/**
 * Del Anzuelo al Plato - File Manager
 * Estilos Personalizados
 */

/* =====================================================
   Font Face - Geologica
   ===================================================== */
@font-face {
    font-family: 'Geologica';
    src: url('../fonts/Geologica_Auto-Light.ttf') format('truetype');
    font-weight: 300;
    font-style: normal;
}

@font-face {
    font-family: 'Geologica';
    src: url('../fonts/Geologica_Auto-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Geologica';
    src: url('../fonts/Geologica_Auto-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
}

@font-face {
    font-family: 'Geologica';
    src: url('../fonts/Geologica_Auto-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
}

/* =====================================================
   Variables CSS
   ===================================================== */
:root {
    --color-primary-dark: #1C3457;
    --color-primary: #4994FF;
    --color-secondary: #54BDC0;
    --color-white: #FFFFFF;
    --color-gray-light: #F5F5F5;
    --color-gray: #E0E0E0;
    --color-gray-dark: #6c757d;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-danger: #dc3545;
    --color-success: #28a745;
    
    --sidebar-width: 220px;
    --header-height: 70px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --transition: all 0.3s ease;
    
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* =====================================================
   Reset y Base
   ===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Geologica', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--color-gray-light);
    color: var(--color-text);
    line-height: 1.6;
}

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

a:hover {
    color: var(--color-primary-dark);
}

/* =====================================================
   Login Page
   ===================================================== */
.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, rgba(28, 52, 87, 0.9) 0%, rgba(28, 52, 87, 0.95) 100%),
                url('../images/AdobeStock_270783744.jpeg') center/cover no-repeat;
}

.login-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.login-logo {
    text-align: center;
    margin-bottom: 80px;
}

.login-logo img {
    width: 320px;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.login-box {
    width: 100%;
    max-width: 600px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.login-form .form-control {
    width: 100%;
    padding: 20px 30px;
    font-family: 'Geologica', sans-serif;
    font-size: 1rem;
    font-weight: 400;
    border: none;
    border-radius: 50px;
    background-color: var(--color-white);
    color: var(--color-text);
}

.login-form .form-control::placeholder {
    color: #999999;
    font-weight: 300;
}

.login-form .form-control:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(73, 148, 255, 0.3);
}

.login-actions {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: nowrap;
    justify-content: center;
    margin-top: 20px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.g-recaptcha {
    transform: scale(1);
    transform-origin: center center;
}

.btn-login {
    padding: 15px 50px;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    border-radius: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    cursor: pointer;
    transition: var(--transition);
}

.btn-login:hover {
    background-color: var(--color-secondary);
    transform: translateY(-2px);
}

.btn-login:disabled {
    background-color: var(--color-gray);
    cursor: not-allowed;
    transform: none;
}

.login-error {
    background-color: rgba(220, 53, 69, 0.9);
    color: var(--color-white);
    padding: 15px 20px;
    border-radius: var(--border-radius);
    text-align: center;
    margin-bottom: 15px;
}

/* Login Footer */
.login-footer {
    background-color: var(--color-white);
    padding: 20px 0;
}

.login-footer-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    flex-wrap: nowrap;
    padding: 0 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.login-footer-logos .logo-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border-right: 1px solid #ae8521;
    flex-shrink: 1;
    min-width: 0;
}

.login-footer-logos .logo-item:last-child {
    border-right: none;
}

.login-footer-logos .logo-item img {
    height: 28px;
    max-width: 100%;
    object-fit: contain;
    opacity: 0.85;
    transition: var(--transition);
}

.login-footer-logos .logo-item img:hover {
    opacity: 1;
}

/* Placeholder logos */
.login-footer-logos .logo-placeholder {
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-gray-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.7;
    white-space: nowrap;
}

.login-footer-logos .logo-placeholder img {
    height: 24px;
    margin-right: 5px;
}

.login-copyright {
    background-color: var(--color-primary-dark);
    color: var(--color-white);
    text-align: center;
    padding: 15px;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

/* =====================================================
   Main Layout
   ===================================================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: url('../images/pleca-izq.jpg') center/cover no-repeat;
    color: var(--color-white);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.sidebar-logo {
    padding: 25px 15px;
    text-align: center;
}

.sidebar-logo img {
    width: 100%;
    max-width: 160px;
    height: auto;
}

.sidebar-content {
    flex: 1;
    padding: 20px;
}

/* Search Box */
.search-box {
    position: relative;
    margin-bottom: 25px;
}

.search-box input {
    width: 100%;
    padding: 12px 15px 12px 40px;
    border: none;
    border-radius: 50px;
    background-color: rgba(255, 255, 255, 0.25);
    color: var(--color-white);
    font-size: 0.55rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.search-box input::placeholder {
    color: var(--color-white);
    opacity: 1;
}

.search-box input:focus {
    outline: none;
    background-color: rgba(255, 255, 255, 0.35);
}

.search-box .search-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-white);
}

/* File Type Filters */
.filter-section h4 {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-bottom: 15px;
    color: var(--color-white);
    text-align: left;
}

.filter-checkboxes {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px 4px;
}

.filter-checkbox {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.55rem;
    font-weight: 500;
    cursor: pointer;
    color: var(--color-white);
}

.filter-checkbox input {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    background-color: transparent;
    border: 1px solid #4994ff;
    border-radius: 0;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
}

.filter-checkbox input:checked {
    background-color: var(--color-primary);
}

.filter-checkbox input:checked::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 1px;
    width: 3px;
    height: 6px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.btn-search {
    width: 100%;
    padding: 12px;
    margin-top: 20px;
    border: none;
    border-radius: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
}

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

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background-color: var(--color-white);
}

/* Header */
.app-header {
    background-color: #f8f7f4;
    padding: 15px 20px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    position: sticky;
    top: 0;
    right: 0;
    z-index: 100;
    min-width: 220px;
    width: 100%;
    pointer-events: auto;
}

.user-menu {
    position: relative;
}

.user-menu-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 15px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.user-menu-btn:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
}

.user-menu-btn span {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--color-primary-dark);
    letter-spacing: 0.5px;
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: -20px;
    background-color: #f8f7f4;
    border-radius: 0;
    box-shadow: var(--shadow-md);
    min-width: 220px;
    display: none;
    overflow: hidden;
    z-index: 1001;
}

.user-dropdown.show {
    display: block;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
    color: var(--color-primary-dark);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.user-dropdown a svg {
    display: none;
}

.user-dropdown a:last-child {
    border-top: 1px solid var(--color-gray);
}

.user-dropdown a:last-child::after {
    content: '←';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border: 1px solid var(--color-primary-dark);
    border-radius: 50%;
    font-size: 1rem;
    transition: var(--transition);
}

.user-dropdown a:hover {
    background-color: var(--color-gray-light);
    color: var(--color-primary);
}

.user-dropdown a:last-child:hover::after {
    border-color: var(--color-primary);
}

.user-dropdown a.active {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.user-dropdown a.active:hover {
    background-color: var(--color-primary-dark);
}

.user-dropdown a.disabled-link {
    cursor: default;
    opacity: 0.6;
}

.user-dropdown a.disabled-link:hover {
    background-color: transparent;
    color: var(--color-primary-dark);
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 30px;
    margin-top: 0;
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 25px;
    margin-top: 0;
    flex-wrap: wrap;
    gap: 15px;
}

.page-title h1 {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--color-primary-dark);
    margin-bottom: 0;
    letter-spacing: 0.5px;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    flex-wrap: wrap;
    text-transform: capitalize;
}

.breadcrumb a {
    color: #b0b0b0;
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb span {
    color: #b0b0b0;
}

.breadcrumb .current {
    color: #b0b0b0;
    font-weight: 400;
}

.breadcrumb .current.folder-name {
    color: var(--color-primary-dark);
    font-weight: 500;
}

/* Action Buttons */
.page-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    min-height: 44px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 2px solid transparent;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.btn-outline {
    background-color: var(--color-white);
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

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

.btn-action {
    background-color: var(--color-primary);
    border: none;
    color: var(--color-white);
    padding: 10px 20px;
    font-size: 0.7rem;
    font-weight: 400;
}

.btn-action:hover {
    background-color: #3a85f0;
}

.btn-action .btn-icon {
    width: 18px;
    height: 18px;
    filter: brightness(0) invert(1);
}

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

.btn-secondary:hover {
    background-color: #1a3a5c;
}

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

.btn-danger:hover {
    background-color: #c82333;
}

.btn-download {
    background: none;
    border: none;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-right: 20px;
    white-space: nowrap;
}

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

.btn-download .btn-icon-download {
    width: 18px;
    height: 18px;
}

.btn-delete {
    background: none;
    border: none;
    color: var(--color-danger);
    font-weight: 600;
    font-size: 0.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-right: 20px;
    white-space: nowrap;
}

.btn-delete:hover {
    color: #c82333;
}

/* =====================================================
   Grid View (Folders/Files)
   ===================================================== */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 25px;
}

.item-card {
    background-color: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.item-card:hover {
    transform: translateY(-3px);
}

.item-card.selected {
    color: var(--color-white);
}

.item-card .select-checkbox {
    position: absolute;
    top: 15px;
    left: -15px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}

.item-card .select-checkbox img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.item-card.selected .select-checkbox {
    opacity: 1;
}

.item-card .item-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--color-primary-dark);
}

.item-card .item-icon img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.item-card.selected .item-icon {
    color: var(--color-white);
}

.item-card .item-name {
    font-weight: 700;
    font-size: 0.85rem;
    word-break: break-word;
    word-wrap: break-word;
    overflow-wrap: break-word;
    color: var(--color-primary-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-align: center;
    line-height: 1.3;
    max-width: 90%;
    padding: 0 5px;
}

/* Folder specific styles */
.folder-card {
    background: url('../images/folder.png') no-repeat center top;
    background-size: 100% auto;
    min-height: 215px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 40px;
}

.folder-card .folder-tab {
    display: none;
}

.folder-card .item-icon {
    display: none;
}

.folder-card.selected {
    background: url('../images/selected_folder.png') no-repeat center top;
    background-size: 100% auto;
}

.folder-card.selected .item-name {
    color: var(--color-white);
}

/* Action Cards */
.action-card {
    background: url('../images/folder.png') no-repeat center top;
    background-size: 100% auto;
    min-height: 215px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 20px;
    border: none;
}

.action-card:hover {
    transform: translateY(-3px);
}

.action-card .item-icon {
    display: block;
    margin-bottom: 3px;
}

.action-card .item-icon img {
    width: 60px;
    height: auto;
}

.action-card .item-name {
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.3;
}

/* =====================================================
   List View
   ===================================================== */
.items-list {
    background-color: var(--color-white);
    border-radius: 0;
    overflow: hidden;
}

.list-header {
    display: grid;
    grid-template-columns: 30px 1fr 150px;
    padding: 15px 20px;
    background-color: transparent;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-primary-dark);
    letter-spacing: 0.3px;
}

.list-item {
    display: grid;
    grid-template-columns: 30px 1fr 150px;
    padding: 15px 20px;
    align-items: center;
    transition: var(--transition);
    cursor: pointer;
    border-bottom: 1px solid #e0e0e0;
}

.list-item:last-child {
    border-bottom: none;
}

.list-item:hover {
    background-color: var(--color-gray-light);
}

.list-item.selected {
    background-color: transparent;
}

.list-item .item-checkbox {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #ccc;
    border-radius: 50%;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    opacity: 0;
}

.list-item .item-checkbox:checked {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    opacity: 1;
}

.list-item .item-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 3px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.list-item .item-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.list-item .item-icon {
    width: 24px;
    height: 24px;
    color: var(--color-primary-dark);
}

.list-item .item-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.list-item .item-name {
    color: var(--color-primary-dark);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
}

.list-item.selected .item-name {
    color: var(--color-primary);
}

.list-item .item-date {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

.list-item.selected .item-date {
    color: var(--color-primary);
}

/* =====================================================
   Preview Panel
   ===================================================== */
.content-with-preview {
    display: flex;
    gap: 30px;
}

.content-main {
    flex: 1;
    min-width: 0;
}

.preview-panel {
    width: 40%;
    flex-shrink: 0;
    background-color: var(--color-white);
    border-radius: 0;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: calc(var(--header-height) + 30px);
    max-height: calc(100vh - var(--header-height) - 60px);
}

.preview-image {
    width: 100%;
    max-height: 400px;
    object-fit: contain;
    background-color: var(--color-gray-light);
}

.preview-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: var(--color-gray-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-dark);
    font-size: 4rem;
}

.preview-info {
    padding: 20px;
}

.preview-filename {
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-primary-dark);
    margin-bottom: 5px;
    word-break: break-word;
}

.preview-filesize {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.preview-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.preview-action-btn {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    padding: 10px 0;
    background: none;
    border: none;
    color: var(--color-primary);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.preview-action-btn.delete {
    color: var(--color-danger);
}

.preview-action-btn.delete:hover {
    color: #c82333;
}

/* =====================================================
   Modals
   ===================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(73, 148, 255, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    max-width: 500px;
    width: 90%;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.show .modal {
    transform: scale(1);
}

.modal-icon {
    position: absolute;
    top: -30px;
    right: -30px;
    width: 60px;
    height: 60px;
    background-color: var(--color-primary-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
    color: var(--color-white);
    font-size: 1.5rem;
}

.modal-close {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 40px;
    height: 40px;
    background-color: var(--color-primary-dark);
    border-radius: 50%;
    border: none;
    color: var(--color-white);
    font-size: 1.5rem;
}

/* Close button at screen corner */
.modal-close-screen {
    position: fixed;
    top: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--color-primary-dark);
    border-radius: 50%;
    border: none;
    color: var(--color-white);
    font-size: 2.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 2001;
    line-height: 1;
}

.modal-close-screen:hover {
    background-color: var(--color-white);
    color: var(--color-primary-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.modal h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 20px;
}

.modal p {
    color: var(--color-text-light);
    margin-bottom: 20px;
}

.modal-form .form-group {
    margin-bottom: 20px;
}

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

.modal-form .form-control {
    width: 100%;
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: #f0efe9;
    color: var(--color-primary-dark);
}

.modal-form .form-control::placeholder {
    color: var(--color-primary-dark);
    opacity: 0.7;
}

.modal-form .form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(73, 148, 255, 0.1);
}

/* Modal error message */
.modal-error {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
    color: #dc2626;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-top: 15px;
}

/* Selected files display */
.selected-files-display {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #f0efe9;
    padding: 12px 16px;
    border-radius: 50px;
    margin-top: 15px;
    margin-bottom: 10px;
}

.selected-files-text {
    color: var(--color-primary-dark);
    font-size: 0.9rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.selected-files-remove {
    background: none;
    border: none;
    color: var(--color-primary-dark);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 0 0 10px;
    line-height: 1;
    opacity: 0.7;
    transition: var(--transition);
}

.selected-files-remove:hover {
    opacity: 1;
    color: #dc2626;
}

.modal-actions {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

/* Folder checkboxes in upload modal */
.folder-checkboxes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 25px;
}

.folder-checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary-dark);
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.folder-checkbox:hover {
    color: var(--color-primary);
}

.folder-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
    flex-shrink: 0;
}

.folder-checkbox span,
.folder-checkbox label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.folder-checkbox.checked {
    color: var(--color-primary);
}

/* =====================================================
   Profile Page
   ===================================================== */
.profile-container {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.profile-form {
    flex: 1;
    max-width: 500px;
}

.profile-info {
    margin-bottom: 30px;
}

.profile-name {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin-bottom: 5px;
}

.profile-email {
    color: var(--color-text-light);
    font-size: 1rem;
}

.profile-form .form-group {
    margin-bottom: 20px;
}

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

.profile-form .form-control {
    width: 100%;
    padding: 15px 20px;
    border: none;
    border-radius: 50px;
    background-color: var(--color-gray-light);
    font-size: 1rem;
}

.profile-form .form-control:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(73, 148, 255, 0.2);
}

.profile-form .btn-update {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 15px 40px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.profile-note {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-top: 15px;
}

.profile-avatar {
    flex-shrink: 0;
}

.profile-avatar img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: var(--shadow-lg);
}

/* =====================================================
   View Toggle
   ===================================================== */
.view-toggle {
    display: flex;
    gap: 5px;
    background-color: var(--color-gray-light);
    padding: 5px;
    border-radius: 50px;
}

.view-toggle-btn {
    padding: 8px 15px;
    border: none;
    border-radius: 50px;
    background: none;
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-text-light);
}

.view-toggle-btn.active {
    background-color: var(--color-white);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* =====================================================
   Alerts & Messages
   ===================================================== */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.alert-error {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
}

.alert-warning {
    background-color: rgba(255, 193, 7, 0.1);
    color: #856404;
    border: 1px solid #ffc107;
}

/* =====================================================
   Loading Spinner
   ===================================================== */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* =====================================================
   Upload Progress
   ===================================================== */
.upload-progress {
    margin: 20px 0;
    padding: 15px;
    background-color: var(--color-gray-light);
    border-radius: 8px;
}

.upload-progress-bar {
    width: 100%;
    height: 24px;
    background-color: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 8px;
}

.upload-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 12px;
    transition: width 0.3s ease;
    width: 0%;
}

.upload-progress-text {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary-dark);
}

/* =====================================================
   Drag and Drop Zones
   ===================================================== */
.drop-zone {
    position: relative;
}

.drop-zone.drag-over {
    outline: 3px dashed var(--color-primary);
    outline-offset: -5px;
    background-color: rgba(73, 148, 255, 0.05);
}

.drop-zone.drag-over::after {
    content: 'Suelta aquí para subir';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-primary);
    color: white;
    padding: 15px 30px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    pointer-events: none;
    z-index: 10;
    box-shadow: var(--shadow-lg);
}

/* Folder card drop zone (Grid View) */
.folder-card.drop-zone.drag-over {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(73, 148, 255, 0.3);
}

.folder-card.drop-zone.drag-over::after {
    content: 'Subir a esta carpeta';
    font-size: 0.85rem;
    padding: 10px 20px;
}

/* List item drop zone (List View) */
.list-item.drop-zone.drag-over {
    background-color: rgba(73, 148, 255, 0.1);
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
}

.list-item.drop-zone.drag-over::after {
    content: 'Subir aquí';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-primary);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.85rem;
    pointer-events: none;
    z-index: 10;
    box-shadow: var(--shadow-md);
}

/* Page-level drop overlay */
.page-drop-overlay {
    position: fixed;
    top: var(--header-height);
    left: var(--sidebar-width);
    right: 0;
    bottom: 0;
    background-color: rgba(73, 148, 255, 0.9);
    display: none;
    z-index: 999;
    pointer-events: none;
}

.page-drop-overlay.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-drop-message {
    background-color: white;
    padding: 40px 60px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.page-drop-message svg {
    width: 80px;
    height: 80px;
    color: var(--color-primary);
    margin-bottom: 20px;
}

.page-drop-message h3 {
    color: var(--color-primary-dark);
    margin-bottom: 10px;
}

.page-drop-message p {
    color: var(--color-text-light);
    font-size: 0.9rem;
}

/* =====================================================
   Drag and Drop Upload Overlay
   ===================================================== */
.drop-upload-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.drop-upload-box {
    background-color: white;
    padding: 40px 50px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    min-width: 400px;
    max-width: 500px;
    text-align: center;
}

.drop-upload-icon {
    color: var(--color-primary);
    margin-bottom: 20px;
}

.drop-upload-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 20px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

.drop-upload-progress-bar {
    width: 100%;
    height: 28px;
    background-color: var(--color-gray-light);
    border-radius: 14px;
    overflow: hidden;
    margin-bottom: 10px;
}

.drop-upload-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 14px;
    transition: width 0.3s ease;
    width: 0%;
}

.drop-upload-percent {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .drop-upload-box {
        min-width: auto;
        width: 90%;
        max-width: 400px;
        padding: 30px 25px;
    }
    
    .drop-upload-text {
        font-size: 1rem;
    }
    
    .page-drop-overlay {
        left: 0;
    }
}

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

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
}

/* =====================================================
   Responsive Design
   ===================================================== */
@media (max-width: 1200px) {
    .content-with-preview {
        flex-direction: column;
    }
    
    .preview-panel {
        width: 100%;
        position: static;
        max-height: none;
    }
    
    .preview-image {
        max-height: 300px;
    }
    
    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 22px;
    }
    
    .folder-card {
        min-height: 200px;
        padding-top: 35px;
    }
    
    .folder-card .item-name {
        font-size: 0.8rem;
        line-height: 1.2;
        max-width: 85%;
        margin-top: 8px;
    }
    
    .action-card {
        min-height: 200px;
        padding-top: 25px;
    }
    
    .action-card .item-icon img {
        width: 55px;
    }
    
    .action-card .item-name {
        font-size: 0.8rem;
    }
}

@media (max-width: 1024px) {
    .items-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 20px;
    }
    
    .folder-card {
        min-height: 190px;
        padding-top: 32px;
    }
    
    .folder-card .item-name {
        font-size: 0.75rem;
        line-height: 1.2;
        max-width: 80%;
        padding: 0 10px;
        margin-top: 5px;
    }
    
    .item-card .select-checkbox {
        width: 35px;
        height: 35px;
        top: 12px;
        left: -12px;
    }
    
    .action-card {
        min-height: 190px;
        padding-top: 22px;
    }
    
    .action-card .item-icon img {
        width: 50px;
    }
    
    .action-card .item-name {
        font-size: 0.75rem;
    }
}

@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }
    
    .sidebar.show {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .app-header {
        justify-content: space-between;
    }
    
    .menu-toggle {
        display: block !important;
        background: none;
        border: none;
        cursor: pointer;
        padding: 8px;
        color: var(--color-primary-dark);
    }
    
    .profile-container {
        flex-direction: column-reverse;
        align-items: center;
        gap: 30px;
    }
    
    .profile-form {
        max-width: 100%;
        width: 100%;
    }
    
    .profile-avatar img {
        width: 200px;
        height: 200px;
    }
    
    .user-dropdown {
        right: 0;
        min-width: 200px;
    }
    
    .filter-checkboxes {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* Add overlay for sidebar on mobile */
    body.sidebar-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 999;
    }
}

@media (max-width: 768px) {
    .login-logo img {
        width: 260px;
    }
    
    .login-actions {
        flex-wrap: wrap;
        flex-direction: column;
        align-items: center;
    }
    
    .g-recaptcha {
        transform: scale(0.85);
        transform-origin: center;
    }
    
    .btn-login {
        width: 100%;
        max-width: 300px;
    }
    
    .login-form .form-control {
        padding: 16px 24px;
        font-size: 0.95rem;
    }
    
    .content-area {
        padding: 20px;
    }
    
    .page-header {
        margin-top: 10px;
    }
    
    .items-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }
    
    .folder-card {
        min-height: 185px;
        padding-top: 30px;
    }
    
    .folder-card .item-name {
        font-size: 0.75rem;
        line-height: 1.2;
        max-width: 80%;
        padding: 0 10px;
        margin-top: 0;
    }
    
    .item-card .select-checkbox {
        width: 34px;
        height: 34px;
        top: 10px;
        left: -10px;
    }
    
    .action-card {
        min-height: 185px;
        padding-top: 20px;
    }
    
    .action-card .item-icon {
        margin-bottom: 6px;
    }
    
    .action-card .item-icon img {
        width: 48px;
    }
    
    .action-card .item-name {
        font-size: 0.75rem;
        line-height: 1.2;
    }
    
    .list-header,
    .list-item {
        grid-template-columns: 30px 1fr 100px;
        padding: 12px 15px;
        font-size: 0.85rem;
    }
    
    .list-item .item-name {
        font-size: 0.8rem;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .page-actions {
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
        align-items: start;
    }
    
    .page-actions .btn-delete {
        grid-column: 1 / -1;
        order: -2;
        justify-content: center;
        margin-right: 0;
        padding: 12px 20px;
        border-radius: 50px;
        background-color: rgba(220, 53, 69, 0.1);
        min-height: 44px;
    }
    
    .page-actions .btn-download {
        grid-column: 1 / -1;
        order: -1;
        justify-content: center;
        margin-right: 0;
        padding: 12px 20px;
        border-radius: 50px;
        background-color: rgba(73, 148, 255, 0.1);
        min-height: 44px;
    }
    
    /* When both buttons are visible, make them same size as other buttons (2 columns) */
    .page-actions.both-selection-buttons .btn-delete {
        grid-column: span 1;
    }
    
    .page-actions.both-selection-buttons .btn-download {
        grid-column: span 1;
    }
    
    .page-actions .btn-action {
        justify-content: center;
        order: 1;
    }
    
    .modal {
        padding: 30px 20px;
        margin: 20px;
    }
    
    .modal-close {
        top: -40px;
        right: 0;
    }
    
    .modal-icon {
        top: -25px;
        right: -15px;
        width: 50px;
        height: 50px;
    }
    
    .modal-icon img {
        width: 24px;
        height: 24px;
    }
    
    .folder-checkboxes {
        grid-template-columns: 1fr;
    }
    
    .filter-checkboxes {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px 6px;
    }
    
    .profile-avatar img {
        width: 180px;
        height: 180px;
    }
    
    .user-menu-btn span {
        display: none;
    }
    
    .app-header {
        padding: 12px 15px;
    }
}

@media (max-width: 480px) {
    .content-area {
        padding: 15px;
    }
    
    .page-header {
        margin-top: 5px;
    }
    
    .items-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
    
    .item-card {
        padding: 20px 15px;
    }
    
    .folder-card {
        min-height: 150px;
        padding-top: 20px;
    }
    
    .folder-card .item-name {
        font-size: 0.65rem;
        line-height: 1.1;
        max-width: 85%;
        padding: 0 5px;
        margin-top: 2px;
    }
    
    .item-card .select-checkbox {
        width: 28px;
        height: 28px;
        top: 8px;
        left: -8px;
    }
    
    .action-card {
        min-height: 140px;
        padding-top: 12px;
    }
    
    .action-card .item-icon img {
        width: 35px;
    }
    
    .action-card .item-name {
        font-size: 0.6rem;
        line-height: 1.2;
    }
    
    .btn {
        padding: 12px 18px;
        font-size: 0.8rem;
        min-height: 44px; /* Touch-friendly minimum */
    }
    
    .btn-action {
        padding: 12px 18px;
        min-height: 44px;
    }
    
    .page-actions {
        gap: 8px;
    }
    
    .page-actions .btn-delete,
    .page-actions .btn-download {
        font-size: 0.7rem;
        padding: 10px 12px;
    }
    
    .page-actions .btn-action {
        font-size: 0.7rem;
        padding: 10px 12px;
    }
    
    .page-actions .btn-icon,
    .page-actions .btn-icon-download {
        width: 14px;
        height: 14px;
    }
    
    .login-footer-logos {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .login-footer-logos .logo-item {
        border-right: none;
        padding: 5px 10px;
    }
    
    .login-footer-logos .logo-item img {
        height: 22px;
    }
    
    .login-form .form-control {
        padding: 14px 20px;
        font-size: 0.9rem;
    }
    
    .btn-login {
        padding: 12px 40px;
        font-size: 0.9rem;
    }
    
    .profile-avatar img {
        width: 150px;
        height: 150px;
    }
    
    .profile-name {
        font-size: 1.4rem;
    }
    
    .profile-form .form-control {
        padding: 12px 18px;
        font-size: 0.95rem;
    }
    
    .profile-form .btn-update {
        padding: 12px 30px;
        font-size: 0.9rem;
    }
    
    .modal {
        padding: 25px 15px;
        margin: 15px;
        max-width: calc(100vw - 30px);
    }
    
    .modal h2 {
        font-size: 1.2rem;
    }
    
    .modal-close-screen {
        top: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }
    
    .modal-form .form-control {
        padding: 12px 18px;
        font-size: 0.95rem;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn {
        width: 100%;
    }
    
    .filter-checkboxes {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .filter-checkbox {
        font-size: 0.6rem;
        padding: 6px 0;
    }
    
    .filter-checkbox input {
        width: 16px;
        height: 16px;
    }
    
    .search-box input {
        padding: 14px 15px 14px 40px;
        font-size: 0.6rem;
    }
    
    .btn-search {
        padding: 14px;
        font-size: 0.75rem;
    }
    
    .user-avatar {
        width: 35px;
        height: 35px;
    }
    
    .page-title h1 {
        font-size: 1.2rem;
    }
    
    .breadcrumb {
        font-size: 0.75rem;
    }
    
    .login-logo {
        margin-bottom: 50px;
    }
    
    .login-logo img {
        width: 220px;
    }
    
    .list-header,
    .list-item {
        grid-template-columns: 28px 1fr 90px;
        padding: 10px 12px;
    }
    
    .list-item .item-name {
        font-size: 0.75rem;
    }
    
    .list-item .item-info {
        gap: 8px;
    }
    
    .list-item .item-icon {
        width: 20px;
        height: 20px;
    }
    
    .list-item .item-date {
        font-size: 0.75rem;
    }
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.d-none { display: none; }
.d-flex { display: flex; }
.d-block { display: block; }

.hidden { visibility: hidden; opacity: 0; }
.visible { visibility: visible; opacity: 1; }

/* =====================================================
   Pagination
   ===================================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 40px;
    padding: 20px 0;
}

.pagination-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: var(--color-primary);
    color: white;
    border-radius: 4px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.pagination-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-1px);
}

.pagination-btn svg {
    width: 16px;
    height: 16px;
}

.pagination-numbers {
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination-number {
    min-width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border: 1px solid var(--color-gray);
    border-radius: 4px;
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.9rem;
    transition: var(--transition);
}

.pagination-number:hover {
    background-color: var(--color-gray-light);
    border-color: var(--color-primary);
}

.pagination-number.active {
    background-color: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    font-weight: 600;
}

.pagination-ellipsis {
    padding: 0 8px;
    color: var(--color-text-light);
}

/* Responsive pagination */
@media (max-width: 768px) {
    .pagination {
        gap: 10px;
    }
    
    .pagination-btn {
        padding: 8px 12px;
        font-size: 0.85rem;
    }
    
    .pagination-btn span {
        display: none;
    }
    
    .pagination-number {
        min-width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
}