:root{color-scheme:light;--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "PingFang TC", "Noto Sans TC", sans-serif;--color-bg: #ffffff;--color-bg-alt: #f5f5f7;--color-text: #1d1d1f;--color-text-secondary: #6e6e73;--color-accent: #0071e3;--color-accent-strong: #0058b3;--color-border: rgba(0, 0, 0, .08);--gradient-hero: linear-gradient(135deg, #eef4ff 0%, #f7f0ff 45%, #fff5f0 100%);--gradient-text: linear-gradient(120deg, #0071e3 0%, #7b61ff 50%, #ff6b9c 100%);--radius-sm: 12px;--radius-md: 18px;--radius-lg: 28px;--shadow-card: 0 20px 40px -20px rgba(0, 0, 0, .18);--shadow-card-hover: 0 30px 60px -25px rgba(0, 0, 0, .28);--container-width: 1120px;--section-padding-y: clamp(4rem, 10vw, 8rem)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased}h1,h2,h3,p{margin:0}a{color:inherit}.container{width:100%;max-width:var(--container-width);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2.5rem)}.section{padding-block:var(--section-padding-y)}.section--alt{background:var(--color-bg-alt)}.section-header{max-width:640px;margin-inline:auto;text-align:center;margin-bottom:clamp(2.5rem,6vw,4rem)}.section-title{font-size:clamp(2rem,4vw,2.75rem);font-weight:700;letter-spacing:-.02em}.section-subtitle{margin-top:.75rem;font-size:1.05rem;color:var(--color-text-secondary);line-height:1.6}.gradient-text{background:var(--gradient-text);background-clip:text;-webkit-background-clip:text;color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem 1.75rem;border-radius:999px;font-size:1rem;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease}.btn:active{transform:scale(.97)}.btn--primary{background:var(--color-text);color:#fff}.btn--primary:hover{background:#000;box-shadow:0 14px 30px -14px #00000080}.btn--secondary{background:transparent;color:var(--color-text);border-color:var(--color-border)}.btn--secondary:hover{background:#0000000a}.btn:disabled{opacity:.6;cursor:not-allowed}.admin{max-width:960px;margin-inline:auto;padding:clamp(1.5rem,4vw,3rem) clamp(1.25rem,4vw,2.5rem) 6rem}.admin__header{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem}.admin__header h1{font-size:1.75rem;font-weight:700;letter-spacing:-.02em}.admin__header-actions{display:flex;gap:.75rem}.admin__tabs{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:2rem}.admin__tab{padding:.6rem 1.25rem;border-radius:999px;border:1px solid var(--color-border);background:transparent;font-size:.95rem;font-weight:600;cursor:pointer;transition:background-color .2s ease}.admin__tab--active{background:var(--color-text);color:#fff;border-color:var(--color-text)}.admin__state{padding:3rem 0;text-align:center;color:var(--color-text-secondary)}.admin__state--error{color:#c0392b}.admin-panel{display:flex;flex-direction:column;gap:1.5rem}.admin-panel__title{font-size:1.3rem;font-weight:700}.admin-form{display:flex;flex-direction:column;gap:1.1rem}.admin-form__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem}.admin-form__field{display:flex;flex-direction:column;gap:.4rem;font-size:.9rem;font-weight:500}.admin-form__field input,.admin-form__field textarea{padding:.65rem .85rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-size:.95rem;font-family:inherit;resize:vertical}.admin-form__field input:focus,.admin-form__field textarea:focus{outline:2px solid var(--color-accent);outline-offset:1px}.admin-form__add{align-self:flex-start;margin-top:.5rem}.admin-avatar{display:flex;align-items:center;gap:1.25rem}.admin-avatar__preview{width:88px;height:88px;border-radius:50%;overflow:hidden;background:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary);flex-shrink:0}.admin-avatar__preview img{width:100%;height:100%;object-fit:cover}.admin-avatar__upload{position:relative;overflow:hidden}.admin-avatar__input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.admin-contact-link{display:grid;grid-template-columns:1fr 2fr auto;gap:.5rem;margin-bottom:.5rem}.admin-contact-link input{padding:.6rem .75rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-family:inherit}.admin-contact-link__remove{border:none;background:transparent;color:#c0392b;cursor:pointer;font-size:.85rem}.admin-message{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.9rem}.admin-message--success{background:#34c7591f;color:#1b7a3d}.admin-message--error{background:#ff3b301a;color:#c0392b}.admin-list{display:flex;flex-direction:column;gap:1.25rem}.admin-card{padding:1.5rem;border-radius:var(--radius-md);background:var(--color-bg-alt);display:flex;flex-direction:column;gap:1rem}.admin-card--new{border:1px dashed var(--color-border);background:transparent}.admin-card__header{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.admin-card__header h3{font-size:1.05rem;font-weight:600}.admin-card__actions{display:flex;gap:.75rem;flex-wrap:wrap}.admin-card__meta{color:var(--color-text-secondary);font-size:.9rem}.admin-danger-link{border:none;background:transparent;color:#c0392b;font-weight:600;cursor:pointer;font-size:.9rem}.admin-skill-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.6rem}.admin-skill-item{display:grid;grid-template-columns:1fr 1fr auto auto;gap:.5rem;align-items:center}.admin-skill-item input{padding:.55rem .75rem;border-radius:var(--radius-sm);border:1px solid var(--color-border);font-family:inherit}.admin-skill-item--new{grid-template-columns:1fr 1fr auto}@media (max-width: 640px){.admin-contact-link,.admin-skill-item{grid-template-columns:1fr}}