:root{--ink:#2f2c29;--muted:#7a746d;--line:#ded9d1;--paper:#f7f4ee;--surface:#ffffffbd;--surface-strong:#fffdf9;--accent:#c56f52;--resident:#c56f52;--wash:#f6e5dc}*{box-sizing:border-box}html,body{min-height:100%}body{background:var(--paper);color:var(--ink);margin:0;font-family:Segoe UI,Microsoft YaHei UI,PingFang SC,sans-serif}button,textarea{font:inherit}button{color:inherit}.garden-shell{background:radial-gradient(circle at 12% 4%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 28rem), linear-gradient(135deg, #f8f5ef 0%, #f2eee7 100%);min-height:100vh;transition:background .28s,color .28s}.garden-shell.is-night{--ink:#ece8df;--muted:#a9a39a;--line:#403c37;--paper:#1d1c1a;--surface:#2a2825c7;--surface-strong:#2c2926;background:radial-gradient(circle at 13% 0%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 32rem), linear-gradient(135deg, #1f1e1b 0%, #171715 100%)}.topbar{border-bottom:1px solid var(--line);background:color-mix(in srgb, var(--surface-strong) 82%, transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);grid-template-columns:1fr auto 1fr;align-items:center;height:76px;padding:0 28px;display:grid}.brand-lockup,.active-person,.name-line,.topbar-status,.rail-heading,.panel-heading,.system-card-head,.composer-actions,.composer-hints{align-items:center;display:flex}.brand-lockup{gap:13px}.brand-lockup h1{margin:1px 0 0;font-family:Georgia,Noto Serif SC,serif;font-size:18px;font-weight:600}.eyebrow{color:var(--muted);letter-spacing:.16em;margin:0;font-size:9px;font-weight:750}.brand-mark{border:1px solid color-mix(in srgb, var(--accent) 42%, var(--line));background:color-mix(in srgb, var(--accent) 10%, var(--surface-strong));border-radius:50%;justify-content:center;align-items:flex-end;gap:3px;width:37px;height:37px;padding-bottom:8px;display:flex}.brand-mark span{background:var(--accent);transform-origin:bottom;border-radius:10px 10px 2px 2px;width:3px}.brand-mark span:first-child{height:11px;transform:rotate(-22deg)}.brand-mark span:nth-child(2){height:17px}.brand-mark span:nth-child(3){height:12px;transform:rotate(22deg)}.topbar-status{color:var(--muted);gap:9px;font-size:12px}.status-dot,.resident-online{background:#6c956c;border-radius:50%;width:7px;height:7px;display:inline-block;box-shadow:0 0 0 4px #6c956c1f}.status-divider{background:var(--line);width:1px;height:13px}.quiet-button,.round-button{border:1px solid var(--line);background:var(--surface);cursor:pointer}.quiet-button{border-radius:999px;justify-self:end;padding:9px 13px;font-size:12px}.quiet-button:hover,.round-button:hover{border-color:var(--accent)}.workspace{grid-template-columns:255px minmax(420px,1fr) 288px;min-height:calc(100vh - 76px);display:grid}.resident-rail,.control-panel{background:color-mix(in srgb, var(--surface) 88%, transparent);padding:28px 22px}.resident-rail{border-right:1px solid var(--line);flex-direction:column;display:flex}.control-panel{border-left:1px solid var(--line)}.rail-heading{color:var(--muted);letter-spacing:.08em;justify-content:space-between;margin-bottom:15px;font-size:12px;font-weight:650}.count{background:color-mix(in srgb, var(--accent) 10%, transparent);min-width:24px;color:var(--accent);text-align:center;border-radius:999px;padding:3px 7px}.resident-list{gap:8px;display:grid}.resident-card{--card-color:#888;--card-wash:#eee;text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;border-radius:15px;grid-template-columns:42px 1fr auto;align-items:center;gap:11px;width:100%;padding:10px;display:grid}.resident-card:hover{background:color-mix(in srgb, var(--card-wash) 42%, transparent)}.resident-card.is-active{border-color:color-mix(in srgb, var(--card-color) 25%, var(--line));background:color-mix(in srgb, var(--card-wash) 60%, var(--surface));box-shadow:inset 3px 0 0 var(--card-color)}.resident-avatar,.large-avatar,.message-avatar{border:1px solid color-mix(in srgb, var(--resident) 32%, var(--line));background:color-mix(in srgb, var(--wash) 72%, var(--surface-strong));color:var(--resident);border-radius:50%;flex:none;place-items:center;font-family:Georgia,Noto Serif SC,serif;display:grid}.resident-avatar{border-color:color-mix(in srgb, var(--card-color) 30%, var(--line));background:color-mix(in srgb, var(--card-wash) 75%, var(--surface-strong));width:42px;height:42px;color:var(--card-color)}.resident-copy{gap:3px;min-width:0;display:grid}.resident-copy strong{font-size:13px}.resident-copy small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.resident-online{width:6px;height:6px}.shared-room{border:1px dashed var(--line);width:100%;color:var(--muted);text-align:left;background:0 0;border-radius:15px;align-items:center;gap:11px;margin-top:14px;padding:11px;display:flex}.shared-icon{border:1px dashed var(--line);border-radius:50%;place-items:center;width:40px;height:40px;font-size:20px;display:grid}.shared-room span:last-child{gap:3px;display:grid}.shared-room strong{font-size:12px}.shared-room small{font-size:10px}.rail-note{color:var(--muted);margin-top:auto;padding:24px 4px 0}.rail-note .leaf{color:var(--accent);font-size:24px}.rail-note p{margin:7px 0 0;font-size:11px;line-height:1.65}.chat-panel{grid-template-rows:auto 1fr auto;min-width:0;display:grid}.chat-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:90px;padding:20px 30px;display:flex}.active-person{gap:13px}.large-avatar{width:47px;height:47px;font-size:17px}.name-line{gap:9px}.name-line h2{margin:0;font-family:Georgia,Noto Serif SC,serif;font-size:20px}.active-person p{color:var(--muted);margin:4px 0 0;font-size:11px}.demo-pill,.outline-pill{border:1px solid color-mix(in srgb, var(--resident) 30%, var(--line));color:var(--resident);border-radius:999px;padding:3px 7px;font-size:9px}.round-button{width:36px;height:36px;color:var(--muted);border-radius:50%}.conversation{padding:25px clamp(24px,5vw,72px);overflow-y:auto}.day-divider{color:var(--muted);letter-spacing:.08em;align-items:center;gap:12px;margin-bottom:26px;font-size:9px;display:flex}.day-divider:before,.day-divider:after{content:"";background:var(--line);flex:1;height:1px}.message-row{align-items:flex-start;gap:11px;margin-bottom:24px;display:flex}.message-row.from-user{justify-content:flex-end}.message-avatar{width:31px;height:31px;margin-top:18px;font-size:11px}.message-stack{max-width:min(610px,78%)}.message-meta{color:var(--muted);align-items:center;gap:8px;margin:0 7px 6px;font-size:9px;display:flex}.message-meta strong{color:var(--ink);font-size:10px}.from-user .message-meta{justify-content:flex-end}.message-bubble{border:1px solid var(--line);background:var(--surface-strong);border-radius:5px 17px 17px;margin:0;padding:13px 15px;font-size:13px;line-height:1.7;box-shadow:0 6px 24px #38302809}.from-user .message-bubble{border-color:color-mix(in srgb, var(--accent) 26%, var(--line));background:color-mix(in srgb, var(--accent) 10%, var(--surface-strong));border-radius:17px 5px 17px 17px}.is-compact .message-row{margin-bottom:12px}.is-compact .message-bubble{padding:9px 12px;line-height:1.5}.composer{border:1px solid color-mix(in srgb, var(--accent) 22%, var(--line));background:var(--surface-strong);border-radius:18px;margin:0 clamp(20px,4vw,58px) 26px;padding:11px 13px 10px;box-shadow:0 14px 45px #38302814}.composer:focus-within{border-color:var(--accent);box-shadow:0 14px 45px color-mix(in srgb, var(--accent) 12%, transparent)}.composer textarea{resize:none;width:100%;min-height:54px;color:var(--ink);background:0 0;border:0;outline:0;font-size:13px;line-height:1.6}.composer textarea::placeholder{color:var(--muted)}.composer-actions{justify-content:space-between;gap:12px}.composer-hints{color:var(--muted);gap:9px;font-size:9px}.composer-hints button{background:color-mix(in srgb, var(--line) 40%, transparent);cursor:pointer;border:0;border-radius:50%;width:26px;height:26px}.send-button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:999px;padding:8px 14px;font-size:11px}.send-button:disabled{opacity:.38;cursor:default}.send-button span{margin-left:4px}.panel-heading{border-bottom:1px solid var(--line);justify-content:space-between;padding-bottom:19px}.panel-heading h2{margin:4px 0 0;font-family:Georgia,Noto Serif SC,serif;font-size:18px}.edit-mark{color:var(--accent);font-size:18px}.control-section{border-bottom:1px solid var(--line);padding:20px 0}.control-section label{margin-bottom:12px;font-size:11px;font-weight:700;display:block}.control-section p{color:var(--muted);margin:11px 0 0;font-size:10px;line-height:1.55}.accent-picker{gap:10px;display:flex}.accent-picker button{border:4px solid var(--surface-strong);width:27px;height:27px;box-shadow:0 0 0 1px var(--line);cursor:pointer;border-radius:50%}.accent-picker button.is-selected{box-shadow:0 0 0 2px var(--surface-strong), 0 0 0 3px var(--accent)}.segmented-control{border:1px solid var(--line);background:color-mix(in srgb, var(--line) 28%, transparent);border-radius:11px;grid-template-columns:1fr 1fr;padding:3px;display:grid}.segmented-control button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:8px;padding:7px;font-size:10px}.segmented-control button.is-selected{background:var(--surface-strong);color:var(--ink);box-shadow:0 2px 8px #28231e14}.system-card{border:1px solid var(--line);background:color-mix(in srgb, var(--surface-strong) 82%, transparent);border-radius:16px;margin-top:20px;padding:15px}.system-card-head{justify-content:space-between;margin-bottom:12px;font-size:10px;font-weight:700}.outline-pill{border-color:var(--line);color:var(--muted)}.system-card dl{gap:9px;margin:0;display:grid}.system-card dl div{color:var(--muted);justify-content:space-between;gap:14px;font-size:10px;display:flex}.system-card dt,.system-card dd{margin:0}.system-card dd{color:var(--ink)}.system-card dd.ok{color:#678267}.next-step{border-left:2px solid var(--accent);background:color-mix(in srgb, var(--accent) 7%, transparent);margin-top:18px;padding:13px 14px}.next-step span{color:var(--accent);letter-spacing:.12em;font-size:9px;font-weight:750}.next-step p{color:var(--muted);margin:7px 0 0;font-size:10px;line-height:1.55}@media (max-width:1040px){.workspace{grid-template-columns:220px minmax(0,1fr)}.control-panel{display:none}}@media (max-width:720px){.topbar{grid-template-columns:1fr auto;height:68px;padding:0 16px}.topbar-status{display:none}.workspace{grid-template-columns:76px minmax(0,1fr);min-height:calc(100vh - 68px)}.resident-rail{padding:18px 10px}.rail-heading,.resident-copy,.resident-online,.shared-room span:last-child,.rail-note{display:none}.resident-card{grid-template-columns:1fr;place-items:center;padding:8px 5px;display:grid;box-shadow:none!important}.resident-card.is-active{border-color:var(--card-color)}.shared-room{justify-content:center;padding:8px 5px}.chat-heading{min-height:80px;padding:16px}.conversation{padding:20px 14px}.message-stack{max-width:88%}.composer{margin:0 12px 14px}.composer-hints span{display:none}.brand-lockup h1{font-size:15px}.eyebrow{font-size:8px}}