/*
Theme Name: COSMOX 遠雄生物科技
Theme URI: http://www.cosmox.shop/
Author: 遠雄生物科技股份有限公司
Author URI: http://www.cosmox.shop/
Description: 遠雄生物科技（COSMOX BIOMEDICAL）官方品牌主題，OPPO風格極簡設計，大氣、現代、產品導向。
Version: 3.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: cosmox
Tags: 牛樟芝, 生物科技, 健康, 極簡, 企業, 响应式
*/

/* ===== CSS Variables - OPPO Style ===== */
:root {
    --cosmox-primary: #1a6b3c;
    --cosmox-primary-dark: #0d4a26;
    --cosmox-primary-darker: #083319;
    --cosmox-primary-light: #2d8f54;
    --cosmox-primary-lighter: #4db876;
    --cosmox-accent: #c9a227;
    --cosmox-accent-light: #e0c14d;
    --cosmox-accent-dark: #a8851a;
    --cosmox-gold-gradient: linear-gradient(135deg, #c9a227, #e8c84a, #c9a227);
    --cosmox-green-gradient: linear-gradient(135deg, #0d4a26, #1a6b3c, #2d8f54);
    --cosmox-bg: #ffffff;
    --cosmox-bg-gray: #f5f5f7;
    --cosmox-bg-light: #fafafa;
    --cosmox-text: #1d1d1f;
    --cosmox-text-secondary: #6e6e73;
    --cosmox-text-tertiary: #86868b;
    --cosmox-border: #d2d2d7;
    --cosmox-border-light: #e8e8ed;
    --cosmox-shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.04);
    --cosmox-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    --cosmox-shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.1);
    --cosmox-radius: 12px;
    --cosmox-radius-lg: 20px;
    --cosmox-radius-xl: 28px;
    --cosmox-max-width: 1200px;
    --cosmox-header-height: 56px;
    --cosmox-font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'PingFang TC', 'Microsoft JhengHei', 'Noto Sans TC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --cosmox-transition: all 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--cosmox-font);
    font-size: 17px;
    line-height: 1.7;
    color: var(--cosmox-text);
    background: var(--cosmox-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    letter-spacing: -0.01em;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--cosmox-primary); text-decoration: none; transition: var(--cosmox-transition); }
a:hover { color: var(--cosmox-accent-dark); }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.15;
    color: var(--cosmox-text);
    margin-bottom: 0.5em;
    letter-spacing: -0.02em;
}
h1 { font-size: 56px; font-weight: 700; }
h2 { font-size: 40px; font-weight: 600; }
h3 { font-size: 24px; font-weight: 600; }
h4 { font-size: 19px; font-weight: 600; }
p { margin-bottom: 1em; color: var(--cosmox-text-secondary); }
.container { max-width: var(--cosmox-max-width); margin: 0 auto; padding: 0 24px; }

/* ===== Header - OPPO Minimalist ===== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: var(--cosmox-transition);
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--cosmox-header-height);
    max-width: var(--cosmox-max-width);
    margin: 0 auto;
    padding: 0 24px;
}
.site-branding { display: flex; align-items: center; gap: 10px; }
.site-logo {
    width: 36px; height: 36px;
    background: var(--cosmox-green-gradient);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 700; font-size: 1rem;
    flex-shrink: 0;
}
.site-title-text { display: flex; flex-direction: column; line-height: 1.15; }
.site-title-text .company-name {
    font-size: 1.05rem; font-weight: 600; color: var(--cosmox-text);
    letter-spacing: 0.5px;
}
.site-title-text .company-en {
    font-size: 0.62rem; color: var(--cosmox-text-tertiary);
    letter-spacing: 1.5px; text-transform: uppercase; font-weight: 500;
}
.header-right { display: flex; align-items: center; gap: 20px; }
.header-icon-btn {
    background: none; border: none; cursor: pointer;
    font-size: 1.2rem; color: var(--cosmox-text);
    padding: 6px; transition: var(--cosmox-transition);
    display: flex; align-items: center; justify-content: center;
}
.header-icon-btn:hover { color: var(--cosmox-primary); transform: scale(1.1); }
.main-navigation {
    position: fixed;
    top: 0; right: -100%;
    width: 320px; max-width: 85vw;
    height: 100vh;
    background: white;
    box-shadow: -8px 0 40px rgba(0,0,0,0.1);
    z-index: 1001;
    transition: right 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
    padding: 80px 32px 32px;
    overflow-y: auto;
}
.main-navigation.active { right: 0; }
.main-navigation ul { flex-direction: column; gap: 4px; }
.main-navigation li { width: 100%; }
.main-navigation a {
    display: block;
    padding: 14px 16px;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--cosmox-text);
    border-radius: var(--cosmox-radius);
    transition: var(--cosmox-transition);
}
.main-navigation a:hover, .main-navigation .current-menu-item > a {
    color: var(--cosmox-primary);
    background: var(--cosmox-bg-gray);
}
.nav-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.4);
    z-index: 1000;
    opacity: 0; visibility: hidden;
    transition: var(--cosmox-transition);
}
.nav-overlay.active { opacity: 1; visibility: visible; }
.nav-close {
    position: absolute; top: 16px; right: 16px;
    background: none; border: none; font-size: 1.5rem;
    cursor: pointer; color: var(--cosmox-text-secondary);
    padding: 8px;
}
.menu-toggle {
    background: none; border: none; font-size: 1.3rem;
    color: var(--cosmox-text); cursor: pointer; padding: 6px;
    display: flex; align-items: center; justify-content: center;
}

/* ===== Buttons - OPPO Style ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 14px 32px; font-size: 1rem; font-weight: 500;
    border-radius: 980px; border: none; cursor: pointer;
    transition: var(--cosmox-transition); text-decoration: none;
    line-height: 1.4; letter-spacing: 0.2px;
}
.btn-primary {
    background: var(--cosmox-text);
    color: white;
}
.btn-primary:hover {
    background: var(--cosmox-primary);
    color: white;
    transform: scale(1.02);
}
.btn-gold {
    background: var(--cosmox-gold-gradient);
    color: var(--cosmox-primary-darker);
    font-weight: 600;
}
.btn-gold:hover {
    color: var(--cosmox-primary-darker);
    transform: scale(1.02);
    box-shadow: 0 6px 24px rgba(201,162,39,0.35);
}
.btn-outline {
    background: transparent;
    color: var(--cosmox-text);
    border: 1.5px solid var(--cosmox-border);
}
.btn-outline:hover {
    border-color: var(--cosmox-text);
    background: var(--cosmox-text);
    color: white;
}
.btn-link {
    background: none; border: none; padding: 0;
    color: var(--cosmox-primary); font-weight: 500;
    display: inline-flex; align-items: center; gap: 4px;
    font-size: 1rem;
}
.btn-link:hover { gap: 8px; color: var(--cosmox-accent-dark); }
.btn-lg { padding: 16px 40px; font-size: 1.05rem; }

/* ===== Hero - OPPO Full Screen ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #fafafa 0%, #f0f4f1 50%, #e8efe9 100%);
    color: var(--cosmox-text);
    padding: 120px 0 80px;
    overflow: hidden;
    text-align: center;
}
.hero::before {
    content: '';
    position: absolute;
    top: 10%; left: 50%; transform: translateX(-50%);
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(26,107,60,0.08) 0%, transparent 60%);
    border-radius: 50%;
    pointer-events: none;
}
.hero-inner {
    position: relative; z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
}
.hero-eyebrow {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--cosmox-primary);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
}
.hero-content h1 {
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.08;
    letter-spacing: -0.03em;
}
.hero-content h1 .accent {
    background: var(--cosmox-green-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-content .subtitle {
    font-size: 1.3rem;
    color: var(--cosmox-text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-bottom: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--cosmox-border-light);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}
.hero-stat { text-align: center; }
.hero-stat .number {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--cosmox-primary);
    line-height: 1;
    margin-bottom: 6px;
    letter-spacing: -0.02em;
}
.hero-stat .label {
    font-size: 0.82rem;
    color: var(--cosmox-text-tertiary);
    letter-spacing: 0.5px;
}
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.hero-visual {
    margin-top: 60px;
    display: flex;
    justify-content: center;
}
.hero-card {
    background: white;
    border-radius: var(--cosmox-radius-xl);
    padding: 40px 48px;
    text-align: center;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--cosmox-shadow-lg);
    border: 1px solid var(--cosmox-border-light);
    transition: var(--cosmox-transition);
}
.hero-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}
.hero-card .icon {
    width: 80px; height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, rgba(26,107,60,0.08), rgba(201,162,39,0.08));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 2.5rem;
}
.hero-card h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
    font-weight: 600;
}
.hero-card .product-name {
    color: var(--cosmox-primary);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 12px;
}
.hero-card p {
    color: var(--cosmox-text-secondary);
    font-size: 0.92rem;
    margin-bottom: 0;
    line-height: 1.6;
}
.hero-card .cert-badge {
    display: inline-block;
    margin-top: 16px;
    padding: 6px 14px;
    background: rgba(26,107,60,0.06);
    border-radius: 980px;
    font-size: 0.78rem;
    color: var(--cosmox-primary);
    font-weight: 500;
}

/* ===== Section Common - OPPO ===== */
.section { padding: 100px 0; position: relative; }
.section-gray { background: var(--cosmox-bg-gray); }
.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.section-eyebrow {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--cosmox-primary);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-header h2 {
    font-size: 40px;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.section-header p {
    color: var(--cosmox-text-secondary);
    font-size: 1.15rem;
    line-height: 1.6;
    font-weight: 400;
}

/* ===== Features - OPPO Card Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.feature-card {
    background: white;
    border-radius: var(--cosmox-radius-lg);
    padding: 36px 28px;
    text-align: center;
    transition: var(--cosmox-transition);
    border: 1px solid var(--cosmox-border-light);
}
.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--cosmox-shadow-lg);
    border-color: var(--cosmox-border);
}
.feature-icon {
    width: 64px; height: 64px;
    margin: 0 auto 20px;
    background: var(--cosmox-bg-gray);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem;
    transition: var(--cosmox-transition);
}
.feature-card:hover .feature-icon {
    background: var(--cosmox-green-gradient);
    transform: scale(1.08);
}
.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    font-weight: 600;
}
.feature-card p {
    font-size: 0.88rem;
    color: var(--cosmox-text-secondary);
    margin-bottom: 0;
    line-height: 1.65;
}

/* ===== Certifications - OPPO Product Cards ===== */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.cert-card {
    background: white;
    border-radius: var(--cosmox-radius-lg);
    padding: 32px;
    transition: var(--cosmox-transition);
    border: 1px solid var(--cosmox-border-light);
    display: block;
}
.cert-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--cosmox-shadow-lg);
}
.cert-type {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--cosmox-primary);
    background: rgba(26,107,60,0.06);
    padding: 5px 12px;
    border-radius: 980px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}
.cert-card h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
    line-height: 1.4;
    font-weight: 600;
    color: var(--cosmox-text);
}
.cert-card:hover h3 { color: var(--cosmox-primary); }
.cert-number {
    font-size: 0.82rem;
    color: var(--cosmox-accent-dark);
    font-weight: 600;
    margin-bottom: 10px;
    font-family: 'SF Mono', 'Courier New', monospace;
}
.cert-card p {
    font-size: 0.88rem;
    color: var(--cosmox-text-secondary);
    margin-bottom: 0;
    line-height: 1.65;
}

/* ===== Blog - OPPO Product Cards ===== */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.post-card {
    background: white;
    border-radius: var(--cosmox-radius-lg);
    overflow: hidden;
    transition: var(--cosmox-transition);
    border: 1px solid var(--cosmox-border-light);
}
.post-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--cosmox-shadow-lg);
}
.post-thumbnail {
    height: 220px;
    background: var(--cosmox-bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cosmox-primary);
    font-size: 3.5rem;
    position: relative;
    overflow: hidden;
    transition: var(--cosmox-transition);
}
.post-card:hover .post-thumbnail {
    background: linear-gradient(135deg, rgba(26,107,60,0.05), rgba(201,162,39,0.05));
}
.post-body { padding: 28px; }
.post-category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--cosmox-primary);
    background: rgba(26,107,60,0.06);
    padding: 5px 12px;
    border-radius: 980px;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
}
.post-card h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
    font-weight: 600;
}
.post-card h3 a { color: var(--cosmox-text); }
.post-card h3 a:hover { color: var(--cosmox-primary); }
.post-excerpt {
    font-size: 0.88rem;
    color: var(--cosmox-text-secondary);
    line-height: 1.65;
    margin-bottom: 18px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.post-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--cosmox-text-tertiary);
    padding-top: 14px;
    border-top: 1px solid var(--cosmox-border-light);
}
.read-more {
    font-weight: 600;
    color: var(--cosmox-primary);
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: gap 0.3s ease;
}
.read-more:hover { color: var(--cosmox-accent-dark); gap: 8px; }

/* ===== CTA - OPPO ===== */
.cta-section {
    background: var(--cosmox-text);
    color: white;
    text-align: center;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -50%; left: 50%; transform: translateX(-50%);
    width: 800px; height: 800px;
    background: radial-gradient(circle, rgba(26,107,60,0.2) 0%, transparent 60%);
    border-radius: 50%;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 {
    color: white;
    font-size: 44px;
    margin-bottom: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.cta-section p {
    color: rgba(255,255,255,0.6);
    margin-bottom: 40px;
    font-size: 1.2rem;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}
.cta-section .btn-gold { padding: 16px 44px; font-size: 1.05rem; }

/* ===== Footer - OPPO ===== */
.site-footer {
    background: var(--cosmox-bg-gray);
    color: var(--cosmox-text-secondary);
    padding: 60px 0 0;
    border-top: 1px solid var(--cosmox-border-light);
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 48px;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-brand .footer-logo-icon {
    width: 36px; height: 36px;
    background: var(--cosmox-green-gradient);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-weight: 700; font-size: 0.9rem;
}
.footer-brand .footer-logo-text {
    color: var(--cosmox-text);
    font-weight: 600;
    font-size: 1rem;
}
.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.7;
    margin-bottom: 12px;
    color: var(--cosmox-text-secondary);
}
.footer-col h4 {
    color: var(--cosmox-text);
    font-size: 0.92rem;
    margin-bottom: 18px;
    font-weight: 600;
    letter-spacing: 0.3px;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a {
    color: var(--cosmox-text-secondary);
    font-size: 0.85rem;
    transition: var(--cosmox-transition);
}
.footer-col ul li a:hover {
    color: var(--cosmox-primary);
    padding-left: 4px;
}
.footer-contact p {
    font-size: 0.85rem;
    margin-bottom: 10px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    line-height: 1.6;
}
.footer-bottom {
    border-top: 1px solid var(--cosmox-border-light);
    padding: 20px 0;
    text-align: center;
    font-size: 0.78rem;
    color: var(--cosmox-text-tertiary);
}

/* ===== Single Post - OPPO ===== */
.single-hero {
    background: var(--cosmox-bg-gray);
    color: var(--cosmox-text);
    padding: 120px 0 60px;
    position: relative;
    text-align: center;
    border-bottom: 1px solid var(--cosmox-border-light);
}
.single-hero .container { max-width: 800px; position: relative; z-index: 1; }
.single-hero .post-category {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--cosmox-primary);
    background: rgba(26,107,60,0.06);
    padding: 6px 16px;
    border-radius: 980px;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}
.single-hero h1 {
    color: var(--cosmox-text);
    font-size: 36px;
    margin-bottom: 16px;
    line-height: 1.25;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.single-meta {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 0.88rem;
    color: var(--cosmox-text-tertiary);
    flex-wrap: wrap;
}
.single-meta span { display: flex; align-items: center; gap: 6px; }
.content-area { max-width: 800px; margin: 0 auto; padding: 48px 24px 80px; }
.entry-content {
    background: white;
    padding: 48px;
    border-radius: var(--cosmox-radius-lg);
    border: 1px solid var(--cosmox-border-light);
}
.entry-featured-image {
    margin: -48px -48px 36px -48px;
    position: relative;
    overflow: hidden;
    border-radius: var(--cosmox-radius-lg) var(--cosmox-radius-lg) 0 0;
}
.entry-featured-image .featured-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.6s ease;
}
.entry-featured-image:hover .featured-img { transform: scale(1.02); }
.featured-image-caption {
    position: absolute;
    bottom: 16px;
    left: 24px;
    right: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(29,29,31,0.8);
    backdrop-filter: blur(10px);
    color: white;
    padding: 10px 18px;
    border-radius: var(--cosmox-radius);
    font-size: 0.85rem;
    font-weight: 500;
    z-index: 2;
}
.entry-content h2 {
    color: var(--cosmox-text);
    font-size: 1.6rem;
    margin-top: 2em;
    margin-bottom: 0.6em;
    font-weight: 700;
    letter-spacing: -0.01em;
}
.entry-content h3 {
    color: var(--cosmox-text);
    font-size: 1.25rem;
    margin-top: 1.6em;
    font-weight: 600;
}
.entry-content p {
    margin-bottom: 1.2em;
    line-height: 1.85;
    font-size: 1rem;
    color: var(--cosmox-text);
}
.entry-content ul, .entry-content ol { margin-bottom: 1.2em; padding-left: 1.6em; }
.entry-content ul li, .entry-content ol li {
    margin-bottom: 8px;
    line-height: 1.75;
    list-style: disc;
    color: var(--cosmox-text);
}
.entry-content ol li { list-style: decimal; }
.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.6em 0;
    font-size: 0.9rem;
    border-radius: var(--cosmox-radius);
    overflow: hidden;
}
.entry-content table th {
    background: var(--cosmox-text);
    color: white;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
}
.entry-content table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--cosmox-border-light);
}
.entry-content table tr:nth-child(even) td { background: var(--cosmox-bg-light); }
.entry-content blockquote {
    border-left: 3px solid var(--cosmox-primary);
    background: var(--cosmox-bg-gray);
    padding: 16px 24px;
    margin: 1.6em 0;
    border-radius: 0 var(--cosmox-radius) var(--cosmox-radius) 0;
}
.entry-content blockquote p {
    margin-bottom: 0;
    font-style: italic;
    color: var(--cosmox-text-secondary);
}
.entry-tags {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--cosmox-border-light);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}
.entry-tags .tags-label {
    font-weight: 600;
    color: var(--cosmox-text);
    font-size: 0.88rem;
}
.entry-tags a {
    font-size: 0.8rem;
    padding: 5px 12px;
    background: var(--cosmox-bg-gray);
    color: var(--cosmox-text-secondary);
    border-radius: 980px;
    transition: var(--cosmox-transition);
    font-weight: 500;
}
.entry-tags a:hover {
    background: var(--cosmox-primary);
    color: white;
}
.post-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 32px;
    gap: 16px;
    flex-wrap: wrap;
}
.post-nav-link {
    flex: 1;
    min-width: 200px;
    padding: 18px 22px;
    background: white;
    border-radius: var(--cosmox-radius);
    border: 1px solid var(--cosmox-border-light);
    transition: var(--cosmox-transition);
}
.post-nav-link:hover {
    border-color: var(--cosmox-border);
    box-shadow: var(--cosmox-shadow);
    transform: translateY(-2px);
}
.post-nav-link .nav-label {
    font-size: 0.75rem;
    color: var(--cosmox-text-tertiary);
    margin-bottom: 4px;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.post-nav-link .nav-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--cosmox-text);
    line-height: 1.4;
}

/* ===== Archive - OPPO ===== */
.archive-header {
    background: var(--cosmox-bg-gray);
    color: var(--cosmox-text);
    padding: 120px 0 50px;
    text-align: center;
    border-bottom: 1px solid var(--cosmox-border-light);
}
.archive-header h1 {
    color: var(--cosmox-text);
    font-size: 40px;
    font-weight: 700;
    letter-spacing: -0.02em;
}
.archive-header p {
    opacity: 0.7;
    margin-top: 8px;
    font-size: 1.1rem;
}
.blog-list { max-width: 900px; margin: 0 auto; padding: 48px 24px 80px; }
.blog-list-item {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 28px;
    background: white;
    border-radius: var(--cosmox-radius-lg);
    overflow: hidden;
    margin-bottom: 20px;
    border: 1px solid var(--cosmox-border-light);
    transition: var(--cosmox-transition);
}
.blog-list-item:hover {
    box-shadow: var(--cosmox-shadow);
    transform: translateY(-2px);
}
.blog-list-thumb {
    background: var(--cosmox-bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cosmox-primary);
    font-size: 2.5rem;
    min-height: 160px;
}
.blog-list-content { padding: 24px 28px 24px 0; }
.blog-list-content h2 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    line-height: 1.35;
    font-weight: 600;
}
.blog-list-content h2 a { color: var(--cosmox-text); }
.blog-list-content h2 a:hover { color: var(--cosmox-primary); }
.blog-list-excerpt {
    font-size: 0.88rem;
    color: var(--cosmox-text-secondary);
    line-height: 1.65;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--cosmox-radius);
    background: white;
    border: 1px solid var(--cosmox-border-light);
    color: var(--cosmox-text-secondary);
    font-size: 0.88rem;
    font-weight: 500;
    transition: var(--cosmox-transition);
}
.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    background: var(--cosmox-text);
    color: white;
    border-color: var(--cosmox-text);
}

/* ===== 404 ===== */
.error-404 {
    text-align: center;
    padding: 120px 24px;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
}
.error-404 .error-code {
    font-size: 96px;
    font-weight: 700;
    background: var(--cosmox-green-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 16px;
    letter-spacing: -0.03em;
}
.error-404 h1 { font-size: 1.6rem; margin-bottom: 12px; }
.error-404 p { color: var(--cosmox-text-secondary); margin-bottom: 32px; font-size: 1.05rem; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .certs-grid { grid-template-columns: repeat(2, 1fr); }
    .posts-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    h1 { font-size: 44px; }
    h2 { font-size: 32px; }
    .hero-content h1 { font-size: 48px; }
}
@media (max-width: 768px) {
    .hero { min-height: auto; padding: 100px 0 60px; }
    .hero-content h1 { font-size: 36px; }
    .hero-content .subtitle { font-size: 1.05rem; }
    .hero-stats { gap: 32px; }
    .hero-stat .number { font-size: 1.8rem; }
    .section { padding: 64px 0; }
    .section-header h2 { font-size: 28px; }
    .section-header { margin-bottom: 40px; }
    .features-grid, .certs-grid, .posts-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .blog-list-item { grid-template-columns: 1fr; }
    .blog-list-thumb { min-height: 140px; }
    .blog-list-content { padding: 0 20px 20px; }
    .entry-content { padding: 28px; }
    .entry-featured-image { margin: -28px -28px 24px -28px; }
    .single-hero { padding: 100px 0 48px; }
    .single-hero h1 { font-size: 26px; }
    h1 { font-size: 32px; }
    h2 { font-size: 24px; }
    h3 { font-size: 1.15rem; }
    body { font-size: 16px; }
    .container { padding: 0 20px; }
    .hero-card { padding: 28px 24px; }
    .cta-section h2 { font-size: 28px; }
    .error-404 .error-code { font-size: 64px; }
    .main-navigation { width: 280px; }
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.alignleft { float: left; margin: 0 24px 20px 0; }
.alignright { float: right; margin: 0 0 20px 24px; }
.aligncenter { display: block; margin: 0 auto 20px; }
.wp-caption { max-width: 100%; margin-bottom: 1.5em; }
.wp-caption-text { font-size: 0.85rem; color: var(--cosmox-text-secondary); text-align: center; margin-top: 8px; }
.sticky { border: 2px solid var(--cosmox-accent); }