/* --- 頂級視覺變數 (Executive Dark & Gold) - Original --- */
:root {
    --bg-dark: #080808;
    --bg-card: #121212;
    --bg-lighter: #1a1a1a;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --gold-main: #d4af37;
    --gold-hover: #b5952f;
    --gold-light: #fef08a;
    --gold-gradient: linear-gradient(135deg, #bf953f, #fcf6ba, #b38728, #fbf5b7, #aa771c);
    --border-color: #2a2a2a;
    --accent-red: #ef4444;
}

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

/* 修正導覽列遮擋 Bug */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Helvetica Neue', 'Noto Sans TC', Arial, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

.serif {
    font-family: 'Georgia', 'Times New Roman', serif;
}

a {
    text-decoration: none;
    color: var(--gold-main);
    transition: 0.3s;
}

a:hover {
    color: var(--gold-hover);
}

ul {
    list-style-position: inside;
}

/* --- 導覽列與頁尾一致字體 --- */
.brand-font {
    font-family: 'Georgia', serif;
    font-weight: bold;
    letter-spacing: 1px;
}

/* --- 導覽列 --- */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 5%;
    background-color: rgba(8, 8, 8, 0.98);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.logo {
    font-size: 1.5rem;
    color: var(--gold-main);
    cursor: pointer;
}

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

.nav-link {
    color: var(--text-muted);
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--gold-main);
    border-bottom-color: var(--gold-main);
}

/* --- 頁面容器切換 --- */
.page-view {
    display: none;
    padding-top: 80px;
    animation: fadeIn 0.5s;
    min-height: 100vh;
}

.page-view.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- 共用元件 --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 5%;
}

.section-title {
    font-size: 2.5rem;
    color: var(--gold-main);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--gold-main);
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.05);
}

.card h3 {
    color: var(--gold-light);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border: 1px solid var(--gold-main);
    color: var(--gold-main);
    border-radius: 30px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
    text-align: center;
}

.btn:hover {
    background: var(--gold-main);
    color: var(--bg-dark);
}

.btn-solid {
    background: var(--gold-main);
    color: var(--bg-dark);
}

.btn-solid:hover {
    background: transparent;
    color: var(--gold-main);
}

.price-tag {
    font-family: monospace;
    font-size: 1.2rem;
    color: var(--gold-main);
    display: block;
    margin: 1rem 0;
}

/* --- 首頁專屬 (Hero & Specifics) --- */
.hero {
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1a1a1a 0%, var(--bg-dark) 100%);
    padding: 6rem 5% 4rem;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--gold-main);
}

.testimonial-box {
    background: #000;
    border-left: 2px solid var(--gold-main);
    padding: 2rem;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.quote-author {
    display: block;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: normal;
    font-weight: bold;
}

/* Mobile */
@media (max-width: 768px) {

    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        /* Adjust based on your nav height */
        left: 0;
        width: 100%;
        background: rgba(9, 14, 23, 0.98);
        flex-direction: column;
        padding: 1rem 0;
        border-bottom: 2px solid var(--gold-main);
        z-index: 1000;
        text-align: center;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(10px);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 10px 0;
        display: block;
        width: 100%;
    }

    .mobile-menu-btn {
        display: block;
        color: var(--gold-main);
        font-size: 1.5rem;
        cursor: pointer;
    }

    .facilitator-section {
        flex-direction: column;
    }
}

/* --- Global Shared Modules --- */
.testimonials {
    background: url('https://images.unsplash.com/photo-1552664730-d307ca884978?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80') center/cover;
    position: relative;
    padding: 4rem 0;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(9, 14, 23, 0.9);
}

.testimonial-scroller {
    display: flex;
    gap: 25px;
    overflow-x: auto;
    padding: 30px 10px 50px;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--gold-main) rgba(255, 255, 255, 0.05);
    margin-top: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-scroller::-webkit-scrollbar {
    height: 8px;
}

.testimonial-scroller::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.testimonial-scroller::-webkit-scrollbar-thumb {
    background-color: var(--gold-main);
    border-radius: 10px;
}

.test-card {
    flex: 0 0 380px;
    scroll-snap-align: start;
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    height: 420px;
}

.test-card i {
    color: var(--gold-main);
    font-size: 1.5rem;
    margin-bottom: 15px;
    flex-shrink: 0;
}

.test-content {
    overflow-y: auto;
    flex-grow: 1;
    margin-bottom: 20px;
    padding-right: 15px;
    font-size: 0.95rem;
    color: #cbd5e1;
    line-height: 1.7;
    font-family: 'Noto Sans TC', sans-serif;
}

.test-content::-webkit-scrollbar {
    width: 4px;
}

.test-content::-webkit-scrollbar-thumb {
    background-color: rgba(212, 175, 55, 0.4);
    border-radius: 10px;
}

.test-card .author {
    font-size: 0.9rem;
    color: var(--gold-main);
    font-weight: 700;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 15px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .test-card {
        flex: 0 0 320px;
        height: 350px;
    }
}

.facilitator-section {
    display: flex;
    align-items: flex-start;
    gap: 50px;
    margin-top: 2rem;
}

.fac-img {
    flex: 0 0 350px;
    height: 350px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--gold-main);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.fac-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.fac-text {
    flex: 1;
}

.fac-text h2 {
    font-size: 2.5rem;
    margin-bottom: 5px;
    color: var(--text-main);
}

.fac-text ul {
    list-style: none;
    margin-top: 20px;
}

.fac-text ul li {
    margin-bottom: 10px;
    color: var(--text-muted);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.fac-text ul li i {
    color: var(--gold-main);
    margin-top: 5px;
}

/* 按鈕與卡片樣式加強 (首頁專屬) */
#page-home .card {
    background: var(--bg-card);
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    border-top: 3px solid var(--gold-main);
    transition: 0.3s;
    cursor: pointer;
    position: relative;
}

#page-home .card:hover {
    transform: translateY(-5px);
    border-top-color: var(--gold-light);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.1);
}

#page-home .card .indicator {
    position: absolute;
    bottom: 20px;
    right: 20px;
    color: var(--gold-main);
    font-size: 0.8rem;
    opacity: 0.5;
}

#page-home .card:hover .indicator {
    opacity: 1;
}

#page-home .pain-card h3 {
    line-height: 1.4;
    margin-bottom: 1rem;
}

#page-home .pain-card .en-sub {
    display: block;
    font-size: 0.95rem;
    color: var(--gold-main);
    font-family: serif;
    margin-top: 4px;
}

#page-home .powered-tag {
    text-align: center;
    margin-bottom: 3rem;
}

#page-home .bolt-slogan {
    display: inline-block;
    border: 1px solid var(--gold-main);
    padding: 10px 35px;
    border-radius: 40px;
    background: rgba(212, 175, 55, 0.1);
}

#page-home .service-card {
    padding-left: 3rem !important;
}

.fac-profile-wrapper {
    display: flex;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
    background: #111;
    padding: 2rem;
    border-radius: 8px;
}

.fac-img-frame {
    flex: 0 0 280px;
    height: 350px;
    border: 1px solid var(--gold-main);
    padding: 10px;
    background: var(--bg-dark);
    position: relative;
}

.fac-img-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.fac-text-content {
    flex: 1;
}

@media (max-width: 768px) {
    .fac-profile-wrapper {
        flex-direction: column;
        grid-template-columns: 1fr;
    }

    .fac-img-frame {
        width: 100%;
        height: auto;
    }
}

/* Expandable Accordion styles */
details.module-accordion {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

details.module-accordion summary {
    padding: 1.5rem;
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--gold-main);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
}

details.module-accordion summary::-webkit-details-marker {
    display: none;
}

details.module-accordion summary:hover {
    background: rgba(212, 175, 55, 0.05);
}

details.module-accordion summary::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    transition: transform 0.3s;
}

details.module-accordion[open] summary::after {
    transform: rotate(180deg);
}

.module-content {
    padding: 0 1.5rem 1.5rem 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
    padding-top: 1.5rem;
}

.module-content h4 {
    color: var(--text-main);
    font-size: 1.1rem;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.module-content h4::before {
    content: '⊛';
    color: var(--gold-main);
}

.module-content p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    border-left: 2px solid var(--border-color);
}

/* ================= BOARD PAGE (私董會) SPECIFIC STYLES ================= */
/* To avoid clashing, all variables and rules for the Elite Programme are scoped or prefixed */
#page-board {
    --bg-dark: #090e17;
    /* Overrides the root just for this container */
    --bg-card: #151e2e;
    --gold: #d4af37;
    --gold-light: #f3e5ab;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent-blue: #1e3a5f;

    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Noto Sans TC', sans-serif;
    line-height: 1.6;
}

#page-board h1,
#page-board h2,
#page-board h3,
#page-board h4 {
    font-family: 'Playfair Display', serif;
}

#page-board .text-gold {
    color: var(--gold);
}

#page-board .board-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

#page-board section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
}

/* --- BOARD BUTTONS --- */
#page-board .board-btn {
    display: inline-block;
    background: linear-gradient(135deg, #d4af37 0%, #b58d1e 100%);
    color: #000;
    padding: 15px 35px;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: 'Noto Sans TC', sans-serif;
}

#page-board .board-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.3);
}

#page-board .board-btn-outline {
    background: transparent;
    color: var(--gold);
    border: 1px solid var(--gold);
}

#page-board .board-btn-outline:hover {
    background: rgba(212, 175, 55, 0.1);
}

/* --- BOARD HERO SECTION --- */
#page-board .board-hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    text-align: center;
    background: linear-gradient(to bottom, rgba(9, 14, 23, 0.9), var(--bg-dark)), url('https://images.unsplash.com/photo-1497366216548-37526070297c?ixlib=rb-1.2.1&auto=format&fit=crop&w=1920&q=80') center/cover;
    padding-top: 100px;
}

#page-board .board-hero .brand {
    font-size: 14px;
    letter-spacing: 3px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 20px;
    display: block;
}

#page-board .board-hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 700;
}

#page-board .board-hero h2 {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 30px;
    font-family: 'Noto Sans TC', sans-serif;
    font-weight: 300;
}

#page-board .board-hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
    font-weight: 300;
}

/* --- BOARD PAIN POINTS --- */
#page-board .pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

#page-board .pain-card {
    background: var(--bg-card);
    padding: 40px 30px;
    border-radius: 8px;
    border-top: 3px solid var(--gold);
    transition: transform 0.3s ease;
}

#page-board .pain-card:hover {
    transform: translateY(-5px);
}

#page-board .pain-card i {
    font-size: 2.5rem;
    color: var(--gold);
    margin-bottom: 20px;
}

#page-board .pain-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-family: 'Noto Sans TC', sans-serif;
}

#page-board .pain-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* --- BOARD BEFORE/AFTER TABLE --- */
#page-board .comparison-wrapper {
    margin: 60px auto 0;
    max-width: 900px;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid rgba(212, 175, 55, 0.2);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

#page-board .comparison-table {
    width: 100%;
    border-collapse: collapse;
}

#page-board .comparison-table th,
#page-board .comparison-table td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

#page-board .comparison-table th {
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold);
    font-size: 1.1rem;
    font-weight: 700;
    font-family: 'Noto Sans TC', sans-serif;
}

#page-board .comparison-table td:first-child {
    font-weight: 500;
    color: var(--text-main);
    width: 25%;
}

#page-board .comparison-table tr:last-child td {
    border-bottom: none;
}

#page-board .comparison-table td i {
    margin-right: 8px;
}

/* --- BOARD VENN DIAGRAM --- */
#page-board .venn-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 60px;
}

#page-board .venn-graphic {
    position: relative;
    width: 320px;
    height: 320px;
    margin-top: 30px;
}

#page-board .circle {
    position: absolute;
    border-radius: 50%;
    width: 170px;
    height: 170px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 35px;
    text-align: center;
    font-size: 15px;
    font-weight: 500;
    color: #fff;
    mix-blend-mode: screen;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: transform 0.3s ease;
}

#page-board .circle:hover {
    transform: scale(1.05);
    z-index: 20;
}

#page-board .circle span {
    font-size: 12px;
    font-weight: 300;
    opacity: 0.9;
    margin-top: 4px;
}

#page-board .c-top {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(212, 175, 55, 0.85);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2);
}

#page-board .c-left {
    bottom: 20px;
    left: 15px;
    background: rgba(45, 104, 150, 0.85);
    padding-top: 50px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2);
}

#page-board .c-right {
    bottom: 20px;
    right: 15px;
    background: rgba(107, 76, 154, 0.85);
    padding-top: 50px;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2);
}

#page-board .venn-core {
    position: absolute;
    top: 135px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    z-index: 10;
    font-family: 'Playfair Display', serif;
    text-shadow: 0 2px 5px rgba(0, 0, 0, 0.9);
    text-align: center;
    line-height: 1.2;
}

/* --- BOARD PROGRAM DETAILS CARDS --- */
#page-board .program-details-grid {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

#page-board .program-card {
    background: #000000;
    border: 1px solid var(--gold);
    padding: 25px 30px;
    border-radius: 8px;
    text-align: center;
    flex: 1;
    min-width: 250px;
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.1);
}

#page-board .program-card .label {
    font-size: 0.9rem;
    color: var(--gold);
    margin-bottom: 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

#page-board .program-card .value {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-main);
    line-height: 1.5;
}

/* --- BOARD FRAMEWORKS --- */
#page-board .frameworks-section {
    background-color: #0d131f;
}

#page-board .fw-flex {
    display: flex;
    align-items: center;
    gap: 50px;
    margin-top: 40px;
}

#page-board .fw-flex:nth-child(even) {
    flex-direction: row-reverse;
}

#page-board .fw-img {
    flex: 1;
    height: 320px;
    border-radius: 8px;
    background-color: var(--bg-card);
    border: 1px solid rgba(212, 175, 55, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    background-position: center;
    background-size: cover;
}

#page-board .fw-text {
    flex: 1;
}

#page-board .fw-text h3 {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 15px;
}

#page-board .fw-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 20px;
}

#page-board .fw-tag {
    display: inline-block;
    padding: 5px 15px;
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold);
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 15px;
    border: 1px solid var(--gold);
}

/* --- BOARD TARGET AUDIENCE --- */
#page-board .target-feature {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.15) 0%, rgba(15, 23, 42, 0.8) 100%);
    border: 1px solid var(--gold);
    border-radius: 12px;
    padding: 50px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.15);
    position: relative;
    overflow: hidden;
}

#page-board .target-feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gold);
}

#page-board .target-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

#page-board .target-box {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 30px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

#page-board .target-box i {
    font-size: 2rem;
    color: var(--gold);
}

#page-board .target-req {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--gold);
    padding: 20px 30px;
    border-radius: 0 8px 8px 0;
    display: flex;
    align-items: center;
    gap: 20px;
}

/* --- BOARD CURRICULUM TIMELINE --- */
#page-board .timeline {
    position: relative;
    max-width: 800px;
    margin: 50px auto 0;
    padding-left: 30px;
    border-left: 2px solid rgba(212, 175, 55, 0.3);
}

#page-board .t-item {
    position: relative;
    margin-bottom: 40px;
}

#page-board .t-item::before {
    content: '';
    position: absolute;
    left: -39px;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--gold);
    border: 4px solid var(--bg-dark);
}

#page-board .t-item .week {
    font-size: 0.9rem;
    color: var(--gold);
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 5px;
    display: block;
}

#page-board .t-item h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    font-family: 'Noto Sans TC', sans-serif;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#page-board .t-item h3 span {
    font-size: 0.8rem;
    background: var(--bg-card);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--text-muted);
    font-weight: 400;
    border: 1px solid #334155;
}

#page-board .t-item p {
    color: var(--text-muted);
}

/* --- BOARD OUTCOMES --- */
#page-board .outcomes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 40px;
}

#page-board .outcome-box {
    background: rgba(212, 175, 55, 0.05);
    border: 1px solid rgba(212, 175, 55, 0.2);
    padding: 25px;
    border-radius: 8px;
    display: flex;
    gap: 20px;
}

#page-board .outcome-box i {
    font-size: 2rem;
    color: var(--gold);
}

#page-board .outcome-box div h4 {
    font-family: 'Noto Sans TC', sans-serif;
    font-size: 1.2rem;
    margin-bottom: 8px;
}

#page-board .outcome-box div p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- BOARD INVESTMENT & CTA --- */
#page-board .investment-section {
    text-align: center;
    background-color: #0d131f;
}

#page-board .price-card {
    max-width: 600px;
    margin: 40px auto 0;
    background: var(--bg-card);
    padding: 50px;
    border-radius: 12px;
    border: 1px solid var(--gold);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

#page-board .price-card::before {
    content: '只限受邀者';
    position: absolute;
    top: 20px;
    right: -35px;
    background: var(--gold);
    color: #000;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 40px;
    transform: rotate(45deg);
    letter-spacing: 1px;
}

#page-board .price-card h3 {
    font-family: 'Noto Sans TC', sans-serif;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

#page-board .price-card .price {
    font-size: 3rem;
    font-family: 'Playfair Display', serif;
    color: var(--gold);
    margin-bottom: 20px;
    font-weight: 700;
}

#page-board .price-card .price span {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 400;
    font-family: 'Noto Sans TC', sans-serif;
}

#page-board .features-list {
    text-align: left;
    margin: 30px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
}

#page-board .features-list li {
    margin-bottom: 12px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #cbd5e1;
}

#page-board .features-list li i {
    color: var(--gold);
    margin-top: 4px;
}

#page-board .process-steps {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
    text-align: left;
}

#page-board .step {
    flex: 1;
    max-width: 250px;
}

#page-board .step .num {
    width: 40px;
    height: 40px;
    background: rgba(212, 175, 55, 0.1);
    color: var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 15px;
    border: 1px solid var(--gold);
}

#page-board .step h4 {
    font-family: 'Noto Sans TC', sans-serif;
    margin-bottom: 10px;
}

#page-board .step p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Responsive for board */
@media (max-width: 768px) {
    #page-board .board-hero h1 {
        font-size: 2.5rem;
    }

    #page-board .fw-flex,
    #page-board .fw-flex:nth-child(even),
    #page-board .outcomes-grid {
        flex-direction: column;
    }

    #page-board .target-grid {
        grid-template-columns: 1fr;
    }

    #page-board .process-steps {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    #page-board .step .num {
        margin: 0 auto 15px;
    }

    .module-content h4 {
        flex-direction: column;
        align-items: flex-start;
    }
}


/* 頁面標頭 (Hero Section) */
.hero-section {
    padding: 180px 5% 120px;
    text-align: center;
    background: linear-gradient(to bottom, rgba(8, 8, 8, 0.7) 0%, rgba(8, 8, 8, 1) 100%), url('https://images.unsplash.com/photo-1552664730-d307ca884978?auto=format&fit=crop&w=1920&q=80') center/cover;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.vision-slogan {
    font-size: 1rem;
    letter-spacing: 4px;
    color: var(--gold-main);
    text-transform: uppercase;
    margin-bottom: 20px;
    display: block;
    font-weight: bold;
}

.hero-section h1 {
    font-size: 4.5rem;
    margin-bottom: 25px;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.hero-section p {
    font-size: 1.25rem;
    color: var(--text-main);
    max-width: 850px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 300;
}

.author-tag {
    margin-top: 3.5rem;
    color: var(--gold-light);
    font-family: 'Georgia', serif;
    font-size: 1.1rem;
    font-style: italic;
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    display: inline-block;
    padding-top: 15px;
}

/* 科學底蘊區塊 */
.science-block {
    background: var(--bg-card);
    border-left: 4px solid var(--gold-main);
    padding: 3rem;
    margin-bottom: 3rem;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.science-block h3 {
    color: #fff;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-family: 'Georgia', serif;
}

.science-block p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.credentials {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.cred-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gold-light);
    font-size: 0.95rem;
    font-weight: bold;
}

/* 輪播區塊 (無圖說版) */
.carousel-wrapper {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto 5rem;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(212, 175, 55, 0.3);
    position: relative;
    aspect-ratio: 21/9;
    background: #000;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.8);
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
}

/* 國際引導師價值區塊 (IAF) */
.value-section {
    background: rgba(212, 175, 55, 0.03);
    border: 1px solid rgba(212, 175, 55, 0.2);
    padding: 4rem;
    text-align: center;
    border-radius: 12px;
    margin-bottom: 5rem;
}

.value-section h2 {
    font-size: 2.2rem;
    color: var(--gold-main);
    font-family: 'Georgia', serif;
    margin-bottom: 1.5rem;
}

.value-section>p {
    font-size: 1.15rem;
    color: var(--text-main);
    line-height: 1.9;
    max-width: 900px;
    margin: 0 auto 3rem;
}

.iaf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    text-align: left;
}

.iaf-card {
    background: var(--bg-card);
    padding: 2rem;
    border-left: 2px solid var(--gold-main);
    border-radius: 8px;
}

.iaf-card h4 {
    color: #fff;
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.iaf-en {
    display: block;
    font-size: 0.85rem;
    color: var(--gold-main);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    font-family: 'Georgia', serif;
}

.iaf-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.iaf-ref {
    font-size: 0.8rem;
    color: #666;
    margin-top: 10px;
    display: block;
    font-style: italic;
}

/* 藍圖流程 */
.flow-section {
    background: var(--bg-lighter);
    padding: 4rem 5%;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 5rem;
}

.flow-step {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 3.5rem;
    align-items: flex-start;
}

.flow-number {
    font-size: 5rem;
    font-family: 'Georgia', serif;
    color: rgba(212, 175, 55, 0.15);
    font-weight: bold;
    line-height: 0.8;
}

.flow-content h3 {
    color: var(--gold-main);
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.flow-content p {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.8;
}

.tag-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.service-tag {
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--gold-main);
    color: var(--gold-light);
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 0.85rem;
    text-decoration: none;
    transition: 0.3s;
}

.service-tag:hover {
    background: var(--gold-main);
    color: #000;
}

/* P.R.E.M.I.U.M. 引擎模型 */
.premium-container {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.premium-card {
    display: flex;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.premium-card:hover {
    transform: translateY(-5px);
    border-color: var(--gold-main);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.15);
}

.premium-left {
    background: linear-gradient(135deg, #111, #000);
    border-right: 1px solid var(--border-color);
    width: 160px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
    text-align: center;
}

.premium-left h2 {
    font-size: 6rem;
    font-family: 'Georgia', serif;
    background: var(--gold-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 10px;
}

.premium-left .acronym-word {
    color: var(--text-muted);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    margin-top: 10px;
}

.premium-right {
    padding: 2.5rem;
    flex: 1;
}

.academic-anchor {
    font-size: 0.85rem;
    color: var(--gold-main);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    display: inline-block;
    font-weight: bold;
}

.premium-right h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: #fff;
}

.premium-right p {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 20px;
}

/* RWD 設定 for Premium */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

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

    .premium-card {
        flex-direction: column;
    }

    .premium-left {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        flex-direction: row;
        justify-content: space-between;
        padding: 20px 30px;
    }

    .premium-left h2 {
        font-size: 4rem;
        margin-bottom: 0;
    }

    .premium-left .acronym-word {
        writing-mode: horizontal-tb;
        transform: none;
        margin-top: 0;
    }

    .flow-step {
        flex-direction: column;
        gap: 1rem;
    }

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

    .carousel-wrapper {
        aspect-ratio: 16/9;
    }
}


/* --- 跨國軍師 Bio Section --- */
.bio-flex-container {
    display: flex;
    gap: 4rem;
    align-items: start;
}

.bio-left {
    flex: 0 0 300px;
    text-align: center;
}

.bio-right {
    flex: 1;
}

.fac-circle-img {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    border: 2px solid var(--gold-main);
    padding: 10px;
    margin: 0 auto 1.5rem;
    overflow: hidden;
    background: var(--bg-card);
}

.fac-circle-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.fac-quote {
    color: var(--gold-main);
    font-style: italic;
    line-height: 1.6;
}

.trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.badge-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(212, 175, 55, 0.2);
    padding: 10px 15px;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
}

.badge-item i {
    color: var(--gold-main);
    font-size: 1.1rem;
}

/* --- 16:9 滿版容器 --- */
.video-responsive {
    width: 100%;
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 12px;
    border: 1px solid var(--gold-main);
    background: #000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.video-responsive iframe,
.video-responsive img,
.video-responsive video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

@media (max-width: 768px) {
    .bio-flex-container {
        flex-direction: column;
    }

    .bio-left {
        flex: 1;
        width: 100%;
        margin-bottom: 2rem;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .fac-circle-img {
        width: 240px;
        height: 240px;
    }

    .trust-badges {
        flex-direction: column;
    }
}

/* --- PREMIUM Graphic Styles --- */
.prism-container {
    width: 100%;
    max-width: 1100px;
    background: #121212;
    border: 1px solid #2a2a2a;
    border-radius: 20px;
    padding: 4rem 3rem;
    box-shadow: 0 50px 120px rgba(0, 0, 0, 1);
    margin: 0 auto;
}

.prism-container svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.glow-prism {
    filter: drop-shadow(0 0 15px rgba(212, 175, 55, 0.4));
}

.glow-white {
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.9));
}

.glow-orange {
    filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.7));
}

@keyframes starPulse {

    0%,
    100% {
        opacity: 0.55;
        transform: scale(0.92);
    }

    50% {
        opacity: 1.0;
        transform: scale(1.08);
    }
}

@keyframes starRayPulse {

    0%,
    100% {
        opacity: 0.20;
    }

    50% {
        opacity: 0.70;
    }
}

@keyframes starRaySlow {

    0%,
    100% {
        opacity: 0.15;
    }

    50% {
        opacity: 0.55;
    }
}

@keyframes bottomStarPulse {

    0%,
    100% {
        opacity: 0.12;
    }

    50% {
        opacity: 0.38;
    }
}

.star-core {
    animation: starPulse 2.8s ease-in-out infinite;
    transform-origin: 600px 350px;
}

.star-ray {
    animation: starRayPulse 2.8s ease-in-out infinite;
}

.star-ray-slow {
    animation: starRaySlow 2.8s ease-in-out infinite 1.4s;
}

.bottom-star {
    animation: bottomStarPulse 3.5s ease-in-out infinite;
}

/* ── Auto Carousel ── */
.auto-carousel-wrapper {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(212, 175, 55, 0.35);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    background: #000;
    height: 600px;
}

/* Track holds all slides stacked */
.ac-track {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Every slide is absolute, invisible by default */
.ac-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

.ac-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.ac-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* Caption bar at bottom */
.ac-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 0.7rem 1.2rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.82));
    color: #d4af37;
    font-size: 0.88rem;
    letter-spacing: 0.5px;
    text-align: center;
    pointer-events: none;
    transition: opacity 0.5s;
    min-height: 2.5rem;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* Prev / Next arrow buttons */
.ac-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(212, 175, 55, 0.4);
    color: var(--gold-main);
    font-size: 2.2rem;
    line-height: 1;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.25s, border-color 0.25s;
    z-index: 10;
    padding: 0;
    user-select: none;
}

.ac-btn:hover {
    background: rgba(212, 175, 55, 0.25);
    border-color: var(--gold-main);
}

.ac-prev {
    left: 12px;
}

.ac-next {
    right: 12px;
}

/* Dot indicators */
.ac-dots {
    position: absolute;
    bottom: 48px;
    /* sits above the caption bar */
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 7px;
    z-index: 10;
}

.ac-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.35);
    border: 1px solid rgba(212, 175, 55, 0.4);
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.ac-dot.active {
    background: var(--gold-main);
    transform: scale(1.35);
    border-color: var(--gold-main);
}

/* Mobile tweak */
@media (max-width: 600px) {
    .ac-btn {
        width: 36px;
        height: 36px;
        font-size: 1.6rem;
    }

    .ac-dots {
        bottom: 42px;
    }

    .ac-dot {
        width: 6px;
        height: 6px;
    }
}


/* Hamburger button — hidden on desktop */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--gold-main);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.4rem;
    line-height: 1;
    z-index: 1100;
}

@media (max-width: 768px) {

    /* Show hamburger */
    .mobile-menu-btn {
        display: block;
    }

    /* Nav links: hidden by default, slide down when .open */
    .nav-links {
        display: none;
        position: fixed;
        /* fixed so it overlays page content */
        top: 68px;
        /* match nav height */
        left: 0;
        right: 0;
        background: rgba(8, 8, 8, 0.98);
        flex-direction: column;
        align-items: center;
        gap: 0;
        padding: 0.5rem 0 1.2rem;
        border-bottom: 1px solid var(--gold-main);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(12px);
        z-index: 1000;
        animation: menuSlideDown 0.22s ease;
    }

    .nav-links.open {
        display: flex;
    }

    @keyframes menuSlideDown {
        from {
            opacity: 0;
            transform: translateY(-8px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .nav-links a.nav-link {
        width: 100%;
        text-align: center;
        padding: 0.85rem 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        font-size: 1.05rem;
        letter-spacing: 0.5px;
    }

    .nav-links a.nav-link:last-child {
        border-bottom: none;
    }

    .nav-links a.nav-link:hover,
    .nav-links a.nav-link.active {
        color: var(--gold-main);
        background: rgba(212, 175, 55, 0.06);
    }
}