-print, .tour-overlay, .tour-skip-btn, .folder-add-section {
        display: none !important;
    }
    
    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
    }
    
    .glass-card {
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        backdrop-filter: none !important;
    }
    
    .custom-table {
        margin-top: 30px;
    }
    
    .custom-table th {
        background: #f3f4f6 !important;
        color: #000000 !important;
        border-bottom: 2px solid #000000 !important;
    }
    
    .custom-table td {
        border-bottom: 1px solid #e5e7eb !important;
        color: #000000 !important;
    }
    
    .badge {
        border: 1px solid #000000 !important;
        color: #000000 !important;
        background: transparent !important;
        padding: 2px 6px !important;
    }
    
    .item-img-thumbnail {
        border: 1px solid #000000 !important;
        max-width: 100px;
        height: auto;
    }
}

/* Sidebar Collapse Toggle Button */
.collapse-toggle-btn {
    background: rgba(79, 70, 229, 0.05);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    border-radius: 10px;
    padding: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    margin-bottom: 20px;
    width: 100%;
}

.collapse-toggle-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent);
}

/* Sidebar Collapsed State Rules (Global for Desktop & Mobile) */
.sidebar-collapsed {
    --sidebar-width: 88px;
}

.sidebar-collapsed .logo-text,
.sidebar-collapsed .nav-item span,
.sidebar-collapsed .user-info div {
    display: none !important;
}

.sidebar-collapsed .sidebar {
    padding: 24px 14px;
}

.sidebar-collapsed .logo-container {
    justify-content: center;
    margin-bottom: 30px;
}

.sidebar-collapsed .nav-item a {
    justify-content: center;
    padding: 12px;
}

.sidebar-collapsed .nav-item a svg {
    margin: 0;
}

.sidebar-collapsed .user-profile {
    align-items: center;
    padding-top: 15px;
}

.sidebar-collapsed .logout-btn {
    width: 44px;
    height: 44px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
}

.sidebar-collapsed .logout-btn span {
    display: none;
}

.sidebar-collapsed .collapse-toggle-btn .toggle-icon {
    transform: rotate(180deg);
}

/* Form List Layout (Side-by-Side on Desktop, Stacked on Tablet/Mobile) */
.form-list-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 30px;
    align-items: start;
}

/* Prevent Flex and Grid items from blowing out width (crucial for mobile responsiveness) */
.main-content > *,
.form-list-layout > * {
    min-width: 0;
}

/* Overlay Backdrop for Mobile Sidebar */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(2px);
    z-index: 99;
}
.sidebar-overlay.active {
    display: block;
}

/* ========================================
   RESPONSIVE MEDIA QUERIES
   ======================================== */

/* TABLET & MOBILE (max-width: 1024px) */
@media (max-width: 1024px) {
    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 24px;
    }
    
    .navbar-container {
        padding: 12px 16px;
    }
    
    .navbar-toggle-btn {
        display: block !important;
    }
    
    .navbar-menu {
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        width: 100% !important;
        background: var(--bg-secondary) !important;
        border-bottom: 1px solid var(--border-glass) !important;
        flex-direction: column !important;
        align-items: stretch !important;
        padding: 16px !important;
        gap: 16px !important;
        display: none !important;
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08) !important;
    }
    
    .navbar-menu.open {
        display: flex !important;
    }
    
    .nav-links {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        gap: 6px !important;
    }
    
    .nav-link-item a {
        padding: 12px 16px !important;
        width: 100% !important;
    }
    
    .navbar-user {
        border-top: 1px solid var(--border-glass) !important;
        padding-top: 16px !important;
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        gap: 12px !important;
    }
    
    .user-badge {
        justify-content: flex-start !important;
    }
    
    .btn-logout-navbar {
        justify-content: center !important;
        width: 100% !important;
    }
    
    .form-list-layout {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}

/* MOBILE (max-width: 640px) */
@media (max-width: 640px) {
    /* Page layout */
    .main-content {
        padding: 16px !important;
    }

    /* Page header */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 20px;
    }
    .page-title {
        font-size: 22px;
    }

    /* Glass cards */
    .glass-card {
        padding: 18px;
        border-radius: 16px;
        margin-bottom: 16px;
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    }

    /* Dashboard stat cards */
    .dashboard-stats-grid {
        grid-template-columns: 1fr !important;
        gap: 16px !important;
    }
    .stat-card-number {
        font-size: 28px !important;
    }
    .stat-card-label {
        font-size: 14px !important;
    }

    /* Folder grid */
    .folders-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)) !important;
        gap: 14px;
    }
    .folder-card {
        padding: 14px;
        gap: 10px;
        border-radius: 14px;
    }
    .folder-icon {
        width: 40px;
        height: 40px;
    }
    .folder-icon svg {
        width: 20px;
        height: 20px;
    }
    .folder-title {
        font-size: 13px;
    }

    /* Month grid */
    .months-grid {
        grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
        gap: 12px;
    }
    .month-card {
        padding: 14px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        border-radius: 14px;
    }
    .month-info {
        gap: 10px;
    }
    .month-number {
        width: 34px;
        height: 34px;
        font-size: 14px;
    }
    .month-name {
        font-size: 13px;
    }
    .month-file-count {
        font-size: 11px;
    }
    .month-card svg.chevron-icon {
        display: none;
    }

    /* Buttons on mobile */
    .btn {
        padding: 10px 18px;
        font-size: 14px;
    }
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    /* Form grid */
    .form-row {
        grid-template-columns: 1fr;
    }

    /* File upload area */
    .file-upload-wrapper {
        padding: 18px;
    }

    /* Tour tooltip on mobile */
    .tour-tooltip {
        width: 280px !important;
        padding: 18px;
        font-size: 14px;
    }

    /* Responsive header action buttons */
    .page-header {
        align-items: stretch !important;
    }
    .page-header > div:last-child:not(:first-child) {
        width: 100% !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 8px !important;
        display: flex !important;
    }
    .page-header > div:last-child:not(:first-child) .btn {
        width: 100% !important;
        justify-content: center !important;
    }

    /* Responsive flex forms */
    form[style*="display: flex"] {
        flex-direction: column !important;
        align-items: stretch !important;
        width: 100% !important;
        gap: 12px !important;
    }
    form[style*="display: flex"] .form-group {
        width: 100% !important;
        min-width: 0 !important;
    }
    form[style*="display: flex"] .btn {
        width: 100% !important;
    }

    /* Compact scrollable tables for mobile */
    .custom-table th, 
    .custom-table td {
        padding: 10px 8px !important;
        font-size: 13px !important;
    }
    .item-img-thumbnail {
        width: 44px !important;
        height: 44px !important;
    }
    .badge {
        padding: 4px 8px !important;
        font-size: 11px !important;
    }
}