/* GenTech House — หน้าจำลองหลัก: ธีมสว่างสไตล์ Smart Life (แท็บเล็ต + มือถือ) */
:root{
  --bg:#f3f5f8; --card:#ffffff; --soft:#eef1f5; --line:#e4e8ee; --txt:#1b2230; --mut:#7a8496;
  --on:#1D9E75; --on-soft:#e1f5ee; --on-txt:#085041;     /* สีสถานะ "เปิด" (เปลี่ยนเป็นสีแบรนด์ได้ที่นี่) */
  --brand:#F0B14A; --warm:#fff4e0; --danger:#E24B4A; --danger-soft:#fcebeb;
  --r:16px; --shadow:0 1px 2px rgba(20,30,50,.06),0 4px 14px rgba(20,30,50,.05);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%;background:var(--bg);color:var(--txt);
  font-family:-apple-system,"Sukhumvit Set","Thonburi","Noto Sans Thai","Sarabun",system-ui,sans-serif;
  -webkit-user-select:none;user-select:none;touch-action:manipulation}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;padding:0}
.ico{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
#app{height:100dvh;display:flex;flex-direction:column}

/* ---------- header ---------- */
#top{display:flex;align-items:center;gap:12px;padding:10px 16px;flex:0 0 auto}
.brand{font-size:15px;color:var(--mut);white-space:nowrap}
.brand b{color:var(--brand)}
.house-pick{position:relative;display:flex;align-items:center;min-width:0}
.house-pick select{appearance:none;-webkit-appearance:none;border:0;background:none;font:inherit;font-size:20px;font-weight:700;color:var(--txt);padding:4px 26px 4px 0;max-width:62vw;text-overflow:ellipsis;cursor:pointer}
.house-pick .chev{position:absolute;right:0;pointer-events:none;color:var(--mut)}
.hd-act{margin-left:auto;display:flex;gap:6px}
.ibtn{width:42px;height:42px;border-radius:50%;background:var(--card);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);color:var(--txt)}
.ibtn.on{background:var(--txt);color:#fff}
.pbtn{height:42px;border-radius:999px;background:var(--txt);color:#fff;display:flex;align-items:center;gap:6px;padding:0 16px 0 13px;font-size:14px;font-weight:600;white-space:nowrap;margin-right:4px}
.pbtn .ico{width:19px;height:19px}
.pbtn:active{transform:scale(.97)}
.ibtn:active{transform:scale(.95)}

/* ---------- layout (แท็บเล็ต/จอกว้าง) ---------- */
#main{flex:1;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(360px,1fr);gap:16px;padding:0 16px 16px;min-height:0}
#left{display:flex;flex-direction:column;gap:12px;min-height:0}
#stage{position:relative;flex:1;min-height:240px;border-radius:22px;overflow:hidden;background:#070b14;box-shadow:var(--shadow)}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none}
.ov{position:absolute;z-index:3}
.ibtn.glass{background:rgba(255,255,255,.14);color:#fff;box-shadow:none;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
#btnExpand{top:12px;right:12px}
.floor-seg{top:12px;left:12px;display:flex;background:rgba(255,255,255,.14);border-radius:999px;padding:3px;backdrop-filter:blur(8px)}
.floor-seg:empty{display:none}
.floor-seg button{color:#fff;font-size:13px;padding:7px 12px;border-radius:999px;min-height:34px}
.floor-seg button.on{background:#fff;color:var(--txt);font-weight:600}
.caption{left:50%;bottom:14px;transform:translateX(-50%);max-width:88%;background:rgba(10,15,25,.78);color:#fff;border-radius:14px;padding:9px 14px;font-size:14px;line-height:1.45;text-align:center;opacity:0;transition:opacity .35s;pointer-events:none;backdrop-filter:blur(6px)}
.caption.show{opacity:1}
.caption b{color:var(--brand);display:block;font-size:12.5px;font-weight:600}
.toast{position:absolute;top:14px;left:50%;transform:translate(-50%,-16px);z-index:6;background:#fff;color:var(--txt);padding:10px 16px;border-radius:999px;font-size:14px;font-weight:600;opacity:0;transition:all .35s;pointer-events:none;box-shadow:0 8px 24px rgba(0,0,0,.25);max-width:90%;text-align:center;display:flex;gap:8px;align-items:center}
.toast .ico{color:var(--brand)}
.toast.in{opacity:1;transform:translate(-50%,0)}

/* ซีน: เม็ดยาสี */
.scenes{display:flex;gap:10px;overflow-x:auto;flex:0 0 auto;padding-bottom:2px;scrollbar-width:none}
.scenes::-webkit-scrollbar{display:none}
.scn{flex:0 0 auto;border-radius:999px;padding:12px 20px;font-size:15px;font-weight:600;display:flex;align-items:center;gap:8px;min-height:48px;color:#fff}
.scn:active{transform:scale(.97)}
.scn.c0{background:#1D9E75}.scn.c1{background:#378ADD}.scn.c2{background:#7F77DD}.scn.c3{background:#D85A30}

/* ---------- panel ---------- */
#panel{display:flex;flex-direction:column;min-height:0;background:var(--card);border-radius:22px;box-shadow:var(--shadow);overflow:hidden}
.seg3{display:flex;margin:12px 12px 0;background:var(--soft);border-radius:12px;padding:4px;flex:0 0 auto}
.seg3 button{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:9px 4px;border-radius:9px;font-size:14px;color:var(--mut);min-height:42px}
.seg3 button.on{background:#fff;color:var(--txt);font-weight:600;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.seg3 .ico{width:18px;height:18px}
.rtabs{display:flex;gap:20px;overflow-x:auto;padding:14px 16px 6px;flex:0 0 auto;scrollbar-width:none}
.rtabs::-webkit-scrollbar{display:none}
.rtabs:empty{display:none}
.rtabs button{white-space:nowrap;font-size:15px;color:var(--mut);padding:4px 0 8px;border-bottom:3px solid transparent}
.rtabs button.on{color:var(--txt);font-weight:700;border-bottom-color:var(--on)}
#tabBody{flex:1;overflow:auto;padding:8px 12px 16px;-webkit-overflow-scrolling:touch;background:var(--bg);border-top:1px solid var(--line)}
.sec{margin:14px 4px 8px;font-size:13px;color:var(--mut);display:flex;align-items:center;gap:6px}
.sec .r{margin-left:auto}

/* การ์ดอุปกรณ์ (แบบ Smart Life) */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.dc{position:relative;background:var(--card);border-radius:var(--r);padding:14px;min-height:118px;display:flex;flex-direction:column;text-align:left;box-shadow:var(--shadow);border:2px solid transparent}
.dc.sel{border-color:var(--on)}
.dc .di{width:44px;height:44px;border-radius:14px;background:var(--soft);display:flex;align-items:center;justify-content:center;color:var(--mut)}
.dc.on .di{background:var(--warm);color:#BA7517}
.dc.alert .di{background:var(--danger-soft);color:var(--danger)}
.dc .nm{margin-top:auto;padding-top:10px;font-size:15px;font-weight:600;line-height:1.3}
.dc .st{font-size:12.5px;color:var(--mut);margin-top:2px}
.dc.on .st{color:var(--on-txt)}
.dc.alert .st{color:var(--danger);font-weight:600}
.pw{position:absolute;top:12px;right:12px;width:38px;height:38px;border-radius:50%;background:var(--soft);color:#a7b0bf;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s}
.pw .ico{width:20px;height:20px;stroke-width:2.2}
.dc.on .pw{background:var(--on);color:#fff}
.pw.try{background:var(--card);border:1.5px solid var(--line);color:var(--mut)}
.pw.try .ico{width:16px;height:16px;fill:currentColor;stroke:none}
.pw:active{transform:scale(.92)}

/* สถานการณ์ */
.ev{width:100%;display:flex;gap:12px;align-items:center;text-align:left;background:var(--card);border-radius:var(--r);padding:14px;margin-bottom:10px;box-shadow:var(--shadow);min-height:64px}
.ev .ei{width:42px;height:42px;border-radius:12px;background:var(--soft);display:flex;align-items:center;justify-content:center;color:#378ADD;flex:0 0 auto}
.ev b{display:block;font-size:15px}
.ev small{color:var(--mut);font-size:12.5px}
.ev .go{margin-left:auto;width:36px;height:36px;border-radius:50%;background:var(--on);color:#fff;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.ev .go .ico{width:15px;height:15px;fill:currentColor;stroke:none}
.ev.ghost .go{background:var(--soft);color:var(--mut)}
.row{display:flex;align-items:center;gap:12px;background:var(--card);border-radius:var(--r);padding:12px 14px;box-shadow:var(--shadow);margin-bottom:10px}
.row .nm{flex:1;font-size:15px}
.row small{display:block;color:var(--mut);font-size:12.5px}
.sw{width:52px;height:30px;border-radius:999px;background:#d5dbe4;position:relative;flex:0 0 auto;transition:background .2s}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.sw.on{background:var(--on)}
.sw.on::after{transform:translateX(22px)}
.kv{display:grid;grid-template-columns:1fr auto;gap:8px 12px;font-size:14px;background:var(--card);border-radius:var(--r);padding:14px;box-shadow:var(--shadow)}
.kv span{color:var(--mut)}
.kv b{font-variant-numeric:tabular-nums}
.lg{background:var(--card);border-radius:12px;padding:10px 12px;margin-bottom:8px;font-size:13px;line-height:1.5}
.lg .t{font-weight:600}
.lg .t small{color:var(--mut);font-weight:400;margin-right:6px}
.lg .s{color:var(--mut);padding-left:14px;position:relative}
.lg .s::before{content:"→";position:absolute;left:0;color:var(--on)}

/* ราคา */
.pkg{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px;margin:4px 0}
.pkg button{text-align:left;background:var(--card);border-radius:14px;padding:12px;box-shadow:var(--shadow);border:2px solid transparent;min-height:84px;display:flex;flex-direction:column;gap:2px}
.pkg button b{font-size:15px}
.pkg button small{color:var(--mut);font-size:12px}
.pkg button .pp{margin-top:auto;font-weight:700;color:var(--txt);font-variant-numeric:tabular-nums}
.pkg button.on{border-color:var(--on);background:var(--on-soft)}
.irow{display:flex;gap:12px;align-items:center;background:var(--card);border-radius:14px;padding:10px 12px;margin-bottom:8px;box-shadow:var(--shadow)}
.irow.off{opacity:.5}
.irow .n{flex:0 0 26px;height:26px;border-radius:50%;background:var(--txt);color:#fff;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center}
.irow .b{flex:1;min-width:0;font-size:14px}
.irow .b small{display:block;color:var(--mut);font-size:12px;line-height:1.4}
.irow .p{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:14px;font-weight:600}
.irow input{width:24px;height:24px;accent-color:var(--on)}
.sample{display:inline-block;background:var(--danger-soft);color:#a32d2d;border-radius:6px;padding:1px 6px;font-size:11px;font-weight:600;vertical-align:middle}
.note-box{margin:10px 2px 4px;padding:10px 12px;border-radius:12px;background:#e6f1fb;color:#0c447c;font-size:12.5px;line-height:1.5}
.pricebar{flex:0 0 auto;display:flex;align-items:center;gap:12px;padding:12px 14px;background:#1b2230;color:#fff}
.pricebar:empty{display:none}
.pricebar .t{flex:1;min-width:0}
.pricebar .t small{display:block;color:#aab4c5;font-size:12px}
.pricebar .big{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand)}
.btn-line{background:#06c755;color:#fff;border-radius:999px;padding:12px 18px;font-weight:700;font-size:14.5px;display:flex;gap:6px;align-items:center;min-height:46px;white-space:nowrap}
.btn-line .ico{width:18px;height:18px}

/* ---------- แผ่นรายละเอียด (sheet) ---------- */
.sheet{position:fixed;inset:0;z-index:40;background:rgba(15,20,30,.45);display:flex;align-items:center;justify-content:center;padding:16px}
.sheet[hidden]{display:none}
.sheet-box{background:var(--bg);border-radius:24px;width:min(460px,100%);max-height:88vh;overflow:auto;padding:18px;animation:up .25s ease-out}
@keyframes up{from{transform:translateY(24px);opacity:0}to{transform:none;opacity:1}}
.sh-head{display:flex;gap:14px;align-items:center}
.sh-head .di{width:56px;height:56px;border-radius:18px;background:var(--card);display:flex;align-items:center;justify-content:center;color:var(--mut)}
.sh-head .di .ico{width:28px;height:28px}
.sh-head.on .di{background:var(--warm);color:#BA7517}
.sh-head h3{margin:0;font-size:19px}
.sh-head p{margin:2px 0 0;color:var(--mut);font-size:13px}
.sh-head .x{margin-left:auto;align-self:flex-start;width:36px;height:36px;border-radius:50%;background:var(--card);display:flex;align-items:center;justify-content:center;color:var(--mut)}
.big-pw{display:flex;align-items:center;gap:14px;background:var(--card);border-radius:18px;padding:14px;margin-top:14px;box-shadow:var(--shadow);width:100%;text-align:left}
.big-pw .pw{position:static;width:56px;height:56px}
.big-pw .pw .ico{width:26px;height:26px}
.big-pw.on .pw{background:var(--on);color:#fff}
.big-pw b{font-size:17px;display:block}
.big-pw small{color:var(--mut);font-size:13px}
.slider{width:100%;accent-color:var(--on);height:28px}
.sh-sec{background:var(--card);border-radius:16px;padding:12px 14px;margin-top:10px;font-size:14px;line-height:1.55;box-shadow:var(--shadow)}
.sh-sec .lb{display:flex;gap:6px;align-items:center;font-size:12.5px;color:var(--mut);margin-bottom:4px}
.sh-sec .lb .ico{width:16px;height:16px}
.sh-actions{display:flex;gap:8px;margin-top:12px}
.sh-actions button{flex:1;border-radius:999px;padding:12px;font-weight:600;font-size:14.5px;min-height:48px;background:var(--card);box-shadow:var(--shadow);display:flex;gap:6px;align-items:center;justify-content:center}
.sh-actions .pri{background:var(--on);color:#fff}
.sh-actions .ico{width:18px;height:18px}
.sh-actions .pri .ico.fill{fill:currentColor;stroke:none}

/* ---------- เมนูล่าง (มือถือ) ---------- */
.bnav{display:none}

/* ซ่อนแผง (ขยาย 3D) — แท็บเล็ต */
#main.nopanel{grid-template-columns:1fr}
#main.nopanel #panel{display:none}

/* ---------- มือถือ / จอแคบ ---------- */
@media (max-width:899px){
  #top{padding:8px 12px}
  .brand{display:none}
  .house-pick select{font-size:19px}
  .ibtn{width:38px;height:38px}
  .pbtn{width:38px;height:38px;padding:0;justify-content:center;margin-right:0}
  .pbtn span{display:none}
  /* ล็อกส่วนบน (3D + ซีน + แท็บห้อง) ไว้กับที่ — เลื่อนได้เฉพาะรายการการ์ด (#tabBody) */
  #main{display:flex;flex-direction:column;gap:10px;padding:0 12px var(--bnav-h,67px);overflow:hidden}
  #left{flex:0 0 auto}
  #stage{flex:0 0 auto;height:32vh;min-height:200px}
  #main.big #stage{height:55vh}
  #panel{flex:1;min-height:0;overflow:hidden;background:none;box-shadow:none;border-radius:0}
  #main.nopanel #panel{display:flex}
  .seg3{display:none}
  .rtabs{padding:4px 2px 6px}
  #tabBody{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:4px 0 16px;background:none;border:0}
  #main[data-tab=install] #tabBody{padding-bottom:96px}
  .grid{grid-template-columns:1fr 1fr}
  #main:not([data-tab=install]) .pricebar{display:none}
  /* แถบราคาล็อกติดเหนือเมนูล่างพอดี (--bnav-h วัดจากความสูงเมนูจริงใน app.js) */
  .pricebar{position:fixed;left:0;right:0;bottom:var(--bnav-h,67px);z-index:29;border-radius:0;box-shadow:0 -4px 14px rgba(20,30,50,.12);padding:10px 16px}
  .bnav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--card);border-top:1px solid var(--line);padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
  .bnav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:12px;color:var(--mut);padding:6px 0;min-height:52px}
  .bnav button.on{color:var(--on);font-weight:600}
  .sheet{align-items:flex-end;padding:0}
  .sheet-box{border-radius:24px 24px 0 0;width:100%;max-height:86vh;padding-bottom:calc(18px + env(safe-area-inset-bottom))}
}