/* WattWarden — theme-driven energy dashboard */

:root, html[data-theme="ember"] {
    --bg: #12100c;
    --bg-raise: #1c1812;
    --ink: #f2e8d8;
    --muted: #a89a82;
    --line: #37301f;
    --accent: #ffb347;
    --chart-imp: #ffb347;
    --chart-exp: #6fd68a;
    --good: #6fd68a;
    --warn: #e6c34e;
    --danger: #e06a5a;
    --on-accent: #1c1206;
    color-scheme: dark;
}

html[data-theme="aurora"] {
    --bg: #0a1016;
    --bg-raise: #101a24;
    --ink: #dcebf5;
    --muted: #86a0b3;
    --line: #1f3242;
    --accent: #52d6b8;
    --chart-imp: #58b6ff;
    --chart-exp: #52d6b8;
    --good: #52d6b8;
    --warn: #e0c069;
    --danger: #e0685f;
    --on-accent: #04150f;
    color-scheme: dark;
}

html[data-theme="paper"] {
    --bg: #f6f2ea;
    --bg-raise: #ffffff;
    --ink: #2b2620;
    --muted: #6f675a;
    --line: #ddd4c4;
    --accent: #b4690e;
    --chart-imp: #b4690e;
    --chart-exp: #2e8b57;
    --good: #2e8b57;
    --warn: #9a7b00;
    --danger: #b23a2f;
    --on-accent: #fff8ee;
    color-scheme: light;
}

html[data-theme="contrast"] {
    --bg: #000000;
    --bg-raise: #0d0d0d;
    --ink: #ffffff;
    --muted: #c8c8c8;
    --line: #5a5a5a;
    --accent: #ffe100;
    --chart-imp: #ffe100;
    --chart-exp: #00e5ff;
    --good: #00e676;
    --warn: #ffe100;
    --danger: #ff5252;
    --on-accent: #000000;
    color-scheme: dark;
}

html[data-theme="solar"] {
    --bg: #fff8e7;
    --bg-raise: #fffdf5;
    --ink: #3a2f1b;
    --muted: #8a7a55;
    --line: #eadfc0;
    --accent: #e8930c;
    --chart-imp: #e8930c;
    --chart-exp: #3c9d5d;
    --good: #3c9d5d;
    --warn: #b08000;
    --danger: #c74634;
    --on-accent: #fffaf0;
    color-scheme: light;
}

html[data-theme="oled"] {
    --bg: #000000;
    --bg-raise: #000000;
    --ink: #d8d8d8;
    --muted: #7a7a7a;
    --line: #262626;
    --accent: #4fc3f7;
    --chart-imp: #4fc3f7;
    --chart-exp: #66bb6a;
    --good: #66bb6a;
    --warn: #d4b106;
    --danger: #ef5350;
    --on-accent: #001018;
    color-scheme: dark;
}

html[data-theme="nord"] {
    --bg: #2e3440;
    --bg-raise: #3b4252;
    --ink: #eceff4;
    --muted: #9aa5b8;
    --line: #4c566a;
    --accent: #88c0d0;
    --chart-imp: #88c0d0;
    --chart-exp: #a3be8c;
    --good: #a3be8c;
    --warn: #ebcb8b;
    --danger: #bf616a;
    --on-accent: #2e3440;
    color-scheme: dark;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 400 1rem/1.55 system-ui, "Segoe UI", Roboto, sans-serif;
    min-height: 100dvh;
    transition: background .25s ease, color .25s ease;
}

.wrap { max-width: 72rem; margin: 0 auto; padding: 1.25rem 1.25rem 3rem; }

.skip-link {
    position: absolute; left: -999px; top: 0; z-index: 20;
    background: var(--accent); color: var(--on-accent);
    padding: .5rem .9rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---- hero ---- */
.back { color: var(--muted); text-decoration: none; font-size: .9rem; }
.back:hover, .foot a:hover { color: var(--accent); }
.hero-row { display: flex; align-items: center; gap: 1rem; margin-top: .9rem; }
.hero-mark { font-size: 3rem; line-height: 1; filter: drop-shadow(0 0 16px var(--accent)); }
h1 { margin: 0; font-size: clamp(1.7rem, 5vw, 2.4rem); letter-spacing: .03em; }
h1 .tld { color: var(--muted); font-weight: 400; font-size: .55em; letter-spacing: .02em; }
.lede { margin: .2rem 0 0; color: var(--muted); max-width: 40rem; }

.statusline {
    display: flex; align-items: center; gap: .7rem; flex-wrap: wrap;
    margin: 1rem 0 .6rem;
    font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
    font-size: .9rem;
}
.meterline { color: var(--muted); }
.clock { margin-left: auto; color: var(--accent); font-weight: 600; letter-spacing: .06em; }

.alertbar {
    margin: 0 0 .7rem;
    padding: .55rem .9rem;
    border: 1px solid var(--danger);
    border-left-width: 4px;
    border-radius: 8px;
    color: var(--danger);
    background: color-mix(in srgb, var(--danger) 10%, var(--bg-raise));
    font-size: .92rem;
}

.pill {
    display: inline-block;
    font: 600 .78rem/1 ui-monospace, Consolas, monospace;
    letter-spacing: .05em;
    padding: .38rem .7rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    color: var(--muted);
}
.pill.on { background: var(--good); border-color: var(--good); color: var(--on-accent); }
.pill.idle { color: var(--warn); border-color: var(--warn); }
.pill.off { color: var(--danger); border-color: var(--danger); }
.pill.demo { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.actions { display: flex; gap: .6rem; flex-wrap: wrap; }

.btn {
    font: 600 .95rem/1 inherit;
    padding: .65rem 1.1rem;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: var(--bg-raise);
    color: var(--ink);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.danger { color: var(--danger); border-color: var(--danger); }

/* ---- empty state ---- */
.empty {
    background: var(--bg-raise);
    border: 1px dashed var(--line);
    border-radius: 14px;
    padding: 1.2rem 1.4rem;
    margin-top: 1.2rem;
}
.empty h2 { margin-top: 0; }
.empty ol { padding-left: 1.3rem; }
.empty li { margin: .6rem 0; }

.snippet {
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: .6rem .9rem;
    overflow-x: auto;
    font-size: .85rem;
    color: var(--accent);
    margin: .5rem 0;
}

/* ---- tiles ---- */
.tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(17rem, 100%), 1fr));
    gap: .9rem;
    margin-top: 1.2rem;
}
.card {
    background: var(--bg-raise);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: .95rem 1.1rem 1.05rem;
    min-width: 0;
}
.card-wide { grid-column: 1 / -1; }
.card h2 { margin: 0 0 .55rem; font-size: .95rem; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.h-sub { text-transform: none; letter-spacing: 0; font-weight: 400; font-size: .8rem; }

body.compact .card { padding: .6rem .8rem .7rem; }
body.compact .tiles { gap: .55rem; }
body.compact .bignum { font-size: 2.2rem; }
body.compact .chart { height: 150px; }
body.compact .spark { height: 44px; }

.bignum {
    margin: .1rem 0;
    font: 700 3rem/1.05 ui-monospace, "Cascadia Mono", Consolas, monospace;
    color: var(--accent);
    word-break: break-word;
}
.bignum.small { font-size: 1.9rem; }
.bignum .unit { font-size: .45em; color: var(--muted); margin-left: .25em; font-weight: 400; }
#nowW.exporting { color: var(--good); }

.card-note { color: var(--muted); font-size: .85rem; margin: .3rem 0 0; }
.badge {
    display: inline-block;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: .1rem .4rem;
    font-size: .78rem;
    margin-left: .4rem;
}

.powerbar {
    margin-top: .6rem;
    background: var(--bg); border: 1px solid var(--line); border-radius: 999px;
    height: .55rem; overflow: hidden;
}
.powerbar span { display: block; height: 100%; width: 0; background: var(--chart-imp); border-radius: 999px; transition: width .4s ease; }
.powerbar span.neg { background: var(--chart-exp); }

.spark { width: 100%; height: 64px; margin-top: .6rem; display: block; }
.chart { width: 100%; height: 200px; display: block; }
.chart-hour { height: 170px; }

.chipbar { float: right; display: inline-flex; gap: .3rem; }
.chip {
    font: 600 .75rem/1 inherit;
    text-transform: none; letter-spacing: 0;
    padding: .3rem .6rem;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--muted);
    cursor: pointer;
}
.chip.on { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.kv { margin: 0; display: grid; gap: .35rem; }
.kv div { display: flex; justify-content: space-between; gap: 1rem; border-bottom: 1px dotted var(--line); padding-bottom: .3rem; }
.kv dt { color: var(--muted); font-size: .88rem; }
.kv dd { margin: 0; font-family: ui-monospace, Consolas, monospace; font-size: .92rem; text-align: right; }
.kv dd.bad { color: var(--danger); font-weight: 700; }

.phasebars { display: grid; gap: .5rem; }
.phaserow { display: grid; grid-template-columns: 2rem minmax(0, 1fr) 5.2rem; align-items: center; gap: .55rem; }
.pl { color: var(--muted); font-size: .85rem; }
.pv { text-align: right; font-family: ui-monospace, Consolas, monospace; font-size: .88rem; }
.pbar { background: var(--bg); border: 1px solid var(--line); border-radius: 999px; height: .75rem; overflow: hidden; }
.pfill { display: block; height: 100%; background: var(--chart-imp); border-radius: 999px; transition: width .3s ease; }
.pfill.neg { background: var(--chart-exp); }

/* ---- power flow ---- */
.flow { display: flex; align-items: center; gap: .6rem; margin: .4rem 0 .2rem; }
.flow-node { font-size: .95rem; white-space: nowrap; color: var(--ink); }
.flow-lane { flex: 1; height: 10px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); overflow: hidden; position: relative; }
.flow-dashes {
    position: absolute; inset: 0;
    background: repeating-linear-gradient(90deg,
        var(--chart-imp) 0 14px, transparent 14px 28px);
    animation: flowmove 1.1s linear infinite;
    opacity: .9;
}
.flow.rev .flow-dashes { animation-direction: reverse; background: repeating-linear-gradient(90deg, var(--chart-exp) 0 14px, transparent 14px 28px); }
.flow.idle .flow-dashes { animation-play-state: paused; opacity: .25; }
@keyframes flowmove { from { transform: translateX(-28px); } to { transform: translateX(0); } }

/* ---- settings dialog ---- */
.settings-veil {
    position: fixed; inset: 0; z-index: 30;
    background: rgba(0, 0, 0, .55);
    display: flex; align-items: flex-start; justify-content: center;
    padding: 3vh 1rem;
    overflow-y: auto;
}
.settings {
    background: var(--bg-raise);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 1rem 1.3rem 1.3rem;
    width: min(62rem, 100%);
}
.settings-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; align-items: start; }
.scol { min-width: 0; }
@media (max-width: 46rem) { .settings-cols { grid-template-columns: 1fr; } }
.settings-head { display: flex; justify-content: space-between; align-items: center; }
.settings-head h2 { margin: .2rem 0; }
fieldset { border: 1px solid var(--line); border-radius: 10px; margin: .9rem 0 0; padding: .7rem .9rem .9rem; }
legend { color: var(--muted); font-size: .85rem; padding: 0 .4rem; letter-spacing: .04em; }
.field { display: block; margin: .5rem 0; color: var(--muted); font-size: .9rem; }
.field input, .field select {
    display: block; width: 100%; margin-top: .3rem;
    background: var(--bg); color: var(--ink);
    border: 1px solid var(--line); border-radius: 8px;
    padding: .55rem .7rem; font: inherit;
}
.field input[type="color"] { padding: .15rem; height: 2.4rem; width: 4rem; display: inline-block; }
.field input[type="range"] { padding: 0; accent-color: var(--accent); }
.field input:focus, .field select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.field .row { display: flex; align-items: center; gap: .6rem; margin-top: .3rem; }
.fine { color: var(--muted); font-size: .82rem; margin: .5rem 0; }
.row { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .8rem; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 .8rem; }
@media (max-width: 30rem) { .grid2, .grid3 { grid-template-columns: 1fr; } }

.themegrid { display: flex; gap: .5rem; flex-wrap: wrap; }
.swatch {
    display: inline-flex; align-items: center; gap: .45rem;
    background: var(--bg); color: var(--ink);
    border: 1px solid var(--line); border-radius: 999px;
    padding: .45rem .85rem; font: 600 .85rem/1 inherit; cursor: pointer;
}
.swatch[aria-checked="true"] { border-color: var(--accent); outline: 1px solid var(--accent); }
.swatch-dot { width: .95rem; height: .95rem; border-radius: 50%; border: 1px solid var(--line); }
.swatch-dot[data-t="ember"] { background: linear-gradient(135deg, #1c1812 50%, #ffb347 50%); }
.swatch-dot[data-t="aurora"] { background: linear-gradient(135deg, #101a24 50%, #52d6b8 50%); }
.swatch-dot[data-t="paper"] { background: linear-gradient(135deg, #fff 50%, #b4690e 50%); }
.swatch-dot[data-t="contrast"] { background: linear-gradient(135deg, #000 50%, #ffe100 50%); }
.swatch-dot[data-t="solar"] { background: linear-gradient(135deg, #fff8e7 50%, #e8930c 50%); }
.swatch-dot[data-t="oled"] { background: linear-gradient(135deg, #000 50%, #4fc3f7 50%); }
.swatch-dot[data-t="nord"] { background: linear-gradient(135deg, #2e3440 50%, #88c0d0 50%); }

.tiletoggle { display: block; color: var(--ink); font-size: .9rem; padding: .25rem 0; cursor: pointer; }
.tiletoggle input { accent-color: var(--accent); margin-right: .35rem; }

.tilelist { display: grid; gap: .15rem; }
.tilerow { display: grid; grid-template-columns: auto 1fr auto auto; align-items: center; gap: .5rem; padding: .15rem 0; }
.tilerow input { accent-color: var(--accent); }
.tilerow label { font-size: .9rem; cursor: pointer; }
.mini {
    font: 600 .75rem/1 inherit;
    padding: .25rem .5rem;
    border-radius: 6px;
    border: 1px solid var(--line);
    background: var(--bg);
    color: var(--muted);
    cursor: pointer;
}
.mini:hover:not(:disabled) { color: var(--accent); border-color: var(--accent); }
.mini:disabled { opacity: .35; cursor: default; }

.filebtn { position: relative; overflow: hidden; }
.filebtn input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.rawbox { margin-top: .7rem; }
.rawbox summary { color: var(--muted); font-size: .88rem; cursor: pointer; }
.rawbox pre {
    background: var(--bg); border: 1px solid var(--line); border-radius: 8px;
    padding: .6rem .8rem; max-height: 16rem; overflow: auto;
    font-size: .75rem; line-height: 1.45;
}

/* ---- explainer + footer ---- */
.explain { margin-top: 2.2rem; }
.explain h2 { font-size: 1.15rem; }
.steps li { margin: .5rem 0; color: var(--muted); }
.steps strong { color: var(--ink); }
.explain code {
    background: var(--bg-raise); border: 1px solid var(--line); border-radius: 5px;
    padding: .05rem .35rem; font-size: .85em; color: var(--accent);
}
.explain a { color: var(--accent); }

.note {
    border-left: 3px solid var(--accent);
    background: var(--bg-raise);
    padding: .6rem .9rem;
    border-radius: 0 8px 8px 0;
    font-size: .92rem;
    color: var(--muted);
}
.note.warn { border-color: var(--warn); color: var(--warn); }

.foot {
    margin-top: 3rem; padding-top: 1rem;
    border-top: 1px solid var(--line);
    text-align: center; color: var(--muted); font-size: .9rem;
}
.foot a { color: var(--muted); }

/* ---- tooltips ---- */
[data-info] { cursor: help; }
.tip {
    position: fixed;
    z-index: 60;
    max-width: 21rem;
    background: var(--bg-raise);
    border: 1px solid var(--accent);
    border-radius: 8px;
    padding: .5rem .75rem;
    font-size: .82rem;
    line-height: 1.45;
    color: var(--ink);
    pointer-events: none;
    box-shadow: 0 8px 28px rgba(0, 0, 0, .45);
}
.tip b { color: var(--accent); }

/* ---- simple view: display-style rings ---- */
.simpleview {
    position: relative;
    display: grid;
    grid-template-columns: 1.35fr 1fr 1.1fr;
    gap: 1.2rem;
    align-items: center;
    margin-top: 1.4rem;
    background: var(--bg-raise);
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: 1.6rem 1.8rem;
}
.sv-gear {
    position: absolute; top: .6rem; right: .7rem; z-index: 2;
    font: 600 1rem/1 inherit;
    background: none; border: 0; color: var(--muted);
    cursor: pointer; padding: .3rem .45rem; border-radius: 8px;
    opacity: .55;
}
.sv-gear:hover, .sv-gear:focus-visible { opacity: 1; color: var(--accent); }
.simple-settings { width: min(38rem, 100%); }
.sv-cell { position: relative; width: 100%; }
.sv-cell svg { width: 100%; height: auto; display: block; transform: rotate(-90deg); }
.sv-track, .sv-arc { fill: none; stroke-width: 7; stroke-linecap: round; }
.sv-track { stroke: var(--line); opacity: .5; }
.sv-arc { transition: stroke-dashoffset .6s ease, stroke .3s ease; }
.sv-inner {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center; padding: 14%;
}
.sv-num {
    font: 700 clamp(1.6rem, 4.5vw, 3.2rem)/1.05 ui-monospace, "Cascadia Mono", Consolas, monospace;
    color: var(--ink);
    word-break: break-word;
}
.sv-medium .sv-num { font-size: clamp(1.1rem, 2.6vw, 1.9rem); }
.sv-unit { color: var(--muted); font-size: .95rem; margin-top: .1rem; }
.sv-sub { color: var(--muted); font-size: .8rem; margin-top: .35rem; font-family: ui-monospace, Consolas, monospace; }
.sv-mid { display: grid; gap: 1.2rem; }
.sv-side { display: grid; gap: 1rem; align-content: center; }
.sv-row {
    display: flex; align-items: center; gap: .8rem;
    border-bottom: 1px dotted var(--line);
    padding-bottom: .7rem;
}
.sv-row:last-child { border-bottom: 0; padding-bottom: 0; }
.sv-ico { font-size: 1.4rem; }
.sv-rnum { font: 700 1.5rem/1.1 ui-monospace, Consolas, monospace; color: var(--ink); }
.sv-runit { color: var(--muted); font-size: .85rem; }
.sv-rlabel { display: block; color: var(--muted); font-size: .78rem; margin-top: .1rem; }

body.simpleon .explain, body.simpleon .empty { display: none; }
body.kiosk .simpleview { border: 0; background: transparent; padding: 1rem .5rem; }

@media (max-width: 46rem) {
    .simpleview { grid-template-columns: 1fr; }
    .sv-big { max-width: 20rem; margin: 0 auto; }
    .sv-mid { grid-template-columns: 1fr 1fr; }
}

/* ---- night dim overlay ---- */
.dimveil {
    position: fixed; inset: 0; z-index: 50;
    background: #000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 1s ease;
}

/* ---- full-width and kiosk (fullscreen) modes ---- */
body.wide .wrap, body.kiosk .wrap { max-width: none; }

body.kiosk .back,
body.kiosk .hero-mark,
body.kiosk .lede,
body.kiosk .empty,
body.kiosk .explain,
body.kiosk .foot { display: none; }
body.kiosk .wrap { padding: .7rem 1rem 1rem; }
body.kiosk .hero-row { margin-top: 0; gap: .6rem; }
body.kiosk h1 { font-size: 1.15rem; letter-spacing: .05em; }
body.kiosk .statusline { margin: .4rem 0 .4rem; }
body.kiosk .actions {
    position: fixed; right: .9rem; bottom: .9rem; z-index: 40;
    opacity: .25;
    transition: opacity .2s ease;
}
body.kiosk .actions:hover, body.kiosk .actions:focus-within { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
    body { transition: none; }
    .pfill, .powerbar span { transition: none; }
    .flow-dashes { animation: none; }
}