:root{color-scheme:dark;font-family:Noto Sans TC,sans-serif;line-height:1.5}html{scroll-behavior:smooth;scroll-padding-top:56px}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,rgba(56,189,248,.18),transparent 30%),linear-gradient(180deg,#0b1120,#020617);color:#e5eefb}a{color:inherit}.container{width:min(100%,1120px);padding:24px}.site-header{position:fixed;top:0;left:0;width:100%;z-index:10;opacity:0;transform:translateY(-18px);pointer-events:none;transition:opacity .22s ease,transform .22s ease,background .22s ease,border-color .22s ease;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#02061700;border-bottom:1px solid rgba(148,163,184,0)}.site-header-visible{opacity:1;transform:translateY(0);pointer-events:auto;background:#020617b8;border-bottom-color:#94a3b81f}.header-inner{width:min(100%,1120px);margin:0 auto;display:flex;align-items:center;gap:24px;padding-top:14px;padding-bottom:14px}.brand,.nav a{color:#e5eefb;text-decoration:none}.brand{flex:0 0 auto;font-weight:800;letter-spacing:.04em;transition:color .18s ease}.brand:hover{color:#7dd3fc}.nav{flex:1 1 auto;display:flex;justify-content:center;gap:28px}.nav a{color:#a8b1c4;font-size:.95rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;position:relative;display:inline-flex;align-items:center;padding-bottom:6px}.nav a:hover{color:#7dd3fc}.nav a.active{color:#e5eefb}.nav a:after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;border-radius:999px;background:#7dd3fc;transform:scaleX(0);transform-origin:left center;transition:transform .18s ease}.nav a:hover:after,.nav a.active:after{transform:scaleX(1)}.header-links{flex:0 0 auto;display:flex;align-items:center;gap:14px}.header-icon-link{color:#cbd5e1;display:inline-flex;align-items:center;justify-content:center;transition:color .18s ease}.header-icon-link:hover{color:#7dd3fc}.header-icon-link svg{width:22px;height:22px}main.container{width:min(100%,1120px);margin:0 auto;padding-top:56px;padding-bottom:56px}.card{padding:32px;border-radius:16px;background:#0f172ac7;border:1px solid rgba(148,163,184,.18);box-shadow:0 20px 50px #00000059;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);text-align:center}.page-content{position:relative;z-index:1}.page-shell{padding-top:120px}.home-hero{min-height:calc(100vh - 160px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:30px;padding:72px 0 88px}.home-avatar{width:120px;height:120px;border-radius:999px;object-fit:cover;border:3px solid #7dd3fc;box-shadow:0 20px 48px #00000047}.home-title{max-width:980px;margin:0;font-size:clamp(2.2rem,4vw,3.5rem);font-weight:900;line-height:1.3;letter-spacing:-.02em}.home-subtitle{max-width:920px;margin:0;color:#9aa4b8;font-size:clamp(1.2rem,2vw,1.75rem);line-height:1.45;font-weight:600}.home-actions{display:flex;align-items:center;gap:18px}.home-button{display:inline-flex;align-items:center;justify-content:center;min-width:140px;padding:16px 26px;border-radius:12px;text-decoration:none;font-size:1.1rem;font-weight:700;transition:border-color .18s ease,background .18s ease,color .18s ease,transform .18s ease}.home-button:hover{transform:translateY(-1px)}.home-button-primary{color:#fff;background:#38bdf8;border:2px solid #38bdf8}.home-button-primary:hover{background:#7dd3fc;border-color:#7dd3fc}.home-button-secondary{color:#e5eefb;background:transparent;border:2px solid rgba(148,163,184,.28)}.home-button-secondary:hover{border-color:#7dd3fca6;background:#7dd3fc14}.contact-page{max-width:760px}.contact-hero{display:flex;flex-direction:column;align-items:flex-start;gap:18px;padding:72px 0 28px}.contact-title{margin:0;font-size:clamp(2rem,4vw,2.75rem);font-weight:900;line-height:1;letter-spacing:-.04em}.contact-accent{width:88px;height:5px;border-radius:999px;background:#7dd3fc}.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.contact-card-link{text-decoration:none}.contact-card{min-height:148px;padding:28px 32px;border-radius:14px;border:1px solid rgba(148,163,184,.18);background:#ffffff0a;transition:border-color .18s ease,background .18s ease}.contact-card-link:hover .contact-card{border-color:#94a3b82e;background:#ffffff0a}.contact-card-head{display:flex;align-items:center;gap:14px;margin-bottom:18px;color:#cbd5e1}.contact-card-head svg{width:34px;height:34px;flex:0 0 auto}.contact-card-head h2{margin:0;color:inherit;font-size:1.1rem;font-weight:800;letter-spacing:.04em}.contact-card-link:hover .contact-card-head{color:#7dd3fc}.contact-card p{margin:0;color:#9aa4b8;font-size:1rem;line-height:1.5}.section-card{margin-top:24px;text-align:left}section[id]{scroll-margin-top:56px}h1{margin:0 0 12px;font-size:clamp(2rem,4vw,2.75rem)}h2{margin:0 0 12px;font-size:clamp(1.5rem,3vw,2rem)}.description{margin:0 0 24px;color:#94a3b8}.section-text{margin:0 0 12px;color:#cbd5e1}.section-text a{color:#7dd3fc;text-decoration:none}.section-text a:hover{text-decoration:underline}.contact-list{display:flex;gap:14px;margin-top:12px}.contact-icon{display:inline-flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:14px;color:#cbd5e1;background:#1e293b99;border:1px solid rgba(148,163,184,.18);box-shadow:inset 0 1px #ffffff08;transition:transform .18s ease,color .18s ease,border-color .18s ease,background .18s 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#00000038}.project-card-top{margin-bottom:12px}.project-card-title-link,.project-card-title-text{display:inline-flex;align-items:center;gap:8px;font-size:1.2rem;font-weight:800;color:#e5eefb;text-decoration:none;transition:color .18s ease}.project-card-title-link:hover{color:#38bdf8}.project-card-github-icon{width:20px;height:20px;flex-shrink:0;color:#94a3b8;transition:color .18s ease}.project-card-title-link:hover .project-card-github-icon{color:#38bdf8}.project-card-desc{margin:0 0 16px;color:#94a3b8;font-size:.95rem;line-height:1.55}.project-card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}.project-card-tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:.78rem;font-weight:600;color:#38bdf8;background:#38bdf81a}.project-card-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.project-card-btn-demo{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;font-size:.82rem;font-weight:700;color:#e5eefb;background:transparent;border:1px solid rgba(148,163,184,.22);text-decoration:none;transition:border-color .18s ease,background .18s ease,color .18s ease,transform .12s ease}.project-card-btn-demo:hover{border-color:#7dd3fca6;background:#7dd3fc14;color:#7dd3fc;transform:translateY(-1px)}.project-card-btn-icon{width:14px;height:14px}.project-card-btn-outline{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;font-size:.82rem;font-weight:700;color:#94a3b8;background:transparent;border:1px solid rgba(148,163,184,.22);text-decoration:none;transition:color .18s ease,border-color .18s ease,transform .12s ease}.project-card-btn-outline:hover{color:#38bdf8;border-color:#38bdf8;transform:translateY(-1px)}.about-section{margin-bottom:48px}.about-text{color:#94a3b8;font-size:1rem;line-height:1.7;margin:0 0 12px}.bird-page{min-height:100vh;padding:96px 24px 48px}.bird-shell{width:min(100%,960px);margin:0 auto}.bird-page-header{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}.bird-back-link{text-decoration:none;color:#7dd3fc;font-weight:700}.bird-title{margin:0;text-align:right}.bird-subtitle{margin:8px 0 0;color:#94a3b8;text-align:right}.bird-board-wrap{position:relative;width:fit-content;margin:0 auto}.bird-board{display:block;width:min(100%,360px);max-width:360px;height:auto}.bird-overlay{position:absolute;left:50%;top:50%;width:min(300px,calc(100% - 48px));padding:24px;border-radius:20px;transform:translate(-50%,-50%);background:#020617d6;border:1px solid rgba(148,163,184,.18);text-align:center}.bird-overlay-panel{top:50%}.bird-overlay h2{margin-bottom:14px}.bird-overlay p{margin:12px 0;color:#cbd5e1}.bird-overlay-compact{width:180px}.bird-button{margin-top:14px;border:0;border-radius:999px;padding:12px 18px;font:inherit;font-weight:700;color:#020617;background:linear-gradient(135deg,#7dd3fc,#c4b5fd);cursor:pointer}@media(max-width:640px){html{scroll-padding-top:88px}.header-inner{flex-wrap:wrap}.nav{justify-content:flex-start;gap:14px;flex-wrap:wrap}.nav a{padding-bottom:0}.nav a:after{display:none}.card{padding:24px}.projects-grid{grid-template-columns:1fr}.home-hero{min-height:auto;padding:24px 0 48px;gap:20px}.home-avatar{width:96px;height:96px}.home-title{font-size:clamp(2.75rem,12vw,4.5rem)}.home-subtitle{font-size:1.05rem}.home-actions{flex-wrap:wrap}.home-button{min-width:124px;padding:14px 22px;font-size:1rem}.contact-grid{grid-template-columns:1fr;gap:18px}.contact-card{min-height:auto;padding:24px}.bird-page{padding:88px 16px 32px}.bird-page-header{flex-direction:column;align-items:flex-start}.bird-title,.bird-subtitle{text-align:left}.bird-board-wrap{width:100%}.bird-board{max-width:100%;width:100%}section[id]{scroll-margin-top:88px}}