:root{--bg: #050505;--bg-rgb: 5, 5, 5;--surface: rgba(255, 255, 255, .035);--surface-alt: rgba(255, 255, 255, .055);--surface-hover: rgba(255, 255, 255, .085);--border: rgba(255, 255, 255, .06);--border-hover: rgba(185, 163, 110, .22);--border-strong: rgba(255, 255, 255, .14);--text: #f0ece2;--text-secondary: rgba(240, 236, 226, .62);--text-tertiary: rgba(240, 236, 226, .4);--accent: #b9a36e;--accent-rgb: 185, 163, 110;--accent-hover: #d2bb84;--accent-deep: #9d8858;--accent-subtle: rgba(185, 163, 110, .14);--accent-gradient: linear-gradient(135deg, #b9a36e 0%, #9d8858 100%);--accent-glow: rgba(185, 163, 110, .35);--success: #4cb782;--error: #e5484d;--warning: #f5a623;--spotlight-opacity: .04;--f-head: "Inter", "Noto Sans SC", sans-serif;--f-body: "Noto Sans SC", "Inter", sans-serif;--f-serif: "Noto Serif SC", "Playfair Display", "Source Han Serif SC", Georgia, serif;--f-mono: "JetBrains Mono", "SF Mono", monospace;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2), 0 2px 8px rgba(0, 0, 0, .12);--shadow-md: 0 4px 12px rgba(0, 0, 0, .22), 0 12px 32px rgba(0, 0, 0, .16);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .28), 0 24px 64px rgba(0, 0, 0, .2);--shadow-xl: 0 16px 40px rgba(0, 0, 0, .32), 0 40px 96px rgba(0, 0, 0, .24);--glow-accent-sm: 0 0 12px rgba(var(--accent-rgb), .18);--glow-accent-md: 0 0 24px rgba(var(--accent-rgb), .22), 0 0 48px rgba(var(--accent-rgb), .08);--glow-accent-lg: 0 0 32px rgba(var(--accent-rgb), .28), 0 0 80px rgba(var(--accent-rgb), .12);--grad-text-gold: linear-gradient(120deg, #d8c48c 0%, #b9a36e 45%, #8f7c50 100%);--grad-border: linear-gradient(135deg, rgba(var(--accent-rgb), .45), rgba(var(--accent-rgb), .05) 40%, rgba(var(--accent-rgb), .35));--grad-divider: linear-gradient(90deg, transparent, rgba(var(--accent-rgb), .35), transparent);--grad-sheen: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, .06) 50%, transparent 60%);--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--ease-out: cubic-bezier(.22, 1, .36, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1)}[data-theme=light]{--bg: #f7f4ec;--bg-rgb: 247, 244, 236;--surface: rgba(0, 0, 0, .025);--surface-alt: rgba(0, 0, 0, .045);--surface-hover: rgba(0, 0, 0, .075);--border: rgba(0, 0, 0, .07);--border-hover: rgba(157, 136, 88, .28);--border-strong: rgba(0, 0, 0, .16);--text: #1a1815;--text-secondary: rgba(26, 24, 21, .62);--text-tertiary: rgba(26, 24, 21, .42);--accent: #8a7747;--accent-rgb: 138, 119, 71;--accent-hover: #6e5f38;--accent-deep: #6e5f38;--accent-subtle: rgba(138, 119, 71, .12);--accent-gradient: linear-gradient(135deg, #8a7747 0%, #6e5f38 100%);--accent-glow: rgba(138, 119, 71, .3);--spotlight-opacity: .02;--shadow-sm: 0 1px 2px rgba(60, 50, 25, .06), 0 2px 8px rgba(60, 50, 25, .05);--shadow-md: 0 4px 12px rgba(60, 50, 25, .08), 0 12px 32px rgba(60, 50, 25, .06);--shadow-lg: 0 8px 24px rgba(60, 50, 25, .1), 0 24px 64px rgba(60, 50, 25, .08);--shadow-xl: 0 16px 40px rgba(60, 50, 25, .12), 0 40px 96px rgba(60, 50, 25, .1);--glow-accent-sm: 0 0 12px rgba(var(--accent-rgb), .12);--glow-accent-md: 0 0 24px rgba(var(--accent-rgb), .16), 0 0 48px rgba(var(--accent-rgb), .06);--glow-accent-lg: 0 0 32px rgba(var(--accent-rgb), .2), 0 0 80px rgba(var(--accent-rgb), .08);--grad-text-gold: linear-gradient(120deg, #a08a52 0%, #8a7747 45%, #6e5f38 100%);--grad-border: linear-gradient(135deg, rgba(var(--accent-rgb), .4), rgba(var(--accent-rgb), .06) 40%, rgba(var(--accent-rgb), .3));--grad-sheen: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, .35) 50%, transparent 60%)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-overflow-scrolling:touch}body{background:var(--bg);color:var(--text);font-family:var(--f-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;line-height:1.7;letter-spacing:.02em}::selection{background:rgba(var(--accent-rgb),.28);color:var(--text);text-shadow:none}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:rgba(var(--accent-rgb),.25);border-radius:8px;border:2px solid var(--bg)}::-webkit-scrollbar-thumb:hover{background:rgba(var(--accent-rgb),.45)}html{scrollbar-width:thin;scrollbar-color:rgba(var(--accent-rgb),.35) transparent}.particle-canvas{position:fixed;inset:0;z-index:0;pointer-events:none}.bg-overlay{position:fixed;inset:0;z-index:0;pointer-events:none;background:linear-gradient(rgba(var(--accent-rgb),.022) 1px,transparent 1px),linear-gradient(90deg,rgba(var(--accent-rgb),.022) 1px,transparent 1px),linear-gradient(180deg,rgba(var(--bg-rgb),.15),rgba(var(--bg-rgb),.35),rgba(var(--bg-rgb),.82));background-size:64px 64px,64px 64px,100% 100%;-webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,1) 0%,rgba(0,0,0,.6) 60%,rgba(0,0,0,1) 100%);mask-image:linear-gradient(180deg,#000,#0009 60%,#000)}[data-theme=light] .bg-overlay{background:linear-gradient(rgba(var(--accent-rgb),.045) 1px,transparent 1px),linear-gradient(90deg,rgba(var(--accent-rgb),.045) 1px,transparent 1px),linear-gradient(180deg,rgba(var(--bg-rgb),.15),rgba(var(--bg-rgb),.35),rgba(var(--bg-rgb),.82));background-size:64px 64px,64px 64px,100% 100%}.scroll-progress{position:fixed;top:0;left:0;height:2px;width:100%;z-index:200;transform-origin:0 50%;transform:scaleX(0);background:var(--accent-gradient);box-shadow:0 0 10px rgba(var(--accent-rgb),.5);pointer-events:none}nav,section,footer,.divider,.pin-wrap{position:relative;z-index:1}#spotlight{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(800px circle at var(--mx, 50%) var(--my, 30%),rgba(var(--accent-rgb),.018),transparent 60%);opacity:.5;transition:opacity .6s}.target-cursor-wrapper{position:fixed;top:0;left:0;width:0;height:0;pointer-events:none;z-index:9999;mix-blend-mode:difference;transform:translate(-50%,-50%)}.target-cursor-dot{position:absolute;left:50%;top:50%;width:4px;height:4px;background:#fff;border-radius:50%;transform:translate(-50%,-50%);will-change:transform}.target-cursor-corner{position:absolute;left:50%;top:50%;width:12px;height:12px;border:3px solid #fff;will-change:transform}.corner-tl{transform:translate(-150%,-150%);border-right:none;border-bottom:none}.corner-tr{transform:translate(50%,-150%);border-left:none;border-bottom:none}.corner-br{transform:translate(50%,50%);border-left:none;border-top:none}.corner-bl{transform:translate(-150%,50%);border-right:none;border-top:none}[data-theme=light] .target-cursor-dot{background:#000}[data-theme=light] .target-cursor-corner{border-color:#000}[data-theme=light] .target-cursor-wrapper{mix-blend-mode:normal}.svg-icon{width:1.25em;height:1.25em;stroke:currentColor;stroke-width:1.75;fill:none;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;vertical-align:middle}.svg-icon-sm{width:1em;height:1em}.svg-icon-lg{width:1.5em;height:1.5em}.skip-link{position:absolute;top:-100px;left:0;z-index:10000;padding:8px 16px;background:var(--accent);color:#fff;font-size:14px;font-family:var(--f-head);text-decoration:none;border-radius:0 0 6px;transition:top .2s ease}.skip-link:focus{top:0}nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px 32px;background:transparent;transition:background .25s ease,border-color .25s ease,padding .25s ease}nav.scrolled{background:rgba(var(--bg-rgb),.78);-webkit-backdrop-filter:blur(16px) saturate(1.4);backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid var(--border);padding:12px 32px;box-shadow:0 8px 32px #0000001f}.logo{font-family:var(--f-head);font-size:18px;font-weight:700;text-decoration:none;letter-spacing:-.02em;background:var(--grad-text-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;transition:filter .25s var(--ease-out),transform .25s var(--ease-out)}.logo:hover{filter:drop-shadow(0 0 8px rgba(var(--accent-rgb),.5));transform:translateY(-1px)}.nav-r{display:flex;align-items:center;gap:4px}.nav-r a{position:relative;color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;font-family:var(--f-head);padding:8px 14px;border-radius:4px;min-height:44px;display:inline-flex;align-items:center;transition:color .2s var(--ease-out)}.nav-r a:after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:1.5px;background:var(--accent-gradient);border-radius:2px;transform:scaleX(0);transform-origin:0 50%;transition:transform .3s var(--ease-out);box-shadow:0 0 6px rgba(var(--accent-rgb),.6)}.nav-r a:hover{color:var(--text)}.nav-r a:hover:after{transform:scaleX(1)}.nav-r a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.theme-toggle{width:44px;height:44px;border-radius:10px;border:1px solid var(--border);background:var(--surface);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s var(--ease-out),border-color .2s var(--ease-out),box-shadow .25s var(--ease-out),transform .25s var(--ease-spring);color:var(--text-secondary)}.theme-toggle:hover{background:var(--surface-hover);border-color:var(--border-hover);color:var(--accent);box-shadow:var(--glow-accent-sm);transform:translateY(-1px)}.theme-toggle:active{transform:translateY(0) scale(.94)}.theme-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.theme-toggle .sun{display:none}.theme-toggle .moon,[data-theme=light] .theme-toggle .sun{display:block}[data-theme=light] .theme-toggle .moon{display:none}section{position:relative;z-index:1}section:nth-of-type(2n):not(.hero){background:linear-gradient(180deg,transparent,var(--surface) 15%,var(--surface) 85%,transparent)}.sec{max-width:1120px;margin:0 auto;padding:120px 24px;position:relative}.s-label{display:inline-flex;align-items:center;gap:.625rem;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-family:var(--f-head);margin-bottom:1rem}.s-label:before{content:"";width:24px;height:1px;background:var(--accent-gradient);box-shadow:0 0 6px rgba(var(--accent-rgb),.5)}.s-h{font-family:var(--f-serif);font-size:clamp(34px,5.2vw,54px);font-weight:700;letter-spacing:-.015em;line-height:1.15;margin-bottom:1.5rem}.s-h em{font-style:italic;background:var(--grad-text-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;font-family:"Playfair Display",var(--f-serif);font-weight:700;filter:drop-shadow(0 0 16px rgba(var(--accent-rgb),.2))}.s-p{font-size:16px;color:var(--text-secondary);line-height:1.7;max-width:480px}.divider{width:100%;height:1px;background:var(--grad-divider);border:none;position:relative;z-index:1}footer{border-top:1px solid transparent;border-image:linear-gradient(90deg,transparent,rgba(var(--accent-rgb),.25),transparent) 1;position:relative;z-index:1}.ft{max-width:1120px;margin:0 auto;padding:2rem 24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.ft-copy{font-size:12px;color:var(--text-tertiary);font-family:var(--f-head)}.ft-links{display:flex;gap:1.5rem;list-style:none}.ft-links a{position:relative;font-size:12px;color:var(--text-secondary);text-decoration:none;font-family:var(--f-head);transition:color .2s var(--ease-out)}.ft-links a:after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:1px;background:var(--accent-gradient);transform:scaleX(0);transform-origin:0 50%;transition:transform .3s var(--ease-out)}.ft-links a:hover{color:var(--accent-hover)}.ft-links a:hover:after{transform:scaleX(1)}.hero{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:8rem 24px 6rem;position:relative;z-index:1;max-width:880px;margin:0 auto;width:100%}.hero-glow{display:none}.hero-h{font-family:var(--f-head);font-size:clamp(48px,7.5vw,88px);font-weight:800;line-height:1.08;letter-spacing:-.025em;margin-bottom:1.5rem;visibility:hidden;color:var(--text)}.hero-h.is-ready{visibility:visible}.hero-h .em-char{color:var(--accent);font-style:normal;font-weight:800;font-family:var(--f-head);text-shadow:0 0 24px rgba(var(--accent-rgb),.35)}.hero-h .mono-char{font-family:var(--f-mono);font-weight:600;letter-spacing:.04em;font-style:normal;text-shadow:0 0 20px rgba(var(--accent-rgb),.25)}.hero-em{color:var(--accent);font-style:normal;font-family:var(--f-head);font-weight:800;text-shadow:0 0 28px rgba(var(--accent-rgb),.4)}.shuf-w{display:inline-block;overflow:hidden;vertical-align:baseline;position:relative}.shuf-w>span{display:inline-flex;flex-direction:column;will-change:transform}.shuf-ch{display:block;text-align:center;line-height:1.02}.hero-sub{max-width:560px;margin-left:auto;margin-right:auto;color:var(--text-secondary);font-family:var(--f-serif);font-size:clamp(15px,1.3vw,18px);font-weight:300;line-height:1.75;margin-bottom:2.5rem;opacity:0;transform:translateY(16px);transition:opacity .7s .6s cubic-bezier(.4,0,.2,1),transform .7s .6s cubic-bezier(.4,0,.2,1);letter-spacing:.02em}.hero-sub.in{opacity:1;transform:translateY(0)}.hero-strip{display:flex;align-items:stretch;justify-content:center;flex-wrap:wrap;gap:0;margin-top:1rem;border:1px solid var(--border);border-radius:var(--r-lg);background:rgba(var(--bg-rgb),.35);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:var(--shadow-md);overflow:hidden}.hs-item{padding:1rem 2rem 1rem 1.5rem;border-right:1px solid var(--border);position:relative;will-change:transform,opacity;transition:background .3s var(--ease-out),transform .3s var(--ease-out)}.hs-item:hover{background:var(--surface-hover)}.hs-item:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:2px;height:60%;background:var(--accent-gradient);opacity:.7;transition:opacity .3s var(--ease-out),box-shadow .3s var(--ease-out),height .3s var(--ease-out)}.hs-item:hover:before{opacity:1;height:80%;box-shadow:0 0 10px rgba(var(--accent-rgb),.7)}.hs-item:last-child{border-right:none}.hs-n{font-family:var(--f-serif);font-size:clamp(16px,1.7vw,19px);font-weight:600;letter-spacing:-.01em;color:var(--text);white-space:nowrap;line-height:1.2;transition:color .3s var(--ease-out)}.hs-item:hover .hs-n{color:var(--accent-hover)}.hs-l{font-size:11px;color:var(--text-tertiary);font-family:var(--f-head);margin-top:.4rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500}.hero-enter{position:fixed;right:40px;bottom:32px;z-index:10;display:flex;flex-direction:column;align-items:center;gap:6px;font-family:var(--f-serif);font-size:11px;letter-spacing:.25em;text-transform:uppercase;color:var(--text-tertiary);pointer-events:none;opacity:1;transition:opacity .5s ease;animation:hero-enter-blink 2.4s ease-in-out infinite}.hero-enter.out{opacity:0;animation:none}.hero-enter:after{content:"";width:1px;height:28px;background:linear-gradient(180deg,var(--accent),transparent)}@keyframes hero-enter-blink{0%,to{opacity:.4;transform:translateY(0)}50%{opacity:.95;transform:translateY(4px)}}.about-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:5rem;align-items:center}.about-body p{color:var(--text-secondary);font-size:15px;line-height:1.85;margin-bottom:1rem}.about-body strong{color:var(--text);font-weight:600}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:2rem}.chip{padding:5px 13px;border-radius:100px;border:1px solid var(--border);background:var(--surface);color:var(--text-secondary);font-size:12px;font-weight:500;font-family:var(--f-head);transition:color .2s var(--ease-out),background .2s var(--ease-out),border-color .2s var(--ease-out),box-shadow .25s var(--ease-out),transform .25s var(--ease-spring);cursor:default}.chip:hover{color:var(--accent-hover);background:var(--accent-subtle);border-color:var(--border-hover);box-shadow:var(--glow-accent-sm);transform:translateY(-1px)}.profile-wrap{position:relative}.profile-card{border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;position:relative;min-height:440px;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:var(--shadow-lg);transition:border-color .3s var(--ease-out),transform .4s var(--ease-out),box-shadow .4s var(--ease-out)}.profile-card:hover{border-color:var(--border-hover);transform:translateY(-4px);box-shadow:var(--shadow-xl),var(--glow-accent-md)}.profile-card .pc-bg{position:absolute;inset:0;background:url(/user.jpg) center top / cover no-repeat;filter:brightness(.55) saturate(1.05) contrast(1.05);transition:transform 8s ease}.profile-card:hover .pc-bg{transform:scale(1.03)}.profile-card .pc-gradient{position:absolute;inset:0;background:linear-gradient(to bottom,#0505050d,#05050526 20%,#050505e0 65%,#0f0c06fc)}[data-theme=light] .profile-card .pc-gradient{background:linear-gradient(to bottom,#f7f4ec26,#f7f4ec66 20%,#f7f4eceb 65%,#e8dcbcfa)}.profile-card .pc-toplight{position:absolute;top:-60px;left:50%;transform:translate(-50%);width:280px;height:200px;pointer-events:none;background:radial-gradient(ellipse,rgba(var(--accent-rgb),.1),transparent 65%)}.profile-card .pc-content{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;padding:2rem 2rem 2.25rem}.pc-info{text-align:center}.pc-name{font-family:var(--f-head);font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:var(--text)}.pc-role{font-size:13px;color:var(--text-secondary);font-family:var(--f-head);font-weight:500;margin-top:.4rem}.pc-divider{width:100%;height:1px;background:var(--grad-divider);margin:1.25rem 0 1rem}.pc-tags{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}.pc-tag{padding:3px 10px;border-radius:100px;background:var(--surface);border:1px solid var(--border);font-size:11px;font-weight:500;color:var(--text-secondary);font-family:var(--f-head);transition:color .2s var(--ease-out),border-color .2s var(--ease-out)}.pc-tag:hover{color:var(--accent-hover);border-color:var(--border-hover)}.pc-quote{font-size:13px;color:var(--text-tertiary);font-family:var(--f-head);line-height:1.7;text-align:center;font-style:italic;margin-top:1rem;opacity:.7}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;margin-top:3.5rem;box-shadow:var(--shadow-md)}.c-cell{background:var(--bg);padding:2.5rem 2rem;position:relative;overflow:hidden;cursor:default;transition:background .3s var(--ease-out);transform-style:preserve-3d;perspective:800px}.c-cell:hover{background:var(--surface-alt)}.c-cell:before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--sx, 50%) var(--sy, 50%),rgba(var(--accent-rgb),.1),transparent 60%);opacity:0;transition:opacity .3s var(--ease-out);pointer-events:none;z-index:0}.c-cell:hover:before{opacity:1}.c-cell:after{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--accent-gradient);transform:scaleX(0);transform-origin:0 50%;transition:transform .4s var(--ease-out);box-shadow:0 0 12px rgba(var(--accent-rgb),.6);z-index:2}.c-cell:hover:after{transform:scaleX(1)}.c-cell>*{position:relative;z-index:1}.c-num{font-family:var(--f-mono);font-size:11px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:1.25rem;opacity:.85}.c-title{font-family:var(--f-head);font-size:18px;font-weight:600;letter-spacing:-.02em;color:var(--text);margin-bottom:.75rem;transition:color .25s var(--ease-out)}.c-cell:hover .c-title{color:var(--accent-hover)}.c-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:1rem}.c-meta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:1rem}.c-meta-item{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-tertiary);font-family:var(--f-head)}.c-meta-item svg{opacity:.5}.c-outcome{font-size:12px;color:var(--accent);font-family:var(--f-head);font-weight:500;margin-bottom:.75rem}.c-items{display:flex;flex-direction:column;gap:.4rem}.c-item{font-size:13px;color:var(--text-tertiary);font-family:var(--f-head);display:flex;align-items:center;gap:.5rem}.c-item:before{content:"";width:4px;height:4px;border-radius:50%;background:var(--accent);opacity:.4;flex-shrink:0;box-shadow:0 0 4px rgba(var(--accent-rgb),.5)}.c-lv{display:inline-flex;margin-top:1.25rem;margin-right:.5rem;padding:3px 10px;border-radius:100px;font-size:11px;font-weight:500;font-family:var(--f-head);letter-spacing:.04em;text-transform:uppercase;border:1px solid var(--border);color:var(--text-tertiary);background:var(--surface);transition:color .2s var(--ease-out),border-color .2s var(--ease-out),background .2s var(--ease-out)}.c-cell:hover .c-lv{color:var(--accent);border-color:var(--border-hover);background:var(--accent-subtle)}.stack-wrap{margin-top:3rem;display:flex;justify-content:center}.stack-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:680px}.s-chip{display:flex;align-items:center;gap:8px;padding:10px 18px;border-radius:100px;border:1px solid var(--border);background:var(--surface);white-space:nowrap;cursor:default;transition:border-color .2s var(--ease-out),background .2s var(--ease-out),transform .25s var(--ease-spring),box-shadow .25s var(--ease-out)}.s-chip:hover{border-color:var(--border-hover);background:var(--accent-subtle);transform:translateY(-2px);box-shadow:var(--glow-accent-sm)}.s-chip-name{font-family:var(--f-head);font-size:13px;font-weight:500;color:var(--text-secondary);transition:color .2s var(--ease-out)}.s-chip:hover .s-chip-name{color:var(--text)}.s-chip .svg-icon{color:var(--text-tertiary);transition:color .2s var(--ease-out),transform .25s var(--ease-spring)}.s-chip:hover .svg-icon{color:var(--accent);transform:scale(1.15) rotate(-6deg)}.skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;margin-top:2rem;box-shadow:var(--shadow-md)}.sg-cell{background:var(--bg);padding:2rem 1.75rem;position:relative;transition:background .25s var(--ease-out)}.sg-cell:hover{background:var(--surface-alt)}.sg-cell:after{content:"";position:absolute;top:-40px;right:-40px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(var(--accent-rgb),.12),transparent 70%);opacity:0;transition:opacity .35s var(--ease-out);pointer-events:none}.sg-cell:hover:after{opacity:1}.sg-icon{margin-bottom:1rem;display:inline-flex;padding:10px;border-radius:var(--r-md);border:1px solid var(--border);background:var(--surface);transition:border-color .25s var(--ease-out),background .25s var(--ease-out),box-shadow .3s var(--ease-out),transform .3s var(--ease-spring)}.sg-icon .svg-icon{color:var(--text-tertiary);transition:color .25s var(--ease-out)}.sg-cell:hover .sg-icon{border-color:var(--border-hover);background:var(--accent-subtle);box-shadow:var(--glow-accent-sm);transform:translateY(-2px)}.sg-cell:hover .sg-icon .svg-icon{color:var(--accent)}.sg-name{font-family:var(--f-head);font-size:16px;font-weight:600;color:var(--text);margin-bottom:.5rem}.sg-desc{font-size:13px;color:var(--text-secondary);line-height:1.7}.sg-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:.875rem}.sg-tag{padding:2px 8px;border-radius:100px;background:var(--surface);border:1px solid var(--border);font-size:11px;font-weight:500;color:var(--text-tertiary);font-family:var(--f-head);transition:color .2s var(--ease-out),border-color .2s var(--ease-out)}.sg-cell:hover .sg-tag{color:var(--text-secondary);border-color:var(--border-hover)}.moments-grid{display:grid;grid-template-columns:1fr 1fr 200px;gap:20px;margin-top:3.5rem;align-items:start}.moment-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:border-color .3s var(--ease-out),transform .35s var(--ease-out),box-shadow .35s var(--ease-out);cursor:pointer}.moment-card:hover{border-color:var(--border-hover);transform:translateY(-4px);box-shadow:var(--shadow-lg),var(--glow-accent-sm)}.moment-img{position:relative;aspect-ratio:16 / 10;overflow:hidden}@supports not (aspect-ratio: 16 / 10){.moment-img:before{content:"";display:block;padding-top:62.5%}.moment-img img{position:absolute;top:0;left:0}}.moment-img img{width:100%;height:100%;object-fit:cover;filter:brightness(.9) saturate(1.1);transition:transform .6s ease}.moment-card:hover .moment-img img{transform:scale(1.05)}.moment-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.5) 100%);display:flex;align-items:flex-end;padding:1rem}.moment-tag{display:inline-flex;padding:4px 12px;border-radius:100px;background:#0a0a0c8c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(var(--accent-rgb),.35);font-size:12px;font-weight:500;font-family:var(--f-head);color:#f5edd8;box-shadow:0 0 12px #0000004d}.moment-info{padding:1.25rem}.moment-info h3{font-family:var(--f-head);font-size:16px;font-weight:600;color:var(--text);margin-bottom:.5rem}.moment-info p{font-size:14px;color:var(--text-secondary);line-height:1.7}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;margin-top:3.5rem;box-shadow:var(--shadow-md)}.stat-item{background:var(--bg);padding:3rem 2rem;text-align:center;position:relative;transition:background .25s var(--ease-out)}.stat-item:hover{background:var(--surface-alt)}.stat-item:before{content:"";position:absolute;top:50%;left:50%;width:160px;height:160px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,rgba(var(--accent-rgb),.14),transparent 70%);opacity:0;transition:opacity .35s var(--ease-out);pointer-events:none}.stat-item:hover:before{opacity:1}.stat-n{position:relative;font-family:var(--f-head);font-size:clamp(36px,5vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1;background:var(--grad-text-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;filter:drop-shadow(0 0 18px rgba(var(--accent-rgb),.18))}.stat-l{position:relative;font-size:13px;color:var(--text-tertiary);font-family:var(--f-head);margin-top:.75rem;letter-spacing:.05em;text-transform:uppercase;font-weight:500}.tl-layout{display:grid;grid-template-columns:220px 1fr;gap:5rem;align-items:start}.tl-sticky{position:sticky;top:8rem}.tl{display:flex;flex-direction:column;gap:0;position:relative}.tl:before{content:"";position:absolute;left:0;top:8px;bottom:0;width:1px;background:linear-gradient(180deg,rgba(var(--accent-rgb),.5),var(--border) 30%,var(--border) 80%,transparent)}.tl-item{padding:0 0 2.5rem 2rem;position:relative}.tl-dot{position:absolute;left:-3.5px;top:5px;width:8px;height:8px;border-radius:50%;background:var(--bg);border:1.5px solid var(--text-tertiary);transition:background .3s var(--ease-out),border-color .3s var(--ease-out),box-shadow .3s var(--ease-out)}.tl-dot.active{background:var(--accent);border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-subtle),0 0 12px rgba(var(--accent-rgb),.55)}.milestone{display:inline-flex;align-items:center;gap:.5rem;padding:3px 12px;border-radius:100px;background:var(--surface);border:1px solid var(--border);font-size:11px;font-weight:500;color:var(--text-secondary);font-family:var(--f-head);margin-bottom:.75rem;transition:border-color .25s var(--ease-out),color .25s var(--ease-out)}.tl-item:hover .milestone{border-color:var(--border-hover);color:var(--accent-hover)}.milestone:before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 6px rgba(var(--accent-rgb),.7)}.tl-t{font-family:var(--f-head);font-size:16px;font-weight:600;letter-spacing:-.02em;margin-bottom:.5rem;color:var(--text)}.tl-d{font-size:14px;color:var(--text-secondary);line-height:1.75;max-width:520px}.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;margin-top:3.5rem;box-shadow:var(--shadow-md)}.q-cell{background:var(--bg);padding:2rem;position:relative;transition:background .25s var(--ease-out)}.q-cell:hover{background:var(--surface-alt)}.q-cell:before{content:"“";position:absolute;top:.75rem;right:1.25rem;font-family:var(--f-serif);font-size:72px;line-height:1;color:rgba(var(--accent-rgb),.1);pointer-events:none;transition:color .3s var(--ease-out)}.q-cell:hover:before{color:rgba(var(--accent-rgb),.22)}.q-stars{font-size:13px;letter-spacing:.15em;margin-bottom:1rem;background:var(--grad-text-gold);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;filter:drop-shadow(0 0 6px rgba(var(--accent-rgb),.3))}.q-text{font-size:14px;color:var(--text-secondary);line-height:1.8;margin-bottom:1.5rem}.q-author{display:flex;align-items:center;gap:.75rem}.q-av{width:38px;height:38px;border-radius:50%;background:var(--accent-subtle);border:1px solid var(--border-hover);display:flex;align-items:center;justify-content:center;font-family:var(--f-head);font-size:14px;font-weight:600;color:var(--accent);box-shadow:inset 0 0 12px rgba(var(--accent-rgb),.08);transition:box-shadow .3s var(--ease-out),transform .3s var(--ease-spring)}.q-cell:hover .q-av{box-shadow:var(--glow-accent-sm),inset 0 0 12px rgba(var(--accent-rgb),.12);transform:scale(1.06)}.q-name{font-family:var(--f-head);font-size:14px;font-weight:600;color:var(--text)}.q-role{font-size:12px;color:var(--text-tertiary);margin-top:2px}.cert-layout{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:5rem;align-items:center;margin-top:4.5rem}.cert-frame{position:relative;border-radius:var(--r-md);overflow:hidden;background:var(--surface);border:1px solid var(--border);cursor:zoom-in;max-width:460px;margin:0 auto;width:100%;box-shadow:var(--shadow-xl);transition:transform .5s var(--ease-out),box-shadow .5s var(--ease-out),border-color .4s var(--ease-out)}.cert-frame:hover{transform:translateY(-6px);border-color:rgba(var(--accent-rgb),.45);box-shadow:var(--shadow-xl),var(--glow-accent-lg)}.cert-frame:before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.12) 50%,transparent 60%);background-size:250% 100%;background-position:120% 0;transition:background-position .9s var(--ease-out);pointer-events:none}.cert-frame:hover:before{background-position:-120% 0}.cert-frame img{width:100%;height:auto;display:block}.cert-frame:focus-visible{outline:2px solid var(--accent);outline-offset:4px}.cert-frame:after{content:"点击查看大图";position:absolute;bottom:1rem;right:1rem;font-size:11px;font-family:var(--f-head);letter-spacing:.06em;padding:6px 12px;border-radius:100px;background:#0009;color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;transition:opacity .3s ease;pointer-events:none}.cert-frame:hover:after{opacity:1}.cert-info{display:flex;flex-direction:column;gap:1.5rem;padding:.5rem 0}.cert-badge{display:inline-flex;align-items:center;gap:.5rem;padding:6px 14px;border:1px solid rgba(var(--accent-rgb),.35);border-radius:100px;background:var(--accent-subtle);font-size:11px;font-family:var(--f-head);letter-spacing:.1em;text-transform:uppercase;color:var(--accent);align-self:flex-start;box-shadow:var(--glow-accent-sm)}.cert-badge:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);animation:cert-badge-pulse 2.2s ease-in-out infinite}@keyframes cert-badge-pulse{0%,to{box-shadow:0 0 4px rgba(var(--accent-rgb),.6)}50%{box-shadow:0 0 12px rgba(var(--accent-rgb),.95)}}.cert-title{font-family:var(--f-head);font-size:clamp(22px,2.4vw,30px);font-weight:600;line-height:1.35;color:var(--text);letter-spacing:-.01em}.cert-desc{color:var(--text-secondary);font-size:14px;line-height:1.85}.cert-meta{list-style:none;padding:0;margin:0;border-top:1px solid transparent;border-image:linear-gradient(90deg,transparent,rgba(var(--accent-rgb),.3),transparent) 1}.cert-meta li{display:flex;justify-content:space-between;align-items:center;padding:.875rem 0;border-bottom:1px solid var(--border);font-size:13px;gap:1rem;transition:background .2s var(--ease-out),padding .2s var(--ease-out)}.cert-meta li:hover{background:var(--surface);padding-left:.5rem;padding-right:.5rem}.cert-meta-key{color:var(--text-tertiary);font-family:var(--f-head);letter-spacing:.06em;text-transform:uppercase;font-size:11px}.cert-meta-val{color:var(--text);font-weight:500;font-family:var(--f-mono);font-size:13px}.cert-lightbox{position:fixed;inset:0;background:#000000eb;z-index:9999;display:none;align-items:center;justify-content:center;padding:2rem;cursor:zoom-out;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.cert-lightbox.open{display:flex;animation:certFadeIn .3s ease}.cert-lightbox img{max-width:100%;max-height:100%;object-fit:contain;border-radius:8px;box-shadow:0 40px 80px #0009}@keyframes certFadeIn{0%{opacity:0}to{opacity:1}}@media (max-width: 1200px){.skill-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 1024px){.about-layout{grid-template-columns:1fr;gap:3rem}.course-grid,.quotes{grid-template-columns:1fr}.skill-grid{grid-template-columns:repeat(2,1fr)}.tl-layout{grid-template-columns:1fr}.tl-sticky{position:static}.moments-grid{grid-template-columns:1fr 1fr}.stats-row{grid-template-columns:repeat(2,1fr)}.cert-layout{grid-template-columns:1fr;gap:2rem}}@media (max-width: 768px){.sec{padding:80px 20px}.hero{padding:8rem 20px 5rem}.hero:before{left:20px;bottom:4.5rem}.hero-h{font-size:clamp(40px,12vw,64px)}.hero-strip{flex-wrap:wrap;gap:.5rem 0}.hs-item{padding:.75rem 1rem .75rem .9rem}.hs-item:nth-child(3){border-right:1px solid var(--border)}.hs-item:nth-child(4){border-right:none}.hero-enter{right:20px;bottom:20px}.skill-grid,.moments-grid{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr 1fr}nav{padding:14px 20px}nav.scrolled{padding:10px 20px}.nav-r a{display:none}.nav-r a:last-of-type{display:block}}@media (max-width: 640px){.sec{padding:64px 16px}.hero{padding:6rem 16px 4rem}.stats-row{grid-template-columns:1fr}.hero-h{font-size:clamp(36px,11vw,52px)}.hs-item{padding:.6rem .8rem .6rem .7rem}.cert-layout{grid-template-columns:1fr;gap:2.5rem;margin-top:3rem}.cert-frame{max-width:420px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.hero-sub,.hero-strip{opacity:1;transform:none}.hero-h{visibility:visible}.shuf-w{overflow:visible}.shuf-w>span{transform:none!important;will-change:auto}.particle-canvas,.bg-overlay,#spotlight,.target-cursor-wrapper{display:none}.c-cell:before{display:none}.cert-frame:before{display:none}.scroll-progress{display:none}.tl-sticky{position:static}}