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

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #252525;
    --text-primary: #e0e0e0;
    --text-secondary: #b0b0b0;
    --accent: #4a9eff;
    --accent-hover: #3a8eef;
    --border: #333;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 13px;
    line-height: 1.4;
}

button {
    cursor: pointer;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
}

/* Auth Styles */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-primary);
    padding: 20px;
}

.auth-box {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 32px;
    width: 100%;
    max-width: 400px;
}

.auth-box h2 {
    margin-bottom: 24px;
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 10px 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    color: var(--danger);
    padding: 10px 12px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 12px;
}

.btn-primary {
    width: 100%;
    padding: 10px 16px;
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    transition: background-color 0.2s;
    margin-top: 8px;
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.auth-link {
    text-align: center;
    margin-top: 20px;
    font-size: 12px;
    color: var(--text-secondary);
}

.auth-link a {
    color: var(--accent);
    text-decoration: none;
}

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

/* Layout Styles */
.layout {
    display: flex;
    min-height: 100vh;
    background-color: var(--bg-primary);
}

.sidebar {
    width: 220px;
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}

.sidebar-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-nav {
    flex: 1;
    padding: 0 12px;
}

.nav-link {
    display: block;
    padding: 10px 12px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    margin-bottom: 4px;
    font-size: 13px;
    transition: all 0.2s;
}

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

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

.sidebar-footer {
    padding: 20px 12px 0;
    border-top: 1px solid var(--border);
    margin-top: auto;
}

.btn-logout {
    width: 100%;
    padding: 10px 12px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 13px;
    transition: all 0.2s;
}

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

.main-content {
    flex: 1;
    padding: 24px;
    overflow-x: auto;
}

/* Home Styles */
.home-container {
    width: 100%;
}

.home-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.home-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.toggle-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
}

.toggle-switch input[type="checkbox"] {
    cursor: pointer;
}

.table-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.registros-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.registros-table thead {
    background-color: var(--bg-tertiary);
}

.registros-table th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.registros-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}

.registros-table tbody tr:hover {
    background-color: var(--bg-tertiary);
}

.registros-table tbody tr.discarded {
    opacity: 0.5;
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.link-cell {
    color: var(--accent);
    text-decoration: none;
}

.link-cell:hover {
    text-decoration: underline;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}

.badge.success {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.badge.warning {
    background-color: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.actions-cell {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn-action {
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}

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

.btn-send:hover:not(:disabled) {
    background-color: var(--accent-hover);
}

.btn-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-download {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

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

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

.btn-discard:hover {
    background-color: #dc2626;
}

/* Plantillas Styles */
.plantillas-container {
    width: 100%;
}

.plantillas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 16px;
}

.plantillas-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.add-form-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 24px;
}

.add-form h3 {
    margin-bottom: 16px;
    font-size: 18px;
    color: var(--text-primary);
}

.add-form .form-group {
    margin-bottom: 12px;
}

.add-form .form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

.add-form .form-group input {
    width: 100%;
    padding: 8px 10px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 12px;
}

.add-form .form-group input:focus {
    outline: none;
    border-color: var(--accent);
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.btn-secondary {
    padding: 8px 16px;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    transition: all 0.2s;
}

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

.plantillas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 16px;
}

.plantilla-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    transition: all 0.2s;
}

.plantilla-card:hover {
    border-color: var(--accent);
}

.plantilla-card.enviada {
    opacity: 0.7;
}

.plantilla-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.plantilla-header h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.toggle-switch-small {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    cursor: pointer;
}

.toggle-switch-small input[type="checkbox"] {
    cursor: pointer;
}

.plantilla-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
}

.link-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.link-item label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

.link-item a {
    font-size: 12px;
    color: var(--accent);
    text-decoration: none;
    word-break: break-all;
}

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

.destinatarios-section {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.destinatarios-section h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.destinatarios-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.destinatarios-list li {
    font-size: 11px;
    color: var(--text-secondary);
    padding: 4px 0;
    border-bottom: 1px solid var(--bg-tertiary);
}

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

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* Modal para imágenes */
.image-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.image-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.image-modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.image-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 40px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: opacity 0.2s;
    z-index: 10002;
}

.image-modal-close:hover {
    opacity: 0.7;
}


#email-modal .email-modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 0;
}

#email-modal .email-modal-actions button {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

#email-modal .email-modal-actions .btn-cancel {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

#email-modal .email-modal-actions .btn-cancel:hover {
    background-color: var(--bg-primary);
}

#email-modal .email-modal-actions .btn-send-modal {
    background-color: var(--accent);
    color: white;
}

#email-modal .email-modal-actions .btn-send-modal:hover {
    background-color: var(--accent-hover);
}
/* Modal para ingresar correo - Diseño completo */
.email-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.email-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    cursor: pointer;
}

.email-modal-container {
    position: relative;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    width: 90%;
    max-width: 480px;
    z-index: 10001;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    overflow: hidden;
}

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

.email-modal-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.email-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 28px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s;
    padding: 0;
    line-height: 1;
}

.email-modal-close:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.email-modal-body {
    padding: 24px;
    flex: 1;
    overflow-y: auto;
}

.email-modal-body p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

#email-input {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
    box-sizing: border-box;
}

#email-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(74, 158, 255, 0.1);
}

#email-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.email-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    background-color: var(--bg-tertiary);
}

.btn-modal-cancel,
.btn-modal-send {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 100px;
}

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

.btn-modal-cancel:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border);
}

.btn-modal-send {
    background-color: var(--accent);
    color: white;
}

.btn-modal-send:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.3);
}

/* Indicador de auto-actualizacion */
.auto-refresh-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.refresh-dot {
    width: 8px;
    height: 8px;
    background-color: #4ade80;
    border-radius: 50%;
    animation: pulse-refresh 2s ease-in-out infinite;
}

@keyframes pulse-refresh {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.refresh-text {
    font-weight: 500;
}

.auto-refresh-indicator.refreshing {
    border-color: #fbbf24;
}

.auto-refresh-indicator.refreshing .refresh-dot {
    background-color: #fbbf24;
    animation: pulse-refresh 0.8s ease-in-out infinite;
}