:root{--navy:#062d68;--blue:#003b73;--gold:#f7b718;--orange:#f7941d;--green:#4caf50;--purple:#7441c8;--ink:#10233f;--muted:#64748b;--line:#dce5ef;--bg:#f7f9fc;--white:#fff}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:13px}.hero-wrap{background:#fff;width:100%;overflow:hidden}.hero-banner{display:block;width:100%;height:auto;max-height:390px;object-fit:cover}.appbar{background:var(--navy);color:#fff}.appbar-inner{height:40px;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.app-title{font-weight:800;font-size:14px}.sun-dot{color:var(--gold);margin-right:7px}.app-actions{display:flex;align-items:center;gap:14px}.app-actions button{border:0;background:transparent;color:#fff;font-weight:600;cursor:pointer}.version{font-weight:700}.layout{max-width:1600px;margin:auto;padding:14px 18px 22px;display:grid;grid-template-columns:360px minmax(0,1fr) 190px;gap:14px}.sidebar,.rightbar{min-width:0}.panel,.card,.product-card,.actions-card,.about-card{background:var(--white);border:1px solid var(--line);border-radius:8px;box-shadow:0 2px 8px rgba(20,45,80,.05)}.panel{margin-bottom:12px;overflow:hidden}.panel-head{background:var(--navy);color:#fff;padding:14px 16px;font-weight:800;font-size:14px;line-height:1.3}.mode-list{padding:10px}.mode{width:100%;display:grid;grid-template-columns:30px 1fr 22px;gap:8px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:7px;padding:12px 10px;margin-bottom:7px;color:var(--ink);text-align:left;cursor:pointer}.mode.active{border-color:#6ba5ff;background:#f5f9ff}.mode-icon{font-size:20px;color:var(--navy);font-weight:800}.radio{width:18px;height:18px;border:1px solid #b9c5d4;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:11px}.mode.active .radio{background:#1769e0;border-color:#1769e0}.inputs-panel{padding-bottom:14px}.inputs-panel label{display:block;font-size:12px;font-weight:700;padding:7px 14px 0}.inputs-panel input,.inputs-panel select{width:100%;margin-top:5px;padding:9px 10px;border:1px solid #cfd9e5;border-radius:6px;background:#fff;color:var(--ink);font:inherit}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:0 14px}.two-col label{padding-left:0;padding-right:0}.range-row{display:flex;justify-content:space-between;align-items:end;padding:9px 14px 0}.range-row label{padding:0}.range-row b{font-size:12px}.inputs-panel input[type=range]{padding:0;margin:3px 14px;width:calc(100% - 28px);accent-color:#155dcc}.calculate{margin:14px;width:calc(100% - 28px);padding:13px;background:var(--navy);color:#fff;border:0;border-radius:6px;font-weight:800;cursor:pointer}.assumption{font-size:10px;color:var(--muted);padding:0 14px;line-height:1.45}.content h2{font-size:16px;color:var(--navy);margin:4px 0 10px;font-weight:900}.recommend{display:grid;grid-template-columns:300px 1fr;min-height:160px;overflow:hidden;margin-bottom:14px}.rec-main{padding:20px 22px;background:linear-gradient(110deg,#f6fbff,#fff)}.eyebrow{font-size:11px;font-weight:800;color:#164ea2}.big-number{font-size:40px;font-weight:900;color:var(--navy);line-height:1;margin:9px 0}.big-number small{font-size:21px}.rec-main h3{font-size:16px;margin:0;color:var(--navy)}.rec-main p{font-size:12px;line-height:1.45;margin-bottom:0}.metrics{display:grid;grid-template-columns:repeat(3,1fr);align-items:center}.metric{display:flex;gap:10px;align-items:center;padding:15px;border-left:1px solid var(--line)}.metric-icon{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-size:22px;font-weight:900}.metric-icon.green{background:#e6f7e9;color:#18933a}.metric-icon.orange{background:#fff0dd;color:#f28b18}.metric-icon.blue{background:#e8f1ff;color:#1c65d8}.metric small{display:block;font-size:9px;color:#53647a;font-weight:800}.metric strong{display:block;font-size:22px;margin:4px 0}.metric em{font-style:normal;font-size:10px;color:var(--muted)}.config-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:14px}.product-card{text-align:center;padding:12px 10px;min-height:190px}.product-title{font-size:11px;font-weight:900}.green-text{color:#168126}.blue-text{color:#1352b6}.purple-text{color:#6b36b9}.orange-text{color:#ec8100}.green-border{border-color:#d7eadb}.blue-border{border-color:#d8e4f5}.purple-border{border-color:#e4d9f4}.orange-border{border-color:#f1dfc6}.product-visual{height:82px;margin:8px auto;position:relative}.panel-art:before{content:"";position:absolute;width:70px;height:58px;left:50%;top:8px;transform:translateX(-50%) rotate(10deg);background:repeating-linear-gradient(90deg,#172d4d 0 9px,#9bb1c9 10px 11px),repeating-linear-gradient(0deg,transparent 0 9px,#9bb1c9 10px 11px);border:3px solid #163760;box-shadow:7px 9px 12px #cfd6df}.inverter-art:before{content:"";position:absolute;width:60px;height:72px;left:50%;top:3px;transform:translateX(-50%);background:linear-gradient(145deg,#f6f7f8,#cdd4db);border:1px solid #9ca8b5;border-radius:5px;box-shadow:5px 8px 12px #d9dee3}.inverter-art:after{content:"•";position:absolute;left:50%;top:31px;transform:translateX(-50%);color:#0d8f58;font-size:22px}.battery-art:before{content:"";position:absolute;width:74px;height:48px;left:50%;top:19px;transform:translateX(-50%);background:linear-gradient(#f1f1ed,#cdd0ce);border:1px solid #8d969e;border-radius:5px;box-shadow:0 9px 10px #d8dde1}.mount-art:before{content:"";position:absolute;width:90px;height:38px;left:50%;top:28px;transform:translateX(-50%) skewX(-20deg) rotate(-8deg);background:repeating-linear-gradient(90deg,#182c48 0 14px,#b6c2ce 15px 16px),repeating-linear-gradient(0deg,transparent 0 10px,#b6c2ce 11px 12px);border:2px solid #6b7786}.product-card strong{display:block;font-size:15px}.product-card>span{display:block;color:#42526a;font-size:11px;margin:3px}.pill{display:inline-block;padding:4px 11px;border-radius:99px;font-size:10px;margin-top:4px}.green-pill{background:#e1f4e4;color:#18833b}.blue-pill{background:#e1edff;color:#1a5dbe}.purple-pill{background:#eee5fb;color:#6d36b5}.orange-pill{background:#fff0dc;color:#e67c00}.summary-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,1fr);gap:12px}.summary{padding:14px;display:grid;grid-template-columns:1fr 160px}.line{display:grid;grid-template-columns:18px 1fr auto;gap:7px;align-items:center;padding:7px 0;border-bottom:1px solid #edf1f5;font-size:11px}.line span{color:#2aa64b}.line b{font-weight:600}.line strong{font-size:11px}.roi{border-left:1px solid var(--line);padding:10px 14px;display:flex;flex-direction:column;justify-content:center;gap:18px;font-size:10px}.roi strong{display:block;color:#18883c;font-size:13px;margin-top:4px}.cost{padding:14px}.cost h3{margin:0 0 8px;color:var(--navy);font-size:12px}.cost-line{display:flex;justify-content:space-between;font-size:10px;padding:3px 0}.total{border-top:1px solid var(--line);margin-top:7px;padding-top:10px;display:flex;justify-content:space-between;align-items:center;color:var(--navy);font-size:10px;font-weight:800}.total strong{font-size:18px;color:#168238}.disclaimer{font-size:10px;color:var(--muted);padding:6px}.actions-card{background:var(--navy);color:#fff;padding:14px;margin-bottom:12px}.actions-card h3{font-size:12px;margin:0 0 10px}.actions-card button{display:flex;gap:10px;align-items:center;width:100%;padding:8px 2px;border:0;border-bottom:1px solid rgba(255,255,255,.16);background:transparent;color:#fff;text-align:left;cursor:pointer;font-size:11px}.actions-card button:last-child{border-bottom:0}.about-card{padding:12px;font-size:10px;line-height:1.5}.about-card h3{color:#1455a5;font-size:11px}.about-card span{color:#155ab5}footer{background:var(--navy);color:#fff;padding:12px 28px;display:flex;justify-content:space-between;font-size:11px}footer b{color:var(--gold)}.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#0d1f39;color:#fff;padding:10px 16px;border-radius:6px;display:none;z-index:20}.toast.show{display:block}@media(max-width:1100px){.layout{grid-template-columns:300px minmax(0,1fr)}.rightbar{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:12px}.config-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.hero-banner{min-height:160px;object-fit:cover}.layout{grid-template-columns:1fr;padding:10px}.rightbar{grid-column:auto;display:block}.recommend,.summary,.summary-grid{grid-template-columns:1fr}.metrics{grid-template-columns:1fr}.metric{border-left:0;border-top:1px solid var(--line)}.config-grid{grid-template-columns:1fr 1fr}.appbar-inner{padding:0 12px}.app-actions .version{display:none}.two-col{grid-template-columns:1fr}.summary .roi{border-left:0;border-top:1px solid var(--line)}}@media(max-width:480px){.config-grid{grid-template-columns:1fr}.big-number{font-size:34px}}

.location-note{margin-top:-7px;margin-bottom:10px;padding:9px 11px;border-radius:9px;background:#f3f8ff;color:#46627f;font-size:11px;line-height:1.4;border-left:3px solid #f5b82e}

.appliance-builder{background:#f8fbfe;border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:14px}.builder-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px}.builder-head b{display:block;color:var(--blue)}.builder-head small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.add-btn{border:0;background:var(--blue);color:#fff;border-radius:8px;padding:9px 12px;font-weight:800;cursor:pointer}.appliance-head,.appliance-row{display:grid;grid-template-columns:2fr .55fr .8fr .8fr .65fr 30px;gap:7px;align-items:center}.appliance-head{font-size:10px;color:var(--muted);font-weight:800;text-transform:uppercase;padding:0 3px 5px}.appliance-row{margin:7px 0}.appliance-row input{margin-top:0;padding:9px;font-size:12px}.a-kwh{text-align:right;font-size:12px;font-weight:800;color:var(--blue)}.remove-appliance{height:34px;border:0;border-radius:7px;background:#edf2f6;color:#65758a;font-size:20px;cursor:pointer}.load-summary{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.load-summary>div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px}.load-summary span{display:block;color:var(--muted);font-size:10px;text-transform:uppercase;font-weight:800}.load-summary strong{display:block;color:var(--blue);font-size:18px;margin-top:3px}@media(max-width:700px){.builder-head{align-items:flex-start;flex-direction:column}.appliance-head,.appliance-row{grid-template-columns:1.6fr .5fr .8fr .8fr .6fr 28px}.appliance-row input{padding:8px 6px}.load-summary{grid-template-columns:1fr}}

.backup-builder{border:1px solid var(--line);border-radius:16px;padding:16px;background:#fbfdff}.backup-hours{max-width:320px;margin:0 0 12px}
.backup-head,.backup-row{display:grid;grid-template-columns:2fr .7fr .9fr .9fr .9fr 34px;gap:8px;align-items:center}
.backup-head{padding:0 4px 5px;font-size:10px;color:var(--muted);text-transform:uppercase;font-weight:800}.backup-row{margin:8px 0}
.backup-row input{margin-top:0;padding:10px}.b-kwh{font-size:12px;font-weight:800;color:var(--blue);text-align:right}.remove-backup{border:0;background:#eef2f6;color:#53657a;border-radius:8px;height:36px;font-size:20px;cursor:pointer}
@media(max-width:700px){.backup-head{display:none}.backup-row{grid-template-columns:1.7fr .7fr .9fr .9fr .9fr 34px}}

.recommendation-banner{display:flex;flex-wrap:wrap;gap:8px;align-items:center;background:#eef7f1;border:1px solid #cce6d3;border-radius:12px;padding:12px 14px;margin:12px 0 16px;color:#1f5c39}
.recommendation-banner b{background:#4CAF50;color:#fff;border-radius:999px;padding:5px 9px;font-size:11px;text-transform:uppercase;letter-spacing:.4px}
.recommendation-banner span{font-size:13px;font-weight:700}