/* ==========================================================================
   服服晨晨 ChicChen | 潮流奢華設計系統 (style.css) - 極簡奢華白皙版
   專為服飾品牌、自媒體行銷與社交引流設計。極簡、高端、純白透亮、響應式。
   ========================================================================== */

/* ==========================================================================
   1. 設計變數與全域設定 (Oatmeal Gold & Silky White)
   ========================================================================== */
:root {
    --bg-dark: #fbfcfa;          /* 輕盈燕麥奶白底色 */
    --bg-card: #ffffff;          /* 卡片高雅純白 */
    --accent-gold: #b8956c;      /* 經典駝金 / 燕麥金 (白底更深更有質感) */
    --accent-gold-hover: #9c7a52;/* 駝金懸停深色 */
    --accent-light: #fbf7f2;     /* 燕麥金極淺底色，用於背景或hover */
    --accent-deep: #846440;      /* 燕麥金深色版，用於高對比度文字或邊框，保證符合 WCAG AA 對比標準 */
    --text-primary: #111112;     /* 高級曜石深炭黑 */
    --text-muted: #6b6b72;       /* 溫和中灰色 (副文字) */
    --border-color: #ededf0;     /* 極細微光淺灰線條 */
    --font-heading: 'Outfit', 'Klee One', 'Noto Sans TC', sans-serif;
    --font-body: 'Klee One', 'Noto Sans TC', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.04);
    
    /* 語意色彩，專為新手與設計規範設計 */
    --color-success: #10b981;    /* 成功綠 */
    --color-error: #ef4444;      /* 錯誤紅 */
    --color-warning: #f59e0b;    /* 警告黃 */
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

button {
    font-family: inherit;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
}

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

/* ==========================================================================
   2. 頁面佈局與高級留白 (Spacious Luxury)
   ========================================================================== */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    font-family: var(--font-heading);
    color: var(--accent-gold);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    display: inline-block;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 白底高級漸層文字 */
.gradient-text {
    /* 潮流漸層文字：深曜石藍過渡到亮眼 Cyber Cyan */
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-deep) 50%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   3. SPA 單頁路由分頁切換樣式 (核心分頁技術)
   ========================================================================== */
.page-section {
    display: none;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.page-section.active-page {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   4. 時尚頂部導覽列 (Sticky Header - Premium White)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: transparent;
    border-bottom: 1px solid transparent;
    transition: all 0.4s ease;
    backdrop-filter: blur(0px);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    padding: 8px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.logo-accent {
    color: var(--accent-gold);
    margin-right: 2px;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-gold);
    transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* 購物車圖示氣泡 */
.cart-toggle-btn {
    position: relative;
    font-size: 1.3rem;
    color: var(--text-primary);
    padding: 6px;
    transition: transform 0.3s ease;
}

.cart-toggle-btn:hover {
    transform: scale(1.1);
    color: var(--accent-gold);
}

.cart-count {
    position: absolute;
    top: -2px;
    right: -2px;
    /* 購物車泡泡改用高對比深色背景 + 亮青藍文字，體現極簡潮流高街感 */
    background: var(--text-primary);
    color: var(--accent-gold);
    font-size: 0.7rem;
    font-weight: 800;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.3rem;
    color: var(--text-primary);
}

/* ==========================================================================
   5. 潮流英雄展演區 (Hero Section)
   ========================================================================== */
.hero-section {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    /* 輕盈的經典金色微光漸層 */
    background: radial-gradient(circle, rgba(184, 149, 108, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    /* 採用淺色背景搭配深色文字以確保完美的無障礙對比度 */
    background-color: var(--accent-light);
    border: 1px solid rgba(184, 149, 108, 0.3);
    color: var(--accent-deep);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.8rem;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 540px;
}

/* ==========================================================================
   6. 現代高級按鈕 (Premium Buttons)
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
    /* 使用經典燕麥駝金到沙金色的雙色時尚漸層 */
    background: linear-gradient(135deg, var(--accent-gold) 0%, #d8be9d 100%);
    /* 文字使用曜石深炭黑，保證符合 WCAG AA 對比標準 */
    color: var(--text-primary);
    border: 1px solid var(--accent-gold);
    box-shadow: 0 4px 20px rgba(184, 149, 108, 0.15);
    font-weight: 800;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: linear-gradient(135deg, #d8be9d 0%, var(--accent-gold-hover) 100%);
    box-shadow: 0 8px 25px rgba(184, 149, 108, 0.3);
    color: var(--text-primary);
}

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

.btn-outline:hover {
    background-color: rgba(0, 0, 0, 0.02);
    border-color: var(--text-primary);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
}

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

/* ==========================================================================
   7. 首頁極簡分頁特色區 (Features Grid)
   ========================================================================== */
.home-features {
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
}

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

.feature-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.015);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-4px);
    border-color: var(--accent-gold);
    box-shadow: 0 10px 30px rgba(184, 149, 108, 0.15);
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--accent-deep); /* 使用深青藍保證在白色卡片上的易讀性 */
    margin-bottom: 24px;
    display: inline-block;
}

.feature-item h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   8. 潮流 3D 手機模擬器 (Phone Mockup - Light Interface)
   ========================================================================== */
.phone-mockup {
    position: relative;
    width: 320px;
    height: 640px;
    margin: 0 auto;
    background-color: #000;
    border: 12px solid #1c1c1e;
    border-radius: 40px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background-color: #ffffff;
    display: flex;
    flex-direction: column;
}

.phone-header {
    height: 38px;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #636366;
    font-size: 0.75rem;
    position: relative;
    z-index: 10;
}

.phone-camera {
    width: 60px;
    height: 18px;
    background-color: #000;
    border-radius: 100px;
    position: absolute;
    left: 50%;
    top: 6px;
    transform: translateX(-50%);
}

.phone-body {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
    scrollbar-width: none;
}

.phone-body::-webkit-scrollbar {
    display: none;
}

.phone-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.profile-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #ecd0ab 100%);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-name {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.profile-tag {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.phone-post-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.post-image-placeholder {
    height: 180px;
    background: linear-gradient(135deg, #f3f3f5 0%, #e5e5ea 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--accent-gold);
    gap: 12px;
    font-size: 0.85rem;
}

.post-image-placeholder i {
    font-size: 2.2rem;
}

.post-actions {
    padding: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.post-btn-like {
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.post-btn-like.liked {
    color: #ef4444;
    font-weight: 700;
}

.phone-widget {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.widget-title {
    font-size: 0.7rem;
    color: var(--accent-gold);
    font-weight: 800;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
}

.widget-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    text-align: center;
}

.stat-item {
    background-color: rgba(0, 0, 0, 0.015);
    padding: 8px;
    border-radius: 8px;
}

.stat-val {
    display: block;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-primary);
}

.stat-lbl {
    font-size: 0.6rem;
    color: var(--text-muted);
}

/* ==========================================================================
   9. 商城商品列表與尺寸選擇器 (Shop Showcase - White Background)
   ========================================================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.product-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.015);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.4s ease;
}

.product-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-gold);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: linear-gradient(135deg, var(--accent-gold) 0%, #ecd0ab 100%);
    color: #ffffff;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 800;
    border-radius: 100px;
    z-index: 10;
}

.product-badge.accent-purple {
    background: linear-gradient(135deg, #a855f7 0%, #6366f1 100%);
    color: #fff;
}

.product-badge.accent-orange {
    background: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
    color: #fff;
}

.product-img-container {
    height: 280px;
    position: relative;
    background-color: #f7f7f9;
    overflow: hidden;
}

/* 真實商品圖片高級排版與 hover 緩慢微幅放大效果 */
.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover .product-img {
    transform: scale(1.05); /* 縮放微動畫 */
}

.product-img-fallback {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4.5rem;
    color: var(--accent-gold);
    opacity: 0.75;
}

/* 白皙極簡特調淺灰漸層背景 */
.gradient-street {
    background: linear-gradient(135deg, #f0f0f3 0%, #e3e3e9 100%);
}
.gradient-chic {
    background: linear-gradient(135deg, #f3f0f0 0%, #e9e3e3 100%);
}
.gradient-elegant {
    background: linear-gradient(135deg, #f0f3f0 0%, #e3e9e3 100%);
}

.product-body {
    padding: 24px;
}

.product-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
    color: var(--text-primary);
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    height: 60px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

/* 尺寸選擇器樣式 */
.size-selector-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.size-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.size-options {
    display: flex;
    gap: 8px;
}

.size-btn {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0,0,0,0.01);
    transition: all 0.25s ease;
}

.size-btn:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.size-btn.active {
    border-color: var(--accent-gold);
    color: #ffffff;
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-hover) 100%);
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

.product-price {
    display: flex;
    flex-direction: column;
}

.original-price {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.current-price {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
}

.btn-add-cart {
    background-color: var(--accent-light);
    border: 1px solid rgba(184, 149, 108, 0.3);
    color: var(--accent-deep);
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
}

.btn-add-cart:hover {
    background-color: var(--accent-gold);
    border-color: var(--accent-gold);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* ==========================================================================
   10. LINE 裂變分享與解鎖卡片 (Viral Share Box - White BG)
   ========================================================================== */
.viral-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.viral-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 48px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.015);
    position: relative;
    overflow: hidden;
}

.viral-icon {
    width: 72px;
    height: 72px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 28px;
}

.instagram-color {
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%);
    color: #fff;
}

.line-color {
    background-color: #06c755;
    color: #fff;
}

.viral-card h3 {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.viral-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 32px;
    line-height: 1.7;
}

.btn-line-share {
    background-color: #06c755;
    color: #fff;
    border: 1px solid #06c755;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(6, 199, 85, 0.2);
}

.btn-line-share:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(6, 199, 85, 0.3);
}

/* 解鎖免運折扣代碼區塊 */
.promo-code-box {
    margin-top: 24px;
    background-color: var(--accent-light);
    border: 1px dashed var(--accent-deep);
    padding: 20px;
    border-radius: 12px;
    animation: scalePop 0.45s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.promo-code-box.hidden {
    display: none;
}

.promo-code {
    /* 採用等寬字體，突顯虛擬代碼的潮流科技感 */
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent-deep);
    letter-spacing: 0.08em;
    margin: 8px 0;
}

.copy-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
}

@keyframes scalePop {
    0% { transform: scale(0.85); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* ==========================================================================
   11. OOTD 穿搭靈感文章與展開 (Inspiration - White Cards)
   ========================================================================== */
.articles-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.article-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.015);
    position: relative;
    transition: all 0.3s ease;
}

.article-card:hover {
    border-color: var(--accent-gold);
    box-shadow: 0 10px 30px rgba(87, 235, 255, 0.15);
}

.article-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.article-category {
    color: var(--accent-deep);
    font-weight: 700;
}

.article-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.article-snippet {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    line-height: 1.6;
}

.article-full-content {
    display: none;
    font-size: 0.9rem;
    color: var(--text-primary);
    line-height: 1.7;
    margin-bottom: 20px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-color);
    animation: fadeIn 0.4s ease forwards;
}

.article-card.expanded .article-full-content {
    display: block;
}

.article-card.expanded .article-snippet {
    display: none;
}

.btn-read-more {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent-gold);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
}

.btn-read-more:hover {
    color: var(--accent-gold-hover);
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(4px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   12. 風格鑑定預約表單 (Booking Form - Spacious White)
   ========================================================================== */
.contact-section {
    padding: 30px 0 80px;
}

.contact-box {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 60px;
    box-shadow: 0 4px 30px rgba(0,0,0,0.015);
    position: relative;
    overflow: hidden;
}

.contact-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-title {
    font-family: var(--font-heading);
    font-size: 2.3rem;
    font-weight: 800;
    line-height: 1.25;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.contact-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.detail-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.detail-item i {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background-color: var(--accent-light);
    color: var(--accent-deep);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.detail-item h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.detail-item p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.contact-form-container {
    background-color: rgba(0,0,0,0.005);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 16px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

.required {
    color: #ef4444;
    margin-left: 2px;
}

.form-group input, .form-group select {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(184, 149, 108, 0.2);
}

/* ==========================================================================
   13. 抽屜式購物車 (Slide-out Cart - White Mode)
   ========================================================================== */
.cart-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.25);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.cart-drawer-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.cart-drawer {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100%;
    background-color: var(--bg-card);
    border-left: 1px solid var(--border-color);
    z-index: 1001;
    box-shadow: -10px 0 40px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.cart-drawer.active {
    right: 0;
}

.cart-drawer-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cart-drawer-header h3 {
    font-size: 1.15rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.cart-close-btn {
    font-size: 1.3rem;
    color: var(--text-muted);
}

.cart-close-btn:hover {
    color: var(--text-primary);
}

.cart-drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.cart-empty-state {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 0 20px;
}

.cart-empty-state i {
    color: var(--accent-deep);
    opacity: 0.35;
}

.cart-items-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background-color: #f7f7f9;
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: 12px;
    position: relative;
}

.cart-item-img {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-deep);
}

.cart-item-detail {
    flex: 1;
}

.cart-item-name {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.cart-item-size {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: block;
    margin-bottom: 2px;
}

.cart-item-price {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--accent-deep);
}

.cart-item-remove {
    font-size: 0.95rem;
    color: var(--text-muted);
    padding: 6px;
    transition: color 0.3s ease;
}

.cart-item-remove:hover {
    color: #ef4444;
}

.cart-drawer-footer {
    padding: 24px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(0,0,0,0.005);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.total-price {
    color: var(--accent-deep);
    font-size: 1.3rem;
    font-weight: 800;
}

.cart-checkout-tip {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 16px;
}

/* ==========================================================================
   14. 全域 Toast 通知
   ========================================================================== */
.toast-container {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-gold);
    color: var(--text-primary);
    padding: 16px 24px;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.toast.fade-out {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

@keyframes slideIn {
    0% { opacity: 0; transform: translateX(-30px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   15. 響應式手機排版調整 (Responsive Layout)
   ========================================================================== */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        margin: 0 auto 40px;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .home-features .features-grid,
    .products-grid,
    .articles-grid,
    .viral-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .contact-box {
        grid-template-columns: 1fr;
        padding: 40px 24px;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--bg-dark);
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        align-items: center;
        padding: 40px 0;
        transition: left 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .section-container {
        padding: 60px 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cart-drawer {
        width: 100%;
        right: -100%;
    }
}

/* ==========================================================================
   16. 極簡時尚頁尾 (Footer - Premium Light)
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    background-color: #f7f7f9;
    padding: 80px 0 40px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    max-width: 320px;
}

.footer-links h4, .footer-social h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--accent-deep);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.footer-social-icons {
    display: flex;
    gap: 16px;
}

.footer-social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    box-shadow: 0 2px 8px rgba(0,0,0,0.01);
}

.footer-social-icons a:hover {
    background-color: var(--accent-gold);
    color: #ffffff;
    border-color: var(--accent-gold);
    transform: translateY(-2px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 60px auto 0;
    padding: 30px 24px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}