:root{color-scheme:dark;--bg-app:#141416;--bg-rail:#18181b;--bg-panel:#1d1d21;--bg-raised:#232329;--bg-field:#202026;--bg-field-hover:#26262d;--bg-field-focus:#2a2b33;--text-primary:#f3f0ea;--text-secondary:#c2bbb0;--text-muted:#8d877f;--text-on-accent:#182019;--border-soft:#2d2c32;--border-default:#37363d;--border-active:#4a4852;--border-focus:#8faf9d;--accent-primary:#8faf9d;--accent-primary-hover:#9db9a8;--accent-primary-pressed:#7e9d8b;--accent-primary-soft:rgba(143,175,157,0.14);--accent-relational:#a58fbf;--accent-relational-soft:rgba(165,143,191,0.16);--accent-pinned:#c9a86a;--accent-pinned-soft:rgba(201,168,106,0.16);--accent-review:#7fa7b8;--accent-review-soft:rgba(127,167,184,0.14);--state-danger:#b17676;--state-danger-soft:rgba(177,118,118,0.14);--state-info:#8fa9b8;--state-info-soft:rgba(143,169,184,0.14);--shadow-panel:0 18px 40px rgba(0,0,0,0.24);--shadow-drawer:-10px 0 36px rgba(0,0,0,0.34);--shadow-menu:0 10px 24px rgba(0,0,0,0.28)}:root[data-theme=light]{color-scheme:light;--bg-app:#f6f2ea;--bg-rail:#efe8de;--bg-panel:#fbf8f2;--bg-raised:#f3ede4;--bg-field:#fffdf8;--bg-field-hover:#f7f3ec;--bg-field-focus:#f3eee6;--text-primary:#2f2a26;--text-secondary:#625950;--text-muted:#85786d;--text-on-accent:#162018;--border-soft:#ddd3c7;--border-default:#d0c5b7;--border-active:#b7ab9d;--border-focus:#8daa96;--accent-primary:#8daa96;--accent-primary-hover:#98b4a0;--accent-primary-pressed:#789583;--accent-primary-soft:rgba(141,170,150,0.16);--accent-relational:#9d90b8;--accent-relational-soft:rgba(157,144,184,0.16);--accent-pinned:#ba9b63;--accent-pinned-soft:rgba(186,155,99,0.16);--accent-review:#7099aa;--accent-review-soft:rgba(112,153,170,0.14);--state-danger:#a25f5f;--state-danger-soft:rgba(162,95,95,0.14);--state-info:#6e8c98;--state-info-soft:rgba(110,140,152,0.14);--shadow-panel:0 14px 32px rgba(70,50,30,0.08);--shadow-drawer:-10px 0 28px rgba(70,50,30,0.12);--shadow-menu:0 12px 24px rgba(70,50,30,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(circle at top left,rgba(143,175,157,.1),transparent 28%),radial-gradient(circle at top right,rgba(165,143,191,.08),transparent 22%),var(--bg-app);color:var(--text-primary);font-family:Inter,IBM Plex Sans,sans-serif}body{min-height:100vh}button,input,select,textarea{font:inherit}button{border:1px solid var(--border-soft);background:var(--bg-raised);color:var(--text-primary);border-radius:12px;cursor:pointer;padding:.65rem .9rem;transition:background-color .16s ease,border-color .16s ease,color .16s ease,transform .16s ease,opacity .16s ease}button:hover:not(:disabled){border-color:var(--border-active);background:var(--bg-field-hover)}button:disabled{opacity:.45;cursor:not-allowed}input,select,textarea{width:100%;border:1px solid var(--border-soft);background:var(--bg-field);color:var(--text-primary);border-radius:12px;padding:.8rem .9rem;transition:border-color .16s ease,background-color .16s ease,box-shadow .16s ease}input:hover,select:hover,textarea:hover{background:var(--bg-field-hover)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--border-focus);background:var(--bg-field-focus);box-shadow:0 0 0 3px rgba(143,175,157,.1)}textarea{resize:vertical}a{color:inherit}.centered{min-height:100vh;display:grid;place-items:center;padding:1rem}.auth-shell{background:radial-gradient(circle at top,rgba(143,175,157,.16),transparent 28%),var(--bg-app)}.auth-card{width:min(460px,100%);display:grid;gap:1rem;background:rgba(29,29,33,.84);border:1px solid var(--border-soft);border-radius:24px;padding:2rem;box-shadow:var(--shadow-panel);backdrop-filter:blur(14px)}:root[data-theme=light] .auth-card{background:rgba(251,248,242,.9)}.auth-card h1,.chat-header h1,.detail-pane h1,.view-sheet h1{margin:0;font-size:1.9rem;line-height:1.1}.eyebrow{margin:0 0 .4rem;font-size:.76rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.eyebrow,.muted{color:var(--text-muted)}.muted{margin:0}.checkbox-field,.field{display:grid;gap:.5rem}.field>span{color:var(--text-secondary);font-size:.92rem;font-weight:600}.checkbox-field small,.field small{color:var(--text-muted);font-size:.82rem;line-height:1.45}.large-field textarea{min-height:260px}.checkbox-field{grid-template-columns:auto 1fr;align-items:start;gap:.8rem;padding:.85rem .95rem;border:1px solid var(--border-soft);border-radius:16px;background:rgba(255,255,255,.02)}.checkbox-field input,.checkbox-line input{width:auto;margin-top:.15rem}.checkbox-field span,.checkbox-line{display:grid;gap:.2rem}.checkbox-field strong{font-size:.95rem}.checkbox-line{display:inline-flex;align-items:center;gap:.55rem}.quiet-toggle{font-size:.9rem;color:var(--text-secondary)}.btn-primary{border-color:transparent;background:var(--accent-primary);color:var(--text-on-accent);font-weight:700}.btn-primary:hover:not(:disabled){background:var(--accent-primary-hover);border-color:transparent}.ghost-danger{color:var(--state-danger);background:var(--state-danger-soft);border-color:transparent}.ghost-danger:hover:not(:disabled){background:rgba(177,118,118,.2)}.icon-button{padding:.55rem .7rem;min-width:44px}.button-icon{width:18px;height:18px;display:block}.quiet-link{padding:0;border:0;border-radius:0;background:transparent;color:var(--text-secondary);font-weight:600;text-align:left}.quiet-link:hover:not(:disabled){background:transparent;border-color:transparent;color:var(--text-primary)}.tag{display:inline-flex;align-items:center;height:26px;padding:0 .65rem;border-radius:999px;background:rgba(255,255,255,.04);color:var(--text-secondary);font-size:.78rem;font-weight:600}.tag.relational{background:var(--accent-relational-soft);color:var(--accent-relational)}.tag.pinned{background:var(--accent-pinned-soft);color:var(--accent-pinned)}.tag.review{background:var(--accent-review-soft);color:var(--accent-review)}.tag.muted-tag{background:rgba(255,255,255,.04);color:var(--text-muted)}.app-shell{min-height:100vh;height:100dvh;display:grid;grid-template-columns:320px minmax(0,1fr);gap:24px;padding:24px;overflow:hidden}.context-column,.main-stage,.side-panel{min-height:0}.rail-nav{display:grid;gap:.65rem;align-content:start;justify-items:stretch;width:100%}.rail-link{min-height:54px;padding:.6rem;width:100%;min-width:0;display:flex;align-items:center;justify-content:center;background:transparent;border-color:transparent;border-radius:16px;font-size:.82rem;font-weight:700;color:var(--text-muted)}.rail-link.active{background:var(--accent-primary-soft);border-color:rgba(143,175,157,.24);color:var(--accent-primary)}.context-column,.main-stage,.modal-card,.side-panel{border:1px solid var(--border-soft);border-radius:24px;background:rgba(29,29,33,.82);box-shadow:var(--shadow-panel);backdrop-filter:blur(14px)}:root[data-theme=light] .context-column,:root[data-theme=light] .main-stage,:root[data-theme=light] .modal-card,:root[data-theme=light] .side-panel{background:rgba(251,248,242,.9)}.context-column{display:grid;grid-template-rows:minmax(0,1fr) auto;overflow:hidden}.unified-sidebar{padding:1.2rem;gap:1rem}.sidebar-body{min-height:0;display:grid;align-content:start;gap:1.2rem;overflow:hidden}.chats-sidebar .sidebar-body{grid-template-rows:auto minmax(0,1fr)}.memories-sidebar .sidebar-body{grid-template-rows:auto auto minmax(0,1fr)}.settings-sidebar .sidebar-body{align-content:start}.sidebar-footer{border-top:1px solid var(--border-soft);padding-top:1rem}.sidebar-global-nav{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:.5rem}.context-head{display:grid;gap:.8rem}.context-head-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem}.compact-head{gap:0}.context-head h2,.detail-pane h3,.modal-card h3,.panel-sheet h2,.view-sheet h3{margin:0}.chat-list-shell,.context-stack,.memory-list-shell,.override-groups,.review-grid,.settings-layout{min-height:0}.context-stack{display:grid;align-content:start;gap:1rem;min-height:0;overflow:hidden}.context-stack-empty{display:block}.memory-nav-stack{grid-template-rows:auto auto auto}.segmented-control{display:flex;gap:.4rem;padding:.35rem;background:rgba(255,255,255,.03);border-radius:18px;border:1px solid var(--border-soft)}.segmented-control.vertical{flex-direction:column}.context-nav-plain{padding:0;border:0;background:transparent;align-self:start}.segment{flex:1;border-color:transparent;background:transparent;color:var(--text-secondary);display:inline-flex;align-items:center;justify-content:center;gap:.45rem}.segment.active{background:var(--accent-primary-soft);border-color:rgba(143,175,157,.2);color:var(--accent-primary)}.composer-attachments,.context-actions,.detail-actions,.filter-row,.message-inline-actions,.meta-pill-row,.panel-actions{display:flex;gap:.65rem;flex-wrap:wrap}.filter-row{gap:.45rem}.chip{min-height:32px;padding:.35rem .8rem;border-radius:999px;background:var(--bg-raised);color:var(--text-secondary)}.chip.active{background:var(--accent-primary-soft);color:var(--accent-primary);border-color:rgba(143,175,157,.24)}.chat-list{display:grid;gap:.75rem;align-content:start;overflow:auto;padding:0 .5rem}.chat-list-shell,.memory-list-shell{min-height:0;overflow:hidden}.chat-list-shell{overflow-y:auto}.memory-list-shell{overflow-y:auto;padding-right:.25rem}.chat-list-item{display:grid;grid-template-columns:1fr auto;gap:.6rem;padding:.85rem;border-radius:16px;border:1px solid transparent;background:transparent}.chat-list-item:hover{background:rgba(255,255,255,.03)}.chat-list-item.active{background:var(--accent-primary-soft);border-color:rgba(143,175,157,.22)}.chat-list-main{border:0;background:transparent;padding:.1rem;display:grid;gap:.35rem;text-align:left}.chat-list-main strong{font-size:.97rem}.chat-list-main span{color:var(--text-muted);font-size:.82rem}.chat-menu-wrap{position:relative;align-self:start}.chat-action-menu{position:absolute;right:0;top:calc(100% + .45rem);width:220px;display:grid;gap:.25rem;padding:.5rem;border-radius:18px;border:1px solid var(--border-soft);background:var(--bg-raised);box-shadow:var(--shadow-menu);z-index:20}.menu-item{border:0;background:transparent;justify-content:flex-start;text-align:left;padding:.7rem .8rem}.menu-item.danger{color:var(--state-danger)}.appearance-card,.empty-context-card,.review-card,.review-summary-card,.settings-summary-card,.usage-card,.usage-detail-grid .settings-section{border:1px solid var(--border-soft);background:rgba(255,255,255,.03);border-radius:20px;padding:1rem}.settings-layout .settings-section{padding-top:1.5rem;border-top:1px solid var(--border-soft)}.settings-layout .settings-section:first-child{padding-top:0;border-top:none}.settings-danger-zone{padding-top:1.5rem;border-top:1px solid var(--border-soft)}.appearance-card,.review-summary-card,.settings-summary-card{display:grid;gap:.45rem}.memory-list-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:.6rem;padding:.3rem;border-radius:16px;border:1px solid transparent}.memory-list-row:hover{background:rgba(255,255,255,.03)}.memory-list-row.active{background:rgba(165,143,191,.08);border-color:rgba(165,143,191,.2)}.memory-list-item{display:grid;gap:.35rem;width:100%;min-width:0;padding:.85rem .9rem;text-align:left;border-radius:16px;background:transparent;border-color:transparent}.memory-list-item strong{font-size:.94rem;min-width:0;overflow-wrap:anywhere}.memory-list-item span{color:var(--text-muted);font-size:.8rem;text-transform:lowercase;min-width:0;overflow-wrap:anywhere}.memory-item-tags{display:flex;gap:.4rem;flex-wrap:wrap}.memory-delete-button{align-self:start}.library-toolbar{display:grid;gap:1rem}.library-tabs{width:fit-content}.memory-library-list-shell{min-height:0;overflow:auto;padding-right:.25rem}.memory-library-list{display:grid;gap:.8rem;align-content:start}.main-stage{display:grid;overflow:hidden}.chat-workspace{min-height:0;display:grid;grid-template-rows:auto 1fr auto;position:relative;overscroll-behavior:none}.chat-header,.detail-pane-head,.panel-head,.view-sheet-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.chat-header{align-items:center;padding:1rem 1.25rem .85rem;border-bottom:1px solid var(--border-soft)}.chat-header-copy{min-width:0;display:grid;gap:.35rem;flex:1}.chat-title-row{display:flex;align-items:center;gap:.5rem;min-width:0}.chat-header h1{font-size:1.35rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-title-input{width:min(100%,420px);max-width:420px;font-size:1.35rem;font-weight:700;line-height:1.1;padding:.3rem .45rem}.chat-header-actions{display:flex;gap:.65rem;align-items:center}.chat-header-status{margin:0;color:var(--text-muted);font-size:.78rem}.header-nav-button{flex-shrink:0}.messages{min-height:0;overflow:auto;overscroll-behavior:contain;display:grid;gap:1rem;padding:1.1rem 1.25rem;align-content:start}.messages.is-empty{align-content:center}.messages-virtuoso{min-height:0}.message-list-row{padding-bottom:1rem}.message-history-loader{padding:.2rem .1rem .85rem;font-size:.8rem}.message-day-divider{display:flex;align-items:center;justify-content:center;margin:.15rem 0}.message-day-divider span{display:inline-flex;align-items:center;justify-content:center;min-height:30px;padding:.2rem .8rem;border-radius:999px;border:1px solid var(--border-soft);background:rgba(255,255,255,.03);color:var(--text-muted);font-size:.76rem;font-weight:700;letter-spacing:.08em}.chat-empty-state,.empty-detail-pane{display:grid;align-content:start;justify-items:start;gap:.55rem;padding:1.2rem .1rem;max-width:30rem}.chat-empty-state h2,.empty-detail-pane h2{margin:0;font-size:1.2rem}.message-card{display:grid;gap:.8rem}.message-card.forward-selectable{cursor:pointer;position:relative}.message-card.forward-selected{outline:2px solid var(--accent-primary);outline-offset:3px}.forward-checkbox{position:absolute;top:.5rem;left:-1.75rem;width:1.1rem;height:1.1rem;border-radius:50%;border:2px solid var(--accent-primary);background:var(--bg-secondary);display:flex;align-items:center;justify-content:center;font-size:.65rem;color:var(--accent-primary);font-weight:700;flex-shrink:0}.message-card.forward-selected .forward-checkbox{background:var(--accent-primary);color:var(--bg-primary,#fff)}.message-card.user{border-radius:22px;border:1px solid rgba(143,175,157,.24);padding:1rem 1.05rem;background:var(--accent-primary-soft);margin-left:5rem;margin-right:2rem}.message-card.assistant{padding:.5rem .15rem}.message-card-top{display:flex;justify-content:flex-start;align-items:center;gap:.75rem}.message-card.assistant .message-card-top{margin-left:2rem}.small-action{min-height:30px;padding:.3rem .6rem;border-radius:999px;font-size:.76rem;background:rgba(255,255,255,.04)}.icon-only-action{min-width:32px;padding:0;display:inline-flex;align-items:center;justify-content:center}.forward-selection-bar{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.6rem .75rem;border:1px solid var(--border-soft);border-radius:14px;background:rgba(255,255,255,.04)}.forward-selection-meta{display:grid;gap:.2rem}.forward-selection-note{color:var(--text-muted);font-size:.82rem}.forward-selection-error{color:var(--state-danger);font-size:.82rem}.forward-selection-actions{display:inline-flex;align-items:center;gap:.5rem;flex-shrink:0}.forward-selection-target{display:inline-flex;align-items:center;gap:.4rem;font-size:.875rem;color:var(--text-secondary)}.forward-selection-target select{font-size:.875rem;padding:.25rem .5rem;border-radius:8px;border:1px solid var(--border-soft);background:var(--bg-input,var(--bg-secondary));color:var(--text-primary);cursor:pointer;max-width:180px}.message-content{overflow-x:hidden}.message-card.assistant .message-content{margin-top:1rem;margin-right:2rem;margin-left:2rem}.message-content p{margin:.4rem 0}.message-content ol,.message-content ul{margin:.25rem 0 .8rem 1.2rem}.message-content blockquote{margin:.75rem 0;padding:.5rem .85rem;border-left:3px solid var(--accent-primary);color:var(--text-secondary);background:rgba(255,255,255,.03);border-radius:0 14px 14px 0}.message-content table{width:100%;border-collapse:collapse;margin:.6rem 0}.message-content td,.message-content th{border:1px solid var(--border-soft);padding:.45rem .55rem;text-align:left;vertical-align:top}.inline-code{display:inline-flex;align-items:center;min-height:28px;padding:0 .45rem;border-radius:8px;border:1px solid var(--border-soft);background:var(--bg-field);font-size:.88em}.attachments{display:grid;gap:.55rem}.attachment-row{border:1px solid var(--border-soft);border-radius:14px;padding:.75rem;display:flex;justify-content:space-between;align-items:center;gap:.75rem;background:rgba(255,255,255,.03)}.attachment-actions{display:inline-flex;align-items:center;gap:.55rem;flex-wrap:wrap;justify-content:flex-end}.thinking{color:var(--text-muted);padding:0 .1rem .5rem}.tool-status{margin-top:.7rem;gap:.5rem;border-radius:999px;border:1px solid var(--border-soft);background:rgba(255,255,255,.04);color:var(--text-muted);font-size:.92rem}.message-error-state,.tool-status{display:inline-flex;align-items:center;padding:.45rem .7rem}.message-error-state{width:fit-content;max-width:100%;border-radius:999px;border:1px solid rgba(214,170,120,.2);background:rgba(214,170,120,.1);color:#e2b775;font-size:.85rem}.tool-status-dot{width:.55rem;height:.55rem;border-radius:999px;background:var(--accent);box-shadow:0 0 0 0 rgba(255,255,255,.28);animation:tool-status-pulse 1.2s ease-in-out infinite}@keyframes tool-status-pulse{0%{transform:scale(.9);opacity:.65}70%{transform:scale(1.15);opacity:1}to{transform:scale(.9);opacity:.65}}.composer{padding:.8rem 1rem calc(.9rem + env(safe-area-inset-bottom));border-top:1px solid var(--border-soft);display:grid;gap:.55rem;background:rgba(255,255,255,.02)}.composer-editing-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap}.composer-row{display:grid;grid-template-columns:auto minmax(0,1fr) auto auto;gap:.65rem;align-items:end;border:1px dashed transparent;border-radius:var(--radius-md);padding:.25rem;transition:border-color .2s ease,background-color .2s ease}.composer-row-drag-active{border-color:var(--accent);background:color-mix(in oklab,var(--accent) 10%,transparent)}.composer-attachments{align-items:center}.composer-status{font-size:.82rem}.composer-drop-hint,.composer-status-hint{font-size:.78rem;color:var(--muted)}.composer-icon-button{min-height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center}.voice-input-button.recording{border-color:color-mix(in oklab,var(--state-danger) 60%,var(--border-soft));color:var(--state-danger);background:var(--state-danger-soft)}.composer-input{min-height:44px;max-height:180px;resize:none;overflow-y:hidden;line-height:1.45;padding:.7rem .85rem}.send-btn{min-width:44px;min-height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center}.hidden-file-input{display:none}.jump-to-latest-button{position:absolute;left:50%;bottom:calc(96px + env(safe-area-inset-bottom));transform:translateX(-50%);width:48px;height:48px;padding:0;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;box-shadow:var(--shadow-menu);z-index:4}.chat-workspace:has(.composer-input:focus) .jump-to-latest-button{display:none}.attachment-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.24rem .32rem .24rem .55rem;border-radius:999px;border:1px solid var(--border-soft);background:var(--bg-raised);font-size:.8rem}.attachment-chip button{min-height:28px;padding:.1rem .5rem;border-radius:999px}.chip-status{display:inline-flex;align-items:center;min-height:22px;padding:0 .45rem;border-radius:999px;background:rgba(255,255,255,.04);color:var(--text-muted);font-size:.73rem}.detail-pane,.memory-library-stage,.panel-sheet,.view-sheet{min-height:0;height:100%}.detail-pane,.panel-sheet,.view-sheet{display:grid;align-content:start;gap:1.15rem;padding:1.5rem;overflow:auto}.modal-sheet{max-height:calc(100vh - 5rem);overflow:auto}.detail-back-row{display:grid;gap:.35rem;justify-items:start}.detail-section{display:grid;gap:.65rem}.detail-section p{margin:0;line-height:1.65;color:var(--text-secondary)}.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;margin:0}.detail-grid div{display:grid;gap:.25rem;padding:.85rem .9rem;border:1px solid var(--border-soft);border-radius:16px;background:rgba(255,255,255,.03)}.detail-grid dt{color:var(--text-muted);font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.detail-grid dd{margin:0;color:var(--text-primary)}.review-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.review-card{display:grid;gap:.9rem}.review-card h3{margin:0;font-size:1rem}.review-card p{margin:0;color:var(--text-secondary);line-height:1.55}.review-card-head{display:flex;justify-content:space-between;gap:.75rem;align-items:flex-start}.review-banner{padding:.85rem 1rem;border-radius:18px;background:var(--accent-review-soft);color:var(--accent-review);border:1px solid rgba(127,167,184,.18);font-weight:700}.settings-layout{display:grid;gap:1rem;align-content:start;overflow-x:hidden}.settings-sheet{align-content:stretch;grid-template-rows:auto minmax(0,1fr) auto}.settings-main-content{min-height:0;display:grid;align-content:start;gap:1rem;overflow:auto;padding-right:.25rem}.settings-section{display:grid;gap:1rem}details.settings-section{display:block}details.settings-section summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:1rem}details.settings-section summary::-webkit-details-marker{display:none}details.settings-section summary h3{margin:0}details.settings-section summary:after{content:"›";font-size:1.3rem;color:var(--text-muted);transition:transform .2s;transform:rotate(90deg);flex-shrink:0}details.settings-section[open] summary:after{transform:rotate(-90deg)}details.settings-section .settings-fields{margin-top:1rem}.settings-section.compact{gap:.75rem}.override-stack,.settings-fields{display:grid;gap:.85rem}.override-modal-sheet{grid-template-rows:auto minmax(0,1fr) auto;overflow:hidden}.override-modal-body{min-height:0;overflow:auto;display:grid;align-content:start;gap:1.15rem;padding-right:.15rem}.override-row{display:grid;gap:.75rem;padding:.95rem;border-radius:18px;border:1px solid var(--border-soft);background:rgba(255,255,255,.03)}.override-meta{display:grid;gap:.25rem}.override-meta label{font-weight:700}.override-meta p,.override-meta span{margin:0;color:var(--text-muted);font-size:.84rem}.override-controls{display:grid;gap:.65rem}.appearance-card{gap:.7rem}.usage-card-grid,.usage-detail-grid{display:grid;gap:1rem}.usage-card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.usage-card{display:grid;gap:.4rem}.settings-danger-zone{align-content:start}.usage-card small,.usage-card span{color:var(--text-muted)}.usage-card strong{font-size:1.45rem}.full-width-button{width:100%}.side-panel{width:460px;overflow:hidden;box-shadow:var(--shadow-drawer)}.debug-panel{background:rgba(24,26,31,.9)}:root[data-theme=light] .debug-panel{background:rgba(241,238,232,.95)}.two-column-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.8rem}.debug-pre{margin:0;padding:1rem;border-radius:18px;border:1px solid var(--border-soft);background:#111318;color:#d7dee6;font-family:JetBrains Mono,IBM Plex Mono,monospace;font-size:.82rem;line-height:1.55;overflow:auto;white-space:pre-wrap;word-break:break-word;min-height:200px}:root[data-theme=light] .debug-pre{background:#f4f1eb;color:#2d3138}.modal-backdrop{position:fixed;inset:0;background:rgba(10,11,14,.54);display:grid;place-items:center;padding:1rem;z-index:60}.mobile-overlay-backdrop{padding:0;place-items:stretch start}.mobile-sidebar-sheet{width:min(420px,100vw);height:100dvh;display:grid;grid-template-rows:auto minmax(0,1fr) auto;border-radius:0 24px 24px 0;border-left:0;box-shadow:var(--shadow-drawer)}.mobile-sheet-topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-bottom:.75rem}.mobile-sheet-topbar .eyebrow{margin:0}.mobile-sheet-backdrop{padding:0;place-items:end center}.mobile-action-sheet{width:min(560px,100vw);border-radius:24px 24px 0 0;border-bottom:0;padding:.7rem 1rem calc(1rem + env(safe-area-inset-bottom))}.mobile-sheet-handle{width:44px;height:4px;border-radius:999px;background:var(--border-active);margin:0 auto .75rem}.mobile-action-sheet-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:.7rem}.mobile-action-list{display:grid;gap:.35rem}.mobile-action-list .menu-item{width:100%;border-radius:16px}.mobile-shell-header{display:flex;align-items:center;gap:.75rem;padding:.25rem 0}.mobile-shell-header strong{flex:1;min-width:0;font-size:1rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.mobile-shell-spacer{width:44px;flex-shrink:0}.modal-card{width:min(560px,100%);display:grid;gap:1rem;padding:1.5rem}.debug-modal-card{width:min(920px,calc(100vw - 2rem))}.debug-modal-card,.memory-create-modal-card{max-height:calc(100vh - 2rem);overflow:hidden}.memory-create-modal-card{width:min(760px,calc(100vw - 2rem))}.forward-modal-card{width:min(680px,calc(100vw - 2rem));max-height:calc(100vh - 2rem);overflow:hidden}.forward-modal-sheet{gap:1rem}.forward-modal-note{margin:0;color:var(--text-muted);font-size:.9rem}.mobile-sheet-backdrop{align-items:end}.toast-error{border-radius:16px;background:rgba(177,118,118,.18);border:1px solid rgba(177,118,118,.24);color:var(--state-danger)}.toast-error,.toast-success{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);max-width:min(640px,calc(100vw - 2rem));padding:.85rem 1rem;box-shadow:var(--shadow-menu);z-index:70;display:inline-flex;align-items:center;gap:.75rem}.toast-success{border-radius:16px;background:rgba(92,151,109,.18);border:1px solid rgba(92,151,109,.26);color:#84d298}.toast-dismiss{min-width:32px;min-height:32px;padding:0;border-radius:999px}.error{margin:0;color:var(--state-danger)}@media (max-width:1320px){.app-shell{grid-template-columns:280px minmax(0,1fr)}.side-panel{width:400px}}@media (max-width:1100px){.rail-link{min-height:44px}.side-panel{min-height:420px}.detail-grid,.two-column-grid,.usage-card-grid{grid-template-columns:1fr}}@media (max-width:900px){.app-shell{grid-template-columns:1fr;gap:12px;padding:12px}.main-stage,.modal-card,.side-panel{border-radius:20px}.mobile-shell{grid-template-rows:auto minmax(0,1fr)}.mobile-shell.section-chats{grid-template-rows:minmax(0,1fr)}.chat-header,.composer,.messages{padding-left:.9rem;padding-right:.9rem}.chat-header{gap:.65rem;padding-top:.8rem;padding-bottom:.7rem}.chat-header h1{font-size:1rem}.chat-title-input{max-width:none;font-size:1rem}.chat-header-status{display:none}.messages{padding-top:.9rem;padding-bottom:.9rem;gap:.85rem}.message-day-divider{margin:0}.message-day-divider span{width:100%;max-width:11rem}.chat-empty-state,.empty-detail-pane{padding:.7rem 0}.chat-empty-state h2,.empty-detail-pane h2{font-size:1.05rem}.composer{padding-top:.65rem;gap:.45rem}.jump-to-latest-button{bottom:calc(90px + env(safe-area-inset-bottom))}.composer-row{display:flex;flex-wrap:wrap;row-gap:.3rem;column-gap:0;align-items:flex-end;border:1px solid var(--border-soft);border-radius:20px;background:var(--bg-field);padding:.3rem .4rem .4rem;transition:border-color .16s ease,background-color .16s ease}.composer-row:focus-within{border-color:var(--border-focus);background:var(--bg-field-focus)}.composer-row-drag-active{border-color:var(--accent-primary);background:var(--accent-primary-soft)}.composer-input{order:0;flex:1 0 100%;border:none;background:transparent;box-shadow:none;padding:.5rem .6rem .25rem;min-height:38px;max-height:120px}.composer-input:focus,.composer-input:hover{border-color:transparent;background:transparent;box-shadow:none}.composer-icon-button{order:1;min-width:40px;min-height:40px}.send-btn{order:2;margin-left:auto;min-width:40px;min-height:40px;border-radius:999px;background:var(--text-primary);border-color:transparent;color:var(--bg-app)}.send-btn:hover:not(:disabled){background:var(--text-secondary);border-color:transparent}.send-btn:disabled{background:var(--text-primary);border-color:transparent;opacity:.3}.chat-header-actions .icon-button,.header-nav-button{min-width:40px;min-height:40px}.attachment-row,.detail-pane-head,.message-card-top,.panel-head,.review-card-head,.view-sheet-head{flex-direction:column;align-items:flex-start}.memory-library-list,.memory-library-list-shell,.memory-list-item,.memory-list-row{min-width:0;max-width:100%}.memory-library-list-shell{overflow-x:hidden}.mobile-sidebar-sheet{width:min(100vw,420px)}.mobile-action-sheet{width:100vw;border-radius:20px 20px 0 0}.review-grid{grid-template-columns:1fr}}@media (max-width:760px){.modal-backdrop{padding:.75rem}.mobile-overlay-backdrop,.mobile-sheet-backdrop{padding:0}.mobile-sidebar-sheet{width:100vw;border-radius:0}}