:root{color-scheme:light;--ink:#17323a;--muted:#506a70;--accent:#087c78;--line:rgba(255,255,255,.72);--glass:rgba(248,254,252,.76);--glass-strong:rgba(250,255,253,.84);--shadow:0 24px 70px rgba(27,74,75,.16)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;min-width:320px;background:#d9e9e7;color:var(--ink);font-family:Inter,"SF Pro Display","Segoe UI","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:5px}
::selection{background:#a7e9df;color:#133238}
.page-background{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none;background:#d9e9e7 url("./fallback-background.svg") center/cover no-repeat}
.page-background__image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .65s ease}
.page-background__image.is-visible{opacity:1}
.site-shell{width:min(1280px,calc(100% - 80px));margin:0 auto}
.glass-panel{background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(24px) saturate(125%);backdrop-filter:blur(24px) saturate(125%)}
.site-header{height:74px;margin-top:28px;padding:0 25px 0 29px;border-radius:18px;display:flex;align-items:center;justify-content:space-between;gap:20px;position:relative;z-index:10}
.brand{display:flex;align-items:center;gap:18px;white-space:nowrap}
.brand__mark{font-size:29px;line-height:1;font-weight:850;letter-spacing:-.075em}
.brand__mark span,.title-dot,.accent-dot{color:var(--accent)}
.brand__label{font-size:10px;letter-spacing:.23em;color:#58777b;font-weight:700}
.site-nav{display:flex;align-items:center;gap:38px;margin-left:auto;margin-right:32px}
.site-nav a{color:#46646a;font-size:13px;font-weight:600;transition:color .2s ease}
.site-nav a:hover{color:var(--accent)}
.icon-button{border:1px solid rgba(20,102,104,.19);background:rgba(255,255,255,.46);color:var(--ink);display:grid;place-items:center;width:42px;height:42px;border-radius:12px;cursor:pointer;transition:background .25s,border-color .25s,transform .25s}
.icon-button:hover{background:rgba(210,250,241,.85);border-color:rgba(8,124,120,.45);transform:rotate(28deg)}
.icon-button svg{width:19px;height:19px}
.icon-button.is-loading svg{animation:spin 1s linear infinite}
.hero{display:grid;grid-template-columns:minmax(0,1.58fr) minmax(310px,.83fr);gap:20px;margin-top:24px;min-height:610px}
.hero__main,.intro-card,.details-card{border-radius:24px;position:relative;overflow:hidden}
.hero__main{min-height:610px;padding:30px 38px 28px;display:flex;flex-direction:column;justify-content:space-between;transform-style:preserve-3d;will-change:transform}
.hero__main::before{content:"";position:absolute;width:540px;height:540px;right:-220px;top:-220px;border:1px solid rgba(8,124,120,.1);border-radius:50%;box-shadow:0 0 0 68px rgba(8,124,120,.025),0 0 0 138px rgba(8,124,120,.018);pointer-events:none}
.hero__main::after{content:"";position:absolute;left:0;top:0;width:58%;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);opacity:.65}
.hero__topline,.hero__bottom,.card-heading,.intro-card__footer{display:flex;align-items:center;justify-content:space-between}
.status,.hero__index,.hero__bottom,.section-kicker{font-size:10px;font-weight:750;letter-spacing:.2em}
.status{display:inline-flex;align-items:center;gap:9px;color:var(--accent)}
.status__pulse{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 5px rgba(8,124,120,.13);animation:pulse 2.2s ease-in-out infinite}
.hero__index,.hero__bottom{color:#658085}
.hero__content{position:relative;z-index:1;transform:translateZ(18px);padding:20px 0}
.avatar-frame{position:relative;width:102px;height:102px;margin-bottom:29px}
.avatar-frame img{display:block;width:100%;height:100%;border-radius:27px;object-fit:cover;border:3px solid rgba(255,255,255,.86);box-shadow:0 14px 30px rgba(27,74,75,.2);transform:rotate(-4deg);transition:transform .4s ease}
.hero__main:hover .avatar-frame img{transform:rotate(0deg)}
.avatar-frame__orbit{position:absolute;inset:-9px;border-radius:35px;border:1px solid rgba(8,124,120,.28);transform:rotate(10deg);pointer-events:none}
.eyebrow{color:var(--accent);font-size:15px;font-weight:650;letter-spacing:.08em;margin:0 0 12px}
h1,h2,p{margin-top:0}
h1{font-size:clamp(64px,6.7vw,100px);line-height:1.06;letter-spacing:-.075em;margin-bottom:24px;font-weight:820}
h1>span:first-of-type{display:inline-block;position:relative}
.hero__lead{font-size:clamp(16px,1.55vw,19px);line-height:1.85;letter-spacing:.015em;color:#3e5b61;margin-bottom:32px}
.hero__actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.button{min-height:49px;display:inline-flex;justify-content:center;align-items:center;gap:25px;padding:0 20px;border-radius:10px;font-size:13px;font-weight:750;transition:background .25s,border-color .25s,transform .25s,box-shadow .25s}
.button span{font-size:18px;font-weight:400;line-height:1}
.button--primary{background:var(--accent);color:#fff;border:1px solid var(--accent);box-shadow:0 10px 35px rgba(8,124,120,.2)}
.button--primary:hover{background:#096b69;box-shadow:0 14px 38px rgba(8,124,120,.25)}
.button--ghost{border:1px solid rgba(8,124,120,.27);background:rgba(255,255,255,.5)}
.button--ghost:hover{border-color:var(--accent);background:rgba(220,252,245,.82)}
.hero__bottom{gap:15px;justify-content:flex-start}
.scroll-line{height:1px;width:70px;background:rgba(8,124,120,.4)}
.hero__bottom>span:last-child{font-size:20px;line-height:1;color:var(--accent)}
.hero__side{display:grid;grid-template-rows:1.04fr .96fr;gap:20px}
.intro-card{padding:31px 34px 27px;display:flex;flex-direction:column;justify-content:space-between;transform-style:preserve-3d;will-change:transform}
.intro-card::before{content:"";position:absolute;right:-85px;top:8px;width:255px;height:255px;border:1px solid rgba(8,124,120,.13);border-radius:50%;box-shadow:0 0 0 50px rgba(8,124,120,.027);pointer-events:none}
.section-kicker{color:var(--accent)}
.card-heading__sparkle{font-size:29px;color:var(--accent);line-height:1;animation:slow-spin 16s linear infinite}
.intro-card h2{font-size:39px;line-height:1.2;letter-spacing:-.045em;margin:22px 0 17px}
.intro-card p{max-width:320px;color:#49636a;line-height:1.9;font-size:15px;margin-bottom:24px}
.intro-card__footer{border-top:1px solid rgba(21,94,96,.15);padding-top:19px;color:#587178;font-size:12px;letter-spacing:.04em}
.intro-card__footer span:last-child{font-size:21px;color:var(--accent);line-height:1}
.details-card{padding:30px 34px;background:var(--glass-strong)}
.details-list{margin:21px 0 0}
.details-list div{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid rgba(21,94,96,.13);font-size:13px}
.details-list div:last-child{border-bottom:0}
.details-list dt{color:#668086}
.details-list dd{margin:0;text-align:right;font-weight:600;color:#18373c}
.details-list a:hover{color:var(--accent)}
.projects-section{padding:111px 0 106px}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:31px;padding:24px 28px;border:1px solid var(--line);border-radius:20px;background:var(--glass);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.section-heading h2{font-size:clamp(44px,5vw,66px);letter-spacing:-.06em;line-height:1.1;margin:15px 0 0}
.section-heading p{font-size:14px;line-height:1.85;color:#46636a;margin-bottom:4px}
.projects-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.project-card{min-height:225px;padding:28px 30px;border-radius:20px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;transition:transform .35s ease,border-color .35s ease,background .35s ease,box-shadow .35s ease}
.project-card::after{content:"↗";position:absolute;right:-10px;bottom:-62px;font-size:170px;line-height:1;color:rgba(8,124,120,.07);font-weight:200;transition:transform .4s ease,color .4s ease;pointer-events:none}
.project-card:hover{transform:translateY(-7px);border-color:rgba(8,124,120,.4);background:rgba(251,255,254,.92);box-shadow:0 28px 70px rgba(27,74,75,.2)}
.project-card:hover::after{transform:translate(-12px,-14px);color:rgba(8,124,120,.12)}
.project-card__top,.project-card__bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;position:relative;z-index:1}
.project-card__number{font-size:11px;letter-spacing:.18em;color:#69858a;font-weight:700}
.project-card__arrow{width:34px;height:34px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-size:18px;color:var(--accent);transition:background .3s,transform .3s}
.project-card:hover .project-card__arrow{background:var(--accent);color:#fff;transform:rotate(45deg)}
.project-card__copy{position:relative;z-index:1;margin:30px 0 20px}
.project-card h3{font-size:25px;line-height:1.35;letter-spacing:-.035em;margin:0 0 9px}
.project-card p{font-size:13px;color:#506a70;line-height:1.6;margin:0}
.project-card__bottom{border-top:1px solid rgba(21,94,96,.14);padding-top:15px;font-size:10px;font-weight:750;letter-spacing:.17em;color:var(--accent)}
.project-card__bottom span:last-child{color:#607b80}
.projects-message{grid-column:1/-1;border-radius:20px;padding:35px;color:#456168;font-size:14px}
.projects-message--loading{display:flex;align-items:center;gap:14px}
.projects-message--loading::before{content:"";width:18px;height:18px;border:2px solid rgba(8,124,120,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
.contact-section{border-radius:24px;min-height:330px;padding:45px 52px;display:grid;grid-template-columns:1.2fr .8fr;gap:50px;position:relative;overflow:hidden;background:rgba(233,250,247,.87)}
.contact-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 52% 100%,rgba(84,203,181,.19),transparent 38%);pointer-events:none}
.contact-section>div:not(.contact-section__decoration){position:relative;z-index:1}
.contact-section h2{font-size:clamp(45px,4.7vw,66px);line-height:1.18;letter-spacing:-.065em;margin:18px 0 18px}
.contact-section h2 em{font-style:normal;color:var(--accent)}
.contact-section p{font-size:14px;color:#4d686c;margin-bottom:22px}
.contact-mail{display:inline-flex;gap:16px;align-items:center;border-bottom:1px solid var(--accent);padding-bottom:7px;font-weight:700;font-size:17px;transition:color .2s ease,gap .2s ease}
.contact-mail:hover{color:var(--accent);gap:23px}
.social-area{align-self:end;padding-bottom:5px}
.social-links{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:22px}
.social-links a{width:52px;height:52px;display:grid;place-items:center;border:1px solid rgba(21,94,96,.2);border-radius:13px;background:rgba(255,255,255,.58);box-shadow:0 6px 20px rgba(27,74,75,.08);transition:background .25s,border-color .25s,transform .25s,box-shadow .25s}
.social-links a:hover{background:rgba(255,255,255,.9);border-color:rgba(8,124,120,.45);transform:translateY(-4px) scale(1.06);box-shadow:0 12px 24px rgba(27,74,75,.15)}
.social-links svg{width:27px;height:27px;display:block}
.social-link--qq{color:#1397d5}
.social-link--bilibili{color:#e77aa6}
.social-link--douyin{color:#262d35}
.social-link--github{color:#29343c}
.contact-section__decoration{position:absolute;right:26%;top:-118px;font-size:320px;line-height:1;color:rgba(8,124,120,.055);pointer-events:none;animation:slow-spin 35s linear infinite}
.site-footer{min-height:76px;margin:24px 0;padding:16px 25px;display:flex;align-items:center;justify-content:space-between;gap:15px;color:#3f5d63;font-size:10px;font-weight:700;letter-spacing:.1em;border:1px solid var(--line);border-radius:16px;background:var(--glass);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.site-footer a{transition:color .2s}
.site-footer a:hover{color:var(--accent)}
.toast{position:fixed;z-index:20;left:50%;bottom:25px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:rgba(247,255,252,.94);border:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-radius:10px;padding:12px 18px;box-shadow:var(--shadow);font-size:13px;transition:opacity .25s,transform .25s;white-space:nowrap}
.toast.is-visible{opacity:1;transform:translate(-50%,0)}
html.has-motion .reveal{opacity:0;translate:0 22px;transition:opacity .7s ease,translate .7s cubic-bezier(.2,.8,.2,1);transition-delay:var(--reveal-delay,0s)}
html.has-motion .reveal.is-visible{opacity:1;translate:0 0}
@keyframes pulse{50%{box-shadow:0 0 0 10px rgba(8,124,120,0)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes slow-spin{to{transform:rotate(360deg)}}
@media(max-width:1000px){.site-shell{width:min(100% - 48px,1280px)}.hero{grid-template-columns:minmax(0,1.25fr) minmax(285px,.85fr)}.hero__main{padding:27px}.intro-card,.details-card{padding:27px}.brand__label{display:none}.site-nav{gap:25px;margin-right:15px}}
@media(max-width:760px){.site-shell{width:calc(100% - 32px)}.site-header{margin-top:16px;height:64px;padding:0 17px}.site-nav{gap:16px;margin:0 0 0 auto}.site-nav a{font-size:12px}.site-nav a:first-child{display:none}.brand__mark{font-size:26px}.icon-button{width:37px;height:37px}.hero{grid-template-columns:1fr;gap:15px;margin-top:16px;min-height:0}.hero__main{min-height:570px}.hero__side{grid-template-columns:1fr 1fr;grid-template-rows:auto;gap:15px}.intro-card,.details-card{min-height:290px}.projects-section{padding:82px 0}.contact-section{padding:35px;gap:25px}}
@media(max-width:610px){.hero__main{min-height:540px;padding:24px}.hero__side{grid-template-columns:1fr}.intro-card,.details-card{min-height:0}.intro-card{padding:28px;gap:8px}.intro-card p{max-width:none}.details-card{padding:27px}.section-heading{align-items:start;flex-direction:column;gap:12px;padding:23px}.section-heading p br{display:none}.projects-grid{grid-template-columns:1fr}.project-card{min-height:205px}.contact-section{grid-template-columns:1fr;padding:32px 26px;gap:42px}.social-area{align-self:start}.site-footer{padding:24px;min-height:0;flex-wrap:wrap;line-height:1.7}.site-footer span:first-child{width:100%}}
@media(max-width:390px){.site-nav{gap:12px}.site-nav a{font-size:11px}.hero__main{min-height:520px}.hero__actions{gap:8px}.button{padding:0 13px;gap:12px;font-size:12px}.social-links{gap:8px}.social-links a{width:48px;height:48px}.social-links svg{width:25px;height:25px}}
@media(hover:none),(pointer:coarse){.project-card:hover{transform:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}html.has-motion .reveal{opacity:1;translate:0 0}}