/* ======================================================
   INDEX.CSS - Home Page Module
   皇都酒店服務平台 - 璀璨夜景主題
   ====================================================== */

:root {
    /* 1. 品牌色 - 提取自背景夜景圖 */
    --primary-color: #FFFFFF;   /* 純白 - 主品牌色 (夜間高對比) */
    --secondary-color: #C4A35A; /* 燈火流金 (Luminous Gold) - 輔助/點綴 */
    
    /* 2. 中性色 - 暗色玻璃擬態 */
    --bg-color: #0A1525;        /* 深夜底色 */
    --card-bg: rgba(0, 0, 0, 0.35); /* 黑色半透明玻璃 */
    --dark-color: #FFFFFF;      /* 白色 - 一級標題 */
    --text-color: #E6E6E6;      /* 淺灰 - 正文 */
    --caption-color: #CCCCCC;   /* 銀灰 - 輔助文字 */
    --border-color: rgba(255, 255, 255, 0.2);
    
    /* 3. 功能色 */
    --success-color: #48C774;
    --warning-color: #FFDD57;
    --error-color: #FF3860;
    
    /* 兼容舊變量名 */
    --accent-color: var(--secondary-color);
    --light-color: #FFFFFF;
    
    /* 陰影系統 - 柔和光暈 */
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.4);
    
    /* 文字陰影 - 增強可讀性 */
    --text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

body.home-page {
    --home-title-letter-spacing: 2px;
    --home-card-title-letter-spacing: 1px;
    --home-card-title-line-height: 1.3;
    --home-card-title-font-size: 1.45rem;
    --home-card-title-lines: 2;
    --home-btn-height: 46px;
    --home-card-min-height: 140px;
    --home-title-font-size: 2rem;
}

body.home-page.lang-en {
    --home-title-letter-spacing: 0.5px;
    --home-card-title-letter-spacing: 0px;
    --home-card-title-font-size: 1.2rem;
    --home-btn-height: 48px;
    --home-card-min-height: 155px;
    --home-title-font-size: 1.7rem;
}

body.home-page.lang-en .service-card h2 {
    overflow-wrap: anywhere;
    word-break: break-word;
    hyphens: auto;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft JhengHei', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    min-height: 100dvh;
    height: auto;
    overflow-x: hidden;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* 固定背景層樣式 */
.bg-fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    z-index: -1;
    background-image: linear-gradient(rgba(29, 58, 108, 0.3), rgba(0, 0, 0, 0.5)), url('../images/hotel-bg.jpg');
    background-size: cover;
    background-position: 80% center;
    background-repeat: no-repeat;
}

@media (max-width: 768px) {
    .bg-fixed {
        background-position: 75% center;
    }
}

/* 導航欄樣式 - 透明極簡 */
.navbar {
    background-color: transparent;
    padding: 1rem 0;
    position: absolute;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: none;
}

/* 主要內容區域 - 精確定位於標題下方10px */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 132px 1rem calc(12px + env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    width: 100%;
    flex: 1;
    overflow: visible;
}

/* 酒店標題欄 - 置中 */
.hotel-title-bar {
    position: fixed;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    text-align: center;
    width: auto;
    display: flex;
    align-items: center;
    height: 42px;
}

.hotel-name-mini {
    font-size: var(--home-title-font-size);
    margin: 0;
    letter-spacing: var(--home-title-letter-spacing);
    font-weight: 600;
    color: #FFFFFF;
    text-shadow: 0 4px 15px rgba(0,0,0,0.9);
    line-height: 42px;
    white-space: nowrap;
}

/* 英雄區塊 - 傳承經典風格 */
.hero {
    position: relative;
    text-align: center;
    padding: 70px 1rem 1rem;
    margin-bottom: 0.5rem;
    color: #FFFFFF;
    margin-top: 30px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.9);
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    border: none;
    border-radius: 0;
}

.hero h1 {
    font-size: 2.2rem;
    margin-bottom: 0.2rem;
    font-weight: 600; 
    letter-spacing: 2px;
    color: #FFFFFF; 
    text-shadow: 0 4px 20px #000000;
}

.hero p {
    font-size: 1rem;
    color: var(--caption-color);
    letter-spacing: 1px;
    opacity: 1;
    margin-bottom: 0;
}

.hotel-name {
    font-size: 2.2rem;
    margin-bottom: 15px;
    letter-spacing: 3px;
    font-weight: 500;
    color: var(--dark-color);
}

.subtitle {
    font-size: 0.95rem;
    color: var(--text-color);
    font-weight: 400;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.9;
}

/* 服務卡樣式 - 現代極簡卡片 */
.services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 0;
    max-width: 100%;
    padding: 0 5px;
    flex: 1;
    align-content: start;
    min-height: 0;
}

.services {
    grid-template-areas: 
        "card1 card1"
        "card2 card3"
        "card4 card5";
}

.service-card:nth-child(1) { grid-area: card1; }
.service-card:nth-child(2) { grid-area: card2; }
.service-card:nth-child(3) { grid-area: card3; }
.service-card:nth-child(4) { grid-area: card4; }
.service-card:nth-child(5) { grid-area: card5; }

.service-card {
    background-color: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: none;
    border: 1.5px solid rgba(255, 255, 255, 0.65);
    border-radius: 22px;
    padding: 1.4rem 0.8rem;
    margin-bottom: 0;
    justify-content: center;
    min-height: var(--home-card-min-height);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
}

.service-card h2 {
    font-size: var(--home-card-title-font-size);
    margin-bottom: 0;
    line-height: var(--home-card-title-line-height);
    font-weight: 600;
    color: #FFFFFF;
    text-shadow: 0 4px 15px #000000;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
    letter-spacing: var(--home-card-title-letter-spacing);
    display: -webkit-box;
    -webkit-line-clamp: var(--home-card-title-lines);
    -webkit-box-orient: vertical;
    min-height: calc(var(--home-card-title-lines) * var(--home-card-title-line-height) * 1em);
}

/* 小屏强制一行显示，避免换行 */
@media (max-width: 480px) {
    .service-card h2 {
        font-size: calc(var(--home-card-title-font-size) * 0.9);
    }
}

.service-card:first-child .btn-group {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    align-items: center;
    justify-content: center;
}

.service-card a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    border: 1px solid rgba(255, 255, 255, 0.7);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    padding: 0 16px;
    width: auto;
    min-width: 120px;
    max-width: 100%;
    height: var(--home-btn-height);
    border-radius: 28px;
    font-weight: 500;
    font-size: 1.05rem;
    letter-spacing: 0.3px;
    margin: 0.2rem;
    text-decoration: none;
    transition: all 0.3s ease;
    text-align: center;
    line-height: 1.1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.service-card a:hover {
    background-color: rgba(255, 255, 255, 0.18);
    color: #FFFFFF;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
    border-color: rgba(255, 255, 255, 0.9);
}

.service-card:hover {
    border-color: rgba(255, 255, 255, 0.9);
    background-color: rgba(255, 255, 255, 0.08);
    transform: none;
}

/* 頁腳 - 極簡風格 */
footer {
    background-color: transparent;
    color: #999;
    text-align: center;
    padding: 3rem 1.5rem;
    margin-top: 2rem;
    border-top: 1px solid #eee;
    font-size: 0.85rem;
    font-weight: 300;
}

/* 移動端響應式 - 超小屏優化 (iPhone 12 Pro Min) */
@media (max-width: 390px) {
    main {
        padding: 150px 0.5rem 12px;
    }
    
    .services {
        grid-template-areas: 
            "card1 card1"
            "card2 card3"
            "card4 card5";
        gap: 8px;
        padding: 0 2px;
    }
    
    .service-card {
        padding: 0.8rem 0.4rem;
        border-radius: 16px;
        min-height: 100px;
        gap: 0.4rem;
    }
    
    .service-card h2 {
        font-size: 0.75rem;
        line-height: 1.1;
        letter-spacing: -0.5px;
        font-weight: 600;
    }

    body.home-page.lang-en .service-card:nth-child(2) h2 {
        font-size: 0.7rem;
        line-height: 1.15;
        -webkit-line-clamp: 2;
        white-space: normal;
        min-height: calc(2 * 1.15 * 1em);
        letter-spacing: -0.2px;
        padding: 0 2px;
    }
    
    .service-card a {
        font-size: 0.75rem;
        min-width: 90px;
        height: 32px;
        padding: 0.3rem 0.4rem;
    }
    
    .service-card:nth-child(1) .btn-group {
        gap: 0.6rem;
    }
    
    .hero {
        padding: 3rem 0.5rem 1rem;
    }
    
    .hotel-name {
        font-size: 1.4rem;
    }
    
    .hotel-name-mini {
        font-size: 1.3rem;
        line-height: 32px;
    }
}

/* 移動端響應式 */
@media (max-width: 480px) {
    main {
        padding: 150px 1rem 12px;
    }
    
    .services {
        grid-template-areas: 
            "card1 card1"
            "card2 card3"
            "card4 card5";
        gap: 12px;
        padding: 0 5px;
    }
    
    .service-card {
        padding: 1.2rem 0.6rem;
        border-radius: 20px;
        min-height: 120px;
    }
    
    .service-card h2 {
        font-size: 1.1rem;
    }

    body.home-page.lang-en .service-card:nth-child(2) h2 {
        font-size: 0.95rem;
        line-height: 1.2;
        -webkit-line-clamp: 2;
        white-space: normal;
        min-height: calc(2 * 1.2 * 1em);
        letter-spacing: -0.2px;
        padding: 0 4px;
    }
    
    .service-card a {
        font-size: 0.95rem;
        min-width: 115px;
        height: 40px;
    }
    
    
    .hero {
        padding: 4rem 1rem 1rem;
        border-radius: 0 0 25px 25px;
    }
    
    .hotel-name {
        font-size: 1.8rem;
    }
    
    .hotel-name-mini {
        font-size: 1.7rem;
        line-height: 38px;
    }
}

@media (min-width: 481px) and (max-width: 768px) {
    main {
        padding: 140px 1.5rem 12px;
    }
    
    .service-card {
        padding: 1.3rem 0.7rem;
        min-height: 130px;
    }
    
    .service-card h2 {
        font-size: 1.35rem;
    }
    
    .service-card a {
        font-size: 1rem;
        width: 130px;
        height: 44px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .services {
        gap: 16px;
        padding: 0 1rem;
    }
    
    .service-card {
        padding: 1.5rem 1rem;
        min-height: 150px;
    }
}