/**
 * Cloud Storage Styles
 * cloud.duomaps.eu
 */

:root {
    --primary-color: #4a90d9;
    --primary-dark: #3a7bc8;
    --primary-light: #6ba3e0;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --dark-color: #1a1a2e;
    --darker-color: #16162a;
    --light-color: #f8f9fa;
    --border-color: #2d2d44;
    --text-color: #e0e0e0;
    --text-muted: #9a9a9a;
    --card-bg: #1e1e32;
    --sidebar-bg: #16162a;
    --hover-bg: #2a2a42;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--dark-color);
    color: var(--text-color);
    min-height: 100vh;
}

/* ===== LOGIN PAGE ===== */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--darker-color) 0%, var(--dark-color) 50%, #1a2a4a 100%);
    padding: 20px;
}

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

.login-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.cloud-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 30px rgba(74, 144, 217, 0.3);
}

.cloud-icon i {
    font-size: 36px;
    color: white;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    color: white;
}

.login-header .subtitle {
    color: var(--text-muted);
    font-size: 14px;
}

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

.login-form .form-control {
    background-color: var(--darker-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 14px 16px;
    font-size: 16px;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.login-form .form-control:focus {
    background-color: var(--darker-color);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 217, 0.2);
    color: var(--text-color);
}

.login-form .form-control::placeholder {
    color: var(--text-muted);
}

.login-form .input-group .btn {
    background-color: var(--darker-color);
    border: 1px solid var(--border-color);
    border-left: none;
    color: var(--text-muted);
    border-radius: 0 10px 10px 0;
}

.login-form .input-group .btn:hover {
    background-color: var(--hover-bg);
    color: var(--text-color);
}

.login-form .input-group .form-control {
    border-radius: 10px 0 0 10px;
}

.login-form .btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.login-form .btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(74, 144, 217, 0.3);
}

.login-footer {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-muted);
    font-size: 13px;
    margin: 0;
}

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

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header .logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sidebar-header .logo i {
    color: white;
    font-size: 20px;
}

.sidebar-header h2 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    color: white;
}

.sidebar-nav {
    padding: 20px 0;
}

.nav-item {
    padding: 0 12px;
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.nav-link.active {
    background: var(--primary-color);
    color: white;
}

.nav-link i {
    width: 20px;
    text-align: center;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: var(--sidebar-bg);
}

.storage-info {
    margin-bottom: 15px;
}

.storage-info .label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.storage-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    overflow: hidden;
}

.storage-bar .progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 3px;
    transition: width 0.3s ease;
}

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

.user-avatar {
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-weight: 600;
}

.user-details {
    flex: 1;
}

.user-details .name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
}

.user-details .role {
    font-size: 12px;
    color: var(--text-muted);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 30px;
}

/* Header */
.content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.content-header h1 {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.btn-upload {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-upload:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(74, 144, 217, 0.3);
}

.btn-secondary-custom {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 10px;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary-custom:hover {
    background: var(--hover-bg);
}

/* Breadcrumb */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    padding: 12px 16px;
    background: var(--card-bg);
    border-radius: 10px;
    overflow-x: auto;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 14px;
    white-space: nowrap;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--text-color);
}

/* File Grid */
.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 20px;
}

.file-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
}

.file-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.file-card.selected {
    border-color: var(--primary-color);
    background: rgba(74, 144, 217, 0.1);
}

.file-card .checkbox {
    position: absolute;
    top: 10px;
    left: 10px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.file-card:hover .checkbox,
.file-card.selected .checkbox {
    opacity: 1;
}

.file-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--darker-color);
    border-radius: 12px;
}

.file-icon i {
    font-size: 28px;
    color: var(--primary-color);
}

.file-icon.folder i {
    color: #ffc107;
}

.file-icon.image {
    overflow: hidden;
    padding: 0;
}

.file-icon.image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.file-name {
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    color: var(--text-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-bottom: 8px;
}

.file-meta {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
}

/* File List View */
.files-list {
    background: var(--card-bg);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.files-list-header {
    display: grid;
    grid-template-columns: 40px 1fr 120px 150px 100px;
    gap: 15px;
    padding: 15px 20px;
    background: var(--darker-color);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
}

.file-row {
    display: grid;
    grid-template-columns: 40px 1fr 120px 150px 100px;
    gap: 15px;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
    transition: background 0.2s ease;
}

.file-row:hover {
    background: var(--hover-bg);
}

.file-row:last-child {
    border-bottom: none;
}

.file-row .file-icon {
    width: 36px;
    height: 36px;
    margin: 0;
}

.file-row .file-icon i {
    font-size: 18px;
}

.file-row .file-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.file-row .file-name {
    text-align: left;
    margin: 0;
}

.file-row .file-actions {
    display: flex;
    gap: 8px;
}

.file-row .btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: transparent;
    border: none;
    color: var(--text-muted);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-row .btn-icon:hover {
    background: var(--primary-color);
    color: white;
}

.file-row .btn-icon.danger:hover {
    background: var(--danger-color);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.empty-state p {
    font-size: 14px;
}

/* Upload Modal */
.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 20px 24px;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-color);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px 24px;
}

.btn-close {
    filter: invert(1);
}

/* Dropzone */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 40px 20px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--primary-color);
    background: rgba(74, 144, 217, 0.1);
}

.dropzone i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.dropzone h4 {
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-color);
}

.dropzone p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

.upload-list {
    margin-top: 20px;
    max-height: 200px;
    overflow-y: auto;
}

.upload-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--darker-color);
    border-radius: 8px;
    margin-bottom: 8px;
}

.upload-item .file-info {
    flex: 1;
}

.upload-item .file-name {
    font-size: 14px;
    margin: 0;
    text-align: left;
}

.upload-item .file-size {
    font-size: 12px;
    color: var(--text-muted);
}

.upload-item .progress {
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
}

.upload-item .progress-bar {
    height: 100%;
    background: var(--primary-color);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.upload-item .status {
    font-size: 18px;
}

.upload-item .status.success {
    color: var(--success-color);
}

.upload-item .status.error {
    color: var(--danger-color);
}

/* Context Menu */
.context-menu {
    position: fixed;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 8px 0;
    min-width: 180px;
    z-index: 10000;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    display: none;
}

.context-menu.show {
    display: block;
}

.context-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: var(--text-color);
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.context-menu-item:hover {
    background: var(--hover-bg);
}

.context-menu-item i {
    width: 16px;
    color: var(--text-muted);
}

.context-menu-item.danger {
    color: var(--danger-color);
}

.context-menu-item.danger i {
    color: var(--danger-color);
}

.context-menu-divider {
    height: 1px;
    background: var(--border-color);
    margin: 8px 0;
}

/* Search Bar */
.search-bar {
    position: relative;
    max-width: 300px;
}

.search-bar input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-color);
    font-size: 14px;
    transition: all 0.2s ease;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* View Toggle */
.view-toggle {
    display: flex;
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.view-toggle button {
    padding: 10px 14px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.view-toggle button:hover {
    color: var(--text-color);
}

.view-toggle button.active {
    background: var(--primary-color);
    color: white;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 10px;
}

.alert-danger {
    background: rgba(220, 53, 69, 0.2);
    color: #ff6b7a;
}

.alert-success {
    background: rgba(40, 167, 69, 0.2);
    color: #5dd879;
}

/* Responsive */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }
}

@media (max-width: 768px) {
    .files-list-header,
    .file-row {
        grid-template-columns: 40px 1fr 80px;
    }

    .file-row .file-size,
    .files-list-header .col-size,
    .file-row .file-date,
    .files-list-header .col-date {
        display: none;
    }

    .content-header {
        flex-direction: column;
        align-items: stretch;
    }

    .header-actions {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .files-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .login-card {
        padding: 30px 20px;
    }
}

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

::-webkit-scrollbar-track {
    background: var(--darker-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

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

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

.file-card,
.file-row {
    animation: fadeIn 0.3s ease;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10001;
}

.toast {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px 20px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    animation: slideIn 0.3s ease;
}

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

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}

/* Preview Modal */
.preview-modal .modal-dialog {
    max-width: 90vw;
}

.preview-modal .modal-body {
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    background: var(--darker-color);
}

.preview-modal img {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
}

.preview-modal video,
.preview-modal audio {
    max-width: 100%;
}

.preview-modal iframe {
    width: 100%;
    height: 80vh;
    border: none;
}