/* ===================================
   金陵砚云 官网样式
   东方美学 · 文化香薰
   =================================== */

/* 官网配色方案 */
:root {
    --ink-color: #2C3E50;
    --gray-elegant: #7F8C8D;
    --gold-accent: #D4AF37;
    --cream-bg: #FAF9F6;
    --smoke-gray: rgba(127, 140, 141, 0.3);
}

/* 官网通用样式 */
.website-page {
    min-height: 100vh;
    background: var(--cream-bg);
    font-family: 'Songti SC', 'Noto Serif SC', serif;
    padding-top: 80px; /* 为固定导航留出空间 */
}

/* 官网模式下的app-content */
body.mode-website #app-content {
    padding: 0;
    margin: 0;
    max-width: 100%;
    width: 100%;
}

/* ========== 官网页脚 ========== */
.website-footer {
    background: linear-gradient(135deg, var(--ink-color) 0%, #1a252f 100%);
    color: #e0e0e0;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-main {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-column {

}

.footer-about .footer-title {
    font-size: 1.5rem;
    color: var(--gold-accent);
    margin-bottom: 1rem;
    font-family: 'KaiTi', '楷体', serif;
    letter-spacing: 0.2rem;
}

.footer-desc {
    color: #b0b0b0;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #e0e0e0;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--gold-accent);
    color: var(--ink-color);
    transform: translateY(-3px);
}

.footer-column-title {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 1.2rem;
    font-weight: 500;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--gold-accent);
}

.footer-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact-list li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    color: #b0b0b0;
    font-size: 0.95rem;
}

.footer-contact-list i {
    color: var(--gold-accent);
    width: 20px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-copyright {
    color: #888;
    font-size: 0.9rem;
}

.footer-filing {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.filing-link {
    color: #888;
    text-decoration: none;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.3s ease;
}

.filing-link:hover {
    color: var(--gold-accent);
}

.filing-link i {
    font-size: 0.85rem;
}

/* 响应式 - 平板 */
@media (max-width: 992px) {
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

/* 响应式 - 手机 */
@media (max-width: 768px) {
    .website-footer {
        padding: 2rem 0 1rem;
        margin-top: 3rem;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-filing {
        justify-content: center;
    }
}

/* ========== 官网导航栏 ========== */
.website-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 1.8rem;
    font-weight: 300;
    color: var(--ink-color);
    letter-spacing: 0.2rem;
    font-family: 'KaiTi', '楷体', serif;
}

.nav-links {
    display: flex;
    gap: 3rem;
}

.nav-links a {
    color: var(--ink-color);
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.1rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gold-accent);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.btn-nav-login {
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    letter-spacing: 0.1rem;
    transition: all 0.3s ease;
}

.btn-nav-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* 官网页面需要顶部padding */
.website-page {
    padding-top: 80px;
}

/* Hero section不需要padding */
.hero-section {
    margin-top: -80px;
}

/* ========== Hero Section ========== */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.4) 100%);
}

.smoke-effect {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    pointer-events: none;
}

.smoke-particle {
    position: absolute;
    bottom: -100px;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: smoke-rise 20s infinite ease-in-out;
}

@keyframes smoke-rise {
    0% {
        bottom: -100px;
        opacity: 0;
        transform: scale(0.8) translateX(0);
    }
    20% {
        opacity: 0.6;
    }
    80% {
        opacity: 0.3;
    }
    100% {
        bottom: 110%;
        opacity: 0;
        transform: scale(1.5) translateX(100px);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    animation: fadeInUp 1.5s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.brand-title {
    font-size: 5rem;
    font-weight: 300;
    letter-spacing: 0.5rem;
    margin: 0 0 1rem;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.3);
    font-family: 'KaiTi', '楷体', serif;
}

.brand-slogan {
    font-size: 1.8rem;
    letter-spacing: 0.3rem;
    margin: 0 0 0.5rem;
    opacity: 0.95;
}

.brand-subtitle {
    font-size: 1.1rem;
    letter-spacing: 0.2rem;
    margin: 0 0 3rem;
    opacity: 0.85;
}

.hero-actions {
    display: flex;
    gap: 2rem;
    justify-content: center;
}

.btn-hero {
    padding: 1rem 3rem;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

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

.btn-hero.primary:hover {
    background: var(--gold-accent);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.btn-hero.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-hero.secondary:hover {
    background: white;
    color: var(--ink-color);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 2rem;
    cursor: pointer;
    animation: bounce 2s infinite;
    z-index: 2;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ========== Section Styles ========== */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 6rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.3rem;
    font-weight: 300;
}

.title-decoration {
    width: 80px;
    height: 3px;
    background: var(--gold-accent);
    margin: 0 auto 1.5rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-elegant);
    letter-spacing: 0.1rem;
}

/* ========== 产品网格 ========== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.product-card-elegant {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
    position: relative;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.product-card-elegant:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.product-image-wrapper {
    width: 100%;
    height: 300px;
    overflow: hidden;
    background: #f5f5f5;
    position: relative;
}

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

.product-card-elegant:hover .product-image-wrapper img {
    transform: scale(1.1);
}

.product-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 100%);
    color: var(--gray-elegant);
    font-size: 3rem;
}

.product-info-elegant {
    padding: 2rem;
    text-align: center;
}

.product-info-elegant h3 {
    font-size: 1.3rem;
    color: var(--ink-color);
    margin: 0 0 0.5rem;
    letter-spacing: 0.1rem;
}

.product-info-elegant .product-desc {
    font-size: 0.95rem;
    color: var(--gray-elegant);
    letter-spacing: 0.05rem;
}

/* ========== 品牌特色 ========== */
.features-section {
    background: white;
    padding: 6rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    transition: transform 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.feature-item h3 {
    font-size: 1.3rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.1rem;
}

.feature-item p {
    color: var(--gray-elegant);
    line-height: 1.8;
    letter-spacing: 0.05rem;
}

/* ========== 查看全部 ========== */
.view-all {
    text-align: center;
    margin-top: 3rem;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--ink-color);
    text-decoration: none;
    font-size: 1.1rem;
    letter-spacing: 0.1rem;
    transition: all 0.3s ease;
}

.btn-link:hover {
    color: var(--gold-accent);
    gap: 1rem;
}

/* ========== 产品画廊页面 ========== */
.page-header-elegant {
    text-align: center;
    padding: 6rem 2rem 4rem;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.05) 0%, transparent 100%);
}

.page-header-elegant h1 {
    font-size: 3rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.3rem;
    font-weight: 300;
}

.page-header-elegant p {
    font-size: 1.1rem;
    color: var(--gray-elegant);
    letter-spacing: 0.1rem;
}

/* 分类筛选器 */
.category-filter {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    padding: 2rem 0;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.filter-btn {
    padding: 0.7rem 2rem;
    background: white;
    border: 2px solid var(--smoke-gray);
    color: var(--gray-elegant);
    font-size: 1rem;
    font-family: 'Songti SC', 'Noto Serif SC', serif;
    letter-spacing: 0.1rem;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.filter-btn:hover {
    border-color: var(--gold-accent);
    color: var(--gold-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.2);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--ink-color), var(--gray-elegant));
    color: white;
    border-color: var(--ink-color);
}

.filter-btn.active:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(44, 62, 80, 0.3);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
    padding: 3rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.gallery-image {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
    background: #f5f5f5;
}

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

.gallery-item:hover .gallery-image img {
    transform: scale(1.15);
}

.product-placeholder-large {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e0e7ff 0%, #f3e8ff 100%);
    font-size: 4rem;
    color: var(--gray-elegant);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    color: white;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.gallery-overlay p {
    font-size: 1.1rem;
    letter-spacing: 0.1rem;
}

.gallery-info {
    padding: 2rem;
    text-align: center;
}

.gallery-info h3 {
    font-size: 1.4rem;
    color: var(--ink-color);
    margin: 0 0 0.5rem;
    letter-spacing: 0.1rem;
}

.gallery-info p {
    color: var(--gray-elegant);
    margin: 0 0 0.5rem;
    letter-spacing: 0.05rem;
}

.gallery-spec {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    border-radius: 20px;
    font-size: 0.85rem;
    letter-spacing: 0.05rem;
}

.empty-gallery {
    grid-column: 1 / -1;
    text-align: center;
    padding: 6rem 2rem;
    color: var(--gray-elegant);
}

.empty-gallery i {
    font-size: 5rem;
    margin-bottom: 2rem;
    opacity: 0.3;
}

.empty-gallery p {
    font-size: 1.3rem;
    letter-spacing: 0.1rem;
}

/* ========== 品牌故事页面 ========== */
.about-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.about-section {
    margin-bottom: 6rem;
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 2.2rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.2rem;
    font-weight: 300;
}

.text-decoration {
    width: 60px;
    height: 3px;
    background: var(--gold-accent);
    margin-bottom: 2rem;
}

.about-text p {
    font-size: 1.1rem;
    color: var(--gray-elegant);
    line-height: 2;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05rem;
}

.values-section {
    text-align: center;
    padding: 4rem 0;
}

.values-section h2 {
    font-size: 2.2rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.2rem;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.value-item h3 {
    font-size: 1.5rem;
    color: var(--ink-color);
    margin: 0 0 1rem;
    letter-spacing: 0.1rem;
}

.value-item p {
    color: var(--gray-elegant);
    line-height: 1.8;
}

/* ========== 联系我们页面 ========== */
.contact-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-card-elegant {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: transform 0.3s ease;
}

.info-card-elegant:hover {
    transform: translateY(-5px);
}

.info-card-elegant i {
    font-size: 2.5rem;
    color: var(--gold-accent);
    margin-bottom: 1rem;
}

.info-card-elegant h3 {
    font-size: 1.2rem;
    color: var(--ink-color);
    margin: 0 0 0.5rem;
    letter-spacing: 0.1rem;
}

/* ===================================
   产品标签和价格
   =================================== */

/* 产品标签 */
.product-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.4rem 0.8rem;
    background: linear-gradient(135deg, rgba(201, 169, 97, 0.95), rgba(201, 169, 97, 0.85));
    backdrop-filter: blur(10px);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* 产品价格 */
.product-price {
    margin-top: 0.75rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gold-accent);
}

.member-price {
    font-size: 0.85rem;
    color: #e74c3c;
    margin-left: 0.5rem;
    font-weight: 600;
}

/* 画廊页价格 */
.gallery-price {
    margin-top: 0.75rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gold-accent);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-card-elegant p {
    color: var(--gray-elegant);
    line-height: 1.8;
}

.contact-form-wrapper {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.contact-form-wrapper h2 {
    font-size: 1.8rem;
    color: var(--ink-color);
    margin: 0 0 2rem;
    letter-spacing: 0.1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--gold-accent);
}

.form-row textarea {
    resize: vertical;
}

.btn-submit {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    letter-spacing: 0.1rem;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

/* ========== 移动端导航 ========== */
@media (max-width: 768px) {
    .nav-container {
        padding: 0.75rem 1rem;
    }

    .nav-brand {
        font-size: 1.4rem;
    }

    .nav-links {
        display: none; /* 移动端隐藏导航链接，可以后期添加汉堡菜单 */
    }

    .btn-nav-login {
        padding: 0.4rem 1.2rem;
        font-size: 0.9rem;
    }
}

/* ========== 响应式设计 ========== */
@media (max-width: 992px) {
    .brand-title {
        font-size: 3.5rem;
    }

    .brand-slogan {
        font-size: 1.4rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 1rem;
    }

    .products-grid,
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .brand-title {
        font-size: 2.5rem;
        letter-spacing: 0.3rem;
    }

    .brand-slogan {
        font-size: 1.1rem;
    }

    .brand-subtitle {
        font-size: 0.95rem;
    }

    .section-container {
        padding: 4rem 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .products-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .page-header-elegant h1 {
        font-size: 2rem;
    }

    .about-section {
        flex-direction: column;
        gap: 2rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }
}