:root{--bg:#f4f6fb;--surface:#fff;--ink:#0b1b3f;--text:#4a5878;--muted:#8592ad;--line:#e6eaf2;--accent:#e11d2e;--accent-2:#ff5a4e;--blue:#2453d6;--radius:20px;--shadow:0 10px 30px -12px rgba(11,27,63,.18);--container:1240px;--font:"Manrope",system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.65 var(--font);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip-link:focus{position:fixed!important;width:auto;height:auto;clip:auto;top:8px;left:8px;z-index:1000;background:#fff;padding:8px 14px;border-radius:8px}
.ico{flex:none}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:12px 22px;font:700 14px/1 var(--font);cursor:pointer;transition:.2s}
.btn--primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 8px 20px -8px rgba(225,29,46,.6)}
.btn--primary:hover{transform:translateY(-1px);box-shadow:0 12px 24px -8px rgba(225,29,46,.7)}
.btn--sm{padding:10px 18px}
.btn--ghost{border-color:var(--line);color:var(--ink);background:#fff;padding:10px 16px;border-radius:10px}
.btn--ghost:hover{border-color:var(--ink);background:var(--ink);color:#fff}
.btn--load{background:var(--ink);color:#fff;padding:16px 34px}
.btn--load:hover{background:var(--accent)}
.btn--load[disabled]{opacity:.6;cursor:wait}
.icon-btn{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);display:inline-grid;place-items:center;cursor:pointer;transition:.2s}
.icon-btn:hover{border-color:var(--ink)}
/* topbar + header */
.topbar{background:var(--ink);color:#c9d3ea;font-size:13px}
.topbar__inner{display:flex;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}
.topbar__tag{display:inline-flex;align-items:center;gap:6px;color:#fff}.topbar__tag .ico{color:var(--accent-2)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line);transition:box-shadow .2s}
.site-header.is-scrolled{box-shadow:0 8px 24px -16px rgba(11,27,63,.35)}
.admin-bar .site-header{top:32px}
.site-header__inner{display:flex;align-items:center;gap:28px;height:76px}
.logo{display:inline-flex;align-items:center;gap:10px;flex:none}
.logo__mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:800;font-size:14px;transform:rotate(-6deg);box-shadow:0 8px 18px -8px rgba(225,29,46,.7)}
.logo__text{font-size:22px;font-weight:800;color:var(--ink);letter-spacing:-.03em}.logo__text b{color:var(--accent)}
.logo--light .logo__text{color:#fff}
.main-nav{flex:1}
.main-nav__list{display:flex;gap:4px;list-style:none;margin:0;padding:0;justify-content:center}
.main-nav__list a{display:block;padding:10px 14px;border-radius:10px;font-weight:700;font-size:15px;color:var(--ink);position:relative}
.main-nav__list a:hover,.main-nav__list .current-menu-item>a{background:#fff1f2;color:var(--accent)}
.site-header__actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.burger{display:none}
.search-panel{border-top:1px solid var(--line);padding:16px 0;background:#fff}
.search-form{display:flex;gap:10px}.search-form label{flex:1}
.search-field{width:100%;padding:14px 18px;border:1px solid var(--line);border-radius:12px;font:inherit}
.search-submit{border:0;background:var(--ink);color:#fff;border-radius:12px;padding:0 22px;font:700 14px var(--font);cursor:pointer}
/* hero */
.hero{display:grid;grid-template-columns:2fr 1fr;grid-template-rows:1fr 1fr;gap:20px;margin-top:32px;height:560px}
.hero__item{border-radius:var(--radius);overflow:hidden;position:relative;background:var(--ink)}
.hero__item--main{grid-row:1/3}
.hero__link{display:block;height:100%;position:relative}
.hero__link img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s}
.hero__link:hover img{transform:scale(1.04)}
.hero__shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,27,63,0) 35%,rgba(11,27,63,.9))}
.hero__content{position:absolute;left:0;right:0;bottom:0;padding:28px;color:#fff}
.hero__cat{display:inline-block;background:rgba(255,255,255,.18);backdrop-filter:blur(6px);padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}
.hero__title{color:#fff;font-size:22px;margin-bottom:12px}
.hero__item--main .hero__title{font-size:40px;max-width:720px}
.hero__content .label-important{position:static;margin-right:8px;display:inline-block}
/* categories strip */
.cat-strip{margin:32px 0 8px}
.cat-strip__inner{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:4px}
.cat-strip__inner::-webkit-scrollbar{display:none}
.cat-chip{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 16px;font-weight:700;font-size:14px;color:var(--ink);transition:.2s}
.cat-chip:hover{border-color:var(--ink);transform:translateY(-1px)}
.cat-chip.is-active{background:var(--ink);color:#fff;border-color:var(--ink)}
.cat-chip__dot{width:10px;height:10px;border-radius:50%;background:var(--c);box-shadow:0 0 0 3px color-mix(in srgb,var(--c) 20%,transparent)}
.cat-chip.is-active .cat-chip__dot{box-shadow:0 0 0 3px rgba(255,255,255,.25)}
.cat-chip__count{font-size:12px;color:var(--muted);background:var(--bg);padding:2px 8px;border-radius:999px}
.cat-chip.is-active .cat-chip__count{background:rgba(255,255,255,.15);color:#fff}
/* sections */
.section{padding:40px 24px}
.section__head{display:flex;align-items:center;gap:16px;margin-bottom:28px}
.section__title{font-size:30px;margin:0;display:flex;align-items:center;gap:12px}
.section__title::before{content:"";width:6px;height:28px;border-radius:4px;background:linear-gradient(var(--accent),var(--accent-2))}
/* grid + card */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card.is-new{animation:fadeUp .5s both}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}}
.card__media{position:relative;display:block;aspect-ratio:3/2;overflow:hidden;background:linear-gradient(135deg,#dfe5f2,#f4f6fb)}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.card:hover .card__media img{transform:scale(1.05)}
.card__ph{display:grid;place-items:center;height:100%;font-size:42px;font-weight:800;color:#c3cbe0}
.label-important{position:absolute;top:16px;left:16px;background:var(--accent);color:#fff;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:7px 12px;border-radius:999px;box-shadow:0 6px 16px -6px rgba(225,29,46,.8)}
.label-important--static{position:static;display:inline-block}
.card__body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.meta{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:12px}
.meta__item{display:inline-flex;align-items:center;gap:7px}
.meta .ico{color:var(--blue)}
.meta--light,.meta--light .ico{color:#fff}
.card__title{font-size:21px;margin-bottom:10px}
.card__title a:hover{color:var(--accent)}
.card__excerpt{margin:0 0 20px;color:var(--text)}
.card__foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card__comments{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:14px;color:var(--ink)}
.card__comments .ico{color:var(--blue)}
.load-more-wrap{text-align:center;margin-top:44px}
/* archive head */
.archive-head{padding:56px 0 8px}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:12px}.crumbs a:hover{color:var(--accent)}.crumbs span{margin:0 6px}
.archive-head__title{font-size:52px;margin:0;display:inline-flex;align-items:center;gap:16px}
.archive-head__title::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--c,var(--accent));box-shadow:0 0 0 6px color-mix(in srgb,var(--c,var(--accent)) 18%,transparent)}
.archive-head__desc{max-width:720px;font-size:18px}.archive-head__count{color:var(--muted);font-weight:600;margin:8px 0 0}
/* single */
.single__head{padding-top:48px;padding-bottom:28px}
.single__cats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.pill{background:color-mix(in srgb,var(--c) 12%,#fff);color:var(--c);padding:7px 14px;border-radius:999px;font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.single__title{font-size:clamp(32px,4.4vw,56px);max-width:1000px}
.single__lead{font-size:20px;max-width:860px;margin:0 0 20px}
.single__cover{margin:0 auto 40px}
.single__cover img{width:100%;border-radius:28px;aspect-ratio:2/1;object-fit:cover}
.entry{background:#fff;border:1px solid var(--line);border-radius:28px;padding:56px clamp(20px,5vw,72px);font-size:18px;line-height:1.8;color:#2c3a5a}
.entry>*{margin:0 0 1.2em}
.entry h2{font-size:32px;margin-top:1.6em}.entry h3{font-size:24px;margin-top:1.4em}
.entry a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.entry blockquote{margin:2em 0;padding:28px 32px;background:var(--bg);border-left:5px solid var(--accent);border-radius:0 18px 18px 0;font-size:21px;font-weight:600;color:var(--ink)}
.entry blockquote p{margin:0}
.entry img,.entry figure img{border-radius:18px}
.entry ul,.entry ol{padding-left:1.3em}.entry li::marker{color:var(--accent)}
.entry table{width:100%;border-collapse:collapse;font-size:16px}.entry th,.entry td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}.entry th{color:var(--ink);background:var(--bg)}
.single__tags{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0}
.single__tags a{background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px 14px;font-weight:700;font-size:14px;color:var(--ink)}
.single__tags a:hover{border-color:var(--accent);color:var(--accent)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:36px 0}
.post-nav__item{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;transition:.25s}
.post-nav__item:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.post-nav__item--next{flex-direction:row-reverse;text-align:right}
.post-nav__thumb{width:88px;height:88px;border-radius:14px;object-fit:cover;flex:none}
.post-nav__dir{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--accent)}
.post-nav__title{display:block;font-weight:800;color:var(--ink);font-size:17px;line-height:1.35;margin-top:4px}
.post-nav__item--next .post-nav__text{display:flex;flex-direction:column;align-items:flex-end}
/* poll */
.poll{background:radial-gradient(120% 140% at 100% 0,#1d3a8a 0,var(--ink) 55%);color:#c9d3ea;border-radius:28px;padding:44px clamp(20px,5vw,56px);margin:40px 0;position:relative;overflow:hidden}
.poll::after{content:"投票";position:absolute;right:-10px;bottom:-40px;font-size:180px;font-weight:800;color:rgba(255,255,255,.04);pointer-events:none}
.poll__badge{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.08em;padding:8px 14px;border-radius:999px}
.poll__title{color:#fff;font-size:30px;margin:16px 0 8px;max-width:760px}
.poll__intro{margin:0 0 8px;max-width:760px}
.poll__list{list-style:none;padding:0;margin:24px 0 12px;display:grid;gap:12px;max-width:820px;position:relative;z-index:1}
.poll__btn{position:relative;overflow:hidden;width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);color:#fff;border-radius:14px;padding:16px 20px;font:700 16px var(--font);cursor:pointer;text-align:left;transition:.2s}
.poll__btn:not([disabled]):hover{background:rgba(255,255,255,.14);border-color:#fff}
.poll__btn[disabled]{cursor:default}
.poll__bar{position:absolute;inset:0 auto 0 0;width:0;background:linear-gradient(90deg,rgba(225,29,46,.85),rgba(255,90,78,.6));transition:width .8s cubic-bezier(.2,.8,.2,1)}
.poll__label,.poll__pct{position:relative}
.poll__pct{opacity:0;transition:opacity .3s}
.poll.is-voted .poll__bar{width:var(--p)}
.poll.is-voted .poll__pct{opacity:1}
.poll__opt.is-mine .poll__btn{border-color:#fff}
.poll__total{font-size:14px;margin:0;position:relative}
/* related & comments */
.related{padding-top:20px}
.comments-wrap{padding-bottom:48px}
.comments-wrap .comment-list{list-style:none;padding:0}
.comment-respond,.comments-wrap .comment-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:16px}
.comment-form input:not([type=submit]):not([type=checkbox]),.comment-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit}
.comment-form .submit{background:var(--ink);color:#fff;border:0;border-radius:999px;padding:14px 26px;font:700 14px var(--font);cursor:pointer}
/* footer */
.site-footer{background:var(--ink);color:#aab6d3;margin-top:56px;padding:56px 0 28px}
.footer-cta{display:flex;justify-content:space-between;align-items:center;gap:32px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:24px;padding:36px 40px;color:#fff;margin-bottom:48px}
.footer-cta h2{color:#fff;font-size:28px}.footer-cta p{margin:0}
.footer-cta__form{display:flex;gap:10px;flex:0 1 460px}
.footer-cta__form input{flex:1;border:0;border-radius:999px;padding:14px 20px;font:inherit;min-width:0}
.footer-cta__form .btn{background:var(--ink);box-shadow:none}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.footer-grid h3{color:#fff;font-size:16px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}.footer-links a:hover{color:#fff}
.footer-about{max-width:360px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:20px;font-size:14px}
/* responsive */
@media (max-width:1100px){.post-grid{grid-template-columns:repeat(2,1fr)}.hero{height:480px}.hero__item--main .hero__title{font-size:32px}}
@media (max-width:900px){
 .burger{display:inline-grid}
 .main-nav{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:#fff;transform:translateX(100%);transition:transform .3s;z-index:60;padding:90px 20px 20px;box-shadow:-20px 0 40px -20px rgba(11,27,63,.4)}
 .main-nav.is-open{transform:none}
 .main-nav__list{flex-direction:column}
 .main-nav__list a{font-size:18px;padding:14px}
 .burger{position:relative;z-index:61}
 .hero{grid-template-columns:1fr;grid-template-rows:auto;height:auto}
 .hero__item--main{grid-row:auto;aspect-ratio:4/3}.hero__item--side{aspect-ratio:16/9}
 .footer-cta{flex-direction:column;align-items:stretch}.footer-cta__form{flex:auto}
 .footer-grid{grid-template-columns:1fr}
}
@media (max-width:640px){
 .container{padding:0 16px}.section{padding:28px 16px}
 .topbar__date,.hide-sm{display:none}
 .site-header__inner{height:64px;gap:12px}
 .post-grid{grid-template-columns:1fr;gap:20px}
 .hero__item--main .hero__title{font-size:24px}.hero__content{padding:20px}
 .archive-head__title{font-size:36px}
 .section__title{font-size:24px}
 .entry{padding:28px 20px;font-size:17px;border-radius:20px}
 .single__cover img{border-radius:18px}
 .post-nav{grid-template-columns:1fr}
 .post-nav__thumb{width:64px;height:64px}
 .poll__title{font-size:24px}
 .footer-cta{padding:28px 22px}.footer-cta__form{flex-direction:column}
}
html,body{overflow-x:clip}
@media (max-width:900px){.site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:#fff}.main-nav{visibility:hidden;transition:transform .3s,visibility .3s}.main-nav.is-open{visibility:visible}}
@media (max-width:900px){.main-nav:not(.is-open){display:none}.main-nav.is-open{animation:navIn .3s both}@keyframes navIn{from{transform:translateX(100%)}}}