/* 큰 화면 — 1920×1080 으로 그리고 화면에 맞춰 줄임(4:3 은 위아래 여백) */
html,body{overflow:hidden;background:#000}
#wrap{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#000}
#stage{position:relative;width:1920px;height:1080px;transform-origin:center center;background:var(--bg);overflow:hidden;flex:none}
#top{position:absolute;left:0;right:0;top:0;height:76px;display:flex;align-items:center;gap:14px;padding:0 28px;border-bottom:1px solid var(--line);background:var(--bg);z-index:5}
.part{font-size:34px;background:var(--accent-soft);border:1px solid var(--accent);border-radius:12px;padding:3px 16px;white-space:nowrap}
#stage.p2 .part{background:#0F6A4C;color:#fff;border-color:#0F6A4C}
#top .chip{font-size:17px}
#top .sp{flex:1}
#clock{font-size:38px;white-space:nowrap}
#clock small{font-family:var(--fb);font-size:16px;color:var(--muted);margin-right:10px}
#connchip .dot{background:var(--grey)}
#connchip.ok .dot{background:var(--ok)} #connchip.down{color:var(--danger);border-color:var(--danger)} #connchip.down .dot{background:var(--danger)}
#connchip.solo{color:var(--warn);border-color:var(--warn)} #connchip.solo .dot{background:var(--warn)}
.view{position:absolute;left:0;right:0;top:76px;bottom:114px;display:none}
.view.on{display:block}
#stage.end #top,#stage.end #foot,#stage.end #hint{display:none}
#v-end{top:0;bottom:0;background:#fff}
#v-end img{width:100%;height:100%;object-fit:contain;display:block}

/* 시작 */
.introcam{position:absolute;inset:0;overflow:hidden;background:#000}
.introcam video{width:100%;height:100%;object-fit:cover;opacity:.92}
.introcard{position:absolute;left:96px;bottom:70px;width:1040px;background:rgba(10,18,14,.84);border:1px solid var(--line);border-radius:26px;padding:36px 44px}
.introcard .k{font-size:20px;color:var(--warn);font-weight:700}
.introcard h1{font-size:72px;margin:10px 0 14px;line-height:1.1}
.introcard p{font-size:26px;line-height:1.55;color:#d6e3da}
.introcard .two{display:flex;gap:16px;margin-top:22px}
.introcard .two span{font-size:24px;padding:10px 18px;border-radius:14px;background:var(--surface);border:1px solid var(--line)}
.introcard .two b{color:var(--accent);margin-right:8px}
.introcard .small{margin-top:18px;font-size:18px;color:var(--muted)}

/* 1부 농가 */
#cam{position:absolute;left:28px;top:16px;width:1220px;height:686px;border-radius:18px;overflow:hidden;background:#000;isolation:isolate;z-index:1}
#camlayers{position:absolute;inset:0;isolation:isolate;z-index:0}
#fx{z-index:1}.camtitle{z-index:2}#camwarn{z-index:2}
#camlayers video,#camlayers img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .25s linear}
#camlayers .on{opacity:1}
#camlayers .slow{transition:opacity 2s linear}
#fx{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.camtitle{position:absolute;left:0;right:0;top:0;padding:14px 20px 26px;background:linear-gradient(rgba(0,0,0,.7),rgba(0,0,0,0));font-size:24px;display:flex;align-items:baseline;gap:14px;text-shadow:0 1px 3px rgba(0,0,0,.8)}
.camtitle span{font-size:19px;color:#d8e4dc;padding:2px 10px;border:1px solid rgba(255,255,255,.35);border-radius:8px}
.camtitle small{font-size:17px;color:#cfe0d6;font-weight:500}
#camwarn{position:absolute;right:16px;bottom:16px;background:rgba(80,40,0,.8);color:#ffd27a;padding:6px 12px;border-radius:10px;font-size:16px}
#right{position:absolute;left:1266px;top:16px;width:626px;height:686px}
#phonebox{position:absolute;left:0;top:0;width:304px;height:640px;border-radius:38px;border:8px solid #2b3a31;overflow:hidden;background:#EEF2EC}
#phonescale{width:390px;height:851px;transform:scale(.7385);transform-origin:0 0;overflow:hidden}
#stage.ir #phonebox{border-color:#3d5a49;box-shadow:0 0 0 2px rgba(63,191,138,.25)}
#phonecap{position:absolute;left:0;top:648px;width:304px;text-align:center;font-size:16px;color:var(--muted)}
#stage.ir #phonecap{color:var(--accent)}
#diagbox{position:absolute;left:320px;top:0;width:306px;height:388px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px 14px}
#diagbox .h{font-size:18px;color:var(--muted);margin-bottom:4px}
#diagbox .h small{font-size:14px;margin-left:6px}
#diag{width:276px;height:330px}
#nums{position:absolute;left:320px;top:400px;width:306px;display:grid;grid-template-columns:1fr;gap:8px}
.n{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:8px 14px;display:flex;justify-content:space-between;align-items:baseline;gap:10px}
.n .k{font-size:17px;color:var(--muted)}
.n b{font-family:var(--fd);font-weight:400;font-size:32px;white-space:nowrap}
.n b.rain{color:var(--rain)} .n b.warn{color:var(--warn)} .n b.ok{color:var(--ok)}
.n small{font-size:14px;color:var(--muted)}
#flow{position:absolute;left:28px;right:28px;top:716px;height:156px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.f{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:14px 18px;position:relative;transition:border-color .2s,background .2s}
.f .k{font-size:18px;color:var(--muted)}
.f .t{font-family:var(--fd);font-size:36px;margin-top:6px;line-height:1.15;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.f .s{font-size:17px;color:var(--muted);margin-top:6px;line-height:1.35}
.f.on{border-color:var(--rain);background:var(--rain-soft)}
.f.done{border-color:#2d6a50}
.f.bad{border-color:var(--warn);background:var(--warn-soft)}
.f.bad .t{color:var(--warn)}
.f:not(:last-child)::after{content:"→";position:absolute;right:-13px;top:56px;color:var(--muted);font-size:22px}
.f .bar{position:absolute;left:18px;right:18px;bottom:12px;height:6px;border-radius:4px;background:var(--sunk);overflow:hidden}
.f .bar i{display:block;height:100%;background:var(--rain);width:0}
.f.empty .t{color:var(--muted)}

/* ⑤ 다음 단계 */
.nextwrap{position:absolute;inset:40px 80px;display:flex;flex-direction:column;justify-content:center;gap:34px}
.nexth{font-size:46px;line-height:1.3;max-width:1500px}
.ncols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ncol{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:26px 30px}
.ncol.now{border-color:var(--accent);background:var(--accent-soft)}
.ncol .k{font-family:var(--fd);font-size:36px;margin-bottom:12px}
.ncol li{font-size:25px;line-height:1.55;margin-left:24px}
.nnote{font-size:20px;color:var(--muted)}

/* 아래 띠 */
#foot{position:absolute;left:28px;right:28px;bottom:16px;height:86px;display:flex;gap:12px;z-index:5}
.lg{flex:1;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:9px 14px;display:flex;flex-direction:column;gap:3px;opacity:.55;transition:opacity .3s,border-color .3s}
.lg b{font-size:18px;display:flex;align-items:center;gap:7px}
.lg span{font-size:15px;color:var(--muted);line-height:1.35}
.lg.hot{opacity:1;border-color:var(--muted)}
#scenebar{width:690px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 12px;display:flex;flex-wrap:wrap;align-content:center;gap:4px 3px;font-size:16px;letter-spacing:-.2px}
#scenebar span{color:var(--muted);padding:2px 6px;border-radius:8px}
#scenebar span.on{color:var(--ink);background:var(--accent-soft);font-weight:700}
#scenebar i{color:var(--line);font-style:normal}
#stage.p2 .lg,#stage.p2 #scenebar{background:var(--surface)}
#hint{position:absolute;right:30px;bottom:104px;font-size:14px;color:#6f8578;z-index:6;text-align:right;max-width:800px}
#hint.off{display:none}

/* 두 모드 — IR 직접 시연(.ir) · 전시회 자동 시연(.expo) */
#stage.expo .ir{display:none!important}
#stage.ir .expo{display:none!important}
#modechip{font-size:17px;cursor:pointer}
#modechip.ir{color:#9fe0c2;border-color:#2d6a50}
#modechip.expo{color:var(--warn);border-color:var(--warn)}
#stage.p2 #modechip.ir{color:#0F6A4C;border-color:#0F6A4C}
.introcard .two button{font-family:var(--fb);font-size:24px;padding:12px 20px;border-radius:14px;background:var(--surface);border:1px solid var(--line);color:var(--ink);cursor:pointer}
.introcard .two button:hover{border-color:var(--accent)}
.introcard .two b{color:var(--accent);margin-right:8px}
#stage.expo .introcard .two button{cursor:default}

/* IR — 가상 상황 막대 · 보기 탭 · 화면 탭 */
#simbar{position:absolute;left:16px;bottom:16px;z-index:3;display:flex;align-items:center;gap:8px;background:rgba(8,14,11,.78);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:8px 10px;backdrop-filter:blur(4px)}
#simbar .lab{font-size:15px;color:#cfe0d6;padding:0 6px 0 4px;white-space:nowrap}
#simbar button{font-family:var(--fb);font-size:19px;font-weight:700;color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:8px 14px;cursor:pointer;white-space:nowrap}
#simbar button:hover{background:rgba(63,191,138,.25);border-color:#3FBF8A}
#simbar button.on{background:#173a2b;border-color:#3FBF8A}
#simbar button.more{padding:8px 12px}
#simmore{position:absolute;left:16px;bottom:84px;z-index:4;background:rgba(8,14,11,.94);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:10px;display:flex;flex-direction:column;gap:6px;min-width:260px}
#simmore .mh{font-size:14px;color:#cfe0d6;padding:2px 4px 4px}
#simmore button{font-family:var(--fb);font-size:18px;font-weight:700;color:#fff;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);border-radius:10px;padding:9px 12px;text-align:left;cursor:pointer}
#simmore button:hover{border-color:var(--warn)}
#camtabs{position:absolute;right:16px;top:14px;z-index:3;display:flex;gap:6px}
#camtabs button{font-family:var(--fb);font-size:17px;font-weight:700;color:#fff;background:rgba(8,14,11,.6);border:1px solid rgba(255,255,255,.3);border-radius:10px;padding:6px 12px;cursor:pointer}
#camtabs button.on{background:#173a2b;border-color:#3FBF8A}
#camtabs button[disabled]{opacity:.4;cursor:not-allowed}
#stage.ir #camname{display:none}
#viewtabs{width:840px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:8px;display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
#viewtabs button{font-family:var(--fb);font-size:16px;font-weight:700;white-space:nowrap;color:var(--muted);border-radius:10px;border:1px solid var(--line);background:transparent;cursor:pointer}
#viewtabs button:hover{border-color:var(--accent);color:var(--ink)}
#viewtabs button.on{background:var(--accent);border-color:var(--accent);color:#fff}
#stage.p2 #viewtabs button.on{background:#0F6A4C;border-color:#0F6A4C}
/* 2부 — 농가 휴대폰 팝업(안내가 도착하는 장면) */
#hqphone{position:absolute;right:40px;top:150px;width:330px;z-index:7;background:#0E1512;border-radius:28px;padding:10px 10px 12px;box-shadow:0 18px 50px rgba(0,0,0,.45);animation:popin .35s ease-out}
#hqphone .cap{font-size:15px;color:#cfe0d6;text-align:center;margin:2px 0 8px}
#hqphone .pf{width:310px;height:600px;border-radius:22px;overflow:hidden;background:#EEF2EC}
#hqscale,#hqphonescale{width:390px;height:756px;transform:scale(.795);transform-origin:0 0}
@keyframes popin{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}

/* 알림 · 장면 전환 · 준비 */
#toast{position:absolute;left:640px;top:162px;transform:translateX(-50%);display:flex;flex-direction:column;gap:8px;z-index:8;align-items:center}
#toast.p2{left:1640px;top:150px}
.tst{background:rgba(16,28,22,.94);border:1px solid var(--accent);color:var(--ink);padding:10px 20px;border-radius:14px;font-size:24px;font-weight:600;white-space:nowrap;box-shadow:0 8px 24px rgba(0,0,0,.4);animation:tin .25s ease-out}
.tst.rain{border-color:var(--rain)} .tst.bad{border-color:var(--warn)} .tst.phone{border-color:#fff}
@keyframes tin{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
#caption{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);background:rgba(8,14,11,.92);border:1px solid var(--accent);border-radius:24px;padding:22px 44px;text-align:center;z-index:9}
#caption .ck{font-size:20px;color:var(--muted)}
#caption .ct{font-size:56px;margin-top:6px;white-space:nowrap}
#stage.ir #caption{left:638px;top:435px}                 /* 직접 시연 — 영상 가운데(휴대폰은 가리지 않음) */
#ready{position:absolute;left:30px;bottom:104px;font-size:14px;color:#6f8578;z-index:6}

/* 개발자 보기 */
#dev{position:absolute;right:28px;top:92px;width:860px;bottom:120px;background:rgba(6,10,8,.96);border:1px solid var(--line);border-radius:16px;padding:16px 18px;z-index:10;font-family:var(--mono);font-size:15px;line-height:1.55;color:#9fd6b8;overflow:hidden}
#dev .dh{font-family:var(--fb);font-size:18px;color:var(--ink);margin-bottom:8px}
#dev .dh small{color:var(--muted);font-size:14px;margin-left:8px}
#dev .tx{border-top:1px solid #1d2a23;padding:6px 0}
#dev .k{color:#7d8f84} #dev .a{color:#e3c27a} #dev .bad{color:#ff9b8a}
#dev .nr{font-family:var(--fb);font-size:14px;color:var(--muted);margin-top:8px;border-top:1px solid #1d2a23;padding-top:8px}

/* 시작 화면 — 구조 비교(구조안전 검토 v1.1 3장) */
.cmpcard{position:absolute;right:96px;bottom:70px;width:680px;background:rgba(10,18,14,.86);border:1px solid var(--line);border-radius:26px;padding:28px 32px}
.cmpcard .k{font-size:22px;color:var(--warn);font-weight:700;margin-bottom:12px}
.cmpcard .ch,.cmpcard .cr{display:grid;grid-template-columns:210px 1fr 1fr;gap:12px;align-items:center}
.cmpcard .ch span{font-size:15px;color:var(--muted)}
.cmpcard .cr{padding:9px 0;border-top:1px solid var(--line)}
.cmpcard .cn b{display:block;font-size:20px}
.cmpcard .cn small{font-size:13px;color:var(--muted)}
.cmpcard .cr.tx .cn b{color:var(--accent)}
.cmpcard .cb{position:relative;height:30px;background:rgba(255,255,255,.06);border-radius:8px;overflow:hidden}
.cmpcard .cb i{position:absolute;left:0;top:0;bottom:0;background:#5f7d6c;border-radius:8px}
.cmpcard .cr.tx .cb i{background:var(--accent)}
.cmpcard .cb.w i{background:#5d7390}
.cmpcard .cr.tx .cb.w i{background:#7fb0e6}
.cmpcard .cb span{position:relative;z-index:1;display:block;line-height:30px;padding-left:10px;font-size:17px;font-weight:700;color:var(--ink)}
.cmpcard .cf{margin-top:12px;font-size:14px;line-height:1.5;color:var(--muted)}
.cmpcard .cs{margin-top:12px;padding:10px 14px;border-radius:12px;background:rgba(63,191,138,.14);border:1px solid rgba(63,191,138,.45);font-size:17px;line-height:1.45;color:var(--ink)}
.cmpcard .cs.top{margin:0 0 14px}
.cmpcard .sub{font-size:16px;color:var(--muted);margin-bottom:6px}

/* 2부 결론 — 데이터가 산업에 주는 효과 */
#v-dval{background:#F4F7F2}
.dv{position:absolute;inset:0;padding:34px 60px 30px;display:flex;flex-direction:column;gap:20px;color:#14261C}
.dvh .k{font-size:18px;font-weight:700;color:#0F6A4C}
.dvh h2{font-size:52px;margin:4px 0 10px;color:#0B2A1C}
.dvh p{font-size:22px;line-height:1.6;color:#33473B;max-width:1500px}
.dvh p b{color:#0F6A4C}
.dvg{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.dvc{background:#fff;border:1.5px solid #CFDCCB;border-radius:16px;padding:18px 22px;border-top:6px solid #2F9E44}
.dvc .dt{font-size:22px;font-weight:800;color:#0B2A1C;line-height:1.35}
.dvc .du{display:inline-block;margin:10px 0 8px;padding:3px 12px;border-radius:999px;background:#E3F0E2;color:#1C6B39;font-weight:700;font-size:16px}
.dvc .de{font-size:18px;line-height:1.55;color:#33473B}
.dvk{background:#0F6A4C;color:#fff;border-radius:16px;padding:18px 26px;font-size:23px;line-height:1.55;font-weight:600}
.dvk b{color:#B6F08A}
.dvn{font-size:16px;color:#5E6A5F}

/* ⑥ 구조 안전 */
#v-safe{background:#F4F7F2}
.sf{position:absolute;inset:0;padding:30px 56px 26px;display:flex;flex-direction:column;gap:18px;color:#14261C}
.sfh .k{font-size:18px;font-weight:700;color:#0F6A4C}
.sfh h2{font-size:52px;margin:4px 0 8px;color:#0B2A1C}
.sfh p{font-size:22px;line-height:1.55;color:#33473B;max-width:1600px}
.sfh p b{color:#0F6A4C}
.sfg{display:grid;grid-template-columns:1.25fr 1fr 1.1fr;gap:16px}
.sfc{background:#fff;border:1.5px solid #CFDCCB;border-radius:16px;padding:18px 22px}
.sfc .t{font-size:22px;font-weight:800;color:#0B2A1C;margin-bottom:12px}
.sfc .n{margin-top:10px;font-size:15px;color:#5E6A5F;line-height:1.5}
.bars{display:grid;gap:12px}
.br{display:grid;grid-template-columns:150px 1fr 1fr;gap:8px;align-items:center}
.br span{font-size:17px;font-weight:700}
.br i{position:relative;height:36px;background:#EEF2E3;border-radius:9px;overflow:hidden;font-style:normal}
.br i em{position:absolute;left:0;top:0;bottom:0;background:#A9B8A0;border-radius:9px}
.br i.w em{background:#9DB4CC}
.br.tx i em{background:linear-gradient(135deg,#2F9E44,#54B85B)}
.br.tx i.w em{background:linear-gradient(135deg,#4F93C4,#6FB0E0)}
.br i b{position:relative;z-index:1;display:block;line-height:36px;padding-left:10px;font-size:17px;color:#13241A;text-shadow:0 0 3px #fff,0 0 3px #fff}
.st{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:10px;padding:11px 14px;border-radius:12px;margin-bottom:9px}
.st b{font-size:24px}
.st span{font-size:17px}
.st.s1{background:#E3F0E2}.st.s2{background:#FDF1D8}.st.s3{background:#FBE3E0}
.sfc ul{margin:0;padding-left:20px;display:grid;gap:10px;font-size:17px;line-height:1.5}
.sfc ul b{color:#0F6A4C}
.sfk{background:#0F6A4C;color:#fff;border-radius:16px;padding:16px 24px;font-size:18px;line-height:1.6}
.sfk b{color:#B6F08A}
#viewtabs button{font-size:14.5px;padding:0 2px}
.lg b{font-size:16px}
.lg span{font-size:13.5px}