/* IPS Load Calculator — scoped styles */
.ipslc,.ipslc-fab,.ipslc-overlay,.ipslc-modal,.ipslc-btn-inline{
  --a:#059669;
  --a-d:color-mix(in srgb,var(--a) 58%,#03211a);
  --a-dd:color-mix(in srgb,var(--a) 38%,#02150f);
  --a-l:color-mix(in srgb,var(--a) 11%,#fff);
  --a-m:color-mix(in srgb,var(--a) 28%,#fff);
  --ink:#16251e;--mut:#667a70;--line:#e5ece7;
  --cream:#fff5e5;--cream-2:#fffaf1;--sun:#f4a41f;--sun-l:#fff3d6;--danger:#c2410c;
  font-family:"Hind Siliguri","Noto Sans Bengali","Segoe UI",system-ui,sans-serif;
  color:var(--ink);line-height:1.45;-webkit-font-smoothing:antialiased;
}
.ipslc *,.ipslc *::before,.ipslc *::after,.ipslc-fab *,.ipslc-overlay *,.ipslc-modal *{box-sizing:border-box}
.ipslc button,.ipslc input,.ipslc select,.ipslc textarea,.ipslc-modal button{font-family:inherit;font-size:inherit;color:inherit}
.lc-i{width:1.25em;height:1.25em;flex:none;display:block}

.ipslc{container-type:inline-size;background:linear-gradient(180deg,#dff3e8 0,#f1faf5 240px,#f7fcf9 100%);border-radius:26px;padding:16px;max-width:1120px;margin:0 auto}
.lc-wrap{display:flex;flex-direction:column;gap:16px}

/* Header */
.lc-head{position:relative;overflow:hidden;border-radius:20px;padding:22px 26px;color:#fff;display:flex;gap:16px;align-items:center;
  background:radial-gradient(120% 160% at 100% 0,color-mix(in srgb,var(--a) 70%,#fff) 0,transparent 55%),linear-gradient(120deg,var(--a-dd),var(--a-d) 55%,var(--a))}
.lc-head::after{content:"";position:absolute;right:-40px;bottom:-60px;width:220px;height:220px;border-radius:50%;border:30px solid rgba(255,255,255,.07)}
.lc-logo{width:52px;height:52px;border-radius:16px;background:rgba(255,255,255,.16);display:grid;place-items:center;flex:none;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}
.lc-logo .lc-i{width:28px;height:28px;color:#ffe08a}
.lc-head h2{margin:0;font-size:clamp(22px,3.4cqw,30px);font-weight:700;color:#fff;line-height:1.2}
.lc-head p{margin:4px 0 0;font-size:14.5px;opacity:.88;max-width:62ch}

/* Layout */
.lc-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:16px;align-items:start}
@container (min-width:860px){.lc-grid{grid-template-columns:minmax(0,1fr) 340px}.lc-side{position:sticky;top:16px}.lc-bar{display:none!important}}
.lc-main{display:flex;flex-direction:column;gap:16px;min-width:0}

.lc-card{background:#fff;border-radius:22px;padding:20px;box-shadow:0 1px 0 rgba(10,60,40,.04),0 10px 30px -14px rgba(10,60,40,.16)}
.lc-card.lc-warm{background:linear-gradient(180deg,var(--cream),var(--cream-2))}
.lc-h{margin:0 0 14px;font-size:18px;font-weight:700;display:flex;align-items:center;gap:10px;color:var(--ink)}
.lc-n{width:28px;height:28px;border-radius:9px;background:var(--a);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:700;flex:none}
.lc-h .lc-sp{flex:1}

/* Items */
.lc-items{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:12px}
.lc-item{position:relative;display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:18px;background:rgba(255,255,255,.72);border:1.5px solid rgba(190,150,80,.14);transition:border-color .18s,background .18s,box-shadow .18s}
.lc-item.is-on{border-color:var(--a);background:#fff;box-shadow:0 0 0 4px color-mix(in srgb,var(--a) 12%,transparent)}
.lc-ico{width:46px;height:46px;border-radius:14px;background:var(--a-l);color:var(--a-d);display:grid;place-items:center;flex:none;transition:background .18s,color .18s}
.lc-ico .lc-i{width:26px;height:26px}
.lc-item.is-on .lc-ico{background:var(--a);color:#fff}
.lc-meta{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.lc-name{font-weight:600;font-size:15.5px;line-height:1.25;display:flex;align-items:center;gap:6px}
.lc-meta select{width:100%;max-width:190px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:4px 8px;font-size:13.5px;cursor:pointer}
.lc-watt{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--mut)}
.lc-watt input{width:66px;border:1px dashed #cdd9d2;border-radius:8px;background:transparent;padding:2px 6px;font-size:13.5px;font-weight:600;color:var(--ink);text-align:right;-moz-appearance:textfield}
.lc-watt input::-webkit-outer-spin-button,.lc-watt input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.lc-watt input:hover{border-color:var(--a)}
.lc-watt input:focus{outline:none;border-style:solid;border-color:var(--a);background:#fff}
.lc-step{display:inline-flex;align-items:center;background:#f0f4f1;border-radius:999px;padding:3px;flex:none}
.lc-step button{width:32px;height:32px;border:0;border-radius:50%;background:#fff;color:var(--a-d);display:grid;place-items:center;cursor:pointer;box-shadow:0 1px 2px rgba(0,0,0,.08);transition:transform .12s,background .15s}
.lc-step button:hover{background:var(--a);color:#fff}
.lc-step button:active{transform:scale(.92)}
.lc-step button:disabled{opacity:.35;cursor:default;background:#fff;color:var(--mut)}
.lc-step .lc-i{width:16px;height:16px}
.lc-step b{min-width:30px;text-align:center;font-weight:700;font-size:16px}
.lc-del{border:0;background:transparent;color:var(--mut);cursor:pointer;padding:2px;border-radius:6px;display:inline-grid}
.lc-del:hover{color:var(--danger)}
.lc-del .lc-i{width:15px;height:15px}

.lc-addbtn{margin-top:14px;border:1.5px dashed var(--a-m);background:var(--a-l);color:var(--a-d);border-radius:14px;padding:10px 14px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px}
.lc-addbtn:hover{border-color:var(--a)}
.lc-addbtn .lc-i{width:18px;height:18px}
.lc-addform{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:12px;border-radius:16px;background:var(--a-l)}
.lc-addform input{flex:1 1 160px;min-width:0;border:1px solid var(--line);border-radius:12px;padding:9px 12px;background:#fff}
.lc-addform input[type=number]{flex:0 0 110px}
.lc-hint{margin:12px 0 0;font-size:13px;color:var(--mut)}

/* Hours + solar */
.lc-two{display:grid;grid-template-columns:1fr;gap:16px}
@container (min-width:620px){.lc-two{grid-template-columns:1fr 1fr}}
.lc-hours{display:flex;align-items:center;gap:14px}
.lc-hours input[type=range]{flex:1;accent-color:var(--a);height:6px;cursor:pointer}
.lc-pill{background:var(--a-l);color:var(--a-d);font-weight:700;border-radius:12px;padding:7px 14px;white-space:nowrap}
.lc-solar{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:18px;background:var(--sun-l);border:1.5px solid #f5dca0;cursor:pointer;transition:border-color .15s,background .15s}
.lc-solar.is-on{border-color:var(--sun);background:#ffecbd}
.lc-solar input{position:absolute;opacity:0;pointer-events:none}
.lc-chk{width:24px;height:24px;border-radius:8px;border:2px solid #d9b45e;background:#fff;display:grid;place-items:center;flex:none;margin-top:2px;color:transparent;transition:all .15s}
.lc-solar.is-on .lc-chk{background:var(--sun);border-color:var(--sun);color:#fff}
.lc-chk .lc-i{width:15px;height:15px;stroke-width:3}
.lc-solar b{display:flex;align-items:center;gap:7px;font-size:16px}
.lc-solar b .lc-i{color:#d78a00;width:20px;height:20px}
.lc-solar span.s{display:block;font-size:13px;color:#7a6330;margin-top:2px}
.lc-solar:has(input:focus-visible) .lc-chk{outline:3px solid var(--a);outline-offset:2px}

/* System choice */
.lc-sys{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.lc-sysb{text-align:left;border:1.5px solid var(--line);background:#fff;border-radius:18px;padding:14px;cursor:pointer;display:flex;flex-direction:column;gap:3px;transition:all .15s}
.lc-sysb .lc-i{width:26px;height:26px;color:var(--a-d);margin-bottom:4px}
.lc-sysb b{font-size:15.5px}
.lc-sysb small{font-size:12.5px;color:var(--mut);line-height:1.35}
.lc-sysb:hover{border-color:var(--a-m)}
.lc-sysb.is-on{border-color:var(--a);background:var(--a-l);box-shadow:0 0 0 4px color-mix(in srgb,var(--a) 12%,transparent)}

/* Contact */
.lc-form{display:grid;grid-template-columns:1fr;gap:12px}
@container (min-width:620px){.lc-form{grid-template-columns:1fr 1fr}.lc-form .full{grid-column:1/-1}}
.lc-field{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;color:var(--mut)}
.lc-field .w{position:relative}
.lc-field .w .lc-i{position:absolute;left:12px;top:13px;width:18px;height:18px;color:var(--a)}
.lc-field input,.lc-field textarea{width:100%;border:1.5px solid var(--line);border-radius:14px;padding:11px 12px 11px 38px;background:#fbfdfc;color:var(--ink);font-weight:500;font-size:15px}
.lc-field textarea{resize:vertical;min-height:76px}
.lc-field input:focus,.lc-field textarea:focus{outline:none;border-color:var(--a);background:#fff;box-shadow:0 0 0 4px color-mix(in srgb,var(--a) 12%,transparent)}
.lc-field.bad input,.lc-field.bad textarea{border-color:var(--danger);background:#fff7f3}
.lc-field .err{display:none;color:var(--danger);font-weight:500;font-size:12.5px}
.lc-field.bad .err{display:block}
.lc-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}

/* Summary */
.lc-sum{background:linear-gradient(180deg,var(--cream),var(--cream-2));border-radius:22px;padding:20px;box-shadow:0 1px 0 rgba(10,60,40,.04),0 14px 34px -16px rgba(10,60,40,.28)}
.lc-sum-k{font-size:13.5px;color:var(--mut);font-weight:500}
.lc-sum-big{font-size:46px;font-weight:700;color:var(--a-d);line-height:1.1;display:flex;align-items:baseline;gap:6px}
.lc-sum-big small{font-size:22px;font-weight:600}
.lc-reco{margin:14px 0;display:flex;flex-direction:column;gap:10px}
.lc-rr{background:rgba(255,255,255,.75);border-radius:16px;padding:12px 14px;display:flex;gap:12px;align-items:center}
.lc-rr .lc-ico{width:40px;height:40px;border-radius:12px}
.lc-rr .lc-ico .lc-i{width:22px;height:22px}
.lc-rr .t{flex:1;min-width:0}
.lc-rr .t span{display:block;font-size:13px;color:var(--mut)}
.lc-rr .t em{display:block;font-style:normal;font-size:12px;color:var(--mut);margin-top:2px;line-height:1.35}
.lc-rr strong{font-size:21px;font-weight:700;color:var(--ink);white-space:nowrap;align-self:flex-start}
.lc-rr.sun .lc-ico{background:var(--sun-l);color:#c27d00}
.lc-empty{padding:18px 8px;text-align:center;color:var(--mut);font-size:14px}
.lc-note{font-size:12px;color:var(--mut);margin:0 0 14px;line-height:1.5}

.lc-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:16px;padding:14px 18px;font-weight:700;font-size:16px;cursor:pointer;text-decoration:none;transition:transform .12s,box-shadow .15s,background .15s;width:100%}
.lc-btn .lc-i{width:22px;height:22px}
.lc-btn:active{transform:translateY(1px)}
.lc-btn.wa{background:#1fb855;color:#fff;box-shadow:0 10px 22px -10px #1fb855}
.lc-btn.wa:hover{background:#17a34a;color:#fff}
.lc-btn.ghost{background:transparent;color:var(--mut);font-weight:600;font-size:14px;padding:10px;margin-top:8px}
.lc-btn.ghost:hover{color:var(--danger)}
.lc-btn.ghost.sure{color:#fff;background:var(--danger)}
.lc-btn.soft{background:var(--a-l);color:var(--a-d)}
.lc-btn.soft:hover{background:var(--a-m)}
.lc-btn[disabled]{opacity:.65;cursor:progress}
.ipslc button:focus-visible,.ipslc-modal button:focus-visible,.ipslc-fab:focus-visible{outline:3px solid var(--a);outline-offset:2px}

/* Mobile bar */
.lc-bar{position:sticky;bottom:0;z-index:5;display:flex;align-items:center;gap:12px;background:var(--a-dd);color:#fff;border-radius:18px;padding:10px 12px 10px 18px;box-shadow:0 14px 30px -10px rgba(0,0,0,.4)}
.lc-bar div{flex:1;min-width:0;line-height:1.2}
.lc-bar small{display:block;opacity:.75;font-size:12px}
.lc-bar b{font-size:20px}
.lc-bar button{border:0;border-radius:14px;background:#fff;color:var(--a-dd);font-weight:700;padding:10px 16px;cursor:pointer}

.lc-toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:#1d2a24;color:#fff;border-radius:14px;padding:12px 18px;font-size:14.5px;opacity:0;pointer-events:none;transition:all .25s;z-index:2147483600;max-width:90vw;font-family:"Hind Siliguri",system-ui,sans-serif}
.lc-toast.show{opacity:1;transform:translate(-50%,0)}

/* Floating button + panel */
.ipslc-fab{position:fixed;bottom:22px;z-index:99990;display:flex;align-items:center;gap:10px;border:0;cursor:pointer;color:#fff;font-weight:700;font-size:15.5px;padding:13px 20px 13px 16px;border-radius:999px;
  background:linear-gradient(135deg,var(--a),var(--a-d));box-shadow:0 14px 30px -10px color-mix(in srgb,var(--a) 80%,#000),0 0 0 4px rgba(255,255,255,.7)}
.ipslc-fab.r{right:20px}.ipslc-fab.l{left:20px}
.ipslc-fab .lc-i{width:24px;height:24px;color:#ffe08a}
.ipslc-fab:hover{filter:brightness(1.06)}
@media (max-width:520px){.ipslc-fab{padding:14px}.ipslc-fab span{display:none}}
.ipslc-btn-inline{display:inline-flex;border:0;cursor:pointer;background:var(--a);color:#fff;font-weight:700;border-radius:14px;padding:12px 22px;font-family:inherit;font-size:16px}

.ipslc-overlay{position:fixed;inset:0;z-index:99999;background:rgba(6,30,22,.55);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}
.ipslc-overlay.open{opacity:1;visibility:visible}
.ipslc-panel{position:absolute;top:0;bottom:0;right:0;width:min(1040px,100%);background:#eef8f2;overflow:auto;overscroll-behavior:contain;transform:translateX(40px);transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.ipslc-overlay.open .ipslc-panel{transform:none}
.ipslc-panel .ipslc{border-radius:0;padding:14px;max-width:none;min-height:100%}
.ipslc-x{position:fixed;top:24px;right:24px;z-index:7;width:38px;height:38px;border-radius:50%;border:0;background:var(--a-dd);color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35);display:grid;place-items:center;cursor:pointer}
.ipslc-x:hover{background:var(--a-d)}
.ipslc-x .lc-i{width:20px;height:20px}
.ipslc-panel .lc-head{padding-right:70px}
body.ipslc-lock{overflow:hidden}

/* Done modal */
.ipslc-modal{position:fixed;inset:0;z-index:100000;display:none;align-items:center;justify-content:center;padding:16px;background:rgba(6,30,22,.6);backdrop-filter:blur(3px)}
.ipslc-modal.open{display:flex}
.lm-box{background:#fff;border-radius:24px;width:min(520px,100%);max-height:94vh;overflow:auto;padding:20px;display:flex;flex-direction:column;gap:14px}
.lm-box h3{margin:0;font-size:20px;display:flex;align-items:center;gap:10px}
.lm-box h3 .lc-i{width:26px;height:26px;color:#1fb855}
.lm-box p{margin:0;font-size:14px;color:var(--mut)}
.lm-img{border-radius:14px;border:1px solid var(--line);max-height:46vh;object-fit:contain;width:100%;background:#f4f8f5}
.lm-acts{display:grid;gap:8px}
.lm-acts .lc-btn{font-size:15px;padding:12px 16px}

@media (prefers-reduced-motion:reduce){.ipslc *,.ipslc-overlay,.ipslc-panel,.lc-toast{transition:none!important}}