:root{
  --ink:#0B0B0B;
  --ink-soft:#3A3A3A;
  --grey:#8E8E8E;
  --grey-2:#C9C9C9;
  --paper:#FFFFFF;
  --bg:#1a1a1a;
  --bg-2:#242424;
  --card:#2a2a2a;
  --card-2:#323232;
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.08);
  --text:#FFFFFF;
  --muted:#8E8E8E;
  --primary:#FFFFFF;
  --primary-ink:#0B0B0B;
  --danger:#e85d5d;
  --unread:#FFFFFF;
  /* --- scheme system (配色方案) --- */
  --accent:#FFFFFF;              /* 强调色：按钮/徽标/进度条 */
  --accent-ink:#0B0B0B;          /* 强调色上的文字色 */
  --accent-soft:rgba(255,255,255,.14); /* 强调色低透明底（用于 hover / 选中态） */
  --block-side:#242424;          /* 导引区底色 */
  --block-list:#1a1a1a;          /* 邮件区底色 */
  --block-read:#1a1a1a;          /* 邮件内容区底色 */
  --grad-1:#0c0c0c; --grad-2:#2f2f2f; --grad-3:#101010; --grad-4:#070707;
  --login-card:rgba(20,20,20,.92);
  --scrim:rgba(0,0,0,.5);
  --radius:12px;
  --safe-b:env(safe-area-inset-bottom);
  --safe-t:env(safe-area-inset-top);
  --font:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:15px/1.5 var(--font);-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
button{font:inherit;color:inherit}
input,select,textarea{font:inherit;color:inherit}
.muted{color:var(--muted)}.small{font-size:12px}
.error{color:var(--danger);min-height:1.5em;margin:8px 0 0;font-size:14px}
.spacer{flex:1}

/* logo: white dot + FURCHTLOS MOTO */
.logo,.brand-logo{font-weight:800;letter-spacing:-.02em;font-size:15px;text-transform:uppercase;display:flex;align-items:center;gap:9px;color:var(--text)}
.logo i,.brand-logo i{display:block;width:9px;height:9px;background:currentColor;border-radius:50%;flex:none}

.btn{border:0;border-radius:10px;padding:10px 16px;background:var(--card-2);cursor:pointer;font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:6px;white-space:nowrap;transition:background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease)}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.1)}
.btn.primary:disabled{opacity:.55}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn.ghost:hover{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.04)}
.btn.danger{background:rgba(232,93,93,.15);color:var(--danger);border:1px solid rgba(232,93,93,.35)}
.btn.small{padding:5px 10px;font-size:13px;border-radius:8px}
.btn.block{width:100%}
.link{border:0;background:none;color:var(--grey-2);cursor:pointer;font-size:13px;padding:0 4px;white-space:nowrap}
.link:hover{color:var(--text)}
.icon-btn{border:0;background:transparent;width:40px;height:40px;border-radius:10px;font-size:20px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex:none;color:var(--grey-2)}
.icon-btn:hover{background:var(--accent-soft);color:var(--accent)}

/* login — 6 款背景动效（B/C/G/H/I/J），右键切换；颜色跟配色方案走 */
.login{
  position:relative;min-height:100%;min-height:100dvh;
  display:flex;align-items:center;justify-content:center;padding:24px;
  background:var(--grad-1, #0c0c0c);
  overflow:hidden;user-select:none;
}
.login-fx{
  position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden;
}
.login-card{position:relative;z-index:2}

/* ---- B · 极光流动 ---- */
@keyframes fxB{
  0%{background-position:0% 50%}
  50%{background-position:100% 50%}
  100%{background-position:0% 50%}
}
@keyframes fxB-sheen{0%{background-position:120% 0}100%{background-position:-120% 0}}
.login-fx.fxB{
  background-color:var(--grad-4, #061019);
  background-image:linear-gradient(115deg,
    var(--grad-3) 0%, var(--grad-2) 18%, color-mix(in srgb, var(--accent) 45%, var(--grad-2)) 34%,
    var(--grad-1) 52%, var(--grad-2) 68%, var(--grad-3) 100%);
  background-size:400% 100%;
  animation:fxB 11s linear infinite;
}
.login-fx.fxB::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 30%,color-mix(in srgb, var(--accent) 22%, transparent) 48%,transparent 66%);
  background-size:300% 100%;
  animation:fxB-sheen 7.7s linear infinite;
}

/* ---- C · 呼吸光斑 ---- */
@keyframes fxC1{0%{transform:translate(0,0) scale(1)}50%{transform:translate(14%,10%) scale(1.35)}100%{transform:translate(0,0) scale(1)}}
@keyframes fxC2{0%{transform:translate(0,0) scale(1.1)}50%{transform:translate(-16%,-8%) scale(1.4)}100%{transform:translate(0,0) scale(1.1)}}
@keyframes fxC3{0%{transform:translate(0,0) scale(1)}50%{transform:translate(-8%,14%) scale(1.5)}100%{transform:translate(0,0) scale(1)}}
.login-fx.fxC{background:var(--grad-4, #08131d);overflow:hidden}
.login-fx.fxC::before,.login-fx.fxC::after{
  content:"";position:absolute;border-radius:50%;filter:blur(52px);
}
.login-fx.fxC .orb{position:absolute;border-radius:50%;filter:blur(52px);display:block;pointer-events:none}
.login-fx.fxC::before{width:56%;aspect-ratio:1;left:-8%;top:-12%;
  background:radial-gradient(circle,var(--accent) 0%,transparent 68%);
  opacity:.5;animation:fxC1 10s ease-in-out infinite}
.login-fx.fxC::after{width:50%;aspect-ratio:1;right:-6%;bottom:-10%;
  background:radial-gradient(circle,color-mix(in srgb, var(--accent) 70%, #22d3ee) 0%,transparent 68%);
  opacity:.45;animation:fxC2 12s ease-in-out infinite}
.login-fx.fxC .orb{width:44%;aspect-ratio:1;left:26%;top:26%;
  background:radial-gradient(circle,color-mix(in srgb, var(--accent) 80%, #0ea5e9) 0%,transparent 70%);
  opacity:.4;animation:fxC3 8.5s ease-in-out infinite}

/* ---- G · 粒子星尘 ---- */
@keyframes fxG-rise{
  0%{transform:translateY(0) scale(.9);opacity:0}
  10%{opacity:var(--po,.85)}
  85%{opacity:var(--po,.85)}
  100%{transform:translateY(-108vh) scale(1.3);opacity:0}
}
.login-fx.fxG{background:var(--grad-4, #071019);overflow:hidden}
.login-fx.fxG .p{
  position:absolute;top:100%;width:5px;height:5px;border-radius:50%;
  background:color-mix(in srgb, var(--accent) 55%, #fff);
  box-shadow:0 0 10px 3px color-mix(in srgb, var(--accent) 55%, transparent);
  animation:fxG-rise 12s linear infinite;
}
.login-fx.fxG::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse 70% 60% at 50% 62%, color-mix(in srgb, var(--grad-2) 55%, transparent) 0%, transparent 72%);
}

/* ---- H · 光束摇曳 ---- */
@keyframes fxH-sway{
  0%{transform:translateX(-8%) skewX(-14deg) scaleY(1);opacity:.5}
  50%{transform:translateX(10%) skewX(12deg) scaleY(1.12);opacity:.85}
  100%{transform:translateX(-8%) skewX(-14deg) scaleY(1);opacity:.5}
}
.login-fx.fxH{background:var(--grad-1, #0a1a28);overflow:hidden}
.login-fx.fxH .beam{
  position:absolute;top:-30%;height:170%;width:18%;
  background:linear-gradient(180deg,transparent,color-mix(in srgb, var(--accent) 40%, transparent) 42%,color-mix(in srgb, var(--accent) 65%, transparent) 60%,transparent);
  filter:blur(22px);
  animation:fxH-sway 13s ease-in-out infinite;
}
.login-fx.fxH::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse 78% 70% at 50% 50%, transparent 0%, color-mix(in srgb, var(--grad-4) 70%, transparent) 100%);
}

/* ---- I · 星轨扫掠 ---- */
@keyframes fxI-spin{to{transform:rotate(360deg)}}
.login-fx.fxI{background:var(--grad-4, #070f1a);overflow:hidden}
.login-fx.fxI .arc{
  position:absolute;left:50%;top:50%;width:150%;aspect-ratio:1;
  margin:-75% 0 0 -75%;
  background:conic-gradient(from 0deg,
    transparent 0%, transparent 58%,
    color-mix(in srgb, var(--accent) 5%, transparent) 66%,
    color-mix(in srgb, var(--accent) 42%, transparent) 74%,
    color-mix(in srgb, var(--accent) 70%, transparent) 79%,
    color-mix(in srgb, var(--accent) 42%, transparent) 84%,
    transparent 92%, transparent 100%);
  filter:blur(14px);
  animation:fxI-spin 15s linear infinite;
}
.login-fx.fxI::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 56% at 50% 50%, transparent 32%, color-mix(in srgb, var(--grad-4) 85%, transparent) 100%);
}

/* ---- J · 双色融球 ---- */
@keyframes fxJ-a{
  0%{transform:translate(-12%,-8%) scale(1.05)}
  50%{transform:translate(16%,12%) scale(1.3)}
  100%{transform:translate(-12%,-8%) scale(1.05)}
}
@keyframes fxJ-b{
  0%{transform:translate(14%,10%) scale(1.15)}
  50%{transform:translate(-18%,-12%) scale(1.42)}
  100%{transform:translate(14%,10%) scale(1.15)}
}
.login-fx.fxJ{background:var(--grad-4, #08131d);overflow:hidden}
.login-fx.fxJ::before,.login-fx.fxJ::after{
  content:"";position:absolute;width:64%;aspect-ratio:1;border-radius:50%;
  mix-blend-mode:screen;
}
.login-fx.fxJ::before{
  left:-10%;top:-8%;
  background:radial-gradient(circle,var(--accent) 0%,transparent 68%);
  filter:blur(46px);opacity:.62;
  animation:fxJ-a 12s ease-in-out infinite;
}
.login-fx.fxJ::after{
  right:-12%;bottom:-10%;
  background:radial-gradient(circle,color-mix(in srgb, var(--accent) 40%, #818cf8) 0%,transparent 68%);
  filter:blur(50px);opacity:.55;
  animation:fxJ-b 13.2s ease-in-out infinite;
}

/* ---- K · 行星系公转 (canvas, see fx-solar.js) ---- */
.login-fx.fxK{
  background:radial-gradient(ellipse 90% 70% at 50% 45%, var(--grad-2) 0%, var(--grad-1) 45%, var(--grad-3) 78%, var(--grad-4) 100%);
}
html[data-mode="light"] .login-fx.fxK{
  background:radial-gradient(ellipse 90% 70% at 50% 45%, var(--grad-3) 0%, var(--grad-1) 45%, var(--grad-2) 78%, var(--grad-4) 100%);
}
.login-fx .fx-cv{position:absolute;inset:0;width:100%;height:100%;display:block}

/* ---- L · 夏夜草丛萤火 (canvas: stars, moon, grass, fireflies) ---- */
.login-fx.fxL{background:linear-gradient(to bottom,var(--grad-4) 0%,var(--grad-1) 30%,var(--grad-2) 56%,
  color-mix(in srgb,var(--grad-2) 86%,var(--accent) 14%) 74%,var(--grad-2) 86%,var(--grad-1) 100%)}
html[data-mode="light"] .login-fx.fxL{background:linear-gradient(to bottom,var(--grad-4) 0%,var(--grad-2) 30%,var(--grad-1) 56%,var(--grad-3) 74%,var(--grad-1) 100%)}

/* ---- M · 雨落水面 (static water texture here; drops/ripples/glows on canvas) ---- */
.login-fx.fxM{background:linear-gradient(to bottom,var(--grad-4) 0%,var(--grad-1) 42%,var(--grad-2) 100%)}
html[data-mode="light"] .login-fx.fxM{background:linear-gradient(to bottom,var(--grad-4) 0%,var(--grad-2) 42%,var(--grad-3) 100%)}
.login-fx.fxM .fx-cv{z-index:1}
.login-fx.fxM::before{ /* fine water lines (pitch 27°: 4.91px / 12.85px) */
  content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background:
    repeating-linear-gradient(to bottom,color-mix(in srgb,color-mix(in srgb,var(--accent) 55%,#fff) 3%,transparent) 0 1px,transparent 1px 4.91px),
    repeating-linear-gradient(to bottom,color-mix(in srgb,var(--accent) 5.5%,transparent) 0 3px,transparent 3px 12.85px);
  -webkit-mask-image:linear-gradient(to bottom,transparent 0%,#000 26%,#000 100%);mask-image:linear-gradient(to bottom,transparent 0%,#000 26%,#000 100%);
}
.login-fx.fxM::after{ /* perspective compression of the far water */
  content:"";position:absolute;inset:0;z-index:0;opacity:.67;transform-origin:50% 0%;transform:scaleY(4.86);
  background:repeating-linear-gradient(to bottom,color-mix(in srgb,color-mix(in srgb,var(--accent) 50%,#fff) 5%,transparent) 0 1px,transparent 1px 3px);
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,transparent 62%);mask-image:linear-gradient(to bottom,#000 0%,transparent 62%);
}

/* ---- N · 数字雨 (canvas glyph rain; glows, vignette, scanlines above it) ---- */
.login-fx.fxN{background:var(--grad-4)}
html[data-mode="light"] .login-fx.fxN{background:var(--grad-3)}
.login-fx.fxN .fx-cv{z-index:0}
.login-fx.fxN::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(70% 36% at 50% 0%,color-mix(in srgb,var(--accent) 13%,transparent) 0%,transparent 70%),
    linear-gradient(to top,color-mix(in srgb,var(--grad-4) 88%,transparent) 0%,color-mix(in srgb,var(--grad-4) 34%,transparent) 17.7%,transparent 34%),
    radial-gradient(118% 88% at 50% 46%,rgba(0,0,0,0) 44%,rgba(0,0,0,.42) 78%,rgba(0,0,0,.78) 100%);
}
html[data-mode="light"] .login-fx.fxN::after{
  background:
    radial-gradient(70% 36% at 50% 0%,color-mix(in srgb,var(--accent) 12%,transparent) 0%,transparent 70%),
    linear-gradient(to top,color-mix(in srgb,var(--grad-3) 80%,transparent) 0%,color-mix(in srgb,var(--grad-3) 30%,transparent) 17.7%,transparent 34%),
    radial-gradient(118% 88% at 50% 46%,rgba(0,0,0,0) 44%,rgba(0,0,0,.06) 78%,rgba(0,0,0,.14) 100%);
}
.login-fx.fxN::before{
  content:"";position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.30;
  background:repeating-linear-gradient(to bottom,rgba(0,0,0,.42) 0 1px,transparent 1px 3px);
}
html[data-mode="light"] .login-fx.fxN::before{opacity:.12}

@media (prefers-reduced-motion:reduce){
  .login-fx,.login-fx::before,.login-fx::after,.login-fx .orb,.login-fx .p,.login-fx .beam,.login-fx .arc{animation:none!important}
}
.login-card{
  width:100%;max-width:380px;
  background:var(--login-card,rgba(20,20,20,.92));
  border:1px solid var(--line);
  border-radius:16px;
  padding:40px 28px 32px;
  text-align:center;
  backdrop-filter:blur(8px);
  box-shadow:0 24px 60px rgba(0,0,0,.45);
}
.login-card .brand-logo{justify-content:center;font-size:16px;margin-bottom:28px}
.login-card input#pw,
.user-field{
  width:100%;margin:0 0 12px;padding:0;
  border:1px solid var(--line);border-radius:10px;
  background:rgba(255,255,255,.04);color:var(--text);
  display:flex;align-items:center;overflow:hidden;
}
.login-card input#pw{
  display:block;padding:13px 14px;font-size:16px;outline:none;
}
.login-card input#pw::placeholder,
.user-field input::placeholder{color:var(--grey)}
.login-card input#pw:focus,
.user-field:focus-within{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.07)}
.user-field input{
  flex:1;min-width:0;border:0;outline:none;background:transparent;
  padding:13px 10px 13px 14px;font-size:16px;color:var(--text);
}
.user-suffix{
  flex:none;padding:0 12px 0 0;font-size:13px;color:var(--grey);
  white-space:nowrap;user-select:none;
}
.login-card .btn.primary{margin-top:8px;padding:13px 16px;font-weight:600;letter-spacing:.02em}

/* mailbox — three-zone colour split (配色方案驱动) */
.app{display:flex;height:100%;height:100dvh;overflow:hidden;background:var(--bg)}
.sidebar{
  width:248px;flex:none;background:var(--block-side);border-right:1px solid var(--line-soft);
  display:flex;flex-direction:column;padding:calc(14px + var(--safe-t)) 12px calc(14px + var(--safe-b));gap:6px;overflow-y:auto
}
.brand{padding:2px 6px 12px;display:flex;flex-direction:column;gap:4px}
.brand .brand-logo{font-size:13px;letter-spacing:-.01em}
.brand-user{font-size:12px;color:var(--muted);padding-left:18px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.compose-btn{margin-bottom:8px}
.folders a,.mailboxes a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;color:var(--grey-2);text-decoration:none;font-size:15px}
.mailboxes a{font-size:14px;padding:7px 10px}
.folders a:hover,.mailboxes a:hover{background:var(--accent-soft);color:var(--accent)}
.folders a.active,.mailboxes a.active{background:var(--accent-soft);color:var(--accent);font-weight:600}
.ico{width:20px;text-align:center;opacity:.75;font-size:13px}
.badge{margin-left:auto;background:var(--accent);color:var(--accent-ink);border-radius:999px;font-size:11px;padding:1px 7px;font-weight:600}
.badge:empty{display:none}
.section-title{font-size:11px;color:var(--grey);padding:14px 10px 2px;text-transform:uppercase;letter-spacing:.08em}
.mailboxes a span.addr{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.usage{padding:10px 6px}
.usage-text{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:6px}
.bar{height:6px;background:rgba(255,255,255,.08);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;width:0;background:var(--accent);border-radius:99px;transition:width .3s}
.bar i.warn{background:#f59e0b}.bar i.full{background:var(--danger)}
.scrim{display:none}

.list-pane{width:var(--list-w,400px);flex:none;display:flex;flex-direction:column;border-right:0;background:var(--block-list);position:relative;min-width:0}
.topbar{display:flex;align-items:center;gap:6px;padding:calc(8px + var(--safe-t)) 10px 8px;min-height:56px;background:var(--block-list)}
.topbar .title{flex:1;min-width:0}
.topbar h2{margin:0;font-size:18px;font-weight:600;letter-spacing:-.01em}
.topbar small{display:block;font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.searchbar{padding:0 12px 8px}
.searchbar input{
  width:100%;padding:9px 12px;border-radius:10px;border:1px solid var(--line-soft);
  background:var(--card);outline:none;font-size:15px;color:var(--text)
}
.searchbar input::placeholder{color:var(--grey)}
.searchbar input:focus{border-color:rgba(255,255,255,.28)}
.trash-bar{display:flex;align-items:center;gap:8px;justify-content:space-between;padding:6px 14px;font-size:13px;color:var(--muted);background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.list{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1;-webkit-overflow-scrolling:touch}
.list li{display:flex;gap:12px;padding:12px 14px;border-bottom:1px solid var(--line-soft);cursor:pointer;position:relative}
.list li:hover{background:rgba(255,255,255,.04)}
.list li.active{background:rgba(255,255,255,.08)}
.list li .avatar{width:40px;height:40px;font-size:16px}
.li-main{flex:1;min-width:0}
.li-top{display:flex;align-items:baseline;gap:8px}
.li-from{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:15px}
.li-date{font-size:12px;color:var(--muted);flex:none}
.li-subject{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;color:var(--grey-2)}
.li-snippet{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px;color:var(--muted)}
.list li.unread .li-from,.list li.unread .li-subject{font-weight:650;color:var(--text)}
.list li.unread::before{content:"";position:absolute;left:4px;top:28px;width:7px;height:7px;border-radius:50%;background:var(--accent)}
.clip{font-size:12px;margin-left:4px}
.empty{text-align:center;color:var(--muted);padding:60px 0}
.more{margin:10px 14px;width:auto}
.avatar{border-radius:50%;background:var(--ink-soft);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;flex:none;width:44px;height:44px;font-size:18px}
.fab{position:absolute;right:18px;bottom:calc(20px + var(--safe-b));width:56px;height:56px;border-radius:18px;border:0;color:var(--accent-ink);font-size:22px;background:var(--accent);box-shadow:0 8px 24px rgba(0,0,0,.4);cursor:pointer}


/* ---- resizable splitter (list | reader) ---- */
.splitter{
  flex:none;width:5px;margin:0 -1px;cursor:col-resize;position:relative;z-index:5;
  background:transparent;align-self:stretch;
}
.splitter::before{
  content:"";position:absolute;inset:0 1px;background:var(--line-soft);
  transition:background .15s, inset .15s;
}
.splitter:hover::before,.splitter:focus-visible::before,.app.splitting .splitter::before{
  inset:0;background:var(--accent);
}
.app.splitting{cursor:col-resize;user-select:none}
.app.splitting iframe{pointer-events:none}
@media (max-width:899px){
  .splitter{display:none}
}

.reader{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--block-read)}
.reader-empty{margin:auto}
.reader-inner{display:flex;flex-direction:column;height:100%}
.reader-bar{border-bottom:1px solid var(--line-soft)}
/* Mobile reader back: large hit target, above siblings, receive touches */
.reader-bar{position:relative;z-index:2}
.reader-bar .reader-back{
  position:relative;z-index:3;
  width:44px;height:44px;min-width:44px;min-height:44px;
  touch-action:manipulation;-webkit-tap-highlight-color:transparent;
}
@media (max-width:899px){
  .app.reading .reader-bar{pointer-events:auto}
}

.msg-scroll{flex:1;overflow-y:auto;padding:16px 18px calc(24px + var(--safe-b));-webkit-overflow-scrolling:touch}
.m-subject-row{display:flex;align-items:flex-start;gap:12px;margin:0 0 14px}
.m-raw{flex:none;margin-top:5px;font-size:12px;color:var(--muted);text-decoration:none;white-space:nowrap;padding:2px 6px;border-radius:6px}
.m-raw:hover{color:var(--text);background:var(--card)}
.m-subject{flex:1;min-width:0;font-size:21px;margin:0;line-height:1.35;word-break:break-word;font-weight:600;letter-spacing:-.02em}
.m-head{display:flex;gap:12px;margin-bottom:12px}
.m-meta{min-width:0;flex:1;font-size:14px}
.m-from{word-break:break-all}
.m-to{word-break:break-all;font-size:13px}
.m-date{font-size:12px}
.banner{background:rgba(245,158,11,.12);color:#fbbf24;font-size:13px;padding:8px 12px;border-radius:10px;display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;border:1px solid rgba(245,158,11,.25)}
.msg-scroll{background:var(--block-read)}
.m-frame{width:100%;border:0;min-height:0;height:0;display:block;background:var(--block-read)!important;border-radius:0;color:inherit;vertical-align:top;color-scheme:inherit}
.atts{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.att{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:13px;max-width:100%;text-decoration:none;color:inherit;background:var(--card)}
.att .n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
.att .x{border:0;background:none;cursor:pointer;color:var(--muted);font-size:14px;padding:0 2px}
.m-foot{margin-top:18px}
.m-foot a{color:var(--muted)}

/* compose */
.compose{position:fixed;inset:0;background:var(--scrim);z-index:50;display:flex;align-items:flex-end;justify-content:center}
.compose-card{background:var(--bg-2);width:100%;max-width:720px;height:100%;display:flex;flex-direction:column;border:1px solid var(--line-soft)}
.compose-card .topbar{border-bottom:1px solid var(--line-soft);background:var(--bg-2)}
.compose-card h2{font-size:17px;margin:0;font-weight:600}
.c-fields{flex:1;display:flex;flex-direction:column;overflow-y:auto}
.c-row{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--line-soft);padding:0 14px;min-height:48px}
.c-row>span{color:var(--muted);font-size:14px;width:52px;flex:none}
.c-row input,.c-row select{flex:1;border:0;outline:none;padding:12px 0;background:transparent;font-size:16px;min-width:0;color:var(--text)}
.c-row select option{background:var(--bg-2);color:var(--text)}
textarea#cText{flex:1;min-height:220px;border:0;outline:none;resize:none;padding:14px;font-size:16px;line-height:1.6;background:transparent;color:var(--text)}
textarea#cText::placeholder{color:var(--grey)}
.c-atts{padding:10px 14px calc(14px + var(--safe-b));border-top:1px solid var(--line-soft);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.c-atts .atts{margin:0;width:100%}
.c-atts .atts:empty{display:none}

.toast{position:fixed;left:50%;bottom:calc(90px + var(--safe-b));transform:translateX(-50%);background:rgba(255,255,255,.92);color:var(--ink);padding:10px 16px;border-radius:12px;font-size:14px;z-index:100;max-width:90vw;text-align:center;font-weight:500}

.only-mobile{display:none}

@media (min-width:900px){
  .compose{align-items:center;padding:24px}
  .compose-card{height:min(760px,100%);border-radius:16px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5)}
  .reader-bar [data-act=back]{display:none}
}
@media (max-width:1100px) and (min-width:900px){ .list-pane{width:var(--list-w,340px)} }
@media (max-width:899px){
  .only-mobile{display:inline-flex}
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:40;transform:translateX(-100%);transition:transform .22s ease,box-shadow .22s}
  .app.menu-open .sidebar{box-shadow:0 0 40px rgba(0,0,0,.4)}
  .app.menu-open .sidebar{transform:none}
  .app.menu-open .scrim{display:block;position:fixed;inset:0;background:var(--scrim);z-index:30}
  .list-pane{width:100%!important;border-right:0}
  .reader{position:fixed;inset:0;z-index:25;transform:translateX(105%);transition:transform .22s ease;background:var(--block-read)}
  .app.reading .reader{transform:none}
  .reader-empty{display:none}
  .m-subject{font-size:19px}
}


/* settings */
.settings{position:fixed;inset:0;background:var(--scrim);z-index:60;display:flex;align-items:center;justify-content:center;padding:20px}
.settings-card{width:100%;max-width:420px;background:var(--bg-2);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,.4)}
.settings-card .topbar{border-bottom:1px solid var(--line-soft);background:var(--bg-2)}
.settings-card h2{margin:0;font-size:17px;font-weight:600}
.settings-body{padding:18px 16px 22px}
.settings-row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.settings-label{font-size:14px;color:var(--muted)}
.theme-toggle{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(0,0,0,.2)}
.theme-opt{border:0;background:transparent;color:var(--muted);padding:8px 16px;cursor:pointer;font-weight:500}
.theme-opt.active{background:var(--accent);color:var(--accent-ink)}

/* ---- 配色方案选择器 (8 套) ---- */
.scheme-group{margin-top:4px}
.scheme-label{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;padding:14px 2px 8px;display:flex;align-items:center;gap:8px}
.scheme-label::after{content:"";flex:1;height:1px;background:var(--line-soft)}
.scheme-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.scheme-item{
  border:1px solid var(--line);border-radius:11px;background:var(--card);
  padding:0;cursor:pointer;overflow:hidden;text-align:left;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .15s var(--ease);
}
.scheme-item:hover{background:var(--card-2);border-color:var(--accent)}
.scheme-item:active{transform:scale(.985)}
.scheme-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.scheme-chips{display:flex;height:26px}
.scheme-chips i{flex:1;display:block}
.scheme-meta{display:flex;align-items:center;gap:6px;padding:7px 9px}
.scheme-dot{width:11px;height:11px;border-radius:50%;flex:none;border:1px solid rgba(0,0,0,.2)}
.scheme-name{font-size:12px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.scheme-mode{font-size:10px;color:var(--muted);margin-left:auto;flex:none}
.scheme-check{color:var(--accent);font-size:12px;font-weight:700;flex:none;visibility:hidden}
.scheme-item.active .scheme-check{visibility:visible}

/* ============================================================
   配色方案系统 (8 套) —— 由设置面板切换，写入 data-scheme
   每套定义：三区块底色 + 强调色 + 登录渐变 + 遮罩/悬浮层
   ============================================================ */

/* 方案 1 · Slate Cyan 石板青（单色邻近 · 深色） */
html[data-scheme="s1"]{
  --bg:#0d1b2a; --bg-2:#12303f; --card:#1a4050; --card-2:#1f4a5c;
  --block-side:#12303f; --block-list:#16404f; --block-read:#1c5060;
  --text:#e6f4f8; --muted:#7fa8b8; --grey:#7fa8b8; --grey-2:#bcdae4;
  --line:rgba(160,220,255,.14); --line-soft:rgba(160,220,255,.09);
  --accent:#38bdf8; --accent-ink:#062330; --accent-soft:rgba(56,189,248,.16);
  --login-card:rgba(18,48,63,.72);
  --grad-1:#0d1b2a; --grad-2:#1e4257; --grad-3:#0a1628; --grad-4:#061019;
  --scrim:rgba(3,18,26,.55);
}

/* 方案 2 · Amber Ember 琥珀余烬（互补 蓝×橙 · 深色） */
html[data-scheme="s2"]{
  --bg:#1a1420; --bg-2:#2a2233; --card:#332838; --card-2:#3d2f42;
  --block-side:#2a2233; --block-list:#3a2c3f; --block-read:#4a3328;
  --text:#fdf6ec; --muted:#a99a92; --grey:#a99a92; --grey-2:#d8c9be;
  --line:rgba(255,200,140,.16); --line-soft:rgba(255,200,140,.1);
  --accent:#f59e0b; --accent-ink:#2a1a02; --accent-soft:rgba(245,158,11,.16);
  --login-card:rgba(42,34,51,.72);
  --grad-1:#1a1420; --grad-2:#3a2540; --grad-3:#241a2b; --grad-4:#120e18;
  --scrim:rgba(18,10,20,.58);
}

/* 方案 3 · Forest Sage 森野鼠尾草（分裂互补 绿×珊瑚 · 深色） */
html[data-scheme="s3"]{
  --bg:#101a16; --bg-2:#1b2a23; --card:#244034; --card-2:#2b4a3d;
  --block-side:#1b2a23; --block-list:#233a30; --block-read:#2d4a3d;
  --text:#e8f0ea; --muted:#8aa394; --grey:#8aa394; --grey-2:#c3d6c9;
  --line:rgba(160,230,190,.15); --line-soft:rgba(160,230,190,.09);
  --accent:#fb7185; --accent-ink:#3a0d16; --accent-soft:rgba(251,113,133,.16);
  --login-card:rgba(27,42,35,.72);
  --grad-1:#101a16; --grad-2:#23453a; --grad-3:#16281f; --grad-4:#0a120f;
  --scrim:rgba(6,16,12,.58);
}

/* 方案 4 · Royal Violet 王室紫（三分色 紫/青/金 · 深色） */
html[data-scheme="s4"]{
  --bg:#150f24; --bg-2:#2a1f45; --card:#302347; --card-2:#3a2b52;
  --block-side:#2a1f45; --block-list:#1f3a4a; --block-read:#3a2f1e;
  --text:#f0eafb; --muted:#9d8fb8; --grey:#9d8fb8; --grey-2:#cdc0e4;
  --line:rgba(190,160,255,.16); --line-soft:rgba(190,160,255,.1);
  --accent:#a78bfa; --accent-ink:#1a0f33; --accent-soft:rgba(167,139,250,.18);
  --login-card:rgba(42,31,69,.72);
  --grad-1:#150f24; --grad-2:#2e2050; --grad-3:#1b1430; --grad-4:#0e0a18;
  --scrim:rgba(10,6,20,.58);
}

/* 方案 5 · Mono Ink 墨白（无彩色 + 蓝强调 · 深色） */
html[data-scheme="s5"]{
  --bg:#0b0b0b; --bg-2:#1e1e1e; --card:#262626; --card-2:#2f2f2f;
  --block-side:#1e1e1e; --block-list:#262626; --block-read:#2f2f2f;
  --text:#ffffff; --muted:#8e8e8e; --grey:#8e8e8e; --grey-2:#c9c9c9;
  --line:rgba(255,255,255,.12); --line-soft:rgba(255,255,255,.08);
  --accent:#3b82f6; --accent-ink:#ffffff; --accent-soft:rgba(59,130,246,.16);
  --login-card:rgba(20,20,20,.92);
  --grad-1:#0b0b0b; --grad-2:#242424; --grad-3:#141414; --grad-4:#050505;
  --scrim:rgba(0,0,0,.5);
}

/* 方案 6 · Mint Paper 薄荷纸（单色邻近 · 浅色） */
html[data-scheme="s6"]{
  --bg:#f0faf6; --bg-2:#e8f7f1; --card:#dcf2e9; --card-2:#d0ede2;
  --block-side:#d8efe6; --block-list:#e4f6ef; --block-read:#f2fbf8;
  --text:#12352e; --muted:#6d8a82; --grey:#6d8a82; --grey-2:#3f5f57;
  --line:rgba(13,148,136,.16); --line-soft:rgba(13,148,136,.1);
  --accent:#0d9488; --accent-ink:#ffffff; --accent-soft:rgba(13,148,136,.14);
  --login-card:rgba(255,255,255,.78);
  --grad-1:#eafaf3; --grad-2:#d4f0e5; --grad-3:#f6fdfb; --grad-4:#c9ebdf;
  --scrim:rgba(10,60,50,.35);
}

/* 方案 7 · Sand Linen 沙麻（分裂互补 米杏×蓝 · 浅色） */
html[data-scheme="s7"]{
  --bg:#faf6ef; --bg-2:#f5eee2; --card:#efe5d5; --card-2:#e9dcc8;
  --block-side:#efe4d3; --block-list:#f5ecdf; --block-read:#fdf9f2;
  --text:#3b3226; --muted:#8d8272; --grey:#8d8272; --grey-2:#5f5546;
  --line:rgba(120,100,70,.16); --line-soft:rgba(120,100,70,.1);
  --accent:#2563eb; --accent-ink:#ffffff; --accent-soft:rgba(37,99,235,.12);
  --login-card:rgba(255,255,255,.8);
  --grad-1:#faf4ea; --grad-2:#efe2cd; --grad-3:#fefcf8; --grad-4:#e8d9c2;
  --scrim:rgba(60,45,25,.35);
}

/* 方案 8 · Rose Quartz 玫瑰石英（三分色 粉紫×青 · 浅色） */
html[data-scheme="s8"]{
  --bg:#fdf3f7; --bg-2:#f9edf4; --card:#f5e2ee; --card-2:#f0d8e7;
  --block-side:#f2dfe9; --block-list:#f8ebf2; --block-read:#fdf6f9;
  --text:#3d2233; --muted:#957a8a; --grey:#957a8a; --grey-2:#6b4a5e;
  --line:rgba(192,38,211,.16); --line-soft:rgba(192,38,211,.1);
  --accent:#c026d3; --accent-ink:#ffffff; --accent-soft:rgba(192,38,211,.13);
  --login-card:rgba(255,255,255,.8);
  --grad-1:#fdf1f7; --grad-2:#f3dcec; --grad-3:#fefbfd; --grad-4:#eecee2;
  --scrim:rgba(60,20,45,.32);
}

/* 浅色方案：深色文字的通用补丁（深色方案无需任何补丁） */
html[data-mode="light"] .btn.primary{background:var(--accent);color:var(--accent-ink)}
html[data-mode="light"] .avatar{background:var(--card-2);color:var(--text)}
html[data-mode="light"] .cache-status{background:var(--bg-2)}
html[data-mode="light"] .ctx{box-shadow:0 12px 32px rgba(0,0,0,.16)}
html[data-mode="light"] .undo-bar.floating{box-shadow:0 10px 28px rgba(0,0,0,.18)}
html[data-mode="light"] .toast{background:rgba(20,20,20,.9);color:#fff}
html[data-mode="light"] .theme-toggle{background:rgba(0,0,0,.04)}
html[data-mode="light"] .list li:hover{background:rgba(0,0,0,.045)}
html[data-mode="light"] .list li.active{background:rgba(0,0,0,.075)}
html[data-mode="light"] .searchbar input{background:var(--card)}
html[data-mode="light"] .fab,html[data-mode="light"] .badge{color:var(--accent-ink)}
html[data-mode="light"] .banner{background:#fff7ed;color:#9a3412;border-color:#fed7aa}

.cache-status{position:fixed;left:12px;bottom:calc(12px + var(--safe-b));z-index:40;font-size:11px;color:var(--muted);background:var(--bg-2);border:1px solid var(--line-soft);padding:4px 10px;border-radius:999px;pointer-events:none;opacity:.92;max-width:min(70vw,280px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}


/* ---- folders / context menu / multi-select (v14) ---- */
.folders-title{display:flex;align-items:center;justify-content:space-between}
.add-folder{font-size:16px;line-height:1;padding:0 6px}
.user-folders a{position:relative}
.user-folders .f-tools{display:none;margin-left:6px;gap:2px}
.user-folders a:hover .f-tools{display:inline-flex}
.user-folders a:hover .badge{display:none}
.f-tools button{border:0;background:none;color:var(--muted);cursor:pointer;font-size:12px;padding:0 3px;border-radius:4px}
.f-tools button:hover{color:var(--text);background:var(--card)}
@media (hover:none){.user-folders .f-tools{display:inline-flex}}
.ctx{position:fixed;z-index:120;min-width:210px;max-width:280px;background:var(--bg-2);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:6px 0;box-shadow:0 14px 40px rgba(0,0,0,.45);font-size:14px;user-select:none}
html[data-mode=light] .ctx{box-shadow:0 12px 32px rgba(0,0,0,.16)}
.ctx button{display:flex;align-items:center;gap:12px;width:100%;border:0;background:none;color:inherit;text-align:left;padding:8px 16px;cursor:pointer;font:inherit}
.ctx button:hover,.ctx button.hot{background:var(--card)}
.ctx button .i{width:18px;text-align:center;color:var(--muted);flex:none}
.ctx button .arr{margin-left:auto;color:var(--muted)}
.ctx button.danger{color:var(--danger,#f87171)}
.ctx button[disabled]{opacity:.45;cursor:default}
.ctx hr{border:0;border-top:1px solid var(--line-soft);margin:5px 0}
.ctx .ctx-title{padding:4px 16px 6px;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.li-more{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;background:var(--bg-2);color:var(--muted);width:28px;height:28px;border-radius:8px;cursor:pointer;opacity:0;font-size:16px;line-height:1}
.list li:hover .li-more{opacity:1}
@media (hover:none){.li-more{opacity:.75;top:auto;bottom:6px;transform:none;background:transparent}}
.li-check{display:none;flex:none;align-self:center;width:20px;height:20px;border:2px solid var(--grey);border-radius:6px;position:relative}
.list.selecting .li-check{display:block}
.list.selecting .avatar{display:none}
.list.selecting li.sel{background:var(--card)}
.list li.sel .li-check{background:var(--accent);border-color:var(--accent)}
.list li.sel .li-check::after{content:'✓';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--accent-ink);font-size:13px;font-weight:700}
.list.selecting .li-more{display:none}
.li-star{color:#f5b301;margin-left:4px;font-size:12px}
.li-tag{margin-left:4px;font-size:11px;color:var(--muted);border:1px solid var(--line-soft);border-radius:6px;padding:0 4px}
.sel-bar{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);font-size:13px}
.sel-all{display:flex;align-items:center;gap:6px;cursor:pointer;white-space:nowrap}
.sel-bar .spacer{flex:1}
.muted-badge{background:transparent!important;color:var(--muted)!important;font-weight:500}
.list li{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}

/* ---- undo bar (v18) ---- */
.undo-bar{position:relative;overflow:hidden;display:flex;align-items:center;gap:8px;padding:9px 10px 11px 12px;margin:2px 0 6px;border-radius:10px;background:var(--card);border:1px solid var(--line);color:var(--text);font-size:13px;line-height:1.35}
.undo-bar .u-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.undo-bar .u-btn{flex:none;border:0;border-radius:8px;padding:5px 10px;background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:13px;cursor:pointer;font-variant-numeric:tabular-nums}
.undo-bar .u-btn:disabled{opacity:.5;cursor:default}
.undo-bar.floating{position:fixed;left:12px;right:12px;bottom:calc(16px + var(--safe-b));z-index:110;margin:0;box-shadow:0 12px 32px rgba(0,0,0,.45);padding:12px 12px 14px 14px;font-size:14px}
html[data-mode=light] .undo-bar.floating{box-shadow:0 10px 28px rgba(0,0,0,.18)}
/* ---- v9 polish ---- */
.undo-bar .u-text{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;word-break:break-all}
html[data-mode=light] .undo-bar .u-btn{background:var(--accent);color:var(--accent-ink)}
@media (min-width:900px){.cache-status{left:auto;right:12px}}
.fab{transition:transform .2s ease}
body:has(#undoBar.floating:not([hidden])) .fab{transform:translateY(-76px)}
/* ---- v10: replied/forwarded marks ---- */
.li-marks{flex:none;display:inline-flex;gap:3px;font-size:12px;color:var(--muted);line-height:1}
.li-marks i{font-style:normal;display:inline-block;min-width:13px;text-align:center}
.li-marks i.r{color:#60a5fa}
.li-marks i.f{color:#a78bfa}
html[data-mode=light] .li-marks i.r{color:#2563eb}
html[data-mode=light] .li-marks i.f{color:#7c3aed}
.m-marks{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.m-marks span{font-size:12px;line-height:1.5;padding:1px 8px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:var(--bg-2)}
.m-marks span b{font-weight:600;margin-right:3px}
.m-marks .r b{color:#60a5fa}
.m-marks .f b{color:#a78bfa}
html[data-mode=light] .m-marks span{background:var(--bg-2)}
html[data-mode=light] .m-marks .r b{color:#2563eb}
html[data-mode=light] .m-marks .f b{color:#7c3aed}
@media (max-width:599px){.sel-bar [data-act=selRestoreUnread]{font-size:0}.sel-bar [data-act=selRestoreUnread]::before{content:'↺ 移回并未读';font-size:13px}}


/* ---- idle ambient mode (desktop only) ----
   Login FX fades in behind the mailbox; panes keep scheme colours but go translucent.
   JS sets --amb-side/--amb-list/--amb-read on #app (color-mix of the solid scheme colours). */
.ambient-fx{position:fixed;inset:0;z-index:-1;opacity:0;transition:opacity .5s ease;pointer-events:none}
.ambient-fx.on{opacity:1}
/* body paints its own bg above z-index:-1 children — clear it while ambient */
html.amb body{background:transparent}
.ambient-fx[hidden]{display:none}
.app,.sidebar,.list-pane,.reader,.topbar,.msg-scroll{transition:background-color .5s ease}
.app.ambient{background:transparent}
.app.ambient .sidebar{background:var(--amb-side)}
.app.ambient .list-pane{background:var(--amb-list)}
.app.ambient .reader{background:var(--amb-read)}
.app.ambient .list-pane>.topbar{background:transparent}
.app.ambient .reader-bar{background:var(--amb-list)}
.app.ambient .msg-scroll{background:transparent}
.app.ambient .m-frame{background:transparent!important}
html[data-mode="dark"] .app.ambient .m-frame{color-scheme:dark}
html[data-mode="light"] .app.ambient .m-frame{color-scheme:light}
.app.ambient .sidebar,.app.ambient .list-pane,.app.ambient .reader{
  -webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)
}
.ambient-fx.paused,.ambient-fx.paused::before,.ambient-fx.paused::after,.ambient-fx.paused *{animation-play-state:paused!important}
@media (prefers-reduced-motion:reduce){.ambient-fx{display:none!important}}
@media (max-width:899px),(hover:none){.ambient-fx{display:none!important}}

/* ---- settings: ambient background ---- */
.settings-card{max-height:calc(100dvh - 40px);display:flex;flex-direction:column}
.settings-body{overflow-y:auto}
.amb-modes{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:rgba(0,0,0,.12)}
.amb-mode{flex:1;border:0;background:transparent;color:var(--muted);padding:9px 6px;cursor:pointer;font:inherit;font-size:13px;font-weight:500;transition:background .2s,color .2s}
.amb-mode+.amb-mode{border-left:1px solid var(--line-soft)}
.amb-mode:hover{color:var(--text)}
.amb-mode.active{background:var(--accent);color:var(--accent-ink)}
.amb-note{font-size:12px;margin:8px 2px 0;line-height:1.5}
.amb-fx-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px}
.amb-fx-item{position:relative;border:1px solid var(--line);border-radius:11px;background:var(--card);padding:0;cursor:pointer;overflow:hidden;text-align:left;color:var(--text);font:inherit;transition:border-color .2s,transform .15s}
.amb-fx-item:hover{border-color:color-mix(in srgb, var(--accent) 55%, var(--line))}
.amb-fx-item.active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.amb-fx-prev{position:relative;display:block;height:54px;overflow:hidden}
.amb-fx-prev .login-fx{position:absolute;inset:0}
.amb-fx-name{display:block;padding:6px 8px;font-size:12px}
.amb-fx-item .scheme-check{position:absolute;right:7px;bottom:6px;font-size:11px;color:var(--accent);opacity:0}
.amb-fx-item.active .scheme-check{opacity:1}
/* mini previews: tighter blur / travel so they read at 54px tall */
.amb-fx-mini.fxC::before,.amb-fx-mini.fxC::after,.amb-fx-mini.fxC .orb{filter:blur(12px)}
.amb-fx-mini.fxJ::before,.amb-fx-mini.fxJ::after{filter:blur(12px)}
.amb-fx-mini.fxH .beam{filter:blur(6px)}
.amb-fx-mini.fxI .arc{filter:blur(4px)}
.amb-fx-mini.fxG .p{animation-name:fxG-rise-mini}
@keyframes fxG-rise-mini{0%{transform:translateY(0);opacity:0}15%{opacity:var(--po,.85)}85%{opacity:var(--po,.85)}100%{transform:translateY(-70px);opacity:0}}