/* ==========================================================================
   東方雅宴私廚網站 - 核心設計系統 (style.css)
   視覺風格：新東方翠綠禪意 (Modern Oriental Emerald & Bamboo Dark)
   專為初學者設計：結構清晰、好懂，稍微複雜的地方皆附有詳細繁體中文註解。
   ========================================================================== */

/* 1. 核心設計變數 (Design Tokens) */
:root {
    /* 顏色系統 - 新東方翠綠與極致深墨綠 */
    --bg-color: #060806;          /* 深墨綠碳黑背景，展現東方竹影禪意 */
    --card-bg: #0d110d;           /* 稍淺的深碳墨綠卡片與表單背景 */
    --primary: #A0FF61;           /* 核心主色：新鮮翠綠螢光色 (使用者指定) */
    --primary-hover: #bafc88;     /* 懸停主色：嫩綠色 */
    --primary-dark: #6ebc32;      /* 深翠綠，用於特定邊框或強調文字 */
    --primary-glow: rgba(160, 255, 97, 0.18); /* 霓虹翠綠光暈 */
    --text-light: #f3f8f3;        /* 溫潤偏冷白，帶有微綠光澤，閱讀舒適 */
    --text-muted: #8da28d;        /* 雅緻灰綠，用於次要說明文字 */
    --border-color: #172217;      /* 細緻的竹墨綠邊框 */
    
    /* 語意色彩 (Semantic Colors) */
    --success: #2ecc71;           /* 成功綠 */
    --error: #e74c3c;             /* 錯誤紅 */
    --warning: #f1c40f;           /* 警告黃 */
    
    /* 字型系統 - 古典 Zen Old Mincho 與現代 Noto Sans TC */
    --font-title: 'Zen Old Mincho', 'Noto Sans TC', serif; /* 標題優先使用古典明朝體 */
    --font-body: 'Noto Sans TC', sans-serif;              /* 內文使用清晰好讀的思源黑體 */
    --font-code: 'Fira Code', 'JetBrains Mono', monospace;  /* 程式碼與特殊數值字型 */
    
    /* 全站統一圓角規範 (Visual Consistency) */
    --radius-btn: 8px;            /* 按鈕、輸入框的微圓角 */
    --radius-card: 16px;          /* 卡片、表單、徽章的雅緻圓角 */
    
    /* 全站統一微動畫 (Micro-interactions) */
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1); /* 0.2秒平滑過渡動畫 */
}

/* 2. 全局重設與基本樣式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth; /* 平滑滾動 */
    font-size: 16px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-light);
    font-family: var(--font-body);
    line-height: 1.8; /* 優化行高，提供寬敞舒適的閱讀體驗 */
    letter-spacing: 0.05em; /* 適度增加字距，展現東方留白美感 */
    overflow-x: hidden;
}

/* 程式碼字型設定 */
code, pre {
    font-family: var(--font-code);
}

/* 3. 核心排版元件 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 5rem 0; /* 手機優先：預設較小的上下內距 */
    position: relative;
}

/* 區塊標題與標籤 */
.section-tag {
    font-family: var(--font-title);
    color: var(--primary);
    font-size: 0.9rem;
    letter-spacing: 4px;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-title);
    font-size: 2.2rem; /* 手機優先：預設較小標題 */
    color: var(--text-light);
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: 1px;
}

.section-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

.text-center .section-title {
    margin-bottom: 1rem;
}

/* 4. 按鈕設計 (Buttons) */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem; /* 圖示與文字的間距 */
    padding: 0.9rem 2.2rem;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: var(--radius-btn);
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 1px;
    border: 1px solid transparent;
}

/* 主要按鈕 - 高亮螢光綠背景，文字為深黑 (無障礙對比度優化) */
.btn-primary {
    background-color: var(--primary);
    color: #000000;
    font-weight: 700;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-glow); /* 螢光綠霓虹光暈 */
}

/* 次要按鈕 - 灰白外框 */
.btn-secondary {
    background-color: transparent;
    color: var(--text-light);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

/* 5. 頂部導覽列 (Navbar) */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.2rem 0;
    transition: var(--transition);
}

/* 滾動時的毛玻璃效果 (Navbar Glassmorphism) */
.navbar.scrolled {
    padding: 0.8rem 0;
    background-color: rgba(6, 8, 6, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6);
}

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

/* Logo 樣式 */
.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--text-light);
    transition: var(--transition);
}

.logo-text {
    font-family: var(--font-title);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 3px;
    line-height: 1.1;
    color: var(--text-light);
}

.logo-sub {
    font-size: 0.65rem;
    letter-spacing: 5px;
    color: var(--primary);
    font-weight: 700;
    margin-left: 2px;
}

/* 漢堡按鈕 (預設手機版顯示) */
.nav-toggle {
    display: block;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.nav-toggle:hover {
    color: var(--primary);
}

/* 導覽菜單 - 手機版預設樣式 (全螢幕側邊欄) */
.nav-menu {
    position: fixed;
    top: 70px;
    left: -100%; /* 隱藏在左側螢幕外 */
    width: 100%;
    height: calc(100vh - 70px);
    background-color: rgba(6, 8, 6, 0.99);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    transition: var(--transition);
    border-top: 1px solid var(--border-color);
    padding-bottom: 5rem;
}

/* 手機選單展開狀態 */
.nav-menu.active {
    left: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 400;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

/* 導覽連結底線滑動動畫 */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

/* 預約按鈕特殊樣式 */
.nav-link.btn-nav {
    background-color: var(--primary);
    color: #000000;
    font-weight: 700;
    padding: 0.6rem 1.4rem;
    border-radius: var(--radius-btn);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link.btn-nav::after {
    display: none; /* 移除底線動畫 */
}

.nav-link.btn-nav:hover {
    background-color: var(--primary-hover);
    color: #000000;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--primary-glow);
}

/* 6. 英雄區 (Hero Section) */
.hero-section {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-image: url('https://images.unsplash.com/photo-1563245372-f21724e3856d?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed; /* 視差滾動效果 */
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(6, 8, 6, 0.4) 0%, rgba(6, 8, 6, 0.95) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-subtitle {
    font-family: var(--font-title);
    color: var(--primary);
    font-size: 0.9rem;
    letter-spacing: 6px;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-title {
    font-family: var(--font-title);
    font-size: 2.2rem; /* 手機優先 */
    line-height: 1.3;
    margin-bottom: 2rem;
    letter-spacing: 2px;
    font-weight: 700;
    text-shadow: 0 4px 15px rgba(0,0,0,0.8);
}

.hero-desc {
    color: #e0e6e0;
    font-size: 1rem;
    margin-bottom: 3rem;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-btns {
    display: flex;
    flex-direction: column; /* 手機直排 */
    justify-content: center;
    gap: 1rem;
}

/* 滑動指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
    opacity: 0.7;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--primary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollMouse 1.8s infinite;
}

.scroll-text {
    font-size: 0.7rem;
    letter-spacing: 2px;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* 7. 主廚簡介區 (About Section) */
.about-section {
    background-color: var(--bg-color);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr; /* 手機優先單欄 */
    gap: 3.5rem;
    align-items: center;
}

.about-img-container {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
}

.about-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-card);
    box-shadow: 0 15px 35px rgba(0,0,0,0.7);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.about-img:hover {
    transform: scale(1.02);
}

/* 經驗年資徽章 */
.experience-badge {
    position: absolute;
    bottom: -1.5rem;
    right: 0;
    background-color: var(--primary);
    color: #000000;
    padding: 1.2rem 1.8rem;
    border-radius: var(--radius-card);
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 10px 25px var(--primary-glow);
    border: 1px solid rgba(0,0,0,0.05);
}

.experience-badge .years {
    font-family: var(--font-title);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .badge-text {
    font-size: 0.75rem;
    font-weight: 700;
    margin-top: 0.2rem;
    letter-spacing: 1px;
}

.about-text-container {
    display: flex;
    flex-direction: column;
}

.chef-name {
    font-family: var(--font-title);
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.chef-title {
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-left: 0.8rem;
    font-weight: 300;
}

.about-para {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
}

.chef-signature {
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.sig-title {
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 2px;
}

.sig-font {
    font-family: 'Playfair Display', 'Zen Old Mincho', serif;
    font-style: italic;
    font-size: 2.2rem;
    color: var(--primary);
    letter-spacing: 1px;
}

/* 8. 招牌菜色區 (Menu Section) */
.menu-section {
    background-color: #080c08; /* 微調的暗綠黑底色，形成層次差 */
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.menu-filters {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

/* 篩選器按鈕 */
.filter-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 0.6rem 1.4rem;
    border-radius: 30px;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 400;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.filter-btn.active {
    background-color: var(--primary);
    color: #000000;
    border-color: var(--primary);
    font-weight: 700;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.menu-grid {
    display: grid;
    grid-template-columns: 1fr; /* 手機優先單欄 */
    gap: 2rem;
}

/* 菜色卡片 */
.menu-card {
    background-color: var(--card-bg);
    border-radius: var(--radius-card);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.menu-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.7), 0 0 15px var(--primary-glow);
}

/* 分類篩選的隱藏效果 */
.menu-card.hidden {
    display: none !important;
}

/* 卡片淡入載入動畫 */
@keyframes fadeInCard {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.menu-card.animate-in {
    animation: fadeInCard 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.card-img-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.menu-card:hover .card-img {
    transform: scale(1.06);
}

.card-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(6, 8, 6, 0.8);
    color: var(--primary);
    border: 1px solid var(--primary);
    padding: 0.3rem 0.8rem;
    font-size: 0.75rem;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 1px;
}

.card-info {
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 1rem;
}

.card-title {
    font-family: var(--font-title);
    font-size: 1.2rem;
    color: var(--text-light);
    font-weight: 700;
}

.card-price {
    font-family: var(--font-code); /* 使用代碼字體呈現價格，富有現代感 */
    color: var(--primary);
    font-size: 1.1rem;
    font-weight: 700;
    white-space: nowrap;
}

.card-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    font-weight: 300;
}

/* 9. 美味信念區 (Philosophy Section) */
.philosophy-section {
    background-image: url('https://images.unsplash.com/photo-1541832676-9b763b0239ab?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.philosophy-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(6, 8, 6, 0.94);
}

.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr; /* 手機優先單欄 */
    gap: 2rem;
    margin-top: 4rem;
}

.phil-item {
    position: relative;
    z-index: 10;
    padding: 2.2rem 1.5rem;
    background-color: rgba(13, 17, 13, 0.5);
    border-radius: var(--radius-card);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.phil-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    background-color: rgba(13, 17, 13, 0.85);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 10px rgba(160, 255, 97, 0.05);
}

.phil-icon {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 1.2rem;
    transition: var(--transition);
}

.phil-item:hover .phil-icon {
    transform: scale(1.1);
}

.phil-title {
    font-family: var(--font-title);
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    font-weight: 700;
}

.phil-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    font-weight: 300;
}

/* 10. 預約私廚體驗區 (Booking Section) */
.booking-section {
    background-color: var(--bg-color);
}

.booking-wrapper {
    display: grid;
    grid-template-columns: 1fr; /* 手機優先單欄 */
    gap: 3.5rem;
    align-items: start;
}

.booking-info {
    padding-top: 0.5rem;
}

.booking-text {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.contact-item {
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--primary);
    background-color: var(--primary-glow);
    padding: 0.8rem;
    border-radius: 50%;
    border: 1px solid rgba(160, 255, 97, 0.2);
}

.contact-item h5 {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 0.3rem;
    font-weight: 700;
}

.contact-item p {
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* 預約表單容器 */
.booking-form-container {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2rem 1.5rem; /* 手機優先小內距 */
    border-radius: var(--radius-card);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.7);
}

.form-title {
    font-family: var(--font-title);
    font-size: 1.4rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 700;
}

.form-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    position: relative;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr; /* 手機優先單欄 */
    gap: 0;
}

.form-group label {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
    font-weight: 500;
    letter-spacing: 1px;
}

/* 輸入框元件基本樣式 */
.form-group input,
.form-group select,
.form-group textarea {
    background-color: rgba(0,0,0,0.4);
    border: 1px solid var(--border-color);
    color: var(--text-light);
    padding: 0.9rem 1.2rem;
    font-family: var(--font-body);
    font-size: 0.95rem;
    border-radius: var(--radius-btn);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(160, 255, 97, 0.15); /* 獲得焦點時發出翠綠微光 */
}

/* 表單錯誤警告樣式 */
.form-group.error input,
.form-group.error select {
    border-color: var(--error);
}

.error-msg {
    color: var(--error);
    font-size: 0.78rem;
    margin-top: 0.3rem;
    display: none; /* 預設隱藏，由 JavaScript 控制顯示 */
}

.form-group.error .error-msg {
    display: block;
}

/* 11. 頁尾 (Footer) */
.footer {
    background-color: #040504; /* 比核心背景更深沉 */
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 3rem;
}

.footer-logo {
    display: inline-flex;
    flex-direction: column;
    margin-bottom: 1.5rem;
}

.footer-logo .logo-text {
    font-size: 1.8rem;
}

.footer-logo .logo-sub {
    font-size: 0.75rem;
}

.footer-moto {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 2.5rem;
    letter-spacing: 2px;
    font-weight: 300;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 2.5rem;
}

.social-links a {
    color: var(--text-muted);
    font-size: 1.1rem;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
}

.social-links a:hover {
    color: #000000;
    background-color: var(--primary);
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--primary-glow);
}

.copyright {
    color: #4b584b;
    font-size: 0.78rem;
    letter-spacing: 0.5px;
}

/* 12. 自訂預約成功彈窗 (Modal Backdrop & Box) */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(4, 5, 4, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
}

/* 啟用彈窗的樣式 */
.modal-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background-color: var(--card-bg);
    border: 1px solid var(--primary);
    border-radius: var(--radius-card);
    max-width: 480px;
    width: 90%;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px var(--primary-glow);
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-backdrop.active .modal {
    transform: scale(1);
}

.modal-icon {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 1.2rem;
}

.modal-title {
    font-family: var(--font-title);
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.modal-text {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-weight: 300;
}

.modal-text span {
    color: var(--primary);
    font-weight: 700;
}

/* 13. 動畫定義 (Keyframes) */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scrollMouse {
    0% {
        top: 6px;
        opacity: 1;
    }
    50% {
        top: 18px;
        opacity: 0.2;
    }
    100% {
        top: 6px;
        opacity: 1;
    }
}

/* ==========================================================================
   14. 響應式排版 (手機優先：Media Queries 由小到大)
   ========================================================================== */

/* 斷點 1: 中型螢幕與平板 (768px 以上) */
@media (min-width: 768px) {
    section {
        padding: 8rem 0; /* 展開更透氣的留白空間 */
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    /* 導覽列：展開選單，隱藏漢堡按鈕 */
    .nav-toggle {
        display: none;
    }
    
    .nav-menu {
        position: static;
        width: auto;
        height: auto;
        background: none;
        backdrop-filter: none;
        flex-direction: row;
        gap: 2.2rem;
        border-top: none;
        padding-bottom: 0;
    }
    
    .nav-link {
        font-size: 0.95rem;
    }
    
    /* 英雄區 */
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-desc {
        font-size: 1.15rem;
    }
    
    .hero-btns {
        flex-direction: row; /* 按鈕橫排 */
        gap: 1.5rem;
    }
    
    /* 關於主廚：改為雙欄排版 */
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
    
    .about-img-container {
        padding-right: 2rem;
    }
    
    .experience-badge {
        bottom: -2rem;
    }
    
    .chef-name {
        font-size: 2rem;
    }
    
    /* 招牌菜色：改為雙欄網格 */
    .menu-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2.5rem;
    }
    
    /* 美味信念：改為三欄網格 */
    .philosophy-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    /* 預約私廚：改為雙欄排版 */
    .booking-wrapper {
        grid-template-columns: 1.2fr 1.8fr;
        gap: 3.5rem;
    }
    
    .booking-form-container {
        padding: 3rem;
    }
    
    .form-row {
        grid-template-columns: 1fr 1fr;
        gap: 1.5rem;
    }
}

/* 斷點 2: 大型桌面螢幕 (1200px 以上) */
@media (min-width: 1200px) {
    .container {
        padding: 0; /* 最大寬度下取消容器內距 */
    }
    
    /* 英雄區 */
    .hero-title {
        font-size: 4rem;
    }
    
    /* 關於主廚 */
    .about-grid {
        gap: 5rem;
    }
    
    /* 招牌菜色：改為精緻的三欄排版 */
    .menu-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    /* 美味信念 */
    .philosophy-grid {
        gap: 3.5rem;
    }
    
    /* 預約私廚 */
    .booking-wrapper {
        gap: 5rem;
    }
}