/* === 快鸭官网全局样式 === */
:root{
  --primary:#0066FF;
  --primary-dark:#0052CC;
  --accent:#00D4AA;
  --accent-dark:#00B894;
  --bg:#FAFBFF;
  --bg-card:#FFFFFF;
  --text:#1A2138;
  --text-secondary:#5A6478;
  --text-light:#8892A4;
  --border:#E8ECF4;
  --shadow:0 2px 12px rgba(0,40,100,0.06);
  --shadow-lg:0 8px 32px rgba(0,40,100,0.10);
  --radius:12px;
  --radius-sm:8px;
  --radius-lg:20px;
  --max-w:1200px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:color .2s}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
section{padding:72px 0}
h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:700}
h1{font-size:2.5rem}
h2{font-size:2rem;margin-bottom:16px}
h3{font-size:1.5rem}
p{margin-bottom:16px;color:var(--text-secondary)}

/* === Header === */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:0 0}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-size:1.4rem;font-weight:800;color:var(--text)}
.logo img{width:36px;height:36px;border-radius:8px}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{color:var(--text-secondary);font-weight:500;font-size:.95rem;padding:8px 0;position:relative}
.nav-links a:hover{color:var(--primary)}
.header-cta{display:flex;gap:12px;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;transition:all .25s;cursor:pointer;border:none;text-align:center}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px rgba(0,102,255,0.3)}
.btn-outline{border:1.5px solid var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}
.btn-lg{padding:14px 36px;font-size:1.05rem;border-radius:var(--radius)}

/* === Hero === */
.hero{padding:80px 0 60px;background:linear-gradient(135deg,#F0F6FF 0%,#E8F4FD 50%,#F0FFF8 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(0,102,255,0.06) 0%,transparent 70%);border-radius:50%}
.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-content h1{font-size:2.8rem;margin-bottom:20px;background:linear-gradient(135deg,var(--text) 0%,var(--primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-content .subtitle{font-size:1.2rem;color:var(--text-secondary);margin-bottom:32px;line-height:1.8}
.hero-badges{display:flex;gap:12px;margin-bottom:28px;flex-wrap:wrap}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:rgba(0,102,255,0.08);border-radius:20px;font-size:.85rem;color:var(--primary);font-weight:500}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px;margin-top:40px}
.hero-stat{text-align:center}
.hero-stat .num{font-size:1.8rem;font-weight:800;color:var(--primary)}
.hero-stat .label{font-size:.85rem;color:var(--text-light)}

/* === Phone Simulator === */
.phone-simulator{position:relative;display:flex;justify-content:center;align-items:center}
.phone-frame{width:280px;height:560px;background:#1A1A2E;border-radius:36px;padding:12px;box-shadow:var(--shadow-lg),inset 0 0 0 2px rgba(255,255,255,0.1);position:relative}
.phone-frame::before{content:'';position:absolute;top:12px;left:50%;transform:translateX(-50%);width:80px;height:24px;background:#000;border-radius:12px;z-index:2}
.phone-screen{width:100%;height:100%;background:linear-gradient(180deg,#0A1628 0%,#0F2040 100%);border-radius:26px;overflow:hidden;position:relative;display:flex;flex-direction:column}
.phone-statusbar{height:36px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;font-size:.7rem;color:rgba(255,255,255,0.6)}
.phone-app{flex:1;padding:16px;display:flex;flex-direction:column;align-items:center}
.phone-app .app-logo{width:56px;height:56px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;font-size:1.5rem;color:#fff;font-weight:800}
.phone-app .app-name{color:#fff;font-size:1.1rem;font-weight:700;margin-bottom:4px}
.phone-app .app-status{color:var(--accent);font-size:.8rem;margin-bottom:20px}
.phone-connect-btn{width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;margin:16px 0;box-shadow:0 0 40px rgba(0,102,255,0.4);position:relative}
.phone-connect-btn::after{content:'';position:absolute;inset:-8px;border-radius:50%;border:2px solid rgba(0,212,170,0.3);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.05)}}
.phone-connect-btn svg{width:40px;height:40px;fill:#fff}
.phone-server-list{width:100%;margin-top:auto;padding:0 4px}
.phone-server{display:flex;align-items:center;gap:10px;padding:10px 12px;background:rgba(255,255,255,0.06);border-radius:10px;margin-bottom:8px}
.phone-server .flag{width:24px;height:16px;border-radius:3px;background:#333;display:flex;align-items:center;justify-content:center;font-size:.6rem;color:#fff}
.phone-server .server-info{flex:1}
.phone-server .server-name{color:#fff;font-size:.8rem;font-weight:500}
.phone-server .server-ping{color:var(--accent);font-size:.7rem}
.phone-nav{display:flex;justify-content:space-around;padding:12px 0 8px;border-top:1px solid rgba(255,255,255,0.08)}
.phone-nav span{width:20px;height:20px;border-radius:4px;background:rgba(255,255,255,0.15)}
.phone-nav span.active{background:var(--primary)}

/* === Announcement === */
.announcement{background:linear-gradient(90deg,rgba(0,102,255,0.05),rgba(0,212,170,0.05));padding:16px 0;border-bottom:1px solid var(--border)}
.announcement .container{display:flex;align-items:center;gap:16px}
.announcement-tag{background:var(--primary);color:#fff;padding:4px 12px;border-radius:4px;font-size:.8rem;font-weight:600;white-space:nowrap}
.announcement-text{color:var(--text-secondary);font-size:.9rem}

/* === Section Headers === */
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:2.2rem;margin-bottom:12px}
.section-header p{font-size:1.05rem;color:var(--text-secondary);max-width:600px;margin:0 auto}
.section-tag{display:inline-block;padding:4px 14px;background:rgba(0,102,255,0.08);color:var(--primary);border-radius:20px;font-size:.85rem;font-weight:600;margin-bottom:12px}

/* === Features === */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;transition:all .3s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.feature-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.5rem}
.feature-icon.blue{background:rgba(0,102,255,0.1);color:var(--primary)}
.feature-icon.green{background:rgba(0,212,170,0.1);color:var(--accent-dark)}
.feature-icon.purple{background:rgba(124,58,237,0.1);color:#7C3AED}
.feature-icon.orange{background:rgba(249,115,22,0.1);color:#F97316}
.feature-icon.pink{background:rgba(236,72,153,0.1);color:#EC4899}
.feature-icon.cyan{background:rgba(6,182,212,0.1);color:#06B6D4}
.feature-card h3{font-size:1.2rem;margin-bottom:10px}
.feature-card p{font-size:.92rem;color:var(--text-secondary);line-height:1.7}

/* === Comparison === */
.comparison-table{width:100%;border-collapse:collapse;background:var(--bg-card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.comparison-table th,.comparison-table td{padding:16px 20px;text-align:center;border-bottom:1px solid var(--border)}
.comparison-table thead{background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.comparison-table thead th{color:#fff;font-weight:600;font-size:.95rem}
.comparison-table thead th:first-child{text-align:left}
.comparison-table tbody td:first-child{text-align:left;font-weight:600;color:var(--text)}
.comparison-table tbody tr:hover{background:rgba(0,102,255,0.02)}
.check{color:var(--accent);font-weight:700;font-size:1.2rem}
.cross{color:#E53E3E;font-weight:700;font-size:1.2rem}
.partial{color:#F59E0B;font-weight:600;font-size:.9rem}

/* === News Tabs === */
.news-tabs{display:flex;gap:8px;margin-bottom:32px;justify-content:center;flex-wrap:wrap}
.news-tab{padding:8px 20px;border-radius:20px;font-size:.9rem;font-weight:500;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border);cursor:pointer;transition:all .2s}
.news-tab.active,.news-tab:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .3s}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.news-card-img{height:180px;background:linear-gradient(135deg,#E8F4FD,#F0FFF8);display:flex;align-items:center;justify-content:center;font-size:3rem;overflow:hidden}
.news-card-img img{width:100%;height:100%;object-fit:cover}
.news-card-body{padding:20px}
.news-card-meta{display:flex;gap:12px;font-size:.8rem;color:var(--text-light);margin-bottom:8px}
.news-card-body h3{font-size:1.05rem;margin-bottom:8px;line-height:1.5}
.news-card-body h3 a{color:var(--text)}
.news-card-body h3 a:hover{color:var(--primary)}
.news-card-body p{font-size:.88rem;color:var(--text-secondary);line-height:1.6}

/* === Reviews === */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px}
.review-stars{color:#F59E0B;font-size:1rem;margin-bottom:12px;letter-spacing:2px}
.review-text{font-size:.95rem;color:var(--text-secondary);line-height:1.7;margin-bottom:16px;font-style:italic}
.review-author{display:flex;align-items:center;gap:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:.9rem}
.review-name{font-weight:600;font-size:.9rem}
.review-role{font-size:.8rem;color:var(--text-light)}

/* === Download === */
.download-section{background:linear-gradient(135deg,#0A1628 0%,#0F2040 100%);color:#fff;text-align:center}
.download-section h2{color:#fff}
.download-section p{color:rgba(255,255,255,0.7)}
.download-platforms{display:flex;justify-content:center;gap:20px;flex-wrap:wrap;margin-top:40px}
.download-card{background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius);padding:28px 32px;text-align:center;min-width:160px;transition:all .3s}
.download-card:hover{background:rgba(255,255,255,0.1);transform:translateY(-3px);border-color:var(--accent)}
.download-card .platform-icon{font-size:2.5rem;margin-bottom:12px}
.download-card .platform-name{font-size:1rem;font-weight:600;margin-bottom:4px;color:#fff}
.download-card .platform-size{font-size:.8rem;color:rgba(255,255,255,0.5);margin-bottom:16px}
.download-card .btn{width:100%}

/* === Trust === */
.trust-grid{display:flex;justify-content:center;gap:48px;flex-wrap:wrap;align-items:center}
.trust-item{text-align:center}
.trust-item .trust-num{font-size:2.2rem;font-weight:800;color:var(--primary);margin-bottom:4px}
.trust-item .trust-label{font-size:.9rem;color:var(--text-secondary)}

/* === Scenarios === */
.scenarios-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scenario-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;text-align:center;transition:all .3s}
.scenario-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.scenario-icon{font-size:2.5rem;margin-bottom:16px}
.scenario-card h3{font-size:1.1rem;margin-bottom:8px}
.scenario-card p{font-size:.9rem;color:var(--text-secondary)}

/* === FAQ === */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;overflow:hidden}
.faq-question{padding:20px 24px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--text)}
.faq-question:hover{color:var(--primary)}
.faq-answer{padding:0 24px 20px;display:none;color:var(--text-secondary);font-size:.95rem;line-height:1.8}
.faq-item.active .faq-answer{display:block}
.faq-item.active .faq-question::after{transform:rotate(180deg)}
.faq-question::after{content:'▼';font-size:.7rem;transition:transform .3s;color:var(--text-light)}
.faq-steps{list-style:none;counter-reset:step}
.faq-steps li{counter-increment:step;padding:8px 0 8px 36px;position:relative;border-left:2px solid var(--border);margin-left:12px}
.faq-steps li::before{content:counter(step);position:absolute;left:-13px;top:8px;width:24px;height:24px;background:var(--primary);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700}
.faq-steps li:last-child{border-left-color:transparent}

/* === CTA === */
.cta-section{background:linear-gradient(135deg,var(--primary) 0%,#0040A0 100%);text-align:center;color:#fff;padding:80px 0}
.cta-section h2{color:#fff;font-size:2.4rem;margin-bottom:16px}
.cta-section p{color:rgba(255,255,255,0.85);font-size:1.1rem;margin-bottom:32px}
.cta-section .btn{background:#fff;color:var(--primary);font-weight:700}
.cta-section .btn:hover{background:var(--accent);color:#fff}

/* === Footer === */
.site-footer{background:#0A1628;color:rgba(255,255,255,0.7);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:.9rem;line-height:1.7;color:rgba(255,255,255,0.5)}
.footer-col h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:rgba(255,255,255,0.6);font-size:.9rem}
.footer-col ul li a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:24px;display:flex;justify-content:space-between;align-items:center;font-size:.85rem;color:rgba(255,255,255,0.4)}
.footer-sitemap-link{margin-top:16px}
.footer-sitemap-link a{color:rgba(255,255,255,0.5);font-size:.85rem}

/* === Breadcrumb === */
.breadcrumb{padding:16px 0;font-size:.88rem;color:var(--text-light)}
.breadcrumb a{color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{margin:0 8px;color:var(--text-light)}

/* === News Article === */
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;padding:40px 0}
.article-main{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px}
.article-main h1{font-size:1.8rem;margin-bottom:16px;line-height:1.4}
.article-meta{display:flex;gap:16px;flex-wrap:wrap;font-size:.88rem;color:var(--text-light);margin-bottom:24px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.article-meta span{display:flex;align-items:center;gap:4px}
.article-content{font-size:1rem;line-height:1.9;color:var(--text)}
.article-content h2{font-size:1.4rem;margin:32px 0 16px;padding-bottom:8px;border-bottom:2px solid var(--border)}
.article-content p{margin-bottom:20px;color:var(--text-secondary);line-height:1.9}
.article-content img{border-radius:var(--radius);margin:20px 0}
.article-content blockquote{border-left:4px solid var(--primary);padding:16px 20px;background:rgba(0,102,255,0.03);margin:20px 0;border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0}
.article-content table th,.article-content table td{padding:12px 16px;border:1px solid var(--border);text-align:left}
.article-content table th{background:var(--bg);font-weight:600}
.article-toc{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:24px}
.article-toc h4{font-size:.95rem;margin-bottom:12px}
.article-toc ul{list-style:none}
.article-toc ul li{padding:4px 0}
.article-toc ul li a{font-size:.88rem;color:var(--text-secondary)}
.article-toc ul li a:hover{color:var(--primary)}

/* Article Sidebar */
.article-sidebar{position:sticky;top:90px;align-self:start}
.sidebar-widget{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}
.sidebar-widget h4{font-size:1rem;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.sidebar-widget ul{list-style:none}
.sidebar-widget ul li{padding:8px 0;border-bottom:1px solid var(--border)}
.sidebar-widget ul li:last-child{border-bottom:none}
.sidebar-widget ul li a{font-size:.88rem;color:var(--text-secondary);line-height:1.5}
.sidebar-widget ul li a:hover{color:var(--primary)}

/* Article Comments */
.article-comments{margin-top:40px;padding-top:32px;border-top:1px solid var(--border)}
.article-comments h3{margin-bottom:20px}
.comment{display:flex;gap:12px;padding:16px 0;border-bottom:1px solid var(--border)}
.comment:last-child{border-bottom:none}
.comment-avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:.8rem;font-weight:700;flex-shrink:0}
.comment-body{flex:1}
.comment-author{font-weight:600;font-size:.9rem;margin-bottom:2px}
.comment-date{font-size:.78rem;color:var(--text-light);margin-bottom:6px}
.comment-text{font-size:.9rem;color:var(--text-secondary);line-height:1.6}

/* Article Nav */
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}
.article-nav a{font-size:.9rem;color:var(--text-secondary);max-width:45%}
.article-nav a:hover{color:var(--primary)}
.article-nav .label{font-size:.78rem;color:var(--text-light);display:block;margin-bottom:4px}

/* Related Articles */
.related-articles{margin-top:40px;padding-top:32px;border-top:1px solid var(--border)}
.related-articles h3{margin-bottom:20px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.related-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;transition:all .2s}
.related-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.related-card h4{font-size:.9rem;line-height:1.4;margin-bottom:6px}
.related-card h4 a{color:var(--text)}
.related-card h4 a:hover{color:var(--primary)}
.related-card .date{font-size:.78rem;color:var(--text-light)}

/* === News List Page === */
.news-list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-list-card{display:flex;gap:20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all .3s}
.news-list-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.news-list-img{width:160px;height:120px;border-radius:var(--radius-sm);background:linear-gradient(135deg,#E8F4FD,#F0FFF8);flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:2rem;overflow:hidden}
.news-list-img img{width:100%;height:100%;object-fit:cover}
.news-list-body{flex:1}
.news-list-body h3{font-size:1.05rem;margin-bottom:8px;line-height:1.5}
.news-list-body h3 a{color:var(--text)}
.news-list-body h3 a:hover{color:var(--primary)}
.news-list-body p{font-size:.88rem;color:var(--text-secondary);line-height:1.6;margin-bottom:8px}
.news-list-meta{font-size:.8rem;color:var(--text-light);display:flex;gap:12px}

/* === 404 Page === */
.page-404{min-height:80vh;display:flex;align-items:center;justify-content:center;text-align:center}
.page-404 h1{font-size:6rem;color:var(--primary);margin-bottom:16px}
.page-404 p{font-size:1.2rem;color:var(--text-secondary);margin-bottom:32px}

/* === News Tabs (CSS-only) === */
.news-tabs-wrapper{position:relative}
.news-tabs-wrapper input[type="radio"]{position:absolute;opacity:0;pointer-events:none}
.news-tabs-wrapper .tab-labels{display:flex;gap:8px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.news-tabs-wrapper .tab-labels label{padding:8px 20px;border-radius:20px;font-size:.9rem;font-weight:500;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border);cursor:pointer;transition:all .2s}
.news-tabs-wrapper .tab-labels label:hover{border-color:var(--primary);color:var(--primary)}
.news-tabs-wrapper .tab-panel{display:none;grid-template-columns:repeat(3,1fr);gap:24px}
#news-tab-1:checked ~ .tab-labels label[for="news-tab-1"],
#news-tab-2:checked ~ .tab-labels label[for="news-tab-2"],
#news-tab-3:checked ~ .tab-labels label[for="news-tab-3"]{background:var(--primary);color:#fff;border-color:var(--primary)}
#news-tab-1:checked ~ .tab-panels .panel-1,
#news-tab-2:checked ~ .tab-panels .panel-2,
#news-tab-3:checked ~ .tab-panels .panel-3{display:grid}

/* === FAQ Details === */
.faq-item details{border:none}
.faq-item details summary{padding:20px 24px;font-weight:600;font-size:1rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--text);list-style:none}
.faq-item details summary::-webkit-details-marker{display:none}
.faq-item details summary::after{content:'▼';font-size:.7rem;transition:transform .3s;color:var(--text-light)}
.faq-item details[open] summary::after{transform:rotate(180deg)}
.faq-item details .faq-answer{padding:0 24px 20px;color:var(--text-secondary);font-size:.95rem;line-height:1.8}

/* === Responsive === */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;text-align:center}
  .phone-simulator{margin-top:40px}
  .hero-badges,.hero-actions,.hero-stats{justify-content:center}
  .features-grid,.scenarios-grid,.reviews-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .article-layout{grid-template-columns:1fr}
  .article-sidebar{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
  .comparison-table{font-size:.85rem}
}
@media(max-width:640px){
  h1{font-size:1.8rem}
  h2{font-size:1.5rem}
  section{padding:48px 0}
  .features-grid,.scenarios-grid,.reviews-grid,.news-grid,.news-list-grid,.related-grid{grid-template-columns:1fr}
  .download-platforms{flex-direction:column;align-items:center}
  .footer-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .hero-stats{gap:24px}
  .phone-frame{width:240px;height:480px}
  .article-main{padding:24px}
  .trust-grid{gap:24px}
}