:root{
  color-scheme:light;
  --bg:#edf2f7;
  --panel:#ffffff;
  --panel-soft:#f7f9fc;
  --ink:#0d1830;
  --muted:#718096;
  --line:#dfe6ee;
  --line-strong:#cdd7e3;
  --navy:#0b1830;
  --navy-2:#15365b;
  --blue:#2f6fdd;
  --violet:#7657d6;
  --green:#08785f;
  --green-soft:#e6f6f0;
  --red:#bd4151;
  --red-soft:#fff0f2;
  --amber:#a56a16;
  --amber-soft:#fff5e4;
  --shadow:0 22px 70px rgba(13,24,48,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
body{min-height:100vh;background:
  radial-gradient(circle at 0 0,rgba(118,87,214,.11),transparent 30rem),
  radial-gradient(circle at 100% 0,rgba(47,111,221,.12),transparent 34rem),
  linear-gradient(180deg,#f8fafc 0,#edf2f7 52%,#e8eef5 100%)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.5}
[hidden]{display:none!important}
.offline-bar{position:fixed;z-index:999;left:0;right:0;top:0;padding:8px 16px;background:#7d2b36;color:#fff;font-size:.78rem;font-weight:800;text-align:center}
.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px}
.login-panel{width:min(680px,100%);overflow:hidden;border:1px solid rgba(255,255,255,.8);border-radius:32px;background:rgba(255,255,255,.94);box-shadow:var(--shadow);backdrop-filter:blur(18px)}
.login-panel:before{content:"";display:block;height:6px;background:linear-gradient(90deg,var(--navy),var(--blue),var(--violet))}
.login-brand{display:flex;gap:20px;align-items:center;padding:34px 36px 24px}
.login-brand img{width:86px;height:86px;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(13,24,48,.18))}
.login-brand span,.records-header span,.compose-heading span{display:block;margin-bottom:5px;color:var(--blue);font-size:.68rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}
.login-brand h1{margin:0 0 8px;font-size:clamp(2rem,4vw,3.1rem);letter-spacing:-.055em;line-height:1.02}
.login-brand p{margin:0;color:var(--muted);line-height:1.6}
.security-note{margin:0 36px;padding:16px 18px;border:1px solid #f0d7dc;border-radius:16px;background:linear-gradient(135deg,#fff3f5,#fffaf9);color:#8f3340}
.security-note strong{display:block;margin-bottom:4px;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase}
.security-note p{margin:0;font-size:.8rem;line-height:1.55}
.login-form{display:grid;gap:14px;padding:26px 36px 36px}
label{display:grid;gap:7px;color:#40516a;font-size:.76rem;font-weight:800}
input,select,textarea{width:100%;min-width:0;border:1px solid var(--line-strong);border-radius:13px;outline:0;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s,background .15s}
input,select{min-height:45px;padding:0 13px}
textarea{padding:12px 13px;resize:vertical;line-height:1.58}
input:focus,select:focus,textarea:focus{border-color:rgba(47,111,221,.7);box-shadow:0 0 0 4px rgba(47,111,221,.12)}
.form-status{margin:0;color:var(--muted);font-size:.78rem}
.btn,.icon-btn,.mini-icon,.rail-item,.mailbox-item,.compose-shortcut,.top-tab,.reader-close,.bulk-actions button,.list-pager button,.rail-danger,.rail-subtle{border:1px solid transparent;border-radius:12px;font-weight:800;transition:transform .13s,box-shadow .16s,border-color .16s,background .16s}
.btn{min-height:42px;padding:9px 14px}
.btn-wide{width:100%;min-height:50px}
.btn:hover,.icon-btn:hover,.top-tab:hover,.rail-item:hover,.mailbox-item:hover,.compose-shortcut:hover,.bulk-actions button:hover{transform:translateY(-1px)}
.btn-primary{border-color:rgba(255,255,255,.12);background:linear-gradient(135deg,var(--navy-2),var(--blue) 62%,var(--violet));color:#fff;box-shadow:0 12px 28px rgba(35,84,144,.22)}
.btn-quiet{border-color:var(--line);background:#fff;color:#334761}
.btn-danger{border-color:#f0cbd1;background:var(--red-soft);color:var(--red)}
.btn-download{border-color:#cbdceb;background:#eff6fb;color:#224d77}
.app{min-height:100vh;padding:16px}
.app-header{position:sticky;top:12px;z-index:80;display:grid;grid-template-columns:minmax(270px,1fr) auto minmax(270px,1fr);align-items:center;gap:18px;min-height:84px;padding:12px 16px;border:1px solid rgba(255,255,255,.82);border-radius:24px;background:rgba(255,255,255,.9);box-shadow:0 18px 48px rgba(13,24,48,.1);backdrop-filter:blur(22px) saturate(1.2)}
.header-brand{display:flex;align-items:center;gap:12px;min-width:0}
.header-brand img{width:58px;height:58px;object-fit:contain}
.header-brand div{min-width:0}
.header-brand span{display:block;color:var(--blue);font-size:.61rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}
.header-brand strong{display:block;margin-top:2px;font-size:1.02rem;letter-spacing:-.025em}
.header-brand small{display:block;margin-top:4px;overflow:hidden;color:var(--muted);font-size:.68rem;text-overflow:ellipsis;white-space:nowrap}
.top-tabs{display:flex;align-items:center;padding:4px;border:1px solid var(--line);border-radius:14px;background:#f4f7fa}
.top-tab{min-height:40px;padding:7px 14px;border:0;background:transparent;color:#627188}
.top-tab b{display:inline-grid;place-items:center;min-width:20px;height:20px;margin-left:5px;padding:0 5px;border-radius:999px;background:#e7edf4;font-size:.65rem}
.top-tab.is-active{background:var(--navy-2);color:#fff;box-shadow:0 7px 18px rgba(21,54,91,.2)}
.top-tab.is-active b{background:rgba(255,255,255,.18)}
.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:8px}
.icon-btn{position:relative;display:grid;place-items:center;width:42px;height:42px;border-color:var(--line);background:#fff;color:#344761;font-size:1rem}
.bell-btn b{position:absolute;top:-5px;right:-5px;display:grid;place-items:center;min-width:20px;height:20px;padding:0 5px;border:2px solid #fff;border-radius:999px;background:var(--red);color:#fff;font-size:.62rem}
.health-pill{display:inline-flex;align-items:center;gap:7px;min-height:38px;padding:8px 11px;border:1px solid var(--line);border-radius:999px;background:#f5f7fa;color:#66768c;font-size:.7rem;font-weight:900}
.health-pill:before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 0 4px rgba(100,116,139,.12)}
.health-pill.is-ok{border-color:#bee5d7;background:var(--green-soft);color:var(--green)}
.health-pill.is-bad{border-color:#f0cbd1;background:var(--red-soft);color:var(--red)}
.workspace{display:grid;grid-template-columns:250px minmax(0,1fr);min-height:calc(100vh - 122px);margin-top:14px;overflow:hidden;border:1px solid rgba(255,255,255,.85);border-radius:24px;background:rgba(255,255,255,.9);box-shadow:0 18px 55px rgba(13,24,48,.09);backdrop-filter:blur(18px)}
.workspace-rail{min-width:0;padding:18px 14px;border-right:1px solid var(--line);background:linear-gradient(180deg,#f8fafc,#f3f6f9)}
.compose-shortcut{width:100%;min-height:44px;border:0;background:linear-gradient(135deg,var(--navy-2),var(--blue));color:#fff;box-shadow:0 10px 24px rgba(32,77,130,.19)}
.rail-section{padding:18px 2px 0}
.rail-heading{display:flex;align-items:center;justify-content:space-between;margin:0 8px 8px;color:#8190a3;font-size:.62rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase}
.mini-icon{display:grid;place-items:center;width:27px;height:27px;border-color:var(--line);background:#fff;color:#627188}
.rail-item,.mailbox-item{width:100%;border-color:transparent;background:transparent;color:#4d6078}
.rail-item{display:flex;align-items:center;justify-content:space-between;min-height:38px;padding:7px 9px}
.rail-item b,.mailbox-item b{min-width:22px;padding:3px 6px;border-radius:999px;background:#e8edf3;color:#617086;font-size:.62rem;text-align:center}
.rail-item.is-active{background:#e6eef8;color:#173d68}
.mailbox-item{display:grid;grid-template-columns:9px minmax(0,1fr) auto;align-items:center;gap:9px;padding:9px;border-radius:13px;text-align:left}
.mailbox-item span{min-width:0}
.mailbox-item strong,.mailbox-item small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mailbox-item strong{color:#334761;font-size:.74rem}
.mailbox-item small{margin-top:3px;color:#8997a8;font-size:.62rem}
.mailbox-item.is-active{border-color:#d3e0ee;background:#fff;box-shadow:0 8px 20px rgba(13,24,48,.06)}
.mailbox-dot{display:block;width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px rgba(47,111,221,.1)}
.mailbox-dot.armi{background:var(--amber);box-shadow:0 0 0 4px rgba(165,106,22,.1)}
.mailbox-dot.all{background:var(--violet)}
.rail-storage{margin-top:8px;padding-top:18px;border-top:1px solid var(--line)}
.rail-danger,.rail-subtle{width:100%;min-height:36px;margin-bottom:7px;padding:7px 9px}
.rail-danger{border-color:#f0cbd1;background:var(--red-soft);color:var(--red)}
.rail-subtle{border-color:var(--line);background:#fff;color:#465a73}
.rail-storage>small{display:block;padding:4px 8px;color:#8a98a8;font-size:.61rem;line-height:1.45}
.workspace-main{min-width:0;background:#fff}
.view{display:none;height:100%}
.view.is-active{display:block}
.inbox-frame{display:grid;grid-template-columns:minmax(360px,40%) minmax(0,1fr);min-height:calc(100vh - 122px)}
.message-column{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto;min-width:0;border-right:1px solid var(--line);background:#fbfcfd}
.list-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 16px;border-bottom:1px solid var(--line)}
.toolbar-title span{display:block;font-size:.95rem;font-weight:900}
.toolbar-title small{display:block;margin-top:3px;color:var(--muted);font-size:.66rem}
.search-box{display:flex;min-width:0}
.search-box input{width:min(270px,100%);min-height:38px;border-radius:11px 0 0 11px}
.search-box button{min-height:38px;padding:0 12px;border:1px solid var(--line-strong);border-left:0;border-radius:0 11px 11px 0;background:#f2f6fa;color:#40536b;font-size:.7rem;font-weight:850}
.bulk-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;min-height:49px;padding:8px 14px;border-bottom:1px solid var(--line);background:#f7f9fb}
.select-all{display:flex;align-items:center;gap:7px;font-size:.68rem}
.select-all input{width:16px;min-height:16px;height:16px}
.bulk-actions{display:flex;gap:5px;overflow:auto}
.bulk-actions button{min-height:31px;padding:5px 8px;border-color:var(--line);background:#fff;color:#4c5f77;font-size:.63rem;white-space:nowrap}
.bulk-actions .danger-action{border-color:#efc8cf;background:var(--red-soft);color:var(--red)}
.message-list{min-height:0;overflow:auto}
.message-row{position:relative;display:grid;grid-template-columns:24px minmax(0,1fr) auto;gap:9px;padding:14px 14px;border-bottom:1px solid var(--line);background:#fff;cursor:pointer;transition:background .14s}
.message-row:hover{background:#f5f8fc}
.message-row.is-selected{background:#eaf2fb}
.message-row.is-unread:before{content:"";position:absolute;left:0;top:13px;bottom:13px;width:4px;border-radius:0 6px 6px 0;background:linear-gradient(180deg,var(--blue),var(--violet))}
.message-check{display:grid;place-items:start center;padding-top:2px}
.message-check input{width:16px;min-height:16px;height:16px}
.message-copy{min-width:0}
.message-sender-line{display:flex;align-items:center;gap:7px}
.message-sender{overflow:hidden;color:#293d57;font-size:.76rem;font-weight:900;text-overflow:ellipsis;white-space:nowrap}
.message-star{color:#c58c2f}
.message-subject{display:block;margin-top:4px;overflow:hidden;color:#354a64;font-size:.73rem;font-weight:780;text-overflow:ellipsis;white-space:nowrap}
.message-snippet{display:-webkit-box;margin:4px 0 0;overflow:hidden;color:#7b899a;font-size:.67rem;line-height:1.4;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.message-mailbox{display:inline-block;margin-top:7px;padding:3px 7px;border-radius:999px;background:#edf3f8;color:#496782;font-size:.58rem;font-weight:850}
.message-side{display:grid;align-content:start;gap:6px;justify-items:end;color:#8795a6;font-size:.62rem}
.message-side .paperclip{font-size:.8rem}
.list-pager{display:flex;align-items:center;justify-content:center;gap:10px;min-height:50px;padding:8px;border-top:1px solid var(--line);background:#f7f9fb}
.list-pager button{min-height:32px;padding:5px 10px;border-color:var(--line);background:#fff;color:#50627a;font-size:.65rem}
.list-pager span{color:#7a899a;font-size:.65rem;font-weight:800}
.empty-state,.reader-empty{display:grid;place-items:center;align-content:center;min-height:320px;padding:30px;text-align:center;color:var(--muted)}
.empty-state span,.reader-empty-icon{font-size:2rem}
.empty-state strong,.reader-empty h2{margin:10px 0 4px;color:#354960}
.empty-state p,.reader-empty p{margin:0;max-width:360px;font-size:.74rem;line-height:1.55}
.reader-column{min-width:0;overflow:auto;background:linear-gradient(180deg,#fff,#fbfcfe)}
.reader-article{padding:22px 24px 38px}
.reader-topline{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.reader-topline h2{margin:9px 0 0;font-size:clamp(1.45rem,2.3vw,2.35rem);line-height:1.13;letter-spacing:-.045em;overflow-wrap:anywhere}
.mailbox-chip{display:inline-flex;padding:5px 9px;border:1px solid #d7e3ef;border-radius:999px;background:#eef5fb;color:#3c6388;font-size:.61rem;font-weight:900}
.reader-close{min-height:39px;padding:7px 11px;border-color:var(--line);background:#fff;color:#55677e}
.reader-meta{display:grid;grid-template-columns:1.3fr 1.1fr 1fr .65fr;gap:10px;padding:15px 0}
.reader-meta div{min-width:0;padding:12px;border:1px solid var(--line);border-radius:14px;background:#f8fafc}
.reader-meta span,.section-label{display:block;margin-bottom:6px;color:#718198;font-size:.59rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.reader-meta strong{display:block;overflow-wrap:anywhere;color:#293d57;font-size:.7rem;line-height:1.45}
.reader-actions{display:flex;gap:7px;flex-wrap:wrap;padding:0 0 15px;border-bottom:1px solid var(--line)}
.reader-actions .btn{min-height:36px;padding:7px 10px;font-size:.66rem}
.received-attachments{padding:16px 0;border-bottom:1px solid var(--line)}
.received-attachment{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px;padding:10px 12px;border:1px solid var(--line);border-radius:13px;background:#f8fafc}
.received-attachment strong{display:block;font-size:.7rem}
.received-attachment small{display:block;margin-top:3px;color:var(--muted);font-size:.61rem}
.received-attachment button{min-height:32px;padding:5px 9px;border:1px solid #cbdceb;border-radius:10px;background:#eef5fb;color:#2d557e;font-size:.62rem;font-weight:850}
.message-body{margin-top:18px;padding:18px 20px;border:1px solid var(--line);border-radius:18px;background:#fbfcfd}
.message-body pre{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;color:#293d57;font:inherit;font-size:.78rem;line-height:1.72}
.compose-frame,.records-frame{min-height:calc(100vh - 122px)}
.compose-heading,.records-header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;border-bottom:1px solid var(--line)}
.compose-heading h2,.records-header h2{margin:0;font-size:1.45rem;letter-spacing:-.035em}
.compose-section{padding:18px 24px;border-bottom:1px solid var(--line)}
.recipient-section{display:grid;grid-template-columns:1fr 1.4fr 1fr 1fr;gap:12px}
.details-section{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;background:#fbfcfd}
.body-section textarea{min-height:330px;border:0;border-radius:0;background:transparent;box-shadow:none;font-size:.85rem}
.body-section textarea:focus{box-shadow:none}
.attachment-section{background:#fbfcfd}
.attachment-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}
.attachment-heading span{display:block;font-size:.78rem;font-weight:900}
.attachment-heading small{display:block;margin-top:4px;color:var(--muted);font-size:.64rem}
.drop-zone{display:grid;place-items:center;min-height:112px;padding:18px;border:1.5px dashed #b6c7d9;border-radius:16px;background:#fff;text-align:center;cursor:pointer}
.drop-zone:hover,.drop-zone.is-dragging{border-color:var(--blue);background:#f3f8fd}
.drop-zone strong{color:#324860;font-size:.77rem}
.drop-zone span{color:var(--muted);font-size:.64rem}
.outgoing-attachment-list{display:grid;gap:7px;margin-top:10px}
.outgoing-file{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 11px;border:1px solid var(--line);border-radius:12px;background:#fff}
.outgoing-file strong{display:block;font-size:.69rem}
.outgoing-file small{display:block;margin-top:2px;color:var(--muted);font-size:.6rem}
.outgoing-file button{min-height:30px;padding:4px 8px;border:1px solid #efc8cf;border-radius:9px;background:var(--red-soft);color:var(--red);font-size:.6rem;font-weight:850}
.compose-footer{border-bottom:0}
.compose-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:14px}
.compose-actions>div{display:flex;gap:8px}
.quality-check{display:flex;align-items:center;gap:8px}
.quality-check input{width:17px;min-height:17px;height:17px}
.send-result{min-height:52px;margin:14px 0 0;padding:12px 14px;border-radius:13px;background:#0e1d34;color:#c8daec;font:500 .66rem/1.55 ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap}
.record-filter{padding:12px 24px;border-bottom:1px solid var(--line);background:#fbfcfd}
.record-filter input{max-width:420px}
.record-list{padding:0}
.record-row{display:grid;grid-template-columns:150px minmax(190px,.8fr) minmax(220px,1.2fr) minmax(0,1.5fr) auto;gap:12px;align-items:center;padding:13px 24px;border-bottom:1px solid var(--line)}
.record-row:hover{background:#f8fafc}
.record-row time,.record-row small{color:var(--muted);font-size:.63rem}
.record-row strong{display:block;overflow:hidden;color:#30455f;font-size:.72rem;text-overflow:ellipsis;white-space:nowrap}
.record-row p{margin:3px 0 0;overflow:hidden;color:#738196;font-size:.66rem;text-overflow:ellipsis;white-space:nowrap}
.record-actions{display:flex;gap:6px}
.record-actions button{min-height:32px;padding:5px 9px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#40536b;font-size:.61rem;font-weight:850}
.record-status{display:inline-flex;padding:4px 7px;border-radius:999px;background:#edf3f8;color:#496782;font-size:.58rem;font-weight:900}
.record-status.sent{background:var(--green-soft);color:var(--green)}
.record-status.failed{background:var(--red-soft);color:var(--red)}
.mobile-nav{display:none}
.toast-host{position:fixed;z-index:500;right:18px;bottom:18px;display:grid;gap:9px;width:min(380px,calc(100vw - 36px))}
.toast{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:start;padding:13px 14px;border:1px solid rgba(255,255,255,.8);border-radius:16px;background:rgba(11,24,48,.96);color:#fff;box-shadow:0 18px 42px rgba(13,24,48,.28);animation:toastIn .2s ease}
.toast .toast-icon{font-size:1.1rem}
.toast strong{display:block;font-size:.76rem}
.toast p{margin:3px 0 0;color:#bfd0e3;font-size:.66rem;line-height:1.45}
.toast button{border:0;background:transparent;color:#cbd7e5;font-size:.9rem}
@keyframes toastIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@media(max-width:1280px){
  .app-header{grid-template-columns:1fr auto}
  .top-tabs{grid-row:2;grid-column:1/-1;justify-self:center}
  .workspace{min-height:calc(100vh - 176px)}
  .inbox-frame,.compose-frame,.records-frame{min-height:calc(100vh - 176px)}
  .recipient-section{grid-template-columns:repeat(2,minmax(0,1fr))}
  .details-section{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:980px){
  .app{padding:8px 8px 80px}
  .app-header{position:relative;top:auto;grid-template-columns:1fr auto;border-radius:18px}
  .top-tabs{display:none}
  .health-pill,.header-actions .btn-quiet{display:none}
  .workspace{grid-template-columns:1fr;min-height:auto;border-radius:18px}
  .workspace-rail{display:none}
  .inbox-frame{grid-template-columns:1fr;min-height:auto}
  .message-column{min-height:calc(100vh - 172px);border-right:0}
  .reader-column{position:fixed;z-index:130;inset:0;display:none;background:#fff}
  .reader-column.is-open{display:block}
  .reader-article{padding:18px 14px 90px}
  .reader-empty{display:none}
  .reader-meta{grid-template-columns:repeat(2,minmax(0,1fr))}
  .compose-frame,.records-frame{min-height:auto}
  .record-row{grid-template-columns:110px minmax(150px,.8fr) minmax(0,1.4fr) auto}
  .record-row>div:nth-child(3){display:none}
  .mobile-nav{position:fixed;z-index:100;left:8px;right:8px;bottom:8px;display:grid;grid-template-columns:repeat(4,1fr);padding:max(6px,env(safe-area-inset-bottom)) 6px 6px;border:1px solid rgba(255,255,255,.84);border-radius:18px;background:rgba(255,255,255,.94);box-shadow:0 16px 38px rgba(13,24,48,.18);backdrop-filter:blur(20px)}
  .mobile-nav button{display:grid;place-items:center;gap:2px;min-height:48px;border:0;border-radius:12px;background:transparent;color:#758398;font-size:.58rem;font-weight:850}
  .mobile-nav button span{font-size:1rem}
  .mobile-nav button.is-active{background:#eaf2fb;color:#1e4b79}
}
@media(max-width:680px){
  .login-screen{padding:10px}
  .login-brand{display:grid;padding:26px 22px 18px}
  .login-brand img{width:72px;height:72px}
  .security-note{margin:0 22px}
  .login-form{padding:22px}
  .app-header{gap:8px;padding:10px}
  .header-brand img{width:48px;height:48px}
  .header-brand small{display:none}
  .header-actions{gap:5px}
  .header-actions .btn-danger{min-width:42px;padding:8px;font-size:0}
  .header-actions .btn-danger:after{content:"×";font-size:1rem}
  .icon-btn{width:39px;height:39px}
  .list-toolbar{align-items:stretch;flex-direction:column}
  .search-box input{width:100%}
  .bulk-toolbar{align-items:stretch;flex-direction:column}
  .bulk-actions{padding-bottom:2px}
  .message-row{padding:13px 10px}
  .reader-topline{align-items:stretch;flex-direction:column}
  .reader-close{align-self:flex-end}
  .reader-meta{grid-template-columns:1fr}
  .reader-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}
  .reader-actions .btn{width:100%}
  .recipient-section,.details-section{grid-template-columns:1fr}
  .compose-heading,.records-header,.compose-section,.record-filter{padding-left:14px;padding-right:14px}
  .compose-actions{align-items:stretch;flex-direction:column}
  .compose-actions>div{display:grid;grid-template-columns:1fr 1fr}
  .compose-actions>div .btn-primary{grid-column:1/-1}
  .record-row{grid-template-columns:1fr auto;padding:12px 14px}
  .record-row>time,.record-row>div:nth-child(2){grid-column:1}
  .record-row>div:nth-child(4){grid-column:2;grid-row:1/3}
  .record-row>div:nth-child(3){display:none}
}


/* v7.2 trusted mobile + desktop session control */
.trusted-device-control{display:flex!important;grid-template-columns:none!important;align-items:flex-start;gap:11px;padding:12px 13px;border:1px solid rgba(48,78,112,.14);border-radius:13px;background:#f7faff;color:#334b67;cursor:pointer}
.trusted-device-control input{flex:0 0 auto;width:18px;min-height:18px;height:18px;margin:2px 0 0;accent-color:#245f9c}
.trusted-device-control span{display:grid;gap:3px}
.trusted-device-control strong{font-size:.72rem;letter-spacing:0}
.trusted-device-control small{color:#718198;font-size:.63rem;font-weight:650;line-height:1.45}
.trusted-device-control.is-mobile{border-color:rgba(109,92,231,.22);background:linear-gradient(135deg,#f7f7ff,#f1f6ff)}
.trusted-device-control.is-desktop small:after{content:" Desktop uses its own session slot."}