/* Scope everything to the wrapper */
#hk-silksong-wrapper {
    /* CSS Variables for easy theming */
    --hk-red-dark: #4a0a15;
    --hk-red-bg: #2b080e;
    --hk-red-accent: #d63052;
    --hk-red-glow: #f5576c;
    --hk-text-white: #ffffff;
    --hk-text-gray: #cccccc;
    --hk-black-trans: rgba(0, 0, 0, 0.5);
    --hk-font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

    /* Base Setup */
    font-family: var(--hk-font-main);
    background-color: var(--hk-red-bg);
    /* 如果你有原图，取消下面这行的注释并替换 URL */
    /* background-image: url('YOUR_BACKGROUND_IMAGE_URL.jpg'); */
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    /* 模拟原图的红色模糊背景 */
    background: linear-gradient(180deg, #1a0509 0%, #4a0a15 40%, #8b1326 70%, #1a0509 100%);
    
    color: var(--hk-text-white);
    line-height: 1.6;
    width: 100%;
    overflow-x: hidden;
    padding-bottom: 50px;
    box-sizing: border-box;
}

/* Reset for internal elements to prevent Theme Leakage */
#hk-silksong-wrapper * {
    box-sizing: border-box;
}

#hk-silksong-wrapper h1, 
#hk-silksong-wrapper h2, 
#hk-silksong-wrapper h3, 
#hk-silksong-wrapper h4,
#hk-silksong-wrapper p {
    margin: 0;
    padding: 0;
}

/* === Hero Section === */
#hk-silksong-wrapper .hk-ss-hero {
    text-align: center;
    padding: 100px 20px 60px;
    max-width: 1000px;
    margin: 0 auto;
}

#hk-silksong-wrapper .hk-ss-tag-pill {
    display: inline-block;
    background: var(--hk-red-accent);
    color: white;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
    margin-bottom: 20px;
}

#hk-silksong-wrapper .hk-ss-main-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

#hk-silksong-wrapper .hk-ss-main-title span {
    color: var(--hk-text-white); /* Can be changed to an accent if needed */
    font-weight: 800;
}

#hk-silksong-wrapper .hk-ss-subtitle {
    color: var(--hk-text-gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 40px;
}

#hk-silksong-wrapper .hk-ss-btn-group {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
}

#hk-silksong-wrapper .hk-ss-btn {
    text-decoration: none;
    padding: 12px 25px;
    border-radius: 30px;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
    font-size: 0.95rem;
    display: inline-block;
}

#hk-silksong-wrapper .hk-ss-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

#hk-silksong-wrapper .hk-ss-btn-primary {
    background: var(--hk-red-accent);
    color: white;
}

#hk-silksong-wrapper .hk-ss-btn-dark {
    background: black;
    color: white;
    border: 1px solid #333;
}

#hk-silksong-wrapper .hk-ss-video-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

#hk-silksong-wrapper .hk-ss-video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
}

#hk-silksong-wrapper .hk-ss-video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* === Content Rows (Zig-Zag) === */
#hk-silksong-wrapper .hk-ss-content-row {
    display: flex;
    align-items: center;
    max-width: 1200px;
    margin: 80px auto;
    padding: 0 20px;
    gap: 50px;
}

#hk-silksong-wrapper .hk-ss-reverse {
    flex-direction: row-reverse;
}

#hk-silksong-wrapper .hk-ss-col-image, 
#hk-silksong-wrapper .hk-ss-col-text {
    flex: 1;
}

#hk-silksong-wrapper .hk-ss-img-placeholder {
    width: 100%;
    padding-bottom: 60%; /* Aspect Ratio */
    background-color: #333;
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
    border: 1px solid rgba(255,255,255,0.1);
}

#hk-silksong-wrapper .hk-ss-col-text h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

#hk-silksong-wrapper .hk-ss-col-text p {
    color: var(--hk-text-gray);
    margin-bottom: 30px;
}

#hk-silksong-wrapper .hk-ss-feature-list {
    list-style: none;
    padding: 0;
}

#hk-silksong-wrapper .hk-ss-feature-list li {
    margin-bottom: 20px;
    position: relative;
    padding-left: 0;
}

#hk-silksong-wrapper .hk-ss-feature-list strong {
    display: block;
    color: var(--hk-red-glow);
    margin-bottom: 5px;
    font-size: 1.05rem;
}

#hk-silksong-wrapper .hk-ss-feature-list span {
    color: var(--hk-text-gray);
    font-size: 0.95rem;
}

/* === Accordion Section === */
#hk-silksong-wrapper .hk-ss-accordion-section {
    max-width: 1200px;
    margin: 100px auto;
    padding: 0 20px;
}

#hk-silksong-wrapper .hk-ss-accordion-header {
    margin-bottom: 40px;
}

#hk-silksong-wrapper .hk-ss-mini-label {
    font-size: 0.8rem;
    color: var(--hk-text-gray);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 10px;
}

#hk-silksong-wrapper .hk-ss-accordion-layout {
    display: flex;
    gap: 40px;
}

#hk-silksong-wrapper .hk-ss-accordion-controls {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#hk-silksong-wrapper .hk-ss-accordion-image {
    flex: 1;
}

#hk-silksong-wrapper .hk-ss-acc-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.3s;
}

#hk-silksong-wrapper .hk-ss-acc-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

#hk-silksong-wrapper .hk-ss-acc-item.active {
    background: var(--hk-red-accent);
    border-color: rgba(255,255,255,0.2);
}

#hk-silksong-wrapper .hk-ss-acc-title {
    padding: 15px 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

#hk-silksong-wrapper .hk-ss-acc-body {
    padding: 0 20px 20px;
    display: none; /* Hidden by default */
    font-size: 0.95rem;
    line-height: 1.5;
    color: rgba(255,255,255,0.9);
}

#hk-silksong-wrapper .hk-ss-acc-item.active .hk-ss-acc-body {
    display: block;
}

/* === Features Grid === */
#hk-silksong-wrapper .hk-ss-features-grid {
    max-width: 1200px;
    margin: 100px auto;
    padding: 0 20px;
    text-align: center;
}

#hk-silksong-wrapper .hk-ss-grid-sub {
    max-width: 600px;
    margin: 15px auto 50px;
    color: var(--hk-text-gray);
}

#hk-silksong-wrapper .hk-ss-grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

#hk-silksong-wrapper .hk-ss-grid-item {
    background: rgba(0,0,0,0.3);
    padding: 30px;
    border-radius: 12px;
    text-align: left;
    transition: transform 0.3s;
    border: 1px solid rgba(255,255,255,0.05);
}

#hk-silksong-wrapper .hk-ss-grid-item:hover {
    transform: translateY(-5px);
    background: rgba(0,0,0,0.5);
}

#hk-silksong-wrapper .hk-ss-grid-icon {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--hk-red-glow);
}

#hk-silksong-wrapper .hk-ss-grid-item h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

#hk-silksong-wrapper .hk-ss-grid-item p {
    font-size: 0.9rem;
    color: var(--hk-text-gray);
}

/* === FAQ Section === */
#hk-silksong-wrapper .hk-ss-faq-section {
    max-width: 1000px;
    margin: 100px auto;
    padding: 0 20px;
}

#hk-silksong-wrapper .hk-ss-faq-section h2 {
    text-align: center;
    margin-bottom: 15px;
}

#hk-silksong-wrapper .hk-ss-faq-sub {
    text-align: center;
    margin-bottom: 50px;
    color: var(--hk-text-gray);
}

#hk-silksong-wrapper .hk-ss-faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

#hk-silksong-wrapper .hk-ss-faq-item h4 {
    font-size: 1.05rem;
    margin-bottom: 10px;
    color: var(--hk-text-white);
}

#hk-silksong-wrapper .hk-ss-faq-item p {
    font-size: 0.9rem;
    color: var(--hk-text-gray);
}

/* === CTA Section === */
#hk-silksong-wrapper .hk-ss-cta-section {
    text-align: center;
    margin-top: 100px;
    padding: 80px 20px;
    background: radial-gradient(circle at center, rgba(214, 48, 82, 0.2) 0%, transparent 70%);
}

#hk-silksong-wrapper .hk-ss-cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

#hk-silksong-wrapper .hk-ss-cta-section p {
    max-width: 600px;
    margin: 0 auto 40px;
    color: var(--hk-text-gray);
}

/* === Responsive === */
@media (max-width: 768px) {
    #hk-silksong-wrapper .hk-ss-main-title {
        font-size: 2.5rem;
    }
    
    #hk-silksong-wrapper .hk-ss-content-row {
        flex-direction: column;
        text-align: left;
    }
    
    #hk-silksong-wrapper .hk-ss-reverse {
        flex-direction: column; /* Reset reverse stack on mobile */
    }

    #hk-silksong-wrapper .hk-ss-accordion-layout {
        flex-direction: column-reverse;
    }

    #hk-silksong-wrapper .hk-ss-faq-grid {
        grid-template-columns: 1fr;
    }
}