/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: #1f2937;
    -webkit-font-smoothing: antialiased;
}

/* Hero — 薄荷绿底，清新放松 */
.hero {
    background: #14b8a6;
    padding: 48px 48px;
}

.hero-inner {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
}

.hero-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.hero-name {
    font-size: 28px;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 1px;
}

.hero-title {
    font-size: 18px;
    font-weight: 500;
    color: #ffffff;
    margin-top: 4px;
}

.hero-right {
    flex: 1;
}

.hero-bio {
    font-size: 22px;
    font-weight: 500;
    color: #ffffff;
    line-height: 1.8;
}

/* 项目一 — 浅蓝底 */
.project-card {
    padding: 48px 48px;
}

#canmoubu {
    background: #f0f7ff;
}

#diaocheda {
    background: #ffffff;
    border-top: 1px solid #e5e7eb;
}

.project-header {
    margin-bottom: 20px;
}

.project-title {
    font-size: 22px;
    font-weight: 400;
    color: #111827;
    line-height: 1.3;
}

/* 项目背景说明 */
.project-context {
    font-size: 16px;
    font-weight: 500;
    color: #1e3a5f;
    background: #ffffff;
    padding: 20px 24px;
    border-radius: 10px;
    border: 1px solid #c7ddf5;
    margin-bottom: 32px;
    line-height: 1.7;
}

/* Table */
.module-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 12px;
    border: 1px solid #c7ddf5;
    overflow: hidden;
    margin-bottom: 24px;
    background: #ffffff;
}

.module-table thead th {
    font-size: 14px;
    font-weight: 600;
    color: #2563eb;
    background: #dbeafe;
    padding: 14px 20px;
    text-align: left;
    letter-spacing: 0.5px;
    border-bottom: 2px solid #93c5fd;
}

.module-table tbody td {
    font-size: 15px;
    color: #374151;
    padding: 20px 20px;
    line-height: 1.75;
    border-bottom: 1px solid #e5e7eb;
    vertical-align: top;
}

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

.module-table tbody tr:hover {
    background: #f0f7ff;
}

.cell-module {
    font-weight: 600;
    color: #111827;
    white-space: nowrap;
    min-width: 140px;
}

.cell-scene {
    min-width: 180px;
}

.cell-design {
    min-width: 260px;
}

.cell-feature {
    min-width: 220px;
}

/* Visit Button */
.visit-btn {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 15px;
    font-weight: 500;
    color: #2563eb;
    text-decoration: none;
    padding: 12px 24px;
    border: 1px solid #93c5fd;
    border-radius: 8px;
    background: #ffffff;
    transition: all 0.2s ease;
}

.visit-btn:hover {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
}

.visit-btn svg {
    vertical-align: middle;
    margin-left: 6px;
    transition: transform 0.2s ease;
}

.visit-btn:hover svg {
    transform: translateX(3px);
}

.visit-btn-primary {
    background: #2563eb;
    color: #ffffff;
    border-color: #2563eb;
    font-weight: 600;
}

.visit-btn-primary:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

/* 调车达 */
.diache-proof {
    text-align: center;
    padding: 24px 0 8px;
}

.proof-sentence {
    font-size: 20px;
    font-weight: 600;
    color: #111827;
    line-height: 1.5;
    margin-bottom: 32px;
    margin-top: 8px;
    text-align: center;
}

.proof-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-bottom: 32px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-num {
    font-size: 40px;
    font-weight: 700;
    color: #059669;
    line-height: 1.1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #6b7280;
}

.proof-online {
    font-size: 15px;
    color: #6b7280;
    margin-bottom: 24px;
}

.qrcode-wrap {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
    background: #ffffff;
    border-radius: 16px;
    border: 1px solid #d1d5db;
}

.qrcode-img {
    width: 180px;
    height: 180px;
    object-fit: contain;
    margin-bottom: 12px;
}

.qrcode-tip {
    font-size: 14px;
    color: #6b7280;
}

/* Footer — 白底 */
.footer {
    background: #ffffff;
    border-top: 1px solid #f0f0f0;
    padding: 32px 48px;
    text-align: center;
}

.footer p {
    font-size: 14px;
    color: #9ca3af;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-inner {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .hero-left {
        align-items: center;
    }

    .hero-bio {
        font-size: 16px;
    }

    .project-card {
        padding: 32px 20px;
    }

    .module-table thead th {
        font-size: 12px;
        padding: 10px 12px;
    }

    .module-table tbody td {
        font-size: 13px;
        padding: 14px 12px;
    }

    .cell-module {
        white-space: normal;
        min-width: auto;
    }
}

@media (max-width: 640px) {
    .hero {
        padding: 40px 24px;
    }

    .hero-name {
        font-size: 20px;
    }

    .hero-title {
        font-size: 16px;
    }

    .project-title {
        font-size: 18px;
    }

    /* 表格小屏堆叠 */
    .module-table,
    .module-table thead,
    .module-table tbody,
    .module-table th,
    .module-table td,
    .module-table tr {
        display: block;
    }

    .module-table thead {
        display: none;
    }

    .module-table tbody tr {
        margin-bottom: 20px;
        border: 1px solid #c7ddf5;
        border-radius: 12px;
        padding: 16px;
        background: #ffffff;
    }

    .module-table tbody td {
        border-bottom: none;
        padding: 8px 0;
        position: relative;
    }

    .module-table tbody td::before {
        content: attr(data-label);
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        color: #2563eb;
        background: #dbeafe;
        padding: 2px 8px;
        border-radius: 4px;
        margin-bottom: 6px;
    }

    .proof-stats {
        gap: 24px;
    }

    .stat-num {
        font-size: 32px;
    }

    .qrcode-img {
        width: 150px;
        height: 150px;
    }
}