* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: #b2bec3; background-color: #0d1117; line-height: 1.7; }
a { color: #e2e8f0; text-decoration: none; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1); }
a:hover { color: #00f5d4; text-shadow: 0 0 10px rgba(0, 245, 212, 0.6); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.site-header { background: #161b22; border-bottom: 2px solid #00f5d4; position: sticky; top: 0; z-index: 1000; box-shadow: 0 4px 20px rgba(0, 245, 212, 0.15); }
.header-flex { display: flex; justify-content: space-between; align-items: center; height: 85px; }
.logo h1 a { font-size: 24px; font-weight: 800; color: #00f5d4; }
.site-nav ul { display: flex; list-style: none; gap: 40px; }
.site-nav ul li a { color: #ffffff; font-weight: 600; font-size: 15px; letter-spacing: 1px; text-transform: uppercase; }
.site-nav ul li a:hover, .site-nav ul li.active a { color: #00f5d4; text-shadow: 0 0 12px rgba(0, 245, 212, 0.8); }

.hero-section { background: linear-gradient(135deg, rgba(13,17,23,0.9) 0%, rgba(22,27,34,0.95) 100%), url('/images/tea/1.webp') no-repeat center/cover; color: #ffffff; padding: 130px 0; text-align: center; border-bottom: 1px dashed rgba(0, 245, 212, 0.3); }
.hero-section h2 { font-size: 42px; margin-bottom: 25px; font-weight: 800; color: #ffffff; letter-spacing: 1.5px; text-shadow: 0 0 20px rgba(255,255,255,0.1); }
.hero-section p { font-size: 16px; color: #8b949e; max-width: 750px; margin: 0 auto 35px; }
.btn-primary { display: inline-block; background: #7209b7; color: #ffffff; padding: 12px 40px; border-radius: 0; font-weight: 700; letter-spacing: 1px; border: 1px solid #00f5d4; box-shadow: 0 0 15px rgba(114, 9, 183, 0.4); }
.btn-primary:hover { background: #00f5d4; color: #0d1117; box-shadow: 0 0 20px rgba(0, 245, 212, 0.6); }

.main-layout { display: flex; gap: 50px; margin: 60px auto 80px; }
.content-left { flex: 1; }
.sidebar { width: 310px; }

.section-title { font-size: 20px; margin-bottom: 35px; color: #ffffff; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; display: flex; align-items: center; gap: 10px; }
.section-title::before { content: ''; display: inline-block; width: 4px; height: 18px; background: #00f5d4; box-shadow: 0 0 8px #00f5d4; }
.section-title span { font-size: 13px; color: #7209b7; font-weight: 600; }

.post-item { background: #161b22; padding: 25px; border-radius: 4px; margin-bottom: 30px; display: flex; gap: 30px; border: 1px solid #21262d; box-shadow: 0 4px 10px rgba(0,0,0,0.3); transition: all 0.3s; }
.post-item:hover { border-color: #00f5d4; box-shadow: 0 0 15px rgba(0, 245, 212, 0.1); transform: translateY(-2px); }
.post-thumb { width: 220px; height: 140px; overflow: hidden; border-radius: 2px; border: 1px solid #30363d; }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(20%); transition: all 0.5s; }
.post-item:hover .post-thumb img { filter: grayscale(0%); transform: scale(1.03); }
.post-content { flex: 1; }
.post-content h3 { font-size: 19px; margin-bottom: 12px; font-weight: 700; line-height: 1.4; color: #f0f6fc; }
.post-desc { font-size: 14px; color: #8b949e; margin-bottom: 15px; text-align: justify; }
.post-meta { font-size: 12px; color: #484f58; }

.widget { background: #161b22; padding: 30px 25px; border: 1px solid #21262d; margin-bottom: 30px; }
.widget h3 { font-size: 15px; margin-bottom: 25px; border-bottom: 2px solid #30363d; padding-bottom: 12px; font-weight: 800; text-transform: uppercase; color: #ffffff; letter-spacing: 0.5px; }
.widget ul { list-style: none; }
.widget ul li { margin-bottom: 15px; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: #c9d1d9; }
.widget ul li::before { content: '▪ '; color: #00f5d4; margin-right: 5px; }

.page-banner { background: #161b22; padding: 60px 0; text-align: center; border-bottom: 1px solid #21262d; }
.page-banner h2 { color: #ffffff; font-size: 26px; font-weight: 800; }
.breadcrumb { font-size: 12px; color: #484f58; margin-top: 10px; }
.pagination { text-align: center; margin-top: 50px; }

.single-layout { max-width: 820px; margin: 50px auto; background: #161b22; padding: 50px 40px; border: 1px solid #21262d; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.article-title { font-size: 30px; font-weight: 800; line-height: 1.4; margin-bottom: 20px; color: #ffffff; }
.article-meta { color: #484f58; font-size: 13px; margin-bottom: 35px; padding-bottom: 15px; border-bottom: 1px solid #21262d; }
.article-cover { width: 100%; height: 360px; overflow: hidden; margin-bottom: 40px; border: 1px solid #30363d; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-body { font-size: 16px; color: #c9d1d9; line-height: 1.9; text-align: justify; }
.article-body p { margin-bottom: 25px; }
.article-nav { margin-top: 50px; padding-top: 25px; border-top: 1px dashed #21262d; font-size: 14px; color: #8b949e; }

.site-footer { background: #0d1117; color: #484f58; padding: 80px 0 30px; font-size: 14px; border-top: 2px solid #7209b7; }
.footer-grid { display: flex; justify-content: space-between; gap: 60px; margin-bottom: 50px; }
.footer-info { max-width: 500px; }
.footer-info h3, .footer-links h3 { color: #ffffff; font-size: 15px; margin-bottom: 25px; font-weight: 700; text-transform: uppercase; }
.footer-links ul { list-style: none; }
.footer-links ul li { margin-bottom: 12px; }
.footer-links ul li a { color: #8b949e; }
.footer-links ul li a:hover { color: #00f5d4; }
.footer-bottom { border-top: 1px solid #21262d; padding-top: 25px; text-align: center; font-size: 12px; color: #30363d; }