/* ===================== 页面标题 ===================== */
.page-head{padding:3rem 0 1.5rem;text-align:center;border-bottom:1px solid var(--line)}
.page-title{margin:0 0 .6rem;font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2rem);letter-spacing:.14em;font-weight:600}
.page-subtitle{margin:0 auto;max-width:38rem;font-size:.8125rem;line-height:1.85;letter-spacing:.02em;color:var(--muted)}

/* ===================== 卡片通用 ===================== */
.card{position:relative;margin-top:1.25rem;padding:2rem 2.25rem;border:1px solid rgba(255,255,255,.66);border-radius:var(--radius);background:rgba(255,255,255,.48);-webkit-backdrop-filter:blur(1.5rem) saturate(1.6);backdrop-filter:blur(1.5rem) saturate(1.6);box-shadow:0 .0625rem .125rem rgba(31,31,31,.03),0 1.25rem 2.5rem -1.5rem rgba(31,31,31,.28);overflow:hidden}
.card-decor{position:absolute;inset:0;pointer-events:none;z-index:0;color:var(--c-post);opacity:.055}
.card-decor svg{position:absolute;width:5rem;height:5rem}
.card-decor svg:nth-child(1){top:1.25rem;right:1.5rem}
.card-decor svg:nth-child(2){bottom:1.5rem;right:5rem;width:3.75rem;height:3.75rem;opacity:.8}
.card-decor svg:nth-child(3){top:38%;right:.75rem;width:3rem;height:3rem;opacity:.6}
.card-decor svg:nth-child(4){bottom:1rem;left:1.5rem;width:4.25rem;height:4.25rem;opacity:.7}
.card-decor svg:nth-child(5){top:1rem;left:2.5rem;width:2.75rem;height:2.75rem;opacity:.55}
.card > *:not(.card-decor){position:relative;z-index:1}
.card h2{margin:0 0 .875rem;font-family:var(--serif);font-size:1.0625rem;font-weight:600;letter-spacing:.06em;color:var(--ink)}

/* 自我介绍 */
.intro-card{padding:2.5rem 2.5rem 2.75rem}
.intro-split{display:grid;grid-template-columns:1fr auto;gap:2.5rem;align-items:center}
.intro-hello{display:inline-flex;align-items:center;gap:.4rem;margin-bottom:1rem;padding:.28rem .8rem;border-radius:999px;background:rgba(47,93,80,.08);color:var(--c-post);font-size:.6875rem;letter-spacing:.18em;font-weight:500;width:fit-content}
.intro-hello i{display:block;width:.375rem;height:.375rem;border-radius:50%;background:var(--c-post);box-shadow:0 0 0 0 rgba(47,93,80,.55);animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(47,93,80,.5)}70%{box-shadow:0 0 0 .4rem rgba(47,93,80,0)}100%{box-shadow:0 0 0 0 rgba(47,93,80,0)}}
.intro-name{margin:0 0 1rem;font-family:var(--serif);line-height:1.25;letter-spacing:.04em}
.intro-name-prefix{display:block;font-size:.8125rem;letter-spacing:.2em;color:var(--muted);font-weight:400;margin-bottom:.35rem}
.intro-name-cn{font-size:clamp(1.75rem,3.6vw,2.375rem);font-weight:600;letter-spacing:.16em}
.intro-name-en{margin-left:.6rem;font-family:var(--sans);font-size:clamp(.9375rem,1.8vw,1.125rem);font-weight:400;letter-spacing:.16em;color:var(--c-post);opacity:.75}
.intro-bio{max-width:32rem;font-size:.84375rem;line-height:1.95;color:#3A3A3A}
.intro-bio p{margin:0 0 .75rem}
.intro-bio p:last-child{margin-bottom:0}
.intro-bio .motto{margin-top:1rem;padding-left:.875rem;border-left:.1875rem solid var(--c-post);font-family:var(--serif);font-size:.8125rem;letter-spacing:.05em;color:var(--c-post);line-height:1.9}
.intro-avatar-wrap{display:flex;flex-direction:column;align-items:center;gap:.875rem;flex:0 0 auto}
.intro-avatar{position:relative;width:9.5rem;height:9.5rem;border-radius:50%;padding:.3125rem;background:conic-gradient(from 210deg,var(--c-post) 0%,var(--c-file) 32%,var(--c-audio) 58%,var(--c-photo) 82%,var(--c-post) 100%);box-shadow:0 1rem 2.25rem -1rem rgba(47,93,80,.55)}
.intro-avatar::before{content:"";position:absolute;inset:.3125rem;border-radius:50%;background:var(--bg);z-index:1}
.intro-avatar img{position:relative;z-index:2;width:100%;height:100%;border-radius:50%;object-fit:cover}
.intro-tagline{font-family:var(--serif);font-size:.75rem;letter-spacing:.18em;color:var(--muted);text-align:center}
.intro-domain{padding:.35rem .9rem;border-radius:999px;border:1px solid rgba(47,93,80,.25);font-size:.6875rem;letter-spacing:.1em;color:var(--c-post);background:rgba(47,93,80,.05)}

/* 信息网格 */
.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.875rem}
.info-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;border:1px solid rgba(255,255,255,.7);border-radius:.625rem;background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);font-size:.78125rem;line-height:1.5;color:#3A3A3A;transition:transform .25s cubic-bezier(.2,.8,.3,1),background .25s,box-shadow .25s}
.info-item:hover{transform:translateY(-.15rem);background:rgba(255,255,255,.78);box-shadow:0 .75rem 1.5rem -1rem rgba(31,31,31,.35)}
.info-icon{flex:0 0 auto;width:1.875rem;height:1.875rem;border-radius:.5rem;display:grid;place-items:center;background:rgba(47,93,80,.1);color:var(--c-post)}
.info-icon svg{width:.9375rem;height:.9375rem;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* 故事 */
.story-card p{margin:0 0 1rem;font-size:.84375rem;line-height:2.05;color:#3A3A3A}
.story-card p:last-child{margin-bottom:0}
.hl{padding:.05em .35em;border-radius:.3125rem;background:rgba(47,93,80,.1);color:#274F44;font-weight:500}
.hl-amber{background:rgba(168,118,62,.14);color:#7A5226}
.bold{font-weight:600;color:var(--c-post)}

/* 时间轴 */
.timeline{position:relative;padding-left:2.25rem;margin-top:1.25rem}
.timeline::before{content:"";position:absolute;left:.6875rem;top:.5rem;bottom:.5rem;width:.125rem;border-radius:.0625rem;background:linear-gradient(180deg,rgba(47,93,80,.28) 0%,rgba(47,93,80,.14) 70%,rgba(47,93,80,0) 100%)}
.tl-item{position:relative;padding-bottom:1.5rem}
.tl-item:last-child{padding-bottom:0}
.tl-icon{position:absolute;left:-2.25rem;top:.125rem;width:1.5rem;height:1.5rem;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.95);border:1px solid rgba(47,93,80,.25);color:var(--c-post);box-shadow:0 .25rem .75rem -.375rem rgba(47,93,80,.5)}
.tl-icon svg{width:.8125rem;height:.8125rem;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.tl-content p{margin:0;font-size:.8125rem;line-height:1.95;color:#3A3A3A}
.tl-year{display:inline-block;margin-right:.4rem;padding:.05em .5em;border-radius:.3125rem;font-family:var(--serif);font-size:.75rem;letter-spacing:.06em;color:var(--c-post);background:rgba(47,93,80,.09);font-weight:600}

/* 技能条 */
.skill-list{display:flex;flex-direction:column;gap:.875rem;margin-bottom:1.25rem}
.skill-bar{display:grid;grid-template-columns:5.5rem minmax(0,1fr) 2.5rem;align-items:center;gap:.75rem}
.skill-label{font-size:.78125rem;letter-spacing:.02em;color:#3A3A3A;white-space:nowrap}
.skill-track{position:relative;height:.4375rem;border-radius:999px;background:rgba(31,31,31,.07);overflow:hidden}
.skill-fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:999px;background:linear-gradient(90deg,var(--c-post) 0%,#4A8A75 100%);transition:width 1.4s cubic-bezier(.25,.9,.3,1)}
.skill-percent{font-family:var(--serif);font-size:.75rem;color:var(--c-post);text-align:right}
.skill-note{padding:1rem 1.25rem;border-radius:.625rem;border-left:.1875rem solid var(--c-photo);background:rgba(168,118,62,.07);font-size:.78125rem;line-height:1.95;color:#6B5233}

/* INFJ */
.trait-list{display:flex;flex-direction:column;gap:1rem;margin-top:1.25rem}
.trait-pair{display:flex;flex-direction:column;gap:.4rem}
.trait-labels{display:flex;justify-content:space-between;font-size:.75rem;letter-spacing:.04em;color:var(--muted)}
.trait-labels span:last-child{color:#9A9A9A}
.trait-track{position:relative;height:.5rem;border-radius:999px;background:rgba(31,31,31,.07);overflow:hidden}
.trait-fill{position:absolute;inset:0 auto 0 0;width:0;border-radius:999px;background:linear-gradient(90deg,var(--c-audio) 0%,#8A7AB8 100%);transition:width 1.2s cubic-bezier(.25,.9,.3,1)}

/* 数据统计 */
.stats-head{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem}
.stats-head h2{margin:0}
.stats-date{font-size:.71875rem;letter-spacing:.04em;color:var(--muted)}
.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.stat-item{padding:1.25rem 1rem;border-radius:.625rem;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.5);-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);text-align:center;transition:transform .25s cubic-bezier(.2,.8,.3,1),box-shadow .25s}
.stat-item:hover{transform:translateY(-.1875rem);box-shadow:0 .875rem 1.75rem -1rem rgba(31,31,31,.4)}
.stat-number{font-family:var(--serif);font-size:clamp(1.5rem,3vw,1.875rem);font-weight:600;letter-spacing:.02em;color:var(--c-post);line-height:1.2;margin-bottom:.35rem;font-variant-numeric:tabular-nums}
.stat-label{font-size:.71875rem;letter-spacing:.1em;color:var(--muted)}
.welcome-note{margin-top:1.5rem;padding-top:1.25rem;border-top:1px dashed var(--line);text-align:center;font-family:var(--serif);font-size:.8125rem;letter-spacing:.08em;color:var(--muted)}

/* 入场 */
.reveal{opacity:0;transform:translateY(1.25rem);transition:opacity .7s cubic-bezier(.25,.9,.3,1),transform .7s cubic-bezier(.25,.9,.3,1)}
.reveal.in{opacity:1;transform:none}

/* 悬浮工具 */
.side-tools{position:fixed;left:1rem;top:50%;transform:translateY(-50%);z-index:60;display:flex;flex-direction:column;gap:.5rem}
.tool-btn{width:2.75rem;height:2.75rem;border-radius:50%;border:1px solid rgba(255,255,255,.7);cursor:pointer;display:grid;place-items:center;color:var(--ink);background:rgba(255,255,255,.55);-webkit-backdrop-filter:blur(.875rem) saturate(1.6);backdrop-filter:blur(.875rem) saturate(1.6);box-shadow:0 .5rem 1rem -.5rem rgba(31,31,31,.4);transition:transform .25s,background .25s,color .25s,opacity .3s}
.tool-btn:hover{transform:scale(1.08);background:rgba(255,255,255,.9);color:var(--c-post)}
#topBtn{opacity:0;visibility:hidden;transform:translateY(.5rem) scale(.9)}
#topBtn.show{opacity:1;visibility:visible;transform:none}

@media (max-width:64rem){
  .info-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:51.25rem){
  .page-head{padding:2.25rem 0 1.25rem}
  .intro-split{grid-template-columns:1fr;gap:1.75rem;justify-items:center;text-align:center}
  .intro-left{display:flex;flex-direction:column;align-items:center}
  .intro-bio{text-align:left}
  .intro-bio .motto{text-align:left}
  .card{padding:1.75rem 1.5rem}
  .intro-card{padding:2rem 1.5rem}
  .side-tools{left:.5rem;gap:.4rem}
  .tool-btn{width:2.375rem;height:2.375rem}
}
@media (max-width:40rem){
  .info-grid{grid-template-columns:1fr;gap:.75rem}
  .stats-grid{grid-template-columns:1fr;gap:.75rem}
  .skill-bar{grid-template-columns:4.5rem minmax(0,1fr) 2.25rem;gap:.5rem}
  .card{padding:1.5rem 1.25rem}
  .intro-card{padding:1.75rem 1.25rem}
  .intro-avatar{width:7.5rem;height:7.5rem}
  .tl-icon{left:-2rem}
  .timeline{padding-left:2rem}
  .stats-head{flex-direction:column;align-items:flex-start;gap:.35rem}
}
@media (max-width:30rem){
  .intro-name-cn{letter-spacing:.1em}
  .card-decor{opacity:.04}
}