:root{--primary:#55b949;--primary-dark:#35952e;--ink:#25332f;--muted:#6c7975;--bg:#f3f7f5;--card:#fff;--border:#dfe8e4;--orange:#f5a623;--cyan:#00a6c8;--battery:#7cb342;--rose:#efaaaa;--petrol:#087f94;--shadow:0 18px 50px rgba(31,67,56,.09)}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.5}a{color:var(--primary-dark);text-decoration:none}button,input{font:inherit}.topbar{height:76px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 clamp(20px,4vw,64px);gap:36px;position:sticky;top:0;z-index:20}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-weight:760;letter-spacing:-.02em;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:white}.nav{display:flex;align-self:stretch;gap:6px}.nav a{display:grid;place-items:center;padding:0 15px;color:var(--muted);position:relative}.nav a.active{color:var(--ink);font-weight:650}.nav a.active:after{content:"";height:3px;background:var(--primary);border-radius:9px;position:absolute;left:14px;right:14px;bottom:0}.user-chip{margin-left:auto;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}.avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#e8f6e6;color:var(--primary-dark);font-weight:800}.menu-button{display:none;margin-left:auto;border:0;background:#eef5f1;border-radius:10px;width:40px;height:40px}.shell{max-width:1240px;margin:auto;padding:42px 28px 80px}.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}.page-head h1{font-size:clamp(30px,4vw,46px);letter-spacing:-.045em;margin:4px 0}.page-head p{color:var(--muted);margin:0}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:12px;color:var(--primary-dark);font-weight:800}.online-badge{display:flex;align-items:center;gap:9px;padding:10px 14px;background:white;border:1px solid var(--border);border-radius:999px;font-weight:650}.online-badge i,.online-dot{width:9px;height:9px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px #55b94920;display:inline-block}.online-badge.offline i{background:#dc6a62;box-shadow:0 0 0 4px #dc6a6220}.live-card,.chart-card,.status-card,.settings-card{background:var(--card);border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow)}.live-card{padding:28px}.section-title{display:flex;justify-content:space-between;align-items:start}.section-title h2,.status-card h2,.settings-card h2,.chart-card h2{margin:0;font-size:20px;letter-spacing:-.02em}.section-title p,.status-card p{margin:4px 0;color:var(--muted);font-size:14px}.icon-button{border:1px solid var(--border);background:white;border-radius:10px;width:40px;height:40px;font-size:21px;color:var(--primary-dark);cursor:pointer}.energy-flow{width:min(700px,100%);height:520px;margin:0 auto;display:grid;grid-template:1fr 1.1fr 1fr/1fr 1.2fr 1fr;position:relative}.node{z-index:2;align-self:center;justify-self:center;text-align:center;display:flex;flex-direction:column;align-items:center}.node.pv{grid-area:1/1}.node.grid{grid-area:1/3}.node.battery{grid-area:3/1}.node.house{grid-area:3/3}.node span{font-size:14px;color:var(--muted);margin-top:7px}.node strong{font-size:21px;letter-spacing:-.03em}.node small{color:var(--muted)}.node-icon,.battery-icon{width:64px;height:64px;border:2px solid var(--primary);border-radius:18px;background:#fafff9;display:grid;place-items:center;font-size:31px}.pv .node-icon{color:var(--orange)}.house .node-icon{color:#8f625f;font-size:39px}.grid-icon{font-size:39px;color:var(--petrol)}.battery-icon{position:relative;overflow:hidden;padding:7px}.battery-icon:after{content:"";position:absolute;right:-5px;width:5px;height:20px;background:var(--primary);border-radius:0 3px 3px 0}.battery-icon:before{content:"";position:absolute;inset:10px;border:2px solid #53625d;border-radius:6px;z-index:2}.battery-icon span{position:absolute;left:12px;bottom:12px;top:12px;background:#b8dc8b;margin:0;max-width:40px}.autarky{grid-area:2/2;align-self:center;justify-self:center;width:150px;height:150px;border-radius:50%;border:12px solid #e2f0e6;box-shadow:inset 0 0 0 7px var(--primary-dark),0 12px 32px #18332b18;display:grid;place-content:center;text-align:center;z-index:3;background:white}.autarky strong{font-size:31px;line-height:1}.autarky span{font-size:13px;color:var(--muted);margin-top:6px}.flow-line{position:absolute;z-index:1;border-color:#b7c4bf}.flow-line:after{content:"";position:absolute;width:8px;height:8px;border-top:2px solid var(--primary);border-right:2px solid var(--primary);transform:rotate(45deg)}.flow-line i{position:absolute;width:10px;height:10px;background:var(--primary);border-radius:50%;animation:flow 2.8s linear infinite}.pv-center{left:19%;top:24%;width:25%;height:24%;border-bottom:2px solid #b7c4bf;border-right:2px solid #b7c4bf;border-radius:0 0 22px}.pv-center:after{right:-5px;bottom:-5px}.center-grid{right:19%;top:24%;width:25%;height:24%;border-bottom:2px solid #b7c4bf;border-left:2px solid #b7c4bf;border-radius:0 0 0 22px}.center-grid:after{right:-5px;bottom:-5px}.center-battery{left:19%;bottom:24%;width:25%;height:24%;border-top:2px solid #b7c4bf;border-right:2px solid #b7c4bf;border-radius:0 22px 0 0}.center-battery:after{left:-5px;top:-5px;transform:rotate(225deg)}.center-house{right:19%;bottom:24%;width:25%;height:24%;border-top:2px solid #b7c4bf;border-left:2px solid #b7c4bf;border-radius:22px 0 0}.center-house:after{right:-5px;top:-5px}.flow-line i{left:45%;bottom:-6px}.center-battery i,.center-house i{top:-6px}.energy-flow[data-grid="import"] .center-grid:after{transform:rotate(225deg);left:-5px;right:auto}.energy-flow[data-battery="charging"] .center-battery:after{transform:rotate(225deg)}@keyframes flow{0%{opacity:0;transform:translateX(-30px)}50%{opacity:1}100%{opacity:0;transform:translateX(35px)}}@media(prefers-reduced-motion:reduce){.flow-line i{animation:none}}.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px 0}.metric-grid article,.summary-grid article{background:white;border:1px solid var(--border);border-radius:18px;padding:20px;position:relative;overflow:hidden}.metric-grid article:before,.summary-grid article:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--primary)}.metric-grid span,.summary-grid span{display:block;color:var(--muted);font-size:14px}.metric-grid strong,.summary-grid strong{display:block;font-size:25px;margin:5px 0}.metric-grid small{color:var(--muted)}.status-card{padding:24px 28px;display:flex;justify-content:space-between;align-items:center}.status-list{display:flex;gap:12px}.status-list span{padding:11px 14px;border:1px solid var(--border);border-radius:12px;color:var(--muted)}.status-list span:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#aaa;margin-right:8px}.status-list span.ok:before{background:var(--primary)}.status-list b{color:var(--ink);margin-left:4px}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:30px;background:radial-gradient(circle at 15% 15%,#dff2dc,transparent 30%),radial-gradient(circle at 90% 80%,#d8eef0,transparent 32%),#f5f8f6}.auth-card{width:min(960px,100%);min-height:600px;background:white;border:1px solid var(--border);border-radius:30px;box-shadow:0 30px 90px #26453b1a;display:grid;grid-template-columns:.92fr 1.08fr;overflow:hidden}.auth-card.compact{display:block;width:min(680px,100%);min-height:0}.auth-visual{background:linear-gradient(150deg,#173b32,#2e6554);color:white;padding:52px;display:flex;flex-direction:column;justify-content:space-between}.auth-visual p{font-size:31px;line-height:1.15;letter-spacing:-.04em}.sun-orbit{width:180px;height:180px;border:1px solid #ffffff40;border-radius:50%;display:grid;place-items:center;position:relative}.sun-orbit:after{content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:#9adc89;top:12px;right:27px}.sun-orbit span{font-size:66px;color:#ffd86b}.auth-form{padding:clamp(30px,6vw,64px)}.auth-form h1{font-size:38px;letter-spacing:-.045em;margin:5px 0}.muted{color:var(--muted)}form{display:grid;gap:16px;margin-top:24px}label{display:grid;gap:7px;font-weight:650;font-size:14px}input{width:100%;border:1px solid #cfd9d5;background:#fbfdfc;border-radius:12px;padding:13px 14px;color:var(--ink);outline:none}input:focus{border-color:var(--primary);box-shadow:0 0 0 4px #55b94920}.button{border:0;border-radius:12px;padding:13px 18px;font-weight:750;cursor:pointer;display:inline-flex;justify-content:center;align-items:center}.primary{background:var(--primary-dark);color:white}.secondary{background:white;color:var(--ink);border:1px solid var(--border)}.danger{background:#fff1f0;color:#b64038;border:1px solid #f0cbc7}.form-links{display:flex;justify-content:space-between;margin-top:20px;font-size:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.check{display:flex;grid-template-columns:auto 1fr;align-items:start}.check input{width:auto;margin-top:5px}.optional,.hint{font-weight:400;color:var(--muted);font-size:12px}.alert{padding:13px 16px;border-radius:12px;margin:18px 0}.alert.error{background:#fff0ef;color:#9b352f;border:1px solid #f2cecb}.alert.success{background:#eef9ec;color:#2c7427;border:1px solid #cce8c8}.settings-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.settings-card{padding:28px}.settings-card form{margin-top:20px}.step-icon{width:42px;height:42px;border-radius:12px;background:#e8f6e6;color:var(--primary-dark);font-weight:800;display:grid;place-items:center;margin-bottom:20px}.button-row{display:flex;gap:10px;justify-content:flex-end}.plant-status dl{margin:20px 0}.plant-status dl div{display:flex;justify-content:space-between;gap:20px;padding:14px 0;border-bottom:1px solid var(--border)}dt{color:var(--muted)}dd{margin:0;font-weight:650}.empty-mini,.connection-result{text-align:center;padding:45px 20px;color:var(--muted)}.empty-mini span{font-size:50px}.danger-zone{grid-column:1/-1;border-color:#f0d3d0}.range-tabs{display:flex;background:#e9efec;padding:4px;border-radius:13px}.range-tabs button{border:0;background:transparent;padding:9px 15px;border-radius:10px;color:var(--muted);cursor:pointer}.range-tabs button.active{background:white;color:var(--ink);box-shadow:0 4px 12px #18332b12}.date-picker{display:flex;justify-content:center;align-items:center;gap:10px;margin:20px auto 26px}.date-picker input{width:170px}.date-picker button{width:42px;height:42px;border:1px solid var(--border);border-radius:11px;background:white}.chart-card{padding:26px;margin-bottom:20px}.chart-wrap{height:340px;margin-top:18px}.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}.summary-grid article:before{top:auto;right:0;width:auto;height:4px;background:var(--accent)}.summary-grid strong{font-size:18px}.donut-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.donut-grid article{background:white;border:1px solid var(--border);border-radius:24px;padding:24px;text-align:center}.donut-grid canvas{max-height:220px;margin:20px auto}.calculation-note{text-align:center;color:var(--muted);font-size:13px}.empty-state{text-align:center;background:white;border:1px solid var(--border);border-radius:24px;padding:70px 20px}.empty-state span{font-size:48px;color:var(--primary)}.bottom-nav{display:none}
@media(max-width:850px){.topbar{height:66px;padding:0 18px}.menu-button{display:block}.nav{display:none;position:absolute;top:66px;left:12px;right:12px;height:auto;background:white;border:1px solid var(--border);border-radius:14px;padding:8px;box-shadow:var(--shadow)}.nav.open{display:grid}.nav a{padding:12px}.nav a.active:after{display:none}.user-chip{display:none}.shell{padding:26px 16px 88px}.metric-grid{grid-template-columns:repeat(2,1fr)}.status-card,.page-head{align-items:flex-start}.status-list{flex-direction:column}.settings-grid{grid-template-columns:1fr}.danger-zone{grid-column:auto}.summary-grid{grid-template-columns:repeat(2,1fr)}.bottom-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;background:#ffffffed;backdrop-filter:blur(16px);border-top:1px solid var(--border);z-index:30}.bottom-nav a{text-align:center;padding:14px 5px;color:var(--muted);font-size:13px}.energy-flow{height:480px}.auth-card{grid-template-columns:1fr}.auth-visual{display:none}}
@media(max-width:560px){.page-head{display:grid}.history-head .range-tabs{width:100%;justify-content:space-between}.range-tabs button{padding:8px 10px}.live-card{padding:20px 12px}.energy-flow{height:470px;grid-template:1fr 1fr 1fr/1fr 1fr 1fr}.autarky{width:126px;height:126px;border-width:9px}.node-icon,.battery-icon{width:54px;height:54px}.metric-grid{gap:10px}.metric-grid article{padding:16px}.metric-grid strong{font-size:20px}.status-card{display:block}.status-list{margin-top:15px}.auth-shell{padding:12px}.auth-card{border-radius:20px}.auth-form{padding:28px 22px}.form-grid{grid-template-columns:1fr}.form-links{display:grid;gap:10px}.button-row{display:grid}.donut-grid{grid-template-columns:1fr}}