:root{--ink:#25372d;--paper:#f8f8ef;--accent:#c6f064;--orange:#ed7a43;--line:#dce1d1;--muted:#737e70}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Avenir Next","PingFang SC",sans-serif;display:grid;grid-template-columns:244px 1fr;min-height:100vh}button,input,textarea{font:inherit}button,a,input,textarea{outline-offset:5px}button{cursor:pointer;color:inherit;border:0}button:disabled{opacity:.45;cursor:not-allowed}aside{padding:32px 24px;background:#edf0e4;border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;gap:9px;align-items:center;text-decoration:none;color:inherit;font-weight:800;font-size:23px;letter-spacing:-1px}.mark{background:var(--ink);color:var(--accent);height:32px;width:32px;display:inline-grid;place-content:center;border-radius:9px;font-size:21px;position:relative}.mark span{position:absolute;font-size:13px;right:0;top:-8px;color:var(--orange)}.mail{font-size:10px;letter-spacing:2px;font-weight:600;margin-left:3px;padding-top:4px}.account{font-size:11px;margin:23px 0 30px;display:flex;gap:8px;align-items:center}.dot{width:6px;height:6px;background:var(--ink);border-radius:50%}.primary{background:var(--ink);color:var(--paper);padding:13px 23px;border-radius:9px;font-weight:600;box-shadow:0 3px 0 #c6cdba}.primary:hover{background:#415444}nav{margin-top:30px}.folder{display:flex;gap:15px;width:100%;padding:13px 17px;background:transparent;text-align:left;border-radius:9px;margin-bottom:7px;font-size:17px}.folder span{font-size:14px}.folder.selected{background:var(--accent)}.sidebar-foot{margin-top:auto;font-size:11px;color:var(--muted);line-height:2}.sidebar-foot a{display:block;color:var(--ink);margin-top:12px;text-decoration:none}main{padding:42px 38px;min-width:0}header{display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:10px;letter-spacing:3px;color:var(--muted)}h1{margin:8px 0 10px;font-size:38px;letter-spacing:-2px;font-weight:600}.orange{color:var(--orange);padding-left:4px}.outline{background:transparent;border:1px solid var(--line);border-radius:8px;padding:8px 13px;font-size:12px}.outline:hover{background:#e9eddf}#notice{min-height:20px;font-size:12px;color:var(--muted);margin:12px 0 23px}.workspace{display:grid;grid-template-columns:minmax(260px,35%) 1fr;border:1px solid var(--line);border-radius:15px;min-height:65vh;background:#fffef9;overflow:hidden}.list-panel{border-right:1px solid var(--line);display:flex;flex-direction:column}#messages{flex:1}.message{display:block;width:100%;text-align:left;background:transparent;padding:22px;border-bottom:1px solid var(--line)}.message:hover,.message.active{background:#f0f5df}.message .meta{display:flex;justify-content:space-between;gap:8px;font-size:10px;color:var(--muted)}.message strong{display:block;font-size:14px;margin:9px 0 5px;overflow-wrap:anywhere}.message .sender{font-size:11px;overflow-wrap:anywhere}.pagination{padding:14px;display:flex;justify-content:space-between;gap:5px}.detail{padding:32px;min-width:0}.empty{min-height:48vh;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:var(--muted)}.empty-icon{height:76px;width:76px;background:var(--accent);color:var(--ink);display:grid;place-content:center;border-radius:23px;transform:rotate(-8deg);font-size:42px;margin-bottom:18px}.empty h2{font-size:18px;color:var(--ink);font-weight:500}.empty p{font-size:12px}.detail h2{font-size:24px;font-weight:600;overflow-wrap:anywhere}.details-meta{font-size:12px;line-height:1.9;color:var(--muted);overflow-wrap:anywhere}.message-body{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.9 "Avenir Next","PingFang 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var(--line);border-radius:8px;padding:11px;background:#fffef9;color:var(--ink);margin-top:7px}textarea{resize:vertical;line-height:1.7}.compose-footer{display:flex;align-items:center;justify-content:space-between;margin-top:20px}.compose-footer span,#send-status{font-size:12px;color:var(--muted)}@media(max-width:1050px){body{grid-template-columns:200px 1fr}aside{padding:30px 17px}main{padding:30px 24px}.workspace{grid-template-columns:1fr}.list-panel{border-right:0;border-bottom:1px solid var(--line)}.empty{min-height:220px}#messages{max-height:360px;overflow:auto}}@media(max-width:650px){body{display:block}aside{height:auto;position:static;padding:20px;display:grid;grid-template-columns:1fr auto;gap:10px}.account{margin:7px 0;grid-row:2}#compose{grid-column:2;grid-row:1/3}nav{grid-column:1/3;display:flex;margin:8px 0 0;gap:8px}.folder{margin:0}.sidebar-foot{display:none}main{padding:25px 16px}h1{font-size:32px}.detail{padding:24px}.brand{font-size:21px}.workspace{border-radius:12px}}@media(prefers-reduced-motion:no-preference){main{animation:arrive .3s ease-out}@keyframes arrive{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}}

body.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:24px;background:radial-gradient(ellipse at 25% 10%,#e8edcf,transparent 60%),var(--paper)}.login-card{width:460px;max-width:100%;background:#fffef9;border:1px solid var(--line);border-radius:22px;padding:44px;box-shadow:0 20px 70px #26372a0b}.login-card .brand{margin-bottom:48px}.login-card h1{margin-top:12px}.login-card p{font-size:13px;line-height:1.8;color:var(--muted)}.login-card form .primary{width:100%;margin-top:20px}.login-note{border-top:1px solid var(--line);padding-top:20px;margin-top:26px;font-size:11px;line-height:1.8;color:var(--muted)}