/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 文创风格主色调 */
:root {
    --primary: #8B5C2A;
    --accent: #C97A40;
    --bg: #f3e7d8;
    --text: #3e2612;
    --card-bg: #ede0c8;
    --shadow: 0 4px 24px rgba(139,92,42,0.13);
}

body {
    font-family: 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: var(--bg);
    color: var(--text);
    letter-spacing: 0.03em;
    line-height: 1.6;
}

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

/* Header styles */
.header {
    background: var(--card-bg);
    box-shadow: var(--shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-radius: 0 0 18px 18px;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo img {
    height: 48px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(139,92,42,0.13);
}

.nav ul {
    display: flex;
    list-style: none;
}

.nav ul li {
    margin-left: 30px;
}

.nav ul li a {
    text-decoration: none;
    color: var(--primary);
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    padding: 8px 18px;
    transition: background 0.2s, color 0.2s;
}

.nav ul li a:hover {
    background: var(--accent);
    color: #fff;
}

/* Banner styles */
.banner {
    height: 600px;
    background: linear-gradient(120deg, #8B5C2A 60%, #C97A40 100%);
    color: #fff;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    text-align: center;
    margin-top: 80px;
    border-radius: 0 0 32px 32px;
    box-shadow: var(--shadow);
}

.banner-content {
    width: 100%;
    background: rgba(255,255,255,0.10);
    border-radius: 18px;
    padding: 60px 24px 40px 24px;
    margin: 0 auto;
    max-width: 700px;
    box-shadow: 0 2px 12px rgba(139,92,42,0.09);
}

.banner h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-family: 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--primary);
    font-weight: 700;
}

.banner p {
    font-size: 24px;
}

/* Featured Projects styles */
.featured-projects {
    padding: 80px 0;
    background-color: #f5f5f5;
}

.featured-projects h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    font-family: 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--primary);
    font-weight: 700;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

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

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-card h3 {
    padding: 20px 20px 10px;
    font-size: 20px;
}

.project-card p {
    padding: 0 20px;
    color: #666;
}

.project-card .price {
    display: block;
    padding: 10px 20px 20px;
    color: #e53935;
    font-weight: bold;
}

/* Company Highlights styles */
.company-highlights {
    padding: 80px 0;
}

.company-highlights h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    font-family: 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--primary);
    font-weight: 700;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    text-align: center;
}

.highlight-item h3 {
    font-size: 36px;
    color: #1e88e5;
    margin-bottom: 10px;
}

.highlight-item p {
    color: #666;
}

/* Footer styles */
.footer {
    background: var(--primary);
    color: #fff;
    padding: 60px 0 20px;
    border-radius: 24px 24px 0 0;
    box-shadow: 0 -2px 12px rgba(139,92,42,0.13);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info h3,
.footer-links h3 {
    margin-bottom: 20px;
    font-size: 18px;
}

.footer-links ul {
    list-style: none;
}

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

.footer-links ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    border-radius: 6px;
    padding: 4px 12px;
    transition: background 0.2s, color 0.2s;
}

.footer-links ul li a:hover {
    background: var(--accent);
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin-bottom: 10px;
}

.footer-bottom a {
    color: #fff;
    text-decoration: none;
}

/* Responsive styles */
@media (max-width: 768px) {
    .nav {
        display: none;
    }

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

    .highlights-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .banner-content, section {
        padding: 32px 8px;
    }

    .architecture-images {
        flex-direction: column;
        gap: 12px;
    }
}

.site-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary, #8B5C2A);
    letter-spacing: 0.08em;
    font-family: 'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    white-space: nowrap;
}

section {
    margin-bottom: 56px;
    border-radius: 24px;
    background: var(--card-bg);
    box-shadow: var(--shadow);
    padding: 48px 24px;
}

.architecture-images img {
    border-radius: 16px;
    box-shadow: 0 2px 12px rgba(139,92,42,0.13);
    border: 2px solid #e2c9a0;
}

.company-intro {
    background: #e2c9a0;
    border-radius: 18px;
    padding: 40px 32px;
    margin-top: 32px;
    color: #5a3a1a;
    box-shadow: 0 2px 8px rgba(139,92,42,0.09);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.intro-title {
    font-size: 2rem;
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 24px;
    text-align: center;
    letter-spacing: 0.08em;
}

.intro-content p {
    margin-bottom: 18px;
    font-size: 1.08rem;
    line-height: 2;
    text-align: left;
}

.intro-em {
    color: var(--accent);
    font-weight: 600;
}

.intro-strong {
    color: var(--primary);
    font-weight: 700;
    letter-spacing: 0.04em;
}