/* VIP娛樂城俱樂部 — Luxury Black & Platinum Theme */
/* Design: Black Card / Amex Centurion aesthetic */

:root {
    --bg: #050505;
    --platinum: #E5E4E2;
    --deep-red: #8B0000;
    --card-bg: #0a0a0a;
    --border: rgba(229, 228, 226, 0.12);
    --border-light: rgba(229, 228, 226, 0.06);
    --text-primary: #E5E4E2;
    --text-secondary: rgba(229, 228, 226, 0.5);
    --text-muted: rgba(229, 228, 226, 0.3);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border-radius: 0 !important; /* 0圓角 — 奢侈品感 */
}

body {
    background-color: var(--bg);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', system-ui, sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 300;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

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

/* Navigation Links */
.nav-link {
    font-size: 13px;
    font-weight: 300;
    letter-spacing: 2px;
    color: rgba(229, 228, 226, 0.5);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 0.5px;
    background-color: var(--text-primary);
    transition: width 0.3s ease;
}

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

/* CTA Buttons */
.cta-btn {
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--bg);
    background-color: var(--text-primary);
    padding: 10px 24px;
    border: none;
    text-decoration: none;
    transition: all 0.3s ease;
}

.cta-btn:hover {
    background-color: #fff;
    color: var(--bg);
}

.cta-btn-hero {
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--bg);
    background-color: var(--text-primary);
    padding: 14px 40px;
    border: none;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
}

.cta-btn-hero:hover {
    background-color: #fff;
    color: var(--bg);
    box-shadow: 0 0 40px rgba(229, 228, 226, 0.1);
}

/* Footer Links */
.footer-link {
    font-size: 13px;
    color: rgba(229, 228, 226, 0.4);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* VIP Tier Cards */
.vip-tier-card {
    padding: 20px 24px;
    background: var(--card-bg);
    border: 0.5px solid var(--border);
    transition: all 0.3s ease;
}

.vip-tier-card:hover {
    background: rgba(229, 228, 226, 0.03);
    border-color: rgba(229, 228, 226, 0.2);
}

/* Article Cards (Homepage) */
.article-card-home {
    display: block;
    text-decoration: none;
    border-right: 0.5px solid rgba(229, 228, 226, 0.06);
    border-bottom: 0.5px solid rgba(229, 228, 226, 0.06);
    transition: background 0.3s ease;
}

.article-card-home:hover {
    background: rgba(229, 228, 226, 0.03);
}

/* Prose Content (Article Body) */
.prose-vip {
    font-size: 15px;
    color: rgba(229, 228, 226, 0.65);
    line-height: 1.9;
}

.prose-vip h2 {
    font-size: 24px;
    font-weight: 300;
    color: var(--text-primary);
    margin-top: 48px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 0.5px solid var(--border);
    letter-spacing: 0.5px;
}

.prose-vip h3 {
    font-size: 18px;
    font-weight: 400;
    color: var(--text-primary);
    margin-top: 36px;
    margin-bottom: 16px;
}

.prose-vip h4 {
    font-size: 16px;
    font-weight: 400;
    color: rgba(229, 228, 226, 0.8);
    margin-top: 24px;
    margin-bottom: 12px;
}

.prose-vip p {
    margin-bottom: 16px;
    line-height: 1.9;
}

.prose-vip ul, .prose-vip ol {
    margin-left: 20px;
    margin-bottom: 16px;
}

.prose-vip li {
    margin-bottom: 8px;
    color: rgba(229, 228, 226, 0.6);
    line-height: 1.8;
}

.prose-vip a {
    color: var(--text-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    text-decoration-color: rgba(229, 228, 226, 0.3);
    transition: text-decoration-color 0.3s;
}

.prose-vip a:hover {
    text-decoration-color: var(--text-primary);
}

.prose-vip blockquote {
    border-left: 2px solid var(--text-primary);
    padding: 16px 24px;
    margin: 24px 0;
    font-style: italic;
    color: rgba(229, 228, 226, 0.5);
    background: rgba(229, 228, 226, 0.02);
}

.prose-vip strong {
    font-weight: 600;
    color: var(--text-primary);
}

.prose-vip code {
    background: var(--card-bg);
    color: var(--text-primary);
    padding: 2px 6px;
    border: 0.5px solid var(--border);
    font-family: 'SF Mono', Monaco, monospace;
    font-size: 13px;
}

.prose-vip pre {
    background: var(--card-bg);
    border: 0.5px solid var(--border);
    padding: 16px;
    overflow-x: auto;
    margin-bottom: 16px;
}

.prose-vip pre code {
    border: none;
    padding: 0;
    background: transparent;
}

.prose-vip table {
    width: 100%;
    border-collapse: collapse;
    border: 0.5px solid var(--border);
    margin: 24px 0;
}

.prose-vip th {
    background: var(--card-bg);
    color: var(--text-primary);
    font-weight: 400;
    padding: 12px 16px;
    text-align: left;
    border: 0.5px solid var(--border);
    font-size: 13px;
    letter-spacing: 1px;
}

.prose-vip td {
    padding: 12px 16px;
    border: 0.5px solid var(--border-light);
    font-size: 14px;
    color: rgba(229, 228, 226, 0.6);
}

.prose-vip tr:hover {
    background: rgba(229, 228, 226, 0.02);
}

.prose-vip img {
    max-width: 100%;
    border: 0.5px solid var(--border);
}

/* Responsive */
@media (max-width: 768px) {
    .vip-tier-card {
        padding: 16px 20px;
    }

    .cta-btn-hero {
        padding: 12px 28px;
        font-size: 12px;
    }

    .prose-vip h2 {
        font-size: 20px;
    }

    .prose-vip h3 {
        font-size: 16px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}

/* Print */
@media print {
    body {
        background: #fff;
        color: #000;
    }

    .cta-btn, .cta-btn-hero, header, footer {
        display: none;
    }
}

/* Selection */
::selection {
    background: rgba(229, 228, 226, 0.2);
    color: #fff;
}