:root{
  color-scheme:light;
  --bg:#efe8d8;
  --panel:rgba(252,248,238,.94);
  --panel2:rgba(243,237,223,.92);
  --panel3:#e7dcc5;
  --text:#14241d;
  --muted:#647268;
  --border:#b9aa8d;
  --accent:#17634f;
  --accentText:#fbf7ec;
  --accent2:#1f8d6b;
  --danger:#b33a2f;
  --dangerBg:#f4ddd4;
  --dangerBorder:#ce8b75;
  --shadow:0 14px 30px rgba(52,42,24,.09);
}
[data-theme=dark]{
  color-scheme:dark;
  --bg:#111112;
  --panel:rgba(29,29,31,.96);
  --panel2:rgba(22,22,24,.94);
  --panel3:#28282b;
  --text:#eeeeef;
  --muted:#a8a8aa;
  --border:#4a4a4f;
  --accent:#d7d7d9;
  --accentText:#111112;
  --accent2:#bdbdc1;
  --danger:#e8766d;
  --dangerBg:#351d1c;
  --dangerBorder:#8f3f39;
  --shadow:0 18px 42px rgba(0,0,0,.28);
}
*{box-sizing:border-box}
html,body{min-height:100%}
body{
  margin:0;
  font-family:Georgia,"Times New Roman","Noto Serif SC","Songti SC",system-ui,-apple-system,Segoe UI,sans-serif;
  background:radial-gradient(circle at 6% 8%,rgba(23,99,79,.12),transparent 24rem),radial-gradient(circle at 92% 18%,rgba(150,55,38,.10),transparent 20rem),linear-gradient(135deg,rgba(255,255,255,.22) 0,transparent 40%),var(--bg);
  color:var(--text);
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:linear-gradient(90deg,rgba(20,36,29,.045) 1px,transparent 1px) 0 0/34px 34px,linear-gradient(0deg,rgba(20,36,29,.035) 1px,transparent 1px) 0 0/34px 34px,linear-gradient(90deg,transparent 0 74%,rgba(23,99,79,.13) 74.15% 74.75%,transparent 74.9% 100%) 0 0/168px 100%,linear-gradient(0deg,transparent 0 21%,rgba(23,99,79,.11) 21.2% 22.2%,transparent 22.5% 100%) 0 0/168px 96px,radial-gradient(ellipse at 72% 12%,rgba(23,99,79,.12) 0 7%,transparent 7.4% 100%) 0 0/230px 150px,radial-gradient(ellipse at 79% 20%,rgba(23,99,79,.10) 0 6%,transparent 6.4% 100%) 0 0/260px 190px,radial-gradient(circle at 22% 78%,rgba(23,99,79,.16),transparent 14rem),radial-gradient(circle at 80% 82%,rgba(179,58,47,.12),transparent 11rem);
  mix-blend-mode:multiply;
}
body:after{
  content:"墨玉文牍";
  position:fixed;
  right:18px;
  bottom:28px;
  z-index:0;
  color:rgba(23,99,79,.12);
  font-size:46px;
  font-weight:800;
  letter-spacing:.2em;
  writing-mode:vertical-rl;
  pointer-events:none;
  text-shadow:0 1px 0 rgba(255,255,255,.38);
}
[data-theme=dark] body{
  background:radial-gradient(circle at 8% 8%,rgba(255,255,255,.045),transparent 23rem),radial-gradient(circle at 92% 18%,rgba(255,255,255,.035),transparent 20rem),linear-gradient(135deg,rgba(255,255,255,.035) 0,transparent 42%),var(--bg);
}
[data-theme=dark] body:before{filter:grayscale(1);opacity:.24;mix-blend-mode:screen}
[data-theme=dark] body:after{color:rgba(220,220,224,.10);text-shadow:none}
[data-visual=minimal] body:before,[data-visual=minimal] body:after,[data-visual=minimal] .main:before,[data-visual=minimal] .main:after,[data-visual=minimal] .app:before,[data-visual=minimal] .app:after{display:none}
button,input,textarea{font:inherit}
button{
  min-height:36px;
  border:1px solid var(--accent);
  background:var(--accent);
  color:var(--accentText);
  border-radius:7px;
  padding:0 11px;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .12s ease,filter .12s ease,opacity .12s ease;
}
button:hover{filter:brightness(1.04)}
button:active{transform:translateY(1px) scale(.99)}
button.isBusy:after{
  content:"";
  width:12px;
  height:12px;
  border:2px solid currentColor;
  border-right-color:transparent;
  border-radius:999px;
  margin-left:8px;
  display:inline-block;
  vertical-align:-2px;
  animation:spin .8s linear infinite;
}
button.secondary,a.secondary{background:var(--panel);color:var(--text);border:1px solid var(--border)}
button.softDanger{background:var(--dangerBg);border-color:var(--dangerBorder);color:var(--danger)}
button.danger{background:var(--danger);border-color:var(--danger);color:#fff}
button:disabled,input:disabled,textarea:disabled{opacity:.55;cursor:not-allowed}
input,textarea{
  width:100%;
  border:1px solid color-mix(in srgb,var(--border) 80%,var(--accent));
  border-radius:7px;
  background:color-mix(in srgb,var(--panel) 84%,#fff);
  color:var(--text);
  min-width:0;
  outline:none;
}
input{height:38px;padding:0 10px}
textarea{min-height:140px;resize:vertical;padding:10px;font-family:ui-monospace,SFMono-Regular,Consolas,"Microsoft YaHei UI",monospace;line-height:1.5}
input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 2px color-mix(in srgb,var(--accent) 22%,transparent)}
.app{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:minmax(420px,500px) minmax(0,1fr);
  height:100vh;
  overflow:hidden;
  border:10px solid transparent;
  border-image:linear-gradient(135deg,rgba(23,99,79,.55),rgba(185,170,141,.32),rgba(179,58,47,.38)) 1;
  background:rgba(255,252,244,.28);
}
.app:before{
  content:"";
  position:fixed;
  left:504px;
  top:18px;
  bottom:18px;
  width:12px;
  pointer-events:none;
  z-index:2;
  background:linear-gradient(180deg,transparent,rgba(23,99,79,.36),transparent),repeating-linear-gradient(180deg,rgba(179,58,47,.34) 0 8px,transparent 8px 18px);
  border-radius:999px;
  opacity:.45;
}
.app:after{
  content:"飞鸿传书";
  position:fixed;
  left:518px;
  bottom:24px;
  z-index:2;
  color:rgba(179,58,47,.22);
  font-size:13px;
  letter-spacing:.18em;
  writing-mode:vertical-rl;
  pointer-events:none;
}
.side{
  position:relative;
  background:linear-gradient(180deg,rgba(252,248,238,.98),rgba(239,232,216,.93));
  border-right:1px solid color-mix(in srgb,var(--border) 75%,var(--accent));
  padding:16px;
  display:flex;
  flex-direction:column;
  gap:12px;
  min-width:0;
  min-height:0;
  overflow:auto;
  box-shadow:inset -10px 0 22px rgba(42,32,17,.04);
}
.side:before{
  content:"邮";
  position:absolute;
  right:17px;
  top:18px;
  width:38px;
  height:38px;
  border:2px solid var(--danger);
  color:var(--danger);
  display:grid;
  place-items:center;
  font-weight:900;
  transform:rotate(-8deg);
  border-radius:3px;
  background:color-mix(in srgb,var(--dangerBg) 70%,transparent);
}
[data-theme=dark] .side{background:linear-gradient(180deg,rgba(29,29,31,.98),rgba(18,18,20,.96))}
.brandBlock{padding:9px 54px 14px 0;border-bottom:1px solid color-mix(in srgb,var(--border) 70%,transparent)}
.brandBlock:after{content:"信箱入匣 · 邮件归卷";display:block;margin-top:8px;color:var(--accent);font-size:12px;letter-spacing:.12em}
.main{
  position:relative;
  padding:16px;
  display:grid;
  grid-template-rows:auto auto minmax(0,1fr);
  gap:12px;
  min-width:0;
  min-height:0;
  overflow:hidden;
}
.main>*{position:relative;z-index:2}
.main:before{
  content:"";
  position:fixed;
  right:2.5vw;
  top:6vh;
  width:330px;
  height:86vh;
  pointer-events:none;
  z-index:1;
  opacity:.34;
  background:linear-gradient(90deg,transparent 0 17%,rgba(16,79,61,.42) 17.4% 18.8%,rgba(250,247,236,.23) 19% 19.5%,transparent 19.8% 100%),linear-gradient(90deg,transparent 0 41%,rgba(16,79,61,.35) 41.4% 42.8%,rgba(250,247,236,.18) 43% 43.4%,transparent 43.8% 100%),linear-gradient(90deg,transparent 0 65%,rgba(16,79,61,.28) 65.4% 66.7%,transparent 67% 100%),linear-gradient(0deg,transparent 0 11%,rgba(16,79,61,.20) 11.2% 12.1%,transparent 12.5% 23%,rgba(16,79,61,.18) 23.3% 24.2%,transparent 24.5% 38%,rgba(16,79,61,.15) 38.3% 39.2%,transparent 39.5% 54%,rgba(16,79,61,.15) 54.3% 55.2%,transparent 55.5% 72%,rgba(16,79,61,.16) 72.3% 73.2%,transparent 73.6% 100%);
  filter:blur(.15px);
}
.main:after{
  content:"";
  position:fixed;
  left:43%;
  top:2.6vh;
  width:34vw;
  height:82px;
  pointer-events:none;
  z-index:1;
  opacity:.28;
  background:radial-gradient(ellipse at 12% 60%,rgba(179,58,47,.26) 0 7%,transparent 7.6%),radial-gradient(ellipse at 26% 48%,rgba(23,99,79,.22) 0 8%,transparent 8.6%),linear-gradient(90deg,transparent,rgba(23,99,79,.26),transparent);
  border-bottom:1px solid rgba(23,99,79,.16);
}
.brand{font-size:20px;font-weight:750;word-break:break-all;line-height:1.25;letter-spacing:.02em}
.muted{color:var(--muted);font-size:13px}
.box,.list,.detail{
  position:relative;
  background:linear-gradient(180deg,var(--panel),color-mix(in srgb,var(--panel2) 45%,var(--panel)));
  border:1px solid color-mix(in srgb,var(--border) 82%,var(--accent));
  border-radius:8px;
  box-shadow:var(--shadow),inset 0 0 0 1px rgba(255,255,255,.38);
}
.box{padding:12px}
.box:before,.list:before,.detail:before{content:"";position:absolute;left:7px;top:7px;width:18px;height:18px;border-left:2px solid color-mix(in srgb,var(--accent) 70%,transparent);border-top:2px solid color-mix(in srgb,var(--accent) 70%,transparent);opacity:.7;pointer-events:none}
.box:after,.list:after,.detail:after{content:"";position:absolute;right:7px;bottom:7px;width:18px;height:18px;border-right:2px solid color-mix(in srgb,var(--danger) 58%,transparent);border-bottom:2px solid color-mix(in srgb,var(--danger) 58%,transparent);opacity:.55;pointer-events:none}
.sectionTitle{font-weight:750;font-size:13px;margin-bottom:8px;color:var(--accent);letter-spacing:.08em}
.sectionTitle:before{content:"◆";margin-right:6px;color:var(--danger);font-size:10px}
.row,.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.pager{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:8px;align-items:center;margin-top:8px}
.top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:12px;
  padding:13px 14px;
  border:1px solid color-mix(in srgb,var(--border) 78%,var(--accent));
  background:linear-gradient(90deg,var(--panel),color-mix(in srgb,var(--panel3) 34%,var(--panel)));
  border-radius:8px;
  box-shadow:var(--shadow);
  position:relative;
}
.top:before{content:"";position:absolute;inset:5px;border:1px solid rgba(23,99,79,.18);border-radius:5px;pointer-events:none}
.topActions{justify-content:flex-end}
.pill{display:inline-flex;align-items:center;border:1px solid color-mix(in srgb,var(--accent) 52%,var(--border));background:color-mix(in srgb,var(--panel3) 58%,var(--panel));border-radius:999px;padding:5px 9px;font-size:12px;color:var(--accent);font-weight:750}
.statsGrid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px}
.stat{border:1px solid var(--border);border-radius:7px;background:var(--panel2);padding:7px 6px;min-width:0}
.stat span{display:block;font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stat b{display:block;font-size:18px;margin-top:2px;line-height:1.15}
.dangerStat{border-color:var(--dangerBorder)}
.scanActions{margin-top:10px}
.scanBar{height:8px;border:1px solid var(--border);border-radius:999px;background:var(--panel2);overflow:hidden;margin-top:9px}
.scanFill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .2s ease}
.scanLog{display:grid;gap:4px;height:128px;overflow:auto;margin-top:8px;font-size:12px;color:var(--muted)}
.scanLog div{border-top:1px solid color-mix(in srgb,var(--border) 64%,transparent);padding-top:4px}
.uploadBox{border:1px dashed var(--border);border-radius:7px;background:var(--panel2);padding:9px;display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:8px}
.srFile{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.filePick{min-height:34px;padding:0 10px;border:1px solid var(--border);border-radius:7px;background:var(--panel);display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:13px}
.fileCode{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--accent);color:var(--accentText);border-radius:6px;padding:2px 7px;font-weight:800}
.fileName{font-size:12px;color:var(--muted);word-break:break-all}
.aliases{
  display:flex;
  flex-direction:column;
  gap:4px;
  flex:0 0 clamp(520px,64vh,760px);
  max-height:clamp(520px,64vh,760px);
  min-height:360px;
  overflow:auto;
  padding-right:4px;
  overscroll-behavior:contain;
  scrollbar-gutter:stable;
}
.account-item{
  width:100%;
  border:1px solid color-mix(in srgb,var(--border) 82%,transparent);
  background:linear-gradient(180deg,var(--panel2),color-mix(in srgb,var(--panel) 42%,var(--panel2)));
  border-radius:7px;
  padding:6px 8px;
  color:var(--text);
  text-align:left;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:center;
  gap:3px;
  min-height:auto;
  white-space:normal;
}
.account-item:hover{background:var(--panel2)}
.account-item.active{background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 16%,var(--panel)),var(--panel));border-color:var(--accent)}
.account-main{min-width:0}
.account-email{font-weight:650;font-size:12.5px;line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;word-break:normal}
.account-meta{display:flex;flex-wrap:nowrap;justify-content:flex-end;gap:4px;overflow:hidden;max-width:190px}
.account-meta .pill{padding:1px 6px;font-size:10.5px;line-height:1.35}
.pill.ok{color:var(--accent);border-color:color-mix(in srgb,var(--accent) 55%,var(--border))}
.pill.warn{color:#8a5b10;border-color:#d3a55e;background:#f6ead2}
.pill.fail{color:var(--danger);border-color:var(--dangerBorder);background:var(--dangerBg)}
.pill.dim{color:var(--muted);border-color:color-mix(in srgb,var(--border) 55%,transparent);font-weight:500}
.filterChips{display:flex;gap:4px;flex-wrap:wrap;margin-top:7px}
.chip{min-height:26px;padding:2px 10px;border:1px solid color-mix(in srgb,var(--border) 70%,transparent);border-radius:999px;background:var(--panel2);color:var(--muted);font-size:11.5px;cursor:pointer;transition:all .12s ease;font-weight:600;white-space:nowrap}
.chip:hover{background:var(--panel3);color:var(--text)}
.chip.active{background:var(--accent);color:var(--accentText);border-color:var(--accent)}
.mailTools{padding:0}
.mailTools>.foldBody{display:grid;gap:8px}
.filterGrid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.messages{display:grid;grid-template-columns:minmax(280px,380px) minmax(0,1fr);gap:12px;min-height:0}
.messages.raw-mail-open{grid-template-columns:minmax(0,1fr)}
.messages.raw-mail-open>.list{display:none}
.list,.detail{overflow:auto}
.mail-list,.mail-detail{min-height:0}
.mail-item{
  width:100%;
  border:0;
  border-bottom:1px solid var(--border);
  background:transparent;
  color:var(--text);
  text-align:left;
  padding:12px;
  display:grid;
  gap:6px;
  white-space:normal;
  min-height:auto;
}
.mail-item:hover{background:var(--panel2)}
.mail-item.active{background:color-mix(in srgb,var(--accent) 10%,var(--panel))}
.mail-subject{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mail-meta{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.detail{padding:15px}
.detail-subject{font-size:20px;font-weight:750;margin:0 0 10px;line-height:1.25}
.detail-meta{display:grid;gap:4px;color:var(--muted);font-size:13px;margin-bottom:12px}
.detail-body{white-space:pre-wrap;line-height:1.55;border:1px solid var(--border);background:var(--panel2);border-radius:8px;padding:12px;overflow:auto;max-height:620px}
.raw-text-body{margin:0;font-family:ui-monospace,SFMono-Regular,Consolas,"Microsoft YaHei UI",monospace;font-size:14px}
.code-card{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin:0 0 12px;
  padding:12px;
  border:1px solid color-mix(in srgb,var(--accent) 58%,var(--border));
  border-radius:8px;
  background:linear-gradient(90deg,color-mix(in srgb,var(--accent) 13%,var(--panel)),var(--panel));
  color:var(--text);
}
.code-label{font-size:12px;color:var(--muted);font-weight:700;letter-spacing:.08em}
.code-value{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:28px;font-weight:850;line-height:1.1;letter-spacing:0;margin-top:3px}
.copy-code-btn{min-width:72px}
.detail.raw-mail-detail{
  padding:0;
  overflow:auto;
  background:#fff;
  box-shadow:var(--shadow);
}
.detail.raw-mail-detail.has-code{background:var(--panel)}
.detail.raw-mail-detail:before,.detail.raw-mail-detail:after{display:none}
.mail-html-shell{display:grid;grid-template-rows:auto minmax(0,1fr);height:100%;min-height:680px}
.mail-html-shell>.code-card{margin:12px}
.mail-frame{
  display:block;
  width:100%;
  min-width:760px;
  height:100%;
  min-height:680px;
  border:0;
  background:#fff;
}
.messages.raw-mail-open .mail-frame{min-width:0}
.empty{padding:14px;color:var(--muted);font-size:13px}
.fold{padding:0}
.fold>summary{list-style:none;cursor:pointer;font-weight:750;font-size:13px;padding:12px;background:linear-gradient(90deg,color-mix(in srgb,var(--panel3) 45%,var(--panel)),transparent);color:var(--accent);letter-spacing:.06em}
.fold>summary::-webkit-details-marker{display:none}
.fold>summary:after{content:"展开";float:right;color:var(--muted);font-weight:650}
.fold[open]>summary{border-bottom:1px solid var(--border)}
.fold[open]>summary:after{content:"收起"}
.foldBody{padding:12px}
.logBox{max-height:220px;overflow:auto;border:1px solid var(--border);border-radius:7px;background:var(--panel2);padding:8px;font-size:12px;line-height:1.45}
.log-item{padding:6px 0;border-bottom:1px solid color-mix(in srgb,var(--border) 70%,transparent);white-space:pre-wrap;overflow-wrap:anywhere;color:var(--muted)}
.log-item:last-child{border-bottom:0}
.login-screen{position:fixed;inset:0;background:rgba(3,7,18,.58);display:none;align-items:center;justify-content:center;padding:18px;z-index:50}
.login-screen.show{display:flex}
.modalCard{width:min(520px,100%);background:linear-gradient(180deg,var(--panel),var(--panel2));border:2px solid var(--danger);border-radius:8px;box-shadow:0 20px 50px rgba(0,0,0,.25);padding:16px}
.modalTitle{color:var(--danger);font-size:19px;font-weight:850;margin-bottom:8px}
.modalText{white-space:pre-wrap;line-height:1.55;margin-bottom:12px}
.loginActions{justify-content:flex-end;margin-top:12px}
.err{color:var(--danger);font-size:13px;margin-top:6px}
.toastStack{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px;max-width:min(380px,calc(100vw - 32px));pointer-events:none}
.toast{pointer-events:auto;min-width:min(320px,calc(100vw - 32px));border:1px solid var(--border);background:color-mix(in srgb,var(--panel) 92%,#fff);color:var(--text);border-radius:8px;padding:11px 13px;box-shadow:0 16px 36px rgba(15,23,42,.18);font-size:13px;line-height:1.45;transform:translateY(10px);opacity:0;animation:toastIn .18s ease forwards}
.toast.ok,.toast.success{border-color:color-mix(in srgb,var(--accent) 58%,var(--border))}
.toast.err,.toast.error{border-color:var(--danger);color:var(--danger)}
.toast.warn{border-color:var(--dangerBorder)}
.toast b{display:block;margin-bottom:2px}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes toastIn{to{transform:translateY(0);opacity:1}}
[data-theme=dark] .app{border-image:linear-gradient(135deg,rgba(220,220,224,.38),rgba(128,128,132,.24),rgba(220,220,224,.20)) 1;background:rgba(18,18,19,.42)}
[data-theme=dark] button:not(.secondary):not(.softDanger){background:linear-gradient(180deg,#e1e1e3,#bebec2);border-color:#d7d7d9;color:#111112}
[data-theme=dark] input,[data-theme=dark] textarea{background:color-mix(in srgb,var(--panel) 86%,#000)}
@media(max-width:980px){
  .app{display:block;height:auto;min-height:100vh;overflow:visible;grid-template-columns:1fr;border-width:6px}
  .app:before,.app:after{display:none}
  .side{border-right:0;border-bottom:1px solid var(--border);max-height:none;overflow:visible}
  .main{display:block;padding:12px}
  .top{flex-direction:column}
  .topActions{width:100%}
  .aliases{max-height:52vh}
  .messages{grid-template-columns:1fr}
  .list{max-height:45vh}
  .detail{margin-top:12px}
  .mail-frame{min-width:640px;min-height:72vh}
  body:after{display:none}
}
@media(max-width:560px){
  .side{padding:12px}
  .box{padding:11px}
  .fold{padding:0}
  .fold>summary,.foldBody{padding:11px}
  .row,.toolbar{align-items:stretch}
  .row>button,.toolbar>button{flex:1}
  .topActions{display:grid;grid-template-columns:1fr 1fr;width:100%;align-items:stretch}
  .topActions .pill{grid-column:1/-1}
  .topActions button{width:100%;min-width:0;white-space:normal;line-height:1.2;padding:7px 8px}
  .filterGrid,.statsGrid{grid-template-columns:1fr}
  .pager{grid-template-columns:1fr}
  .brand{font-size:18px}
  .code-card{align-items:flex-start;flex-direction:column}
  .code-value{font-size:24px;word-break:break-all}
  .copy-code-btn{width:100%}
  .messages{gap:10px}
  .list{max-height:52vh}
  .login-screen{align-items:flex-end;padding:0}
  .modalCard{border-radius:8px 8px 0 0;width:100%;padding:14px}
  .side:before{right:12px;top:12px;width:32px;height:32px}
}