/* =============================================
   全域設定 Global Settings
============================================= */
:root {
    --bg-color: #fafafa;
    --text-primary: #121212;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --card-hover-shadow: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -2px rgba(0,0,0,.05);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: 'Noto Sans', 'Noto Sans TC', 'Noto Sans JP', 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    font-size: 17px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* =============================================
   版面容器 Page Container
============================================= */
.page-container {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* =============================================
   導航列 Navigation Bar
============================================= */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(250, 250, 250, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
}

.site-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

.site-logo {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.site-logo-img {
    height: 28px;
    width: auto;
    display: block;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.nav-lang-link {
    font-size: 0.82rem;
    color: var(--text-secondary);
    text-decoration: none;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-lang-link:hover {
    color: var(--text-primary);
    background-color: var(--border-color);
}

.nav-lang-link.is-active {
    color: var(--text-primary);
    font-weight: 500;
}

.nav-divider {
    color: var(--border-color);
    font-size: 0.75rem;
    user-select: none;
}

/* =============================================
   頁首英雄區塊 Hero Section
============================================= */
.hero-section {
    padding: 5rem 0 4rem;
}

.hero-subtitle {
    font-size: 0.78rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-weight: 500;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin: 0 0 1.5rem;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.45rem);
    font-weight: 400;
    color: var(--text-secondary);
    max-width: 540px;
    line-height: 1.7;
    margin: 0;
}

/* =============================================
   區塊標題 Section Title (黑底白字膠囊)
============================================= */
.section-wrap {
    padding: 4rem 0;
}

.section-label {
    display: inline-block;
    background-color: var(--text-primary);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    padding: 0.4rem 1.75rem;
    border-radius: 4px;
    margin-bottom: 2.5rem;
    letter-spacing: 0.02em;
}

/* =============================================
   卡片通用 Card Base
============================================= */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

/* =============================================
   服務卡片 Service Cards
============================================= */
.service-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.75rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: default;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow);
}

.service-card-icon {
    width: 42px;
    height: 42px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
}

.service-card-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.6rem;
}

.service-card-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.7;
}

/* =============================================
   關聯組織卡片 Organization Cards
============================================= */
.org-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.org-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    text-decoration: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    min-height: 160px;
}

.org-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-hover-shadow);
}

.org-logo {
    max-height: 56px;
    max-width: 100%;
    width: auto;
    object-fit: contain;
    display: block;
}

.org-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

/* =============================================
   公告 / 最新消息 Announcements
============================================= */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.news-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--border-color);
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease;
}

.news-item:first-child {
    border-top: 1px solid var(--border-color);
}

.news-item:hover {
    opacity: 0.7;
}

.news-date {
    font-size: 0.85rem;
    color: var(--text-muted);
    white-space: nowrap;
    padding-top: 0.1rem;
    min-width: 95px;
    font-variant-numeric: tabular-nums;
}

.news-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    padding: 0.1rem 0.6rem;
    white-space: nowrap;
}

.news-title {
    font-size: 0.95rem;
    color: var(--text-primary);
    line-height: 1.55;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
    padding-top: 0.15rem;
}

/* 查看全部連結 */
.news-footer {
    margin-top: 1.5rem;
    display: flex;
    align-items: center;
}

.news-all-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--text-primary);
    padding-bottom: 1px;
    transition: opacity 0.2s ease;
}

.news-all-link:hover {
    opacity: 0.6;
}

.news-all-link-arrow {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.news-all-link:hover .news-all-link-arrow {
    transform: translateX(3px);
}

/* =============================================
   公司概要 Company Overview
============================================= */
.company-info-table {
    width: 100%;
    border-collapse: collapse;
}

.company-info-table tr {
    border-bottom: 1px solid var(--border-color);
}

.company-info-table tr:first-child {
    border-top: 1px solid var(--border-color);
}

.company-info-table th {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-muted);
    text-align: left;
    padding: 1rem 1.5rem 1rem 0;
    white-space: nowrap;
    vertical-align: top;
    width: 130px;
}

.company-info-table td {
    font-size: 0.97rem;
    color: var(--text-secondary);
    padding: 1rem 0;
    line-height: 1.65;
    vertical-align: top;
}

.company-info-table td a {
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    transition: border-color 0.2s ease;
}

.company-info-table td a:hover {
    border-color: var(--text-primary);
}



/* =============================================
   贊助我們 Donate Section
============================================= */
.donate-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 3rem;
    align-items: center;
}

.donate-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 0.75rem;
    line-height: 1.4;
}

.donate-desc {
    font-size: 0.97rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin: 0 0 1.5rem;
    max-width: 480px;
}

.donate-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background-color: #F28500;
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.45rem 1.1rem;
    border-radius: 6px;
    text-decoration: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
    letter-spacing: 0.01em;
}

.donate-btn:hover {
    opacity: 0.8;
    transform: translateY(-1px);
}

.donate-btn-arrow {
    transition: transform 0.2s ease;
}

.donate-btn:hover .donate-btn-arrow {
    transform: translateX(3px);
}

.donate-badge {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    flex-shrink: 0;
}

.donate-badge-note {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
    max-width: 380px;
}

@media (max-width: 700px) {
    .donate-inner {
        grid-template-columns: 1fr;
        gap: 1.75rem;
        text-align: center;
    }

    .donate-text {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .donate-badge {
        align-items: center;
        text-align: center;
    }

    .donate-badge iframe {
        max-width: 100%;
        width: 100% !important;
    }
}

/* =============================================
   頁腳 Footer
============================================= */
.site-footer {
    border-top: 1px solid var(--border-color);
    padding: 2.5rem 0;
    margin-top: 2rem;
}

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

.footer-logo {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-logo span {
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 0.4rem;
}

.footer-copy {
    font-size: 0.82rem;
    color: var(--text-muted);
}

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

.footer-link {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--text-primary);
    text-decoration: underline;
}

/* =============================================
   分隔線 Dividers
============================================= */
.section-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 0;
}

/* =============================================
   響應式設計 Responsive
============================================= */
@media (max-width: 640px) {
    /* Navbar / Language Selector */
    .site-nav {
        flex-wrap: nowrap;
        white-space: nowrap;
        gap: 0.2rem;
    }
    
    .nav-lang-link {
        font-size: 0.72rem;
        padding: 0.15rem 0.2rem;
    }
    
    .nav-divider {
        margin: 0;
    }

    .hero-section {
        padding: 3rem 0 2.5rem;
    }

    .section-wrap {
        padding: 3rem 0;
    }

    /* Center section labels on mobile */
    .section-label {
        display: block;
        width: max-content;
        margin: 0 auto 2.5rem;
    }

    /* Force the About section grid to stack vertically on mobile */
    #about-heading + .ts-grid {
        display: flex !important;
        flex-direction: column !important;
        gap: 1.5rem;
    }
    #about-heading + .ts-grid > .column {
        width: 100% !important;
        max-width: 100% !important;
        flex: none !important;
    }

    /* Make About Us cards side-by-side on mobile */
    #about-heading + .ts-grid > .column:nth-child(2) {
        display: flex;
        gap: 1rem;
    }
    #about-heading + .ts-grid > .column:nth-child(2) .ts-space {
        display: none;
    }
    #about-heading + .ts-grid > .column:nth-child(2) .ts-box {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

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

    /* Center align service cards */
    .service-card {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

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

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

    .footer-links {
        flex-wrap: wrap;
        gap: 1rem;
        justify-content: center;
    }

    .news-item {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
        text-align: center;
    }

    .news-meta {
        flex-direction: row;
        justify-content: center;
    }

    /* Center the company info table block but keep text left aligned */
    .company-info-table {
        width: max-content;
        max-width: 100%;
        margin: 0 auto;
    }

    .company-info-table th {
        width: auto;
        min-width: 80px;
        padding-right: 1rem;
    }

    .blog-post-title {
        font-size: 1.05rem;
    }
}

@media (min-width: 641px) and (max-width: 768px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 769px) {
    .card-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}