@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=ZCOOL+XiaoWei&display=swap');

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

:root {
    --primary: #2e7d32;
    --secondary: #1b5e20;
    --bg-light: #e8f5e9;
    --text-dark: #0d1620;
    --white: #ffffff;
    --accent: #66bb6a;
    --shadow: 0 4px 20px rgba(27, 94, 32, 0.15);
    --shadow-hover: 0 8px 30px rgba(27, 94, 32, 0.25);
    --radius: 12px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-dark);
    background: var(--bg-light);
    line-height: 1.7;
    min-height: 100vh;
}

h1, h2, h3, h4 {
    font-family: 'ZCOOL XiaoWei', 'Noto Sans SC', serif;
    color: var(--text-dark);
    line-height: 1.3;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: 'ZCOOL XiaoWei', serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo span {
    background: var(--primary);
    color: var(--white);
    padding: 2px 10px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 400;
}

nav ul {
    display: flex;
    gap: 8px;
}

nav ul li a {
    padding: 8px 18px;
    border-radius: 8px;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 0.95rem;
}

nav ul li a:hover,
nav ul li a.active {
    background: var(--primary);
    color: var(--white);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
    background: none;
    border: none;
}

.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 80px 0 100px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Cpath d='M30 30l4 4m0 0l4 4m-4-4l-4 4m4-4l4-4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

.hero h1 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.95;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin-bottom: 20px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-3px);
}

.btn-outline {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

.btn-lg {
    padding: 18px 48px;
    font-size: 1.1rem;
}

.features-bar {
    background: var(--white);
    padding: 40px 0;
    margin-top: -40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    z-index: 10;
}

.features-bar .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 20px;
}

.feature-item .icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.feature-item h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.feature-item p {
    color: var(--secondary);
    font-size: 0.9rem;
}

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.section-title p {
    color: var(--secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.section-title .tag {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
    background: var(--bg-light);
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover .card-img img {
    transform: scale(1.05);
}

.card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--primary);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-status {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
}

.card-status.normal {
    background: #2e7d32;
    color: var(--white);
}

.card-status.backup {
    background: #f57f17;
    color: var(--white);
}

.card-status.maintenance {
    background: #c62828;
    color: var(--white);
}

.card-body {
    padding: 16px;
}

.card-body h3 {
    font-size: 1.05rem;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.card-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--secondary);
}

.card-meta span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.entry-group {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary);
}

.entry-group h3 {
    color: var(--primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.entry-group .url-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.entry-group .url-item {
    background: var(--bg-light);
    border-radius: 8px;
    padding: 14px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.entry-group .url-item:hover {
    background: #c8e6c9;
}

.entry-group .url-item a {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    word-break: break-all;
}

.entry-group .url-item .status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-left: 10px;
}

.status-dot.normal { background: #2e7d32; box-shadow: 0 0 6px #2e7d32; }
.status-dot.backup { background: #f57f17; box-shadow: 0 0 6px #f57f17; }
.status-dot.maintenance { background: #c62828; box-shadow: 0 0 6px #c62828; }

.tips-list {
    counter-reset: tips;
    list-style: none;
    padding: 0;
}

.tips-list li {
    counter-increment: tips;
    position: relative;
    padding: 20px 20px 20px 70px;
    margin-bottom: 16px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.tips-list li::before {
    content: counter(tips);
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.tips-list li h4 {
    color: var(--primary);
    margin-bottom: 6px;
}

.tips-list li p {
    color: var(--secondary);
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item.active .faq-question::after {
    content: "−";
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--secondary);
}

.faq-item.active .faq-answer {
    padding: 0 24px 20px;
    max-height: 300px;
}

.guarantee-card {
    background: linear-gradient(135deg, var(--white) 0%, var(--bg-light) 100%);
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.guarantee-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.guarantee-card .icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.guarantee-card h3 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 1.3rem;
}

.guarantee-card p {
    color: var(--secondary);
    line-height: 1.8;
}

.notice-item {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.notice-date {
    min-width: 80px;
    text-align: center;
    background: var(--primary);
    color: var(--white);
    border-radius: 8px;
    padding: 10px;
}

.notice-date .day {
    font-size: 1.8rem;
    font-weight: 700;
    display: block;
}

.notice-date .month {
    font-size: 0.85rem;
    opacity: 0.9;
}

.notice-content h3 {
    color: var(--primary);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.notice-content p {
    color: var(--secondary);
    line-height: 1.7;
}

.notice-tag {
    display: inline-block;
    background: var(--bg-light);
    color: var(--primary);
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-right: 8px;
}

.promise-section {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    color: var(--white);
    padding: 60px 0;
    border-radius: var(--radius);
    margin: 40px 0;
}

.promise-section h2 {
    color: var(--white);
    text-align: center;
    margin-bottom: 30px;
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.promise-item {
    text-align: center;
    padding: 20px;
}

.promise-item .icon {
    font-size: 2.8rem;
    margin-bottom: 12px;
}

.promise-item h3 {
    color: var(--white);
    margin-bottom: 8px;
}

.promise-item p {
    opacity: 0.9;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.team-card .avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 30px auto 16px;
    object-fit: cover;
    border: 4px solid var(--bg-light);
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.team-card h3 {
    color: var(--primary);
    margin-bottom: 6px;
}

.team-card .role {
    color: var(--secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.team-card p {
    padding: 0 20px 30px;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.contact-form {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow);
    max-width: 700px;
    margin: 0 auto;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--bg-light);
    border-radius: 10px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 50px;
}

.info-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.info-card .icon {
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.info-card h3 {
    color: var(--primary);
    margin-bottom: 8px;
    font-size: 1.1rem;
}

.info-card p {
    color: var(--secondary);
    font-size: 0.95rem;
}

.security-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
    border-top: 4px solid var(--primary);
}

.security-card h3 {
    color: var(--primary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--bg-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.security-card p {
    color: var(--secondary);
    margin-bottom: 12px;
    line-height: 1.8;
}

.security-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

.metric-item {
    background: var(--bg-light);
    border-radius: 10px;
    padding: 16px;
    text-align: center;
}

.metric-item .value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    display: block;
}

.metric-item .label {
    font-size: 0.85rem;
    color: var(--secondary);
}

footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding-bottom: 40px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--primary);
    border-radius: 2px;
}

.footer-col p {
    opacity: 0.85;
    margin-bottom: 16px;
    line-height: 1.8;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    opacity: 0.85;
    font-size: 0.95rem;
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--accent);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

.breadcrumb {
    background: var(--white);
    padding: 16px 0;
    border-bottom: 1px solid var(--bg-light);
}

.breadcrumb ul {
    display: flex;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--secondary);
}

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

.breadcrumb ul li a:hover {
    text-decoration: underline;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    padding: 8px 16px;
    border-radius: 8px;
    background: var(--white);
    box-shadow: var(--shadow);
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
}

.pagination a:hover,
.pagination .active {
    background: var(--primary);
    color: var(--white);
}

.banner-ad {
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    color: var(--white);
    padding: 60px 0;
    text-align: center;
    border-radius: var(--radius);
    margin: 40px 0;
}

.banner-ad h2 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 12px;
}

.banner-ad p {
    font-size: 1.1rem;
    opacity: 0.95;
}

.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.data-table thead {
    background: var(--primary);
    color: var(--white);
}

.data-table th {
    padding: 16px 20px;
    text-align: left;
    font-weight: 600;
}

.data-table td {
    padding: 14px 20px;
    border-bottom: 1px solid var(--bg-light);
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tr:hover {
    background: var(--bg-light);
}

.status-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.normal {
    background: #e8f5e9;
    color: var(--primary);
}

.status-badge.backup {
    background: #fff3e0;
    color: #e65100;
}

.status-badge.maintenance {
    background: #ffebee;
    color: #c62828;
}

@media (max-width: 900px) {
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .features-bar .container {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .two-col {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

    nav ul {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 4px;
        box-shadow: var(--shadow);
    }

    nav ul.open {
        display: flex;
    }

    nav ul li {
        width: 100%;
    }

    nav ul li a {
        display: block;
        padding: 12px 18px;
    }

    .nav-toggle {
        display: block;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .cta-section h2 {
        font-size: 1.8rem;
    }
}

@media (max-width: 600px) {
    .hero {
        padding: 50px 0 70px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .features-bar .container {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    section {
        padding: 50px 0;
    }

    .container {
        padding: 0 16px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .notice-item {
        flex-direction: column;
        gap: 12px;
    }

    .notice-date {
        min-width: auto;
        align-self: flex-start;
    }
}