/* Wujiong Business 01 — base stylesheet
 *
 * Colors come from CSS variables that the wujiong-site-agent plugin
 * emits in <head>:
 *   --wujiong-primary
 *   --wujiong-secondary
 *   --wujiong-accent
 *
 * Layout is single-column, max-width 1100px, 16:9 aspect ratios on
 * hero / feature images. Mobile-friendly down to 360px.
 */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background: #ffffff;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--wujiong-primary, #1a73e8); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, h5, h6 { margin: 0 0 0.6em; line-height: 1.25; font-weight: 600; }
h1 { font-size: 2.4rem; }
h2 { font-size: 1.8rem; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }

/* ===== Header ===== */
.wujiong-site-header {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    position: sticky;
    top: 0;
    z-index: 10;
}
.wujiong-header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.wujiong-branding {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.wujiong-logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--wujiong-primary, #1a73e8);
    text-decoration: none;
}
.wujiong-logo img { max-height: 60px; width: auto; }
.wujiong-tagline {
    font-size: 0.85rem;
    color: #6b7280;
}
.wujiong-primary-nav .wujiong-nav-list {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
    align-items: center;
}
.wujiong-primary-nav .wujiong-nav-item {
    position: relative;
}
.wujiong-primary-nav .wujiong-nav-item a {
    color: #1a1a1a;
    font-weight: 500;
    padding: 6px 0;
    display: inline-block;
}
.wujiong-primary-nav .wujiong-nav-item a:hover {
    color: var(--wujiong-primary, #1a73e8);
    text-decoration: none;
}
.wujiong-primary-nav .wujiong-nav-sub {
    list-style: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 4px;
    padding: 6px 0;
    margin: 0;
    min-width: 180px;
    display: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.wujiong-primary-nav .wujiong-nav-item.has-children:hover .wujiong-nav-sub {
    display: block;
}
.wujiong-primary-nav .wujiong-nav-sub .wujiong-nav-item {
    display: block;
}
.wujiong-primary-nav .wujiong-nav-sub a {
    display: block;
    padding: 6px 14px;
}

/* ===== Main / Sections ===== */
.wujiong-site-main { min-height: 60vh; }
.wujiong-section {
    padding: 64px 24px;
}
.wujiong-section-inner {
    max-width: 1100px;
    margin: 0 auto;
}
.wujiong-section-title {
    text-align: center;
    margin-bottom: 12px;
}
.wujiong-section-subtitle {
    text-align: center;
    color: #6b7280;
    margin-bottom: 32px;
    font-size: 1.05rem;
}

/* ===== Hero ===== */
.wujiong-section-hero { padding-top: 96px; padding-bottom: 96px; }
.wujiong-section-hero .wujiong-section-inner {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr;
    text-align: center;
}
.wujiong-section-hero .wujiong-hero-image img {
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    margin: 0 auto;
}
.wujiong-section-hero .wujiong-hero-title {
    font-size: 2.8rem;
    line-height: 1.15;
    margin-bottom: 16px;
}
.wujiong-section-hero .wujiong-hero-subtitle {
    font-size: 1.2rem;
    color: #4b5563;
    max-width: 720px;
    margin: 0 auto 28px;
}
.wujiong-section-hero .wujiong-hero-ctas {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Buttons ===== */
.wujiong-btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
    border: 1px solid transparent;
    cursor: pointer;
    line-height: 1.2;
}
.wujiong-btn:hover { text-decoration: none; transform: translateY(-1px); }
.wujiong-btn-primary {
    background: var(--wujiong-primary, #1a73e8);
    color: #ffffff;
}
.wujiong-btn-primary:hover { background: #1557b0; color: #ffffff; }
.wujiong-btn-secondary {
    background: transparent;
    border-color: var(--wujiong-primary, #1a73e8);
    color: var(--wujiong-primary, #1a73e8);
}
.wujiong-btn-secondary:hover {
    background: var(--wujiong-primary, #1a73e8);
    color: #ffffff;
}
.wujiong-btn-cta {
    background: #ffffff;
    color: var(--wujiong-primary, #1a73e8);
}
.wujiong-btn-cta:hover { background: #f3f4f6; color: var(--wujiong-primary, #1a73e8); }

/* ===== Features grid ===== */
.wujiong-feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 32px;
}
.wujiong-feature-item {
    background: #f9fafb;
    padding: 28px 24px;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}
.wujiong-feature-icon {
    font-size: 1.6rem;
    color: var(--wujiong-primary, #1a73e8);
    margin-bottom: 10px;
}
.wujiong-feature-title { margin-bottom: 8px; font-size: 1.15rem; }
.wujiong-feature-desc { color: #4b5563; margin: 0; }

/* ===== About ===== */
.wujiong-about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    align-items: center;
}
.wujiong-about-image img { border-radius: 8px; }
.wujiong-about-content p:last-child { margin-bottom: 0; }
@media (min-width: 720px) {
    .wujiong-about-grid.has-image { grid-template-columns: 1fr 1fr; }
    .wujiong-about-grid.has-image .wujiong-about-image { order: 0; }
    .wujiong-about-grid.has-image .wujiong-about-text { order: 1; }
}

/* ===== Products ===== */
.wujiong-product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 32px;
}
.wujiong-product-item {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.wujiong-product-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.06);
}
.wujiong-product-image img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}
.wujiong-product-title { margin: 16px 20px 8px; font-size: 1.15rem; }
.wujiong-product-desc { margin: 0 20px 12px; color: #4b5563; }
.wujiong-product-link { display: block; padding: 12px 20px; border-top: 1px solid #f3f4f6; font-weight: 600; }

/* ===== CTA ===== */
.wujiong-section-cta { text-align: center; color: #ffffff; }
.wujiong-cta-bg-primary { background: var(--wujiong-primary, #1a73e8); }
.wujiong-cta-bg-secondary { background: var(--wujiong-secondary, #ff5722); }
.wujiong-cta-bg-accent { background: var(--wujiong-accent, #00c853); }
.wujiong-cta-bg-light { background: #f3f4f6; color: #1a1a1a; }
.wujiong-section-cta .wujiong-cta-title { color: inherit; }
.wujiong-section-cta .wujiong-cta-content { max-width: 600px; margin: 0 auto 24px; opacity: 0.95; }

/* ===== FAQ ===== */
.wujiong-faq-list {
    max-width: 760px;
    margin: 0 auto;
}
.wujiong-faq-item {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    margin-bottom: 10px;
    padding: 12px 18px;
}
.wujiong-faq-item[open] { background: #ffffff; }
.wujiong-faq-question {
    cursor: pointer;
    font-weight: 600;
    list-style: none;
    outline: none;
}
.wujiong-faq-question::-webkit-details-marker { display: none; }
.wujiong-faq-question::after {
    content: '+';
    float: right;
    color: #6b7280;
    font-weight: 400;
}
.wujiong-faq-item[open] .wujiong-faq-question::after { content: '−'; }
.wujiong-faq-answer { margin-top: 10px; color: #4b5563; }

/* ===== Default post list ===== */
.wujiong-section-default .wujiong-post {
    border-bottom: 1px solid #e5e7eb;
    padding: 16px 0;
}
.wujiong-section-default .wujiong-post-title a {
    color: #1a1a1a;
    text-decoration: none;
}
.wujiong-section-default .wujiong-post-title a:hover { color: var(--wujiong-primary, #1a73e8); }

/* ===== Section debug (unknown type fallback) ===== */
.wujiong-section-debug {
    background: #1a1a1a;
    color: #d1d5db;
    padding: 12px;
    border-radius: 4px;
    overflow-x: auto;
    font-size: 0.85rem;
}

/* ===== Footer ===== */
.wujiong-site-footer {
    background: #1a1a1a;
    color: #d1d5db;
    padding: 48px 24px 24px;
    margin-top: 64px;
}
.wujiong-footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    gap: 32px;
    grid-template-columns: 1fr;
}
.wujiong-footer-title { color: #ffffff; margin-bottom: 10px; font-size: 1.1rem; }
.wujiong-footer-tagline { color: #9ca3af; margin-bottom: 8px; }
.wujiong-footer-address { color: #9ca3af; font-size: 0.95rem; }
.wujiong-footer-link-list, .wujiong-footer-social {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.wujiong-footer-link-list a, .wujiong-footer-social a {
    color: #d1d5db;
    font-size: 0.95rem;
}
.wujiong-footer-link-list a:hover, .wujiong-footer-social a:hover {
    color: #ffffff;
    text-decoration: none;
}
.wujiong-footer-meta {
    border-top: 1px solid #374151;
    padding-top: 18px;
    text-align: center;
    color: #9ca3af;
    font-size: 0.85rem;
}

/* ===== Mobile ===== */
@media (max-width: 720px) {
    .wujiong-header-inner { flex-direction: column; align-items: flex-start; }
    .wujiong-primary-nav .wujiong-nav-list {
        flex-wrap: wrap;
        gap: 12px;
    }
    .wujiong-section { padding: 48px 16px; }
    .wujiong-section-hero { padding-top: 64px; padding-bottom: 64px; }
    .wujiong-section-hero .wujiong-hero-title { font-size: 2rem; }
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.4rem; }
}