/* ============================================================
   合肥润年健康产业发展有限公司 — 企业官网样式
   主色调：青松绿（主）+ 金（点缀）
   · 松绿：生命力、常青、安宁 —— 康养行业核心意象
   · 金：源自 LOGO，保留于深色背景与细节处做点缀
   2026-09-23 由「全金色」调整为此配色。
   ============================================================ */

/* ============================================================
   自托管字体（2026-09-23 引入）
   · 不依赖任何外部字体 CDN —— 避免加载失败时静默回落到系统字体
   · 中文：思源黑体 Noto Sans SC（400 正文 / 700 强调）
   · 英文数字：Poppins（源自 logo 的几何无衬线）
   · font-display: swap —— 字体未就绪时先显示系统字体，不阻塞首屏渲染
   ============================================================ */
@font-face {
    font-family: "Noto Sans SC";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(../assets/fonts/noto-sans-sc-400.woff2?v=7a69138d) format("woff2");
}

@font-face {
    font-family: "Noto Sans SC";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url(../assets/fonts/noto-sans-sc-700.woff2?v=2f2603fe) format("woff2");
}

@font-face {
    font-family: "Poppins";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(../assets/fonts/poppins-400.woff2?v=9212f6f9) format("woff2");
}

@font-face {
    font-family: "Poppins";
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url(../assets/fonts/poppins-500.woff2?v=a09f2fcc) format("woff2");
}

@font-face {
    font-family: "Poppins";
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url(../assets/fonts/poppins-600.woff2?v=72993ddd) format("woff2");
}

@font-face {
    font-family: "Poppins";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url(../assets/fonts/poppins-700.woff2?v=25b0e113) format("woff2");
}

:root {
    /* ---------- 品牌主色 · 青松绿（2026-09-23 启用，承担大面积主色） ---------- */
    --color-pine-deep: #243A22;      /* 极深松绿 — 强强调、hover、渐变暗端（H115）*/
    --color-pine: #426A3E;           /* 松绿 — 主色（按钮/链接/图标/标题强调），暖白底对比 5.6:1（H115）*/
    --color-pine-mid: #598E57;       /* 中松绿 — 次要元素、渐变亮端（H118）*/
    --color-pine-light: #BBD3B8;     /* 浅松绿 — 装饰性形状、占位渐变亮端（H113）*/
    --color-pine-pale: #E3EFE1;      /* 极浅松绿 — 标签底、柔和区块底（H111）*/

    /* ---------- 品牌点缀色 · 金（源自 LOGO，2026-09-23 起降为点缀） ---------- */
    --color-gold: #C9A961;           /* 金 — 深色背景（页脚/Banner）上的文字与装饰 */
    --color-gold-dark: #6F5626;      /* 深金 — 品牌英文标识、序号等小号点缀 */
    --color-gold-deep: #574319;      /* 极深金 — 预留（当前未使用，便于回滚） */
    --color-gold-light: #E6D5A8;     /* 浅金 — 深色背景上的 hover / 装饰 */
    --color-bg: #FAF8F5;             /* 暖白背景 */
    --color-bg-alt: #F4EFE7;         /* 次背景 */
    --color-text: #2B2620;           /* 主文字（暖调深棕黑，非纯黑） */
    --color-text-sub: #5C554A;       /* 次要文字（暖调灰棕，非纯灰，对比 ≥7:1） */
    --color-border: #E8E2D5;         /* 边框 */
    --color-white: #FFFFFF;
    --color-black: #1A1712;          /* 页脚深底（暖调黑） */

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.08);

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* ---------- 字体（2026-09-23 起：思源黑体 + Poppins，自托管） ---------- */
    --font-cn: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
    --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Source Han Sans CN", sans-serif;
    --font-en: "Poppins", "Helvetica Neue", Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-cn);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    overflow-wrap: break-word;   /* 长文本/长链接防溢出（窄屏保护） */
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.25s ease;
}

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

ul, ol {
    list-style: none;
}

/* ============================================================
   通用容器
   ============================================================ */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

.section {
    padding: 96px 0;
}

.section-sm {
    padding: 64px 0;
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
    border-bottom-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

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

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-en);
    color: var(--color-pine);
}

.brand-logo {
    height: 44px;
    width: auto;
    /* 容器白底/黑底，logo 主体居中显示 */
    background-color: var(--color-white);
    padding: 4px 6px;
    border-radius: 4px;
}

.site-footer .brand-logo {
    background-color: var(--color-black);
    padding: 4px 6px;
    border-radius: 4px;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-cn {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 2px;
}

.brand-en {
    font-size: 12px;
    color: var(--color-gold-dark);
    letter-spacing: 4px;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu a {
    display: inline-block;
    padding: 10px 20px;
    font-size: 15px;
    color: var(--color-text);
    position: relative;
    border-radius: var(--radius-sm);
    transition: all 0.25s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--color-pine);
    background-color: var(--color-bg-alt);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 18px;
    height: 2px;
    background-color: var(--color-pine);
    border-radius: 1px;
}

.nav-cta {
    margin-left: 16px;
    padding: 10px 22px !important;
    background-color: var(--color-pine);
    color: var(--color-white) !important;
    border-radius: var(--radius-sm);
}

.nav-cta:hover {
    background-color: var(--color-pine-deep) !important;
    color: var(--color-white) !important;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--color-text);
}

.nav-toggle svg {
    width: 28px;
    height: 28px;
}

/* ============================================================
   按钮
   ============================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    text-align: center;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--color-pine-deep);
    transform: translateY(-2px);
    box-shadow: 0 10px 26px rgba(66, 106, 62, 0.20);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-pine);
    border-color: var(--color-pine);
}

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

.btn-ghost {
    background-color: transparent;
    color: var(--color-text);
    border-color: var(--color-border);
}

.btn-ghost:hover {
    border-color: var(--color-pine);
    color: var(--color-pine);
}

/* ============================================================
   首页 Banner 轮播
   ============================================================ */
.banner {
    position: relative;
    margin-top: 72px;
    height: calc(100vh - 72px);
    min-height: 600px;
    max-height: 800px;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.banner-track {
    display: flex;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.65, 0, 0.35, 1);
}

.banner-slide {
    flex: 0 0 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.banner-slide::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.25) 55%, rgba(0, 0, 0, 0.05) 100%);
    z-index: 1;
}

.banner-slide.s1 { background: #2a3a2c url(../assets/images/banner-1-home.jpg) center/cover no-repeat; }
.banner-slide.s2 { background: #5d4a3a url(../assets/images/banner-2-smart.jpg) center/cover no-repeat; }
.banner-slide.s3 { background: #2c3e50 url(../assets/images/banner-3-team.jpg) center/cover no-repeat; }

.banner-content {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 0 8%;
    max-width: 1280px;
    margin: 0 auto;
    color: var(--color-white);
}

.banner-tag {
    display: inline-block;
    padding: 6px 18px;
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 100px;
    font-size: 13px;
    letter-spacing: 2px;
    margin-bottom: 24px;
    backdrop-filter: blur(4px);
}

.banner-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.banner-title em {
    font-style: normal;
    color: var(--color-gold-light);
}

.banner-desc {
    font-size: 17px;
    line-height: 1.8;
    max-width: 580px;
    margin-bottom: 36px;
    opacity: 0.92;
}

.banner-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.banner-actions .btn-outline {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.6);
}

.banner-actions .btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-text);
}

.banner-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 3;
}

.banner-dot {
    width: 32px;
    height: 4px;
    border-radius: 2px;
    background-color: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.banner-dot.active {
    background-color: var(--color-gold);
    width: 48px;
}

.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    z-index: 3;
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.25s ease;
}

.banner-arrow:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.banner-arrow.prev { left: 32px; }
.banner-arrow.next { right: 32px; }

/* ============================================================
   板块通用标题
   ============================================================ */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.section-divider::before,
.section-divider::after {
    content: '';
    width: 40px;
    height: 1px;
    background-color: var(--color-gold);
}

.section-divider span {
    color: var(--color-gold);
    font-size: 18px;
}

.section-sub {
    font-size: 16px;
    color: var(--color-text-sub);
    max-width: 720px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ============================================================
   核心简介
   ============================================================ */
.intro {
    background-color: var(--color-bg);
}

.intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.intro-image {
    position: relative;
    aspect-ratio: 4 / 5;
    background: #f4efe7 url(../assets/images/about-warm.jpg) center/cover no-repeat;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.intro-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(20, 20, 20, 0.7) 100%);
    z-index: 1;
}

.intro-image-text {
    position: absolute;
    bottom: 40px;
    left: 40px;
    right: 40px;
    color: #fff;
    font-family: var(--font-display);
    z-index: 2;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
}

.intro-image-text .q {
    font-size: 22px;
    line-height: 1.6;
    font-style: italic;
}

.intro-image-text .a {
    margin-top: 16px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.92);
    letter-spacing: 1px;
}

.intro-text h2 {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.4vw, 40px);
    font-weight: 500;
    margin-bottom: 24px;
    letter-spacing: 2px;
    line-height: 1.3;
}

.intro-text h2 em {
    color: var(--color-pine);
    font-style: normal;
}

.intro-text p {
    color: var(--color-text-sub);
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 1.9;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.stat-num {
    font-family: var(--font-en);
    font-size: 38px;
    color: var(--color-pine);
    font-weight: 500;
    line-height: 1;
}.stat-label {
    font-size: 13px;
    color: var(--color-text-sub);
    margin-top: 8px;
    letter-spacing: 1px;
}

/* ============================================================
   主营业务亮点
   ============================================================ */
.highlights {
    background-color: var(--color-bg-alt);
}

/* 编辑式双列列表：打破"三列等宽 icon 卡"模板（taste-skill 9.C / impeccable ban-identical-card-grids） */
.highlight-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 72px;
    max-width: 1080px;
    margin: 0 auto;
}

.highlight-card {
    padding: 32px 0 28px;
    border-bottom: 1px solid var(--color-border);
    position: relative;
    transition: background-color 0.25s ease;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 32px;
    height: 3px;
    background-color: var(--color-pine);
}

.highlight-card:hover {
    background-color: rgba(255, 255, 255, 0.55);
}

.highlight-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.highlight-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.highlight-icon svg {
    width: 22px;
    height: 22px;
    stroke: var(--color-pine);
    fill: none;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.highlight-title {
    font-size: 19px;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 1px;
}

.highlight-desc {
    font-size: 14.5px;
    color: var(--color-text-sub);
    line-height: 1.8;
}

.highlight-tag {
    display: inline-block;
    margin-top: 14px;
    padding: 3px 12px;
    background-color: rgba(66, 106, 62, 0.10);
    color: var(--color-pine);
    font-size: 12px;
    border-radius: 100px;
    letter-spacing: 1px;
}

/* ============================================================
   企业优势
   ============================================================ */
.advantages {
    background-color: var(--color-bg);
}

/* 非对称 bento：前两项跨双列强调，其余单列，打破 4 列等宽模板 */
.adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.adv-card {
    padding: 28px 24px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-white);
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.adv-card.featured {
    grid-column: span 1;
    background: linear-gradient(160deg, var(--color-white) 0%, var(--color-bg-alt) 100%);
    border-color: var(--color-pine);
}

.adv-card:hover {
    border-color: var(--color-pine);
    background-color: #F7FAF6;
}

.adv-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 10px;
    letter-spacing: 1px;
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.adv-index {
    font-family: var(--font-en);
    font-size: 13px;
    color: var(--color-gold-dark);
    font-weight: 600;
    letter-spacing: 1px;
}

.adv-desc {
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.8;
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
    background-color: var(--color-black);
    color: rgba(255, 255, 255, 0.7);
    padding: 72px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 56px;
}

.footer-brand .brand-cn {
    color: var(--color-white);
}

.footer-brand .brand-en {
    color: var(--color-gold);
}

.footer-desc {
    margin-top: 20px;
    font-size: 14px;
    line-height: 1.8;
    max-width: 360px;
}

.footer-col h4 {
    color: var(--color-white);
    font-size: 16px;
    margin-bottom: 24px;
    font-weight: 500;
    letter-spacing: 1px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col a:hover {
    color: var(--color-gold-light);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.6;
}

.footer-contact-item svg {
    flex: 0 0 16px;
    margin-top: 4px;
    color: var(--color-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.footer-bottom a {
    color: var(--color-gold-light);
}

/* ============================================================
   关于润年 — 发展历程时间轴
   ============================================================ */
.timeline {
    position: relative;
    padding: 32px 0;
    max-width: 960px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background-color: var(--color-pine-light);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 48px 48px;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-item::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--color-pine);
    border: 4px solid var(--color-bg);
    top: 8px;
}

.timeline-item:nth-child(odd)::before {
    right: -8px;
}

.timeline-item:nth-child(even)::before {
    left: -8px;
}

.timeline-year {
    font-family: var(--font-en);
    font-size: 28px;
    color: var(--color-pine);
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.timeline-desc {
    font-size: 14.5px;
    color: var(--color-text-sub);
    line-height: 1.8;
}

/* ============================================================
   企业文化
   ============================================================ */
.culture {
    background-color: var(--color-bg-alt);
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.culture-card {
    padding: 48px 40px;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.culture-quote {
    font-family: var(--font-display);
    font-size: 22px;
    color: var(--color-pine);
    line-height: 1.6;
    margin-bottom: 24px;
    font-style: italic;
}

.culture-label {
    font-size: 13px;
    color: var(--color-gold-dark);
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.culture-desc {
    color: var(--color-text-sub);
    font-size: 15px;
    line-height: 1.9;
}

/* ============================================================
   团队介绍
   ============================================================ */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.team-card {
    text-align: center;
}

.team-avatar {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, #EEF3EE 0%, var(--color-pine-light) 100%);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-pine);
    font-size: 60px;
    font-family: var(--font-display);
    transition: all 0.3s ease;
}

.team-card:hover .team-avatar {
    background: linear-gradient(135deg, var(--color-pine-mid) 0%, var(--color-pine-deep) 100%);
    color: var(--color-white);
    transform: scale(1.03);
}

.team-name {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.team-role {
    font-size: 13px;
    color: var(--color-pine);
    letter-spacing: 1px;
}

/* ============================================================
   公益活动
   ============================================================ */
.publicwelfare {
    background-color: var(--color-bg-alt);
}

.welfare-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.welfare-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.welfare-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.welfare-cover {
    aspect-ratio: 16 / 10;
    /* 无配图时显示品牌渐变；有配图时由内联 background-image 覆盖 */
    background: linear-gradient(135deg, #EEF3EE 0%, #CFE0CB 100%);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.welfare-body {
    padding: 24px;
}

.welfare-date {
    font-size: 13px;
    color: var(--color-pine);
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.welfare-title {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}

.welfare-desc {
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.7;
}

/* ============================================================
   产品服务
   ============================================================ */
.service-filter,
.news-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

.filter-btn {
    padding: 8px 22px;
    border-radius: 100px;
    background-color: transparent;
    color: var(--color-text-sub);
    border: 1px solid var(--color-border);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.25s ease;
}

.filter-btn:hover {
    color: var(--color-pine);
    border-color: var(--color-pine);
}

.filter-btn.active {
    background-color: var(--color-pine);
    color: var(--color-white);
    border-color: var(--color-pine);
}

.service-grid,
.news-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 44px rgba(66, 106, 62, 0.14);
}

.service-cover {
    aspect-ratio: 16 / 10;
    /* 无配图时显示品牌渐变；有配图时由内联 background-image 覆盖 */
    background: linear-gradient(135deg, #EEF3EE 0%, #CFE0CB 100%);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.service-cover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.05) 100%);
    pointer-events: none;
}

.service-body {
    padding: 28px;
}

.service-cat {
    display: inline-block;
    padding: 3px 10px;
    background-color: var(--color-bg-alt);
    color: var(--color-pine);
    font-size: 12px;
    border-radius: 100px;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

.service-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--color-text);
}

.service-desc {
    font-size: 14.5px;
    color: var(--color-text-sub);
    line-height: 1.8;
    margin-bottom: 16px;
}

/* ---------- 新闻动态列表（news.html） ---------- */
.news-card {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}
.news-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 14px 36px rgba(66, 106, 62, 0.13);
}
.news-card-cover {
    aspect-ratio: 16 / 10;
    /* 无配图时显示品牌渐变；有配图时由内联 background-image 覆盖 */
    background: linear-gradient(135deg, #EEF3EE 0%, #CFE0CB 100%);
    background-size: cover;
    background-position: center;
    position: relative;
}
.news-card-body {
    padding: 26px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.news-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}
.news-card-tag {
    display: inline-block;
    padding: 3px 10px;
    background-color: var(--color-bg-alt);
    color: var(--color-pine);
    font-size: 12px;
    border-radius: 100px;
    letter-spacing: 1px;
}
.news-card-date {
    font-size: 13px;
    color: var(--color-text-sub);
}
.news-card-title {
    font-size: 19px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 12px;
    line-height: 1.5;
}
.news-card-desc {
    font-size: 14.5px;
    color: var(--color-text-sub);
    line-height: 1.8;
}
.news-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 64px 16px;
    color: var(--color-text-sub);
    font-size: 15px;
}

.service-link {
    color: var(--color-pine);
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ============================================================
   联系我们
   ============================================================ */
.contact {
    background-color: var(--color-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
}

.contact-info-card {
    background-color: var(--color-bg-alt);
    padding: 40px;
    border-radius: var(--radius-md);
}

.contact-info-title {
    font-family: var(--font-display);
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--color-text);
}

.contact-info-sub {
    color: var(--color-text-sub);
    margin-bottom: 32px;
    font-size: 14px;
}

.contact-item {
    display: flex;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    flex: 0 0 44px;
    height: 44px;
    background-color: var(--color-white);
    color: var(--color-pine);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
}

.contact-label {
    font-size: 13px;
    color: var(--color-text-sub);
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.contact-value {
    font-size: 16px;
    color: var(--color-text);
    line-height: 1.6;
}

.contact-form {
    background-color: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.form-title {
    font-family: var(--font-display);
    font-size: 24px;
    margin-bottom: 8px;
}

.form-sub {
    color: var(--color-text-sub);
    font-size: 14px;
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-size: 13px;
    color: var(--color-text-sub);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.form-field input,
.form-field textarea,
.form-field select {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg);
    font-size: 15px;
    font-family: inherit;
    color: var(--color-text);
    transition: border-color 0.25s ease, background-color 0.25s ease;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--color-pine);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(66, 106, 62, 0.10);   /* 柔和聚焦圈，便于辨识 */
}

.form-field textarea {
    min-height: 120px;
    resize: vertical;
}

.form-submit {
    margin-top: 8px;
    width: 100%;
    justify-content: center;
}

.form-tip {
    margin-top: 16px;
    font-size: 13px;
    color: var(--color-text-sub);
    text-align: center;
}

.map-placeholder {
    margin-top: 32px;
    aspect-ratio: 16 / 7;
    background: linear-gradient(135deg, #EEF3EE 0%, var(--color-pine-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-pine);
    border: 1px dashed var(--color-pine);
    text-align: center;
    padding: 24px;
}

.map-placeholder svg {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
}

.map-placeholder p {
    font-size: 14px;
}

/* ============================================================
   新闻动态
   ============================================================ */
.news {
    background-color: var(--color-bg);
}

.news-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
}

.news-main {
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: box-shadow 0.3s ease;
}

.news-main:hover {
    box-shadow: var(--shadow-md);
}

.news-cover {
    aspect-ratio: 16 / 8;
    /* 无配图时显示品牌渐变；有配图时由内联 background-image 覆盖 */
    background: linear-gradient(135deg, #EEF3EE 0%, #CFE0CB 100%);
    background-size: cover;
    background-position: center;
}

.news-body {
    padding: 28px;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-item {
    padding: 20px 24px;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.news-item:hover .news-item-title {
    color: var(--color-pine);
}

.news-date {
    font-size: 12px;
    color: var(--color-pine);
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.news-item-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--color-text);
    line-height: 1.5;
}

.news-item-desc {
    font-size: 14px;
    color: var(--color-text-sub);
    line-height: 1.7;
}

/* ============================================================
   响应式适配
   ============================================================ */
@media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .intro-grid { grid-template-columns: 1fr; gap: 48px; }
    .highlight-grid { grid-template-columns: repeat(2, 1fr); }
    .adv-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .contact-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    body { font-size: 15px; }
    .section { padding: 64px 0; }
    .container { padding: 0 20px; }

    .nav-menu {
        display: none;
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        background-color: var(--color-white);
        padding: 16px;
        box-shadow: var(--shadow-md);
        border-top: 1px solid var(--color-border);
    }

    .nav-menu.open { display: flex; }
    .nav-menu a { display: block; padding: 14px 16px; border-radius: var(--radius-sm); }
    .nav-cta { margin: 12px 0 0; text-align: center; }
    .nav-toggle { display: block; }

    .banner { height: auto; min-height: 480px; max-height: 600px; padding: 72px 0; }
    .banner-content { padding: 24px; }
    .banner-title { font-size: clamp(28px, 7vw, 40px); }
    .banner-desc { font-size: 15px; }
    .banner-arrow { display: none; }

    .highlight-grid { grid-template-columns: 1fr; gap: 0; }
    .welfare-grid,
    .news-cards,
    .service-grid { grid-template-columns: 1fr; gap: 20px; }

    .adv-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .highlight-grid { max-width: none; }
    .team-grid { grid-template-columns: 1fr 1fr; gap: 16px; }

    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }

    .intro-stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .stat-num { font-size: 28px; }

    .section-header { margin-bottom: 40px; }

    .culture-card { padding: 32px 24px; }
    .culture-quote { font-size: 18px; }

    .timeline::before { left: 16px; }
    .timeline-item { width: 100%; left: 0 !important; padding: 0 0 32px 48px; text-align: left !important; }
    .timeline-item::before { left: 8px !important; right: auto !important; }

    .contact-info-card,
    .contact-form { padding: 28px 20px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }

    .banner-actions { flex-direction: column; align-items: stretch; }
    .banner-actions .btn { justify-content: center; }
}

@media (max-width: 480px) {
    .adv-grid { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr; }
    .intro-stats { grid-template-columns: 1fr; text-align: center; }
}

/* ============================================================
   动效
   - Hero 入场是全站唯一的"编排时刻"（impeccable: one authored moment，
   - 不做每节相同的重复入场）；缓动为 ease-out 指数族；
   - prefers-reduced-motion 时由全局降级规则关闭。
   ============================================================ */
@keyframes rise-in {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

.banner-slide:first-child .banner-content > * {
    animation: rise-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.banner-slide:first-child .banner-content > :nth-child(1) { animation-delay: 0.05s; }
.banner-slide:first-child .banner-content > :nth-child(2) { animation-delay: 0.16s; }
.banner-slide:first-child .banner-content > :nth-child(3) { animation-delay: 0.30s; }
.banner-slide:first-child .banner-content > :nth-child(4) { animation-delay: 0.44s; }

/* 平滑滚动锚点偏移 */
.scroll-offset {
    scroll-margin-top: 80px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* 文本选区主题化（browser surface craft：impeccable craft-floor） */
::selection {
    background-color: rgba(66, 106, 62, 0.22);
    color: var(--color-text);
}

/* 动效无障碍：用户偏好减少动效时全部关闭 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 焦点可见性（无障碍） */
:focus-visible {
    outline: 2px solid var(--color-pine);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible {
    outline: 2px solid var(--color-pine);
    outline-offset: 4px;
}