:root{--bg:#f7f7f5;--surface:#fff;--surface2:#f2f2ef;--text:#181817;--muted:#72726c;--line:#e6e6e1;--accent:#111;--accentText:#fff;--danger:#c9362b;--ok:#1f7a4d;--warn:#9a6700;--radius:18px;--shadow:0 10px 36px rgba(0,0,0,.06);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color-scheme:light}
html[data-theme=dark]{--bg:#111210;--surface:#191a17;--surface2:#22231f;--text:#f3f3ef;--muted:#a1a199;--line:#31322d;--accent:#f4f4ef;--accentText:#111;--danger:#f06b60;--ok:#62c793;--warn:#e4b94f;--shadow:0 18px 45px rgba(0,0,0,.26);color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);min-height:100vh}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}.topbar{height:74px;display:flex;align-items:center;justify-content:space-between;max-width:1120px;margin:auto;padding:0 24px}.brand{display:flex;gap:11px;align-items:center;font-weight:800;letter-spacing:-.02em}.brandmark{width:36px;height:36px;border-radius:11px;display:inline-grid;place-items:center;background:var(--text);color:var(--bg);font-weight:900}.top-actions{display:flex;align-items:center;gap:9px}.quiet{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:14px}.quiet svg,.btn svg,.back svg{width:17px;height:17px}.iconbtn{border:1px solid var(--line);background:var(--surface);border-radius:12px;width:42px;height:42px;display:grid;place-items:center}.iconbtn svg{width:18px}.page{max-width:1120px;margin:auto;padding:48px 24px 80px}.hero{max-width:850px;margin:34px auto 34px;text-align:center;animation:up .45s ease both}.eyebrow{display:inline-flex;gap:7px;align-items:center;font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--muted)}.eyebrow svg{width:15px}.hero h1{font-size:clamp(42px,7vw,78px);letter-spacing:-.065em;line-height:.96;margin:18px 0}.hero h1 span{color:var(--muted)}.hero p,.section-title p{font-size:18px;line-height:1.6;color:var(--muted)}.compose-card,.form-card,.panel,.message-view,.recovery-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.compose-card{max-width:860px;margin:0 auto;padding:16px}.create-form{display:flex;gap:14px;align-items:center}.email-builder{display:flex;align-items:center;flex:1;background:var(--surface2);border-radius:14px;padding:5px 8px}.email-builder input,.email-builder select{border:0;background:transparent;outline:0;padding:15px 10px;min-width:0}.email-builder input{flex:1}.email-builder select{max-width:270px}.create-actions{display:flex;gap:9px}.btn{border:1px solid var(--line);background:var(--surface);padding:10px 14px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;white-space:nowrap}.btn:hover{transform:translateY(-1px)}.btn.primary{background:var(--accent);color:var(--accentText);border-color:var(--accent)}.btn.danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 28%,var(--line))}.btn.big{padding:15px 19px}.btn.small{padding:7px 10px;font-size:13px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:38px auto;max-width:860px}.feature-grid article{padding:22px;border-top:1px solid var(--line)}.feature-grid svg{width:22px}.feature-grid h3{margin:14px 0 6px}.feature-grid p,.muted{color:var(--muted);line-height:1.55}.footer{text-align:center;padding:28px;color:var(--muted);font-size:13px}.alert{padding:13px 15px;border-radius:12px;margin:0 0 18px;border:1px solid var(--line);background:var(--surface)}.alert.error{border-color:color-mix(in srgb,var(--danger) 35%,var(--line));color:var(--danger)}.alert.success{border-color:color-mix(in srgb,var(--ok) 35%,var(--line));color:var(--ok)}label{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:700}input,select,textarea{width:100%;border:1px solid var(--line);background:var(--surface2);border-radius:11px;padding:11px 12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--muted)}textarea{resize:vertical}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.span2{grid-column:1/-1}.stacked{display:grid;gap:14px}.stacked h3{margin:18px 0 0}.form-card{padding:24px;display:grid;gap:20px}.form-card h2{margin:5px 0 0;font-size:18px}.install{max-width:900px;margin:50px auto;padding:0 20px 70px}.install-head{display:flex;align-items:center;gap:14px;margin-bottom:25px}.install-head h1{margin:0}.install-head p{margin:3px 0;color:var(--muted)}.req-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:18px}.req{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);background:var(--surface);padding:12px;border-radius:12px;font-size:13px}.badge{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px 8px;font-size:11px;font-weight:800}.badge.ok{color:var(--ok)}.badge.bad,.badge.error{color:var(--danger)}.badge.warn,.badge.warning{color:var(--warn)}.center{text-align:center;justify-content:center}.narrow{max-width:620px;margin:40px auto}.section-title{margin-bottom:24px}.section-title h1{font-size:42px;margin:10px 0}.inbox-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:12px 0 24px}.inbox-head h1{font-size:clamp(25px,4vw,42px);letter-spacing:-.04em;margin:8px 0}.address-line{display:flex;align-items:center;gap:8px}.inbox-head p{color:var(--muted)}.inbox-actions{display:flex;gap:8px}.recovery-card{padding:16px 18px;display:flex;align-items:center;gap:15px;margin-bottom:18px}.recovery-card>div{display:flex;gap:10px;align-items:center;flex:1}.recovery-card p{margin:3px 0;color:var(--muted);font-size:13px}.recovery-card code{font-size:16px;font-weight:800;background:var(--surface2);padding:10px 12px;border-radius:10px}.mailbox{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.mailbox-toolbar{padding:15px 17px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.mailbox-toolbar h2{margin:0;font-size:18px}.count{font-size:11px;background:var(--surface2);padding:4px 7px;border-radius:999px}.search{max-width:300px}.message-row{display:flex;gap:13px;padding:15px 17px;border-bottom:1px solid var(--line);transition:.15s}.message-row:hover{background:var(--surface2)}.message-row.unread{background:color-mix(in srgb,var(--surface2) 55%,var(--surface))}.sender-avatar{width:42px;height:42px;border-radius:13px;background:var(--surface2);display:grid;place-items:center;font-weight:850;flex:0 0 auto}.message-meta{min-width:0;flex:1}.message-meta>div{display:flex;justify-content:space-between;gap:12px}.message-meta time,.message-meta span{color:var(--muted);font-size:12px}.message-meta strong,.message-meta span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px}.empty{text-align:center;padding:70px 20px;color:var(--muted)}.empty svg{width:35px}.back{display:inline-flex;gap:8px;align-items:center;margin-bottom:16px;color:var(--muted)}.message-view{overflow:hidden}.message-view>header{padding:24px;border-bottom:1px solid var(--line)}.message-view h1{font-size:30px;letter-spacing:-.03em}.message-by{display:flex;align-items:center;gap:12px}.message-by>div:nth-child(2){flex:1}.message-by span,.message-by time{display:block;color:var(--muted);font-size:12px}.message-body{padding:28px;min-height:260px}.message-body pre{white-space:pre-wrap;font:inherit;line-height:1.7}.message-body iframe{width:100%;min-height:520px;border:0;background:white}.attachments{display:flex;gap:10px;flex-wrap:wrap;padding:14px 24px;border-bottom:1px solid var(--line)}.attachment{display:flex;gap:9px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:9px 11px}.attachment small{display:block;color:var(--muted)}.error-page{min-height:100vh;display:grid;place-content:center;text-align:center;padding:20px}.error-page>b{font-size:100px;letter-spacing:-.08em}.error-page h1{margin:0 0 15px}
/* admin */.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--line);background:var(--surface);padding:20px 14px;display:flex;flex-direction:column}.adminbrand{padding:0 8px 22px}.sidebar nav{display:grid;gap:3px}.sidebar nav a,.sidebar-bottom a,.sidebar-theme{display:flex;gap:11px;align-items:center;padding:10px 11px;border-radius:10px;color:var(--muted);font-size:14px}.sidebar nav a:hover,.sidebar-bottom a:hover,.sidebar-theme:hover{background:var(--surface2);color:var(--text)}.sidebar svg{width:18px}.sidebar-bottom{margin-top:auto}.sidebar-theme{width:100%;border:0;background:transparent}.admin-main{min-width:0}.admin-top{height:88px;padding:0 28px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:15px;background:color-mix(in srgb,var(--bg) 92%,transparent);position:sticky;top:0;z-index:5;backdrop-filter:blur(12px)}.admin-top small{color:var(--muted);font-weight:800;font-size:10px;letter-spacing:.11em}.admin-top h1{font-size:22px;margin:4px 0}.userchip{margin-left:auto;border:1px solid var(--line);background:var(--surface);padding:8px 11px;border-radius:999px;font-size:12px}.mobile-menu{display:none}.admin-content{padding:26px;max-width:1380px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:18px;display:grid;grid-template-columns:auto 1fr;gap:8px 12px}.stat svg{width:20px}.stat span{color:var(--muted);font-size:13px}.stat b{grid-column:1/-1;font-size:34px;letter-spacing:-.04em}.two-col{display:grid;grid-template-columns:1.25fr .75fr;gap:16px;margin-top:16px}.panel{padding:20px}.panel h2{margin:0 0 16px;font-size:18px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.panel-head h2{margin:0}.timeline>div{display:flex;gap:11px;padding:11px 0;border-bottom:1px solid var(--line)}.timeline p{margin:0}.timeline small{display:block;color:var(--muted);margin-top:4px}.dot{width:9px;height:9px;border-radius:50%;background:var(--muted);margin-top:5px}.dot.error{background:var(--danger)}.dot.warning{background:var(--warn)}.dot.info{background:var(--ok)}.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px}.quick-grid a{padding:18px;border:1px solid var(--line);border-radius:13px;display:grid;gap:14px}.quick-grid svg{width:20px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}th{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em}.domain-layout{grid-template-columns:.8fr 1.2fr}.domain-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.domain-row span{display:block;color:var(--muted);font-size:12px;margin-top:4px}.check-row{display:flex;gap:16px}.check-row label,.check{flex-direction:row;align-items:center}.check-row input,.check input{width:auto}.danger-zone{border-top:1px solid var(--line);margin-top:20px;padding-top:16px}.diag-list{display:grid;gap:8px}.diag{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;padding:13px;border:1px solid var(--line);border-radius:12px}.diag>svg{width:20px}.diag.pass>svg{color:var(--ok)}.diag.fail>svg{color:var(--danger)}.diag p{margin:3px 0 0;color:var(--muted);font-size:12px}.codearea{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.inline,.filterbar,.inline-search{display:flex;gap:8px;align-items:center}.filterbar{margin-bottom:15px}.log-list{display:grid}.log-item{display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.log-item div{min-width:0}.log-item small,.log-item code{display:block;color:var(--muted);margin-top:4px;white-space:pre-wrap;word-break:break-word}.narrow-panel{max-width:720px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(410px,100%);background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:28px;display:grid;gap:15px}.login-card h1{margin:6px 0 0}.login-card p{margin:0 0 10px;color:var(--muted)}.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:99;display:grid;place-items:center;padding:20px}.modal{background:var(--surface);border:1px solid var(--line);border-radius:18px;max-width:440px;width:100%;padding:22px;box-shadow:0 25px 90px rgba(0,0,0,.35)}.modal h3{margin:0 0 9px}.modal p{color:var(--muted);line-height:1.5}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}@keyframes up{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@media(max-width:900px){.create-form{flex-direction:column;align-items:stretch}.create-actions{justify-content:stretch}.create-actions>*{flex:1}.feature-grid,.stat-grid{grid-template-columns:1fr 1fr}.admin-shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-280px;z-index:20;width:250px;transition:.2s}.sidebar.open{left:0}.mobile-menu{display:grid}.two-col,.domain-layout{grid-template-columns:1fr}.admin-content{padding:18px}.inbox-head{align-items:flex-start;flex-direction:column}.inbox-actions{width:100%;flex-wrap:wrap}}@media(max-width:620px){.page{padding:28px 14px 60px}.topbar{padding:0 14px}.quiet span{display:none}.hero{margin-top:12px}.hero h1{font-size:44px}.email-builder{flex-wrap:wrap}.email-builder input{width:100%;flex-basis:65%}.email-builder select{max-width:100%;flex:1}.feature-grid,.stat-grid,.grid2,.req-grid{grid-template-columns:1fr}.span2{grid-column:auto}.compose-card{padding:10px}.create-actions{flex-direction:column}.inbox-actions .btn{flex:1}.recovery-card{align-items:stretch;flex-direction:column}.mailbox-toolbar{align-items:stretch;flex-direction:column}.search{max-width:none}.message-row{padding:13px}.message-meta time{display:none}.admin-top{padding:0 14px}.admin-content{padding:14px}.check-row{flex-direction:column}.panel{padding:15px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* v4.1 additions */
.toolbar-right{display:flex;gap:8px;align-items:center}.toolbar-right select{min-width:120px}.message-title-row{display:flex;align-items:flex-start;gap:15px}.message-title-row h1{flex:1}.message-actions{display:flex;gap:8px;align-items:center}.detail-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:16px 0}.detail-grid>div{border:1px solid var(--line);border-radius:12px;padding:12px;background:var(--surface2)}.detail-grid small{display:block;color:var(--muted);margin-bottom:5px}.detail-grid b{font-size:13px;word-break:break-word}.test-grid{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.test-grid form{display:inline-flex}.mini-list{display:grid;gap:8px}.mini-list>div{border-bottom:1px solid var(--line);padding:9px 0}.mini-list span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.mt{margin-top:24px!important}.bad-text{display:block;color:var(--danger);margin-top:4px}.toast{position:fixed;right:18px;bottom:18px;background:var(--text);color:var(--bg);padding:11px 14px;border-radius:12px;font-weight:700;font-size:13px;opacity:0;transform:translateY(8px);transition:.2s;z-index:120}.toast.show{opacity:1;transform:none}.modal-icon{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger);font-weight:900;margin-bottom:10px}.message-row.starred{box-shadow:inset 3px 0 0 var(--warn)}code{word-break:break-word}.panel+.panel{margin-top:16px}@media(max-width:720px){.detail-grid{grid-template-columns:1fr 1fr}.toolbar-right{width:100%;flex-direction:column;align-items:stretch}.message-title-row{flex-direction:column}.message-actions{width:100%;flex-wrap:wrap}.message-actions .btn{flex:1}}@media(max-width:420px){.detail-grid{grid-template-columns:1fr}.test-grid>*{width:100%}.test-grid .btn{width:100%}}