/* 17c / compact editorial terminal */
:root{--red:#D92338;--nav:#1A202C;--ink:#1E293B;--soft:#64748B;--bg:#F4F6F9;--panel:#fff;--line:#DFE5ED;--muted:#EAEEF3;--night:#0D1117;--green:#00C853;--shadow:0 1px 2px rgba(15,23,42,.035);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-size:14px;line-height:1.58}button,input,select,textarea{font:inherit}a{color:inherit;text-decoration:none}a:hover{color:var(--red)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #FCA5A5;outline-offset:3px}img{max-width:100%;height:auto}p{margin:0 0 12px}.wrap{max-width:1220px;margin:auto;padding:0 20px}.skip{position:absolute;z-index:1000;left:1rem;top:-5rem;padding:9px 12px;background:white}.skip:focus{top:1rem}.signal-bar{background:var(--night);color:#B7C1CF;font-size:11px;font-weight:650;letter-spacing:.08em}.signal-inner{display:flex;justify-content:space-between;gap:12px;padding-top:7px;padding-bottom:7px}.signal-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:8px;box-shadow:0 0 0 3px #00c85323}.site-header{background:var(--nav);color:white;border-bottom:3px solid var(--red)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:69px}.brand{display:inline-flex;align-items:center;gap:8px;font-size:26px;font-weight:950;letter-spacing:-.065em}.brand img{width:42px;height:42px;object-fit:contain}.brand:hover{color:white}.site-header nav{display:flex;align-items:center;flex-wrap:wrap;gap:5px}.site-header nav a{display:block;padding:11px 14px;font-weight:750;color:#DFE5ED;border-radius:4px}.site-header nav a:hover,.site-header nav a[aria-current]{background:#313C4F;color:#fff}.site-header nav .nav-post{background:var(--red);color:white;margin-left:8px}.site-header nav .nav-post:hover{background:#BE1F32}.home-main,.community-main{padding-top:16px;padding-bottom:32px}.intro-strip,.community-heading{background:#fff;border:1px solid var(--line);border-left:4px solid var(--red);display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 22px;margin-bottom:14px}.eyebrow{text-transform:uppercase;font:800 11px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:.12em;color:var(--red);display:block;margin-bottom:5px}h1,h2,h3{line-height:1.28;letter-spacing:-.025em;margin:0}h1{font-size:clamp(23px,3vw,32px);font-weight:900}h2{font-size:18px;font-weight:850}h3{font-size:17px;font-weight:830}.intro-strip p,.community-heading p{max-width:760px;margin:9px 0 0;color:var(--soft)}.primary-link,.submit-btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;flex-shrink:0;background:var(--red);color:white;padding:11px 17px;font-weight:800;border:0;border-radius:4px;cursor:pointer}.primary-link:hover,.submit-btn:hover{background:#B91C30;color:#fff}.top-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(310px,1fr);gap:14px;align-items:start}.feature-panel,.rank-panel,.story-card,.side-panel,.discussion-feed,.discussion,.form-card{background:var(--panel);border:1px solid var(--line);border-radius:4px;box-shadow:var(--shadow);overflow:hidden}.section-head{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 15px;border-bottom:1px solid var(--line)}.section-head.dark{background:var(--nav);color:#fff;border-bottom:2px solid var(--red)}.section-head.light{background:var(--muted)}.section-head small,.section-head span{font-size:11px;color:#A9B7C9}.section-head.light span{color:var(--soft)}.live-label{display:inline-flex;align-items:center;gap:6px}.live-label i{width:6px;height:6px;background:var(--green);border-radius:50%}.feature-body{padding:14px}.visual{position:relative;overflow:hidden;aspect-ratio:16/9;background:#DDE4EB;border-radius:3px}.visual img{width:100%;height:100%;object-fit:cover;display:block}.visual-badge{position:absolute;top:10px;left:10px;background:var(--red);color:#fff;font-size:11px;font-weight:800;padding:4px 8px}.category{display:inline-block;padding:3px 8px;border:1px solid currentColor;border-radius:2px;font-size:11px;font-weight:850;line-height:1.3;color:#C1273A;background:#FFF0F2}.category.talk{color:#35519F;background:#E9F1FF}.category.video{color:#6553A5;background:#F0EDFF}.category.check{color:#C1273A}.feature-body>.category{margin-top:12px}.feature-body h3{font-size:25px;margin:8px 0}.feature-body p{font-size:15px}.feature-check{background:#F4F6F9;border-left:3px solid var(--red);padding:11px 13px;margin:14px 0;color:#4D5A6D}.text-link{color:var(--red);font-weight:800}.rank-list{margin:0;padding:0;list-style:none}.rank-list li+li{border-top:1px solid var(--line)}.rank-list a{padding:11px 13px;display:flex;align-items:center;gap:12px;min-height:61px}.rank-list a:hover{background:#FFF5F5}.rank-number{font:900 20px/1 ui-monospace,Consolas,monospace;color:#A7B0BF;min-width:29px}.rank-number.lead{color:var(--red)}.rank-copy{display:grid;gap:2px;min-width:0;flex:1}.rank-copy strong{font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rank-copy small{font-size:11px;color:var(--soft)}.rank-arrow{font-size:22px;color:#9AA5B7}.flow-grid{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(280px,.8fr);gap:14px;align-items:start;margin-top:14px}.flow>.section-head{margin-bottom:12px;border:1px solid var(--line)}.story-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.story-card .visual{border-radius:0}.story-inner{padding:13px}.story-inner h3{margin:9px 0 8px}.story-inner h3 a:hover{text-decoration:underline}.story-inner p{color:var(--soft);font-size:13px;min-height:63px}.card-meta{font-size:12px;font-weight:800;color:var(--red);border-top:1px solid var(--line);padding-top:9px;display:flex;justify-content:space-between}.side-stack,.discussion-aside{display:grid;gap:14px}.side-panel{padding-bottom:14px}.side-panel>p{padding:14px 15px 3px;color:var(--soft);font-size:13px}.side-item{display:grid;gap:5px;padding:12px 15px;border-top:1px solid var(--line)}.side-item strong{line-height:1.4}.side-kicker{font-weight:800;color:var(--red);font-size:11px}.subtle{font-size:11px;color:var(--soft)}.outline-link{margin:13px 15px 0;display:block;text-align:center;border:1px solid #C7D0DC;padding:10px 12px;border-radius:4px;font-weight:800}.outline-link:hover{border-color:var(--red)}.tip-panel{padding:18px;background:var(--nav);color:white;border-top:4px solid var(--red);border-radius:4px}.tip-panel h2{font-size:21px;margin:8px 0}.tip-panel p{color:#B8C2D0}.tip-panel a{color:#FFC0C8;font-weight:800}.community-heading{padding:23px}.community-layout{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(300px,.9fr);gap:14px;align-items:start}.discussion-feed{background:transparent;overflow:visible;border:0;box-shadow:none}.discussion-feed>.section-head{border-radius:4px 4px 0 0}.discussion{padding:17px 19px;margin-top:12px;scroll-margin-top:15px}.discussion:target{border-color:var(--red);box-shadow:0 0 0 2px #d9233817}.discussion-head{display:flex;justify-content:space-between}.anchor{font:12px ui-monospace,Consolas,monospace;color:#7B8799}.discussion h3{font-size:21px;margin:12px 0 8px}.discussion p{color:#4D5A69}.discussion-lead{font-weight:650;color:#253247!important}.questions{background:var(--bg);border:1px solid var(--line);padding:12px 14px;margin:14px 0}.questions strong{color:var(--nav)}.questions ul{margin:7px 0 0;padding-left:19px}.questions li{padding:3px 0}.discuss-action{display:inline-block;font-size:12px;color:var(--red);font-weight:850}.form-card{scroll-margin-top:14px}.form-body{padding:15px}.form-body p{color:var(--soft);font-size:13px}.form-body label:not(.checkrow){display:block;font-size:12px;font-weight:800;margin:14px 0 6px}.form-body input:not([type=checkbox]),.form-body select,.form-body textarea{width:100%;border:1px solid #C9D2DE;border-radius:3px;background:white;padding:10px 11px;color:var(--ink)}.form-body textarea{resize:vertical;min-height:130px}.checkrow{display:flex;gap:9px;align-items:start;margin:13px 0;font-size:12px}.checkrow input{margin-top:3px;accent-color:var(--red)}.submit-btn{width:100%}.form-body .form-foot{margin-top:10px;font-size:11px}.form-notice{padding:10px;border-radius:3px;font-weight:700}.form-notice.success{background:#e4f9eb;color:#166534}.form-notice.error{background:#fff0f0;color:#9b1c1c}.rules{margin:12px 15px 0;padding-left:20px;font-size:13px;color:#4D5A69}.rules li{padding:6px 0}.site-footer{background:var(--night);color:#A9B4C4;margin-top:25px}.footer-grid{display:grid;grid-template-columns:1.2fr .65fr 1fr;gap:35px;padding-top:29px;padding-bottom:25px}.footer-grid>div{display:flex;flex-direction:column;align-items:flex-start;gap:8px}.footer-brand{font-size:27px;line-height:1;font-weight:950;color:#fff}.footer-brand span{color:var(--red)}.footer-grid strong{color:#fff}.footer-grid p{font-size:12px;line-height:1.8;margin:3px 0}.footer-grid a:not(.footer-brand){font-size:12px}.footer-grid a:hover{color:#fff}.footer-bottom{padding-top:14px;padding-bottom:20px;border-top:1px solid #27303C;font-size:11px}
@media(max-width:950px){.top-grid,.flow-grid,.community-layout{grid-template-columns:minmax(0,1fr)}.rank-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.rank-list li{border-top:1px solid var(--line)}.side-stack{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.footer-grid{gap:20px}}
@media(max-width:640px){.wrap{padding-left:12px;padding-right:12px}.signal-sub{display:none}.header-inner{align-items:stretch;flex-wrap:wrap;padding-top:9px;padding-bottom:8px}.site-header nav{width:100%;justify-content:space-between}.site-header nav a{font-size:12px;padding:8px}.site-header nav .nav-post{margin-left:0}.intro-strip,.community-heading{align-items:flex-start;flex-direction:column;padding:14px;gap:12px}.primary-link{width:100%}.rank-list,.story-grid,.side-stack,.footer-grid{grid-template-columns:1fr}.story-inner p{min-height:0}.feature-body h3{font-size:21px}.footer-grid{gap:22px}.footer-grid>div{gap:4px}.discussion{padding:14px}.discussion h3{font-size:19px}.section-head{padding:10px 12px}.section-head span{font-size:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* Detailed interactive and editorial reading surfaces */
.method-panel{background:linear-gradient(180deg,#FFFFFF,#F7F9FC);margin:12px 0 16px;padding:14px 17px;border:1px solid #D6DFEA;border-radius:4px;position:relative}
.method-panel:before{content:"";position:absolute;left:-1px;top:14px;bottom:14px;width:3px;background:var(--red)}
.method-panel h4{font-size:14px;font-weight:900;color:#172234;margin:0 0 9px;line-height:1.4}
.method-panel ol{margin:0;padding-left:20px;color:#526174;line-height:1.75}
.method-panel li{padding:3px 0 3px 5px}
.method-panel li::marker{font-family:ui-monospace,Consolas,monospace;color:#C1273A;font-size:12px;font-weight:900}
.discussion-feed .discussion:nth-of-type(even){border-left:3px solid #A9B6C8}
.discussion-feed .discussion:nth-of-type(odd){border-left:3px solid var(--red)}
.discussion-feed .discussion:hover{box-shadow:0 4px 13px rgba(22,34,50,.065)}
.discussion-head .anchor{background:#F0F3F7;border:1px solid #DFE5ED;padding:3px 7px;border-radius:2px}
.discussion-head .anchor:hover{background:#FFECEF;color:#B91C30;border-color:#FBC8CD}
.questions li+li{margin-top:4px}
.questions li::marker{color:var(--red)}
.form-card input:not([type=checkbox]):hover,.form-card select:hover,.form-card textarea:hover{border-color:#8DA0B8}
.form-card input:not([type=checkbox]):focus,.form-card select:focus,.form-card textarea:focus{border-color:#C1273A;box-shadow:0 0 0 3px rgba(217,35,56,.1);outline:none}
.form-card input::placeholder,.form-card textarea::placeholder{color:#8C9AAA}
.form-card textarea{line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}
.form-card .checkrow:has(input:focus-visible){outline:2px solid #FCA5A5;outline-offset:3px}
.rank-list a:focus-visible{position:relative;z-index:1;background:#FFF4F4}
.story-card{transition:border-color .15s ease,box-shadow .15s ease}
.story-card:hover{border-color:#CCD2DD;box-shadow:0 4px 15px rgba(30,41,59,.065)}
.story-card .visual img{transition:transform .2s ease}
.story-card:hover .visual img{transform:scale(1.018)}
.story-card .story-inner{display:flex;flex-direction:column;align-items:flex-start}
.story-card .story-inner .card-meta{width:100%;margin-top:auto}
.tip-panel{background-image:linear-gradient(135deg,#1A202C 0%,#262F40 100%)}
.tip-panel .eyebrow{color:#F7A5AC}
.intro-strip h1,.community-heading h1{text-wrap:balance}
.side-item strong,.story-inner h3,.discussion h3{overflow-wrap:anywhere}
.home-main .rank-panel{position:relative}
.footer-grid p{max-width:390px}
@media(min-width:951px){.discussion-aside{position:sticky;top:12px}.rank-list li:last-child{border-bottom:none}}
@media(max-width:950px){.discussion-aside{grid-template-columns:1fr 1fr;align-items:start}.discussion-aside .form-card{grid-column:1/-1}}
@media(max-width:640px){.discussion-aside{grid-template-columns:1fr}.discussion-aside .form-card{grid-column:auto}.method-panel{padding:12px 13px}.method-panel ol{padding-left:19px}.method-panel li{padding-left:1px}.discussion-feed .discussion{margin-top:9px}}
@media(prefers-reduced-motion:reduce){.story-card,.story-card .visual img{transition:none!important}.story-card:hover .visual img{transform:none}}