:root{--bg:#f5f3ed;--card:#fff;--ink:#15211f;--muted:#71807c;--green:#0e5b50;--green2:#0a4a41;--line:#e4e1d8;--soft:#eef4f1;--danger:#b64d43;--shadow:0 18px 55px rgba(20,43,37,.08);font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans Khmer",system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg)}body{padding:env(safe-area-inset-top) 0 calc(78px + env(safe-area-inset-bottom));-webkit-tap-highlight-color:transparent}button,input,textarea,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.app-shell{width:min(900px,100%);margin:0 auto}.topbar{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;padding:24px 22px 16px}.brand{font-size:28px;font-weight:800;letter-spacing:-.03em}.subbrand{font-size:12px;color:var(--muted);margin-top:4px}.header-actions{display:flex;align-items:center;gap:8px}.quiet-btn,.voice-select{border:1px solid var(--line);background:rgba(255,255,255,.7);border-radius:13px;padding:8px 10px;font-size:12px}.voice-select{display:flex;gap:6px;align-items:center}.voice-select select{border:0;background:transparent;color:var(--ink);max-width:92px}.page{display:none;padding:0 18px 20px}.page.active{display:block}.card{background:var(--card);border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.language-row{display:grid;grid-template-columns:1fr 54px 1fr;align-items:center;gap:10px;margin-bottom:18px}.lang-pill{border:0;background:transparent;font-size:18px;font-weight:780;padding:10px 4px;border-bottom:2px solid transparent}.lang-pill.active{border-color:var(--green)}.swap{width:44px;height:44px;border:1px solid var(--line);background:#fff;border-radius:50%;font-size:24px;color:var(--green);justify-self:center}.input-wrap{border:1px solid var(--line);border-radius:22px;background:#fbfaf7;overflow:hidden}.input-wrap textarea{width:100%;min-height:220px;border:0;background:transparent;padding:24px 22px 10px;resize:vertical;outline:none;font-size:21px;font-weight:650;line-height:1.65;color:var(--ink)}.input-tools{display:flex;align-items:center;padding:5px 14px 14px;color:var(--muted);font-size:12px;gap:12px}.input-tools span{margin-left:auto}.round-icon{width:38px;height:38px;border:0;border-radius:50%;background:var(--soft)}.text-btn{border:0;background:transparent;color:var(--muted);padding:6px}.primary-actions{display:grid;grid-template-columns:1fr 1.35fr;gap:10px;margin-top:14px}.primary-btn,.secondary-btn,.action-btn,.camera-btn{border-radius:16px;min-height:52px;padding:12px 18px;font-weight:730;border:1px solid var(--line)}.primary-btn{background:var(--green);border-color:var(--green);color:#fff}.primary-btn:hover{background:var(--green2)}.secondary-btn,.action-btn{background:#fff;color:var(--ink)}.result-panel{border-top:1px solid var(--line);margin-top:24px;padding-top:24px}.result-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.eyebrow{font-size:12px;color:var(--muted)}.status-badge{font-size:12px;padding:8px 11px;border-radius:999px;background:var(--soft);color:var(--green);white-space:nowrap}.status-badge.review{background:#fff4d8;color:#8d6d00}.status-badge.fail{background:#fce9e7;color:var(--danger)}.result-text{font-size:25px;line-height:1.75;font-weight:650;margin:20px 0 16px;word-break:break-word}.result-actions{display:flex;gap:8px;flex-wrap:wrap}.action-btn{min-height:44px;padding:8px 13px}.danger-lite{color:var(--danger);background:#fff9f8}.back-check{border-top:1px dashed var(--line);margin-top:18px;padding-top:14px;color:var(--muted);font-size:13px}.back-check summary{cursor:pointer}.back-body{padding:13px 0 0;line-height:1.7;color:var(--ink)}.back-label{font-size:11px;color:var(--muted);margin-bottom:6px}.warnings{margin-top:8px;color:#8d6d00}.trust-note{font-size:12px;line-height:1.6;color:var(--muted);padding:14px 10px}.section-head h2{margin:5px 0 20px;font-size:24px}.photo-modes{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mode-card{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:5px;border:1px solid var(--line);border-radius:18px;background:#faf9f6;padding:16px}.mode-card.active{border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green)}.mode-card span{font-size:12px;color:var(--muted)}.camera-btn{width:100%;margin-top:14px;background:var(--green);color:#fff;border-color:var(--green)}.photo-preview{margin-top:16px}.photo-preview img{width:100%;max-height:430px;object-fit:contain;border-radius:18px;background:#f2f2f0;margin-bottom:10px}.photo-result{margin-top:18px}.notice{padding:14px;background:#faf4e3;border-radius:14px;line-height:1.6;color:#6f5c1d}.ocr-text{font-size:18px;line-height:1.7;padding:14px;background:#faf9f6;border-radius:14px;white-space:pre-wrap}.result-inline-actions{display:flex;gap:8px;margin-top:10px}.searchbar{display:grid;grid-template-columns:1fr auto;gap:8px}.searchbar input{border:1px solid var(--line);border-radius:16px;padding:15px 16px;min-width:0;background:#fbfaf7}.quick-tags{display:flex;gap:7px;overflow:auto;padding:12px 0 4px}.quick-tags button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 11px;white-space:nowrap;color:var(--muted)}.search-status{font-size:12px;color:var(--muted);margin:14px 0}.term-grid{display:grid;gap:10px}.term-card{border:1px solid var(--line);border-radius:18px;padding:15px;background:#fff}.term-top{display:flex;justify-content:space-between;gap:12px}.term-zh{font-weight:760;font-size:18px}.term-km{font-size:18px;line-height:1.6;margin-top:5px}.term-en,.term-meta{font-size:12px;color:var(--muted);margin-top:4px}.verify-chip{font-size:10px;border-radius:999px;background:#f3f1ec;padding:6px 8px;height:max-content;white-space:nowrap}.mini-title{font-size:12px;color:var(--muted);margin:20px 0 10px}.image-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.image-card{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}.image-card a{color:inherit;text-decoration:none}.image-card img{width:100%;aspect-ratio:1.25;object-fit:cover;display:block}.caption{font-size:10px;color:var(--muted);line-height:1.45;padding:8px}.dialog{border:0;border-radius:24px;padding:20px;width:min(560px,calc(100% - 24px));box-shadow:0 30px 90px rgba(0,0,0,.22)}.dialog::backdrop{background:rgba(5,20,17,.38)}.dialog-title{font-size:22px;font-weight:780}.dialog p{color:var(--muted);line-height:1.6;font-size:13px}.dialog textarea,.dialog select{width:100%;border:1px solid var(--line);border-radius:13px;padding:12px;background:#fbfaf7}.dialog textarea{min-height:120px}.dialog textarea.small{min-height:70px;margin-top:10px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.form-row label{font-size:12px;color:var(--muted)}.check{display:flex;align-items:center;gap:8px}.check input{width:auto}.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}.toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));transform:translate(-50%,20px);opacity:0;pointer-events:none;transition:.2s;background:#142a25;color:#fff;padding:11px 16px;border-radius:14px;font-size:13px;max-width:calc(100% - 34px);z-index:99}.toast.show{opacity:1;transform:translate(-50%,0)}.bottom-nav{position:fixed;z-index:30;left:0;right:0;bottom:0;height:calc(70px + env(safe-area-inset-bottom));padding:7px max(10px,env(safe-area-inset-left)) env(safe-area-inset-bottom) max(10px,env(safe-area-inset-right));display:flex;justify-content:center;gap:6px;background:rgba(250,249,246,.94);backdrop-filter:blur(18px);border-top:1px solid var(--line)}.nav-btn{width:min(180px,32%);border:0;background:transparent;border-radius:16px;padding:6px;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:2px}.nav-btn span{font-size:17px}.nav-btn b{font-size:11px}.nav-btn.active{background:#e7f0ed;color:var(--green)}.desktop-footer{text-align:center;color:var(--muted);font-size:11px;padding:15px 0 30px}.desktop-footer a{color:inherit}.term-big-zh{font-size:28px;font-weight:800}.term-big-km{font-size:26px;line-height:1.6;margin-top:8px}.term-big-en{font-size:16px;color:var(--muted)}.communicate-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
@media(max-width:620px){.topbar{padding:18px 16px 12px}.brand{font-size:23px}.subbrand{font-size:11px}.voice-select span{display:none}.quiet-btn{display:none}.page{padding:0 10px 14px}.card{border-radius:24px;padding:18px}.input-wrap textarea{min-height:190px;font-size:19px;padding:20px 17px 8px}.primary-actions{grid-template-columns:.95fr 1.2fr}.result-text{font-size:23px}.photo-modes{grid-template-columns:1fr 1fr}.form-row{grid-template-columns:1fr}.image-grid{grid-template-columns:1fr 1fr}.desktop-footer{display:none}}
@media(min-width:800px){body{padding-bottom:90px}.bottom-nav{width:430px;left:50%;right:auto;transform:translateX(-50%);bottom:14px;border:1px solid var(--line);border-radius:22px;height:68px;padding:7px;box-shadow:var(--shadow)}}