:root{
  --paper: #f6f3ea;
  --paper-2: #f2efe6;
  --ink: #1d1d1d;
  --muted: rgba(29,29,29,.65);
  --muted-2: rgba(29,29,29,.48);
  --line: rgba(29,29,29,.10);

  --radius: 34px;
  --shadow: 0 28px 70px rgba(0,0,0,.10);

  --mouse-x: 50%;
  --mouse-y: 50%;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family:"Noto Serif SC","Georgia",serif;
  color:var(--ink);
  background:
    radial-gradient(1200px 900px at 20% 10%, rgba(0,0,0,.05), transparent 60%),
    radial-gradient(900px 700px at 85% 20%, rgba(0,0,0,.04), transparent 55%),
    linear-gradient(180deg, var(--paper), var(--paper-2));
  overflow-x:hidden;
}

/* 姘涘洿灞傦細瀹ｇ焊绾ょ淮 + 姘村ⅷ鏅曟煋锛堣交锛?*/
.bg{
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-2;
}
.bg::before{
  content:"";
  position:absolute;
  inset:-40%;
  background:
    radial-gradient(circle at 20% 25%, rgba(0,0,0,.08), transparent 52%),
    radial-gradient(circle at 78% 18%, rgba(0,0,0,.06), transparent 55%),
    radial-gradient(circle at 70% 78%, rgba(0,0,0,.06), transparent 58%),
    radial-gradient(circle at 35% 78%, rgba(0,0,0,.05), transparent 56%);
  filter: blur(22px);
  opacity:.75;
  animation: inkDrift 26s linear infinite;
  mix-blend-mode: multiply;
  transform: translate(calc(var(--bgx, 0px) * 1), calc(var(--bgy, 0px) * 1));
}
.bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    repeating-linear-gradient(0deg, rgba(0,0,0,.035) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(90deg, rgba(0,0,0,.025) 0 1px, transparent 1px 11px),
    radial-gradient(circle at 30% 40%, rgba(0,0,0,.05), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(0,0,0,.04), transparent 50%);
  opacity:.20;
  mix-blend-mode:multiply;
  filter: blur(.2px);
}
@keyframes inkDrift{
  from{ transform: translate(calc(var(--bgx, 0px) * 1), calc(var(--bgy, 0px) * 1)) rotate(0deg) scale(1); }
  to{ transform: translate(calc(var(--bgx, 0px) * 1), calc(var(--bgy, 0px) * 1)) rotate(360deg) scale(1.06); }
}

/* 榧犳爣澧ㄨ抗 Canvas */
#ink-canvas{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  z-index:-1;
  pointer-events:none;
  opacity:.85;
  mix-blend-mode:multiply;
}

.wrap{
  min-height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding: min(9vh, 72px) 18px;
}

/* 涓棿鍗＄墖锛堟棤3D銆佷笉鍙嫋鍔級 */
.paper{
  width:min(720px, 94vw);
  border-radius: var(--radius);
  position:relative;
  background: rgba(255,255,255,.55);
  border: 1px solid rgba(255,255,255,.55);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  overflow:hidden;
  transition: box-shadow .35s ease;
  user-select:none;
}
.paper:hover{
  box-shadow: 0 34px 90px rgba(0,0,0,.12);
}

/* 绾歌竟鈥滄瘺杈规劅鈥?+ 鍐呮弿杈?*/
.paper::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius: var(--radius);
  background:
    radial-gradient(18px 18px at 10% 12%, rgba(0,0,0,.10), transparent 65%),
    radial-gradient(18px 18px at 88% 9%, rgba(0,0,0,.08), transparent 65%),
    radial-gradient(22px 22px at 92% 84%, rgba(0,0,0,.08), transparent 70%),
    radial-gradient(20px 20px at 8% 86%, rgba(0,0,0,.10), transparent 70%),
    linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.35));
  opacity:.60;
  pointer-events:none;
  mix-blend-mode:multiply;
  filter: blur(.2px);
}
.paper::after{
  content:"";
  position:absolute;
  inset:14px;
  border-radius: calc(var(--radius) - 14px);
  border: 1px solid var(--line);
  pointer-events:none;
}

.inner{
  padding: clamp(34px, 5vw, 56px) clamp(22px, 4vw, 46px);
  text-align:center;
  position:relative;
  z-index:1;
}

header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom: 34px;
}

.site-logo{
  display:inline-flex;
  align-items:center;
  text-decoration:none;
  color:var(--ink);
  letter-spacing:.42em;
  text-transform:uppercase;
  font-size:12px;
  padding:10px 16px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.25);
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
  position:relative;
  overflow:hidden;
}
.site-logo::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(0,0,0,.10), transparent 55%);
  opacity:.0;
  transition: opacity .25s ease;
  mix-blend-mode:multiply;
  pointer-events:none;
}
.site-logo:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.45);
  border-color: rgba(0,0,0,.16);
}
.site-logo:hover::after{ opacity:.55; }

/* 鍙充笂瑙掞細鑱旂郴鎴?/ 鍏充簬 */
.top-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.top-btn{
  appearance:none;
  border:1px solid var(--line);
  background: rgba(255,255,255,.22);
  color: var(--ink);
  font-family: inherit;
  font-size: 12px;
  letter-spacing:.22em;
  padding:10px 14px;
  border-radius: 999px;
  cursor:pointer;
  position:relative;
  overflow:hidden;
  transition: transform .22s ease, background .22s ease, border-color .22s ease;
}
.top-btn::after{
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(0,0,0,.10), transparent 55%);
  opacity:0;
  transition: opacity .22s ease;
  mix-blend-mode:multiply;
  pointer-events:none;
}
.top-btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.42);
  border-color: rgba(0,0,0,.16);
}
.top-btn:hover::after{ opacity:.55; }

/* 澶村儚 */
.avatar-wrap{
  position:relative;
  display:inline-grid;
  place-items:center;
  margin: 10px auto 22px;
}
.avatar{
  width:116px;
  height:116px;
  border-radius:50%;
  object-fit:cover;
  filter: grayscale(.15) contrast(1.05);
  box-shadow: 0 16px 40px rgba(0,0,0,.10);
  transition: transform .35s cubic-bezier(.2,.8,.2,1), filter .35s ease;
}
.avatar-ring{
  position:absolute;
  inset:-10px;
  border-radius:50%;
  border:1px dashed rgba(0,0,0,.20);
  opacity:.7;
  animation: ringSpin 12s linear infinite;
  pointer-events:none;
}
.avatar-ink{
  position:absolute;
  inset:-22px;
  border-radius:50%;
  background: radial-gradient(circle at 40% 30%, rgba(0,0,0,.14), transparent 60%);
  filter: blur(10px);
  opacity:.52;
  mix-blend-mode:multiply;
  pointer-events:none;
  animation: inkPulse 6s ease-in-out infinite;
}
@keyframes ringSpin{ to{ transform: rotate(360deg); } }
@keyframes inkPulse{
  0%,100%{ transform: scale(1); opacity:.42; }
  50%{ transform: scale(1.06); opacity:.60; }
}

.profile-name{
  font-weight:300;
  letter-spacing: .22em;
  margin: 10px 0 8px;
  font-size: clamp(26px, 3.8vw, 34px);
}
.profile-bio{
  margin: 0 auto 34px;
  max-width: 520px;
  line-height: 2.05;
  color: var(--muted);
  font-size: 14px;
  display: grid;
}
.bio-placeholder,
.bio-text{
  grid-area: 1 / 1;
  white-space: pre-line;
}
.bio-placeholder{
  visibility: hidden;
}

/* 鍗＄墖鍏ュ彛 */
.grid{
  margin-top: 12px;
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.card{
  position:relative;
  text-decoration:none;
  color:var(--ink);
  padding: 18px 18px 16px;
  border-radius: 22px;
  border: 1px solid rgba(0,0,0,.10);
  background: rgba(255,255,255,.35);
  overflow:hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease, background .25s ease;
  box-shadow: 0 16px 40px rgba(0,0,0,.06);
  will-change: transform;
}

/* 鍗＄墖姘村ⅷ鍏夋檿锛堣窡闅忛紶鏍囷級 */
.card::before{
  content:"";
  position:absolute;
  inset:-40%;
  background:
    radial-gradient(240px 180px at var(--mx, 50%) var(--my, 50%), rgba(0,0,0,.14), transparent 62%),
    radial-gradient(220px 180px at calc(var(--mx, 50%) + 10%) calc(var(--my, 50%) + 8%), rgba(0,0,0,.07), transparent 60%);
  opacity:.0;
  transition: opacity .25s ease;
  filter: blur(8px);
  mix-blend-mode:multiply;
  pointer-events:none;
}

/* 绾哥汗楂樺厜 */
.card::after{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(120deg, rgba(255,255,255,.35), rgba(255,255,255,0) 45%, rgba(255,255,255,.25));
  opacity:.55;
  mask-image: radial-gradient(circle at var(--mx,50%) var(--my,50%), #000 0 35%, transparent 62%);
  -webkit-mask-image: radial-gradient(circle at var(--mx,50%) var(--my,50%), #000 0 35%, transparent 62%);
  pointer-events:none;
}

.card:hover{
  transform: translateY(-6px);
  background: rgba(255,255,255,.50);
  border-color: rgba(0,0,0,.16);
  box-shadow: 0 26px 70px rgba(0,0,0,.10);
}
.card:hover::before{ opacity:.85; }

.name{
  font-size: 18px;
  letter-spacing:.06em;
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom: 6px;
}
.name i{
  display:inline-block;
  width:10px;
  height:10px;
  border-radius: 3px;
  background: rgba(0,0,0,.55);
  box-shadow: 0 0 0 6px rgba(0,0,0,.07);
  transform: rotate(12deg);
}
.domain{
  font-size: 11px;
  letter-spacing:.18em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* 鐐瑰嚮澧ㄦ檿 ripple锛堥€氱敤锛?*/
.ripple{
  position:absolute;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  background: radial-gradient(circle, rgba(0,0,0,.25), rgba(0,0,0,.08) 45%, transparent 70%);
  mix-blend-mode:multiply;
  pointer-events:none;
  animation: ripple .75s ease-out forwards;
  filter: blur(.2px);
}
@keyframes ripple{
  to{ transform: translate(-50%, -50%) scale(1); opacity:0; }
}

/* 搴曢儴钀芥 */
.footer{
  margin-top: 22px;
  font-size: 12px;
  color: rgba(29,29,29,.45);
  letter-spacing:.10em;
  line-height: 1.9;
}

/* 寮瑰眰锛氳仈绯绘垜 / 鍏充簬 */
.overlay{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  padding: 18px;
  z-index:50;
  background: rgba(246,243,234,.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.overlay.show{ display:flex; }

.panel{
  width: min(520px, 94vw);
  border-radius: 26px;
  background: rgba(255,255,255,.62);
  border: 1px solid rgba(255,255,255,.62);
  box-shadow: 0 26px 80px rgba(0,0,0,.12);
  position:relative;
  overflow:hidden;
  transform: translateY(8px);
  opacity:0;
  animation: panelIn .28s cubic-bezier(.2,.9,.2,1) forwards;
}
@keyframes panelIn{
  to{ transform: translateY(0); opacity:1; }
}

/* 澧ㄦ檿寮€鍦?*/
.panel::before{
  content:"";
  position:absolute;
  inset:-40%;
  background:
    radial-gradient(280px 220px at 30% 25%, rgba(0,0,0,.16), transparent 62%),
    radial-gradient(240px 200px at 80% 70%, rgba(0,0,0,.10), transparent 65%);
  filter: blur(10px);
  opacity:.55;
  mix-blend-mode:multiply;
  pointer-events:none;
}
.panel::after{
  content:"";
  position:absolute;
  inset:14px;
  border-radius: 18px;
  border: 1px solid var(--line);
  pointer-events:none;
}

.panel-inner{
  position:relative;
  padding: 22px 22px 18px;
  text-align:left;
}
.panel-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  margin-bottom: 10px;
}
.panel-title{
  font-size: 16px;
  letter-spacing:.18em;
  color: rgba(29,29,29,.85);
}
.panel-close{
  appearance:none;
  border:1px solid var(--line);
  background: rgba(255,255,255,.25);
  color: rgba(29,29,29,.8);
  font-family: inherit;
  cursor:pointer;
  border-radius: 999px;
  padding: 8px 12px;
  letter-spacing:.14em;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
  position:relative;
  overflow:hidden;
}
.panel-close:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.45);
  border-color: rgba(0,0,0,.16);
}
.panel-body{
  color: var(--muted);
  line-height: 2.0;
  font-size: 14px;
  padding: 6px 2px 2px;
}
.panel-body a{
  color: rgba(29,29,29,.9);
  text-decoration: none;
  border-bottom: 1px solid rgba(29,29,29,.18);
}
.panel-body a:hover{
  border-bottom-color: rgba(29,29,29,.35);
}

@media (max-width: 520px){
  header{ margin-bottom: 26px; }
  .grid{ grid-template-columns: 1fr; }
  .paper::after{ inset:12px; }
  #ink-canvas{ opacity:.7; }
  .top-btn{ padding:9px 12px; letter-spacing:.16em; }
}

@media (prefers-reduced-motion: reduce){
  .bg::before, .avatar-ring, .avatar-ink{ animation:none !important; }
  .paper, .card, .site-logo, .top-btn{ transition:none !important; }
  #ink-canvas{ display:none; }
  .panel{ animation:none !important; opacity:1; transform:none; }
}