:root{
  color-scheme: dark;
  --bg:#080a12; --surface:#0f1424; --surface2:#151b2e; --panel:rgba(18,24,42,.86); --panel2:rgba(255,255,255,.075);
  --text:#f8fafc; --muted:#98a2b3; --soft:#cbd5e1; --line:rgba(148,163,184,.22);
  --brand:#7c3aed; --brand2:#06b6d4; --ok:#22c55e; --bad:#fb7185; --warn:#f59e0b; --info:#38bdf8;
  --radius:22px; --shadow:0 24px 90px rgba(0,0,0,.32);
}
*{box-sizing:border-box;min-width:0}
html,body{width:100%;max-width:100%;overflow-x:hidden}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 18% 0,#26124d 0 22%,transparent 42%),radial-gradient(circle at 86% 4%,#073b52 0 18%,transparent 38%),linear-gradient(180deg,#080a12,#0a0f1d 60%,#070812);font-family:Inter,'Noto Sans SC',system-ui,-apple-system,sans-serif;color:var(--text);-webkit-text-size-adjust:100%}
a{color:inherit}.aurora{position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 28% 18%,rgba(124,58,237,.34),transparent 30%),radial-gradient(circle at 85% 12%,rgba(6,182,212,.22),transparent 26%),radial-gradient(circle at 70% 88%,rgba(244,114,182,.14),transparent 28%);filter:blur(30px);opacity:.86;z-index:-1}.glass{background:linear-gradient(135deg,rgba(255,255,255,.105),rgba(255,255,255,.045));border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(24px);border-radius:var(--radius)}
.app-shell{display:grid;grid-template-columns:260px minmax(0,1fr);gap:18px;min-height:100vh;padding:18px}.sidebar{position:sticky;top:18px;height:calc(100vh - 36px);display:flex;flex-direction:column;padding:18px}.logo{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:19px;font-weight:900;margin-bottom:22px}.logo span,.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 0 34px rgba(124,58,237,.38)}nav{display:grid;gap:7px}nav a,.ghost{border:0;background:transparent;color:var(--muted);text-decoration:none;border-radius:15px;padding:12px 13px;text-align:left;font:inherit;cursor:pointer;transition:.18s}nav a:hover,nav a.active,.ghost:hover{background:rgba(255,255,255,.09);color:var(--text)}nav a.active{box-shadow:inset 3px 0 0 var(--brand2)}.sidebar-footer{margin-top:auto;display:grid;gap:10px}.workspace{width:100%;padding:6px 2px 28px}.stack{display:grid;gap:16px}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin:2px 0}.page-title{display:grid;gap:7px}.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#b8a4ff;font-weight:900}.page-title h1,.section-head h1{font-size:clamp(28px,4vw,52px);letter-spacing:-.055em;line-height:1;margin:0}.page-title p,.section-head span,.muted{color:var(--muted)}.section-head{display:flex;justify-content:space-between;align-items:center;gap:14px}.panel{padding:20px}.hero{padding:28px;overflow:hidden}.hero h1{font-size:clamp(38px,6vw,74px);line-height:.96;letter-spacing:-.07em;margin:7px 0 12px}.hero p{max-width:780px;color:var(--soft);font-size:17px;line-height:1.7}.hero-top{display:flex;justify-content:space-between;align-items:center;gap:12px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.metric{padding:18px}.metric span,.metric small{display:block;color:var(--muted);font-size:13px}.metric b{display:block;font-size:38px;letter-spacing:-.05em;margin:5px 0}.metric.ok b{color:var(--ok)}.metric.bad b{color:var(--bad)}.metric.warn b{color:var(--warn)}h1,h2,h3,p{margin:0}h2{font-size:18px;margin-bottom:10px}.list{display:grid;gap:10px}.item{display:grid;gap:8px;padding:14px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.045);overflow:hidden}.item-row{display:flex;justify-content:space-between;align-items:center;gap:12px}.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;padding:5px 9px;border-radius:999px;background:rgba(255,255,255,.095);color:var(--soft);white-space:nowrap}.pill.ok{background:rgba(34,197,94,.13);color:#86efac}.pill.bad{background:rgba(251,113,133,.14);color:#fecdd3}.pill.warn{background:rgba(245,158,11,.14);color:#fde68a}.empty{padding:18px;border:1px dashed var(--line);border-radius:18px;color:var(--muted);background:rgba(0,0,0,.12)}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.wide{grid-column:1/-1}.action-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}label{display:grid;gap:8px;color:var(--muted);font-size:14px}input,textarea,select{width:100%;border:1px solid var(--line);background:rgba(0,0,0,.25);color:var(--text);padding:12px 13px;border-radius:15px;outline:none;font:inherit;transition:.18s}input:focus,textarea:focus,select:focus{border-color:rgba(6,182,212,.82);box-shadow:0 0 0 4px rgba(6,182,212,.13)}button.primary,.primary-link{border:0;border-radius:15px;padding:12px 17px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:white;font-weight:900;cursor:pointer;text-decoration:none;text-align:center;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 18px 42px rgba(6,182,212,.18)}.ghost.small{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:999px;padding:7px 10px;font-size:13px}.danger{color:#fecdd3}.hidden{display:none!important}.busy{opacity:.72}.code{white-space:pre-wrap;overflow:auto;padding:18px;line-height:1.55;max-height:68vh}.toast{position:fixed;right:18px;top:18px;z-index:30;max-width:min(420px,calc(100vw - 36px));padding:13px 16px;border-radius:16px;background:rgba(12,16,30,.94);border:1px solid rgba(34,197,94,.48);box-shadow:0 18px 60px rgba(0,0,0,.38);backdrop-filter:blur(18px);animation:rise .2s ease both}.toast.bad{border-color:rgba(251,113,133,.6)}
.mail-layout{display:grid;grid-template-columns:minmax(280px,440px) minmax(0,1fr);gap:16px;align-items:start}.mail-toolbar{display:flex;justify-content:space-between;gap:10px;align-items:center;flex-wrap:wrap}.mail-filters{display:grid;gap:10px}.mail-filter-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.mail-search{display:flex;gap:8px}.mail-search input{flex:1}.bulk-bar{display:none;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:1px solid var(--line);border-radius:16px;background:rgba(6,182,212,.09)}.bulk-bar.active{display:flex}.mail-list{max-height:calc(100vh - 260px);overflow:auto;padding-right:3px}.mail-preview{color:inherit;text-decoration:none;cursor:pointer;transition:.16s;position:relative}.mail-preview:hover{transform:translateY(-1px);background:rgba(255,255,255,.075)}.mail-preview.active{outline:2px solid rgba(6,182,212,.5);background:rgba(6,182,212,.09)}.mail-preview.unread{background:rgba(255,255,255,.075)}.mail-preview.unread .subject-line{color:#fff;font-weight:950}.mail-select{position:absolute;right:12px;top:12px;width:18px;height:18px;accent-color:var(--brand2)}.mail-flags{display:flex;gap:6px;align-items:center;flex-wrap:wrap;padding-right:26px}.star-btn{border:0;background:transparent;color:var(--muted);font-size:18px;line-height:1;cursor:pointer;padding:2px}.star-btn.on{color:#facc15}.subject-line{font-weight:850;line-height:1.25}.mail-snippet{color:var(--soft);font-size:14px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.reading-pane{min-height:calc(100vh - 152px);display:grid;grid-template-rows:auto minmax(0,1fr);gap:12px}.reading-head{display:grid;gap:12px}.mail-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.mail-meta div{padding:12px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.04)}.mail-meta span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.mail-meta b{overflow-wrap:anywhere}.mail-frame{width:100%;min-height:460px;border:1px solid var(--line);border-radius:18px;background:#f6f7fb}.mail-frame.embedded{height:calc(100vh - 388px);min-height:460px}.mail-frame.standalone{height:min(78vh,1100px);min-height:560px}.preview-shell{max-width:1320px;margin:0 auto}.preview-shell .section-head{position:sticky;top:10px;z-index:5;padding:10px 0;backdrop-filter:blur(12px)}.panel-lite{padding:16px;border:1px solid var(--line);border-radius:18px;background:rgba(0,0,0,.16)}.panel-lite p{color:var(--soft);line-height:1.75}.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.analysis-grid .panel-lite:first-child{grid-column:1/-1}.analysis-grid a{color:#9ee8ff}.tab-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.tab-buttons .active{background:rgba(255,255,255,.14);color:var(--text)}.wizard,.checklist{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.step{padding:20px;display:grid;gap:10px}.step p,.check p{color:var(--muted);line-height:1.55}.step-no{width:34px;height:34px;border-radius:13px;display:grid;place-items:center;background:rgba(255,255,255,.12);font-weight:900}.check{display:flex;gap:10px;align-items:flex-start;padding:13px;border-radius:17px;border:1px solid var(--line);background:rgba(255,255,255,.045)}.check span{width:26px;height:26px;border-radius:999px;display:grid;place-items:center;font-weight:900}.check.ok span{background:rgba(34,197,94,.16);color:var(--ok)}.check.todo span{background:rgba(245,158,11,.14);color:var(--warn)}.tips{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.tips code,.item code{overflow-wrap:anywhere;color:#d9f7ff;background:rgba(0,0,0,.22);padding:6px 8px;border-radius:10px}.login-page{display:grid;place-items:center;padding:22px}.login-card{width:min(440px,100%);padding:34px;text-align:center}.login-card .brand-mark{margin:0 auto 18px}.login-card h1{font-size:34px;letter-spacing:-.04em}.login-card p{color:var(--muted);margin:10px 0 24px}.error{color:var(--bad);min-height:22px}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@media(max-width:1180px){.cards,.wizard,.checklist{grid-template-columns:repeat(2,minmax(0,1fr))}.mail-layout{grid-template-columns:1fr}.mail-list{max-height:none}.reading-pane{min-height:auto}.mail-frame.embedded{height:620px}.mail-meta,.analysis-grid{grid-template-columns:1fr 1fr}}
@media(max-width:820px){body{font-size:15px}.app-shell{display:block;padding:10px}.sidebar{position:relative;top:auto;height:auto;margin-bottom:12px;padding:12px;border-radius:20px}.logo{margin-bottom:12px}.logo span{width:36px;height:36px;border-radius:13px}nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}nav a{text-align:center;padding:9px 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border-radius:999px;background:rgba(255,255,255,.055)}nav a.active{box-shadow:none;background:rgba(255,255,255,.15)}.sidebar-footer{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:10px}.workspace{padding:0}.page-head,.section-head,.hero-top{align-items:flex-start;flex-direction:column}.panel,.hero,.metric,.step{padding:15px;border-radius:20px}.cards,.wizard,.checklist,.two-col,.form-grid,.mail-meta,.analysis-grid{grid-template-columns:1fr!important}.wide{grid-column:auto}.hero h1,.page-title h1,.section-head h1{font-size:clamp(26px,9vw,40px);line-height:1.08}.hero p{font-size:15px}.mail-layout{gap:12px}.mail-filters{gap:8px}.mail-filter-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.mail-filter-row .ghost.small,.mail-filter-row .primary-link{width:100%}.mail-search{display:grid;grid-template-columns:1fr auto;width:100%}.bulk-bar{align-items:flex-start;flex-direction:column}.mail-list{display:grid;gap:10px;max-height:none;overflow:visible;padding-right:0}.mail-toolbar{align-items:flex-start}.reading-pane{min-height:auto}.mail-frame.embedded{height:calc(100vh - 230px);min-height:480px}.mail-frame.standalone{height:calc(100vh - 190px);min-height:460px}.preview-shell .section-head{position:static}.item-row{align-items:flex-start;flex-wrap:wrap}.pill{white-space:normal}.action-row{width:100%}.toast{left:10px;right:10px;top:10px;max-width:none}.aurora{filter:blur(42px);opacity:.52}}
@media(max-width:420px){.app-shell{padding:8px}.sidebar,.panel,.hero,.metric,.step{padding:13px;border-radius:18px}.mail-preview{padding:12px}nav{grid-template-columns:repeat(3,minmax(0,1fr))}button.primary,.primary-link,.ghost{width:auto;max-width:100%}input,textarea{font-size:16px}}
img,video,svg,canvas,iframe{max-width:100%}a,p,b,span,small,code,pre,h1,h2,h3,div{overflow-wrap:anywhere;word-break:break-word}code,pre{white-space:pre-wrap}

/* 2026-05-05 real UI/template rewrite: mailbox list + independent message page */
.mailbox-page{display:grid;gap:18px;max-width:1440px;margin:0 auto}.mailbox-head{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;padding:8px 2px}.mailbox-head h1{font-size:clamp(34px,5vw,64px);line-height:.98;letter-spacing:-.065em;margin:6px 0 10px}.mailbox-head p{color:var(--muted);max-width:760px}.mailbox-card{border:1px solid var(--line);background:rgba(12,18,32,.78);border-radius:24px;box-shadow:0 24px 90px rgba(0,0,0,.28);overflow:hidden}.mailbox-filters{display:grid;gap:12px;padding:16px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.035)}.mailbox-search{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}.mailbox-tabs{display:flex;gap:8px;flex-wrap:wrap}.mailbox-tabs button{border:1px solid var(--line);background:rgba(255,255,255,.045);color:var(--soft);border-radius:999px;padding:8px 12px;font:inherit;cursor:pointer}.mailbox-tabs button:hover{background:rgba(255,255,255,.09);color:var(--text)}.mailbox-summary{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);color:var(--muted)}.mailbox-summary b{color:var(--text)}.mail-table{width:100%;overflow:hidden}.mail-row{display:grid;grid-template-columns:42px 120px minmax(260px,2fr) minmax(190px,1.1fr) minmax(190px,1.1fr) 150px 80px;gap:12px;align-items:center;padding:13px 16px;border-bottom:1px solid rgba(148,163,184,.14);color:var(--soft);text-decoration:none}.mail-row:hover{background:rgba(255,255,255,.055)}.mail-row.unread{background:rgba(255,255,255,.045);color:var(--text)}.mail-row-head{position:sticky;top:0;z-index:1;background:rgba(15,23,42,.96);color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}.cell-select input{width:18px;height:18px;accent-color:var(--brand2)}.cell-status{display:flex;gap:8px;align-items:center}.cell-status em{font-style:normal;font-size:12px;color:var(--muted)}.cell-subject{display:grid;gap:4px}.cell-subject b{font-size:15px;color:var(--text);line-height:1.25}.cell-subject small{color:var(--muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.mail-detail-page{display:grid;gap:16px;max-width:1520px;margin:0 auto}.mail-detail-hero{display:flex;justify-content:space-between;align-items:flex-start;gap:18px;padding:10px 2px}.mail-detail-hero h1{font-size:clamp(30px,4.6vw,62px);line-height:1;letter-spacing:-.06em;margin:8px 0 10px}.mail-detail-hero p{color:var(--muted)}.mail-detail-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.mail-detail-meta div,.mail-detail-card{border:1px solid var(--line);background:rgba(12,18,32,.78);border-radius:22px;box-shadow:0 20px 70px rgba(0,0,0,.22)}.mail-detail-meta div{padding:14px}.mail-detail-meta span{display:block;color:var(--muted);font-size:12px;margin-bottom:6px}.mail-detail-meta b{display:block;color:var(--text)}.mail-detail-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(340px,.8fr);gap:16px;align-items:start}.mail-detail-card{padding:16px}.mail-card-title{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:12px}.mail-card-title h2{margin:0}.mail-card-title span{color:var(--muted);font-size:13px}.mail-frame.detail-html{height:calc(100vh - 310px);min-height:640px;border-radius:16px}.raw-card{position:sticky;top:18px}.raw-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.raw-tabs .active{background:rgba(255,255,255,.14);color:var(--text)}.raw-content{display:grid;gap:10px;max-height:calc(100vh - 360px);overflow:auto;padding-right:2px}.raw-kv{display:grid;gap:5px;padding:11px;border:1px solid rgba(148,163,184,.18);border-radius:14px;background:rgba(255,255,255,.035)}.raw-kv b{color:var(--text)}.raw-kv span{color:var(--muted);font-size:13px}.raw-json{margin:0;padding:14px;border-radius:14px;background:rgba(0,0,0,.25);border:1px solid rgba(148,163,184,.18);max-height:70vh;overflow:auto;color:#d9f7ff}
@media(max-width:1180px){.mail-row{grid-template-columns:38px 100px minmax(220px,2fr) minmax(160px,1fr) 130px}.mail-row span:nth-child(5),.mail-row-head span:nth-child(5),.mail-row span:nth-child(7),.mail-row-head span:nth-child(7){display:none}.mail-detail-grid{grid-template-columns:1fr}.raw-card{position:static}.raw-content{max-height:none}.mail-frame.detail-html{height:720px}.mail-detail-meta{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.mailbox-head,.mail-detail-hero{flex-direction:column}.mailbox-card{border-radius:18px}.mailbox-search{grid-template-columns:1fr}.mailbox-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.mailbox-tabs button{width:100%}.mailbox-summary{align-items:flex-start;flex-direction:column}.mail-table{overflow:visible}.mail-row-head{display:none}.mail-row{grid-template-columns:32px minmax(0,1fr);gap:8px;padding:13px;border-bottom:1px solid rgba(148,163,184,.16)}.mail-row>span{display:block!important}.mail-row .cell-select{grid-row:1/span 5}.mail-row .cell-status{grid-column:2}.mail-row .cell-subject{grid-column:2}.mail-row span:nth-child(4),.mail-row span:nth-child(5),.mail-row span:nth-child(6),.mail-row span:nth-child(7){grid-column:2;color:var(--muted);font-size:13px}.mail-detail-meta{grid-template-columns:1fr}.mail-detail-card{padding:12px;border-radius:18px}.mail-card-title{align-items:flex-start;flex-direction:column}.mail-frame.detail-html{height:calc(100vh - 260px);min-height:520px}.mail-detail-hero h1,.mailbox-head h1{font-size:clamp(28px,9vw,42px)}}

/* 2026-05-05: remove intermittent mobile Chrome focus outline around app */
#app,.workspace,.app-shell,main{outline:none!important;-webkit-tap-highlight-color:transparent}
#app:focus,#app:focus-visible,.workspace:focus,.workspace:focus-visible{outline:none!important;box-shadow:none!important}

/* 2026-05-05 compose HTML preview + sender display name */
.compose-page{display:grid;gap:16px;max-width:1520px;margin:0 auto}.compose-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.82fr);gap:16px;align-items:start}.compose-card{border:1px solid var(--line);background:rgba(12,18,32,.78);border-radius:22px;box-shadow:0 20px 70px rgba(0,0,0,.22);padding:18px}.compose-preview{position:sticky;top:18px}.preview-meta{display:grid;gap:6px;margin-bottom:12px;padding:12px;border:1px solid rgba(148,163,184,.18);border-radius:14px;background:rgba(255,255,255,.035)}.preview-meta b{font-size:16px;color:var(--text)}.preview-meta span{color:var(--muted);font-size:13px}.mail-frame.compose-html-preview{height:calc(100vh - 300px);min-height:620px;border-radius:16px}
@media(max-width:1180px){.compose-grid{grid-template-columns:1fr}.compose-preview{position:static}.mail-frame.compose-html-preview{height:680px}}
@media(max-width:820px){.compose-card{padding:13px;border-radius:18px}.mail-frame.compose-html-preview{height:calc(100vh - 230px);min-height:500px}.compose-grid{gap:12px}}