:root {
    --ink: #263b37;
    --paper: #f7f4ef;
    --peach: #eab19e;
    --line: #d8d1c8;
    --serif: 'Noto Serif SC', serif;
    --sans: 'DM Sans', 'Microsoft YaHei', sans-serif
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--sans)
}

a {
    color: inherit;
    text-decoration: none
}

.site-header {
    height: 86px;
    padding: 0 5.8vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 20;
    width: 100%;
    transition: .3s
}

.site-header:hover,
.site-header.scrolled {
    background: rgba(255, 255, 255, .96);
    box-shadow: 0 1px 15px rgba(30, 44, 40, .09);
    backdrop-filter: blur(12px)
}

.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    font: 700 19px var(--serif);
    line-height: 1
}

.brand small {
    display: block;
    font: 500 7px var(--sans);
    letter-spacing: 1.3px;
    margin-top: 6px
}

.brand-mark {
    height: 40px;
    width: auto;
    display: block;
    object-fit: contain
}

.nav {
    display: flex;
    gap: 38px;
    font-size: 13px
}

.nav a {
    position: relative;
    padding: 33px 0;
    opacity: .78
}

.nav a:after {
    content: '';
    position: absolute;
    height: 2px;
    background: #bf7968;
    left: 0;
    right: 100%;
    bottom: 24px;
    transition: .25s
}

.nav a:hover,
.nav a.active {
    opacity: 1;
    color: #a96050
}

.nav a:hover:after,
.nav a.active:after {
    right: 0
}

.nav a.nav-1688 {
    color: #a96050;
    opacity: .9;
    white-space: nowrap
}

.social-links {
    display: flex;
    gap: 9px
}

.social-links a {
    width: 30px;
    height: 30px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(38, 59, 55, .35);
    border-radius: 50%;
    transition: .2s
}

.social-links a:hover {
    background: var(--ink);
    color: white;
    border-color: var(--ink);
    transform: translateY(-2px)
}

.social-links svg {
    width: 15px;
    height: 15px;
    fill: currentColor
}

.menu {
    display: none;
    border: 0;
    background: none;
    font-size: 23px
}

.hero {
    height: calc(100vh - 86px);
    min-height: 620px;
    position: relative;
    overflow: hidden
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    background: var(--hero-image) center/cover;
    transition: opacity .8s ease
}

.hero-slide.active {
    opacity: 1
}

.hero-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(25, 38, 34, .71), rgba(25, 38, 34, .28) 65%, rgba(25, 38, 34, .1))
}

.hero-copy {
    position: relative;
    color: #fff;
    padding: clamp(110px, 17vh, 180px) 9.5vw;
    max-width: 800px
}

.hero-slide.text-right .hero-shade {
    background: linear-gradient(270deg, rgba(25, 38, 34, .78), rgba(25, 38, 34, .35) 60%, rgba(25, 38, 34, .06))
}

.hero-slide.text-right .hero-copy {
    margin-left: auto;
    text-align: right
}

.hero-slide.text-right .eyebrow {
    justify-content: flex-end
}

.eyebrow {
    font-size: 10px;
    letter-spacing: .18em;
    font-weight: 600;
    color: #71807a;
    margin: 0 0 18px;
    display: flex;
    align-items: center;
    gap: 9px
}

.eyebrow i {
    width: 28px;
    height: 1px;
    background: #b88576;
    display: inline-block
}

.eyebrow.light {
    color: #edf1ee
}

.eyebrow.light i {
    background: #eab19e
}

.hero h1,
.about-intro h2,
.section-heading h2,
.custom h2,
.workshop h2,
.contact h2 {
    font: 600 clamp(36px, 4.3vw, 63px)/1.25 var(--serif);
    margin: 0;
    letter-spacing: -.06em
}

.hero h1 span,
.about-intro h2 span,
.custom h2 span,
.contact h2 span {
    color: #eeb8a6
}

.hero-copy>p:not(.eyebrow) {
    font-size: 14px;
    line-height: 2;
    color: rgba(255, 255, 255, .86);
    max-width: 420px;
    margin: 27px 0 31px
}

.button {
    display: inline-flex;
    align-items: center;
    padding: 15px 21px;
    font-size: 12px;
    letter-spacing: .08em;
    transition: .25s
}

.button:hover {
    transform: translateY(-2px)
}

.button span {
    margin-left: 15px;
    font-size: 17px
}

.button-light {
    background: #f7f4ef;
    color: var(--ink)
}

.button-dark {
    background: var(--ink);
    color: #fff
}

.carousel-controls {
    display: flex;
    align-items: center;
    gap: 15px
}

.hero-controls {
    position: absolute;
    z-index: 3;
    bottom: 42px;
    right: 7vw;
    color: white
}

.carousel-arrow {
    width: 39px;
    height: 39px;
    border: 1px solid currentColor;
    background: transparent;
    color: inherit;
    font-size: 20px;
    cursor: pointer;
    transition: .2s
}

.carousel-arrow:hover {
    background: var(--ink);
    color: #fff;
    border-color: var(--ink)
}

.dots {
    display: flex;
    gap: 7px
}

.dots button {
    width: 7px;
    height: 7px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, .55);
    cursor: pointer
}

.dots button.active {
    width: 25px;
    border-radius: 6px;
    background: white
}

.about-intro {
    padding: 118px 20px 92px;
    text-align: left;
    max-width: 1450px;
    margin: auto
}

.centered {
    justify-content: center
}

.about-intro h2 {
    font-size: 40px
}

.intro-main {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    align-items: center;
    gap: clamp(32px, 5vw, 76px);
    text-align: left
}

.intro-copy h2 {
    line-height: 1.35
}

.intro-copy .intro-text {
    max-width: 700px;
    margin: 22px 0 24px
}

.intro-more {
    min-height: 44px;
    margin-bottom: 30px
}

.intro-copy .stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    padding-top: 22px;
    gap: 16px
}

.intro-copy .stats b {
    font-size: clamp(23px, 2.2vw, 32px)
}

.intro-media {
    display: grid;
    grid-template-columns: minmax(180px, 260px) minmax(130px, 1fr);
    align-items: center;
    gap: clamp(18px, 2.5vw, 36px)
}

.intro-video {
    min-width: 0;
    width: 100%;
    justify-self: center;
    position: relative;
    overflow: hidden;
    background: #e7e3df
}

.intro-video video {
    display: block;
    width: 100%;
    aspect-ratio: 9 / 16;
    object-fit: contain;
    background: #e7e3df
}

.intro-video-copy h3 {
    margin: 0 0 12px;
    color: #263b37;
    font: 600 clamp(20px, 2vw, 28px)/1.4 var(--serif)
}

.intro-video-copy p {
    color: #697671;
    font-size: 13px;
    line-height: 1.9
}

.intro-video-copy > span {
    display: block;
    margin-top: 42px;
    color: #697671;
    font-size: 11px;
    letter-spacing: .08em
}

.intro-text {
    max-width: 650px;
    margin: 27px auto 60px;
    color: #697671;
    line-height: 2;
    font-size: 14px
}

.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--line);
    padding-top: 27px;
    text-align: left;
    gap: 20px
}

.stats b {
    display: block;
    font: 600 34px var(--serif)
}

.stats sup {
    color: #bd7967;
    font-size: 14px
}

.stats span {
    font-size: 11px;
    color: #7e8984
}

.products {
    padding: 30px 5.8vw 135px
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 36px
}

.section-heading h2 {
    font-size: 40px
}

.section-heading>p {
    font-size: 12px;
    color: #78837e
}

.product-carousel {
    overflow: hidden
}

.product-track {
    display: flex;
    gap: 18px;
    transition: transform .6s ease
}

.product-card {
    display: block;
    min-width: calc((100% - 36px)/3);
    background: #eee9e2;
    overflow: hidden
}

.product-card img {
    width: 100%;
    height: 370px;
    object-fit: cover;
    display: block;
    filter: saturate(.75);
    transition: .5s
}

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

.product-card div {
    padding: 18px 20px 22px
}

.product-card span {
    font-size: 10px;
    color: #b77967;
    letter-spacing: .05em
}

.product-card h3 {
    font: 600 22px var(--serif);
    margin: 8px 0
}

.product-card p {
    margin: 0;
    color: #6f7c76;
    font-size: 12px
}

.product-card b {
    display: block;
    font-size: 11px;
    margin-top: 20px
}

.product-carousel>.carousel-controls {
    margin-top: 22px;
    color: var(--ink);
    justify-content: flex-end
}

.progress {
    width: 130px;
    height: 1px;
    background: #d3ccc3
}

.progress i {
    display: block;
    width: 25%;
    height: 100%;
    background: var(--ink);
    transition: .6s
}

.custom {
    display: grid;
    grid-template-columns: 51% 49%;
    background: var(--ink);
    color: #f9f5ef
}

.custom-visual {
    position: relative;
    min-height: 610px;
    overflow: hidden
}

.custom-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: .82;
    filter: saturate(.65)
}

.round-stamp {
    position: absolute;
    right: 7%;
    bottom: 7%;
    width: 106px;
    height: 106px;
    background: #e8b09e;
    color: var(--ink);
    border-radius: 50%;
    display: grid;
    place-content: center;
    text-align: center;
    font-size: 10px;
    letter-spacing: .13em;
    line-height: 1.4
}

.round-stamp b {
    font-size: 17px
}

.custom-copy {
    padding: 105px 11%;
    background: linear-gradient(100deg, #263b37, #314641)
}

.custom h2 {
    font-size: 43px
}

.custom-copy>p:not(.eyebrow) {
    font-size: 13px;
    line-height: 2;
    color: #cad1cd;
    max-width: 390px;
    margin: 25px 0
}

.custom ul {
    padding: 0;
    margin: 25px 0 35px;
    list-style: none;
    border-top: 1px solid rgba(255, 255, 255, .2)
}

.custom li {
    padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .2);
    font-size: 12px
}

.custom li b {
    color: #eab19e;
    margin-right: 20px
}

.workshop {
    padding: 130px 8vw;
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 70px;
    align-items: center;
    background: #fff
}

.workshop h2 {
    font-size: 44px
}

.workshop-copy>p:not(.eyebrow) {
    font-size: 14px;
    line-height: 2;
    color: #65736d;
    max-width: 465px;
    margin: 22px 0
}

.workshop-copy ul {
    list-style: '◇  ';
    padding-left: 23px;
    color: #58655f;
    font-size: 13px;
    line-height: 2.5;
    margin: 20px 0 30px
}

.text-link {
    font-size: 12px;
    border-bottom: 1px solid #75817b;
    padding-bottom: 6px
}

.workshop-gallery {
    overflow: hidden
}

.workshop-slides {
    height: 430px;
    position: relative;
    background: #e7e3df
}

.workshop-slides img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: .5s
}

.workshop-slides img.active {
    opacity: 1
}

.workshop-thumbs {
    display: flex;
    gap: 10px;
    margin-top: 12px
}

.workshop-thumbs button {
    width: 78px;
    height: 55px;
    padding: 0;
    border: 2px solid transparent;
    opacity: .55;
    background: none;
    cursor: pointer
}

.workshop-thumbs button.active {
    border-color: #b77967;
    opacity: 1
}

.workshop-thumbs img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover
}

.contact {
    background: #ecd2c7;
    padding: 115px 20px 65px;
    text-align: center;
    position: relative;
    overflow: hidden
}

.contact:after {
    content: 'TAOJIE';
    position: absolute;
    bottom: -17px;
    left: 0;
    right: 0;
    font: 600 14vw/1 var(--serif);
    letter-spacing: -.12em;
    color: rgba(255, 255, 255, .25);
    pointer-events: none
}

.contact h2 {
    font-size: 41px;
    margin-bottom: 31px;
    position: relative;
    z-index: 1
}

.contact .button,
.contact-detail {
    position: relative;
    z-index: 1
}

.contact-detail {
    font-size: 10px;
    color: #66726c;
    margin-top: 75px
}

footer {
    background: var(--ink);
    color: #f6f0e9;
    padding: 32px 5.8vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 10px
}

footer p {
    color: #abb7b1
}

footer p a:hover {
    text-decoration: underline
}

footer .brand-mark {
    background: #fff;
    padding: 4px;
    border-radius: 6px
}

@media(max-width:720px) {
    .site-header {
        height: 70px;
        padding: 0 20px
    }

    .nav,
    .social-links {
        display: none
    }

    .menu {
        display: grid;
        place-items: center;
        min-width: 44px;
        min-height: 44px
    }

    .nav.open {
        display: flex;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        padding: 10px 25px 22px;
        background: #fff;
        flex-direction: column;
        gap: 0;
        box-shadow: 0 8px 15px rgba(0, 0, 0, .08)
    }

    .nav a {
        padding: 13px 0
    }

    .nav a.nav-1688 {
        color: #263b37;
        font-weight: 600
    }

    .nav a:after {
        bottom: 8px
    }

    .hero {
        height: 56.25vw;
        min-height: 210px
    }

    /* 手机端将文案叠放在完整比例的横向产品图上。 */
    .hero-slide {
        background-color: #263b37;
        background-image: var(--hero-mobile-image, var(--hero-image));
        background-size: 100% auto;
        background-position: center center;
        background-repeat: no-repeat
    }

    .hero-shade {
        background: linear-gradient(90deg, rgba(25, 38, 34, .62), rgba(25, 38, 34, .42) 68%, rgba(25, 38, 34, .22))
    }

    .hero-copy {
        position: absolute;
        top: 50%;
        left: 0;
        width: 100%;
        max-width: none;
        padding: 0 22px;
        transform: translateY(-50%)
    }

    .hero-copy .eyebrow {
        margin-bottom: 10px
    }

    .hero h1 {
        font-size: clamp(27px, 7.5vw, 32px);
        line-height: 1.2;
        letter-spacing: -.055em
    }

    .hero-copy > p:not(.eyebrow) {
        max-width: 340px;
        margin: 12px 0 14px;
        font-size: 11px;
        line-height: 1.6
    }

    .hero-copy .button {
        min-height: 44px;
        padding: 12px 17px
    }

    .hero-controls {
        bottom: 8px;
        right: 18px;
        gap: 9px
    }

    .hero-controls .carousel-arrow {
        width: 44px;
        height: 44px
    }

    .about-intro {
        padding: 58px 22px 52px
    }

    .about-intro h2 {
        font-size: 30px
    }

    .intro-main {
        grid-template-columns: 1fr;
        gap: 22px;
        text-align: center
    }

    .intro-copy .intro-text {
        margin: 18px auto 0;
        font-size: 12px;
        line-height: 1.9
    }

    .intro-media {
        grid-template-columns: minmax(0, 1fr);
        justify-items: center;
        gap: 14px
    }

    .intro-video {
        width: min(72vw, 280px)
    }

    .intro-video-copy {
        text-align: center
    }

    .intro-video-copy p br {
        display: none
    }

    .intro-video-copy > span {
        margin-top: 14px
    }

    .intro-copy .stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        text-align: left;
        margin-top: 28px
    }

    .intro-text {
        margin: 18px auto 28px;
        font-size: 12px;
        line-height: 1.9
    }

    .stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px 14px;
        padding-top: 20px
    }

    .stats b {
        font-size: clamp(26px, 7vw, 32px)
    }

    .stats span {
        font-size: 10px
    }

    .products {
        padding: 20px 20px 80px
    }

    .section-heading h2 {
        font-size: 31px
    }

    .section-heading>p {
        display: none
    }

    .product-card {
        min-width: 100%
    }

    .product-card img {
        height: 330px
    }

    .custom {
        grid-template-columns: 1fr
    }

    .custom-visual {
        min-height: 0;
        height: auto;
        aspect-ratio: 1.5 / 1
    }

    .custom-visual img {
        object-fit: cover
    }

    .custom-copy {
        padding: 52px 22px
    }

    .custom h2 {
        font-size: 35px
    }

    .workshop {
        padding: 64px 20px;
        grid-template-columns: 1fr;
        gap: 26px
    }

    .workshop h2 {
        font-size: 32px
    }

    .workshop-copy > p:not(.eyebrow) {
        font-size: 13px;
        line-height: 1.9
    }

    .workshop-copy ul {
        margin: 16px 0 22px;
        font-size: 12px;
        line-height: 2.1
    }

    .workshop-slides {
        height: auto;
        aspect-ratio: 4 / 3
    }

    .workshop-thumbs {
        gap: 8px;
        overflow-x: auto;
        padding-bottom: 6px;
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch
    }

    .workshop-thumbs button {
        flex: 0 0 58px;
        width: 58px;
        height: 48px
    }

    .contact {
        padding: 62px 20px 38px
    }

    .contact h2 {
        font-size: 29px
    }

    .contact-detail {
        line-height: 2;
        margin: 28px auto 0;
        max-width: 330px;
        font-size: 11px
    }

    .contact-detail a {
        display: inline-block;
        padding: 4px 0;
        text-decoration: underline;
        text-underline-offset: 3px
    }

    .contact .button {
        min-height: 46px
    }

    footer {
        padding: 28px 20px;
        flex-wrap: wrap;
        gap: 12px
    }

    footer p {
        order: 3;
        width: 100%;
        margin: 0
    }
}

/* ===== 推荐产品模块优化（仅作用于首页 section.products） ===== */
.products {
    padding: 56px 5.8vw 76px
}

.products .section-heading {
    align-items: end;
    margin-bottom: 30px
}

.products .section-heading h2 {
    font-size: 40px;
    color: #263b37
}

.products .products-subtitle {
    margin: 9px 0 0;
    color: #7b8781;
    font-size: 13px;
    line-height: 1.7
}

.products .products-all-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 0 0 8px;
    border-bottom: 1px solid #bd7967;
    color: #263b37;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap
}

.products .products-all-link span {
    color: #bd7967;
    font-size: 16px
}

.products .product-card {
    min-width: calc((100% - 54px) / 4);
    background: #fff;
    border: 1px solid #ece5da;
    border-radius: 3px;
    color: #263b37
}

.products .product-card:hover {
    border-color: #d8c8ba
}

.products .product-card img {
    height: auto;
    aspect-ratio: 4 / 3;
    object-fit: contain;
    object-position: center;
    background: #f3efe9;
    filter: none;
    display: block
}

.products .product-card div {
    min-height: 168px;
    padding: 17px 18px 19px
}

.products .product-category {
    display: block;
    margin-bottom: 8px;
    color: #bd7967;
    font-size: 10px;
    letter-spacing: .04em
}

.products .product-card h3 {
    min-height: 2.7em;
    font-size: 17px;
    line-height: 1.45;
    margin: 0 0 5px
}

.products .product-card p {
    min-height: 3.2em;
    margin: 0;
    font-size: 11px;
    line-height: 1.65;
    color: #77837d
}

.products .product-card b {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-top: 13px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .02em;
    color: #263b37
}

.products .product-card:hover b {
    color: #b77967
}

.products .product-carousel>.carousel-controls {
    margin-top: 20px;
    gap: 16px
}

@media(min-width:901px) {
    .products .product-carousel>.carousel-controls { display: none }
}

@media(min-width:721px) and (max-width:900px) {
    .products .product-card { min-width: calc((100% - 36px) / 3) }
}

.products .carousel-arrow {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid #d8d1c8;
    color: #263b37;
    font-size: 20px
}

.products .carousel-arrow:hover {
    background: #263b37;
    border-color: #263b37;
    color: #fff
}

.products .progress {
    width: 150px;
    height: 2px;
    background: #e3ddd3;
    border-radius: 2px
}

.products .progress i {
    background: #b77967;
    border-radius: 2px
}

@media(max-width:720px) {
    .products {
        padding: 44px 20px 56px
    }

    .products .section-heading {
        align-items: start;
        gap: 20px;
        margin-bottom: 24px
    }

    .products .section-heading h2 {
        font-size: 30px
    }

    .products .products-subtitle {
        max-width: 250px;
        font-size: 12px
    }

    .products .products-all-link {
        gap: 6px;
        font-size: 11px
    }

    .products .product-card {
        flex: 0 0 82%;
        min-width: 82%;
        scroll-snap-align: start
    }

    .products .product-track {
        gap: 14px;
        width: 100%;
        padding: 0 20px 6px 0;
        overflow-x: auto;
        overscroll-behavior-x: contain;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch
    }

    .products .product-track::-webkit-scrollbar {
        display: none
    }

    .products .product-carousel {
        overflow: visible
    }

    .products .product-card img {
        height: auto;
        aspect-ratio: 4 / 3;
        object-fit: contain
    }

    .products .product-carousel > .carousel-controls {
        margin: 18px 20px 0 0
    }

    .products .carousel-arrow {
        width: 44px;
        height: 44px
    }

    .products .progress {
        width: min(28vw, 150px)
    }

    .products .product-card div {
        min-height: 0;
        padding: 16px 17px 18px
    }

    .products .product-card h3 {
        min-height: 0;
        font-size: 18px
    }

    .products .product-card p {
        min-height: 0
    }
}