:root{
  color-scheme:dark;
  --bg:#050609;
  --panel:#0e1015;
  --panel-soft:rgba(255,255,255,.035);
  --line:rgba(255,255,255,.14);
  --line-strong:rgba(255,255,255,.26);
  --text:#f1eee8;
  --soft:rgba(241,238,232,.64);
  --faint:rgba(241,238,232,.38);
  --gold:#ffd479;
  --mint:#5eead4;
  --safe-top:max(6px,env(safe-area-inset-top));
  --safe-right:max(12px,env(safe-area-inset-right));
  --safe-bottom:max(8px,env(safe-area-inset-bottom));
  --safe-left:max(12px,env(safe-area-inset-left));
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{width:100%;height:100%;margin:0;overflow:hidden}
body{background:#000;color:var(--text);font-family:"Noto Serif SC","Songti SC","STSong",serif}
button,a,input{font:inherit}
button,a{color:inherit}
button{cursor:pointer}
a{text-decoration:none}
.system-page{
  position:relative;
  width:100%;
  height:100%;
  min-height:320px;
  overflow:hidden;
  isolation:isolate;
  background:
    radial-gradient(circle at 78% 14%,rgba(255,212,121,.055),transparent 30%),
    linear-gradient(140deg,#07090d,#030407 65%);
}
.system-page::before{
  position:absolute;
  inset:0;
  z-index:-1;
  content:"";
  opacity:.5;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(90deg,#000,transparent 84%);
}
.system-topbar{
  height:58px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:var(--safe-top) var(--safe-right) 0 var(--safe-left);
  border-bottom:0;
  background:rgba(3,4,7,.82);
  backdrop-filter:blur(16px);
}
.back-button{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-right:1px solid var(--line);
  color:var(--soft);
  font:32px/1 serif;
}
.back-button:hover,.back-button:focus-visible{color:var(--gold);outline:none}
.system-brand{display:grid;gap:1px}
.system-brand small{color:var(--gold);font:7px/1.2 "DM Mono",ui-monospace,monospace;letter-spacing:.25em}
.system-brand strong{font-size:18px;font-weight:500;letter-spacing:.1em}
.quiet-button{
  min-width:88px;
  min-height:44px;
  margin-left:auto;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:8px;
  background:var(--panel-soft);
  color:var(--soft);
  font-size:11px;
}
.quiet-button:hover,.quiet-button:focus-visible{border-color:var(--gold);color:var(--gold);outline:none}
.mail-workspace{
  height:calc(100% - 58px);
  display:grid;
  grid-template-columns:minmax(260px,31vw) minmax(0,1fr);
}
.mail-index{
  min-width:0;
  display:grid;
  grid-template-rows:auto auto minmax(0,1fr) auto;
  border-right:1px solid var(--line);
  background:rgba(8,9,13,.72);
}
.mail-index__head{
  display:flex;
  align-items:end;
  justify-content:space-between;
  gap:12px;
  padding:20px 20px 14px;
}
.mail-index__head>div{display:grid;gap:5px}
.mail-index__head span{color:var(--gold);font:7px/1 "DM Mono",ui-monospace,monospace;letter-spacing:.24em}
.mail-index__head strong{font-size:22px;font-weight:500}
.mail-index__head b{color:var(--mint);font:500 9px/1 "DM Mono",ui-monospace,monospace}
.mail-tabs{display:flex;padding:0 16px 10px;border-bottom:1px solid var(--line)}
.mail-tabs button{
  min-width:58px;
  min-height:44px;
  border:0;
  border-bottom:1px solid transparent;
  background:transparent;
  color:var(--faint);
  font-size:10px;
}
.mail-tabs button.is-active{border-color:var(--gold);color:var(--gold)}
.mail-list{min-height:0;overflow:auto;padding:8px}
.mail-batch-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:12px 16px max(12px,env(safe-area-inset-bottom));border-top:1px solid var(--line);background:rgba(8,9,13,.94)}
.mail-batch-actions button{min-height:46px;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--text);font:600 14px/1 "Noto Serif SC","Songti SC",STSong,serif}
.mail-batch-actions button:last-child{border-color:var(--gold);background:var(--gold);color:#17130d}
.mail-batch-actions button:hover:not(:disabled),.mail-batch-actions button:focus-visible:not(:disabled){border-color:var(--gold);outline:none}
.mail-batch-actions button:active:not(:disabled){transform:translateY(1px)}
.mail-batch-actions button:disabled{color:var(--faint);border-color:var(--line);background:rgba(255,255,255,.025);cursor:not-allowed}
.mail-item{
  position:relative;
  width:100%;
  min-height:70px;
  display:grid;
  grid-template-columns:36px minmax(0,1fr) 8px;
  align-items:center;
  gap:10px;
  padding:10px;
  border:1px solid transparent;
  border-radius:8px;
  background:transparent;
  color:var(--text);
  text-align:left;
}
.mail-item:hover,.mail-item:focus-visible{background:rgba(255,255,255,.035);outline:none}
.mail-item.is-active{border-color:rgba(255,212,121,.35);background:linear-gradient(90deg,rgba(255,212,121,.09),rgba(255,255,255,.025))}
.mail-item[hidden]{display:none}
.mail-seal{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  border-radius:50%;
  color:var(--soft);
  font-size:12px;
}
.mail-item.is-active .mail-seal{border-color:rgba(255,212,121,.52);color:var(--gold)}
.mail-item__copy{min-width:0;display:grid;gap:5px}
.mail-item__copy strong{overflow:hidden;font-size:12px;font-weight:500;text-overflow:ellipsis;white-space:nowrap}
.mail-item__copy small{color:var(--faint);font-size:8px}
.mail-item>i{width:6px;height:6px;border-radius:50%;background:transparent}
.mail-item.is-unread>i{background:var(--mint);box-shadow:0 0 10px rgba(94,234,212,.6)}
.mail-detail{
  position:relative;
  min-width:0;
  display:flex;
  flex-direction:column;
  padding:clamp(28px,5vw,70px) clamp(28px,8vw,112px) 22px;
  overflow:auto;
}
.mail-detail::before{
  position:absolute;
  top:34px;
  right:6vw;
  width:116px;
  height:116px;
  content:"";
  border:1px solid rgba(255,212,121,.09);
  transform:rotate(45deg);
  pointer-events:none;
}
.mail-detail__meta{display:flex;justify-content:space-between;gap:20px;color:var(--gold);font:8px/1.3 "DM Mono",ui-monospace,monospace;letter-spacing:.16em}
.mail-detail__meta time{color:var(--faint)}
.mail-detail h1{max-width:720px;margin:14px 0 12px;font-size:clamp(25px,3.3vw,42px);font-weight:500;letter-spacing:.05em}
.mail-rule{width:54px;height:1px;margin:4px 0 22px;background:var(--gold)}
.mail-detail>p{max-width:760px;margin:0;color:var(--soft);font-size:12px;line-height:2}
.attachment{
  max-width:520px;
  min-height:70px;
  display:grid;
  grid-template-columns:42px minmax(0,1fr) auto;
  align-items:center;
  gap:12px;
  margin-top:24px;
  padding:10px 12px;
  border:1px solid rgba(94,234,212,.27);
  border-radius:8px;
  background:linear-gradient(90deg,rgba(94,234,212,.07),rgba(255,255,255,.025));
}
.attachment[hidden]{display:none}
.attachment__icon{width:44px;height:44px;display:grid;place-items:center}
.attachment__icon .resource-icon{width:42px;height:42px}
.attachment>span:nth-child(2){display:grid;gap:4px}
.attachment small{color:var(--faint);font-size:8px}
.attachment strong{font-size:13px;font-weight:500}
.attachment button{
  min-width:80px;
  min-height:44px;
  border:1px solid rgba(255,212,121,.64);
  border-radius:7px;
  background:var(--gold);
  color:#18130b;
  font-size:11px;
}
.attachment button:disabled{border-color:var(--line);background:rgba(255,255,255,.05);color:var(--faint);cursor:default}
.mail-signature{display:grid;gap:4px;margin-top:auto;padding-top:22px;color:var(--faint);font-size:9px}
.mail-signature strong{color:var(--soft);font-size:12px;font-weight:500}
.settings-workspace{height:calc(100% - 58px);display:grid;grid-template-columns:minmax(180px,23vw) minmax(0,1fr)}
.settings-nav{min-width:0;padding:18px 12px;border-right:1px solid var(--line);background:rgba(8,9,13,.72)}
.settings-nav button{
  width:100%;
  min-height:76px;
  display:grid;
  grid-template-columns:28px 1fr;
  grid-template-rows:auto auto;
  column-gap:8px;
  padding:12px;
  border:0;
  border-left:2px solid transparent;
  background:transparent;
  color:var(--soft);
  text-align:left;
}
.settings-nav button:hover,.settings-nav button:focus-visible{background:rgba(255,255,255,.035);outline:none}
.settings-nav button.is-active{border-color:var(--gold);background:linear-gradient(90deg,rgba(255,212,121,.1),transparent);color:var(--text)}
.settings-nav span{grid-row:1/3;color:var(--faint);font:8px/1.2 "DM Mono",ui-monospace,monospace}
.settings-nav strong{font-size:14px;font-weight:500}
.settings-nav small{margin-top:4px;color:var(--faint);font-size:8px}
.settings-content{min-width:0;display:flex;flex-direction:column;padding:clamp(20px,4vw,48px) clamp(24px,6vw,86px) 16px;overflow:auto}
.settings-content__head{display:flex;align-items:end;justify-content:space-between;gap:30px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.settings-content__head>div{display:grid;gap:5px}
.settings-content__head small{color:var(--gold);font:7px/1 "DM Mono",ui-monospace,monospace;letter-spacing:.24em}
.settings-content__head h1{margin:0;font-size:34px;font-weight:500}
.settings-content__head p{max-width:330px;margin:0;color:var(--faint);font-size:10px;line-height:1.7;text-align:right}
.settings-panel{display:grid}
.settings-panel[hidden]{display:none}
.range-setting,.switch-setting,.choice-setting{
  min-height:68px;
  display:grid;
  align-items:center;
  gap:18px;
  padding:10px 0;
  border-bottom:1px solid var(--line);
}
.range-setting{grid-template-columns:minmax(170px,.65fr) minmax(190px,1fr) 34px}
.switch-setting,.choice-setting{grid-template-columns:minmax(190px,1fr) auto}
.range-setting>span,.switch-setting>span,.choice-setting>span{display:grid;gap:4px}
.range-setting strong,.switch-setting strong,.choice-setting strong{font-size:12px;font-weight:500}
.range-setting small,.switch-setting small,.choice-setting small{color:var(--faint);font-size:8px}
.range-setting input{width:100%;accent-color:var(--gold)}
.range-setting output{color:var(--gold);font:10px/1 "DM Mono",ui-monospace,monospace;text-align:right}
.switch-setting input{position:absolute;opacity:0;pointer-events:none}
.switch-setting i{position:relative;width:46px;height:26px;border:1px solid var(--line-strong);border-radius:13px;background:rgba(255,255,255,.04)}
.switch-setting i::after{position:absolute;left:4px;top:4px;width:16px;height:16px;content:"";border-radius:50%;background:var(--faint);transition:.16s}
.switch-setting input:checked+i{border-color:rgba(94,234,212,.46);background:rgba(94,234,212,.12)}
.switch-setting input:checked+i::after{left:24px;background:var(--mint);box-shadow:0 0 12px rgba(94,234,212,.35)}
.switch-setting:focus-within i{outline:2px solid rgba(255,212,121,.55);outline-offset:3px}
.choice-setting>div{display:flex;gap:6px}
.choice-setting button{min-width:68px;min-height:44px;border:1px solid var(--line);border-radius:7px;background:rgba(255,255,255,.025);color:var(--faint);font-size:10px}
.choice-setting button.is-selected{border-color:rgba(255,212,121,.56);background:rgba(255,212,121,.1);color:var(--gold)}
.settings-actions{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:auto;padding-top:16px}
.settings-actions span{color:var(--faint);font-size:8px}
.settings-actions button{min-width:132px;min-height:46px;border:1px solid rgba(255,212,121,.72);border-radius:8px;background:var(--gold);color:#18130b;font-size:12px}
.system-toast{
  position:fixed;
  left:50%;
  bottom:calc(var(--safe-bottom) + 14px);
  z-index:20;
  min-width:180px;
  padding:10px 18px;
  border:1px solid rgba(255,212,121,.38);
  background:rgba(12,13,18,.94);
  color:var(--gold);
  text-align:center;
  font-size:10px;
  opacity:0;
  transform:translate(-50%,8px);
  pointer-events:none;
}
.system-toast.show{animation:system-toast 2s ease both}
@keyframes system-toast{0%{opacity:0;transform:translate(-50%,8px)}15%,76%{opacity:1;transform:translate(-50%,0)}100%{opacity:0;transform:translate(-50%,-4px)}}
@media(max-width:900px),(max-height:500px){
  .system-topbar{height:48px}
  .mail-workspace,.settings-workspace{height:calc(100% - 48px)}
  .mail-workspace{grid-template-columns:240px minmax(0,1fr)}
  .mail-index__head{padding:10px 12px 8px}
  .mail-index__head strong{font-size:17px}
  .mail-tabs{padding:0 8px 4px}
  .mail-list{padding:4px}
  .mail-batch-actions{gap:6px;padding:6px 8px max(6px,env(safe-area-inset-bottom))}
  .mail-batch-actions button{min-height:44px;font-size:13px}
  .mail-item{min-height:58px;padding:7px}
  .mail-detail{padding:22px 34px 12px}
  .mail-detail::before{top:20px;width:82px;height:82px}
  .mail-detail h1{margin:9px 0 6px;font-size:27px}
  .mail-rule{margin-bottom:12px}
  .mail-detail>p{font-size:10px;line-height:1.75}
  .attachment{min-height:58px;margin-top:14px;padding:7px 9px}
  .attachment__icon{width:34px;height:34px}
  .mail-signature{padding-top:10px}
  .settings-workspace{grid-template-columns:172px minmax(0,1fr)}
  .settings-nav{padding:8px}
  .settings-nav button{min-height:62px;padding:8px}
  .settings-content{padding:12px 28px 8px}
  .settings-content__head{padding-bottom:8px}
  .settings-content__head h1{font-size:25px}
  .settings-content__head p{display:none}
  .range-setting,.switch-setting,.choice-setting{min-height:50px;padding:5px 0}
  .range-setting{grid-template-columns:minmax(145px,.65fr) minmax(150px,1fr) 30px}
  .settings-actions{padding-top:7px}
  .settings-actions button{min-height:44px}
}
@media(max-width:760px),(max-height:370px){
  .system-brand small{display:none}
  .quiet-button{min-width:76px;padding-inline:10px}
  .mail-workspace{grid-template-columns:214px minmax(0,1fr)}
  .mail-index__head span,.mail-index__head b{display:none}
  .mail-index__head{padding:7px 10px 4px}
  .mail-index__head strong{font-size:15px}
  .mail-tabs button{min-width:52px}
  .mail-item{min-height:54px;grid-template-columns:32px minmax(0,1fr) 6px;gap:7px}
  .mail-seal{width:32px;height:32px}
  .mail-detail{padding:16px 22px 8px}
  .mail-detail h1{font-size:23px}
  .mail-detail>p{display:-webkit-box;overflow:hidden;-webkit-line-clamp:4;-webkit-box-orient:vertical}
  .mail-signature{display:none}
  .attachment{max-width:none}
  .settings-workspace{grid-template-columns:132px minmax(0,1fr)}
  .settings-nav{padding:5px}
  .settings-nav button{min-height:56px;grid-template-columns:22px 1fr;padding:7px}
  .settings-nav small{display:none}
  .settings-content{padding:8px 20px 6px}
  .settings-content__head{padding-bottom:6px}
  .settings-content__head h1{font-size:22px}
  .range-setting{grid-template-columns:minmax(120px,.7fr) minmax(120px,1fr) 26px}
  .range-setting small,.switch-setting small,.choice-setting small{display:none}
  .range-setting,.switch-setting,.choice-setting{min-height:46px;padding-block:4px}
  .choice-setting button{min-width:58px}
  .settings-actions{padding-top:6px}
  .settings-actions span{display:none}
  .settings-actions button{min-height:44px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* V1.72 system-page alignment: hierarchy, readable tokens and touch geometry. */
.mail-page .system-topbar,
.settings-page .system-topbar{height:50px;gap:10px;padding-top:max(2px,env(safe-area-inset-top))}
.mail-page .mail-workspace,
.settings-page .settings-workspace{height:calc(100% - 50px)}
.mail-page .back-button,
.settings-page .back-button{border:0;border-radius:6px;font:28px/1 "Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif}
.mail-page .back-button>span,
.settings-page .back-button>span{display:block;line-height:1;transform:translateY(-3px)}
.mail-page .system-brand,
.settings-page .system-brand{display:flex;align-items:center;min-width:0;gap:10px}
.mail-page .system-brand strong,
.settings-page .system-brand strong{font:600 20px/1 "Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;letter-spacing:.1em}
.mail-page .system-brand small,
.settings-page .system-brand small{color:rgba(255,255,255,.54);font:500 10px/1 "DM Mono","SFMono-Regular",Consolas,monospace;letter-spacing:.18em;transform:translateY(2px)}

.mail-page .mail-index__head{align-items:center}
.mail-page .mail-index__tools{display:flex;align-items:center;gap:10px}
.mail-page .mail-index__tools b{color:#ff5f6d;font:600 10px/1.2 "DM Mono","SFMono-Regular",Consolas,monospace}
.mail-page .mail-index__tools button{min-height:44px;padding:0;border:0;background:transparent;color:var(--soft);font:600 13px/1 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .mail-index__tools button:hover,
.mail-page .mail-index__tools button:focus-visible{color:var(--gold);outline:none}
.mail-page .mail-empty{margin:24px 16px;color:var(--faint);font:11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif;text-align:center}
.mail-page .mail-index__head span{font:500 9px/1.2 "DM Mono","SFMono-Regular",Consolas,monospace}
.mail-page .mail-index__head strong{font:600 20px/1.2 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .mail-tabs{padding-bottom:0}
.mail-page .mail-tabs button{font:500 13px/1 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .mail-item{border-radius:6px}
.mail-page .mail-item__copy strong{font:500 14px/1.4 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .mail-item__copy small{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.mail-page .mail-item>i{width:12px;height:12px;box-shadow:none}
.mail-page .mail-item.is-unread>i{background:#ff5f6d}
.mail-page .mail-detail{padding-top:clamp(24px,4vw,52px)}
.mail-page .mail-detail__meta{font:500 10px/1.2 "DM Mono","SFMono-Regular",Consolas,monospace}
.mail-page .mail-detail h1{margin:12px 0 10px;font:600 26px/1.3 "Noto Serif SC","Songti SC",STSong,serif;letter-spacing:.03em}
.mail-page .mail-rule{margin-bottom:16px}
.mail-page .mail-detail>p{font:400 14px/1.7 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .attachment{min-height:64px;border-radius:6px}
.mail-page .attachment small{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.mail-page .attachment strong{font:500 14px/1.4 "Noto Serif SC","Songti SC",STSong,serif}
.mail-page .attachment button{min-height:44px;border-radius:6px;font:600 14px/1 "Noto Serif SC","Songti SC",STSong,serif}

.settings-page .settings-workspace{grid-template-columns:184px minmax(0,1fr)}
.settings-page .settings-nav{padding:12px 8px;min-height:0;overflow-y:auto}
.settings-page .settings-nav button{min-height:68px;padding:10px 12px;grid-template-rows:max-content max-content;align-content:center;align-items:center}
.settings-page .settings-nav span{grid-column:1;grid-row:1}
.settings-page .settings-nav strong{grid-column:2;grid-row:1}
.settings-page .settings-nav small{grid-column:2;grid-row:2}
.settings-page .settings-nav span{font:600 10px/1.2 "DM Mono","SFMono-Regular",Consolas,monospace}
.settings-page .settings-nav strong{font:600 14px/1.4 "Noto Serif SC","Songti SC",STSong,serif}
.settings-page .settings-nav small{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.settings-page .settings-content{padding:24px 40px 16px}
.settings-page .settings-content__head{align-items:center;padding-bottom:12px}
.settings-page .settings-content__head small{display:none}
.settings-page .settings-content__head h1{font:600 20px/1.2 "Noto Serif SC","Songti SC",STSong,serif}
.settings-page .settings-content__head p{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.settings-page .range-setting,
.settings-page .switch-setting,
.settings-page .choice-setting{min-height:68px;padding:10px 0}
.settings-page .range-setting{grid-template-columns:minmax(180px,1fr) auto;grid-template-rows:auto 44px;gap:4px 16px}
.settings-page .range-setting>span{grid-column:1}
.settings-page .range-setting output{grid-column:2;grid-row:1;font:600 14px/1.2 "DM Mono","SFMono-Regular",Consolas,monospace}
.settings-page .range-setting input{grid-column:1/3;grid-row:2;width:100%;height:44px;margin:0;appearance:none;background:transparent}
.settings-page .range-setting input::-webkit-slider-runnable-track{height:8px;border:1px solid rgba(255,255,255,.28);border-radius:4px;background:linear-gradient(90deg,var(--gold) 0 var(--range-progress,50%),rgba(255,255,255,.12) var(--range-progress,50%))}
.settings-page .range-setting input::-webkit-slider-thumb{width:26px;height:26px;margin-top:-10px;appearance:none;border:0;border-radius:50%;background:var(--gold);box-shadow:0 0 0 1px rgba(0,0,0,.4)}
.settings-page .range-setting strong,
.settings-page .switch-setting strong,
.settings-page .choice-setting strong{font:600 14px/1.4 "Noto Serif SC","Songti SC",STSong,serif}
.settings-page .range-setting small,
.settings-page .switch-setting small,
.settings-page .choice-setting small{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.settings-page .switch-setting{position:relative}
.settings-page .switch-setting input{right:0;width:48px;height:44px;margin:0;pointer-events:auto}
.settings-page .switch-setting i{width:48px;height:28px;border-radius:14px;pointer-events:none}
.settings-page .switch-setting i::after{width:18px;height:18px}
.settings-page .switch-setting input:checked+i::after{left:25px}
.settings-page .settings-actions{display:grid;grid-template-columns:auto 1fr auto;gap:16px}
.settings-page .settings-actions .danger-text{min-width:104px;min-height:44px;border:1px solid rgba(255,142,156,.48);border-radius:6px;background:transparent;color:#ff8e9c;font:600 14px/1 "Noto Serif SC","Songti SC",STSong,serif}
.settings-page .settings-actions span{font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.settings-page .settings-actions{grid-template-columns:auto 1fr;flex-shrink:0}
.settings-page .settings-content{overflow:hidden}
.settings-page .settings-content__head{flex-shrink:0;position:relative;flex-wrap:wrap;gap:8px}
.settings-page .settings-panel:not([hidden]){overflow-y:auto;min-height:0;flex:1;scrollbar-gutter:stable;padding-inline-end:16px}
.settings-page .settings-save-status{margin-left:auto;display:flex;align-items:center;justify-content:flex-end;gap:8px;max-width:100%;min-height:32px;font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif}
.settings-page #retrySettingsButton{min-height:44px;padding:0 8px;border:0;background:transparent;color:var(--gold);font:400 11px/1.5 "PingFang SC","Microsoft YaHei",sans-serif;white-space:nowrap}
.settings-page #retrySettingsButton[hidden]{display:none}

.system-confirm{position:fixed;inset:0;z-index:40;display:grid;place-items:center;padding:24px}
.system-confirm[hidden]{display:none}
.system-confirm__backdrop{position:absolute;inset:0;border:0;background:rgba(0,0,0,.76);backdrop-filter:blur(8px)}
.system-confirm__panel{position:relative;width:min(390px,calc(100vw - 48px));padding:24px 24px 20px;border:1px solid var(--line-strong);background:rgba(12,13,18,.98);box-shadow:0 24px 80px rgba(0,0,0,.48);text-align:center}
.system-confirm__panel h2{margin:0;font:600 18px/1.3 "Noto Serif SC","Songti SC",STSong,serif}
.system-confirm__panel p{margin:16px 0 20px;color:var(--soft);font:400 14px/1.7 "Noto Serif SC","Songti SC",STSong,serif;text-align:left}
.system-confirm__close{position:absolute;top:2px;right:2px;width:44px;height:44px;border:0;background:transparent;color:var(--soft);font:26px/1 serif}
.system-confirm__action{min-width:148px;height:44px;border:1px solid rgba(255,142,156,.62);border-radius:6px;background:transparent;color:#ff8e9c;font:600 14px/1 "Noto Serif SC","Songti SC",STSong,serif}

@media(max-width:1000px),(max-height:560px){
  .settings-page .settings-save-status,.settings-page #retrySettingsButton{font-size:10px}
  .mail-page .system-brand strong,
  .settings-page .system-brand strong{font-size:17px}
  .mail-page .system-brand small,
  .settings-page .system-brand small{display:none}
  .mail-page .mail-workspace{grid-template-columns:240px minmax(0,1fr)}
  .mail-page .mail-index__head{padding:8px 12px}
  .mail-page .mail-index__head strong{font-size:16px}
  .mail-page .mail-index__tools button{font-size:12px}
  .mail-page .mail-detail h1{font-size:20px}
  .mail-page .mail-detail>p{font-size:13px}
  .settings-page .settings-workspace{grid-template-columns:148px minmax(0,1fr)}
  .settings-page .settings-content{padding:12px 24px 8px}
  .settings-page .settings-nav small,
  .settings-page .settings-content__head p{display:none}
  .settings-page .settings-nav button{grid-template-rows:max-content}
  .settings-page .range-setting{grid-template-rows:auto 44px;min-height:78px}
  .system-confirm__panel h2{font-size:16px}
  .system-confirm__panel p{font-size:13px}
}