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

:root {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --accent-color: #4fc3f7;
    --text-color: #333;
    --text-light: #f8f9fa;
    --background-color: #f8f9fa;
    --card-color: #ffffff;
    --error-color: #e63946;
    --success-color: #2a9d8f;
    --warning-color: #f4a261;
    --border-color: #ddd;
}

[data-theme="dark"] {
    --primary-color: #4a6fa5;
    --secondary-color: #166088;
    --accent-color: #4fc3f7;
    --text-color: #f8f9fa;
    --text-light: #f8f9fa;
    --background-color: #121212;
    --card-color: #1e1e1e;
    --error-color: #ff6b6b;
    --success-color: #51cf66;
    --warning-color: #fcc419;
    --border-color: #333;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s, color 0.3s;
}

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

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--primary-color);
    color: var(--text-light);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

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

.logo i {
    font-size: 1.5rem;
}

.logoinicio {
    width: 25px;
}

.titlo {
    color: #052f44;
    font-family: "Montserrat";
}

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
}

.profile-icon {
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
    transition: opacity 0.2s;
}

.profile-icon:hover {
    opacity: 0.8;
}

.main-content {
    flex: 1;
    padding: 2rem;
}

.page {
    max-width: 1000px;
    margin: 0 auto;
}

.welcome-section {
    text-align: center;
    padding: 2rem;
}

.welcome-section .vault-image {
    max-width: 300px;
    margin-bottom: 1.5rem;
}

.password {
    font-family: monospace;
    background-color: rgba(0, 0, 0, 0.05);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
    word-break: break-all;
}

.password-form {
    background-color: var(--card-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    margin: 0 auto;
    text-align: center;
}

.password-form h2 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.password-form input {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.error-message {
    color: var(--error-color);
    margin-top: 0.5rem;
}

.vault-content {
    margin-top: 2rem;
}

.search-container {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.search-bar {
    position: relative;
    flex: 1;
}

.search-bar input {
    width: 100%;
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
}

.search-bar i {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-color);
}

#filter-category {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--card-color);
    color: var(--text-color);
}

.password-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.category-header {
    grid-column: 1 / -1;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-size: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.password-card {
    background-color: var(--card-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.password-category {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.password-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.password-card p {
    margin-bottom: 0.5rem;
}

.password-card .password {
    font-family: monospace;
    background-color: rgba(0, 0, 0, 0.05);
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-block;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.tag {
    background-color: var(--accent-color);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
}

.password-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: auto;
    padding-top: 0.5rem;
}

.password-actions button {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 0.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--card-color);
    color: var(--text-color);
}

.form-group textarea {
    resize: vertical;
}

.password-input {
    position: relative;
    display: flex;
    gap: 0.5rem;
}

.password-input input {
    flex: 1;
}

.settings-section {
    background-color: var(--card-color);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.settings-section h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.setting-item label {
    font-weight: 500;
}

.setting-item select {
    padding: 0.5rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background-color: var(--card-color);
    color: var(--text-color);
}

.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
}

input:checked + .slider {
    background-color: var(--secondary-color);
}

input:checked + .slider:before {
    transform: translateX(26px);
}

.slider.round {
    border-radius: 24px;
}

.slider.round:before {
    border-radius: 50%;
}

.footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 1.5rem 2rem;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s, transform 0.1s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

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

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

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

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

.btn.small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

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

.modal-content {
    background-color: var(--card-color);
    padding: 2rem;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.modal h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.modal-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1.5rem;
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 1rem;
    }

    .nav-links {
        margin: 1rem 0;
        flex-wrap: wrap;
        justify-content: center;
    }

    .profile-icon {
        margin-top: 1rem;
    }

    .search-container {
        flex-direction: column;
    }

    .password-list {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
        grid-auto-rows: minmax(180px, auto);
        gap: 1.5rem;
    }

    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 1rem;
    }

    .password-form {
        padding: 1.5rem;
    }

    .setting-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

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

    .password-actions button {
        width: 100%;
    }
}