/* ===== 古风设计变量 ===== */
:root {
    --color-bg: #F5F0E6;
    --color-paper: #F5F0E6;
    --color-ink: #2C2416;
    --color-ink-light: #4A4035;
    --color-ink-muted: #6B5D4F;
    --color-ink-dark: #1A1612;
    --color-ink-dark-bg: #1A1612;
    --color-ink-dark-bg-alt: #2C2416;
    --color-vermilion: #8B4513;
    --color-vermilion-light: #A0522D;
    --color-celadon: #7B8B6F;
    --color-border: #D4C4A8;
    --font-calligraphy: 'Zen Old Mincho', 'Noto Serif SC', 'ZCOOL XiaoWei', serif;
    --font-serif: 'Noto Serif SC', 'ZCOOL XiaoWei', serif;
    --font-sans: 'ZCOOL XiaoWei', 'Noto Serif SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --shadow-soft: 0 4px 20px rgba(44, 36, 24, 0.06);
    --shadow-medium: 0 8px 40px rgba(44, 36, 24, 0.1);
    --radius: 4px;
    --radius-sm: 2px;
    --transition: 0.3s ease;
}

/* ===== 基础样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a, button {
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--color-ink);
    background: var(--color-bg);
    line-height: 1.8;
    overflow-x: hidden;
    word-break: keep-all;
}


a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

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

/* ===== 导航栏 ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(245, 240, 230, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: all var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 12px rgba(44, 36, 24, 0.06);
}

.nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-calligraphy);
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--color-ink);
    letter-spacing: 0.05em;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--color-ink-muted);
    letter-spacing: 0.05em;
}

.nav-links a:hover {
    color: var(--color-vermilion);
}

.lang-switcher {
    font-size: 0.85rem;
    color: var(--color-ink-muted);
}

.lang-switcher a {
    color: inherit;
}

.lang-switcher a:hover {
    color: var(--color-vermilion);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-ink);
    transition: var(--transition);
}

/* ===== 主视觉区 ===== */
/* 古风背景：可替换为本地图 assets/hero-bg.jpg */
.hero {
    min-height: 66.67vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    background: #EDE6D8;
    background-image: 
        linear-gradient(to bottom, rgba(245, 240, 230, 0.88) 0%, rgba(237, 230, 216, 0.92) 100%),
        url('https://images.unsplash.com/photo-1744782793756-ef240aacfb30?w=1920&q=80');
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem;
}

.hero-title {
    font-family: var(--font-calligraphy);
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 400;
    color: var(--color-ink);
    text-shadow: 0 1px 2px rgba(245, 240, 230, 0.8);
    margin-bottom: 0.5rem;
    letter-spacing: 0.15em;
}

.hero-tagline {
    font-size: 0.85rem;
    color: var(--color-ink-muted);
    letter-spacing: 0.3em;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-ink-muted);
    margin-bottom: 2rem;
    letter-spacing: 0.25em;
    font-family: var(--font-serif);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 0.85rem 1.8rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
    letter-spacing: 0.1em;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-ink);
    color: var(--color-paper);
}

.btn-primary:hover {
    background: var(--color-vermilion);
    transform: translateY(-2px);
}

.btn-booking {
    background: var(--color-vermilion);
    color: var(--color-paper);
}

.btn-booking:hover {
    background: var(--color-vermilion-light);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-ink);
    border: 1px solid var(--color-ink-muted);
}

.btn-secondary:hover {
    border-color: var(--color-vermilion);
    color: var(--color-vermilion);
    transform: translateY(-2px);
}

/* ===== 通用区块 ===== */
.section {
    padding: 4rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--color-ink);
    position: relative;
    letter-spacing: 0.2em;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 1rem auto 0;
}

/* ===== 关于我们 ===== */
.about {
    background: var(--color-paper);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.about-image .image-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #EDE4D8 0%, #E8D5C4 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-ink-muted);
    font-size: 1rem;
}

.about-image .image-placeholder small {
    font-size: 0.75rem;
    margin-top: 0.5rem;
    opacity: 0.8;
}

.about-content h3 {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    margin-bottom: 1rem;
    color: var(--color-ink);
    letter-spacing: 0.1em;
}

.about-content p {
    color: var(--color-ink-muted);
    margin-bottom: 1rem;
    word-break: keep-all;
}

/* ===== 茶点与食品 ===== */
.products {
    background: linear-gradient(to bottom, var(--color-paper) 0%, rgba(255,255,255,0.6) 100%);
}

.products-intro {
    text-align: center;
    color: var(--color-ink-muted);
    font-size: 1rem;
    max-width: 420px;
    margin: -1rem auto 2.5rem;
    line-height: 1.9;
    letter-spacing: 0.08em;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.product-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-align: center;
    transition: all var(--transition);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.product-card:hover {
    border-color: var(--color-vermilion);
    box-shadow: 0 8px 32px rgba(139, 69, 19, 0.12);
    transform: translateY(-4px);
}

.product-image {
    aspect-ratio: 1;
    overflow: hidden;
}

/* 产品卡片轮播 */
.product-carousel {
    position: relative;
    aspect-ratio: 1;
}

.product-carousel-track-wrapper {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.product-carousel-track {
    display: flex;
    height: 100%;
    transition: transform 0.4s ease;
}

.product-carousel-slide {
    flex: 0 0 100%;
    width: 100%;
    height: 100%;
}

.product-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.product-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--color-border);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    color: var(--color-ink);
    padding: 0;
    transition: background 0.2s, color 0.2s;
}

.product-carousel-btn:hover {
    background: #fff;
    color: var(--color-vermilion);
}

.product-carousel-btn-prev { left: 8px; }
.product-carousel-btn-next { right: 8px; }

.product-carousel-dots {
    position: absolute;
    bottom: 10px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 6px;
    z-index: 10;
}

.product-carousel-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    transition: background 0.3s;
}

.product-carousel-dot:hover {
    background: rgba(255, 255, 255, 0.9);
}

.product-carousel-dot.active {
    background: #fff;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image:not(.product-carousel) img {
    transform: scale(1.05);
}

.product-card h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    padding: 1.5rem 1.5rem 0.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-ink);
    letter-spacing: 0.1em;
}

.product-card p {
    padding: 0 1.5rem 1.75rem;
    color: var(--color-ink-muted);
    font-size: 0.92rem;
    word-break: keep-all;
}

.products-cta {
    text-align: center;
    margin-top: 2.5rem;
}

/* ===== 店铺位置 ===== */
.location {
    background: #fff;
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    align-items: start;
}

.location-info h3 {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--color-ink);
}

.location-info p {
    margin-bottom: 1rem;
    color: var(--color-ink-muted);
    word-break: keep-all;
}

.hours-block {
    margin-bottom: 1rem;
}

.hours-block p {
    margin-bottom: 0.25rem;
}

.hours-block p:last-child {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--color-ink-muted);
}

.location-info a {
    color: var(--color-vermilion);
}

.location-info a:hover {
    color: var(--color-ink);
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tag {
    background: rgba(139, 69, 19, 0.08);
    color: var(--color-vermilion);
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
}

.price-range {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.location-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-outline {
    background: transparent;
    color: var(--color-ink-muted);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-vermilion);
    color: var(--color-vermilion);
}

.map-container {
    aspect-ratio: 16/10;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

/* ===== 店内环境 ===== */
.gallery {
    background: #fff;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.gallery-frame {
    aspect-ratio: 4/3;
    border: 1px solid var(--color-border);
    overflow: hidden;
}

.gallery-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #EDE6D8 0%, #E5DCC8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-ink-muted);
    font-size: 1rem;
}

/* 图片轮播（默认隐藏，仅移动端显示） */
.gallery-carousel {
    display: none;
}

/* ===== 页脚 ===== */
.footer {
    position: relative;
    background: var(--color-ink-dark-bg);
    color: rgba(245, 240, 230, 0.8);
    padding: 2rem;
    text-align: center;
    font-size: 0.9rem;
}

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

.footer a:hover {
    color: var(--color-paper);
}

/* ===== 响应式 移动端优化 ===== */
@media (max-width: 768px) {
    .nav {
        padding: 0.75rem 1rem;
    }

    .logo {
        font-size: 1.3rem;
    }

    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .nav-links.active {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: var(--color-paper);
        padding: 1.5rem;
        gap: 0;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links.active a {
        display: block;
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(0,0,0,0.05);
    }

    .nav-links.active a:last-child {
        border-bottom: none;
    }

    .hero {
        min-height: 75vh;
        padding: 2rem 0;
    }

    .hero-content {
        padding: 1rem;
    }

    .hero-title {
        font-size: clamp(2rem, 10vw, 2.8rem);
        letter-spacing: 0.1em;
    }

    .hero-tagline {
        font-size: 0.75rem;
        letter-spacing: 0.2em;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
        letter-spacing: 0.15em;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .section {
        padding: 2.5rem 0;
    }

    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 1.2rem;
        margin-bottom: 1.5rem;
        letter-spacing: 0.1em;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-image {
        order: -1;
    }

    .about-content h3 {
        font-size: 1.2rem;
    }

    .products-intro {
        font-size: 0.9rem;
        margin: -0.5rem auto 1.5rem;
        padding: 0 0.5rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .product-card h3 {
        font-size: 1.1rem;
        padding: 1rem 1rem 0;
    }

    .product-card p {
        padding: 0 1rem 1rem;
        font-size: 0.9rem;
    }

    .products-cta {
        margin-top: 1.5rem;
    }

    .gallery-grid {
        display: none;
    }

    /* ===== 移动端图片轮播 ===== */
    .gallery-carousel {
        display: block;
        position: relative;
    }

    .carousel-track-wrapper {
        overflow: hidden;
        aspect-ratio: 4/3;
        border: 1px solid var(--color-border);
    }

    .carousel-track {
        display: flex;
        transition: transform 0.4s ease;
    }

    .carousel-slide {
        min-width: 100%;
        aspect-ratio: 4/3;
    }

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

    .carousel-btn {
        position: absolute;
        top: calc(50% - 20px);
        transform: translateY(-50%);
        background: rgba(255, 255, 255, 0.88);
        border: 1px solid var(--color-border);
        width: 36px;
        height: 36px;
        border-radius: 50%;
        font-size: 1.5rem;
        line-height: 1;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 10;
        color: var(--color-ink);
        padding: 0;
    }

    .carousel-btn-prev { left: 8px; }
    .carousel-btn-next { right: 8px; }

    .carousel-dots {
        display: flex;
        justify-content: center;
        gap: 8px;
        margin-top: 12px;
    }

    .carousel-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--color-border);
        cursor: pointer;
        transition: background 0.3s;
    }

    .carousel-dot.active {
        background: var(--color-ink);
    }

    .location-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .location-info h3 {
        font-size: 1.1rem;
    }

    .location-buttons {
        flex-direction: column;
    }

    .location-buttons .btn {
        width: 100%;
        text-align: center;
    }

    .map-container {
        aspect-ratio: 16/9;
    }

    .footer {
        padding: 1.5rem 1rem;
        font-size: 0.85rem;
    }
}