:root {
  --paper: #efe6d4;
  --ink: #1b2418;
  --muted: #5c6756;
  --forest: #215c3a;
  --moss: #3f7a52;
  --amber: #c45b1a;
  --gold: #d9a441;
  --card: rgba(255, 250, 240, 0.78);
  --line: rgba(27, 36, 24, 0.12);
  --shadow: 0 18px 40px rgba(40, 28, 12, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: Outfit, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 10% -10%, #f7d9a8 0%, transparent 50%),
    radial-gradient(900px 500px at 100% 0%, #cde0c4 0%, transparent 46%),
    var(--paper);
  letter-spacing: 0.01em;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  padding: 1.6rem 6vw 0.8rem;
}

.brand {
  display: flex;
  gap: 0.9rem;
  align-items: center;
}

.mark {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 0.85rem;
  background:
    linear-gradient(135deg, var(--forest), #8fb56a 70%, var(--gold));
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.25);
}

h1,
h2,
.hero,
.hero-sm {
  font-family: Fraunces, Georgia, serif;
  font-weight: 650;
  margin: 0;
}

h1 {
  font-size: 2.1rem;
  line-height: 1;
}

.tag,
.tz,
.kicker,
.meta,
.hint,
footer,
.cap {
  color: var(--muted);
}

.tag {
  margin: 0.25rem 0 0;
}

.clock {
  text-align: right;
}

#clock {
  display: block;
  font-family: Fraunces, Georgia, serif;
  font-size: 1.4rem;
}

.tz {
  font-size: 0.78rem;
}

.banner {
  margin: 0.8rem 6vw 0;
  padding: 0.75rem 1rem;
  border-radius: 0.8rem;
  font-size: 0.95rem;
}

.hidden {
  display: none !important;
}

.demo {
  background: #e7f0d8;
  border: 1px solid #b7cda0;
}

.warn {
  background: #f8e4c8;
  border: 1px solid #e0b06a;
}

.error {
  background: #f6d8cc;
  border: 1px solid #d48a6d;
}

main {
  padding: 1.2rem 6vw 4rem;
  display: grid;
  gap: 1.1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 1.15rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.card {
  padding: 1.1rem 1.15rem 1.2rem;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.7rem;
  margin: 0 0 0.45rem;
}

.hero {
  font-size: 2.3rem;
  line-height: 1.05;
}

.hero-sm {
  font-size: 1.35rem;
}

.meta,
.status,
.cap,
.hint {
  margin: 0.35rem 0 0;
  font-size: 0.92rem;
}

.cap.over {
  color: var(--amber);
  font-weight: 600;
}

.status.charging {
  color: var(--forest);
  font-weight: 600;
}

.panel {
  padding: 1.2rem 1.3rem 1.4rem;
}

.panel-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.vehicle .soc {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.4rem;
  align-items: center;
}

.soc-dial {
  position: relative;
  width: 8.5rem;
  height: 8.5rem;
}

.soc-dial svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.track,
.fill {
  fill: none;
  stroke-width: 10;
}

.track {
  stroke: rgba(33, 92, 58, 0.15);
}

.fill {
  stroke: var(--forest);
  stroke-linecap: round;
  stroke-dasharray: 301.6;
  stroke-dashoffset: 301.6;
  transition: stroke-dashoffset 0.6s ease;
}

.soc-num {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.15rem;
  font-family: Fraunces, Georgia, serif;
}

.soc-num strong {
  font-size: 2rem;
}

.soc-form {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.8rem;
  flex-wrap: wrap;
  align-items: end;
}

.soc-form label {
  display: grid;
  gap: 0.25rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.soc-source {
  margin: 0.15rem 0 0.2rem;
  font-size: 0.92rem;
  font-weight: 600;
}

.soc-source.live {
  color: var(--forest);
}

.soc-source.cached {
  color: var(--amber);
}

.tesla-link {
  margin-top: 0.9rem;
  padding: 0.85rem 0.95rem;
  border-radius: 0.85rem;
  background: rgba(33, 92, 58, 0.08);
  font-size: 0.88rem;
}

.tesla-form {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.7rem;
}

.tesla-form input {
  width: 100%;
  max-width: 28rem;
}

.button-link {
  display: inline-block;
  margin-top: 0.35rem;
  border-radius: 999px;
  background: var(--forest);
  color: #f6f1e6;
  text-decoration: none;
  padding: 0.5rem 0.95rem;
  font-size: 0.9rem;
}

.button-link:hover {
  background: var(--moss);
}

input,
button {
  font: inherit;
}

input {
  width: 6.5rem;
  border: 1px solid var(--line);
  background: #fffaf2;
  border-radius: 0.55rem;
  padding: 0.45rem 0.6rem;
}

button {
  border: 0;
  background: var(--forest);
  color: #f6f1e6;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
  cursor: pointer;
}

button:hover {
  background: var(--moss);
}

button.active {
  background: var(--ink);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.8rem;
}

.chart {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(2.4rem, 1fr));
  gap: 0.35rem;
  margin-top: 1rem;
}

.hour {
  min-height: 6.4rem;
  border-radius: 0.55rem;
  padding: 0.35rem 0.2rem;
  text-align: center;
  background: rgba(27, 36, 24, 0.06);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 0.72rem;
}

.hour .bar {
  height: 2.4rem;
  border-radius: 0.3rem;
  background: rgba(27, 36, 24, 0.12);
}

.hour.cheap {
  background: #d7ead0;
}

.hour.cheap .bar {
  background: var(--forest);
}

.hour.over {
  background: #f6ddd0;
}

.hour.over .bar {
  background: var(--amber);
}

.hour.now {
  outline: 2px solid var(--ink);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.2rem;
  list-style: none;
  padding: 1rem 0 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.swatch {
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 0.2rem;
  margin-right: 0.35rem;
  vertical-align: middle;
}

.swatch.cheap {
  background: var(--forest);
}
.swatch.over {
  background: var(--amber);
}
.swatch.idle {
  background: rgba(27, 36, 24, 0.18);
}
.swatch.now {
  box-shadow: inset 0 0 0 2px var(--ink);
}

footer {
  padding: 0 6vw 2rem;
  font-size: 0.85rem;
}

@media (max-width: 980px) {
  .cards {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .top,
  main,
  .banner,
  footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .cards,
  .vehicle .soc {
    grid-template-columns: 1fr;
  }

  .top {
    flex-direction: column;
    align-items: flex-start;
  }

  .clock {
    text-align: left;
  }
}