:root{--ink:#102a25;--muted:#607069;--paper:#f7f4ed;--white:#fff;--line:rgba(16,42,37,.16);--accent:#b42328;--accent2:#d6a743;--deep:#172623;--tint:#efe9dc;--shadow:0 20px 50px rgba(16,42,37,.12);font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:inherit;line-height:1.75;-webkit-font-smoothing:antialiased}
body[data-theme="ai"]{--accent:#36d7ff;--accent2:#7c5cff;--deep:#071624;--tint:#e9f7fb;--paper:#f3f7f8;--ink:#0b2731}
body[data-theme="map"]{--accent:#d46a2f;--accent2:#0f6e69;--deep:#103f3c;--tint:#e8f1e5;--paper:#f5f1e7;--ink:#173d39}
body[data-theme="eco"]{--accent:#237a57;--accent2:#d59642;--deep:#173c2e;--tint:#e7f1e9;--paper:#f7f5eb;--ink:#17392d}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
.container{width:min(1160px,calc(100% - 48px));margin:auto}
.content-narrow{width:min(900px,calc(100% - 48px))}
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,237,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}
[data-theme="ai"] .site-header{background:rgba(243,247,248,.94)}
.nav-shell{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-logo{width:118px;height:48px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden}
.brand-logo img{width:100%;height:100%;object-fit:contain}
[data-theme="ai"] .brand-logo{width:66px;height:62px;border:0;background:transparent}
[data-theme="ai"] .brand-logo img{transform:scale(1.12)}
.brand strong{display:block;font-size:17px;line-height:1.25}
.brand small{display:block;margin-top:4px;color:var(--muted);font-size:11px}
.main-nav{display:flex;align-items:center;gap:26px;font-size:14px;font-weight:700}
.main-nav a{position:relative;white-space:nowrap}
.main-nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;right:100%;bottom:-9px;height:2px;background:var(--accent);transition:.25s}
.main-nav a:hover::after,.main-nav a.active::after{right:0}
.nav-cta{padding:12px 20px;background:var(--accent);color:#fff;border-radius:2px;box-shadow:0 8px 20px color-mix(in srgb,var(--accent) 28%,transparent)}
[data-theme="ai"] .nav-cta{color:#041720}
.nav-toggle{display:none;background:none;border:0}
.hero{position:relative;overflow:hidden;padding:54px 0 0;background-image:linear-gradient(90deg,rgba(4,18,24,.88) 0%,rgba(4,18,24,.72) 44%,rgba(4,18,24,.2) 76%,rgba(4,18,24,.08) 100%),url("hero-bg");background-position:center;background-size:cover;background-repeat:no-repeat;color:#fff}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(0,0,0,.08),rgba(0,0,0,.2))}
.hero-grid{position:relative;z-index:2;display:flex;align-items:center;min-height:520px}
.hero-copy{max-width:760px;padding:34px 38px 38px;border-left:4px solid var(--accent2);background:rgba(4,18,24,.62);box-shadow:0 18px 55px rgba(0,0,0,.18);backdrop-filter:blur(6px);text-shadow:0 2px 16px rgba(0,0,0,.24)}
.eyebrow{margin:0 0 17px;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.16em}
.hero-badge{margin:0 0 17px;color:rgba(255,255,255,.82);font-size:13px;font-weight:800;letter-spacing:.16em}
.hero h1{max-width:900px;margin:0;font-size:clamp(38px,4.8vw,66px);line-height:1.08;letter-spacing:-.055em}.whitelist-number{display:block;margin-bottom:12px;color:var(--accent);font-size:.25em;line-height:1.2;letter-spacing:.13em}.event-title-line{display:block;white-space:nowrap}
.hero-edition{margin:24px 0 12px;font-size:21px;font-weight:800}
.hero-edition span{display:inline-block;margin-left:10px;padding:5px 9px;background:var(--accent);color:#fff;font-size:12px;vertical-align:3px}
.hero-intro{max-width:700px;margin:0;color:rgba(255,255,255,.82);font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:14px;margin-top:31px}
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 23px;border:1px solid transparent;font-weight:800;font-size:14px;transition:.25s}
.button:hover{transform:translateY(-2px)}
.button-primary{background:var(--accent);color:#fff;box-shadow:0 12px 28px color-mix(in srgb,var(--accent) 24%,transparent)}
[data-theme="ai"] .button-primary{color:#05151e}
.button-ghost{border-color:var(--ink);background:transparent}
.hero .button-ghost{border-color:rgba(255,255,255,.7);background:rgba(0,0,0,.12);color:#fff}
.button-outline{margin-top:32px;border-color:rgba(255,255,255,.4);color:#fff}
.button-light{background:#fff;color:var(--deep)}
.hero-note{margin:25px 0 0;padding-left:19px;border-left:3px solid var(--accent2);font-weight:700}
.fact-strip{position:relative;z-index:3;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);color:var(--ink)}
.fact-strip>div{position:relative;min-height:112px;padding:23px 20px 20px 52px;border-right:1px solid var(--line)}
.fact-strip>div:last-child{border:0}
.fact-strip span{position:absolute;left:18px;top:25px;color:var(--accent);font-size:12px;font-weight:900}
.fact-strip small{display:block;color:var(--muted);font-size:12px}
.fact-strip strong{display:block;margin-top:6px;font-size:16px}
.section{padding:72px 0}
.section-paper{background:var(--paper)}
.hero+.section{padding-top:72px}
.section-tint{background:var(--tint)}
.section-dark{background:var(--deep);color:#fff}
.section-head{display:block;margin-bottom:32px}
.section-head h2{max-width:720px;margin:0;font-size:clamp(30px,3.8vw,50px);line-height:1.16;letter-spacing:-.045em;text-wrap:balance}
.section-head>p{max-width:760px;margin:12px 0 0;color:var(--muted);font-size:15px}
.section-dark .section-head>p{color:rgba(255,255,255,.66)}
.authority-layout{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.authority-main{position:relative;padding:40px 70px 40px 0}
.authority-main .chapter-mark{position:absolute;right:35px;top:18px;margin:0;color:color-mix(in srgb,var(--accent) 18%,transparent);font-size:96px;font-weight:900}
.authority-main h3{margin:0 0 12px;font-size:17px}
.authority-name{margin:0 0 18px!important;color:var(--accent);font-size:31px!important;font-weight:900}
.authority-main p{max-width:560px;color:var(--muted)}
.text-link{display:inline-block;margin-top:12px;font-weight:800;border-bottom:1px solid var(--accent)}
.track-grid{display:grid;border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.track-grid.count-2{grid-template-columns:repeat(2,1fr)}
.track-grid.count-4{grid-template-columns:repeat(4,1fr)}
.track-grid article{min-height:218px;padding:26px 24px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:rgba(255,255,255,.28)}
.track-grid span{color:var(--accent);font-size:12px;font-weight:900}
.track-grid h3{margin:32px 0 11px;font-size:22px}
.track-grid p{margin:0;color:var(--muted);font-size:14px}
.participation-guide{margin-top:46px;padding-top:38px;border-top:1px solid var(--ink)}
.subsection-head{display:block;margin-bottom:22px}
.subsection-head .eyebrow{margin:0 0 10px}
.subsection-head h3{margin:0;font-size:32px;line-height:1.2;letter-spacing:-.035em}
.project-compare{border-top:1px solid var(--ink);border-left:1px solid var(--ink);background:rgba(255,255,255,.25)}
.project-compare-head,.project-compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr 1.2fr 1.45fr}
.project-compare-head{background:var(--deep);color:#fff}
.project-compare-head b,.project-compare-row span{padding:14px 16px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);font-size:13px}
.project-compare-head b{border-color:rgba(255,255,255,.22);font-size:12px;letter-spacing:.05em}
.project-compare-row span:first-child{font-weight:900;color:var(--ink)}
.project-compare-row span{color:var(--muted)}
.entry-support-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.entry-support-card{padding:26px 28px;border:1px solid var(--ink);background:rgba(255,255,255,.38)}
.entry-support-card .eyebrow{margin-bottom:10px}
.entry-support-card h3{margin:0 0 18px;font-size:26px}
.entry-support-card ul{display:grid;grid-template-columns:1fr 1fr;gap:11px 22px;margin:0;padding:0;list-style:none}
.entry-support-card li{position:relative;padding-left:18px;color:var(--muted);font-size:14px}
.entry-support-card li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;background:var(--accent)}
.entry-support-card dl{margin:0}
.entry-support-card dl div{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:10px 0;border-top:1px solid var(--line)}
.entry-support-card dt{font-weight:900}
.entry-support-card dd{margin:0;color:var(--muted);font-size:14px}
.inline-link{margin-top:22px;text-align:right;font-weight:800}
.schedule-preview{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.32)}
.schedule-preview article{padding:30px 24px 12px 0}
.schedule-preview span{display:block;color:var(--accent2);font-size:12px;font-weight:900}
.schedule-preview time{display:block;margin:25px 0 14px;color:#fff;font-size:clamp(24px,2.2vw,30px);font-weight:900;line-height:1.15;letter-spacing:-.035em}
.schedule-preview h3{margin:0 0 10px;font-size:19px}
.schedule-preview p{margin:0;color:rgba(255,255,255,.64);font-size:13px}
.decision-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.decision-grid a{min-height:164px;padding:22px;border:1px solid var(--line);background:#fff;transition:.25s}
.decision-grid a:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--accent)}
.decision-grid span{display:inline-grid;place-items:center;width:50px;height:50px;border-radius:50%;background:var(--tint);color:var(--accent);font-size:13px;font-weight:900}
.decision-grid h3{margin:24px 0 7px}
.decision-grid p{margin:0;color:var(--muted);font-size:13px}
.cta-band{padding:46px 0;background:var(--accent);color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:50px}
.cta-inner .eyebrow{color:#fff}
.cta-inner h2{margin:0 0 8px;font-size:36px;line-height:1.2}
.cta-inner p{margin:0;color:rgba(255,255,255,.78)}
.page-hero{position:relative;overflow:hidden;padding:68px 0 60px;background:var(--deep);color:#fff}
.page-hero::after{content:"";position:absolute;width:480px;height:480px;right:-100px;top:-250px;border:1px solid color-mix(in srgb,var(--accent) 70%,transparent);border-radius:50%;box-shadow:0 0 0 48px color-mix(in srgb,var(--accent) 8%,transparent),0 0 0 96px color-mix(in srgb,var(--accent) 5%,transparent)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{max-width:850px;margin:0;font-size:clamp(38px,4.6vw,60px);line-height:1.15;letter-spacing:-.045em;text-wrap:balance}
.page-title-line{display:block}
.page-hero p:last-child{max-width:720px;margin:20px 0 0;color:rgba(255,255,255,.68)}
.guide-steps .section-head h2{max-width:none;white-space:nowrap;font-size:clamp(30px,3.2vw,44px)}
.step-list{border-top:1px solid var(--ink)}
.step-list article{display:grid;grid-template-columns:72px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
.step-list b{color:var(--accent);font-size:28px}
.step-list h3{margin:0 0 6px;font-size:20px}
.step-list p{margin:0;color:var(--muted)}
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.check-grid div{display:flex;gap:14px;align-items:center;padding:18px 20px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink);background:rgba(255,255,255,.34)}
.check-grid span{color:var(--accent);font-weight:900}
.check-grid p{margin:0}
.service-fee{padding:28px;border:1px solid var(--ink);border-top:6px solid var(--accent);background:#fff}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.service-grid article{padding:22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.service-grid b{color:var(--accent);font-size:12px}
.service-grid h3{margin:20px 0 8px;font-size:18px}
.service-grid p{margin:0;color:var(--muted);font-size:13px}
.status-panel{display:grid;grid-template-columns:auto 1fr;gap:8px 24px;margin-bottom:34px;padding:22px 26px;border-left:6px solid var(--accent);background:var(--tint)}
.status-panel span{font-size:12px;font-weight:900}
.status-panel strong{font-size:28px}
.status-panel p{grid-column:2;margin:0;color:var(--muted)}
.timeline-list{border-top:1px solid var(--ink)}
.timeline-list article{display:grid;grid-template-columns:70px 220px 1fr;gap:24px;align-items:start;padding:26px 0;border-bottom:1px solid var(--line)}
.timeline-index{color:color-mix(in srgb,var(--accent) 50%,transparent);font-size:36px;font-weight:900}
.timeline-list time{padding-top:2px;color:var(--accent);font-size:26px;font-weight:900;line-height:1.2;letter-spacing:-.035em}
.timeline-list h2{margin:0 0 7px;font-size:22px}
.timeline-list p{margin:0;color:var(--muted)}
.requirement-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.requirement-grid article{min-height:196px;padding:25px;border-right:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.requirement-grid span{color:var(--accent);font-weight:900}
.requirement-grid h2{margin:28px 0 10px;font-size:22px}
.requirement-grid p{margin:0;color:var(--muted)}
.principle-list{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.25)}
.principle-list div{padding:23px;background:var(--deep)}
.principle-list b{color:var(--accent2);font-size:20px}
.principle-list p{color:rgba(255,255,255,.66)}
.prepare-order{list-style:none;margin:0;padding:0;border-top:1px solid var(--ink);counter-reset:item}
.prepare-order li{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:21px 0;border-bottom:1px solid var(--line)}
.prepare-order b{font-size:18px}
.prepare-order span{color:var(--muted)}
.faq-layout{display:grid;grid-template-columns:1fr 330px;gap:42px;align-items:start}
.faq-list{border-top:1px solid var(--ink)}
.faq-list details{border-bottom:1px solid var(--line)}
.faq-list summary{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:center;padding:23px 0;cursor:pointer;font-weight:900;list-style:none}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary span{color:var(--accent);font-size:12px}
.faq-list summary b{font-size:22px;transition:.2s}
.faq-list details[open] summary b{transform:rotate(45deg)}
.faq-list details p{margin:-6px 0 25px;padding-left:70px;color:var(--muted)}
.faq-aside{position:sticky;top:102px;padding:26px;background:var(--deep);color:#fff;box-shadow:12px 12px 0 var(--accent2)}
.faq-aside h2{font-size:26px;line-height:1.35}
.faq-aside p,.faq-aside small{color:rgba(255,255,255,.68)}
.faq-aside hr{margin:26px 0;border:0;border-top:1px solid rgba(255,255,255,.2)}
.event-file{padding:58px 0 64px;border-top:1px solid var(--line);background:#fff}
.event-file-head{width:min(900px,100%);margin:0 auto 28px}
.event-file-head h2{max-width:900px;margin:0;font-size:clamp(28px,3.1vw,42px);line-height:1.22;letter-spacing:-.035em;text-wrap:balance}
.event-file-meta{margin:14px 0 0;color:var(--muted);font-size:15px;font-weight:700}
.event-file-preview{width:min(720px,100%);margin:0 auto;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.event-file-preview img{display:block;width:100%;height:auto}
.event-file-preview.first-page{aspect-ratio:755/1042}
.site-footer{padding:46px 0 22px;background:#0c1715;color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:40px}
.footer-grid p{margin:0;color:rgba(255,255,255,.58);font-size:13px}
.footer-name{margin-bottom:10px!important;color:#fff!important;font-size:19px!important;font-weight:900}
.footer-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;font-size:13px}
.footer-grid a{color:#fff;border-bottom:1px solid rgba(255,255,255,.28)}
.footer-bottom{display:flex;justify-content:space-between;margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.4);font-size:11px}
.mobile-contact{display:none}
@media(max-width:900px){.container,.content-narrow{width:min(100% - 32px,1160px)}
.nav-shell{height:68px}
.brand strong{font-size:15px}
.brand small{display:none}
.brand-logo{width:94px;height:42px}
.nav-toggle{display:grid;grid-template-columns:20px auto;gap:4px 8px;align-items:center}
.nav-toggle span{grid-column:1;display:block;width:20px;height:2px;background:var(--ink)}
.nav-toggle b{grid-column:2;grid-row:1/4;font-size:12px}
.main-nav{position:absolute;left:16px;right:16px;top:69px;display:none;padding:16px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
.main-nav.open{display:flex}
.main-nav a{padding:13px 10px;border-bottom:1px solid var(--line)}
.main-nav a::after{display:none}
.nav-cta{text-align:center;margin-top:8px}
.hero{padding:36px 0 0;background-image:linear-gradient(rgba(4,18,24,.7),rgba(4,18,24,.76)),url("hero-bg");background-position:center}
.hero-grid{min-height:460px}
.hero-copy{max-width:720px;padding:28px 30px 32px}
.fact-strip{grid-template-columns:repeat(2,1fr)}
.fact-strip>div:nth-child(2){border-right:0}
.fact-strip>div:nth-child(-n+2){border-bottom:1px solid var(--line)}
.section{padding:56px 0}
.hero+.section{padding-top:56px}
.section-head{margin-bottom:28px}
.authority-main{padding-right:20px}
.track-grid.count-4{grid-template-columns:repeat(2,1fr)}
.project-compare-head b,.project-compare-row span{padding:12px 10px;font-size:12px}
.entry-support-card ul{grid-template-columns:1fr}
.schedule-preview,.decision-grid{grid-template-columns:repeat(2,1fr)}
.schedule-preview article{padding-right:16px}
.cta-inner{align-items:flex-start;flex-direction:column}
.timeline-list article{grid-template-columns:55px 190px 1fr}
.faq-layout{grid-template-columns:1fr}
.faq-aside{position:static}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:600px){body{padding-bottom:66px}
.hero h1{font-size:40px}
.event-title-line{white-space:normal}
.hero-edition{font-size:17px}
.hero-edition span{display:block;width:max-content;margin:8px 0 0}
.hero-intro{font-size:15px}
.hero-actions{align-items:stretch;flex-direction:column}
.fact-strip{grid-template-columns:1fr}
.fact-strip>div{min-height:85px;padding-top:17px;padding-bottom:15px;border-right:0;border-bottom:1px solid var(--line)!important}
.section{padding:44px 0}
.section-head h2{font-size:34px}
.guide-steps .section-head h2{white-space:normal;font-size:34px}
.track-grid.count-2,.track-grid.count-4,.schedule-preview,.decision-grid,.service-grid,.requirement-grid,.principle-list{grid-template-columns:1fr}
.track-grid article{min-height:0}
.track-grid h3{margin-top:26px}
.participation-guide{margin-top:36px;padding-top:30px}
.subsection-head h3{font-size:29px}
.project-compare-head{display:none}
.project-compare-row{grid-template-columns:1fr 1fr;border-bottom:1px solid var(--ink)}
.project-compare-row span{min-height:74px;padding:12px 13px;border-bottom:0;font-size:13px}
.project-compare-row span::before{content:attr(data-label);display:block;margin-bottom:4px;color:var(--accent);font-size:11px;font-weight:900;letter-spacing:.05em}
.project-compare-row span:last-child{grid-column:1/-1;border-top:1px solid var(--line)}
.entry-support-grid{grid-template-columns:1fr}
.entry-support-card{padding:22px}
.entry-support-card dl div{grid-template-columns:90px 1fr;gap:12px}
.authority-main{padding:30px 10px 30px 0}
.authority-main .chapter-mark{font-size:68px}
.authority-name{font-size:25px!important}
.schedule-preview{border-bottom:1px solid rgba(255,255,255,.2)}
.schedule-preview article{padding:22px 0;border-bottom:1px solid rgba(255,255,255,.18)}
.schedule-preview p,.decision-grid p{font-size:14px}
.cta-inner h2{font-size:29px}
.page-hero{padding:50px 0}
.page-hero h1{font-size:38px}
.step-list article{grid-template-columns:52px 1fr}
.check-grid{grid-template-columns:1fr}
.service-fee{padding:24px}
.timeline-list article{grid-template-columns:46px 1fr;gap:14px}
.timeline-list time{grid-column:2}
.timeline-list article>div:last-child{grid-column:2}
.prepare-order li{grid-template-columns:1fr;gap:5px}
.faq-list summary{grid-template-columns:42px 1fr auto}
.faq-list details p{padding-left:0}
.event-file{padding:36px 0}
.event-file-head{margin-bottom:22px}
.event-file-head h2{font-size:30px}
.footer-grid{grid-template-columns:1fr;gap:30px}
.footer-grid>div:first-child{grid-column:auto}
.footer-bottom{align-items:flex-start;flex-direction:column;gap:5px}
.mobile-contact{display:flex;position:fixed;z-index:60;left:12px;right:12px;bottom:10px;height:48px;align-items:center;justify-content:center;background:var(--accent);color:#fff;font-weight:900;box-shadow:0 10px 28px rgba(0,0,0,.25)}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
.button,.decision-grid a{transition:none}
}