:root {
  --primary: #E8372E;
  --secondary: #FF6B35;
  --accent: #FFB800;
  --text-dark: #1A1A2E;
  --text-med: #555566;
  --text-light: #888899;
  --bg-page: #FFFAF8;
  --bg-white: #FFFFFF;
  --bg-light: #FFF3F0;
  --border: #F0E0DC;
  --shadow: 0 2px 12px rgba(232,55,46,0.1);
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 20px;
  --trans: all 0.25s ease;
  --font: system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font);background:var(--bg-page);color:var(--text-dark);line-height:1.6}
img{max-width:100%;object-fit:cover;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--primary)}
button{cursor:pointer;font-family:var(--font)}
ul{list-style:none}

.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:var(--bg-white);border-bottom:3px solid var(--primary);position:sticky;top:0;z-index:100;box-shadow:0 2px 10px rgba(0,0,0,0.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.site-brand{font-size:22px;font-weight:900;color:var(--primary);white-space:nowrap;letter-spacing:-0.5px;flex-shrink:0}
.site-brand em{color:var(--accent);font-style:normal}
.site-nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.site-nav a{padding:6px 11px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;transition:var(--trans);color:var(--text-med)}
.site-nav a:hover,.site-nav a.active{background:var(--bg-light);color:var(--primary)}
.header-actions{display:flex;align-items:center;gap:6px;flex-shrink:0}
.btn-sm{padding:6px 13px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;border:none;transition:var(--trans);cursor:pointer}
.btn-primary-sm{background:var(--primary);color:#fff}
.btn-primary-sm:hover{background:#c42520;color:#fff}
.btn-outline-sm{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline-sm:hover{background:var(--primary);color:#fff}
.btn-search-sm{background:var(--bg-light);color:var(--text-med);padding:6px 12px;border-radius:var(--radius-sm);border:none;font-size:13px}
.btn-search-sm:hover{background:var(--border)}
.menu-toggle{display:none;background:none;border:none;color:var(--text-dark);font-size:22px;padding:4px;line-height:1}
.mobile-nav{display:none;flex-direction:column;background:var(--bg-white);border-top:2px solid var(--primary);padding:12px 16px;gap:2px;position:absolute;left:0;right:0;top:64px;box-shadow:0 8px 24px rgba(0,0,0,0.1);z-index:99}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:11px 14px;border-radius:var(--radius-sm);font-size:15px;font-weight:500;display:block;color:var(--text-dark)}
.mobile-nav a:hover{background:var(--bg-light);color:var(--primary)}
.mobile-actions{display:flex;gap:8px;padding:10px 14px;flex-wrap:wrap}

/* Ticker */
.news-ticker{background:var(--primary);color:#fff;padding:8px 0;font-size:13px;overflow:hidden}
.ticker-inner{display:flex;align-items:center;gap:16px}
.ticker-label{background:var(--accent);color:var(--text-dark);font-weight:800;padding:2px 10px;border-radius:3px;flex-shrink:0;font-size:11px}
.ticker-items{display:flex;gap:28px;overflow:hidden;white-space:nowrap}
.ticker-items a{color:rgba(255,255,255,0.9)}
.ticker-items a:hover{color:var(--accent)}

/* Hero */
.hero-section{background:linear-gradient(135deg,#1A1A2E 0%,#E8372E 60%,#FF6B35 100%);padding:60px 0;color:#fff;text-align:center;position:relative;overflow:hidden}
.hero-section::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(255,184,0,0.1) 0%,transparent 60%);pointer-events:none}
.hero-badge{display:inline-block;background:rgba(255,255,255,0.2);border:1px solid rgba(255,255,255,0.3);color:#FFB800;padding:4px 14px;border-radius:20px;font-size:11px;font-weight:600;letter-spacing:1px;margin-bottom:14px}
.hero-section h1{font-size:clamp(26px,5vw,46px);font-weight:900;margin-bottom:14px;text-shadow:0 2px 20px rgba(0,0,0,0.3);position:relative}
.hero-section p{font-size:16px;color:rgba(255,255,255,0.85);max-width:580px;margin:0 auto 26px;line-height:1.8;position:relative}
.hero-buttons{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative}
.btn-hero{padding:13px 30px;border-radius:30px;font-size:14px;font-weight:700;border:none;transition:var(--trans);cursor:pointer}
.btn-hero-gold{background:#FFB800;color:#1A1A2E}
.btn-hero-gold:hover{background:#ffc300;transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,184,0,0.4)}
.btn-hero-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,0.5)}
.btn-hero-ghost:hover{background:rgba(255,255,255,0.15);transform:translateY(-2px)}

/* Section */
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;padding-bottom:12px;border-bottom:2px solid var(--border)}
.section-title{font-size:19px;font-weight:800;color:var(--text-dark);position:relative;padding-left:13px}
.section-title::before{content:'';position:absolute;left:0;top:2px;height:calc(100% - 4px);width:4px;background:var(--primary);border-radius:2px}
.section-more{font-size:12px;color:var(--primary);font-weight:600}
.section-more:hover{text-decoration:underline}
.section-gap{margin-top:44px}

/* Hot rank */
.hot-rank-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.rank-item{display:flex;align-items:flex-start;gap:12px;padding:13px;background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border);transition:var(--trans)}
.rank-item:hover{box-shadow:var(--shadow);border-color:var(--primary);transform:translateY(-2px)}
.rank-num{font-size:20px;font-weight:900;min-width:28px;line-height:1}
.top1{color:var(--primary)}.top2{color:var(--secondary)}.top3{color:var(--accent)}.normal{color:var(--text-light)}
.rank-cover{width:76px;height:56px;border-radius:var(--radius-sm);flex-shrink:0;overflow:hidden;background:var(--bg-light)}
.rank-cover img{width:100%;height:100%}
.rank-info{flex:1;min-width:0}
.rank-title{font-size:13px;font-weight:600;line-height:1.5;margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rank-title:hover{color:var(--primary)}
.rank-meta{display:flex;gap:10px;font-size:11px;color:var(--text-light)}
.rank-heat{color:var(--primary);font-weight:600}

/* Article cards */
.art-h-card{display:flex;gap:13px;padding:15px;background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border);transition:var(--trans)}
.art-h-card:hover{box-shadow:var(--shadow);border-color:var(--primary)}
.art-h-cover{width:120px;height:85px;border-radius:var(--radius-sm);flex-shrink:0;overflow:hidden;background:var(--bg-light)}
.art-h-cover img{width:100%;height:100%}
.art-h-body{flex:1;min-width:0}
.art-cat-badge{font-size:11px;color:var(--primary);font-weight:700;background:var(--bg-light);padding:2px 8px;border-radius:3px;display:inline-block;margin-bottom:5px}
.art-h-title{font-size:14px;font-weight:700;line-height:1.5;margin-bottom:5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.art-h-title:hover{color:var(--primary)}
.art-h-summary{font-size:12px;color:var(--text-med);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:7px}
.art-h-meta{display:flex;gap:10px;font-size:11px;color:var(--text-light);align-items:center;flex-wrap:wrap}
.tag-badge{background:var(--bg-light);color:var(--text-med);padding:2px 7px;border-radius:3px;font-size:11px}
.tag-badge:hover{background:var(--border);color:var(--primary)}

.art-v-card{background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border);overflow:hidden;transition:var(--trans)}
.art-v-card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:var(--primary)}
.art-v-cover{width:100%;padding-top:62%;position:relative;background:var(--bg-light);overflow:hidden}
.art-v-cover img{position:absolute;top:0;left:0;width:100%;height:100%}
.art-v-body{padding:13px}
.art-v-title{font-size:13px;font-weight:700;line-height:1.5;margin-bottom:7px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.art-v-title:hover{color:var(--primary)}
.art-v-meta{display:flex;gap:8px;font-size:11px;color:var(--text-light)}

/* Grids */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.list-gap{display:flex;flex-direction:column;gap:10px}

/* Page layout */
.page-layout{display:grid;grid-template-columns:1fr 290px;gap:30px}
.main-content{min-width:0}
.sidebar{min-width:0}

/* Sidebar */
.widget{background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border);padding:18px;margin-bottom:18px}
.widget-title{font-size:14px;font-weight:800;margin-bottom:14px;padding-bottom:9px;border-bottom:2px solid var(--border);color:var(--text-dark)}
.w-rank-item{display:flex;gap:9px;align-items:flex-start;padding:7px 0;border-bottom:1px solid var(--bg-light)}
.w-rank-item:last-child{border-bottom:none}
.w-rank-num{font-size:15px;font-weight:900;width:22px;flex-shrink:0}
.w-rank-title{font-size:12px;line-height:1.5}
.w-rank-title:hover{color:var(--primary)}

/* Tags */
.tag-cloud{display:flex;flex-wrap:wrap;gap:7px}
.tag-chip{padding:6px 13px;border-radius:20px;font-size:12px;font-weight:500;background:var(--bg-light);color:var(--text-med);border:1px solid var(--border);transition:var(--trans)}
.tag-chip:hover,.tag-chip.hot{background:var(--primary);color:#fff;border-color:var(--primary)}
.search-tags{display:flex;flex-wrap:wrap;gap:7px}
.search-tag{padding:7px 15px;border-radius:6px;font-size:13px;background:var(--bg-white);color:var(--text-med);border:1px solid var(--border);transition:var(--trans);font-weight:500}
.search-tag:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Topic cards */
.topic-card{border-radius:var(--radius);overflow:hidden;background:var(--bg-white);border:1px solid var(--border);transition:var(--trans)}
.topic-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.topic-cover{width:100%;padding-top:55%;position:relative;overflow:hidden;background:var(--bg-light)}
.topic-cover img{position:absolute;top:0;left:0;width:100%;height:100%}
.topic-body{padding:15px}
.topic-name{font-size:15px;font-weight:800;margin-bottom:7px}
.topic-desc{font-size:12px;color:var(--text-med);line-height:1.6;margin-bottom:11px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.heat-bar{display:flex;align-items:center;gap:7px}
.heat-label{font-size:11px;color:var(--text-light)}
.heat-track{flex:1;height:4px;background:var(--bg-light);border-radius:2px;overflow:hidden}
.heat-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:2px}
.heat-val{font-size:11px;color:var(--primary);font-weight:700}

/* Cat hero */
.cat-hero{background:linear-gradient(120deg,var(--primary) 0%,var(--secondary) 100%);color:#fff;padding:36px 0;margin-bottom:28px}
.cat-hero h1{font-size:30px;font-weight:900;margin-bottom:8px}
.cat-hero p{font-size:14px;color:rgba(255,255,255,0.85)}

/* Filter */
.filter-bar{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:22px;padding:14px;background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border)}
.filter-btn{padding:6px 15px;border-radius:20px;border:1.5px solid var(--border);background:transparent;color:var(--text-med);font-size:12px;font-weight:500;cursor:pointer;transition:var(--trans)}
.filter-btn:hover,.filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Pagination */
.pagination{display:flex;gap:7px;justify-content:center;margin-top:28px}
.page-btn{padding:7px 14px;border-radius:var(--radius-sm);border:1.5px solid var(--border);background:var(--bg-white);color:var(--text-med);font-size:13px;cursor:pointer;transition:var(--trans)}
.page-btn:hover,.page-btn.current{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Article detail */
.article-hero-wrap{background:var(--bg-white);border-bottom:1px solid var(--border);padding:36px 0 0}
.article-breadcrumb{font-size:12px;color:var(--text-light);margin-bottom:14px}
.article-breadcrumb a{color:var(--primary)}
.article-main-title{font-size:clamp(20px,4vw,30px);font-weight:900;line-height:1.4;margin-bottom:14px;color:var(--text-dark)}
.article-meta-bar{display:flex;gap:16px;font-size:12px;color:var(--text-light);flex-wrap:wrap;align-items:center;margin-bottom:20px;padding-bottom:18px;border-bottom:1px solid var(--border)}
.article-cover-full{width:100%;border-radius:var(--radius);overflow:hidden;margin-bottom:28px}
.article-cover-full img{width:100%;max-height:380px;object-fit:cover}
.article-body{font-size:15px;line-height:1.9;color:var(--text-dark)}
.article-body p{margin-bottom:18px}
.content-notice{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius);padding:13px 16px;font-size:12px;color:var(--text-med);margin:24px 0}
.article-tags{display:flex;gap:7px;flex-wrap:wrap;margin:22px 0}
.article-tag{padding:5px 13px;border-radius:20px;background:var(--bg-light);color:var(--primary);font-size:12px;font-weight:600;border:1px solid var(--border)}
.article-tag:hover{background:var(--primary);color:#fff}
.article-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
.art-nav-item{padding:13px;background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border)}
.art-nav-item:hover{border-color:var(--primary)}
.art-nav-label{font-size:11px;color:var(--text-light);margin-bottom:4px}
.art-nav-title{font-size:13px;font-weight:600;line-height:1.5}
.art-nav-title:hover{color:var(--primary)}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.comments-section{margin-top:36px}
.comment-item{display:flex;gap:11px;padding:14px 0;border-bottom:1px solid var(--bg-light)}
.comment-avatar{width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}
.comment-body{flex:1}
.comment-author{font-size:12px;font-weight:700;color:var(--text-dark);margin-bottom:2px}
.comment-time{font-size:11px;color:var(--text-light)}
.comment-text{font-size:13px;color:var(--text-med);line-height:1.7;margin-top:5px}
.comment-form{margin-top:22px}
.comment-form textarea{width:100%;padding:11px;border:1.5px solid var(--border);border-radius:var(--radius);font-family:var(--font);font-size:13px;color:var(--text-dark);resize:vertical;min-height:90px;transition:border-color 0.2s}
.comment-form textarea:focus{outline:none;border-color:var(--primary)}
.comment-form .submit-row{display:flex;justify-content:flex-end;margin-top:9px}

/* Tag hero */
.tag-hero{background:linear-gradient(120deg,#1A1A2E 0%,var(--primary) 100%);color:#fff;padding:32px 0;margin-bottom:26px}
.tag-hero h1{font-size:26px;font-weight:900;margin-bottom:7px}
.tag-hero p{font-size:13px;color:rgba(255,255,255,0.8)}

/* Search */
.search-hero{background:var(--bg-white);border-bottom:2px solid var(--border);padding:36px 0;text-align:center}
.search-hero h1{font-size:26px;font-weight:900;margin-bottom:14px}
.search-box{display:flex;gap:7px;max-width:580px;margin:0 auto}
.search-input{flex:1;padding:11px 16px;border:2px solid var(--border);border-radius:30px;font-size:14px;font-family:var(--font)}
.search-input:focus{outline:none;border-color:var(--primary)}
.search-submit{padding:11px 22px;background:var(--primary);color:#fff;border:none;border-radius:30px;font-size:14px;font-weight:700;cursor:pointer}
.search-submit:hover{background:#c42520}
.search-feedback{display:none;margin-top:12px;padding:10px 14px;background:var(--bg-light);border-radius:var(--radius-sm);font-size:13px;color:var(--primary);font-weight:600}
.search-result-meta{font-size:13px;color:var(--text-light);margin-bottom:18px}
.search-result-meta strong{color:var(--primary)}

/* Topic hero */
.topic-hero{position:relative;height:280px;overflow:hidden;background:#1A1A2E;border-radius:0}
.topic-hero-img{width:100%;height:100%;object-fit:cover;opacity:0.5}
.topic-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(26,26,46,0.9) 0%,transparent 50%);display:flex;align-items:flex-end}
.topic-hero-content{padding:28px;color:#fff}
.topic-hero-content h1{font-size:30px;font-weight:900;margin-bottom:7px}
.topic-hero-content p{font-size:13px;color:rgba(255,255,255,0.8)}

/* App page */
.app-hero{background:linear-gradient(135deg,#1A1A2E 0%,var(--primary) 100%);color:#fff;padding:70px 0}
.app-hero-inner{display:grid;grid-template-columns:1fr 260px;gap:32px;align-items:center}
.app-hero h1{font-size:36px;font-weight:900;margin-bottom:14px}
.app-hero p{font-size:15px;color:rgba(255,255,255,0.85);margin-bottom:28px;line-height:1.8}
.app-dl-btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-dl{display:flex;align-items:center;gap:8px;padding:13px 22px;border-radius:var(--radius);font-size:13px;font-weight:700;cursor:pointer;border:none;transition:var(--trans)}
.btn-ios{background:#000;color:#fff}
.btn-ios:hover{background:#111;transform:translateY(-2px)}
.btn-and{background:#3DDC84;color:#fff}
.btn-and:hover{background:#2cc870;transform:translateY(-2px)}
.app-version{font-size:11px;color:rgba(255,255,255,0.45);margin-top:12px}
.app-screen-img{border-radius:var(--radius);overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,0.3)}
.app-screen-img img{width:100%;border-radius:var(--radius)}
.app-features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:50px 0}
.app-feat-item{text-align:center;padding:22px;background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border)}
.app-feat-icon{font-size:32px;margin-bottom:10px}
.app-feat-title{font-size:15px;font-weight:800;margin-bottom:7px}
.app-feat-desc{font-size:13px;color:var(--text-med);line-height:1.6}

/* Forms */
.form-wrap{max-width:680px;margin:0 auto}
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:13px;font-weight:700;margin-bottom:7px;color:var(--text-dark)}
.form-input,.form-select,.form-textarea{width:100%;padding:10px 15px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13px;font-family:var(--font);color:var(--text-dark);transition:border-color 0.2s}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary)}
.form-textarea{resize:vertical;min-height:110px}
.form-hint{font-size:11px;color:var(--text-light);margin-top:3px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.btn-submit{background:var(--primary);color:#fff;border:none;padding:12px 36px;border-radius:var(--radius-sm);font-size:14px;font-weight:700;cursor:pointer;transition:var(--trans)}
.btn-submit:hover{background:#c42520;transform:translateY(-1px)}
.submit-tips{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius);padding:14px 18px;margin-bottom:22px}
.submit-tips h3{font-size:13px;font-weight:700;margin-bottom:9px;color:var(--primary)}
.submit-tips li{font-size:12px;color:var(--text-med);padding:3px 0 3px 14px;position:relative}
.submit-tips li::before{content:'·';position:absolute;left:4px;color:var(--primary)}
.form-success{display:none;margin-top:14px;padding:12px 16px;background:#d1fae5;border:1px solid #a7f3d0;border-radius:var(--radius-sm);font-size:13px;color:#065f46;font-weight:600}

/* Contact */
.contact-info-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:36px}
.contact-card{background:var(--bg-white);border-radius:var(--radius);border:1px solid var(--border);padding:22px}
.contact-icon{font-size:26px;margin-bottom:10px}
.contact-label{font-size:12px;color:var(--text-light);margin-bottom:3px}
.contact-value{font-size:15px;font-weight:700;color:var(--text-dark)}
.contact-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.contact-item{text-align:center;padding:18px;border-radius:var(--radius);background:var(--bg-light)}
.contact-item-icon{font-size:26px;margin-bottom:7px}
.contact-item-label{font-size:11px;color:var(--text-light);margin-bottom:3px}
.contact-item-value{font-size:13px;font-weight:700;color:var(--text-dark)}

/* About */
.about-section{padding:50px 0}
.about-section h2{font-size:22px;font-weight:800;margin-bottom:14px;color:var(--primary)}
.about-section p{font-size:14px;line-height:1.9;color:var(--text-med);margin-bottom:14px}
.about-section li{font-size:14px;color:var(--text-med);padding:7px 0 7px 18px;border-bottom:1px solid var(--bg-light);position:relative}
.about-section li::before{content:'✦';position:absolute;left:0;color:var(--primary);font-size:11px}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:22px 0}
.value-card{padding:18px;background:var(--bg-light);border-radius:var(--radius)}
.value-icon{font-size:26px;margin-bottom:9px}
.value-title{font-size:14px;font-weight:800;margin-bottom:5px}
.value-desc{font-size:12px;color:var(--text-med);line-height:1.6}

/* Service module */
.service-section{background:var(--bg-light);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;margin:44px 0}
.service-title{font-size:17px;font-weight:800;margin-bottom:18px}
.service-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.service-select{padding:9px 14px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:13px;background:var(--bg-white);font-family:var(--font)}
.service-feedback{margin-top:11px;padding:9px 14px;background:var(--bg-white);border-radius:var(--radius-sm);font-size:13px;color:var(--primary);font-weight:600;display:none}
.service-feedback.show{display:block}

/* App promo block */
.app-promo{background:linear-gradient(135deg,#1A1A2E 0%,#2D2D4E 100%);border-radius:var(--radius-lg);padding:36px;color:#fff;display:grid;grid-template-columns:1fr 240px;gap:28px;align-items:center}
.app-promo-title{font-size:22px;font-weight:900;margin-bottom:10px}
.app-promo-desc{font-size:13px;color:rgba(255,255,255,0.75);margin-bottom:6px;line-height:1.7}
.app-promo-ver{font-size:11px;color:rgba(255,255,255,0.4);margin-bottom:22px}
.app-promo-img img{width:100%;border-radius:var(--radius)}

/* Go page */
.go-page-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1A1A2E 0%,#E8372E 100%)}
.go-card{background:var(--bg-white);border-radius:22px;padding:44px;text-align:center;max-width:460px;width:90%}
.go-icon{font-size:48px;margin-bottom:14px}
.go-title{font-size:26px;font-weight:900;color:var(--text-dark);margin-bottom:10px}
.go-desc{font-size:14px;color:var(--text-med);margin-bottom:26px;line-height:1.8}
.go-version{font-size:12px;color:var(--text-light);margin-top:10px}
.go-feedback{display:none;margin-top:14px;padding:10px 14px;background:var(--bg-light);border-radius:var(--radius-sm);font-size:13px;color:var(--primary);font-weight:600}
.go-feedback.show{display:block}

/* Sitemap */
.sitemap-section{margin-bottom:32px}
.sitemap-section h2{font-size:16px;font-weight:800;color:var(--primary);margin-bottom:12px;padding-bottom:7px;border-bottom:2px solid var(--border)}
.sitemap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.sitemap-link{font-size:12px;color:var(--text-med);padding:5px 0}
.sitemap-link:hover{color:var(--primary)}

/* Footer */
.site-footer{background:#1A1A2E;color:rgba(255,255,255,0.7);margin-top:56px}
.footer-top{padding:46px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px}
.footer-brand{font-size:22px;font-weight:900;color:var(--primary);margin-bottom:11px}
.footer-brand em{color:var(--accent);font-style:normal}
.footer-intro{font-size:12px;line-height:1.8;margin-bottom:14px}
.footer-contact p{font-size:12px;margin:3px 0}
.footer-col-title{font-size:13px;font-weight:800;color:#fff;margin-bottom:12px}
.footer-links li{margin:5px 0}
.footer-links a{font-size:12px;color:rgba(255,255,255,0.6);transition:color 0.2s}
.footer-links a:hover{color:var(--accent)}
.footer-tags{display:flex;flex-wrap:wrap;gap:5px}
.footer-tag{font-size:11px;color:rgba(255,255,255,0.5);background:rgba(255,255,255,0.07);padding:2px 8px;border-radius:3px}
.footer-tag:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding:18px 0;text-align:center;font-size:11px;color:rgba(255,255,255,0.35)}

/* Utils */
.text-primary{color:var(--primary)}.font-bold{font-weight:700}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}
.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}
.hidden{display:none}

/* Responsive */
@media(max-width:1024px){
  .page-layout{grid-template-columns:1fr}
  .sidebar{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .app-features{grid-template-columns:repeat(2,1fr)}
  .app-promo{grid-template-columns:1fr}
  .app-promo-img{display:none}
  .app-hero-inner{grid-template-columns:1fr}
  .app-screen-img{display:none}
}
@media(max-width:768px){
  .site-nav,.header-actions .btn-outline-sm,.header-actions .btn-search-sm,.header-actions .btn-primary-sm{display:none}
  .menu-toggle{display:block}
  .hot-rank-grid{grid-template-columns:1fr}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .art-h-card{flex-direction:column}
  .art-h-cover{width:100%;height:170px}
  .footer-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr 1fr}
  .article-nav{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr}
  .contact-info-grid{grid-template-columns:1fr}
  .contact-row{grid-template-columns:1fr}
  .hero-section{padding:36px 16px}
  .cat-hero{padding:24px 0}
  .tag-hero{padding:22px 0}
  .sitemap-grid{grid-template-columns:repeat(2,1fr)}
  .app-features{grid-template-columns:1fr}
  .app-promo{padding:22px}
  .news-ticker{display:none}
  .topic-hero{height:200px}
  .hero-buttons{flex-direction:column;align-items:center}
  .btn-hero{width:100%;max-width:280px;text-align:center}
}
@media(max-width:480px){
  .grid-4{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .sitemap-grid{grid-template-columns:1fr 1fr}
}