:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;--bg: #f4f7f6;--surface: #ffffff;--surface-soft: #eef5f3;--ink: #17211f;--muted: #5d6f6a;--line: #d8e3e0;--teal: #2d8c88;--teal-dark: #176763;--amber: #b87920;--blue: #315f9c;--danger: #b42318;--shadow: 0 16px 40px rgba(23, 33, 31, .08)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100dvh;background:var(--bg);color:var(--ink)}button,input{font:inherit}button{cursor:pointer}button:disabled,input:disabled{cursor:not-allowed;opacity:.6}button:focus-visible,input:focus-visible{outline:3px solid rgba(49,95,156,.35);outline-offset:2px}.shell{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:16px;width:min(1180px,calc(100vw - 32px));min-height:calc(100dvh - 32px);margin:16px auto}.assistant-panel,.side-panel{min-width:0}.assistant-panel{display:grid;grid-template-rows:auto minmax(260px,1fr) auto;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden}.topbar{display:flex;align-items:center;gap:14px;padding:16px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,#fff,#edf7f4)}.ron-avatar{width:64px;height:64px;border-radius:8px;display:grid;place-items:center;background:#dff0ed;border:2px solid transparent;overflow:hidden;flex:0 0 auto}.ron-avatar img{width:100%;height:100%;object-fit:cover}.ron-avatar.listening{border-color:var(--blue)}.ron-avatar.thinking{border-color:var(--amber)}.ron-avatar.success{border-color:var(--teal)}.ron-avatar.error{border-color:var(--danger)}.topbar h1,.topbar p,.section-title h2,.draft-box h3,.message p{margin:0}.topbar h1{font-size:22px;line-height:1.2}.topbar p{margin-top:4px;color:var(--muted);font-size:14px}.status-pill{margin-left:auto;min-height:36px;display:inline-flex;align-items:center;gap:8px;padding:0 12px;border:1px solid #b8d9d5;border-radius:999px;background:#effaf8;color:var(--teal-dark);font-size:13px;font-weight:600}.conversation{display:flex;flex-direction:column;gap:10px;padding:16px;overflow:auto}.message{width:min(720px,92%);padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:var(--surface-soft)}.message.user{align-self:flex-end;background:#eef2f8;border-color:#cfdaec}.message span{display:block;margin-bottom:4px;color:var(--muted);font-size:12px;font-weight:700;text-transform:uppercase}.message p{line-height:1.5}.composer{padding:16px;border-top:1px solid var(--line);background:#fbfdfc}.composer label{display:block;margin-bottom:8px;color:var(--muted);font-size:13px;font-weight:700}.composer-row{display:grid;grid-template-columns:48px minmax(0,1fr) auto;gap:8px}.composer input{width:100%;min-height:48px;border:1px solid var(--line);border-radius:8px;padding:0 14px;color:var(--ink);background:var(--surface)}.icon-button,.primary-button,.secondary-button{min-height:44px;border-radius:8px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .18s ease,border-color .18s ease,transform .18s ease}.icon-button{width:48px;background:var(--surface-soft);border-color:var(--line);color:var(--teal-dark)}.primary-button{padding:0 16px;background:var(--teal);color:#fff;font-weight:700}.secondary-button{padding:0 14px;background:#fff;border-color:var(--line);color:var(--ink);font-weight:700}.icon-button:hover,.secondary-button:hover{border-color:#a9c8c2}.primary-button:hover{background:var(--teal-dark)}.side-panel{display:grid;grid-template-rows:auto 1fr;gap:16px}.draft-box,.quick-box{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:16px;box-shadow:var(--shadow)}.section-title{display:flex;align-items:center;gap:8px;margin-bottom:12px;color:var(--teal-dark)}.section-title h2{font-size:16px}.draft-box h3{font-size:18px;line-height:1.3}.draft-box p,.empty-state p{color:var(--muted);line-height:1.5}.draft-box ul{padding-left:18px;color:var(--ink);line-height:1.6}.draft-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.empty-state{display:flex;align-items:center;gap:10px;min-height:86px;padding:12px;border:1px dashed #bfd0cc;border-radius:8px;background:#fbfdfc}.quick-list{display:grid;gap:8px}.quick-list button{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);text-align:left;line-height:1.35}.quick-list button:hover{border-color:#a9c8c2;background:#f7fbfa}.spin{animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:1ms!important;transition-duration:1ms!important}}@media(max-width:900px){.shell{grid-template-columns:1fr}.side-panel{grid-template-rows:auto auto}}@media(max-width:640px){.shell{width:min(100vw - 16px,100%);margin:8px auto}.topbar{align-items:flex-start}.status-pill{display:none}.composer-row{grid-template-columns:48px minmax(0,1fr)}.primary-button{grid-column:1 / -1}}