:root{--color-bg: #f7f9fb;--color-surface: #ffffff;--color-surface-soft: #eef3f7;--color-text: #111418;--color-text-muted: #66727f;--color-line: rgba(17, 20, 24, .12);--color-line-strong: rgba(17, 20, 24, .2);--color-cyan: #00a8c8;--color-green: #19b36b;--color-blue: #2563eb;--color-danger: #d94848;--font-sans: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;--font-mono: "JetBrains Mono", "SFMono-Regular", monospace;--text-hero: clamp(54px, 8vw, 110px);--text-title: clamp(34px, 5vw, 64px);--text-section: clamp(30px, 4vw, 48px);--text-body: 16px;--text-small: 13px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-24: 96px;--container: 1180px;--header-height: 72px;--hero-min-height: 88vh;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--shadow-soft: 0 16px 40px rgba(17, 20, 24, .08);--shadow-glow: 0 0 24px rgba(0, 168, 200, .22);--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in: cubic-bezier(.7, 0, .84, 0);--ease-standard: cubic-bezier(.2, 0, 0, 1);--motion-instant: .1s;--motion-fast: .16s;--motion-panel: .24s;--motion-section: .42s;--motion-hero: .68s}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-body);line-height:1.6}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}.site-header{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;align-items:center;justify-content:space-between;height:var(--header-height);padding:0 clamp(20px,4vw,56px);border-bottom:1px solid transparent;transition:background var(--motion-panel) var(--ease-standard),border-color var(--motion-panel) var(--ease-standard),box-shadow var(--motion-panel) var(--ease-standard)}.site-header.is-scrolled{background:#f7f9fbd1;border-color:var(--color-line);box-shadow:0 8px 24px #1114180f;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.brand{display:inline-flex;align-items:center;gap:var(--space-3)}.brand__mark{display:grid;width:38px;height:38px;place-items:center;border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-cyan);font-weight:800;box-shadow:var(--shadow-soft)}.brand strong,.brand small{display:block}.brand strong{font-size:15px;line-height:1.1}.brand small{margin-top:3px;color:var(--color-text-muted);font-family:var(--font-mono);font-size:11px}.site-nav{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-1);border:1px solid var(--color-line);border-radius:999px;background:#ffffffa8;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.site-nav a,.header-action{display:inline-flex;min-height:38px;align-items:center;justify-content:center;padding:0 14px;border-radius:999px;color:var(--color-text-muted);font-size:14px;font-weight:700;transition:color var(--motion-fast) var(--ease-standard),background var(--motion-fast) var(--ease-standard),transform var(--motion-fast) var(--ease-standard)}.site-nav a:hover,.site-nav a:focus-visible,.header-action:hover,.header-action:focus-visible{background:var(--color-text);color:#fff;outline:none;transform:translateY(-1px)}.header-action{border:1px solid var(--color-line);background:var(--color-surface);color:var(--color-text)}.hero{position:relative;min-height:var(--hero-min-height);padding:calc(var(--header-height) + var(--space-16)) clamp(20px,4vw,56px) var(--space-8);overflow:hidden;background:radial-gradient(circle at 75% 18%,rgba(0,168,200,.1),transparent 28%),linear-gradient(180deg,#f9fbfd,#eef4f7)}.hero:after{position:absolute;right:0;bottom:0;left:0;height:1px;background:var(--color-line);content:""}.hero__content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;max-width:var(--container);min-height:510px;margin:0 auto}.hero__eyebrow,.section-kicker,.section-header p{margin:0 0 var(--space-4);color:var(--color-cyan);font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:0;text-transform:uppercase}.hero h1{margin:0;color:var(--color-text);font-size:var(--text-hero);font-weight:800;letter-spacing:0;line-height:.94}.hero h2{max-width:540px;margin:var(--space-4) 0 0;font-size:clamp(26px,3.4vw,42px);font-weight:800;letter-spacing:0;line-height:1.15}.hero__summary{max-width:540px;margin:var(--space-6) 0 0;color:var(--color-text-muted);font-size:clamp(17px,1.8vw,20px);line-height:1.8}.hero__actions{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-top:var(--space-8)}.button{position:relative;display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 20px;border:1px solid var(--color-line-strong);border-radius:var(--radius-md);font-weight:800;transition:transform var(--motion-fast) var(--ease-standard),border-color var(--motion-fast) var(--ease-standard),box-shadow var(--motion-fast) var(--ease-standard),background var(--motion-fast) var(--ease-standard)}.button:hover,.button:focus-visible{outline:none;transform:translateY(-3px)}.button:active{transform:translateY(2px)}.button--primary{border-color:var(--color-text);background:var(--color-text);color:#fff}.button--primary:hover,.button--primary:focus-visible{box-shadow:var(--shadow-glow)}.button--secondary{background:#ffffffbd;color:var(--color-text);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.button--secondary:hover,.button--secondary:focus-visible{border-color:var(--color-cyan)}.hero-data-scene{position:absolute;top:95px;right:max(20px,calc((100vw - var(--container)) / 2));z-index:1;width:min(52vw,700px);height:560px;opacity:.98}.scene-grid{position:absolute;top:38px;right:0;bottom:0;left:72px;border:1px solid rgba(17,20,24,.08);background-image:linear-gradient(rgba(17,20,24,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(17,20,24,.06) 1px,transparent 1px);background-size:36px 36px;-webkit-mask-image:linear-gradient(90deg,transparent 0%,black 16%,black 82%,transparent 100%);mask-image:linear-gradient(90deg,transparent 0%,black 16%,black 82%,transparent 100%);transform:perspective(700px) rotateX(58deg) rotate(-9deg);transform-origin:center}.trajectory-map{position:absolute;top:0;right:0;bottom:0;left:0;filter:drop-shadow(0 14px 24px rgba(0,168,200,.15))}.route{fill:none;stroke-linecap:round;stroke-linejoin:round}.route--ghost{stroke:#1114181f;stroke-width:6}.route--active{stroke:var(--color-cyan);stroke-dasharray:840;stroke-dashoffset:840;stroke-width:3;animation:route-draw 1.6s var(--ease-standard) .25s forwards}.route--secondary{stroke:#19b36b85;stroke-dasharray:8 16;stroke-width:2;animation:route-shift 5s linear infinite}.node{fill:#fff;stroke:var(--color-cyan);stroke-width:3;transform-box:fill-box;transform-origin:center;animation:node-pulse 1.8s var(--ease-out) infinite}.node--two{animation-delay:.35s}.node--three{stroke:var(--color-green);animation-delay:.7s}.scene-panel{position:absolute;border:1px solid rgba(17,20,24,.1);border-radius:var(--radius-md);background:#ffffffc7;box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.scene-panel--code{right:42px;bottom:88px;display:grid;gap:8px;width:250px;padding:16px}.scene-panel--code code{color:#224350;font-family:var(--font-mono);font-size:12px}.scene-panel--ai{top:84px;right:18px;width:274px;padding:16px}.scene-panel--ai p{margin:8px 0 0;color:var(--color-text-muted);font-size:13px}.scene-panel--metric{bottom:184px;left:108px;display:grid;gap:2px;min-width:138px;padding:14px 16px}.metric-value{color:var(--color-green);font-family:var(--font-mono);font-size:26px;font-weight:800;line-height:1}.panel-label{color:var(--color-cyan);font-family:var(--font-mono);font-size:11px;font-weight:800;letter-spacing:0;text-transform:uppercase}.proof-bar{position:relative;z-index:2;display:grid;max-width:var(--container);margin:var(--space-8) auto 0;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--color-line);background:#ffffffc2;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.proof-bar article{min-width:0;padding:20px 22px;border-right:1px solid var(--color-line);transition:background var(--motion-fast) var(--ease-standard),transform var(--motion-fast) var(--ease-standard)}.proof-bar article:last-child{border-right:0}.proof-bar article:hover{background:#fff;transform:translateY(-2px)}.proof-bar strong,.proof-bar span{display:block}.proof-bar strong{font-size:clamp(22px,2.2vw,30px);line-height:1.1}.proof-bar span{margin-top:4px;color:var(--color-text-muted);font-size:14px}.section{max-width:var(--container);margin:0 auto;padding:var(--space-24) clamp(20px,4vw,56px) 0}.section-header{display:grid;max-width:760px;gap:var(--space-3);margin-bottom:var(--space-10)}.section-header h2,.contact h2{margin:0;font-size:var(--text-section);line-height:1.15;letter-spacing:0}.section-header span{color:var(--color-text-muted);font-size:17px}.project-showcase{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4)}.project-card{position:relative;min-height:520px;padding:24px;border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-surface);box-shadow:0 1px #1114180a;transition:transform var(--motion-panel) var(--ease-standard),border-color var(--motion-panel) var(--ease-standard),box-shadow var(--motion-panel) var(--ease-standard)}.project-card:before{position:absolute;top:0;right:0;left:0;height:3px;background:linear-gradient(90deg,transparent,var(--color-cyan),var(--color-green),transparent);opacity:0;transition:opacity var(--motion-panel) var(--ease-standard);content:""}.project-card:hover,.project-card:focus-within{border-color:#00a8c86b;box-shadow:var(--shadow-soft);transform:translateY(-6px)}.project-card:hover:before,.project-card:focus-within:before{opacity:1}.project-card--featured{background:linear-gradient(180deg,rgba(0,168,200,.08),transparent 28%),var(--color-surface)}.project-card__meta{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);color:var(--color-text-muted);font-family:var(--font-mono);font-size:12px}.project-card h3{margin:var(--space-6) 0 var(--space-4);font-size:25px;line-height:1.2}.project-card p{margin:0;color:var(--color-text-muted)}.project-card ul{display:grid;gap:10px;margin:var(--space-6) 0;padding:0 0 0 18px;color:#29333d}.tag-row{position:absolute;right:24px;bottom:24px;left:24px;display:flex;flex-wrap:wrap;gap:8px}.tag-row span{display:inline-flex;min-height:28px;align-items:center;padding:0 10px;border:1px solid var(--color-line);border-radius:999px;background:var(--color-surface-soft);color:#34424f;font-family:var(--font-mono);font-size:12px}.stack-section{max-width:1240px}.tech-layout{display:grid;grid-template-columns:minmax(280px,.9fr) minmax(0,1.1fr);gap:var(--space-4)}.tech-graph,.tech-detail,.career-stage,.career-card,.career-proof,.contact{border:1px solid var(--color-line);border-radius:var(--radius-md);background:#ffffffbd;box-shadow:0 1px #1114180a}.tech-graph{display:grid;gap:var(--space-3);padding:var(--space-4)}.tech-node{min-height:58px;border:1px solid var(--color-line);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);cursor:pointer;font:800 15px var(--font-sans);text-align:left;padding:0 18px;transition:transform var(--motion-fast) var(--ease-standard),border-color var(--motion-fast) var(--ease-standard),background var(--motion-fast) var(--ease-standard),color var(--motion-fast) var(--ease-standard)}.tech-node:hover,.tech-node:focus-visible,.tech-node.is-active{border-color:var(--color-cyan);background:#10232b;color:#fff;outline:none;transform:translate(4px)}.tech-detail{min-height:360px;padding:clamp(24px,4vw,48px)}.tech-detail span{color:var(--color-cyan);font-family:var(--font-mono);font-size:13px;font-weight:800}.tech-detail h3{margin:var(--space-4) 0;font-size:clamp(30px,4vw,52px);line-height:1.08}.tech-detail p{max-width:620px;margin:0;color:var(--color-text-muted);font-size:18px}.experience-section{max-width:1240px}.career-stage-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-4);margin-bottom:var(--space-4)}.career-stage{position:relative;min-height:190px;overflow:hidden;padding:22px;transition:transform var(--motion-panel) var(--ease-standard),border-color var(--motion-panel) var(--ease-standard),box-shadow var(--motion-panel) var(--ease-standard)}.career-stage:before{position:absolute;top:0;right:0;left:0;height:3px;background:linear-gradient(90deg,var(--color-cyan),var(--color-green));opacity:0;transition:opacity var(--motion-panel) var(--ease-standard);content:""}.career-stage:hover{border-color:#00a8c866;box-shadow:var(--shadow-soft);transform:translateY(-4px)}.career-stage:hover:before,.career-stage.is-current:before{opacity:1}.career-stage span,.career-card__rail span,.career-detail-grid span{color:var(--color-cyan);font-family:var(--font-mono);font-size:12px;font-weight:800;letter-spacing:0;text-transform:uppercase}.career-stage h3{margin:var(--space-4) 0 var(--space-3);font-size:22px;line-height:1.22}.career-stage p{margin:0;color:var(--color-text-muted)}.career-board{display:grid;gap:var(--space-4)}.career-card{position:relative;display:grid;grid-template-columns:190px minmax(0,1fr);min-height:300px;overflow:hidden;transition:transform var(--motion-panel) var(--ease-standard),border-color var(--motion-panel) var(--ease-standard),box-shadow var(--motion-panel) var(--ease-standard)}.career-card:before{position:absolute;top:24px;bottom:24px;left:188px;width:1px;background:linear-gradient(180deg,var(--color-cyan),rgba(25,179,107,.22));content:""}.career-card:hover{border-color:#00a8c86b;box-shadow:var(--shadow-soft);transform:translateY(-4px)}.career-card--highlight{background:linear-gradient(135deg,rgba(0,168,200,.1),transparent 34%),#ffffffd6}.career-card__rail{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:28px 26px}.career-card__rail:after{position:absolute;top:32px;right:-7px;z-index:1;width:13px;height:13px;border:3px solid white;border-radius:50%;background:var(--color-cyan);box-shadow:0 0 0 6px #00a8c81f;content:""}.career-card__rail time{color:var(--color-cyan);font-family:var(--font-mono);font-size:13px;font-weight:800}.career-card__body{padding:28px 28px 80px}.career-card__head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-6)}.career-card__head h3{margin:0;font-size:clamp(24px,3vw,34px);line-height:1.16}.career-card__head p{margin:8px 0 0;color:var(--color-text-muted)}.career-card__head strong{display:inline-flex;flex-shrink:0;min-height:34px;align-items:center;padding:0 12px;border:1px solid rgba(0,168,200,.32);border-radius:999px;background:#00a8c814;color:#126276;font-size:13px}.career-card__summary{max-width:860px;margin:var(--space-6) 0;color:#384653;font-size:17px}.career-detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-4)}.career-detail-grid>div{padding:18px;border:1px solid var(--color-line);border-radius:var(--radius-md);background:#f7f9fbc2}.career-detail-grid ul{display:grid;gap:8px;margin:var(--space-3) 0 0;padding-left:18px;color:var(--color-text-muted)}.career-tags{right:28px;bottom:28px;left:218px}.career-card--compact{min-height:230px}.career-card--compact .career-card__body{padding-bottom:76px}.career-proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:var(--space-4);overflow:hidden}.career-proof article{min-width:0;padding:22px;border-right:1px solid var(--color-line)}.career-proof article:last-child{border-right:0}.career-proof strong,.career-proof span{display:block}.career-proof strong{font-size:18px}.career-proof span{margin-top:8px;color:var(--color-text-muted);font-size:14px}.contact{display:flex;max-width:var(--container);align-items:center;justify-content:space-between;gap:var(--space-8);margin:var(--space-24) auto var(--space-16);padding:clamp(28px,5vw,56px)}.contact h2{max-width:720px}.contact-actions{display:grid;flex-shrink:0;grid-template-columns:repeat(2,minmax(128px,1fr));gap:var(--space-3);min-width:min(100%,330px)}.site-footer{display:flex;justify-content:center;gap:16px;padding:24px 20px;border-top:1px solid var(--color-line);color:var(--color-text-muted);font-size:13px}.site-footer a:hover,.site-footer a:focus-visible{color:var(--color-cyan)}.toast{position:fixed;right:24px;bottom:24px;z-index:30;padding:13px 16px;border:1px solid rgba(25,179,107,.38);border-radius:var(--radius-md);background:#f5fffaf0;box-shadow:var(--shadow-soft);color:#0d6f40;font-weight:800;opacity:0;pointer-events:none;transform:translateY(12px);transition:opacity var(--motion-panel) var(--ease-standard),transform var(--motion-panel) var(--ease-standard)}.toast.is-visible{opacity:1;transform:translateY(0)}.section-reveal{opacity:0;transform:translateY(20px);transition:opacity var(--motion-section) var(--ease-out),transform var(--motion-section) var(--ease-out)}.section-reveal.is-visible{opacity:1;transform:translateY(0)}.fade-slide-enter-active,.fade-slide-leave-active{transition:opacity var(--motion-fast) var(--ease-standard),transform var(--motion-fast) var(--ease-standard)}.fade-slide-enter-from,.fade-slide-leave-to{opacity:0;transform:translateY(8px)}@keyframes route-draw{to{stroke-dashoffset:0}}@keyframes route-shift{to{stroke-dashoffset:-96}}@keyframes node-pulse{0%,to{transform:scale(1);opacity:.88}50%{transform:scale(1.45);opacity:1}}@media (max-width: 1100px){.site-nav{display:none}.hero{display:flex;flex-direction:column;min-height:auto;padding-top:112px}.hero__content{display:block;min-height:0;order:1}.hero-data-scene{position:relative;top:auto;right:auto;width:100%;height:360px;margin-top:var(--space-8);order:2}.proof-bar{order:3;width:100%}.scene-grid{top:28px;right:0;bottom:0;left:0}.scene-panel--metric{left:24px;bottom:92px}.scene-panel--ai{top:34px;right:4px}.scene-panel--code{right:18px;bottom:28px}.proof-bar,.project-showcase,.tech-layout,.career-stage-grid,.career-proof{grid-template-columns:repeat(2,minmax(0,1fr))}.career-card{grid-template-columns:150px minmax(0,1fr)}.career-card:before{left:148px}.career-card__head{flex-direction:column;gap:var(--space-3)}.career-detail-grid{grid-template-columns:1fr}.career-tags{left:178px}.project-card{min-height:460px}.contact{align-items:flex-start;flex-direction:column}}@media (max-width: 680px){:root{--header-height: 64px}.site-header{padding:0 16px}.brand small,.header-action{display:none}.hero{padding:96px 18px 28px}.hero__summary{font-size:16px}.hero__actions,.contact-actions,.button{width:100%}.hero-data-scene{height:300px}.scene-panel--ai{width:218px}.scene-panel--code{width:220px}.scene-panel--metric{bottom:104px}.proof-bar,.project-showcase,.tech-layout,.career-stage-grid,.career-proof{grid-template-columns:1fr}.proof-bar article{border-right:0;border-bottom:1px solid var(--color-line)}.proof-bar article:last-child{border-bottom:0}.section{padding-top:72px}.project-card{min-height:auto;padding-bottom:120px}.career-stage{min-height:auto}.career-card{grid-template-columns:1fr;min-height:auto}.career-card:before{top:70px;bottom:auto;left:20px;width:calc(100% - 40px);height:1px;background:linear-gradient(90deg,var(--color-cyan),rgba(25,179,107,.22))}.career-card__rail{min-height:72px;justify-content:center;padding:20px 22px}.career-card__rail:after{top:auto;right:22px;bottom:-7px}.career-card__body{padding:28px 22px 116px}.career-card--compact .career-card__body{padding-bottom:116px}.career-card__head h3{font-size:24px}.career-detail-grid>div{padding:16px}.career-tags{right:22px;bottom:22px;left:22px}.career-proof article{border-right:0;border-bottom:1px solid var(--color-line)}.career-proof article:last-child{border-bottom:0}.toast{right:16px;bottom:16px;left:16px;text-align:center}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:1ms!important;scroll-behavior:auto!important;transition-duration:1ms!important}}
