@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";
:root{--bg:#f8fafc;--card:#fff;--line:#dbe4ee;--text:#172033;--muted:#64748b;--blue:#2563eb;--green:#059669;--amber:#d97706;--red:#dc2626;--accent:#1fbf9f;--accent-dark:#159a86}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,system-ui,-apple-system,sans-serif}a{color:inherit;text-decoration:none}.landing-hero{text-align:center;color:#fff;background:linear-gradient(#0a0f1c 0%,#111827 50%,#0f172a 100%);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:40px 24px;display:flex;position:relative;overflow:hidden}.landing-hero:before{content:"";pointer-events:none;background:radial-gradient(circle,#1fbf9f26 0%,#0000 70%);width:600px;height:600px;position:absolute;top:-100px;left:-100px}.landing-hero:after{content:"";pointer-events:none;background:radial-gradient(circle,#2563eb1a 0%,#0000 70%);width:500px;height:500px;position:absolute;bottom:-100px;right:-100px}.landing-badge{color:#5eead4;letter-spacing:.02em;background:#1fbf9f1f;border:1px solid #1fbf9f40;border-radius:999px;align-items:center;gap:8px;margin-bottom:32px;padding:8px 18px;font-size:13px;font-weight:700;display:inline-flex}.landing-title{letter-spacing:-.03em;max-width:720px;margin-bottom:20px;font-size:clamp(36px,6vw,64px);font-weight:900;line-height:1.08}.landing-title .hl{color:var(--accent)}.landing-desc{color:#94a3b8;max-width:560px;margin-bottom:40px;font-size:clamp(16px,2vw,20px);font-weight:500;line-height:1.6}.landing-cta{background:linear-gradient(135deg, var(--accent), var(--accent-dark));color:#fff;cursor:pointer;border:none;border-radius:14px;align-items:center;gap:10px;padding:16px 36px;font-size:16px;font-weight:800;transition:transform .2s,box-shadow .2s;display:inline-flex;box-shadow:0 8px 32px #1fbf9f4d}.landing-cta:hover{transform:translateY(-2px);box-shadow:0 12px 40px #1fbf9f66}.landing-features{background:#fff;padding:80px 24px}.landing-features-inner{max-width:1100px;margin:0 auto}.landing-features h2{text-align:center;letter-spacing:-.02em;margin-bottom:12px;font-size:32px;font-weight:900}.landing-features .subtitle{text-align:center;color:var(--muted);margin-bottom:48px;font-size:16px;font-weight:500}.features-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;display:grid}.feature-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:28px;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px #0f172a14}.feature-icon{border-radius:14px;place-items:center;width:52px;height:52px;margin-bottom:16px;font-size:26px;display:grid}.feature-card h3{margin-bottom:8px;font-size:18px;font-weight:800}.feature-card p{color:var(--muted);font-size:14px;font-weight:500;line-height:1.6}.landing-how{background:var(--bg);padding:80px 24px}.landing-how-inner{max-width:900px;margin:0 auto}.landing-how h2{text-align:center;letter-spacing:-.02em;margin-bottom:48px;font-size:32px;font-weight:900}.steps{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px;display:grid}.step{text-align:center;padding:24px}.step-number{background:linear-gradient(135deg, var(--accent), var(--accent-dark));color:#fff;border-radius:50%;place-items:center;width:56px;height:56px;margin:0 auto 16px;font-size:22px;font-weight:900;display:grid;box-shadow:0 4px 16px #1fbf9f40}.step h3{margin-bottom:8px;font-size:17px;font-weight:800}.step p{color:var(--muted);font-size:14px;font-weight:500;line-height:1.6}.landing-footer{color:#94a3b8;text-align:center;background:#0f172a;padding:40px 24px;font-size:14px;font-weight:500}.landing-footer a{color:var(--accent)}.monitor-grid{grid-template-columns:minmax(0,7fr) minmax(0,3fr);gap:24px;max-width:1920px;height:100vh;max-height:100vh;margin:0 auto;padding:24px;display:grid}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:0 4px 12px #0f172a0a}.monitor-main-card{background:#fff;border:1px solid #e8eef5;border-radius:22px;min-height:0;padding:14px;box-shadow:0 8px 24px #0000000f}.monitor-main-split{grid-template-rows:minmax(0,7fr) minmax(0,3fr);gap:14px;height:100%;min-height:0;display:grid}.monitor-inner-card{text-align:center;background:#f8fbfd;border:1px solid #e8eef5;border-radius:20px;place-items:center;min-height:0;margin:0;padding:12px;display:grid}.monitor-map-card{background:linear-gradient(145deg,#f8fbfd 0%,#f0f7ff 50%,#f2fcfa 100%);border-radius:20px;flex-direction:column;padding:12px;display:flex;position:relative;overflow:hidden}.monitor-map-card:before{content:"";pointer-events:none;z-index:0;background:#1fbf9f12;border-radius:30% 70% 60% 40%/50% 60% 40% 50%;width:80%;height:90%;position:absolute;bottom:-30%;left:-25%;transform:rotate(-10deg)}.monitor-map-card:after{content:"";pointer-events:none;z-index:0;background:#6496dc0f;border-radius:40% 60% 30% 70%/60% 40% 55% 45%;width:70%;height:80%;position:absolute;top:-25%;right:-20%;transform:rotate(8deg)}.energy-map{width:100%;height:100%;min-height:260px;position:relative}.energy-lines{z-index:0;pointer-events:none;width:100%;height:100%;position:absolute;inset:0}.energy-line{fill:none;stroke:#e8eef5;stroke-width:3.5px;stroke-linecap:round;opacity:.9}.energy-flow-path{fill:none;stroke:#1fbf9f;stroke-width:3px;stroke-linecap:round;opacity:.45}.energy-flow-path.pv-flow{stroke:#ea580c;opacity:.45}.energy-flow-path.grid-flow{stroke:#2563eb;opacity:.4}.energy-flow-path.bat-flow{stroke:#1fbf9f;opacity:.38}.energy-flow-dot{z-index:1;opacity:0;pointer-events:none;will-change:left,top,opacity;background:#1fbf9f;border-radius:50%;width:7px;height:7px;position:absolute;transform:translate(-50%,-50%);box-shadow:0 0 6px #1fbf9f73,0 0 14px #1fbf9f2e}.energy-flow-dot.pv-dot{background:#ea580c;box-shadow:0 0 6px #ea580c73,0 0 14px #ea580c2e}.energy-flow-dot.grid-dot{background:#2563eb;box-shadow:0 0 6px #2563eb73,0 0 14px #2563eb2e}.energy-node{z-index:2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);text-align:center;background:#fffffff7;border:1px solid #e8eef5;border-radius:20px;flex-direction:column;justify-content:center;align-items:center;gap:6px;min-width:104px;padding:11px 14px;display:flex;position:absolute;transform:translate(-50%,-50%);box-shadow:0 8px 24px #0000000f}.energy-node svg{width:30px;height:30px;display:block}.energy-node .node-label{color:#64748b;text-transform:uppercase;letter-spacing:.04em;font-size:11px;font-weight:600}.energy-node .node-value{color:#172033;font-size:17px;font-weight:800;line-height:1}.energy-node.pv{color:#ea580c;top:12%;left:16%}.energy-node.grid-node{color:#2563eb;top:12%;left:84%}.energy-node.home-node{color:#1fbf9f;z-index:3;border-color:#1fbf9f66;min-width:132px;top:50%;left:50%;transform:translate(-50%,-50%)scale(1.25);box-shadow:0 12px 32px #1fbf9f26}.energy-node.battery-node{color:#238a55;top:84%;left:50%}.energy-node .node-icon{color:#fff;border-radius:50%;place-items:center;width:44px;height:44px;display:grid}.energy-node.pv .node-icon{background:linear-gradient(135deg,#f97316,#ea580c)}.energy-node.grid-node .node-icon{background:linear-gradient(135deg,#3b82f6,#2563eb)}.energy-node.home-node .node-icon{background:linear-gradient(135deg,#1fbf9f,#159a86)}.energy-node.battery-node .node-icon{background:linear-gradient(135deg,#34d399,#059669)}.energy-node .node-icon svg{color:#fff;width:26px;height:26px}.energy-node-sub{z-index:2;color:#64748b;white-space:nowrap;text-align:center;pointer-events:none;font-size:11px;font-weight:700;line-height:1.1;position:absolute}.monitor-bottom-card{text-align:left;background:#fff;grid-template-rows:auto minmax(0,1fr);place-items:stretch stretch;gap:10px;width:100%;padding:14px;display:grid}.monitor-lower-title{color:#18243a;letter-spacing:.02em;border-left:3px solid #1fbf9f;margin-left:2px;padding:2px 0 0 10px;font-size:13px;font-weight:700;line-height:1}.monitor-lower-stack{grid-template-rows:repeat(2,minmax(0,1fr));grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;width:100%;height:100%;min-height:0;display:grid}.monitor-mini-card{text-align:left;width:100%;min-width:0;height:100%;min-height:0;color:var(--muted);background:#fff;border:1px solid #e8eef5;border-radius:16px;grid-template-columns:40px 1fr;align-items:center;gap:12px;padding:12px 16px;font-size:12px;font-weight:600;transition:box-shadow .2s,transform .2s;display:grid;position:relative;overflow:hidden;box-shadow:0 2px 8px #00000008}.monitor-mini-card:hover{transform:translateY(-1px);box-shadow:0 4px 16px #0000000f}.monitor-mini-ico{z-index:1;border-radius:50%;place-items:center;width:40px;min-width:40px;height:40px;display:grid;position:relative}.monitor-mini-ico svg{width:22px;height:22px;display:block}.monitor-mini-ico.ico-pv{color:#ea580c;background:#fff0e8}.monitor-mini-ico.ico-grid{color:#2563eb;background:#ebf0ff}.monitor-mini-ico.ico-bat{color:#059669;background:#e0f8e3}.monitor-mini-ico.ico-load{color:#1fbf9f;background:#e0f5f1}.monitor-mini-metric{z-index:1;gap:4px;min-width:0;display:grid;position:relative}.wm{opacity:.12;pointer-events:none;z-index:0;width:70px;height:70px;position:absolute;bottom:-4px;right:-4px}.wm svg{width:100%;height:100%;display:block}.wm-pv{color:#ea580c}.wm-load{color:#1fbf9f}.wm-bat{color:#059669}.wm-grid{color:#2563eb}.monitor-mini-label{color:#64748b;letter-spacing:.02em;font-size:11px;font-weight:600;line-height:1.15}.monitor-mini-value{color:#172033;letter-spacing:-.01em;font-size:18px;font-weight:800;line-height:1}.monitor-mini-value.pair{white-space:nowrap;font-size:15px;line-height:1.1}.monitor-lower-stack>:first-child{background:linear-gradient(135deg,#fff 40%,#fff0e8)}.monitor-lower-stack>:nth-child(2){background:linear-gradient(135deg,#fff 40%,#f0faf7)}.monitor-lower-stack>:nth-child(3){background:linear-gradient(135deg,#fff 40%,#ecfdf5)}.monitor-lower-stack>:nth-child(4){background:linear-gradient(135deg,#fff 40%,#ebf0ff)}.monitor-side-card{text-align:left;grid-template-rows:minmax(0,4fr) minmax(0,3fr) minmax(0,3fr);place-items:stretch stretch;gap:14px;padding:14px;display:grid}.side-inner{background:#f8fbfd;border:1px solid #e8eef5;border-radius:16px;align-content:start;gap:6px;min-height:0;padding:16px;display:grid;overflow-y:auto}.side-title{color:#18243a;letter-spacing:.02em;border-left:3px solid #1fbf9f;margin-bottom:6px;margin-left:2px;padding:2px 0 0 10px;font-size:13px;font-weight:700;line-height:1}.side-row{border-bottom:1px solid #f0f4f8;justify-content:space-between;align-items:center;padding:6px 0;display:flex}.side-row:last-child{border-bottom:none;padding-bottom:0}.side-row .sr-l{color:#64748b;align-items:center;gap:7px;font-size:12px;font-weight:600;display:flex}.side-row .sr-d{background:#cbd5e1;border-radius:50%;flex:none;width:6px;height:6px}.side-row .sr-v{color:#172033;font-variant-numeric:tabular-nums;font-size:13px;font-weight:800}.monitor-clock{z-index:2;color:#64748b;font-variant-numeric:tabular-nums;text-align:right;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#ffffffb3;border-radius:8px;padding:4px 10px;font-size:10px;font-weight:700;position:absolute;bottom:12px;right:14px}.sv-banner{z-index:10;color:#172033;text-align:center;width:100%;padding:10px 0;font-size:13px;font-weight:800}.sv-banner .sv-hl{color:#ea580c;font-weight:900;display:inline}.offline-banner{text-align:center;background:var(--bg);flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:80px 24px;display:flex}.offline-banner h2{color:var(--text);margin-bottom:12px;font-size:28px;font-weight:900}.offline-banner p{color:var(--muted);max-width:420px;font-size:16px;line-height:1.6}.flasher-page{max-width:720px;min-height:100vh;margin:0 auto;padding:40px 24px}.flasher-page h1{margin-bottom:8px;font-size:28px;font-weight:900}.flasher-page .desc{color:var(--muted);margin-bottom:32px;font-size:15px;line-height:1.6}.flash-card{border:1px solid var(--line);background:#fff;border-radius:18px;margin-bottom:16px;padding:24px;box-shadow:0 4px 16px #0f172a0a}.flash-card h2{margin-bottom:16px;font-size:18px;font-weight:800}.flash-btn{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;cursor:pointer;border:none;border-radius:12px;align-items:center;gap:10px;padding:14px 28px;font-size:15px;font-weight:800;transition:transform .2s,box-shadow .2s;display:inline-flex}.flash-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px #1fbf9f4d}.flash-btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.flash-progress{background:#e2e8f0;border-radius:999px;height:10px;margin-top:16px;overflow:hidden}.flash-progress-bar{background:linear-gradient(90deg,var(--accent),var(--accent-dark));border-radius:999px;height:100%;transition:width .3s}.flash-log{color:#94a3b8;white-space:pre-wrap;background:#0f172a;border-radius:12px;max-height:300px;margin-top:16px;padding:16px;font-family:ui-monospace,Menlo,monospace;font-size:12px;line-height:1.6;overflow-y:auto}.flash-status{margin-top:12px;font-size:14px;font-weight:700}.flash-status.success{color:var(--green)}.flash-status.error{color:var(--red)}@media (max-width:1199px){.monitor-grid{grid-template-rows:minmax(0,7fr) minmax(0,3fr);grid-template-columns:1fr;gap:18px}}@media (max-width:767px){.monitor-grid{grid-template-rows:auto auto;gap:14px;height:auto;min-height:0;padding:14px}.monitor-main-card{border-radius:18px;padding:10px}.monitor-main-split{grid-template-rows:minmax(500px,auto) minmax(240px,auto);gap:10px;height:auto}.monitor-map-card{border-radius:16px;min-height:500px}.monitor-bottom-card{border-radius:16px;min-height:240px}.monitor-side-card{flex-direction:column;gap:10px;padding:10px;display:flex}.energy-map{height:500px;min-height:500px}.energy-node{border-radius:18px}.energy-node.pv,.energy-node.grid-node{top:12%}.energy-node.home-node{top:46%}.energy-node.battery-node{top:82%}}@media (max-width:479px){.monitor-grid{gap:8px;padding:10px}.monitor-main-card{border-radius:16px;padding:8px}.monitor-main-split{grid-template-rows:minmax(370px,auto) minmax(210px,auto);gap:8px}.energy-map{height:370px;min-height:370px}.energy-node{border-radius:14px;min-width:76px;padding:7px 8px}.energy-node .node-icon{width:34px;height:34px}.energy-node .node-icon svg{width:22px;height:22px}.energy-node .node-label{font-size:9px}.energy-node .node-value{font-size:13px}.monitor-mini-value{font-size:16px}.monitor-mini-value.pair{font-size:12px}.monitor-lower-stack{gap:6px}}@keyframes flowDash{to{stroke-dashoffset:-44px}}@media (prefers-reduced-motion:reduce){.energy-flow-dot{display:none}}