:root {
    --primary-color: #4a90e2;
    --secondary-color: #f5a623;
    --background-color: #f8f9fa;
    --text-color: #333;
    --card-background: #ffffff;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
}

.container {
    max-width: 1024px;
    margin: auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

section {
    background: var(--card-background);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

section:hover {
    transform: translateY(-5px);
}

h2 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 10px;
}

.email-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #e9ecef;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 10px;
}

button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #3a7bc8;
}

#emails {
    list-style-type: none;
    padding: 0;
}

#emails li {
    background-color: #fff;
    margin-bottom: 10px;
    padding: 15px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#emails li:hover {
    background-color: #f0f0f0;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 600px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #000;
    text-decoration: none;
    cursor: pointer;
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    h1 {
        font-size: 2rem;
    }

    .email-display {
        flex-direction: column;
    }

    #copy-email {
        margin-top: 10px;
    }
}

#faq {
    background-color: #f9f9f9;
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
}

#faq h2 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.faq-item {
    margin-bottom: 1.5rem;
}

.faq-item h3 {
    color: #444;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.4;
}

footer a {
    color: #007bff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}


.timer-container {
    text-align: center;
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-top: 10px;
    font-weight: 500;
}

.email-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #e9ecef;
    padding: 15px;
    border-radius: 8px;
    margin: 15px 0;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
}

#current-email {
    font-family: monospace;
    font-size: 1.1rem;
    color: var(--primary-color);
    word-break: break-all;
}

#emails li {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #fff;
    margin-bottom: 12px;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
}

#emails li:hover {
    background-color: #f8f9fa;
    transform: translateX(5px);
}

#emails li::before {
    content: '';
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
    flex-shrink: 0;
}

.header-buttons {
    margin-top: 10px;
}

.header-buttons button {
    padding: 8px 16px;
    margin: 0 5px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    font-size: 14px;
}

.header-buttons button:hover {
    background-color: #0056b3;
}

/* 亮色模式默认样式 */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    transition: background-color 0.3s, color 0.3s;
}

header {
    background-color: #ffffff;
    padding: 20px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

section {
    background-color: #ffffff;
    color: #333;
    margin: 20px 0;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.email-display {
    background-color: #f8f9fa;
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #ddd;
}

.language-selector {
    text-align: right;
    margin-bottom: 1rem;
}

.language-selector a {
    color: var(--text-color);
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.language-selector a:hover {
    background-color: var(--primary-color);
    color: white;
}

.language-selector a.active {
    background-color: var(--primary-color);
    color: white;
}

@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    h1 {
        font-size: 2rem;
    }

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

    #current-email {
        word-break: break-all;
    }

    button {
        width: 100%;
    }

    .language-selector {
        text-align: center;
    }
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.feature-item {
    background: var(--card-background);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.feature-item h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.usage-steps {
    padding-left: 20px;
    margin: 20px 0;
}

.usage-steps li {
    margin-bottom: 15px;
    line-height: 1.6;
    position: relative;
    padding-left: 10px;
}

.usage-steps li::marker {
    color: var(--primary-color);
    font-weight: bold;
}

@media (max-width: 600px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}

.main-nav {
    margin-top: 1rem;
}

.main-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.main-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    background-color: var(--primary-color);
    color: white;
}
.main-nav a[href*="app.fakemail.work"] {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: bold;
    transition: all 0.3s ease;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.main-nav a[href*="app.fakemail.work"]:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 2rem 0;
}

.footer-section h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background-color: #f0f0f0;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background-color: var(--primary-color);
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #eee;
}

@media (max-width: 600px) {
    .main-nav ul {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

/* Blog Section Styles */
.blog-grid {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.blog-preview {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.blog-preview:hover {
    transform: translateY(-3px);
}

.blog-preview h3 {
    margin: 0 0 1rem;
    font-size: 1.4rem;
}

.blog-preview h3 a {
    color: #2c3e50;
    text-decoration: none;
}

.blog-preview h3 a:hover {
    color: #3498db;
}

.blog-meta {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
}

.blog-meta time {
    margin-right: 1rem;
}

.blog-meta .category {
    background: #e0f2fe;
    color: #0369a1;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.blog-preview p {
    color: #4a5568;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 600px) {
    .feature-grid {
        grid-template-columns: 1fr;
    }
}