:root{--ink:#17263c;--muted:#6e7e90;--line:#e3eaf0;--bg:#f4f7fa;--teal:#008a91;--soft:#e9f7f6;--white:#fff}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:14px/1.6 'PingFang SC','Noto Sans CJK SC','Microsoft YaHei',sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer;border:1px solid var(--line);border-radius:7px;background:white;padding:8px 13px;color:var(--ink)}button:hover{background:var(--soft);border-color:#add7d7}button:disabled{opacity:.5;cursor:default}.primary{background:var(--teal);color:white;border-color:var(--teal)}.primary:hover{background:#00757b;color:white}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.topbar{height:72px;background:white;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 28px;gap:15px}.brand{display:flex;align-items:center;gap:12px;font-size:19px;white-space:nowrap}.brand>b{background:var(--teal);color:white;font:italic bold 26px/42px Georgia,serif;width:42px;text-align:center;border-radius:10px}.domain{font-size:12px;background:var(--bg);border:1px solid var(--line);border-radius:20px;padding:2px 11px;font-weight:400;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:15px;font-size:12px}.top-actions>span:empty{display:none}#environment{color:#8d6617;background:#fff6dd;padding:3px 10px;border-radius:4px}#notice{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:white;padding:13px 22px;border-radius:9px;z-index:20;max-width:90vw;box-shadow:0 5px 24px #17263c25}.workspace{display:flex;min-height:calc(100vh - 72px)}.sidebar{width:185px;flex-shrink:0;background:#fafcfd;border-right:1px solid var(--line);padding:35px 16px;display:flex;flex-direction:column;justify-content:space-between}.sidebar nav a{display:block;padding:12px 15px;margin-bottom:8px;border-radius:6px;color:#66748a}.sidebar nav a.active{background:#e3f4f3;color:#007c82;font-weight:600}.sidebar-bottom{font-size:12px;color:var(--muted);padding:14px 9px}.sidebar-bottom small{font-size:9px;letter-spacing:1px}.status{display:block;color:var(--teal)}main{padding:30px;min-width:0;flex:1;max-width:1800px}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px}.eyebrow{letter-spacing:1.5px;color:var(--muted);font-size:10px;font-weight:600}h1{font-size:27px;margin:5px 0 2px;letter-spacing:-.5px;line-height:1.4}h2{font-size:18px;margin:0 0 14px}h3{font-size:16px}p{margin:5px 0 14px}.page-heading p{color:var(--muted);margin:5px 0 0}.stats{display:flex;gap:14px;margin:0 0 22px}.stats>div{background:white;border:1px solid var(--line);border-radius:8px;flex:1;padding:13px 20px;display:flex;align-items:center;justify-content:space-between;max-width:270px}.stats span{font-size:12px;color:var(--muted)}.stats strong{font-size:25px;font-weight:600}.toolbar{display:flex;align-items:center;gap:15px;margin-bottom:18px;min-height:40px}.search-label{flex:1;max-width:480px;margin:0}.toolbar input[type=search]{margin:0;width:100%;min-width:140px}.toolbar>input[type=search]{max-width:500px}.checkbox{display:flex;align-items:center;white-space:nowrap;gap:5px;font-size:13px;margin:0!important}.checkbox input{width:auto;margin:0}.muted{color:var(--muted);font-size:12px}.mail-layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:18px;align-items:start}.table-card,.reader{border:1px solid var(--line);background:white;border-radius:10px;overflow:hidden}.table-scroll{overflow:auto;max-height:calc(100vh - 350px);min-height:280px}table{border-collapse:collapse;text-align:left;width:100%;font-size:12px;white-space:nowrap}th{background:#f7f9fb;color:var(--muted);font-weight:500;position:sticky;top:0;z-index:1}th,td{padding:12px 15px;border-bottom:1px solid #edf1f5}td small{display:block;color:var(--muted);margin-top:2px}tbody tr:hover{background:#f4fbfb}tbody tr.selected{background:var(--soft)}.email-link{border:0;padding:0;text-align:left;background:transparent;color:var(--ink);font-size:12px}.email-link:hover{background:transparent;color:var(--teal)}.unread-dot{display:inline-block;background:#278be3;width:6px;height:6px;border-radius:50%;margin-right:7px}.subject{max-width:230px;overflow:hidden;text-overflow:ellipsis}.code-button{font:600 14px 'SFMono-Regular',Consolas,monospace;letter-spacing:1px;background:var(--soft);border:0;color:#007e84;padding:4px 7px}.text-button{border:0;padding:4px 5px;color:var(--teal);background:transparent}.pagination{padding:13px 15px;display:flex;justify-content:space-between;align-items:center;gap:10px;color:var(--muted);font-size:12px}.pagination>div{display:flex;align-items:center;gap:10px}.pagination button{padding:3px 9px}.reader{padding:20px;min-height:470px}.reader-title{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);margin-bottom:20px;padding-bottom:12px}.reader-title h2{font-size:15px;margin:0}.reader-title button{padding:0 5px;font-size:20px;border:0}.reader #message-subject{line-height:1.5;word-break:break-word}.reader #sender{margin-top:16px;word-break:break-word;font-size:13px}.empty{text-align:center;padding:60px 20px;color:var(--muted)}.empty h3{color:var(--ink);font-weight:500;margin-bottom:8px}.empty p{font-size:12px}.envelope{font-size:32px;color:#97b7bd}#history{display:flex;gap:6px;flex-wrap:wrap;padding:14px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);max-height:180px;overflow:auto}#history button{font-size:11px;padding:5px 8px;max-width:100%;text-overflow:ellipsis;overflow:hidden;white-space:nowrap}#history button.active{background:var(--soft);color:var(--teal);border-color:#aad5d4}.code-card{padding:16px;background:var(--soft);border-radius:8px;margin:23px 0}.code-card>span{font-size:12px;color:var(--muted)}.code-card>div{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:6px 0 10px}.code-card strong{font:600 28px 'SFMono-Regular',Consolas,monospace;letter-spacing:3px}.code-card button{font-size:12px;padding:8px}.code-card small{color:var(--muted);font-size:10px}#message-body{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;font:13px/1.95 'PingFang SC','Noto Sans CJK SC',sans-serif;max-height:470px;overflow:auto}#reader-account{width:100%;font-size:12px;margin-top:15px}.info-strip{padding:15px 18px;background:#edf6f5;color:#507676;font-size:12px;border:1px solid #dcebea;border-radius:7px;margin-bottom:22px}.footnote{margin-top:20px}.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;background:var(--bg);color:#536c78}.login-layout{min-height:calc(100vh - 72px);display:grid;grid-template-columns:1.12fr 1fr;max-width:1450px;margin:auto}.login-story{padding:110px 12% 50px 13%;background:#ecf5f3;border-right:1px solid var(--line)}.login-story h1{font-size:50px;line-height:1.5;margin:35px 0 22px;font-weight:600}.login-story p{color:#607b7c;line-height:2}.story-line{display:flex;gap:25px;font-size:11px;color:var(--teal);margin-top:70px;padding-top:20px;border-top:1px solid #cfe0dd}.login-form{align-self:center;width:80%;max-width:400px;margin:60px auto;padding:25px}.login-form h2{font-size:25px;margin-top:15px}.login-form>p{color:var(--muted);font-size:12px;margin-bottom:28px}label{display:block;font-size:12px;font-weight:500;margin:0 0 18px}input,select,textarea{display:block;width:100%;border:1px solid #dbe3eb;border-radius:6px;padding:11px 12px;color:var(--ink);background:white;outline:none;margin-top:7px;font-size:13px}input:focus,select:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 2px #008a9110}.code-input,.email-input{display:flex;align-items:center;gap:8px}.code-input input{min-width:0}.code-input button{white-space:nowrap;margin-top:7px;padding:10px}.email-input input{min-width:0}.email-input span{font-size:13px;white-space:nowrap;color:var(--muted)}.login-submit{width:100%;padding:12px;margin:8px 0 15px}dialog{border:1px solid var(--line);border-radius:12px;padding:27px;width:540px;max-width:calc(100vw - 28px);max-height:92vh;color:var(--ink)}dialog::backdrop{background:#17263c55;backdrop-filter:blur(2px)}.dialog-heading{display:flex;justify-content:space-between;align-items:start;margin-bottom:22px}.dialog-heading h2{margin:0}.dialog-heading>button{border:0;padding:0 5px;font-size:23px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}button:focus-visible,a:focus-visible{outline:2px solid var(--teal);outline-offset:3px}@media(min-width:1500px){.mail-layout{grid-template-columns:minmax(0,1fr) 400px}}@media(max-width:1250px){.sidebar{width:155px}main{padding:24px}.mail-layout{grid-template-columns:minmax(0,1fr)}.reader{min-height:200px}.table-scroll{max-height:500px}.reader #message-body{max-height:320px}}@media(max-width:700px){.topbar{height:auto;min-height:64px;padding:12px 15px;gap:8px;flex-wrap:wrap}.brand{font-size:16px;gap:8px}.brand>b{width:34px;font-size:23px;line-height:34px}.domain{font-size:10px;padding:2px 7px}.top-actions{margin-left:auto;font-size:10px;gap:8px}.top-actions button{font-size:11px;padding:4px 8px}.workspace{display:block}.sidebar{width:100%;padding:8px 12px;border-right:0;border-bottom:1px solid var(--line)}.sidebar nav{display:flex;gap:8px}.sidebar nav a{padding:8px 15px;margin:0}.sidebar-bottom{display:none}main{padding:22px 14px}.page-heading{align-items:flex-start;gap:12px}.page-heading h1{font-size:23px}.page-heading p{font-size:12px}.page-heading>button{white-space:nowrap;font-size:12px;padding:8px}.eyebrow{font-size:9px}.stats{gap:8px}.stats>div{padding:11px;display:block}.stats span{font-size:10px}.stats strong{font-size:22px;display:block}.toolbar{gap:9px;flex-wrap:wrap}.search-label{flex-basis:100%;max-width:none}.toolbar button{font-size:12px}.table-scroll{max-height:450px}th,td{padding:12px}.pagination{font-size:10px;padding:12px 8px}.pagination>div{gap:6px}.reader{padding:18px}.form-grid{grid-template-columns:1fr}.login-layout{display:block}.login-story{padding:35px 25px;border:0}.login-story h1{font-size:32px;line-height:1.4;margin:15px 0}.login-story h1 br{display:none}.login-story p{font-size:12px;margin-bottom:0}.story-line{display:none}.login-form{width:100%;margin:15px auto 40px;max-width:440px}.login-form h2{font-size:23px}dialog{padding:22px}.table-card{border-radius:8px}}
.login-tabs{display:flex;gap:8px;margin:20px 0 25px}.login-tabs button{flex:1;font-size:12px}.login-tabs .active{color:var(--teal);background:var(--soft);border-color:#add7d7}.login-form .privacy-note{font-size:11px;line-height:1.9;background:#edf5f4;border-left:2px solid #9acac8;padding:12px;margin:15px 0}.login-form{max-width:450px}.top-actions{flex-wrap:wrap}
.invite-preview{max-width:880px;margin:30px auto}.invite-preview .card{background:white;border:1px solid var(--line);border-radius:9px;padding:25px}.invite-preview .row{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 0;border-bottom:1px solid var(--line)}.invite-preview .section-head{display:flex;align-items:center;justify-content:space-between;margin-top:25px}.invite-preview .card>h3{margin-top:30px}.invite-preview .card p{color:var(--muted);font-size:12px}.invite-preview a{color:var(--teal)}