/* ═══════════════════════════════════════════
   翁郑瑜 · Personal Portfolio v6
   Swiss Editorial × Digital Craft
   去AI化 — 手工级设计品质
   ═══════════════════════════════════════════ */

:root {
  --bg: #faf9f6;
  --bg-alt: #0d0d14;
  --surface: #ffffff;
  --surface-alt: rgba(255,255,255,.03);
  --border: rgba(0,0,0,.06);
  --border-alt: rgba(255,255,255,.06);
  --text: #1c1c28;
  --text-secondary: #5c5c6e;
  --text-muted: #8e8e9c;
  --text-alt: rgba(255,255,255,.85);
  --text-alt-muted: rgba(255,255,255,.4);
  --accent: #e87830;
  --accent-dim: rgba(232,120,48,.08);
  --accent-glow: rgba(232,120,48,.15);
  --font-display: 'Noto Serif SC', 'Source Han Serif SC', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-body: 'Inter', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --ease-out: cubic-bezier(0.16,1,0.3,1);
  --ease-spring: cubic-bezier(0.34,1.56,0.64,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* ═══ 预加载器 ═══ */
.preloader{
  position:fixed;inset:0;z-index:9999;background:var(--bg-alt);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.2rem;
  transition:opacity .6s var(--ease-out),visibility .6s;
}
.preloader.hidden{opacity:0;visibility:hidden;pointer-events:none}
.preloader-logo{
  font-family:var(--font-mono);font-size:2.2rem;font-weight:700;
  color:var(--accent);letter-spacing:.12em;
  animation:preloaderPulse 1.5s ease-in-out infinite;
}
@keyframes preloaderPulse{0%,100%{opacity:.4;transform:scale(.96)}50%{opacity:1;transform:scale(1)}}
.preloader-line{
  width:60px;height:1px;background:rgba(255,255,255,.15);overflow:hidden;
}
.preloader-line::after{
  content:'';display:block;width:30px;height:100%;background:var(--accent);
  animation:preloaderSlide 1.2s ease-in-out infinite;
}
@keyframes preloaderSlide{0%{transform:translateX(-40px)}100%{transform:translateX(70px)}}

/* ═══ 噪点 ═══ */
.noise{
  position:fixed;inset:0;z-index:9998;pointer-events:none;opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ═══ 导航 ═══ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;padding:1rem 2rem;
  transition:all .5s var(--ease-out);
  mix-blend-mode:difference;
}
.nav.scrolled{
  background:rgba(13,13,20,.92);backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06);
  mix-blend-mode:normal;
}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.nav-logo{font-family:var(--font-mono);font-size:1rem;font-weight:700;color:#fff;text-decoration:none;letter-spacing:.08em}
.nav-links{display:flex;gap:2.2rem}
.nav-links a{
  font-size:.72rem;color:rgba(255,255,255,.65);text-decoration:none;
  font-weight:500;letter-spacing:.04em;text-transform:uppercase;
  transition:color .3s;position:relative;
}
.nav-links a::after{
  content:'';position:absolute;bottom:-3px;left:0;width:0;height:1px;
  background:var(--accent);transition:width .35s var(--ease-out);
}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}

/* ═══════════ HERO ═══════════ */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  justify-content:center;overflow:hidden;background:var(--bg-alt);
}
#heroCanvas{position:absolute;inset:0;z-index:1}
.hero-overlay{
  position:absolute;inset:0;z-index:2;
  background:radial-gradient(ellipse at center,transparent 30%,rgba(13,13,20,.5) 100%);
}
.hero-content{position:relative;z-index:3;text-align:center;max-width:720px;padding:0 1.5rem}
.hero-eyebrow{
  font-family:var(--font-mono);font-size:.65rem;color:rgba(255,255,255,.35);
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:1.5rem;
}
.hero-name{margin-bottom:1.5rem}
.name-line{
  display:block;font-family:var(--font-display);font-size:clamp(3rem,7vw,5rem);
  font-weight:900;color:#fff;line-height:1.05;letter-spacing:.06em;
  background:linear-gradient(180deg,#fff 0%,rgba(255,255,255,.7) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.name-sub{
  display:block;font-family:var(--font-mono);font-size:.78rem;color:var(--accent);
  letter-spacing:.2em;text-transform:uppercase;margin-top:.6rem;
}
.hero-desc{
  font-size:.9rem;color:rgba(255,255,255,.5);line-height:1.8;margin-bottom:2.2rem;
}
.hero-desc em{color:rgba(255,255,255,.75);font-style:normal;font-weight:500}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.cta-primary{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.7rem 1.8rem;background:var(--accent);color:#fff;
  font-size:.82rem;font-weight:600;text-decoration:none;
  transition:all .35s var(--ease-out);
}
.cta-primary:hover{transform:translateY(-1px);box-shadow:0 8px 30px rgba(232,120,48,.3)}
.cta-ghost{
  padding:.7rem 1.8rem;border:1px solid rgba(255,255,255,.15);
  color:rgba(255,255,255,.7);font-size:.82rem;font-weight:500;text-decoration:none;
  transition:all .35s var(--ease-out);
}
.cta-ghost:hover{border-color:rgba(255,255,255,.4);color:#fff}

.hero-scroll-hint{
  position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:.5rem;opacity:.35;
}
.hero-scroll-hint span{font-family:var(--font-mono);font-size:.58rem;color:#fff;letter-spacing:.12em;text-transform:uppercase}
.scroll-bar{width:1px;height:36px;background:linear-gradient(180deg,var(--accent),transparent);animation:scrollHint 2.5s ease-in-out infinite}
@keyframes scrollHint{0%,100%{transform:scaleY(.3);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}}

/* ═══════════ SECTION 通用 ═══════════ */
.section{padding:6rem 2rem;position:relative;z-index:1}
.section-alt{background:var(--bg-alt);color:var(--text-alt)}
.section-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:120px 1fr;gap:3rem}
.section-label{display:flex;flex-direction:column;gap:.3rem}
.label-num{font-family:var(--font-mono);font-size:.62rem;color:var(--text-muted);letter-spacing:.08em}
.label-text{font-family:var(--font-mono);font-size:.7rem;font-weight:600;color:var(--accent);letter-spacing:.08em;text-transform:uppercase}
.section-alt .label-num{color:var(--text-alt-muted)}
.block-title{
  font-family:var(--font-display);font-size:clamp(1.5rem,3vw,2rem);
  font-weight:700;line-height:1.25;margin-bottom:2rem;
}
.section-alt .block-title{color:var(--text-alt)}
.block-sub{font-size:.85rem;color:var(--text-muted);margin-top:-1.5rem;margin-bottom:2rem}
.section-alt .block-sub{color:var(--text-alt-muted)}

/* ═══════════ 关于 ═══════════ */
.about-content{display:grid;grid-template-columns:1fr 220px;gap:3rem}
.about-text{font-size:.88rem;color:var(--text-secondary);line-height:1.85}
.about-text p{margin-bottom:.8rem}
.about-text strong{color:var(--text);font-weight:600}
.about-stats{display:flex;flex-direction:column;gap:.5rem}
.stat-item{
  padding:.9rem 1rem;border:1px solid var(--border);
  text-align:center;transition:all .35s var(--ease-out);
}
.stat-item:hover{border-color:var(--accent);background:var(--accent-dim)}
.stat-item.full{grid-column:1/-1}
.stat-value{display:block;font-family:var(--font-mono);font-size:.85rem;font-weight:600;color:var(--accent)}
.stat-label{display:block;font-size:.62rem;color:var(--text-muted);margin-top:.15rem;letter-spacing:.04em}

/* ═══════════ 技能 ═══════════ */
.skills-masonry{
  display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;
}
.skill-block{
  padding:1.5rem;border:1px solid var(--border-alt);
  transition:all .4s var(--ease-out);
}
.skill-block:hover{background:var(--surface-alt);border-color:rgba(232,120,48,.2)}
.skill-icon{font-size:.9rem;color:var(--accent);margin-bottom:.8rem;opacity:.6}
.skill-block h3{
  font-family:var(--font-display);font-size:.95rem;font-weight:600;
  color:var(--text-alt);margin-bottom:.5rem;
}
.skill-block p{
  font-size:.78rem;color:var(--text-alt-muted);line-height:1.6;
}

/* ═══════════ 项目 ═══════════ */
.work-featured{
  display:grid;grid-template-columns:1.2fr 1fr;gap:2.5rem;margin-bottom:2.5rem;
  padding-bottom:2.5rem;border-bottom:1px solid var(--border);
}
.work-badge{
  display:inline-block;font-family:var(--font-mono);font-size:.58rem;
  padding:.15rem .5rem;background:var(--accent-dim);color:var(--accent);
  letter-spacing:.06em;margin-bottom:.8rem;
}
.work-title{
  font-family:var(--font-display);font-size:1.6rem;font-weight:700;margin-bottom:.8rem;
}
.work-desc{font-size:.85rem;color:var(--text-secondary);line-height:1.75;margin-bottom:1rem}
.work-tags{display:flex;flex-wrap:wrap;gap:.35rem;margin-bottom:1rem}
.work-tags span{
  font-family:var(--font-mono);font-size:.6rem;padding:.15rem .5rem;
  background:rgba(0,0,0,.025);border:1px solid var(--border);color:var(--text-muted);
}
.work-link{
  font-family:var(--font-mono);font-size:.72rem;color:var(--accent);text-decoration:none;
  transition:opacity .25s;
}
.work-link:hover{opacity:.65}
.work-featured-visual{display:flex;align-items:center;justify-content:center}
.work-abstract{width:180px;height:180px;opacity:.7}
.work-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;
}
.work-card{
  padding:1.5rem;border:1px solid var(--border);transition:all .4s var(--ease-out);
  position:relative;
}
.work-card:hover{transform:translateY(-3px);border-color:rgba(232,120,48,.15);box-shadow:0 8px 30px rgba(0,0,0,.04)}
.work-card-icon{font-size:1.5rem;margin-bottom:.6rem}
.work-card h4{font-family:var(--font-display);font-size:.95rem;font-weight:600;margin-bottom:.4rem}
.work-card p{font-size:.78rem;color:var(--text-secondary);line-height:1.55;margin-bottom:.7rem}
.work-award{font-family:var(--font-mono);font-size:.6rem;color:#b8860b}

/* ═══════════ 旅程 ═══════════ */
.dash{display:flex;gap:.8rem;max-width:700px;margin:0 auto 2rem;flex-wrap:wrap;justify-content:center}
.dash-card{
  background:var(--surface-alt);border:1px solid var(--border-alt);
  padding:1.2rem 1.5rem;text-align:center;min-width:120px;flex:1;max-width:160px;
  transition:all .4s var(--ease-out);
}
.dash-card:hover{transform:translateY(-3px);border-color:rgba(232,120,48,.25)}
.dash-icon{font-size:1.3rem;color:var(--accent);margin-bottom:.3rem}
.dash-num{font-family:var(--font-mono);font-size:1.6rem;font-weight:600;color:var(--text-alt)}
.dash-label{font-size:.6rem;color:var(--text-alt-muted);letter-spacing:.06em;text-transform:uppercase}

.chart-scroll{
  max-width:800px;margin:0 auto 2rem;overflow-x:auto;overflow-y:hidden;
  scrollbar-width:thin;scrollbar-color:rgba(232,120,48,.25) transparent;
}
#valueChart{display:block;min-width:100%}

.archive-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));
  gap:.7rem;max-width:1000px;margin:0 auto;
}
.archive-month-card{
  background:var(--surface-alt);border:1px solid var(--border-alt);
  padding:.9rem;transition:all .3s;
}
.archive-month-card:hover{background:rgba(255,255,255,.05);border-color:rgba(232,120,48,.15)}
.archive-month-label{
  font-family:var(--font-mono);font-size:.65rem;color:var(--accent);
  margin-bottom:.4rem;padding-bottom:.35rem;border-bottom:1px solid var(--border-alt);
}
.archive-entry{padding:.2rem 0;font-size:.73rem;display:flex;justify-content:space-between}
.archive-entry a{color:var(--text-alt-muted);text-decoration:none;transition:color .2s}
.archive-entry a:hover{color:var(--accent)}
.archive-entry-day{font-family:var(--font-mono);font-size:.55rem;color:rgba(255,255,255,.15)}

/* ═══════════ 联系 ═══════════ */
.contact-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.contact-item{
  display:flex;align-items:center;gap:1rem;padding:1.5rem;
  border:1px solid var(--border);text-decoration:none;
  transition:all .4s var(--ease-out);
}
.contact-item:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 8px 30px rgba(232,120,48,.08)}
.contact-icon{font-size:1.6rem;flex-shrink:0}
.contact-meta{display:flex;flex-direction:column;gap:.1rem}
.contact-type{font-family:var(--font-mono);font-size:.58rem;color:var(--text-muted);letter-spacing:.06em;text-transform:uppercase}
.contact-val{font-size:.8rem;color:var(--text);font-weight:500}

/* ═══════════ Footer ═══════════ */
.footer{padding:2.5rem 2rem;border-top:1px solid var(--border);position:relative;z-index:1}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}
.footer-left,.footer-right{display:flex;align-items:center;gap:.6rem}
.footer-logo{font-family:var(--font-mono);font-weight:700;color:var(--accent);font-size:.85rem}
.footer span{font-size:.7rem;color:var(--text-muted)}
.footer-dot{color:var(--border)}

/* ═══════════ 滚动动画 ═══════════ */
.reveal{opacity:0;transform:translateY(24px);transition:all .8s var(--ease-out)}
.reveal.visible{opacity:1;transform:none}
.reveal-stagger > *{opacity:0;transform:translateY(20px);transition:all .7s var(--ease-out)}
.reveal-stagger.visible > *:nth-child(1){opacity:1;transform:none;transition-delay:0s}
.reveal-stagger.visible > *:nth-child(2){opacity:1;transform:none;transition-delay:.08s}
.reveal-stagger.visible > *:nth-child(3){opacity:1;transform:none;transition-delay:.16s}
.reveal-stagger.visible > *:nth-child(4){opacity:1;transform:none;transition-delay:.24s}
.reveal-stagger.visible > *:nth-child(5){opacity:1;transform:none;transition-delay:.32s}
.reveal-stagger.visible > *:nth-child(6){opacity:1;transform:none;transition-delay:.4s}
.reveal-stagger.visible > *:nth-child(7){opacity:1;transform:none;transition-delay:.44s}
.reveal-stagger.visible > *:nth-child(8){opacity:1;transform:none;transition-delay:.48s}

/* ═══════════ 响应式 ═══════════ */
@media(max-width:768px){
  .section-grid{grid-template-columns:1fr;gap:2rem}
  .section-label{flex-direction:row;gap:.5rem;align-items:baseline}
  .about-content{grid-template-columns:1fr}
  .skills-masonry{grid-template-columns:1fr}
  .work-featured{grid-template-columns:1fr}
  .work-grid{grid-template-columns:1fr}
  .contact-row{grid-template-columns:1fr}
  .about-stats{display:grid;grid-template-columns:repeat(2,1fr)}
  .nav{padding:.8rem 1.2rem}
  .nav-links{gap:1.2rem}
  .nav-links a{font-size:.65rem}
}