/* ============================================
   杭州鼎腾实业有限公司 官网
   内页通用样式 - 创新融合主题
   ============================================ */

/* ========== 页面英雄区 ========== */

.page-hero {
    padding: calc(var(--spacing-3xl) + var(--spacing-xl)) 0 var(--spacing-2xl);
    background: var(--gradient-soft);
    position: relative;
    overflow: hidden;
}

.page-hero::before,
.page-hero::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.page-hero::before {
    width: 360px;
    height: 360px;
    top: -120px;
    left: -80px;
    background: rgba(106, 27, 154, 0.25);
}

.page-hero::after {
    width: 320px;
    height: 320px;
    bottom: -140px;
    right: -60px;
    background: rgba(0, 172, 193, 0.3);
}

.page-hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-3xl);
    align-items: center;
}

.page-hero-content h1 {
    font-size: 2.8rem;
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.page-hero-desc {
    font-size: 1.1rem;
    color: var(--color-text-light);
    line-height: 1.85;
    max-width: 640px;
}

.page-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.5);
    color: var(--color-primary);
    font-size: 0.875rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
}

.page-hero-visual {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(18px);
    box-shadow: 0 28px 56px rgba(33, 24, 61, 0.16);
}

.page-hero-visual img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

/* ========== 主体内容 ========== */

.page-main {
    padding: var(--spacing-3xl) 0 var(--spacing-4xl);
}

.page-content {
    color: var(--color-text-dark);
    line-height: 1.9;
}

.content-section {
    margin-bottom: var(--spacing-3xl);
}

.content-section:last-child {
    margin-bottom: 0;
}

.content-section h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.content-section p {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-light);
}

.list-dot {
    margin: 0;
    padding-left: var(--spacing-xl);
}

.list-dot li {
    position: relative;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

.list-dot li::before {
    content: '';
    position: absolute;
    left: -var(--spacing-lg);
    top: 11px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
}

/* ========== 信息卡片网格 ========== */

.info-grid {
    display: grid;
    gap: var(--spacing-xl);
}

.info-grid.two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.info-grid.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.info-grid.four {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 22px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 48px rgba(31, 27, 44, 0.1);
    border: 1px solid rgba(216, 213, 228, 0.5);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.info-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 28px 60px rgba(31, 27, 44, 0.16);
}

.info-card h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.info-card p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.info-card ul {
    margin: 0;
    padding-left: var(--spacing-lg);
}

.info-card ul li {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

/* ========== 项目列表 ========== */

.project-list {
    display: grid;
    gap: var(--spacing-xl);
}

.project-list.compact {
    gap: var(--spacing-lg);
}

.project-item {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 22px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 48px rgba(31, 27, 44, 0.08);
    border: 1px solid rgba(232, 230, 240, 0.6);
}

.project-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.project-item h3 {
    margin: 0;
    color: var(--color-primary);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: var(--font-weight-semibold);
    background: rgba(0, 172, 193, 0.16);
    color: var(--color-accent-dark);
}

.status-badge.finished {
    background: rgba(106, 27, 154, 0.18);
    color: var(--color-primary);
}

.project-item ul {
    margin: var(--spacing-md) 0 0;
    padding-left: var(--spacing-xl);
}

/* ========== 统计面板 ========== */

.stat-panel {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
}

.stat-panel-item {
    background: rgba(255, 255, 255, 0.85);
    border-radius: 18px;
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 16px 40px rgba(28, 22, 50, 0.08);
}

.stat-panel-item .stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.stat-panel-item .stat-label {
    color: var(--color-text-light);
}

/* ========== 媒体模块 ========== */

.media-block {
    margin-top: var(--spacing-2xl);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(31, 27, 44, 0.12);
    background: rgba(255, 255, 255, 0.95);
}

.media-block img {
    width: 100%;
    height: auto;
    display: block;
}

.media-block figcaption {
    padding: var(--spacing-lg);
    color: var(--color-text-light);
    font-size: 0.95rem;
}

/* ========== 时间轴变体 ========== */

.timeline.alt {
    padding-left: 0;
    padding-right: 0;
}

.timeline.alt::before {
    left: 40px;
    transform: none;
    width: 2px;
    background: linear-gradient(180deg, rgba(106, 27, 154, 0.8) 0%, rgba(0, 172, 193, 0.8) 100%);
}

.timeline.alt .timeline-item {
    margin: 0 0 var(--spacing-2xl) 0;
    padding-left: var(--spacing-3xl);
    position: relative;
}

.timeline.alt .timeline-item:nth-child(even) {
    margin-left: 0;
    padding-left: var(--spacing-3xl);
}

.timeline.alt .timeline-date {
    left: 40px;
    transform: translateX(-50%);
    background: var(--color-primary);
}

.timeline.alt .timeline-content {
    border-left: none;
    border-radius: 18px;
    box-shadow: 0 18px 40px rgba(31, 27, 44, 0.10);
}

.timeline.compact .timeline-item {
    margin-bottom: var(--spacing-xl);
}

/* ========== 新闻卡片 ========== */

.news-card-list {
    display: grid;
    gap: var(--spacing-xl);
}

.news-card {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 22px;
    padding: var(--spacing-xl);
    box-shadow: 0 20px 48px rgba(31, 27, 44, 0.08);
    border-left: 4px solid rgba(0, 172, 193, 0.6);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 28px 56px rgba(31, 27, 44, 0.14);
}

.news-card h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.news-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    color: var(--color-text-lighter);
}

.news-card-meta a {
    color: var(--color-accent-dark);
    font-weight: var(--font-weight-semibold);
}

/* ========== 联系表单 ========== */

.contact-form {
    background: rgba(255, 255, 255, 0.92);
    border-radius: 24px;
    padding: var(--spacing-2xl);
    box-shadow: 0 24px 52px rgba(31, 27, 44, 0.12);
    border: 1px solid rgba(232, 230, 240, 0.5);
    margin-bottom: var(--spacing-2xl);
}

.contact-form .form-row {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-lg);
}

.contact-form label {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-dark);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 14px 16px;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(216, 213, 228, 0.8);
    background: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    color: var(--color-text-dark);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 172, 193, 0.2);
}

.contact-form textarea {
    resize: vertical;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

/* ========== 响应式布局 ========== */

@media (max-width: 1200px) {
    .page-hero-inner {
        grid-template-columns: 1fr;
    }

    .page-hero-visual {
        max-width: 520px;
        margin: 0 auto;
    }

    .info-grid.three,
    .stat-panel {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 900px) {
    .info-grid.two,
    .info-grid.three,
    .info-grid.four,
    .stat-panel {
        grid-template-columns: 1fr;
    }

    .page-hero {
        padding-top: calc(var(--spacing-2xl) + var(--nav-height));
    }

    .page-hero-content h1 {
        font-size: 2.2rem;
    }

    .project-item-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (max-width: 576px) {
    .page-hero {
        padding-bottom: var(--spacing-2xl);
    }

    .page-hero-desc {
        font-size: 1rem;
    }

    .page-hero-badge {
        font-size: 0.8rem;
    }

    .timeline.alt::before {
        left: 20px;
    }

    .timeline.alt .timeline-item {
        padding-left: var(--spacing-2xl);
    }

    .timeline.alt .timeline-date {
        left: 20px;
    }
}