/* File: assets/css/style.css */
/* Main stylesheet for Cloud Storage System */

/* Base Styles */
:root {
    --primary-color: #4a6cf7;
    --primary-dark: #3a56d4;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --border-radius: 0.25rem;
    --box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-100);
}

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

a:hover {
    text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 0.5rem;
    font-weight: 500;
    line-height: 1.2;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--border-radius);
    transition: var(--transition);
    cursor: pointer;
    background-color: var(--light-color);
    color: var(--dark-color);
}

.btn:hover {
    text-decoration: none;
    opacity: 0.9;
}

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

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

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

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 0.5rem 1rem;
    font-size: 1.25rem;
}

/* Alerts */
.alert {
    position: relative;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
}

.alert-success {
    color: #155724;
    background-color: #d4edda;
    border-color: #c3e6cb;
}

.alert-danger {
    color: #721c24;
    background-color: #f8d7da;
    border-color: #f5c6cb;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group input[type="datetime-local"],
.form-group select,
.form-group textarea {
    display: block;
    width: 100%;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--gray-700);
    background-color: var(--white);
    background-clip: padding-box;
    border: 1px solid var(--gray-400);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    color: var(--gray-700);
    background-color: var(--white);
    border-color: var(--primary-color);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(74, 108, 247, 0.25);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--gray-600);
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--gray-300);
}

.header h1 {
    margin: 0;
    font-size: 1.75rem;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Storage Info */
.storage-info {
    margin-bottom: 1.5rem;
}

.progress {
    height: 0.5rem;
    overflow: hidden;
    background-color: var(--gray-300);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
}

.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.storage-text {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-align: right;
}

/* Breadcrumb */
.breadcrumb {
    margin-bottom: 1.5rem;
    padding: 0.5rem;
    background-color: var(--gray-200);
    border-radius: var(--border-radius);
}

/* Actions */
.actions {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: var(--white);
    margin: 10% auto;
    padding: 1.5rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    position: relative;
}

.close {
    color: var(--gray-600);
    float: right;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
}

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

/* Content */
.content {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.content h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-300);
}

.empty-message {
    padding: 2rem;
    text-align: center;
    color: var(--gray-600);
}

/* Folders */
.folder-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.folder-item {
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    padding: 1rem;
    transition: var(--transition);
}

.folder-item:hover {
    box-shadow: var(--box-shadow);
}

.folder-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--gray-800);
}

.folder-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.folder-name {
    text-align: center;
    word-break: break-word;
}

.folder-actions {
    display: flex;
    justify-content: center;
    margin-top: 0.5rem;
    gap: 0.5rem;
}

/* Files */
.file-list {
    margin-bottom: 1.5rem;
}

.file-item {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.file-item:hover {
    background-color: var(--gray-100);
}

.file-icon {
    font-size: 1.5rem;
    margin-right: 1rem;
}

.file-details {
    flex: 1;
}

.file-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
    word-break: break-word;
}

.file-meta {
    font-size: 0.875rem;
    color: var(--gray-600);
    display: flex;
    gap: 1rem;
}

.file-actions {
    display: flex;
    gap: 0.5rem;
}

/* Share Page */
.file-details-box, .share-form-box {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--box-shadow);
}

.shares-list {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

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

.shares-table th, .shares-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--gray-300);
}

.shares-table th {
    text-align: left;
    font-weight: 600;
    background-color: var(--gray-100);
}

.share-link {
    width: 80%;
    padding: 0.25rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.copy-btn {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.inline-form {
    display: inline;
}

/* Settings Page */
.settings-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .settings-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

.settings-section {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.settings-section h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-300);
}

.account-info {
    margin-top: 1rem;
}

.info-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.info-label {
    font-weight: 500;
}

.storage-bar {
    height: 0.5rem;
    background-color: var(--gray-300);
    border-radius: var(--border-radius);
    margin-top: 0.5rem;
    overflow: hidden;
}

.storage-progress {
    height: 100%;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Landing Page */
.landing-page {
    background-color: var(--white);
}

.landing-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
}

.landing-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    margin-bottom: 2rem;
}

.landing-nav {
    display: flex;
    gap: 1rem;
}

.landing-main {
    margin-bottom: 3rem;
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 3rem 0;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .hero {
        flex-direction: row;
        text-align: left;
    }
}

.hero-content {
    flex: 1;
}

.hero-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.hero-image {
    flex: 1;
    margin-top: 2rem;
}

@media (min-width: 768px) {
    .hero-image {
        margin-top: 0;
    }
}

.hero-image img {
    max-width: 100%;
    height: auto;
}

.features {
    margin-bottom: 3rem;
    text-align: center;
}

.features h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .feature-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.cta {
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 3rem 1.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.cta h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 1.5rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.landing-footer {
    border-top: 1px solid var(--gray-300);
    padding: 2rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .landing-footer {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
}

@media (min-width: 768px) {
    .footer-links {
        margin-top: 0;
    }
}

/* Admin styles */
/* File: assets/css/admin.css */

.admin-container {
    display: flex;
    min-height: 100vh;
}

.admin-sidebar {
    width: 250px;
    background-color: var(--dark-color);
    color: var(--white);
    padding: 1.5rem;
}

.admin-logo {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-nav ul {
    list-style: none;
    padding: 0;
}

.admin-nav li {
    margin-bottom: 0.5rem;
}

.admin-nav a {
    display: block;
    padding: 0.5rem;
    color: var(--gray-400);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.admin-nav a:hover, .admin-nav .active a {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
    text-decoration: none;
}

.admin-main {
    flex: 1;
    padding: 1.5rem;
    background-color: var(--gray-100);
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--gray-300);
}

.admin-content {
    padding: 1.5rem;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
    .stats-container {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-card {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.stat-label {
    color: var(--gray-600);
}

.admin-panels {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

@media (min-width: 992px) {
    .admin-panels {
        grid-template-columns: repeat(2, 1fr);
    }
}

.admin-panel {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--box-shadow);
}

.admin-panel h2 {
    margin-top: 0;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-300);
}

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

.admin-table th, .admin-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--gray-300);
}

.admin-table th {
    text-align: left;
    font-weight: 600;
    background-color: var(--gray-100);
}

.action-type {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--gray-200);
}

.action-details {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-left: 0.5rem;
}

.view-all {
    margin-top: 1rem;
    text-align: right;
}

.admin-actions {
    margin-bottom: 1.5rem;
}

.pagination {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
}

.page-link {
    display: inline-block;
    padding: 0.5rem 0.75rem;
    margin: 0 0.25rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    background-color: var(--white);
    color: var(--primary-color);
}

.page-link:hover {
    background-color: var(--gray-100);
    text-decoration: none;
}

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

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input[type="checkbox"] {
    margin-right: 0.5rem;
}

.admin-form-container {
    max-width: 600px;
    margin: 0 auto;
}

.admin-form {
    margin-bottom: 2rem;
}

.admin-user-stats {
    margin-top: 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.stat-item {
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
    padding: 1rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}