:root{color-scheme:light dark;--bg: #efe7d6;--ink: #2f2418;--ink-soft: #655644;--panel: rgba(255, 250, 242, .86);--line: rgba(83, 58, 28, .2);--accent: #b5682d;--accent-2: #6a8a69;--danger: #8d3d1d;--radius: 18px;--shadow: 0 12px 32px rgba(48, 31, 16, .14);--bottom-nav-height: 64px;--page-bg: radial-gradient(circle at 100% -20%, #d8c2a5 0%, transparent 38%), radial-gradient(circle at -10% 110%, #ceb692 0%, transparent 35%), linear-gradient(180deg, #f7f1e4 0%, #e9ddc8 100%);--hero-bg: linear-gradient(140deg, rgba(255, 247, 233, .95), rgba(246, 227, 197, .78)), url(https://www.transparenttextures.com/patterns/concrete-wall.png);--surface-1: rgba(255, 255, 255, .67);--surface-2: rgba(255, 255, 255, .58);--surface-3: rgba(255, 249, 239, .7);--thumb-bg: linear-gradient(180deg, #ebdeca, #d7c2a3);--nav-bg: rgba(255, 246, 232, .82);--input-bg: #fffef8;--progress-track: #d6c2a4;--bubble-ai-bg: #f2eadb;--bubble-user-bg: #87451c;--bubble-user-ink: #ffffff;--blockquote-bg: rgba(255, 255, 255, .45);--blockquote-line: #9b7c50;--inline-code-bg: rgba(77, 55, 34, .12);--md-link: #8b4219;--chat-card-title: #4b3825;--chat-card-text: #5f503f;--chat-card-meta: #8b4a20;--citation-tag-bg: rgba(233, 208, 170, .58);--citation-tag-text: #8f5a30;--citation-title: #533b25;--citation-text: #60503f}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;font-family:"Noto Serif SC",ZCOOL XiaoWei,STKaiti,serif;color:var(--ink);background:var(--page-bg)}a{color:inherit;text-decoration:none}.app-shell{max-width:1120px;margin:0 auto;min-height:100svh;padding:calc(12px + env(safe-area-inset-top,0px)) 12px calc(18px + var(--bottom-nav-height) + env(safe-area-inset-bottom,0px))}.app-shell.no-nav{display:grid;grid-template-rows:auto minmax(0,1fr);padding-bottom:calc(14px + env(safe-area-inset-bottom,0px))}.app-shell.no-nav .app-main{min-height:0}.app-header{padding:8px 2px 12px}.app-header h1{margin:0;font-size:clamp(1.35rem,2vw,1.8rem);letter-spacing:.02em}.app-header p{margin:.45rem 0 0;color:var(--ink-soft);font-size:.92rem}.app-main{display:grid;gap:14px;align-content:start}.app-main>*{min-width:0}.home-main,.collection-main,.excavate-main,.detail-main,.ai-main,.pdf-main,.hall-main{min-width:0}.hero-card,.panel{border:1px solid var(--line);background:var(--panel);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);box-shadow:var(--shadow);border-radius:var(--radius);padding:16px}.hero-card{background:var(--hero-bg)}.hero-card h2{margin:.25rem 0 .45rem;font-size:clamp(1.15rem,2vw,1.5rem)}.hero-card p,.panel p{margin:0;color:var(--ink-soft);line-height:1.55}.eyebrow{color:var(--danger);letter-spacing:.1em;font-size:.76rem;text-transform:uppercase}.hero-actions{margin-top:14px;display:flex;flex-wrap:wrap;gap:10px}.hero-actions.compact{margin-top:8px}.home-ai-entry{margin-top:12px;display:grid;gap:8px;padding:10px;border:1px solid var(--line);border-radius:14px;background:#ffffff75}.home-ai-entry label{font-size:.84rem;color:var(--ink-soft)}.home-ai-entry-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px}.home-ai-entry-row input{border:1px solid var(--line);border-radius:10px;padding:10px;font:inherit;background:var(--input-bg);color:var(--ink)}.home-ai-suggestions{display:flex;flex-wrap:wrap;gap:8px}.home-spotlight{padding:12px}.home-spotlight-card{display:grid;gap:10px}.home-spotlight-image{height:clamp(168px,36vw,240px)}.home-spotlight-meta{display:grid;gap:4px}.home-spotlight-meta h4{margin:0;font-size:1.04rem}.home-spotlight-meta p{margin:0;color:var(--ink-soft);font-size:.86rem}.home-spotlight-meta small{color:#5e554a;line-height:1.5}.start-shortcut{display:none}.btn{border:1px solid transparent;border-radius:999px;padding:8px 16px;min-height:40px;font:inherit;cursor:pointer}.btn:disabled{opacity:.58;cursor:not-allowed}.btn.primary{background:linear-gradient(135deg,#9a541f,var(--accent));color:#fdf2df}.btn.ghost{background:var(--surface-2);border-color:var(--line)}.stats-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.stats-grid article{border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--surface-3)}.stats-grid strong{display:block;font-size:1.2rem}.stats-grid span{color:var(--ink-soft);font-size:.82rem}.panel-title-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.panel-title-row h3{margin:0}.panel-title-row a{color:var(--danger);font-size:.9rem}.artifact-scroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(160px,220px);overflow-x:auto;gap:10px;padding-bottom:6px}.artifact-chip,.artifact-card{border:1px solid var(--line);background:var(--surface-1);border-radius:14px;padding:10px}.thumb-frame{border-radius:12px;height:128px;display:grid;place-items:center;overflow:hidden;background:var(--thumb-bg)}.thumb-frame>picture,.hall-hero-image>picture{width:100%;height:100%;display:block}.artifact-hero>picture{width:100%;display:block}.thumb-frame img,.artifact-hero img,.artifact-model{width:100%;height:100%;object-fit:contain}.artifact-hero{display:grid;gap:8px}.artifact-hero img{height:auto;max-height:min(56vh,560px)}.artifact-chip h4,.artifact-card h3{margin:8px 0 4px;font-size:.98rem}.artifact-chip p,.artifact-card p,.artifact-card small{margin:0;color:var(--ink-soft);font-size:.82rem}.filter-row{display:grid;grid-auto-flow:column;grid-auto-columns:max-content;gap:8px;overflow-x:auto}.pill{border:1px solid var(--line);background:var(--surface-2);padding:8px 12px;min-height:38px;border-radius:999px;cursor:pointer;white-space:nowrap;font:inherit}.pill.active{background:linear-gradient(120deg,#d7853e,#b4672f);color:#fff;border-color:transparent}.artifact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px}.card-meta{margin-top:8px;display:grid;gap:2px}.bottom-nav{position:fixed;left:50%;bottom:calc(8px + env(safe-area-inset-bottom,0px));transform:translate(-50%);width:min(760px,calc(100% - 20px));border:1px solid var(--line);border-radius:999px;padding:6px;background:var(--nav-bg);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;min-height:var(--bottom-nav-height);z-index:60}.hall-entry-landscape{display:none}.nav-item{display:grid;justify-items:center;gap:2px;padding:7px 6px;min-height:52px;align-content:center;border-radius:999px;color:var(--ink-soft);font-size:.72rem}.nav-item.active{background:linear-gradient(150deg,#be6f2f,#a45528);color:#fff6e8}.progress-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.progress-track{height:10px;background:var(--progress-track);border-radius:999px;overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#8d4a1d,#d28037)}.flow-steps{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.step{font-size:.78rem;color:var(--ink-soft);border:1px solid var(--line);border-radius:999px;padding:4px 10px;background:var(--surface-2)}.step.active{background:linear-gradient(120deg,#6b8c6a,#4f7250);color:#f0f7ef;border-color:transparent}.excavation-stage{padding:8px 4px}.excavate-grid,.excavation-one-window{display:grid;gap:12px}.excavate-picker{display:grid;gap:8px;padding-top:2px}.excavate-picker h3{margin:0;font-size:1.02rem;color:var(--ink)}.excavate-picker label{display:grid;gap:6px;color:var(--ink-soft);font-size:.9rem;margin-top:4px}.excavate-picker input{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font:inherit;background:var(--input-bg)}.excavate-stage-block{display:grid;gap:8px}.excavate-footer{border:1px solid var(--line);border-radius:12px;background:var(--surface-1);padding:10px 12px;display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--ink-soft);font-size:.9rem}.excavation-canvas-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;position:relative;background:radial-gradient(circle at 50% 0%,rgba(255,255,255,.4),transparent 45%),radial-gradient(circle at 14% 100%,rgba(88,66,44,.25),transparent 42%),linear-gradient(180deg,#d9c3a0,#b89b74);min-height:360px;box-shadow:inset 0 0 0 1px #ffffff40}.excavation-canvas{width:100%;height:min(66vh,620px);cursor:pointer;touch-action:manipulation}.gyro-overlay{position:absolute;left:10px;right:10px;bottom:10px;border-radius:12px;padding:10px;background:#2c1e12b8;color:#fff4e2;display:grid;gap:8px;justify-items:center}.gyro-overlay p{margin:0;font-size:.78rem;text-align:center}.gyro-overlay .btn{min-height:34px}.gyro-badge{position:absolute;left:10px;top:10px;border-radius:999px;background:#345635d1;color:#eaf7ea;border:1px solid rgba(185,231,188,.45);font-size:.72rem;line-height:1;padding:6px 10px;pointer-events:none}.reveal-panel{background:radial-gradient(circle at 50% 8%,rgba(255,255,255,.52),transparent 52%),linear-gradient(180deg,#fffaf2f0,#f2e4cee0);border-color:#8c623459}.reveal-panel h3{margin:0 0 6px;color:#7c4a22}.artifact-stage-button{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,#ecdfc9,#d2be9e);width:100%;min-height:340px;overflow:hidden;position:relative;cursor:pointer}.artifact-model{position:absolute;top:0;right:0;bottom:0;left:0;padding:12px}.artifact-model--masked{filter:grayscale(1) saturate(.5) contrast(.9);transform:scale(1.02)}.dirt-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 30% 20%,rgba(0,0,0,.26),transparent 35%),radial-gradient(circle at 70% 70%,rgba(0,0,0,.18),transparent 40%),url(https://www.transparenttextures.com/patterns/dirt.png),#6f573b;transition:opacity .35s}.hint-text{margin-top:10px;color:var(--ink-soft)}.wish-panel label{display:grid;gap:6px;color:var(--ink-soft);font-size:.9rem;margin-top:10px}.wish-panel input{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font:inherit;background:var(--input-bg)}.wish-reason{margin-top:8px!important;color:var(--danger)!important;font-size:.86rem}.pick-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.range-control{display:grid;gap:6px;font-size:.86rem;color:var(--ink-soft)}.range-control input[type=range]{width:100%;accent-color:#9f5f2b}.range-control span{font-size:.8rem;color:var(--ink-soft)}.tab-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.tab{border:1px solid var(--line);border-radius:999px;background:var(--surface-2);padding:8px 10px;min-height:40px;cursor:pointer;font:inherit}.tab.active{background:linear-gradient(120deg,#6a8a69,#4f6f4e);color:#f7fff6;border-color:transparent}.markdown-content{display:grid;gap:8px}.markdown-content h2,.markdown-content h3,.markdown-content p,.markdown-content blockquote,.markdown-content ul,.markdown-content ol,.markdown-content pre{margin:0}.markdown-content h2{font-size:1.16rem;color:var(--ink)}.markdown-content h3{font-size:1.03rem;color:var(--danger)}.markdown-content p{white-space:pre-line;line-height:1.66;color:var(--ink)}.markdown-content blockquote{white-space:pre-line;line-height:1.62;border-left:3px solid var(--blockquote-line);padding-left:10px;color:var(--ink-soft);background:var(--blockquote-bg);border-radius:0 8px 8px 0}.markdown-content ul,.markdown-content ol{padding-left:1.1rem;color:var(--ink);line-height:1.6}.markdown-content pre{white-space:pre-wrap;border:1px solid var(--line);background:var(--surface-2);border-radius:8px;padding:8px 10px;font-size:.86rem}.markdown-content code{font-family:SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;font-size:.9em}.markdown-content p code,.markdown-content li code,.markdown-content blockquote code{background:var(--inline-code-bg);border-radius:6px;padding:1px 5px}.markdown-content a{color:var(--md-link);text-decoration:underline;text-underline-offset:2px;word-break:break-word}.markdown-content img{max-width:100%;height:auto;display:block;border-radius:8px;border:1px solid var(--line)}.markdown-content table{width:100%;border-collapse:collapse;overflow:hidden;border:1px solid var(--line);border-radius:8px}.markdown-content th,.markdown-content td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top;font-size:.9rem}.markdown-content th{background:var(--surface-2);font-weight:600}.markdown-content del{opacity:.75}.note{margin-top:8px!important;font-size:.86rem}.pdf-page-links{margin:8px 0 4px;display:flex;flex-wrap:wrap;gap:8px}.linked-page+.linked-page{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}.linked-page h4{margin:0 0 6px}.config-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.config-grid label{display:grid;gap:6px;font-size:.86rem;color:var(--ink-soft)}.config-grid input,.config-grid select,.composer textarea{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font:inherit;background:var(--input-bg);color:var(--ink)}.config-tip{margin:0;padding:8px 10px;border:1px dashed var(--line);border-radius:10px;background:var(--surface-2);font-size:.82rem}.ai-mode-panel{display:grid;gap:10px}.ai-mode-panel label{display:grid;gap:6px;font-size:.86rem;color:var(--ink-soft)}.ai-mode-panel select{border:1px solid var(--line);border-radius:10px;padding:9px 10px;font:inherit;background:var(--input-bg);color:var(--ink)}.chat-panel{display:grid;gap:8px;max-height:48vh;overflow-y:auto}.bubble{max-width:min(84%,760px);border-radius:14px;padding:10px 12px;line-height:1.55}.bubble.ai{justify-self:start;background:var(--bubble-ai-bg);border:1px solid var(--line)}.bubble.user{justify-self:end;background:var(--bubble-user-bg);color:var(--bubble-user-ink);text-shadow:0 1px 0 rgba(0,0,0,.2)}.bubble.user .user-text,.bubble.user .user-attachment-chip{color:var(--bubble-user-ink)}.bubble .markdown-content{gap:6px}.bubble .markdown-content h2,.bubble .markdown-content h3{font-size:.98rem;margin:0}.bubble .markdown-content p,.bubble .markdown-content blockquote,.bubble .markdown-content ul,.bubble .markdown-content ol,.bubble .markdown-content pre{margin:0;font-size:.95rem;line-height:1.55}.bubble.ai .markdown-content h2,.bubble.ai .markdown-content h3,.bubble.ai .markdown-content p,.bubble.ai .markdown-content blockquote{color:inherit}.bubble.ai .markdown-content table{background:var(--surface-2)}.chat-artifact-grid{margin-top:8px;display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(142px,1fr))}.chat-artifact-card{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:8px;display:grid;gap:4px}.chat-artifact-thumb{height:92px}.chat-artifact-card h5{margin:2px 0 0;font-size:.88rem;color:var(--chat-card-title)}.chat-artifact-card p{margin:0;font-size:.76rem;line-height:1.45;color:var(--chat-card-text)}.chat-artifact-card small{margin-top:1px;color:var(--chat-card-meta);font-size:.72rem}.inline-artifact-card{margin-top:4px;max-width:min(360px,92%)}.citation-list{margin-top:8px;display:grid;gap:6px}.citation-list h6{margin:2px 0 0;font-size:.76rem;color:var(--danger);letter-spacing:.04em}.citation-item{border:1px dashed rgba(98,70,43,.35);border-radius:10px;padding:7px 8px;background:var(--surface-2);display:grid;gap:2px}.citation-head{display:flex;justify-content:space-between;align-items:center;gap:8px}.citation-source{font-size:.7rem;color:var(--citation-tag-text);background:var(--citation-tag-bg);border-radius:999px;padding:2px 8px}.citation-link{font-size:.72rem;color:var(--md-link);text-decoration:underline;text-underline-offset:2px}.citation-title{margin:0;font-size:.78rem;color:var(--citation-title)}.citation-snippet{margin:0;font-size:.76rem;color:var(--citation-text);line-height:1.45}.chat-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:2px}.chat-toolbar-meta{display:inline-flex;align-items:center;flex-wrap:wrap;gap:10px 14px}.chat-toolbar-left{display:inline-flex;align-items:center;gap:8px;min-width:0}.chat-toolbar small{color:var(--ink-soft)}.toolbar-select{display:inline-flex;align-items:center;gap:8px;font-size:.76rem;color:var(--ink-soft)}.toolbar-select select{min-height:32px;border-radius:999px;border:1px solid rgba(120,90,52,.2);background:#fffaf3eb;color:var(--ink);padding:6px 12px;font:inherit}.ai-status-dot{border:0;background:transparent;padding:0;width:14px;height:14px;border-radius:999px;display:inline-grid;place-items:center;cursor:default}.ai-status-dot .dot-core{width:10px;height:10px;border-radius:999px;border:1px solid rgba(36,28,18,.25);box-shadow:0 0 0 2px #ffffff47,0 4px 8px #28180a2e;background:#b3682da6}.ai-status-dot.ok .dot-core{background:radial-gradient(circle at 30% 30%,#d9ffe6,#2fb35e 35%,#176a36)}.ai-status-dot.warn .dot-core{background:radial-gradient(circle at 30% 30%,#fff4d2,#f0b429 40%,#a36a00)}.ai-status-dot.down .dot-core{background:radial-gradient(circle at 30% 30%,#ffe2d9,#e34b32 45%,#7a1d12)}.ai-status-dot:focus-visible{outline:2px solid rgba(181,104,45,.55);outline-offset:2px}.btn-small{min-height:32px;padding:6px 12px;font-size:.84rem}.quick-prompt-row{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px}.quick-prompt{font-size:.82rem;max-width:min(320px,82vw);white-space:normal;border-radius:12px}.typing-line{margin:0;color:var(--ink-soft)}.typing-cursor{display:inline-block;margin-left:2px;animation:blink-cursor .9s step-end infinite}@keyframes blink-cursor{50%{opacity:0}}.composer{display:grid;gap:10px}.user-bubble-body{display:grid;gap:8px}.user-text{margin:0;white-space:pre-line}.user-attachment{width:min(220px,74vw);height:auto;border-radius:12px;border:1px solid rgba(255,255,255,.3);display:block}.user-attachment-chip{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;padding:6px 10px;border-radius:999px;background:#ffffff2e;border:1px solid rgba(255,255,255,.26)}.composer textarea{width:100%;resize:vertical;min-height:64px}.composer-tip{margin:-2px 2px 0;font-size:.74rem;color:var(--ink-soft)}.attach-bar{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.attach-meta{color:var(--ink-soft);font-size:.78rem}.attach-preview{display:inline-flex;align-items:center;gap:8px;padding:6px 8px;border-radius:14px;border:1px solid var(--line);background:var(--surface-2)}.attach-preview-button{width:46px;height:46px;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--surface-2);padding:0;display:grid;place-items:center;cursor:pointer}.attach-preview-button img{width:100%;height:100%;object-fit:cover;display:block}.attach-chip{display:grid;gap:2px;min-width:0}.attach-chip-label{font-size:.78rem;color:var(--ink)}.attach-chip-meta{font-size:.72rem;color:var(--ink-soft)}.attach-remove{width:22px;height:22px;border-radius:999px;border:1px solid rgba(36,28,18,.25);background:#ffffffd1;color:#281a10;font:inherit;line-height:1;padding:0;cursor:pointer}.attach-error{color:var(--danger);font-size:.78rem}.pdf-toolbar{display:grid;gap:10px}.pdf-toolbar-row{display:flex;flex-wrap:wrap;gap:8px}.pdf-jump-form{display:flex;flex-wrap:wrap;gap:8px;align-items:end}.pdf-jump-form label{display:grid;gap:6px;font-size:.86rem;color:var(--ink-soft)}.pdf-jump-form input{border:1px solid var(--line);border-radius:10px;padding:8px 10px;width:120px;font:inherit;background:var(--input-bg);color:var(--ink)}.pdf-layout{display:grid;gap:12px}.pdf-frame-panel{padding:0;overflow:hidden}.pdf-frame{width:100%;height:min(74vh,900px);background:linear-gradient(180deg,#f8f4ed,#efe5d4);display:grid;place-items:center;overflow:auto;position:relative}.pdf-canvas{max-width:100%;height:auto;border-radius:8px;box-shadow:0 12px 32px #3c28182e;opacity:0;transition:opacity .16s ease}.pdf-canvas.ready{opacity:1}.pdf-render-state{position:absolute;inset:auto 10px 10px 10px;padding:8px 10px;border-radius:10px;background:#36281bd1;color:#fff6ea;font-size:.82rem;text-align:center}.pdf-render-state.error{background:#7c2d14e0}.pdf-side-panel h3{margin:0 0 8px}.pdf-related-list{display:grid;gap:10px}.pdf-related-card{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:8px;display:grid;grid-template-columns:90px 1fr;gap:8px}.pdf-related-card.active{border-color:#a05a228c;background:#fff6e1ad}.thumb-frame.thumb-small{height:88px}.pdf-related-meta{display:grid;gap:4px}.pdf-related-meta h4{margin:0;font-size:.95rem}.pdf-related-meta p{margin:0;font-size:.8rem;color:var(--ink-soft)}.hall-main{display:grid;gap:12px;min-height:0}.hall-list-panel,.hall-detail-panel,.hall-ai-panel{min-height:0}.hall-search{display:grid;gap:6px;margin-top:8px;font-size:.85rem;color:var(--ink-soft)}.hall-search input{border:1px solid var(--line);border-radius:10px;padding:8px 10px;font:inherit;background:var(--input-bg);color:var(--ink)}.hall-list{margin-top:10px;display:grid;gap:8px;max-height:min(56vh,520px);overflow:auto;padding-right:2px}.hall-list-virtual{position:relative;min-height:100%}.hall-item{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:8px;display:grid;grid-template-columns:72px 1fr;gap:8px;text-align:left;font:inherit;cursor:pointer}.hall-list-virtual .hall-item{position:absolute;left:0;right:0;min-height:84px}.hall-item.active{border-color:#a05a228c;background:#fff4dfb8}.hall-item .thumb-frame{height:72px}.hall-item-meta h4{margin:0 0 2px;font-size:.92rem}.hall-item-meta p{margin:0;font-size:.8rem}.hall-hero{display:grid;gap:8px}.hall-hero-image{height:220px}.hall-hero-meta{display:grid;gap:4px}.hall-tabs{margin-top:8px}.hall-body{margin-top:8px;max-height:min(48vh,460px);overflow:auto;padding-right:4px}.hall-pdf-grid{display:flex;flex-wrap:wrap;gap:8px}.hall-chat{margin-top:8px;max-height:min(44vh,420px)}.hall-composer{margin-top:8px}.inline-chat{margin-top:10px}@media(prefers-color-scheme:dark){:root{--bg: #14110e;--ink: #f6e8d1;--ink-soft: #dac7ae;--panel: rgba(34, 28, 22, .9);--line: rgba(255, 225, 183, .24);--accent: #df904e;--accent-2: #84b08b;--danger: #f0a369;--shadow: 0 14px 36px rgba(0, 0, 0, .48);--page-bg: radial-gradient(circle at 100% -20%, rgba(131, 93, 53, .42) 0%, transparent 38%), radial-gradient(circle at -12% 110%, rgba(99, 80, 57, .5) 0%, transparent 36%), linear-gradient(180deg, #171310 0%, #120f0d 100%);--hero-bg: linear-gradient(140deg, rgba(69, 50, 31, .56), rgba(41, 31, 24, .82)), url(https://www.transparenttextures.com/patterns/concrete-wall.png);--surface-1: rgba(58, 46, 34, .86);--surface-2: rgba(65, 51, 38, .86);--surface-3: rgba(62, 49, 36, .9);--thumb-bg: linear-gradient(180deg, #584736, #413427);--nav-bg: rgba(32, 25, 19, .9);--input-bg: rgba(34, 28, 23, .95);--progress-track: rgba(110, 89, 63, .86);--bubble-ai-bg: rgba(64, 52, 39, .92);--bubble-user-bg: #6f3411;--bubble-user-ink: #ffffff;--blockquote-bg: rgba(88, 68, 49, .48);--blockquote-line: #d9a66f;--inline-code-bg: rgba(255, 213, 158, .2);--md-link: #ffc68f;--chat-card-title: #f4ddbf;--chat-card-text: #dcc7aa;--chat-card-meta: #f0b078;--citation-tag-bg: rgba(116, 88, 58, .72);--citation-tag-text: #ffe2bf;--citation-title: #f2d8b7;--citation-text: #ddc5a5}.btn.primary{background:linear-gradient(135deg,#f0a965,#dc8340);color:#24160a}.btn.ghost{color:var(--ink)}.panel-title-row a{color:#f1b37c}.nav-item.active{background:linear-gradient(150deg,#e29a59,#c96f33);color:#25170b}.bubble.user{color:var(--bubble-user-ink);text-shadow:0 1px 0 rgba(0,0,0,.26)}.bubble.ai .markdown-content table{background:#ffffff14}.pdf-frame{background:linear-gradient(180deg,#2d251e,#211b16)}.pdf-render-state{background:#100d0ae0;color:#ffedd3}.pdf-related-card.active,.hall-item.active{border-color:#e69a56ad;background:#60452ac7}.reveal-panel{background:radial-gradient(circle at 50% 8%,rgba(251,223,184,.18),transparent 52%),linear-gradient(180deg,#403122d6,#31261be6);border-color:#e9a16166}.reveal-panel h3{color:#f0be8b}.hall-entry-landscape{background:#38291cf0;border-color:#ecac6f73;color:#ffd8ad}}@media(max-width:900px)and (orientation:portrait){.artifact-scroll{grid-auto-columns:minmax(150px,70vw)}.detail-main .tab{font-size:.86rem}.pdf-toolbar-row .btn,.pdf-jump-form .btn{flex:1 1 auto}}@media(max-width:720px){.app-shell{padding:calc(10px + env(safe-area-inset-top,0px)) 10px calc(14px + var(--bottom-nav-height) + env(safe-area-inset-bottom,0px))}.config-grid,.tool-grid{grid-template-columns:1fr}.home-main .hero-card{padding:14px}.home-main .hero-card p{font-size:.9rem;line-height:1.5}.home-main .hero-card h2{margin-bottom:.4rem}.home-main .hero-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.home-main .hero-actions .btn{width:100%;min-height:42px;padding:8px 10px}.home-main .hero-actions .btn.primary{grid-column:1 / -1}.home-ai-entry-row{grid-template-columns:1fr}.home-ai-entry-row .btn{width:100%}.home-spotlight{padding:10px}.home-spotlight-card{gap:8px}.home-spotlight-image{height:clamp(150px,42vw,198px)}.home-spotlight-meta h4{font-size:.98rem}.home-spotlight-meta small{font-size:.82rem;line-height:1.45}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.stats-grid article{padding:10px;border-radius:12px}.stats-grid strong{font-size:1.02rem}.stats-grid span{font-size:.75rem}.excavation-canvas{height:min(62vh,560px)}.pdf-frame{height:min(62vh,700px)}.pdf-related-card{grid-template-columns:72px 1fr}.thumb-frame.thumb-small{height:72px}.nav-item{font-size:.7rem}.app-shell.no-nav{padding:calc(10px + env(safe-area-inset-top,0px)) 10px calc(12px + env(safe-area-inset-bottom,0px))}.hall-list{max-height:34vh}.hall-body,.hall-chat{max-height:none}}@media(max-width:380px){.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(min-width:760px)and (orientation:portrait){.app-shell{padding:calc(18px + env(safe-area-inset-top,0px)) 18px calc(22px + var(--bottom-nav-height) + env(safe-area-inset-bottom,0px))}.app-shell.no-nav{padding:calc(18px + env(safe-area-inset-top,0px)) 18px calc(16px + env(safe-area-inset-bottom,0px))}.hall-main{grid-template-columns:minmax(240px,.82fr) minmax(0,1.18fr);grid-template-rows:minmax(0,1fr) minmax(0,1fr);min-height:clamp(580px,calc(100svh - 132px),860px);height:clamp(580px,calc(100svh - 132px),860px)}.hall-list-panel{grid-column:1;grid-row:1 / span 2}.hall-detail-panel{grid-column:2;grid-row:1}.hall-ai-panel{grid-column:2;grid-row:2}.hall-list-panel,.hall-detail-panel,.hall-ai-panel,.hall-body,.hall-chat{max-height:100%}.hall-list-panel{display:grid;grid-template-rows:auto auto minmax(0,1fr);overflow:hidden}.hall-detail-panel,.hall-ai-panel,.hall-body,.hall-chat{overflow:auto}.hall-list{max-height:none;height:100%;overflow:auto}.hall-hero{grid-template-columns:minmax(200px,240px) minmax(0,1fr);align-items:start}.hall-hero-image{height:220px}.hall-body,.hall-chat{max-height:100%}}@media(min-width:760px)and (orientation:landscape){.app-shell.no-nav{padding:calc(12px + env(safe-area-inset-top,0px)) 14px calc(10px + env(safe-area-inset-bottom,0px))}.hall-main{grid-template-columns:minmax(220px,.82fr) minmax(0,1.06fr) minmax(260px,.92fr);grid-template-rows:minmax(0,1fr);min-height:clamp(320px,calc(100svh - 104px),820px);height:clamp(320px,calc(100svh - 104px),820px)}.hall-list-panel{grid-column:1;grid-row:1}.hall-detail-panel{grid-column:2;grid-row:1}.hall-ai-panel{grid-column:3;grid-row:1}.hall-list-panel,.hall-detail-panel,.hall-ai-panel,.hall-body,.hall-chat{max-height:100%}.hall-list-panel{display:grid;grid-template-rows:auto auto minmax(0,1fr);overflow:hidden}.hall-detail-panel,.hall-ai-panel,.hall-body,.hall-chat{overflow:auto}.hall-list{max-height:none;height:100%;overflow:auto}.hall-hero{grid-template-columns:minmax(170px,220px) minmax(0,1fr);align-items:start}.hall-hero-image{height:190px}}@media(max-height:540px)and (orientation:landscape){.app-shell{padding:calc(8px + env(safe-area-inset-top,0px)) 10px calc(58px + env(safe-area-inset-bottom,0px))}.app-shell.no-nav{padding:calc(8px + env(safe-area-inset-top,0px)) 10px calc(8px + env(safe-area-inset-bottom,0px))}.app-header{padding:4px 2px 6px}.app-header h1{font-size:clamp(1.12rem,2.2vw,1.45rem)}.app-header p{margin-top:.2rem;font-size:.82rem}.hero-card,.panel{padding:12px}.hall-main{gap:8px;min-height:clamp(290px,calc(100svh - 86px),420px);height:clamp(290px,calc(100svh - 86px),420px)}.hall-search{margin-top:6px;gap:4px;font-size:.8rem}.hall-list{margin-top:8px;gap:6px}.hall-item{grid-template-columns:56px 1fr;gap:6px;padding:6px}.hall-item .thumb-frame{height:56px}.hall-item-meta h4{font-size:.86rem;margin-bottom:1px}.hall-item-meta p{font-size:.74rem}.hall-hero{grid-template-columns:minmax(132px,42%) minmax(0,1fr);gap:6px}.hall-hero-image{height:146px}.hall-hero-meta{gap:2px}.hall-body,.hall-chat{margin-top:6px}.hall-composer{margin-top:6px;gap:6px}.hall-composer textarea{min-height:46px;padding:7px 8px}.hall-composer .btn{min-height:34px;padding:6px 12px}.bottom-nav{bottom:calc(4px + env(safe-area-inset-bottom,0px));min-height:50px;padding:4px}.nav-item{min-height:38px;padding:3px 4px;font-size:.64rem}.hall-entry-landscape{position:fixed;right:10px;top:calc(8px + env(safe-area-inset-top,0px));display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(83,58,28,.35);border-radius:999px;background:#fff6e8eb;color:#70421e;padding:6px 10px;font-size:.76rem;z-index:70}.stage-start-btn{display:none}.start-shortcut{display:flex;margin-top:8px}}@media(min-width:1200px){.app-shell{max-width:1280px}.artifact-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.bottom-nav{width:min(860px,calc(100% - 32px))}.hall-main{grid-template-columns:minmax(250px,.72fr) minmax(0,1.02fr) minmax(300px,.9fr);grid-template-rows:minmax(0,1fr)}.hall-list-panel{grid-column:1;grid-row:1}.hall-detail-panel{grid-column:2;grid-row:1}.hall-ai-panel{grid-column:3;grid-row:1}}