/*
 * FileDump Stylesheet
 *
 * Simple, clean, responsive design.
 * Uses CSS custom properties (variables) at the top so you can
 * easily change the color scheme in one place.
 */

:root {
    --color-bg: #f5f5f5;
    --color-surface: #ffffff;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-danger: #dc2626;
    --color-danger-hover: #b91c1c;
    --color-success: #16a34a;
    --color-error: #dc2626;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-border: #e5e7eb;
    --color-hover: #f9fafb;
    --color-link: var(--color-primary);
    --radius: 8px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* Dark theme — neutral grey (VS Code / Discord style) */
[data-theme="dark"] {
    --color-bg: #1e1e1e;
    --color-surface: #2d2d2d;
    --color-primary: #569cd6;
    --color-primary-hover: #4a8abf;
    --color-danger: #f14c4c;
    --color-danger-hover: #d43d3d;
    --color-success: #4ec9b0;
    --color-error: #f14c4c;
    --color-text: #cccccc;
    --color-text-light: #858585;
    --color-border: #404040;
    --color-hover: #353535;
    --shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    --color-link: #6cb6ff;
}

/* --- Reset & Base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    color: var(--color-link);
}

/* --- Layout --- */
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

/* --- Login Card --- */
.login-card {
    max-width: 400px;
    margin: 4rem auto;
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
    text-align: center;
}

.login-card h1 {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.subtitle {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.back-link {
    margin-top: 1rem;
    font-size: 0.875rem;
}

.back-link a {
    color: var(--color-primary);
    text-decoration: none;
}

.back-link a:hover {
    text-decoration: underline;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 1rem;
    text-align: left;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

input[type="text"],
input[type="password"],
input[type="file"] {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    transition: border-color 0.15s;
    background: var(--color-surface);
    color: var(--color-text);
}

input[type="text"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.input-small {
    width: 140px !important;
    padding: 0.375rem 0.5rem !important;
    font-size: 0.8125rem !important;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.15s;
    line-height: 1.4;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    width: 100%;
}

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

.btn-secondary {
    background: var(--color-border);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

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

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

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

.btn-small {
    padding: 0.4rem 0.75rem;
    font-size: 0.8125rem;
}

/* --- Header --- */
.box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
    gap: 0.5rem;
}

.box-header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.125rem;
}

.box-header div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.box-label {
    color: var(--color-text-light);
    font-size: 0.875rem;
}

/* --- Alerts --- */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.alert-error {
    background: color-mix(in srgb, var(--color-error) 10%, var(--color-surface));
    color: var(--color-error);
    border: 1px solid color-mix(in srgb, var(--color-error) 25%, var(--color-surface));
}

.alert-success {
    background: color-mix(in srgb, var(--color-success) 10%, var(--color-surface));
    color: var(--color-success);
    border: 1px solid color-mix(in srgb, var(--color-success) 25%, var(--color-surface));
}

/* --- Upload Section --- */
.upload-section {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.upload-section h2 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.upload-area {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
}

.upload-area .btn-primary {
    width: auto;
}

/* --- File List --- */
.file-section {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
}

.file-section h2 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.file-count {
    font-weight: 400;
    color: var(--color-text-light);
    font-size: 0.875rem;
}

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

.file-table th,
.file-table td {
    padding: 0.625rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.8125rem;
    vertical-align: middle;
    height: 70px;
}

.file-table th {
    font-weight: 600;
    color: var(--color-text-light);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Column widths with fixed layout */
.file-table .col-name { width: 35%; }
.file-table .col-size { width: 8%; white-space: nowrap; }
.file-table .col-date { width: 15%; white-space: nowrap; }
.file-table .col-expires { width: 15%; white-space: nowrap; }
.file-table .col-actions { width: 27%; text-align: right; white-space: nowrap; }

.file-table tbody tr:hover {
    background: var(--color-hover);
}

.file-name {
    word-break: break-all;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 0;
}

.file-name-inner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.file-thumbnail {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.file-name-text {
    min-width: 0;
    word-break: break-all;
}

.file-actions {
    display: flex;
    gap: 0.375rem;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: nowrap;
}


.inline-form {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.empty-state {
    color: var(--color-text-light);
    text-align: center;
    padding: 2rem;
}

/* --- Drag-and-Drop Zone --- */
.drop-zone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius);
    padding: 1.5rem;
    text-align: center;
    transition: border-color 0.2s, background-color 0.2s;
}

.drop-zone.drag-over {
    border-color: var(--color-primary);
    background: rgba(37, 99, 235, 0.04);
}

.drop-zone-text {
    margin-bottom: 0.75rem;
}

.drop-zone-prompt {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
}

.drop-zone-or {
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-top: 0.125rem;
}

.upload-controls {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.upload-controls .btn-primary {
    width: auto;
}

.upload-note {
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-top: 0.5rem;
}

/* --- Upload Progress Bar --- */
.upload-progress {
    margin-top: 1rem;
}

.progress-bar-track {
    width: 100%;
    height: 10px;
    background: var(--color-border);
    border-radius: 5px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    width: 0%;
    background: var(--color-primary);
    border-radius: 5px;
    transition: width 0.2s ease;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    margin-top: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-text-light);
}

/* --- Upload Queue --- */
.upload-queue {
    margin-top: 1rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1rem;
}

.upload-queue-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.upload-queue-header h3 {
    font-size: 0.9375rem;
    font-weight: 600;
}

.queue-item {
    background: var(--color-bg);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.queue-item-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.375rem;
}

.queue-item-name {
    font-size: 0.8125rem;
    font-weight: 600;
    word-break: break-all;
    margin-right: 0.5rem;
}

.queue-item-size {
    font-size: 0.75rem;
    color: var(--color-text-light);
    white-space: nowrap;
}

.queue-item-progress {
    margin-bottom: 0.375rem;
}

.queue-item-progress .progress-bar-track {
    height: 6px;
    margin-bottom: 0.25rem;
}

.queue-item-detail {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-light);
}

.queue-item-actions {
    display: flex;
    gap: 0.375rem;
    justify-content: flex-end;
}

/* Queue item states */
.queue-done {
    opacity: 0.6;
}

.queue-done .progress-bar-fill {
    background: var(--color-success);
}

.queue-error .progress-bar-fill {
    background: var(--color-error);
}

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

/* --- Storage Overview --- */
.stats-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.stat-card {
    flex: 1;
    min-width: 120px;
    text-align: center;
    padding: 1rem;
    background: var(--color-bg);
    border-radius: var(--radius);
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-text-light);
    margin-top: 0.25rem;
}

/* --- Bulk Actions --- */
.bulk-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.select-all-label {
    font-size: 0.875rem;
    color: var(--color-text-light);
    display: flex;
    align-items: center;
    gap: 0.375rem;
    cursor: pointer;
}

.col-check {
    width: 30px;
}

.text-muted {
    color: var(--color-text-light);
}

select,
select.input-small {
    padding: 0.375rem 0.5rem;
    font-size: 0.8125rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-text);
}

select.input-small {
    width: auto !important;
    padding: 0.375rem 0.5rem !important;
    font-size: 0.8125rem !important;
}

/* --- Admin Sections --- */
.admin-section {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.admin-section h2 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.inline-form-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.inline-form-row input {
    width: auto;
    flex: 1;
    min-width: 120px;
}

.inline-form-row .btn {
    width: auto;
}

/* --- Modal --- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
    padding: 1.5rem;
    width: 90%;
    max-width: 480px;
    word-break: break-word;
    overflow-wrap: break-word;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.modal-header h3 {
    font-size: 1.125rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-light);
    line-height: 1;
}

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

.modal-small {
    max-width: 380px;
}

.modal-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    margin-top: 1.25rem;
}

.modal-actions .btn {
    width: auto;
}

/* --- Share UI --- */
.share-page {
    max-width: 480px;
    margin: 2rem auto;
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 2rem;
}

.share-file-info h2 {
    margin-bottom: 1rem;
}

.share-file-info .file-table {
    margin-bottom: 1.5rem;
}

.share-file-info .btn-large {
    display: block;
    text-align: center;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
}

.share-url-box {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 0.75rem;
    margin: 0.75rem 0 0;
    word-break: break-all;
}

.share-url-display {
    font-size: 0.8125rem;
    font-family: monospace;
    color: var(--color-text);
    user-select: all;
}

.share-url-actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.share-copied {
    font-size: 0.8125rem;
    color: var(--color-success);
}

#share-modal-body label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin: 1rem 0 0.375rem;
}

#share-modal-body .btn-primary {
    margin-top: 1rem;
}

#share-existing h4 {
    font-size: 0.9375rem;
    margin-bottom: 0.5rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

.share-link-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.8125rem;
}

.share-link-item.expired {
    opacity: 0.5;
}

.share-link-info {
    color: var(--color-text-light);
}

.share-link-expired-tag {
    color: var(--color-error);
    font-weight: 600;
    font-size: 0.75rem;
}

/* --- Activity Log --- */
.log-filters {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.log-action {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    background: var(--color-border);
    color: var(--color-text);
}

.log-upload { background: #dbeafe; color: #1e40af; }
.log-download { background: #d1fae5; color: #065f46; }
.log-delete { background: #fee2e2; color: #991b1b; }
.log-login { background: #e0e7ff; color: #3730a3; }
.log-login_failed { background: #fee2e2; color: #991b1b; }
.log-admin_login { background: #fef3c7; color: #92400e; }

[data-theme="dark"] .log-upload { background: #1e3a5f; color: #93c5fd; }
[data-theme="dark"] .log-download { background: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .log-delete { background: #5c1a1a; color: #fca5a5; }
[data-theme="dark"] .log-login { background: #312e81; color: #a5b4fc; }
[data-theme="dark"] .log-login_failed { background: #5c1a1a; color: #fca5a5; }
[data-theme="dark"] .log-admin_login { background: #78350f; color: #fcd34d; }

.log-pagination {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    justify-content: center;
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-border);
}

/* --- Quota Bar --- */
.quota-bar {
    margin-bottom: 1rem;
}

.quota-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-text-light);
    margin-bottom: 0.25rem;
}

.quota-bar .progress-bar-track {
    height: 6px;
}

.quota-warning {
    background: #f59e0b !important;
}

.quota-danger {
    background: var(--color-danger) !important;
}

/* --- Theme Toggle --- */
.theme-toggle {
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.15s, transform 0.15s;
    z-index: 999;
}

.theme-toggle:hover {
    transform: scale(1.1);
    background: var(--color-hover);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .container {
        padding: 1rem 0.75rem;
    }

    .box-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .file-table th:nth-child(3),
    .file-table td:nth-child(3),
    .file-table th:nth-child(4),
    .file-table td:nth-child(4) {
        display: none;
    }

    .file-actions {
        flex-wrap: wrap;
    }

    .file-thumbnail {
        width: 36px;
        height: 36px;
    }

    .inline-form-row {
        flex-direction: column;
    }

    .inline-form-row input {
        width: 100%;
    }
}