:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--surface:#fff8f6;--surface-low:#fff1eb;--surface-container:#ffeae1;--surface-highest:#ffdbcc;--primary:#b90538;--on-primary:#fff;--on-surface:#351000;--on-surface-muted:#5b4041;--tertiary:#f9bd22;--error:#ba1a1a;--error-container:#ffdad6;--outline:#e3bdbf;--outline-strong:#8f6f71;--white:#fff;--shadow:0 18px 46px #3510000f, 0 2px 10px #b905380a;--shadow-soft:0 8px 26px #3510000a;--sidebar-width:256px;--content-max:1200px;--radius-card:32px;--radius-large:40px;--radius-pill:9999px;--font-display:"Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-body:Quicksand, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;font-family:var(--font-body);background:var(--surface);color:var(--on-surface);font-synthesis:none;text-rendering:optimizelegibility}*{box-sizing:border-box}html{background:var(--surface);min-width:320px}body{background:var(--surface);min-width:320px;min-height:100vh;color:var(--on-surface);font-family:var(--font-body);margin:0;font-size:16px;line-height:1.5}button,input{font:inherit}button{cursor:pointer;border:0;min-height:44px}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #b9053847}.material-symbols-outlined{font-variation-settings:"FILL" 0, "wght" 500, "GRAD" 0, "opsz" 24;font-family:Material Symbols Outlined;font-size:24px;line-height:1}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--surface-highest);border-radius:var(--radius-pill)}h1,h2,h3,p{margin:0}.shell,.dashboard-shell{background:radial-gradient(circle at 65% 14%, #ffdbcc61, transparent 24rem), var(--surface);min-height:100vh}.shell--auth{place-items:center;padding:24px;display:grid}.pin-panel{border-radius:var(--radius-card);background:var(--white);width:min(100%,380px);box-shadow:var(--shadow);gap:16px;padding:32px;display:grid}.pin-panel__eyebrow,.dashboard-header__eyebrow,.metric-card__label,.control-card__label,.settings-card__label,.metric__label,.mini-chart>span{color:var(--on-surface-muted);letter-spacing:.04em;text-transform:uppercase;font-size:.78rem;font-weight:700;line-height:1.35}.pin-panel h1,.dashboard-header h1{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:700;line-height:1.12}.pin-panel label{color:var(--on-surface-muted);font-weight:700}.pin-panel input,.stepper-row input,.tariff-row input{background:var(--surface-container);width:100%;min-width:0;color:var(--on-surface);letter-spacing:0;border:2px solid #0000;border-radius:22px;font-weight:700}.pin-panel input{font-family:var(--font-display);text-align:center;padding:14px 16px;font-size:1.8rem}.pin-panel input:focus,.stepper-row input:focus,.tariff-row input:focus{border-color:var(--primary);background:var(--white);outline:0}.pin-panel button,.retry-state button,.stepper-row button:last-child,.tariff-row button{border-radius:var(--radius-pill);background:var(--primary);color:var(--on-primary);font-weight:700;box-shadow:0 10px 20px #b905382e}.pin-panel button{padding:13px 20px}.form-error,.field-error{color:var(--error);font-weight:700}input[aria-invalid=true]{border-color:var(--error);background:var(--error-container)}.dashboard-shell{grid-template-columns:var(--sidebar-width) minmax(0, 1fr);display:grid}.dashboard-sidebar{width:var(--sidebar-width);background:var(--surface-low);z-index:20;flex-direction:column;align-self:start;gap:44px;height:100vh;padding:34px 24px;display:flex;position:sticky;top:0;box-shadow:inset -1px 0 #e3bdbf73}.brand-block{align-items:center;gap:12px;display:flex}.brand-block>.material-symbols-outlined{background:var(--surface-highest);width:44px;height:44px;color:var(--primary);font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24;border-radius:16px;place-items:center;display:grid}.brand-block__eyebrow{color:var(--on-surface-muted);letter-spacing:.04em;text-transform:uppercase;font-size:.75rem;font-weight:700;display:block}.brand-block strong{font-family:var(--font-display);font-size:1.35rem;line-height:1.2;display:block}.tab-nav{gap:12px;display:grid}.tab-nav button{border-radius:var(--radius-pill);width:100%;color:var(--on-surface-muted);text-align:left;background:0 0;align-items:center;gap:14px;padding:13px 18px;font-weight:700;transition:background .16s,color .16s,transform .16s;display:flex}.tab-nav button:hover{background:var(--surface-container)}.tab-nav button:active{transform:scale(.98)}.tab-nav button.is-active{background:var(--surface-highest);color:var(--on-surface)}.tab-nav button.is-active .material-symbols-outlined{color:var(--primary);font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24}.dashboard-main{width:min(100%, var(--content-max));margin:0 auto;padding:34px 40px 64px}.dashboard-header{z-index:15;background:color-mix(in srgb, var(--surface) 92%, white);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid #e3bdbf59;justify-content:space-between;align-items:center;gap:24px;min-height:72px;margin:-34px -40px 34px;padding:18px 40px;display:flex;position:sticky;top:0}.dashboard-status{color:var(--on-surface-muted);text-align:right;justify-content:flex-end;align-items:center;gap:12px;font-size:.84rem;font-weight:700;display:flex}.dashboard-status>span:nth-child(2){color:var(--primary);letter-spacing:.04em;text-transform:uppercase}.connection-dot{background:var(--outline-strong);border-radius:50%;flex:none;width:10px;height:10px}.connection-dot--connected{background:var(--primary);box-shadow:0 0 0 5px #b905381f}.connection-dot--connecting{background:var(--tertiary);box-shadow:0 0 0 5px #f9bd222e}.text-button,.icon-button{color:var(--primary);background:0 0;font-weight:700}.text-button{border-radius:var(--radius-pill);min-height:36px;padding:6px 12px}.icon-button{border-radius:50%;flex:none;place-items:center;width:44px;height:44px;display:grid}.text-button:hover,.icon-button:hover{background:var(--surface-container)}.flash-message,.alert-banner{color:var(--error);border-radius:22px;margin-bottom:24px;font-weight:700}.flash-message{background:var(--error-container);padding:14px 18px}.alert-banner{color:var(--on-surface);background:var(--surface-container);grid-template-columns:auto minmax(0,1fr);align-items:center;gap:6px 16px;padding:22px 24px;display:grid}.alert-banner:before{content:"warning";font-variation-settings:"FILL" 0, "wght" 600, "GRAD" 0, "opsz" 32;grid-row:span 2;font-family:Material Symbols Outlined;font-size:32px}.alert-banner strong{font-family:var(--font-display);font-size:1.1rem}.alert-banner--high{color:var(--error);background:var(--error-container)}.alert-banner--medium{color:var(--on-surface);background:#ffdf9f}.alert-banner--low{color:var(--on-surface-muted);background:var(--surface-highest)}.alert-banner span{color:inherit;font-size:1rem}.dashboard-page{gap:24px;display:grid}.dashboard-grid--home{grid-template-columns:minmax(0,1.45fr) minmax(300px,1fr);grid-template-areas:"temperature mode""temperature energy";gap:24px;display:grid}.metric-card,.control-card,.panel,.settings-card,.stats-grid{border-radius:var(--radius-card);background:var(--surface-low);box-shadow:var(--shadow-soft)}.metric-card--temperature{border-radius:var(--radius-large);background:radial-gradient(circle at 82% 20%, #ffdbccd1, transparent 14rem), var(--surface-low);flex-direction:column;grid-area:temperature;justify-content:space-between;min-height:320px;padding:48px;display:flex;position:relative;overflow:hidden}.metric-card--temperature:before{content:"water_drop  " attr(data-humidity);display:none;position:absolute;top:38px;right:40px}.tile-icon{font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 28;border-radius:50%;flex:none;place-items:center;width:52px;height:52px;font-size:28px;display:grid}.tile-icon--default{color:var(--primary);background:#b905381f}.tile-icon--energy{color:var(--on-surface);background:#ffdf9f}.metric-card--temperature .tile-icon{align-self:flex-start}.metric-card__value{color:var(--primary);font-family:var(--font-display);font-size:clamp(4rem,8vw,6.2rem);font-weight:700;line-height:.95;display:block}.metric-card__meta{color:var(--on-surface-muted);flex-wrap:wrap;gap:10px;font-weight:700;display:flex}.metric-card__meta span{border-radius:var(--radius-pill);background:#ffdbcc8c;align-items:center;min-height:36px;padding:7px 14px;display:inline-flex}.metric-card__meta .metric-card__meta-humidity{color:#31546f;background:#d4ebffb8}.control-card--mode{background:var(--surface-container);grid-area:mode;align-content:center;gap:18px;padding:40px;display:grid}.settings-card--tariff:before{font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 28;border-radius:50%;place-items:center;width:52px;height:52px;font-family:Material Symbols Outlined;font-size:28px;display:grid}.control-card__label,.settings-card__label{font-family:var(--font-display);letter-spacing:0;text-transform:none;color:var(--on-surface);font-size:1.6rem;line-height:1.2}.segmented-control{flex-wrap:wrap;gap:12px;display:flex}.segmented-control button,.range-pills button{border:1px solid var(--outline);border-radius:var(--radius-pill);color:var(--on-surface);background:#ffffff85;font-weight:700}.segmented-control button{flex:98px;padding:13px 18px}.segmented-control button.is-active,.range-pills button.is-active{border-color:var(--primary);background:var(--primary);color:var(--on-primary)}.control-card p,.settings-card p,.retry-state,.loading-state,.empty-state{color:var(--on-surface-muted);font-weight:700}.heater-status{align-items:center;gap:8px;width:fit-content;display:inline-flex}.heater-status .material-symbols-outlined{color:var(--primary);font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24;font-size:22px}.metric-card--energy{background:var(--surface-highest);grid-area:energy;gap:20px;padding:40px;display:grid}.metric-card__list{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.metric-card__list .metric:nth-child(3){grid-column:1/-1}.metric-card__list .metric:last-child{background:#fff8f6b8;border-radius:24px;grid-column:1/-1;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px 12px;padding:14px 18px;display:grid}.metric-card__list .metric:last-child .metric__label,.metric-card__list .metric:last-child .metric__value{margin-top:0}.metric-card__list .metric:last-child .metric__label{grid-column:2}.metric-card__list .metric:last-child .metric__value{grid-area:1/3}.metric{min-width:0}.metric__icon{color:var(--primary);font-variation-settings:"FILL" 1, "wght" 600, "GRAD" 0, "opsz" 24;grid-area:1/1;font-size:24px}.metric__value{overflow-wrap:anywhere;color:var(--on-surface);font-family:var(--font-display);margin-top:5px;font-size:clamp(1.35rem,3vw,2rem);font-weight:700;line-height:1.1;display:block}.metric-card__list .metric:last-child .metric__value{min-width:64px;color:var(--primary);text-align:center;justify-content:center;font-size:clamp(1.3rem,2.2vw,1.75rem);display:inline-flex}.panel{padding:32px}.panel--performance-preview{background:var(--surface-low)}.panel__header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:24px;display:flex}.panel__header h2,.stats-grid h2{color:var(--on-surface);font-family:var(--font-display);font-size:clamp(1.55rem,3vw,2rem);line-height:1.2}.panel__header>span{color:var(--on-surface-muted);font-weight:700}.preview-chart-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.mini-chart{background:#ffffff73;border-radius:24px;gap:12px;min-height:150px;padding:18px;display:grid}.mini-chart svg,.history-chart{width:100%;min-width:0;display:block}.mini-chart svg{height:96px}.mini-chart__line,.history-chart__line{fill:none;stroke-linecap:round;stroke-linejoin:round}.mini-chart__line{stroke:var(--primary);stroke-width:5px}.mini-chart:nth-child(2) .mini-chart__line{stroke:var(--tertiary)}.mini-chart p{color:var(--on-surface-muted);align-self:center;font-weight:700}.dashboard-page--history{gap:32px}.dashboard-page--history .panel__header{flex-wrap:wrap}.range-pills{flex-wrap:wrap;gap:10px;display:flex}.range-pills button{min-height:42px;padding:9px 18px}.panel--history-chart{border-radius:var(--radius-large);background:var(--white);padding:clamp(24px,4vw,40px)}.history-chart-wrap{gap:14px;margin-top:18px;display:grid;position:relative}.history-chart-legend{flex-wrap:wrap;align-items:center;gap:10px 18px;display:flex}.history-chart-legend__item{color:var(--on-surface-muted);align-items:center;gap:7px;font-size:.82rem;font-weight:800;display:inline-flex}.history-chart-legend__item:before{border-radius:var(--radius-pill);content:"";width:18px;height:4px}.history-chart-legend__item--temperature:before{background:var(--primary)}.history-chart-legend__item--humidity:before{background:#2c82c9}.history-chart-legend__item--power:before{background:var(--tertiary)}.history-chart{width:100%;height:clamp(230px,32vw,330px);overflow:visible}.history-chart__grid{fill:none;stroke:var(--surface-highest);stroke-width:1px;opacity:.55}.history-chart__line{fill:none;stroke-width:4px;stroke-linecap:round;stroke-linejoin:round}.history-chart__line--temperature{stroke:var(--primary)}.history-chart__line--humidity{stroke:#2c82c9}.history-chart__line--power{stroke:var(--tertiary)}.history-chart__axis-line{fill:none;stroke:var(--outline);stroke-width:1.2px}.history-chart__hover-line{fill:none;stroke:#35100047;stroke-dasharray:4 5;stroke-width:1.4px}.history-chart__tick,.history-chart__time{letter-spacing:0;font-size:9px;font-weight:800}.history-chart__tick--temperature{fill:var(--primary);text-anchor:start}.history-chart__tick--humidity{fill:#2c82c9;text-anchor:end}.history-chart__tick--power{fill:#9b6d00;text-anchor:start}.history-chart__time{fill:var(--on-surface-muted);text-anchor:middle}.history-chart-tooltip{z-index:2;border:1px solid var(--outline);min-width:156px;box-shadow:var(--shadow-soft);color:var(--on-surface);pointer-events:none;background:#fffffff5;border-radius:14px;gap:5px;padding:10px 12px;font-size:.82rem;font-weight:800;display:grid;position:absolute;top:72px;transform:translate(-50%)}.history-chart-tooltip strong{font-family:var(--font-display);font-size:.9rem}.history-chart-tooltip__row{white-space:nowrap;align-items:center;gap:7px;display:flex}.history-chart-tooltip__row:before{content:"";border-radius:50%;width:8px;height:8px}.history-chart-tooltip__row--temperature:before{background:var(--primary)}.history-chart-tooltip__row--humidity:before{background:#2c82c9}.history-chart-tooltip__row--power:before{background:var(--tertiary)}.history-chart-empty{border-radius:var(--radius-pill);color:var(--on-surface-muted);text-align:center;pointer-events:none;background:#fff8f6eb;padding:10px 12px;font-size:.86rem;font-weight:800;position:absolute;bottom:88px;left:16%;right:16%}.retry-state,.loading-state,.empty-state{text-align:center;place-items:center;min-height:180px;display:grid}.retry-state{gap:12px}.retry-state button{min-width:132px;padding:10px 18px}.stats-grid{box-shadow:none;background:0 0;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;display:grid}.stats-grid h2{grid-column:1/-1;margin-bottom:2px}.stats-grid .metric{background:var(--surface-low);min-height:132px;box-shadow:var(--shadow-soft);border-radius:28px;padding:22px}.stats-grid .metric:nth-last-child(-n+3){background:var(--surface-container)}.dashboard-page--settings{grid-template-columns:minmax(0,1.35fr) minmax(320px,.95fr);grid-template-areas:"target tariff""target tariff";align-items:start}.settings-card{background:var(--white);gap:24px;padding:40px;display:grid}.settings-card--target{border-radius:var(--radius-large);grid-area:target;align-content:space-between;min-height:540px}.settings-card--target>div:first-child{text-align:center;gap:120px;display:grid}.settings-card--target strong{font-family:var(--font-display);font-size:clamp(4rem,7vw,5.25rem);line-height:1}.stepper-row{border-radius:var(--radius-pill);background:var(--surface-container);grid-template-columns:56px minmax(90px,1fr) 56px auto;align-items:center;gap:10px;padding:10px;display:grid}.stepper-row button{background:var(--surface-low);min-width:0;color:var(--on-surface);border-radius:50%;font-size:1.35rem;font-weight:700}.stepper-row button:last-child{border-radius:var(--radius-pill);min-width:112px;padding:0 18px;font-size:.95rem}.stepper-row input{text-align:center;min-height:48px;padding:8px 10px}.settings-card--target>p,.settings-card--tariff>p{color:var(--error)}.settings-card--tariff{grid-area:tariff}.settings-card--tariff:before{content:"payments";background:var(--surface-container);color:var(--on-surface-muted)}.settings-card--tariff .settings-card__label,.settings-card--tariff strong{display:block}.tariff-row{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.tariff-row input{min-height:58px;font-family:var(--font-display);padding:12px 18px;font-size:1.6rem}.tariff-row button{min-width:132px;padding:0 20px}.dashboard-bottom-nav{display:none}@media (width<=1100px){.dashboard-main{padding-inline:28px}.dashboard-header{margin-inline:-28px;padding-inline:28px}.dashboard-grid--home,.dashboard-page--settings{grid-template-columns:1fr;grid-template-areas:"temperature""mode""energy"}.dashboard-page--settings{grid-template-areas:"target""tariff"}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=760px){body{padding-bottom:calc(92px + env(safe-area-inset-bottom,0px))}.dashboard-shell{display:block}.dashboard-sidebar{display:none}.dashboard-main{width:100%;padding:18px 16px 24px}.dashboard-header{min-height:70px;padding:calc(12px + env(safe-area-inset-top,0px)) 16px 12px;margin:-18px -16px 24px}.dashboard-header__eyebrow{display:none}.dashboard-header h1{font-size:2.4rem}.dashboard-status{gap:8px}.dashboard-status>span:not(.connection-dot){clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.dashboard-status .text-button{clip:auto;white-space:normal;width:auto;height:40px;position:static}.connection-dot{width:12px;height:12px}.dashboard-page{gap:20px}.alert-banner{border-radius:0;margin-bottom:2px;padding:24px 22px}.alert-banner strong,.alert-banner span{font-size:1.05rem}.metric-card--temperature{text-align:center;order:-1;align-items:center;min-height:300px;padding:42px 24px}.metric-card--temperature .metric-card__label{font-size:1rem}.metric-card__value{font-size:clamp(4.8rem,19vw,6.1rem)}.metric-card__meta{justify-content:center}.metric-card--energy{gap:18px}.control-card--mode,.metric-card--energy,.panel,.settings-card{padding:24px}.control-card--mode,.metric-card--energy,.panel,.settings-card,.stats-grid .metric{border-radius:28px}.segmented-control{grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.segmented-control button{min-width:0;padding:13px 8px}.preview-chart-grid,.stats-grid{grid-template-columns:1fr}.metric-card__list{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.metric-card__list .metric:last-child,.panel__header{display:grid}.range-pills{grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.range-pills button{min-width:0;padding-inline:8px}.history-chart{height:220px}.settings-card--target{min-height:380px}.settings-card--target>div:first-child{gap:36px}.stepper-row{grid-template-columns:52px minmax(70px,1fr) 52px}.stepper-row button:last-child{grid-column:1/-1;width:100%;min-height:48px}.tariff-row{grid-template-columns:1fr}.tariff-row button{width:100%;min-height:50px}.dashboard-bottom-nav{z-index:30;padding:12px 16px calc(14px + env(safe-area-inset-bottom,0px));background:var(--surface-container);border-top:1px solid #e3bdbf8c;border-radius:32px 32px 0 0;display:block;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -10px 28px #35100014}.dashboard-bottom-nav .tab-nav{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;display:grid}.dashboard-bottom-nav .tab-nav button{text-align:center;justify-items:center;gap:4px;min-width:0;padding:9px 8px;display:grid}.dashboard-bottom-nav .tab-nav button span:last-child{text-overflow:ellipsis;white-space:nowrap;max-width:100%;overflow:hidden}}@media (width<=420px){.dashboard-header h1{font-size:2rem}.metric-card__value{font-size:clamp(4rem,18vw,5.2rem)}.control-card__label,.settings-card__label{font-size:1.35rem}.settings-card--target strong{font-size:3.4rem}.range-pills{grid-template-columns:repeat(2,minmax(0,1fr))}}