:root{
  --ink:#172033;--ink-2:#24304A;--navy:#17284B;--navy-2:#223A68;--bg:#F5F3EE;--bg-2:#EEF3F6;--surface:#FFFFFF;--surface-soft:#FAF8F4;--coral:#F05A5B;--coral-dark:#D9474D;--cyan:#35B8C8;--cyan-soft:#DDF5F7;--amber:#F2B84B;--text:#20283A;--text-2:#596377;--text-3:#8A93A3;--line:rgba(23,32,51,.11);--line-light:rgba(255,255,255,.16);--shadow:0 10px 30px rgba(24,39,67,.10);--shadow-strong:0 20px 54px rgba(20,34,62,.18);--radius:12px;--radius-card:18px;--radius-large:28px;--wrap:1320px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.65;overflow-x:hidden}img{max-width:100%;display:block;object-fit:cover}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}p{margin:.55em 0}h1,h2,h3{color:var(--ink);line-height:1.2;margin:.3em 0 .55em}h1{font-size:clamp(2.2rem,5vw,5.2rem);letter-spacing:-.04em}h2{font-size:clamp(1.55rem,2.6vw,2.4rem)}h3{font-size:1.12rem}.wrap{width:min(calc(100% - 36px),var(--wrap));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:999;background:var(--surface);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}.skip-link:focus{top:12px}.ticker{height:30px;background:var(--navy);color:#f5f8ff;font-size:.82rem}.ticker-inner{height:100%;display:flex;align-items:center;gap:12px;overflow:hidden}.ticker-dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(53,184,200,.16)}.ticker-track{display:flex;gap:28px;white-space:nowrap;color:#dce7fb;overflow:hidden}.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:70px;display:flex;align-items:center;gap:26px}.brand{display:flex;align-items:center;gap:10px;min-width:max-content}.brand img{width:42px;height:42px;border-radius:12px}.brand b{display:block;font-size:1.18rem}.brand small{display:block;color:var(--text-3);font-size:.7rem;letter-spacing:.08em}.desktop-nav{display:flex;align-items:center;gap:19px;flex:1}.desktop-nav a{position:relative;font-weight:650;color:var(--ink-2);padding:24px 0}.desktop-nav a.active{color:var(--navy)}.desktop-nav a.active:after{content:"";position:absolute;left:20%;right:20%;bottom:10px;height:2px;background:var(--coral);border-radius:2px}.header-actions{display:flex;align-items:center;gap:13px;font-size:.9rem}.icon-button,.menu-button{background:transparent;border:1px solid var(--line);padding:8px 11px;border-radius:10px;color:var(--ink)}.menu-button{display:none}.mobile-menu{padding:12px 18px 18px;border-top:1px solid var(--line);grid-template-columns:repeat(2,1fr);gap:8px;background:var(--surface)}.mobile-menu a{padding:9px 10px;background:var(--bg-2);border-radius:10px}.search-overlay{position:fixed;inset:0;z-index:300;background:rgba(15,25,43,.62);padding:10vh 20px}.search-panel{position:relative;max-width:700px;margin:auto;background:var(--surface);border-radius:24px;padding:34px;box-shadow:var(--shadow-strong)}.search-close{position:absolute;right:18px;top:14px;border:0;background:transparent;font-size:2rem}.search-row{display:flex;gap:10px}.search-row input{flex:1;padding:13px 14px;border:1px solid var(--line);border-radius:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:11px 17px;border:1px solid var(--line);font-weight:700;background:var(--surface);color:var(--ink)}.btn.primary{background:var(--coral);color:#fff;border-color:var(--coral)}.btn.dark{background:var(--navy);color:#fff;border-color:var(--navy)}.btn.ghost{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}.hero{padding:44px 0 30px}.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:stretch}.hero-copy{background:var(--surface);border-radius:var(--radius-large);padding:clamp(28px,5vw,68px);box-shadow:var(--shadow);display:flex;flex-direction:column;justify-content:center}.hero-copy p{font-size:1.08rem;color:var(--text-2);max-width:720px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 20px}.hero-visual{position:relative;border-radius:var(--radius-large);overflow:hidden;min-height:510px;background:var(--navy)}.hero-visual img{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;inset:auto 20px 20px;background:rgba(23,40,75,.88);color:#fff;padding:20px;border-radius:16px}.hero-overlay h3{color:#fff}.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.12em;color:var(--coral-dark);font-weight:800;font-size:.72rem}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:20px}.stat{background:var(--bg-2);padding:15px;border-radius:14px}.stat b{display:block;font-size:1.5rem;color:var(--navy)}.stat span{font-size:.8rem;color:var(--text-2)}.section{padding:46px 0}.section.alt{background:var(--bg-2)}.section.dark{background:var(--navy);color:#eaf0fb}.section.dark h2,.section.dark h3,.section.dark .section-head p{color:#fff}.section-head{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:22px}.section-head p{max-width:760px;color:var(--text-2);margin-bottom:0}.text-link{color:var(--navy);font-weight:750;white-space:nowrap}.dark .text-link{color:var(--cyan)}.keyword-radar{display:flex;flex-wrap:wrap;gap:10px}.keyword-radar a,.tag-row span,.footer-tags a{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);padding:8px 11px;border-radius:12px}.keyword-radar i{width:6px;height:6px;border-radius:50%;background:var(--cyan)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);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:16px}.media-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.media-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:0 6px 20px rgba(24,39,67,.05)}.media-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2)}.media-thumb img{width:100%;height:100%;transition:transform .25s ease}.media-card:hover .media-thumb img{transform:scale(1.025)}.media-body{padding:16px}.media-body p{color:var(--text-2);font-size:.92rem}.meta-row{font-size:.76rem;color:var(--text-3);margin-bottom:5px}.tag-row{display:flex;flex-wrap:wrap;gap:6px}.tag-row span{font-size:.72rem;padding:4px 7px;background:var(--bg-2)}.rank-list{counter-reset:rank;display:grid;gap:10px}.rank-item{counter-increment:rank;display:grid;grid-template-columns:42px 1fr auto;gap:12px;align-items:center;background:var(--surface);padding:14px;border-radius:14px;border:1px solid var(--line)}.rank-item:before{content:counter(rank,decimal-leading-zero);font-weight:900;color:var(--coral);font-size:1.18rem}.rank-item small{color:var(--text-2)}.stream{border-left:1px solid var(--line);margin-left:72px}.stream-item{position:relative;padding:0 0 22px 28px}.stream-item:before{content:"";position:absolute;left:-5px;top:7px;width:9px;height:9px;background:var(--cyan);border-radius:50%}.stream-item.important{border-left:3px solid var(--coral);margin-left:-1px;padding-left:26px}.stream-item time{position:absolute;left:-94px;top:-2px;font-size:.8rem;color:var(--text-3)}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;font-size:.72rem;font-weight:750;background:var(--bg-2);border:1px solid var(--line)}.badge-hot{background:#fff0ef;color:var(--coral-dark)}.badge-safe{background:var(--cyan-soft);color:#176b77}.badge-warn{background:#fff7df;color:#886113}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}.split.reverse> :first-child{order:2}.split-media{border-radius:24px;overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/3}.split-media img{width:100%;height:100%}.feature-list{display:grid;gap:10px}.feature-list li{background:var(--surface);border:1px solid var(--line);padding:12px 14px;border-radius:12px}.dark .feature-list li{background:rgba(255,255,255,.06);border-color:var(--line-light)}.schedule{display:grid;gap:10px}.schedule-row{display:grid;grid-template-columns:100px 1.2fr .8fr auto;gap:14px;align-items:center;background:var(--surface);border:1px solid var(--line);padding:15px 16px;border-radius:14px}.schedule-row time{font-weight:800;color:var(--navy)}.schedule-row p{font-size:.86rem;color:var(--text-2)}.topic-band{display:grid;grid-template-columns:1.2fr 1fr;overflow:hidden;border-radius:28px;background:var(--navy);color:#fff}.topic-band img{width:100%;height:100%;min-height:320px}.topic-band .copy{padding:42px}.topic-band h2,.topic-band h3{color:#fff}.timeline{display:flex;gap:16px;overflow-x:auto;padding-bottom:10px}.timeline-card{min-width:260px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:17px}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.calendar-day{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px;min-height:96px}.calendar-day b{display:block;color:var(--navy)}.calendar-day span{font-size:.78rem;color:var(--text-2)}.comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.comment{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px}.comment strong{color:var(--navy)}.comment small{display:block;color:var(--text-3);margin-top:9px}.faq-list{display:grid;gap:10px}.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden}.faq-question{width:100%;text-align:left;border:0;background:transparent;padding:16px 18px;font-weight:800;color:var(--ink);display:flex;justify-content:space-between}.faq-answer{padding:0 18px 18px;color:var(--text-2)}.page-hero{padding:54px 0 30px}.page-hero-card{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;background:var(--navy);color:#fff;border-radius:28px;overflow:hidden}.page-hero-copy{padding:clamp(30px,5vw,66px)}.page-hero-copy h1,.page-hero-copy h2{color:#fff}.page-hero-copy p{color:#d8e0ef}.page-hero-card img{width:100%;height:100%;min-height:360px}.breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--text-3);font-size:.86rem;margin-bottom:14px}.breadcrumb a{color:var(--navy)}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;background:var(--surface);padding:14px;border-radius:16px;border:1px solid var(--line)}.filter-bar select,.filter-bar input{padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}.pagination{display:flex;gap:8px;justify-content:center;margin-top:24px}.pagination a,.pagination span{min-width:40px;text-align:center;padding:8px 10px;border-radius:10px;border:1px solid var(--line);background:var(--surface)}.pagination .current{background:var(--navy);color:#fff}.notice{padding:16px 18px;border-left:4px solid var(--cyan);background:var(--cyan-soft);border-radius:10px;color:#24545d}.warning{border-left-color:var(--amber);background:#fff8e6;color:#665021}.verify-card{background:var(--surface);border-radius:18px;border:1px solid var(--line);padding:20px}.verify-card dl{display:grid;grid-template-columns:140px 1fr;gap:9px 16px}.verify-card dt{font-weight:800}.verify-card dd{margin:0;color:var(--text-2)}.prose{max-width:850px}.prose p{color:var(--text-2);font-size:1.02rem}.aside-card{background:var(--surface);padding:22px;border-radius:18px;border:1px solid var(--line)}.sticky-aside{position:sticky;top:120px}.product-stage{background:var(--navy);border-radius:30px;padding:32px;color:#fff;overflow:hidden}.product-stage h1,.product-stage h2{color:#fff}.device-stack{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;align-items:end}.device-stack img{border-radius:20px;border:6px solid rgba(255,255,255,.12);box-shadow:var(--shadow-strong)}.device-stack img:nth-child(2){transform:translateY(18px)}.device-stack img:nth-child(3){transform:translateY(-10px)}.site-footer{background:var(--navy);color:#dce4f3;padding:48px 0 95px;margin-top:40px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}.site-footer h2{color:#fff;font-size:1rem}.site-footer a{display:block;padding:4px 0;color:#dce4f3}.footer-brand{display:flex!important;align-items:center;gap:10px;font-size:1.3rem;font-weight:800}.footer-brand img{border-radius:12px}.footer-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:26px}.footer-tags a{display:inline-flex;background:rgba(255,255,255,.06);border-color:var(--line-light)}.footer-notice{margin-top:24px;padding-top:22px;border-top:1px solid var(--line-light);color:#b8c4d7}.copyright{font-size:.82rem;color:#8fa0bb;margin-top:16px}.copyright a{display:inline}.mobile-bottom{display:none}.back-top{position:fixed;right:20px;bottom:26px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:.2s}.back-top.show{opacity:1;pointer-events:auto}.muted{color:var(--text-2)}.center{text-align:center}.kicker-line{width:52px;height:4px;border-radius:3px;background:var(--coral);margin:14px 0}.horizontal-cards{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px}.horizontal-cards>.media-card{min-width:min(360px,82vw);scroll-snap-align:start}.compact-card{background:var(--surface);padding:16px;border:1px solid var(--line);border-radius:14px}.compact-card p{color:var(--text-2)}.link-card{display:block;background:var(--surface);padding:18px;border:1px solid var(--line);border-radius:16px;transition:.2s}.link-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.dark .link-card{background:rgba(255,255,255,.06);border-color:var(--line-light)}.dark .link-card h3{color:#fff}.dark .link-card p{color:#cbd7e8}
@media(max-width:1200px){.desktop-nav{gap:12px;font-size:.9rem}.header-actions>a{display:none}.media-grid{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:992px){.desktop-nav{display:none}.menu-button{display:inline-flex}.header-actions{margin-left:auto}.hero-grid,.page-hero-card,.topic-band,.split{grid-template-columns:1fr}.hero-visual{min-height:380px}.page-hero-card img{min-height:300px}.media-grid,.grid-3,.comment-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.schedule-row{grid-template-columns:90px 1fr}.schedule-row>*:nth-child(3),.schedule-row>*:nth-child(4){grid-column:2}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){body{padding-bottom:66px}.wrap{width:min(calc(100% - 24px),var(--wrap))}.header-inner{height:64px}.ticker-track span:nth-child(n+3){display:none}.search-row{flex-direction:column}.hero{padding-top:24px}.hero-copy{padding:28px}.hero-visual{min-height:310px}.section{padding:34px 0}.section-head{align-items:start;flex-direction:column}.media-grid,.grid-2,.grid-3,.grid-4,.comment-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.product-stage{padding:22px}.device-stack{grid-template-columns:repeat(3,70%);overflow-x:auto}.device-stack img:nth-child(n){transform:none}.calendar-grid{grid-template-columns:repeat(2,1fr)}.verify-card dl{grid-template-columns:1fr}.verify-card dt{margin-top:8px}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:180;background:rgba(255,255,255,.96);border-top:1px solid var(--line);padding:7px 8px calc(7px + env(safe-area-inset-bottom));backdrop-filter:blur(12px)}.mobile-bottom a,.mobile-bottom button{border:0;background:transparent;color:var(--ink);font-size:.78rem;text-align:center}.back-top{bottom:82px}.site-footer{padding-bottom:40px}.split.reverse> :first-child{order:0}}
@media(max-width:520px){.brand small{display:none}.header-actions .icon-button{display:none}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.stats{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.page-hero-copy{padding:28px 22px}.schedule-row{grid-template-columns:1fr}.schedule-row>*{grid-column:1!important}.stream{margin-left:52px}.stream-item time{left:-72px}.calendar-grid{grid-template-columns:1fr 1fr}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}