:root{--bg:#fafbf9;--panel:#fff;--ink:#242a27;--muted:#626a65;--line:#dce1db;--accent:#285c46;--soft:#edf2ee;--danger:#a43737}*{box-sizing:border-box}[hidden]{display:none!important}html,body{height:100%;overflow:hidden}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 'PingFang SC','Microsoft YaHei',sans-serif}h1,h2,p{margin-top:0}h1{font-size:22px;font-weight:600;margin:0}h2{font-size:18px;margin-top:24px}button,input,textarea,select{font:inherit}button{min-height:44px;cursor:pointer;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--ink);padding:9px 18px}button:hover{background:var(--soft)}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,input:focus,textarea:focus,select:focus{outline:2px solid var(--accent);outline-offset:2px}.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.primary:hover{background:#214c3a}.danger{color:var(--danger)}input,textarea,select{width:100%;min-width:0;border:1px solid var(--line);border-radius:6px;padding:10px 12px;background:var(--panel);color:var(--ink)}textarea{resize:none;line-height:1.8;overflow:auto}label{display:block;margin:0 0 18px;font-size:14px}label input,label textarea,label select{display:block;margin-top:6px}.muted{color:var(--muted);font-size:13px;overflow-wrap:anywhere}#workspace{height:100dvh;display:grid;grid-template-columns:180px minmax(0,1fr)}aside{padding:28px 16px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:24px;background:var(--panel);min-height:0}.brand{font-size:19px;font-weight:600;padding:0 12px}nav{display:grid;gap:8px}nav button{text-align:left;border:0}.selected{background:var(--soft);color:var(--accent)}#logout{margin-top:auto;border:0;color:var(--muted);text-align:left}main{min-height:0;min-width:0;padding:24px 40px;display:flex;flex-direction:column;overflow:hidden}header{display:flex;align-items:center;gap:16px;height:52px;flex-shrink:0}#back{border:0;padding:8px;color:var(--muted)}#message{height:32px;flex-shrink:0;overflow:auto;font-size:13px;color:var(--accent);padding:4px 0}#message.error,#login-error{color:var(--danger)}.notice{font-size:12px;margin:0;color:var(--muted);flex-shrink:0}.page{flex:1;min-height:0;min-width:0;width:100%;max-width:840px;margin:0 auto;display:flex;flex-direction:column;overflow:hidden}.home{align-items:center;justify-content:center;padding-bottom:10vh}.home>button{min-width:180px;min-height:54px;font-size:18px}.scroll{min-height:0;overflow:auto;overscroll-behavior:contain;scrollbar-gutter:stable;overflow-wrap:anywhere}#list{flex:1}.filters{display:grid;grid-template-columns:1fr 110px;gap:12px;margin-bottom:20px;flex-shrink:0}.doc{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;padding:18px 4px;overflow-wrap:anywhere}.doc strong{font-weight:500}.doc small{display:block;color:var(--muted);font-size:12px}.compose>label:first-child{flex-shrink:0}.body-field{display:flex;flex:1;min-height:0;flex-direction:column;margin:0}.body-field textarea{flex:1;min-height:0}.actions{display:flex;justify-content:flex-end;gap:10px;padding:18px 0 0;flex-shrink:0}.actions button{min-width:120px}#edit-form>.scroll{flex:1;padding:2px 4px}details{border-top:1px solid var(--line);padding:16px 0;margin:12px 0}summary{cursor:pointer;color:var(--muted);font-size:14px}details[open]>summary{margin-bottom:16px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.8 inherit;max-height:250px;overflow:auto}.fields{display:grid;grid-template-columns:minmax(90px,1fr) minmax(0,2fr);gap:16px}#settings{display:block;padding:0 4px}#accounts-list p{font-size:14px;border-bottom:1px solid var(--line);padding:12px 0;overflow-wrap:anywhere}#accounts-list button{margin-left:8px}.login{height:100dvh;overflow:auto;display:grid;place-items:center;padding:24px}.login form{width:min(360px,100%)}.login h1{margin-bottom:28px}.login button{width:100%}#login-error{font-size:13px;margin-top:12px}@media(max-width:760px){#workspace{grid-template-columns:1fr;grid-template-rows:60px minmax(0,1fr);height:var(--app-height,100dvh)}aside{padding:8px 16px;flex-direction:row;align-items:center;gap:8px;border-right:0;border-bottom:1px solid var(--line)}.brand{font-size:16px;padding:0;white-space:nowrap;margin-right:auto}nav{display:flex;gap:0}nav button{padding:8px 10px;font-size:14px}#logout{margin:0;padding:8px 6px;font-size:13px}main{padding:12px 20px max(12px,env(safe-area-inset-bottom))}header{height:44px}h1{font-size:19px}#message{height:30px}.home{padding-bottom:8vh}.actions{padding-top:12px}.actions button{width:100%}.compose>label:first-child{margin-bottom:12px}#edit-form textarea{max-height:40dvh}.login{padding:24px}}@media(max-width:350px){aside{padding:8px}.brand{font-size:14px}nav button{padding:8px}main{padding-left:14px;padding-right:14px}}
/* V1.1: two bounded interaction areas, no archive metadata on the home screen. */
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.dual{max-width:1200px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;padding:16px 0 0;align-items:stretch;justify-content:normal}
.interaction{min-width:0;min-height:0;display:flex;flex-direction:column;gap:12px;overflow:hidden}
.interaction h2{margin:0;font-size:17px;font-weight:500;flex-shrink:0}.interaction textarea{min-height:0}
#chat-log{flex:1;min-height:0}#chat-status{margin:0;min-height:21px;flex-shrink:0}#chat-form{flex-shrink:0}#chat-input{display:block;max-height:120px}
.chat-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:10px}#voice{touch-action:none;user-select:none}.chat-message{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:18px;font-size:14px}.chat-message strong{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}.chat-message button{display:block;margin-top:8px;padding:4px 10px;font-size:12px;min-height:36px}
#create-form #intake-text{flex:1}#create-form .actions{padding:0}#create-form input{flex-shrink:0}.switch{display:flex;align-items:center;gap:10px}.switch input{width:auto;margin:0}#auto-form{padding:16px 0;border-bottom:1px solid var(--line)}
@media(max-width:760px){.dual{grid-template-columns:1fr;grid-template-rows:minmax(0,1.2fr) minmax(0,1fr);gap:18px;padding-top:4px}.interaction{gap:6px}#chat-input{height:58px}#chat-status{font-size:12px;line-height:1.4;min-height:17px}.chat-actions{margin-top:6px}.chat-actions button{padding:6px 14px}#chat-form{max-height:112px}#intake-title{padding:7px 10px}.interaction h2{font-size:15px}#create-form .actions button{min-height:42px}.interaction .actions{padding:0}}

@media(max-width:760px) and (max-height:560px){header{height:32px}#message{height:24px}.dual{gap:10px;grid-template-rows:minmax(0,1fr) minmax(0,1fr)}.interaction{gap:4px}.interaction h2{font-size:13px;line-height:18px}#chat-status{display:none}#chat-form{display:flex;gap:6px;align-items:stretch;min-height:40px}#chat-input{height:40px;flex:1;padding:6px}.chat-actions{margin:0}.chat-actions button{min-width:0;padding:4px 10px}#intake-title{padding:4px 8px;height:30px}#create-form .actions{padding:0}#create-form .actions button{min-height:34px;padding:4px 12px}#intake-text{padding:4px 8px}}