:root{
  --primary:#E9573F;
  --primary-2:#F2764F;
  --primary-light:#F8B39E;
  --primary-soft:#FFF0E9;
  --purple:#805A78;
  --purple-soft:#F4EDF2;
  --navy:#24201F;
  --navy-2:#191615;
  --navy-3:#100E0D;
  --bg:#F7F3EC;
  --bg-2:#EEE8DE;
  --bg-3:#FCFAF6;
  --surface:#FFFFFF;
  --surface-dark:#292321;
  --surface-dark-2:#39302C;
  --text:#241F1D;
  --text-2:#675E59;
  --text-3:#9A8F87;
  --line:rgba(70,52,45,.10);
  --line-strong:rgba(233,87,63,.26);
  --shadow:0 6px 24px rgba(63,42,34,.08);
  --shadow-hover:0 16px 38px rgba(63,42,34,.15);
  --radius:10px;
  --radius-card:14px;
  --radius-large:20px;
  --wrap:1320px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;line-height:1.72;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body.search-open,body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
a:hover{color:var(--primary)}
img{display:block;max-width:100%;height:auto}
button,input,select{font:inherit}
button,a,input,select{outline-offset:3px}
:focus-visible{outline:3px solid rgba(233,87,63,.45);outline-offset:3px}
[hidden]{display:none!important}
.wrap{width:min(calc(100% - 40px),var(--wrap));margin:0 auto}
.narrow{width:min(calc(100% - 40px),900px);margin-left:auto;margin-right:auto}
.skip-link{position:fixed;left:16px;top:-80px;z-index:999;background:var(--surface);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.skip-link:focus{top:16px}
.daily-flash{min-height:29px;background:var(--navy);color:rgba(255,255,255,.78);font-size:13px}
.flash-inner{min-height:29px;display:flex;align-items:center;gap:18px;white-space:nowrap;overflow:hidden}
.flash-inner strong{color:var(--primary-light);font-size:12px;letter-spacing:.08em}
.site-header{position:sticky;top:0;z-index:80;background:rgba(247,243,236,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(70,52,45,.1);transition:background .2s,box-shadow .2s}
.site-header.scrolled{background:rgba(255,252,247,.97);box-shadow:0 8px 24px rgba(63,42,34,.07)}
.header-row{height:68px;display:flex;align-items:center;gap:30px}
.brand{display:inline-flex;align-items:center;gap:9px;font-weight:900;font-size:22px;letter-spacing:-.02em;flex:0 0 auto}
.brand img{width:34px;height:34px;object-fit:contain;border-radius:9px}
.desktop-nav{display:flex;align-items:stretch;gap:24px;height:100%;margin-left:auto}
.desktop-nav a{position:relative;display:flex;align-items:center;color:var(--text-2);font-size:14px;font-weight:700;white-space:nowrap}
.desktop-nav a:hover,.desktop-nav a.active{color:var(--primary)}
.desktop-nav a.active:after{content:"";position:absolute;left:50%;bottom:0;width:22px;height:2px;background:var(--primary);transform:translateX(-50%);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:4px}
.header-actions a,.menu-button{font-size:13px;font-weight:700;white-space:nowrap}
.icon-link,.utility-link,.menu-button{border:1px solid var(--line);background:rgba(255,255,255,.48);padding:7px 10px;border-radius:999px;color:var(--text-2);cursor:pointer}
.menu-button{display:none}
.icon-link:hover,.utility-link:hover,.menu-button:hover{border-color:var(--line-strong);color:var(--primary);background:var(--surface)}
.search-modal{display:none;position:fixed;inset:0;z-index:120;align-items:flex-start;justify-content:center;padding:10vh 20px 30px;background:rgba(16,14,13,.72);backdrop-filter:blur(8px)}
.search-modal.is-open{display:flex}
.search-modal[hidden]{display:none!important}
.search-dialog{width:min(760px,100%);background:var(--bg-3);border:1px solid rgba(255,255,255,.35);border-radius:var(--radius-large);padding:28px;box-shadow:0 30px 80px rgba(0,0,0,.28)}
.search-dialog-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}
.search-dialog h2{margin:2px 0 18px;font-size:30px;line-height:1.2}
.search-close,.drawer-top button{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 13px;cursor:pointer;color:var(--text-2)}
.modal-search-form label,.search-page-form label,.hero-search label{display:block;font-weight:800;margin-bottom:8px;font-size:14px}
.search-field{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 5px 18px rgba(63,42,34,.05)}
.search-field:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(233,87,63,.1)}
.search-field input{min-width:0;flex:1;border:0;background:transparent;padding:14px 16px;color:var(--text);outline:0}
.search-field button{border:0;background:var(--primary);color:#fff;font-weight:800;padding:0 20px;cursor:pointer}
.search-field button:hover{background:var(--primary-2)}
.search-hot{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:14px;color:var(--text-3);font-size:13px}
.search-hot a,.tag-row a{border:1px solid var(--line);background:var(--surface);padding:5px 10px;border-radius:999px;color:var(--text-2)}
.search-hot a:hover,.tag-row a:hover,.tag-row a.active{color:var(--primary);border-color:var(--line-strong);background:var(--primary-soft)}
.search-suggestions{display:grid;gap:4px;margin-top:6px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:6px;box-shadow:var(--shadow)}
.search-suggestions a{display:block;padding:7px 9px;border-radius:7px;color:var(--text-2)}
.search-suggestions a:hover{background:var(--primary-soft);color:var(--primary)}
.nav-drawer{position:fixed;inset:0;z-index:110;background:rgba(16,14,13,.65);padding:20px;display:flex;justify-content:flex-end}
.nav-drawer[hidden]{display:none!important}
.drawer-panel{width:min(460px,100%);height:100%;background:var(--bg-3);border-radius:18px;padding:24px;overflow:auto}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.drawer-grid a{padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:10px;font-weight:700}
.eyebrow{margin:0 0 8px;color:var(--primary);font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.button-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:999px;font-weight:850;border:1px solid transparent;transition:transform .2s,box-shadow .2s,background .2s}
.button:hover{transform:translateY(-1px);box-shadow:var(--shadow);color:inherit}
.button-primary{background:var(--primary);color:#fff}.button-primary:hover{background:var(--primary-2);color:#fff}
.button-ghost{border-color:var(--line-strong);background:rgba(255,255,255,.55);color:var(--primary)}
.button-light{background:var(--bg-3);color:var(--navy)}
.button-purple{background:var(--purple);color:#fff}.button-purple:hover{color:#fff}
.text-link{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-weight:800}
.text-link:after{content:"→"}
.text-link.light{color:var(--primary-light)}
.text-link.strong{font-weight:900}
.home-hero{padding:54px 0 48px;background:linear-gradient(135deg,#F7F3EC 0%,#FFF0E9 58%,#EEE8DE 100%);border-bottom:1px solid var(--line)}
.hero-editorial{display:grid;grid-template-columns:4fr 5fr 3fr;gap:30px;align-items:center}
.hero-copy h1{margin:0;font-size:clamp(42px,5vw,72px);line-height:1.01;letter-spacing:-.055em;max-width:9ch}
.hero-intro{font-size:17px;color:var(--text-2);margin:20px 0 0;max-width:620px}
.hero-search{margin-top:28px}
.hero-main-image{position:relative;margin:0;min-height:560px;border-radius:var(--radius-large);overflow:hidden;background:var(--surface-dark);box-shadow:var(--shadow-hover)}
.hero-main-image img{width:100%;height:560px;object-fit:cover}
.hero-main-image:after{content:"";position:absolute;inset:auto 0 0;height:32%;background:linear-gradient(transparent,rgba(16,14,13,.72));pointer-events:none}
.hero-main-image figcaption{position:absolute;z-index:1;left:20px;bottom:16px;color:#fff;font-weight:800;font-size:13px;letter-spacing:.06em}
.hero-focus{display:grid;gap:0;border-top:2px solid var(--navy)}
.hero-focus>.eyebrow{padding-top:14px}
.hero-focus a{display:grid;gap:5px;padding:18px 2px;border-bottom:1px solid var(--line)}
.hero-focus strong{font-size:17px}
.hero-focus span{font-size:13px;color:var(--text-2)}
.quick-strip{background:var(--bg-3);border-bottom:1px solid var(--line)}
.quick-strip-inner{min-height:58px;display:flex;align-items:center;gap:18px}
.quick-strip strong{white-space:nowrap;font-size:14px}.tag-row{display:flex;gap:8px;flex-wrap:wrap}
.section{padding:76px 0}
.section-compact{padding:46px 0}
.section-sand{background:var(--bg-2)}
.section-dark{background:var(--navy);color:#fff}
.section-dark .section-head p,.section-dark .content-card p,.section-dark .long-copy,.section-dark .workflow-card p{color:rgba(255,255,255,.7)}
.section-dark .eyebrow{color:var(--primary-light)}
.section-dark a:hover{color:var(--primary-light)}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,.7fr);gap:40px;align-items:end;margin-bottom:30px}
.section-head h2{font-size:clamp(30px,3.5vw,50px);line-height:1.08;letter-spacing:-.035em;margin:0}
.section-head>p{margin:0;color:var(--text-2);max-width:600px;justify-self:end}
.focus-mosaic{display:grid;grid-template-columns:1.45fr 1fr;gap:18px}
.focus-lead{display:grid;grid-template-columns:1.1fr 1fr;min-height:430px;background:var(--navy);color:#fff;border-radius:var(--radius-large);overflow:hidden}
.focus-lead img{width:100%;height:100%;object-fit:cover;min-height:430px}
.focus-lead>div{align-self:end;padding:30px}
.focus-lead h3{font-size:28px;line-height:1.17;margin:10px 0}
.focus-lead p{color:rgba(255,255,255,.72)}
.focus-side{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.focus-side article{background:var(--surface);border:1px solid var(--line);padding:22px;border-radius:var(--radius-card);box-shadow:var(--shadow)}
.focus-side h3{margin:9px 0;font-size:18px;line-height:1.28}
.focus-side p{font-size:13px;color:var(--text-2);margin:0}
.pill{display:inline-flex;padding:4px 8px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:11px;font-weight:800}
.section-dark .pill{background:rgba(248,179,158,.12);color:var(--primary-light)}
.challenge-row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(240px,1fr);gap:14px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x proximity}
.challenge-row article{scroll-snap-align:start;padding:22px;border:1px solid rgba(255,255,255,.12);background:var(--surface-dark-2);border-radius:var(--radius-card)}
.section:not(.section-dark) .challenge-row article{background:var(--surface);border-color:var(--line)}
.challenge-row article>span{color:var(--primary-light);font-size:12px;font-weight:900}.section:not(.section-dark) .challenge-row article>span{color:var(--primary)}
.challenge-row h3{margin:10px 0 6px}.challenge-row p{font-size:13px;margin:0;color:rgba(255,255,255,.7)}.section:not(.section-dark) .challenge-row p{color:var(--text-2)}
.timeline{position:relative;list-style:none;margin:0;padding:0 0 0 26px}
.timeline:before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:var(--line-strong)}
.timeline li{position:relative;display:grid;grid-template-columns:80px 1fr;gap:18px;padding:0 0 28px 18px}
.timeline li:before{content:"";position:absolute;left:-23px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 5px var(--primary-soft)}
.timeline time{font-size:12px;font-weight:900;color:var(--primary)}
.timeline h3,.timeline p{margin:0}.timeline p{margin-top:4px;color:var(--text-2)}
.horizontal-cards{display:flex;gap:18px;overflow-x:auto;padding:3px 1px 12px;scroll-snap-type:x proximity}
.poster-card,.case-card{flex:0 0 min(390px,82vw);scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow)}
.poster-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.poster-card span,.poster-card h3{display:block;margin-left:18px;margin-right:18px}.poster-card span{margin-top:16px;color:var(--primary);font-size:12px;font-weight:800}.poster-card h3{margin-top:5px;margin-bottom:20px}
.split-rank{display:grid;grid-template-columns:1.1fr .8fr .8fr;gap:20px;align-items:start}.split-rank .section-head{grid-template-columns:1fr;gap:12px;margin:0}.split-rank .section-head>p{justify-self:start}
.rank-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px}.rank-panel h3{margin-top:0}.rank-panel ol{padding-left:22px;margin-bottom:0}.rank-panel li{padding:8px 0;border-top:1px solid var(--line)}
.video-wall{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:210px;gap:14px}.tile{position:relative;overflow:hidden;border-radius:var(--radius-card);background:var(--navy);color:#fff}.tile.tall{grid-row:span 2}.tile.wide{grid-column:span 2}.tile img{width:100%;height:100%;object-fit:cover;opacity:.8;transition:transform .3s}.tile:hover img{transform:scale(1.025)}.tile:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(16,14,13,.86))}.tile span,.tile h3{position:absolute;z-index:1;left:18px;right:18px}.tile span{bottom:46px;font-size:11px;color:var(--primary-light);font-weight:800}.tile h3{bottom:15px;margin:0;font-size:18px}.tile:hover{color:#fff}
.duo-feature,.duo-copy{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.duo-feature.reverse>div{order:1}.duo-feature.reverse>figure{order:2}.duo-feature figure,.duo-copy figure{margin:0;border-radius:var(--radius-large);overflow:hidden;min-height:360px}.duo-feature img,.duo-copy img{width:100%;height:100%;min-height:360px;object-fit:cover}.duo-feature h2,.duo-copy h2{font-size:clamp(30px,4vw,48px);line-height:1.08;margin:5px 0 15px;letter-spacing:-.03em}.duo-feature p,.duo-copy p{color:var(--text-2)}
.discussion-rank{margin:0;padding:0;list-style:none;counter-reset:rank}.discussion-rank li{counter-increment:rank;border-top:1px solid var(--line);padding:18px 0}.discussion-rank li:last-child{border-bottom:1px solid var(--line)}.discussion-rank a{display:grid;grid-template-columns:50px 1fr;align-items:center;font-size:20px;font-weight:800}.discussion-rank a:before{content:counter(rank,decimal-leading-zero);color:var(--primary);font-size:12px}
.category-pills{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.category-pills a{display:grid;gap:4px;background:rgba(255,255,255,.58);border:1px solid var(--line);border-radius:var(--radius-card);padding:18px}.category-pills a:hover{background:var(--surface);border-color:var(--line-strong)}.category-pills span{font-weight:900}.category-pills small{color:var(--text-2)}
.editorial-feature{display:grid;grid-template-columns:1fr 1.15fr;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-large);overflow:hidden;box-shadow:var(--shadow)}.editorial-feature img{width:100%;height:100%;min-height:420px;object-fit:cover}.editorial-feature>div{padding:48px;align-self:center}.editorial-feature h2{font-size:clamp(30px,4vw,50px);line-height:1.06;margin:5px 0 18px}.editorial-feature p{color:var(--text-2)}
.learning-route{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.learning-route li{display:flex;gap:14px;padding:18px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-card);background:var(--surface-dark-2)}.route-num{display:flex;align-items:center;justify-content:center;flex:0 0 34px;height:34px;border-radius:50%;background:var(--primary);font-weight:900}.learning-route h3{margin:2px 0 5px;font-size:16px}.learning-route p{margin:0 0 8px;font-size:12px;color:rgba(255,255,255,.66)}
.steps-7,.route-compact{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.steps-7 a,.route-compact a{display:grid;gap:12px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:12px;min-height:118px}.steps-7 b,.route-compact b{display:flex;width:28px;height:28px;align-items:center;justify-content:center;background:var(--primary-soft);color:var(--primary);border-radius:50%}.steps-7 span,.route-compact span{font-size:13px;font-weight:800}
.iconless-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:center}.iconless-grid h2{font-size:44px;line-height:1.08;margin:5px 0 16px}.iconless-grid p{color:var(--text-2)}
.mini-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mini-list span{padding:14px;background:var(--surface);border:1px solid var(--line);border-radius:10px;font-weight:700}
.course-banner{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius-large);overflow:hidden;background:var(--navy);color:#fff}.course-banner img{width:100%;height:100%;min-height:360px;object-fit:cover}.course-banner>div{padding:40px;align-self:center}.course-banner h2{font-size:42px;line-height:1.08;margin:5px 0 15px}.course-banner p{color:rgba(255,255,255,.7)}
.process-line{display:flex;gap:0;overflow-x:auto;padding:4px 0}.process-line>*{position:relative;flex:1 0 130px;text-align:center;padding:14px 20px;border-top:1px solid currentColor;border-bottom:1px solid currentColor;font-size:13px;font-weight:800}.process-line>*:not(:last-child):after{content:"→";position:absolute;right:-5px;top:50%;transform:translateY(-50%);opacity:.45}.section:not(.section-dark) .process-line>*{background:var(--surface);border-color:var(--line);color:var(--text-2)}
.ai-section{background:var(--purple-soft)}.ai-split{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center}.ai-split h2{font-size:clamp(30px,4vw,50px);line-height:1.08;margin:5px 0 16px}.ai-split p{color:var(--text-2)}.ai-checks{display:grid;gap:10px}.ai-checks span{padding:14px 16px;background:rgba(255,255,255,.65);border:1px solid rgba(128,90,120,.16);border-radius:10px;font-weight:700}
.tutorial-list{display:grid;border-top:1px solid var(--line)}.tutorial-row{display:grid;grid-template-columns:54px 1fr auto;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.rank{font-size:12px;color:var(--primary);font-weight:900}.tutorial-main h3{margin:4px 0;font-size:18px}.tutorial-main p{margin:0;color:var(--text-2);font-size:13px}.meta-line{display:flex;gap:10px;flex-wrap:wrap}.meta-line span{font-size:11px;font-weight:800;color:var(--text-3)}
.tip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.tip-card,.content-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow)}.tip-card h3,.content-card h3{margin:0 0 8px;font-size:17px}.tip-card p,.content-card p{margin:0;color:var(--text-2);font-size:13px}.content-card .text-link{margin-top:10px}
.knowledge-band{display:grid;grid-template-columns:2fr repeat(3,auto);gap:16px;align-items:center;background:var(--navy);color:#fff;border-radius:var(--radius-large);padding:30px}.knowledge-band h2{margin:4px 0 7px}.knowledge-band p{margin:0;color:rgba(255,255,255,.7)}.knowledge-band>a{padding:10px 14px;border:1px solid rgba(255,255,255,.14);border-radius:999px;color:var(--primary-light);font-weight:800;white-space:nowrap}
.compare-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:14px;align-items:stretch}.compare-grid>div{padding:22px;border-radius:var(--radius-card);background:var(--surface);border:1px solid var(--line)}.compare-grid h2{font-size:38px;line-height:1.1;margin:4px 0 12px}.compare-grid h3{margin-top:0}.compare-grid p{color:var(--text-2)}.compare-before,.compare-after{display:flex;flex-direction:column;justify-content:center;font-size:22px;font-weight:900}.compare-before{background:var(--bg-2)!important}.compare-after{background:var(--primary-soft)!important;color:var(--primary)}.compare-before small,.compare-after small{font-size:12px;font-weight:600;margin-top:6px;color:var(--text-2)}
.package-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.package-grid span{padding:16px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font-weight:800;text-align:center}
.workflow-tabs{display:flex;gap:8px;overflow-x:auto;margin-bottom:18px}.workflow-tabs button{border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.68);background:transparent;border-radius:999px;padding:8px 13px;white-space:nowrap;cursor:pointer}.workflow-tabs button.active{background:var(--primary);border-color:var(--primary);color:#fff}.workflow-card{background:var(--surface-dark-2);border:1px solid rgba(255,255,255,.12);padding:24px;border-radius:var(--radius-card)}.section:not(.section-dark) .workflow-card{background:var(--surface);border-color:var(--line)}.workflow-card h3{margin-top:0}.workflow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;list-style:none;padding:0;margin:0;counter-reset:wf}.workflow-steps li{counter-increment:wf;padding:14px;border-radius:10px;background:rgba(255,255,255,.07);font-size:13px}.section:not(.section-dark) .workflow-steps li{background:var(--bg-3);border:1px solid var(--line)}.workflow-steps li:before{content:counter(wf,decimal-leading-zero);display:block;color:var(--primary-light);font-size:11px;font-weight:900}.section:not(.section-dark) .workflow-steps li:before{color:var(--primary)}
.case-cards .case-card{padding:22px}.case-card>span{color:var(--primary);font-size:11px;font-weight:900}.case-card h3{margin:7px 0 12px;font-size:21px}.case-card p{color:var(--text-2);font-size:13px}
.notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.checklist-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:50px;align-items:start}.checklist-layout h2{font-size:42px;line-height:1.08;margin:5px 0 16px}.checklist-layout>div>p{color:var(--text-2)}.checklist{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.checklist li{position:relative;padding:12px 12px 12px 38px;background:var(--surface);border:1px solid var(--line);border-radius:10px}.checklist li:before{content:"✓";position:absolute;left:13px;color:var(--primary);font-weight:900}
.safety-feature{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center}.safety-feature img{width:100%;max-height:460px;object-fit:cover;border-radius:var(--radius-large)}.safety-feature h2{font-size:clamp(30px,4vw,50px);line-height:1.08;margin:5px 0 16px}.safety-feature p{color:var(--text-2)}
.comment-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.comment-cards article{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px}.comment-cards article>span{color:var(--primary);font-size:11px;font-weight:900}.comment-cards h3{font-size:17px;margin:7px 0 10px}.comment-cards p{font-size:13px;color:var(--text-2)}.like-button{border:1px solid var(--line);background:var(--bg-3);padding:6px 9px;border-radius:999px;color:var(--text-2);cursor:pointer;margin-top:8px}.like-button[aria-pressed="true"]{color:var(--primary);border-color:var(--line-strong);background:var(--primary-soft)}
.editor-picks{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.editor-picks a{display:grid;gap:7px;background:rgba(255,255,255,.6);border:1px solid var(--line);padding:16px;border-radius:12px}.editor-picks b{color:var(--primary);font-size:11px}.editor-picks span{font-weight:850}.editor-picks small{color:var(--text-3)}
.app-feature{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}.phone-stack{position:relative;min-height:470px}.phone-stack img{position:absolute;border-radius:28px;box-shadow:var(--shadow-hover);object-fit:cover}.phone-stack img:first-child{width:60%;left:4%;top:4%}.phone-stack img:last-child{width:52%;right:4%;bottom:4%}.app-feature h2{font-size:clamp(30px,4vw,50px);line-height:1.08;margin:5px 0 16px}.app-feature p{color:var(--text-2)}
.section-about{background:var(--bg-3)}.about-home{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}.about-home img{width:100%;height:420px;object-fit:cover;border-radius:var(--radius-large)}.about-home h2{font-size:clamp(30px,4vw,50px);line-height:1.08;margin:5px 0 15px}.about-home p{color:var(--text-2)}
.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-item h2,.faq-item h3{margin:0}.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;border:0;background:transparent;padding:18px 0;text-align:left;font-weight:850;color:var(--text);cursor:pointer}.faq-question span{color:var(--primary);font-size:22px;transition:transform .2s}.faq-question[aria-expanded="true"] span{transform:rotate(45deg)}.faq-answer{padding:0 0 20px}.faq-answer p{margin:0;color:var(--text-2)}
.final-link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.final-link-grid a{display:grid;gap:8px;padding:24px;background:var(--navy);color:#fff;border-radius:var(--radius-card)}.final-link-grid a:hover{color:var(--primary-light);transform:translateY(-1px)}.final-link-grid span{font-size:11px;color:var(--primary-light);font-weight:800}.final-link-grid strong{font-size:18px}
.page-hero{padding:58px 0 48px;background:linear-gradient(135deg,var(--bg) 0%,var(--primary-soft) 58%,var(--bg-2) 100%);border-bottom:1px solid var(--line)}.page-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}.page-hero h1{margin:4px 0 18px;font-size:clamp(44px,5.7vw,76px);line-height:1;letter-spacing:-.05em}.page-hero .lede{font-size:17px;color:var(--text-2);max-width:720px}.page-hero-media{margin:0;border-radius:var(--radius-large);overflow:hidden;min-height:360px;background:var(--navy)}.page-hero-media img{width:100%;height:100%;min-height:360px;max-height:470px;object-fit:cover}
.split-copy{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:start}.split-copy h2{font-size:clamp(30px,4vw,48px);line-height:1.08;margin:5px 0 15px}.split-copy p{color:var(--text-2)}
.long-copy{font-size:17px;color:var(--text-2);max-width:820px}
.level-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.level-grid article{padding:18px;background:var(--surface);border:1px solid var(--line);border-radius:12px}.level-grid b{color:var(--primary);font-size:12px}.level-grid h3{margin:7px 0}.level-grid p{margin:0;color:var(--text-2);font-size:13px}
.filter-form{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:20px}.filter-form label{display:grid;gap:5px;color:var(--text-2);font-size:13px;font-weight:800}.filter-form select{min-width:170px;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:10px}.result-note{font-size:13px;color:var(--text-3)}
.empty-state{padding:30px;background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--radius-card);text-align:center}.empty-state h3{margin-top:0}.empty-state p{color:var(--text-2)}
.search-page-form{margin-bottom:18px}.search-results{display:grid;gap:10px}.search-results article{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px}.search-results article>span{color:var(--primary);font-size:11px;font-weight:900}.search-results h2{font-size:20px;margin:4px 0}.search-results p{margin:0;color:var(--text-2)}
.section-more{text-align:center;margin-top:24px}
.cta-band{background:linear-gradient(135deg,#292321,#100E0D);color:#fff;padding:42px 0;border-top:1px solid rgba(233,87,63,.25)}.cta-grid{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.cta-grid h2{margin:5px 0 8px;font-size:34px}.cta-grid p{margin:0;color:rgba(255,255,255,.7)}
.site-footer{background:linear-gradient(135deg,#292321,#100E0D);color:rgba(255,255,255,.72);border-top:1px solid rgba(233,87,63,.24);padding:54px 0 22px}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:40px}.brand-footer{color:#fff}.footer-brand p{max-width:430px}.footer-grid h2{color:#fff;font-size:14px;margin:0 0 12px}.footer-grid>div:not(.footer-brand){display:flex;flex-direction:column;align-items:flex-start}.footer-grid a{font-size:13px;padding:4px 0}.footer-grid a:hover{color:var(--primary-light)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.08);margin-top:38px;padding-top:18px;font-size:12px}
.mobile-bottom{display:none}.back-top{position:fixed;right:20px;bottom:20px;z-index:60;width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--text);box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s}.back-top.visible{opacity:1;pointer-events:auto;transform:none}
.reveal{opacity:1;transform:none}.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s ease}.js .reveal.is-visible{opacity:1;transform:none}
@media(max-width:1200px){
  .desktop-nav{gap:15px}.desktop-nav a{font-size:13px}.utility-link{display:none}
  .hero-editorial{grid-template-columns:1fr 1.15fr}.hero-focus{grid-column:1/-1;grid-template-columns:repeat(3,1fr);gap:16px;border-top:0}.hero-focus>.eyebrow{grid-column:1/-1}.hero-focus a{border:1px solid var(--line);padding:14px;border-radius:10px;background:rgba(255,255,255,.5)}
  .split-rank{grid-template-columns:1fr 1fr}.split-rank .section-head{grid-column:1/-1}.learning-route{grid-template-columns:repeat(3,1fr)}.steps-7,.route-compact{grid-template-columns:repeat(4,1fr)}.editor-picks{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1024px){
  .desktop-nav{display:none}.menu-button{display:inline-flex}.header-actions{margin-left:auto}.header-row{gap:14px}
  .hero-editorial{grid-template-columns:1fr 1fr}.hero-copy h1{font-size:54px}.hero-main-image,.hero-main-image img{min-height:470px;height:470px}
  .focus-lead{grid-template-columns:1fr}.focus-lead img{min-height:250px;height:250px}.focus-side{grid-template-columns:1fr 1fr}
  .video-wall{grid-template-columns:repeat(3,1fr)}.category-pills{grid-template-columns:repeat(3,1fr)}.tip-grid{grid-template-columns:repeat(3,1fr)}
  .workflow-steps{grid-template-columns:repeat(3,1fr)}.comment-cards{grid-template-columns:repeat(2,1fr)}.card-grid{grid-template-columns:repeat(2,1fr)}
  .page-hero-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.4fr repeat(3,1fr);gap:24px}
}
@media(max-width:900px){
  .section{padding:60px 0}.section-head{grid-template-columns:1fr;gap:12px}.section-head>p{justify-self:start}
  .home-hero{padding-top:40px}.hero-editorial{grid-template-columns:1fr}.hero-copy h1{max-width:13ch}.hero-main-image,.hero-main-image img{height:520px}.hero-focus{grid-template-columns:1fr 1fr 1fr}
  .split-rank,.duo-feature,.duo-copy,.iconless-grid,.course-banner,.ai-split,.checklist-layout,.safety-feature,.app-feature,.about-home,.split-copy{grid-template-columns:1fr}
  .duo-feature.reverse>div,.duo-feature.reverse>figure{order:initial}.editorial-feature{grid-template-columns:1fr}.editorial-feature img{min-height:300px;height:300px}
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  .phone-stack{min-height:390px}.about-home img{height:360px}.page-hero-grid{grid-template-columns:1fr}.page-hero-media{min-height:320px}.page-hero-media img{min-height:320px;height:380px}
  .footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}
}
@media(max-width:768px){
  .wrap,.narrow{width:min(calc(100% - 28px),var(--wrap))}.daily-flash{display:none}.header-row{height:62px}.header-actions .icon-link{padding:7px 10px}.brand img{width:31px;height:31px}.brand{font-size:20px}
  .hero-copy h1{font-size:46px}.hero-intro{font-size:15px}.hero-main-image,.hero-main-image img{height:440px;min-height:440px}.hero-focus{grid-template-columns:1fr}.hero-focus>.eyebrow{margin-bottom:-4px}
  .quick-strip-inner{align-items:flex-start;flex-direction:column;padding:13px 0;gap:8px}.focus-mosaic{grid-template-columns:1fr}.focus-side{grid-template-columns:1fr 1fr}
  .video-wall{grid-template-columns:repeat(2,1fr);grid-auto-rows:190px}.tile.wide{grid-column:span 2}.category-pills{grid-template-columns:repeat(2,1fr)}
  .tutorial-row{grid-template-columns:38px 1fr}.tutorial-row>.text-link{grid-column:2}.tip-grid{grid-template-columns:repeat(2,1fr)}.workflow-steps{grid-template-columns:repeat(2,1fr)}.notes-grid,.comment-cards{grid-template-columns:1fr}.checklist{grid-template-columns:1fr}.package-grid{grid-template-columns:repeat(2,1fr)}
  .level-grid{grid-template-columns:repeat(2,1fr)}.final-link-grid{grid-template-columns:1fr}.cta-grid{grid-template-columns:1fr}.cta-grid .button{justify-self:start}
  .footer-bottom{flex-direction:column}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:70;left:10px;right:10px;bottom:10px;background:rgba(41,35,33,.96);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.08);border-radius:15px;padding:8px 6px;color:rgba(255,255,255,.78);box-shadow:0 12px 40px rgba(0,0,0,.2)}.mobile-bottom a{text-align:center;padding:7px 2px;font-size:11px;font-weight:800}.mobile-bottom a:hover{color:var(--primary-light)}body{padding-bottom:74px}.back-top{bottom:88px}
}
@media(max-width:600px){
  .header-actions{gap:6px}.menu-button{padding:7px 9px}.header-actions .icon-link{font-size:0}.header-actions .icon-link:after{content:"搜索";font-size:12px}
  .section{padding:48px 0}.page-hero{padding:42px 0 34px}.page-hero h1{font-size:42px}.page-hero-media,.page-hero-media img{min-height:260px;height:300px}.section-head h2{font-size:34px}
  .hero-copy h1{font-size:40px}.hero-main-image,.hero-main-image img{height:380px;min-height:380px}.button-row{align-items:stretch}.button-row .button{width:100%}.button-row .text-link{justify-content:center;width:100%}
  .focus-side{grid-template-columns:1fr}.video-wall{grid-template-columns:1fr;grid-auto-rows:220px}.tile.tall,.tile.wide{grid-row:auto;grid-column:auto}.category-pills{grid-template-columns:1fr}.learning-route,.steps-7,.route-compact,.tip-grid,.workflow-steps,.package-grid,.compare-grid,.card-grid,.editor-picks,.level-grid{grid-template-columns:1fr}.compare-grid>div:first-child{grid-column:auto}
  .knowledge-band{grid-template-columns:1fr}.knowledge-band>div{grid-column:auto}.editorial-feature>div{padding:28px}.course-banner>div{padding:28px}.course-banner h2{font-size:34px}.checklist-layout h2,.iconless-grid h2{font-size:34px}
  .timeline li{grid-template-columns:1fr;gap:2px}.drawer-grid{grid-template-columns:1fr}.search-dialog{padding:20px}.search-dialog h2{font-size:25px}.search-field button{padding:0 14px}.phone-stack{min-height:320px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.js .reveal{opacity:1;transform:none}
}