:root{color-scheme:light;--guide-black:#171713;--guide-yellow:#f1d642;--guide-paper:#f5f2e9;--guide-ink:#22221f;--guide-muted:#77756d;--guide-line:#d8d4c8}*{box-sizing:border-box}body{margin:0;background:var(--guide-paper);color:var(--guide-ink);font-family:Arial,Helvetica,sans-serif;min-width:320px}.guide-header{min-height:74px;background:var(--guide-black);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:12px clamp(16px,5vw,64px);border-bottom:5px solid var(--guide-yellow)}.guide-brand{display:flex;align-items:center;gap:14px;color:#fff;text-decoration:none;font-size:11px;font-weight:800;letter-spacing:.12em}.guide-brand img{width:118px;height:50px;object-fit:contain}.guide-home,.guide-footer a{color:inherit;font-size:13px}.guide-main{width:min(980px,100%);margin:0 auto;padding:clamp(22px,5vw,56px) clamp(16px,4vw,36px) 72px;min-height:calc(100vh - 140px)}.guide-panel{background:#fff;padding:clamp(22px,5vw,48px);border-top:5px solid var(--guide-yellow);box-shadow:0 14px 38px #17171312}.guide-eyebrow{font-size:10px;font-weight:800;letter-spacing:.18em;color:#817a31;margin:0 0 12px}.guide-panel h1{font-size:clamp(40px,8vw,76px);line-height:.94;text-transform:uppercase;letter-spacing:-.045em;margin:0 0 18px}.guide-panel h1 em{font-style:normal;color:#8e7b00}.guide-intro{font-size:15px;line-height:1.65;color:#636158;max-width:660px}.guide-scan-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.guide-camera-wrap,.credential-form{background:#f2efe6;border:1px solid var(--guide-line);padding:16px;display:flex;flex-direction:column;gap:12px}.guide-camera-wrap video{width:100%;aspect-ratio:4/3;object-fit:cover;background:#111}.camera-placeholder{min-height:170px;background:#e7e2d4;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center}.camera-placeholder span{font-size:38px}.camera-placeholder small{color:var(--guide-muted)}.credential-form label{font-size:12px;font-weight:800}.credential-form input{width:100%;min-height:48px;border:1px solid #aaa698;padding:12px;font-size:16px;letter-spacing:.04em}.guide-button{min-height:48px;padding:12px 16px;border:2px solid var(--guide-black);font-size:13px;font-weight:800;cursor:pointer;touch-action:manipulation}.guide-button:disabled{opacity:.5;cursor:wait}.guide-button-dark{background:var(--guide-black);color:#fff}.guide-button-yellow{background:var(--guide-yellow);color:var(--guide-black)}.guide-button-outline{background:transparent;color:var(--guide-black)}.guide-message{min-height:22px;margin:0;font-size:13px;line-height:1.45}.guide-message.error{color:#a31e1e}.tour-list{margin-top:46px}.guide-section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px}.guide-section-heading h2{font-size:clamp(28px,5vw,42px);text-transform:uppercase;margin:0 0 6px}.guide-section-heading .guide-intro{margin:0}.tour-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tour-card{background:#fff;border:1px solid var(--guide-line);border-top:4px solid var(--guide-yellow);padding:20px;display:flex;flex-direction:column;gap:13px}.tour-card h3{font-size:23px;text-transform:uppercase;margin:0}.tour-card p{line-height:1.55;color:#67645b;margin:0}.tour-card button{margin-top:auto}.guide-footer{background:var(--guide-black);color:#e8e6dc;padding:18px clamp(16px,5vw,64px);display:flex;justify-content:space-between;gap:16px;font-size:12px}.tour-detail{background:#fff;padding:clamp(16px,4vw,32px);border-top:5px solid var(--guide-yellow);box-shadow:0 14px 38px #17171312}.guide-tour-top{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:22px}.guide-back{border:0;background:none;color:#5e5a4d;font-size:14px;font-weight:700;min-height:44px;cursor:pointer}.stop-progress{font-size:12px;font-weight:800;color:#6f6a58}.stop-card{max-width:760px;margin:0 auto}.stop-image{width:100%;height:min(58vw,440px);min-height:220px;object-fit:contain;background:#e8e4d9}.stop-label{font-size:10px;font-weight:800;letter-spacing:.14em;color:#877a1f;margin:19px 0 7px}.stop-card h2{font-size:clamp(28px,6vw,48px);line-height:1.02;text-transform:uppercase;margin:0 0 5px}.stop-meta{color:var(--guide-muted);font-size:13px;line-height:1.6}.stop-description{font-size:16px;line-height:1.75;white-space:pre-line;margin:21px 0}.stop-card audio{width:100%;margin:6px 0 12px}.stop-navigation{display:flex;justify-content:space-between;gap:12px;margin-top:26px}.stop-navigation button{min-width:130px}.guide-empty{background:#fff;padding:28px;border:1px solid var(--guide-line)}@media(max-width:640px){.guide-header{min-height:64px;padding:8px 14px}.guide-brand{gap:8px;font-size:9px}.guide-brand img{width:92px;height:43px}.guide-main{padding:20px 14px 45px}.guide-scan-grid{grid-template-columns:1fr}.camera-placeholder{min-height:135px}.tour-cards{grid-template-columns:1fr}.guide-section-heading{align-items:flex-start;flex-direction:column}.guide-footer{flex-direction:column}.tour-detail{padding:14px}.stop-navigation .guide-button{min-width:0;flex:1}.stop-image{height:62vw;min-height:190px}}