/* Plug vs Pump — styles */

/* Base reset */
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}html{scroll-padding-top:env(safe-area-inset-top,0px)}body{margin:0;padding:0;font:14px -apple-system,BlinkMacSystemFont,sans-serif;background:#fff;color:#000}img{max-width:100%}[hidden]:not([hidden=until-found i]){display:none!important}

  /* Layout: one phone column on a light-grid floor. Glowing journey console up top (distance in, verdict out), then the car cards, results, trip log, and a docked verdict once you scroll.
     Deliberately single-theme: the neon grid world is dark whatever the viewer's setting. Cyan = electric, orange = fuel. */
  :root {
    --bg: #04060B;
    --surface: #0A111C;
    --field: #0D1726;
    --ink: #DDF7FF;
    --muted: #7C97AB;
    --line: #17324A;
    --grid: rgba(0, 229, 255, 0.07);
    --panel: #03070D;
    --panel-ink: #E9FCFF;
    --panel-muted: #85A6BA;
    --panel-line: #123047;
    --fuel: #FF9A2E;
    --ev: #00E5FF;
    --fuel-hi: #FF9A2E;
    --ev-hi: #00E5FF;
    --good-hi: #39FFB6;
    --good: #39FFB6;
    --warn: #FF4F6E;
    --focus: #00E5FF;
    --ev-glow: rgba(0, 229, 255, 0.45);
    --fuel-glow: rgba(255, 154, 46, 0.45);
    --good-glow: rgba(57, 255, 182, 0.45);
    --warn-glow: rgba(255, 79, 110, 0.45);

    --font-display: "Orbitron", "Archivo", system-ui, sans-serif;
    --font-body: "Archivo", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-data: "Martian Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;

    --t-xs: 11px; --t-sm: 13px; --t-md: 16px; --t-lg: 20px; --t-xl: 28px;
    --r: 10px; --r-sm: 6px;
    color-scheme: dark;
  }

  * { box-sizing: border-box; }
  body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: var(--t-md);
    line-height: 1.45;
    -webkit-text-size-adjust: 100%;
  }
  .wrap {
    max-width: 560px;
    margin: 0 auto;
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
    padding-block: 16px 104px;
    display: grid;
    gap: 14px;
  }

  /* Wordmark */
  .top { display: flex; align-items: center; justify-content: center; gap: 12px; padding-block: 10px 16px; }
  /* Versus card: two slanted name tags facing off across a sparking VS diamond */
  .mark {
    margin: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.4em;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 17px;
    letter-spacing: 0.08em;
    line-height: 1;
    white-space: nowrap;
  }
  .mark-tag {
    display: inline-block;
    padding: 0.3em 0.55em 0.26em;
    border: 2px solid currentColor;
    border-radius: 3px;
    transform: skewX(-12deg);
  }
  .mark-tag > span { display: inline-block; transform: skewX(12deg); }
  .mark-tag.ev { color: var(--ev); text-shadow: 0 0 8px var(--ev-glow); box-shadow: 0 0 12px var(--ev-glow), inset 0 0 10px rgba(0, 229, 255, 0.15); }
  .mark-tag.fuel { color: var(--fuel); text-shadow: 0 0 8px var(--fuel-glow); box-shadow: 0 0 12px var(--fuel-glow), inset 0 0 10px rgba(255, 154, 46, 0.15); }
  .mark-vs { position: relative; display: inline-grid; place-items: center; width: 1.7em; height: 1.7em; }
  .mark-dia {
    position: relative;
    width: 1.45em;
    height: 1.45em;
    display: grid;
    place-items: center;
    background: var(--ink);
    border-radius: 2px;
    transform: rotate(45deg);
    box-shadow: 0 0 10px rgba(221, 247, 255, 0.55), 0 0 22px rgba(0, 229, 255, 0.35);
    animation: vs-jolt 2.6s infinite;
  }
  .mark-dia > span { transform: rotate(-45deg); color: var(--bg); font-size: 0.52em; letter-spacing: 0.02em; }
  .mark-zap {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 3.2em;
    height: 3.2em;
    margin: -1.6em 0 0 -1.6em;
    overflow: visible;
    pointer-events: none;
  }
  .mark-zap path { fill: none; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
  .mark-zap .z-ev { stroke: var(--ev); filter: drop-shadow(0 0 2px var(--ev)); }
  .mark-zap .z-fuel { stroke: var(--fuel); filter: drop-shadow(0 0 2px var(--fuel)); }
  .mark-zap .z-hot { stroke: var(--ink); filter: drop-shadow(0 0 2px var(--ev)); }
  .zap-a { animation: zap-a 2.6s infinite; }
  .zap-b { animation: zap-b 2.6s infinite; }
  @keyframes zap-a {
    0%, 100% { opacity: 0; }
    2% { opacity: 1; } 5% { opacity: 0.15; } 8% { opacity: 1; } 13% { opacity: 0; }
    52% { opacity: 0; } 54% { opacity: 0.9; } 57% { opacity: 0; }
  }
  @keyframes zap-b {
    0%, 100% { opacity: 0; }
    4% { opacity: 0; } 6% { opacity: 1; } 10% { opacity: 0.3; } 12% { opacity: 1; } 17% { opacity: 0; }
    55% { opacity: 0; } 57% { opacity: 0.8; } 60% { opacity: 0; }
  }
  @keyframes vs-jolt {
    0%, 16%, 100% { transform: rotate(45deg) scale(1); }
    3% { transform: rotate(45deg) scale(1.12); }
    7% { transform: rotate(45deg) scale(0.96); }
    11% { transform: rotate(45deg) scale(1.06); }
  }
  @media (prefers-reduced-motion: reduce) {
    .mark-dia, .zap-a, .zap-b { animation: none; }
    .zap-a, .zap-b { opacity: 0.7; }
  }
  .tag { font-family: var(--font-data); font-size: var(--t-xs); color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

  /* Verdict panel */
  .verdict {
    background: var(--panel);
    color: var(--panel-ink);
    border-radius: var(--r);
    padding: 20px 18px 18px;
    display: grid;
    gap: 16px;
    border: 1px solid var(--panel-line);
  }
  .eyebrow {
    margin: 0;
    font-family: var(--font-data);
    font-size: var(--t-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--panel-muted);
  }
  .trip-distance { gap: 10px; }
  .trip-distance > label.eyebrow { font-size: var(--t-xs); font-weight: 400; color: var(--panel-muted); }
  .trip-distance .stepper { grid-template-columns: 56px 1fr 56px; gap: 8px; }
  .trip-distance .step { min-height: 60px; font-size: 26px; }
  .trip-distance .inputbox input { font-size: 30px; padding-block: 8px; }
  .log-cta .adv { margin-bottom: 4px; border-top-color: var(--panel-line); }
  .sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
  .headline { display: grid; gap: 6px; }
  .headline h1 {
    margin: 0;
    font-family: var(--font-display);
    font-stretch: 72%;
    font-weight: 800;
    font-size: clamp(40px, 12.5vw, 60px);
    line-height: 0.95;
    letter-spacing: -0.01em;
    text-wrap: balance;
    font-variant-numeric: tabular-nums;
  }
  .headline h1 .amt { color: var(--good-hi); }
  .headline h1.fuel-wins .amt { color: var(--fuel-hi); }
  .headline h1.ev-wins .amt { color: var(--ev-hi); }
  .sub { margin: 0; color: var(--panel-muted); font-size: 15px; text-wrap: pretty; }
  .sub strong { color: var(--panel-ink); font-weight: 650; }

  .lanes { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; }
  .lane { min-width: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 6px; align-content: start; }
  .lane > * { min-width: 0; }
  .lane-head { display: flex; align-items: center; gap: 8px; min-height: 22px; }
  .lane-amt { display: flex; flex-wrap: wrap; align-items: center; align-content: flex-start; gap: 6px 8px; }
  /* Lanes share row heights, so the bars line up even when the Cheaper badge wraps */
  @supports (grid-template-rows: subgrid) {
    .lanes { grid-template-rows: repeat(4, auto); row-gap: 6px; }
    .lane { grid-row: span 4; grid-template-rows: subgrid; }
  }
  .lane-name {
    font-family: var(--font-data);
    font-size: var(--t-xs);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--panel-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
  }
  .lane[data-kind="fuel"] .lane-name::before, .lane[data-kind="ev"] .lane-name::before {
    content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 6px; vertical-align: 1px;
  }
  .lane[data-kind="fuel"] .lane-name::before { background: var(--fuel-hi); }
  .lane[data-kind="ev"] .lane-name::before { background: var(--ev-hi); }
  .pill {
    font-family: var(--font-data);
    font-size: 10px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--good-hi);
    color: var(--panel);
    font-weight: 600;
    flex: none;
  }
  .lane-amount {
    font-family: var(--font-display);
    font-stretch: 80%;
    font-weight: 750;
    font-size: var(--t-xl);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
  }
  .track { height: 10px; border-radius: 5px; background: var(--panel-line); overflow: hidden; }
  .bar { height: 100%; width: 0; border-radius: 5px; transition: width 0.35s ease; }
  .lane[data-kind="fuel"] .bar { background: var(--fuel-hi); }
  .lane[data-kind="ev"] .bar { background: var(--ev-hi); }
  .lane-meta { font-family: var(--font-data); font-size: var(--t-xs); color: var(--panel-muted); font-variant-numeric: tabular-nums; }

  /* Input cards */
  .card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--r);
    padding: 16px;
    display: grid;
    gap: 14px;
  }
  .card-head { display: flex; align-items: center; gap: 10px; }
  .card-head h2 {
    margin: 0;
    font-family: var(--font-display);
    font-stretch: 110%;
    font-weight: 750;
    font-size: 18px;
    letter-spacing: -0.005em;
  }
  .glyph { width: 28px; height: 28px; flex: none; border-radius: 8px; display: grid; place-items: center; background: var(--field); }
  .glyph svg { width: 18px; height: 18px; }
  .card.fuel .glyph svg { stroke: var(--fuel); }
  .card.ev .glyph svg { stroke: var(--ev); }

  .fields { display: grid; gap: 14px; }
  @media (min-width: 520px) { .fields.two { grid-template-columns: 1fr 1fr; } }
  .field { display: grid; gap: 6px; min-width: 0; }
  .field > label, .field > .label {
    font-size: var(--t-sm);
    font-weight: 600;
    color: var(--ink);
  }
  .hint { margin: 0; font-size: 12.5px; color: var(--muted); line-height: 1.35; }

  .stepper { display: grid; grid-template-columns: 48px 1fr 48px; gap: 6px; align-items: stretch; }
  .step {
    appearance: none;
    border: 1px solid var(--line);
    background: var(--field);
    color: var(--ink);
    border-radius: var(--r-sm);
    font-size: 22px;
    line-height: 1;
    font-family: var(--font-body);
    min-height: 50px;
    cursor: pointer;
    touch-action: manipulation;
  }
  .step:active { transform: scale(0.96); }
  .inputbox {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--field);
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    min-width: 0;
  }
  .inputbox:focus-within { border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 22%, transparent); }
  .inputbox input {
    appearance: none;
    width: 100%;
    min-width: 0;
    border: 0;
    background: transparent;
    color: var(--ink);
    font-family: var(--font-display);
    font-stretch: 85%;
    font-weight: 700;
    font-size: 22px;
    font-variant-numeric: tabular-nums;
    padding: 10px 4px 10px 12px;
    outline: none;
  }
  .inputbox .unit {
    flex: none;
    padding-right: 12px;
    font-family: var(--font-data);
    font-size: var(--t-xs);
    color: var(--muted);
    white-space: nowrap;
  }
  .inputbox input[aria-invalid="true"] { color: var(--warn); }

  .seg {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
    gap: 4px;
    padding: 4px;
    background: var(--field);
    border: 1px solid var(--line);
    border-radius: 12px;
  }
  .seg.wrap4 { grid-auto-flow: row; grid-template-columns: repeat(2, 1fr); }
  @media (min-width: 420px) { .seg.wrap4 { grid-template-columns: repeat(4, 1fr); } }
  .seg button {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--muted);
    border-radius: 8px;
    padding: 9px 6px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: grid;
    gap: 1px;
    justify-items: center;
    touch-action: manipulation;
    min-height: 44px;
  }
  .seg button small { font-family: var(--font-data); font-size: 10.5px; font-weight: 400; opacity: 0.85; }
  .seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,0.12), 0 0 0 1px var(--line); }
  .card.fuel .seg button[aria-pressed="true"] { color: var(--fuel); }
  .card.ev .seg button[aria-pressed="true"] { color: var(--ev); }

  /* Ledger */
  .ledger { margin: 0; display: grid; }
  .row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 12px;
    padding: 10px 0;
    border-top: 1px solid var(--line);
  }
  .row:first-child { border-top: 0; padding-top: 0; }
  .row dt { color: var(--muted); font-size: 14px; min-width: 0; }
  .row dd { margin: 0; text-align: right; font-family: var(--font-data); font-size: 13px; font-variant-numeric: tabular-nums; }
  .row dd .f { color: var(--fuel); }
  .row dd .e { color: var(--ev); }
  .callouts { display: grid; gap: 10px; }
  .callout {
    margin: 0;
    padding: 12px 14px;
    background: var(--field);
    border-radius: 12px;
    font-size: 14.5px;
    text-wrap: pretty;
  }
  .callout b { font-family: var(--font-data); font-size: 13px; font-weight: 600; }

  /* Footer */
  .foot { display: grid; gap: 12px; padding: 4px 2px 0; }
  .foot p { margin: 0; font-size: 12.5px; color: var(--muted); max-width: 62ch; }
  .foot a { color: inherit; text-underline-offset: 2px; }
  .ghost {
    justify-self: start;
    appearance: none;
    background: transparent;
    border: 1px solid var(--line);
    color: var(--ink);
    border-radius: 999px;
    padding: 9px 16px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
  }

  /* Dock */
  .dock {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 20;
    padding-top: 10px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    padding-left: max(16px, env(safe-area-inset-left, 0px));
    padding-right: max(16px, env(safe-area-inset-right, 0px));
    background: var(--panel);
    color: var(--panel-ink);
    border-top: 1px solid var(--panel-line);
  }
  .dock-in { max-width: 560px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .dock-head { font-family: var(--font-display); font-stretch: 80%; font-weight: 800; font-size: 20px; line-height: 1.1; font-variant-numeric: tabular-nums; }
  .dock-sub { font-family: var(--font-data); font-size: var(--t-xs); color: var(--panel-muted); font-variant-numeric: tabular-nums; }
  .dock button {
    appearance: none; border: 1px solid var(--panel-line); background: transparent; color: var(--panel-ink);
    border-radius: 999px; padding: 8px 12px; font: 600 13px var(--font-body); cursor: pointer; flex: none;
  }

  /* Collapsible cards (electric and fuel car) */
  .card.fold { display: block; min-width: 0; }
  .fold > summary {
    list-style: none;
    cursor: pointer;
    min-height: 44px;
    margin: -8px;
    padding: 8px;
    border-radius: 10px;
    -webkit-tap-highlight-color: transparent;
  }
  .fold > summary::-webkit-details-marker { display: none; }
  .fold > summary::after {
    content: "";
    flex: none;
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--muted);
    border-bottom: 2px solid var(--muted);
    transform: translateY(-2px) rotate(45deg);
    margin-right: 4px;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  }
  .fold[open] > summary::after { transform: translateY(2px) rotate(-135deg); }
  .fold > summary h2 { white-space: nowrap; }
  .fold-val {
    flex: 1 1 0;
    min-width: 0;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: var(--font-data);
    font-size: var(--t-xs);
    color: var(--muted);
    font-variant-numeric: tabular-nums;
  }
  @media (max-width: 439px) { .fold-more { display: none; } }
  .fold > summary .glyph { transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1); }
  @media (hover: hover) {
    .fold > summary:hover .glyph { transform: scale(1.08); }
    .fold > summary:hover::after { border-color: var(--ink); }
  }
  .fold > summary:active .glyph { transform: scale(0.94); }
  .fold > summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 0; }
  .fold > :not(summary) { margin-top: 14px; }
  @media (prefers-reduced-motion: reduce) { .fold > summary::after, .fold > summary .glyph { transition: none; } }

  /* Advanced drop-down */
  .adv { border-top: 1px solid var(--line); padding-top: 4px; }
  .adv summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    font-size: 14px;
    font-weight: 600;
    color: var(--ink);
    border-radius: 8px;
  }
  .adv summary::-webkit-details-marker { display: none; }
  .adv summary::after {
    content: "";
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--muted);
    border-bottom: 2px solid var(--muted);
    transform: rotate(45deg);
    margin: -3px 4px 0 0;
    transition: transform 0.2s ease;
  }
  .adv[open] summary::after { transform: rotate(-135deg); margin-top: 3px; }
  .adv { min-width: 0; }
  .adv summary > span:first-child { flex: none; }
  .adv summary::after { flex: none; }
  .adv-val { flex: 1 1 0; text-align: right; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-family: var(--font-data); font-size: var(--t-xs); font-weight: 400; color: var(--muted); }
  .adv > .field { padding: 4px 0 2px; }
  .adv summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
  @media (prefers-reduced-motion: reduce) { .adv summary::after { transition: none; } }

  .adv > .field + .field { margin-top: 14px; }
  .tariffs { display: grid; gap: 8px; }
  .tariff-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 8px; }
  .tariff-head span { font-size: 12px; color: var(--muted); }
  .inputbox.sm input { font-size: 18px; padding: 9px 4px 9px 10px; }
  .inputbox.text.sm input { font-size: 15px; padding: 11px 10px; }
  .ghost.small { padding: 7px 14px; font-size: 13px; }
  .seg button { min-width: 0; }
  .seg button .c-name, .seg button small { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  /* Log button + so-far line in the verdict panel */
  .log-cta { display: grid; gap: 8px; }
  .logbtn {
    appearance: none;
    border: 0;
    border-radius: 12px;
    min-height: 52px;
    background: var(--panel-ink);
    color: var(--panel);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    touch-action: manipulation;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }
  .logbtn svg { width: 18px; height: 18px; stroke: currentColor; }
  .logbtn:disabled { opacity: 0.45; cursor: default; }
  .logbtn:not(:disabled):active { transform: scale(0.98); }
  .sofar { margin: 0; font-size: 13px; color: var(--panel-muted); text-align: center; }
  .sofar button {
    appearance: none; background: none; border: 0; padding: 4px 2px; color: var(--panel-ink);
    font: inherit; font-weight: 600; text-decoration: underline; text-underline-offset: 2px; cursor: pointer;
  }

  /* Trip name */
  .opt { font-weight: 400; color: var(--muted); }
  .inputbox.text input {
    font-family: var(--font-body);
    font-stretch: 100%;
    font-weight: 500;
    font-size: 17px;
    padding: 13px 12px;
  }
  .inputbox.text input::placeholder { color: var(--muted); opacity: 0.75; }

  /* Trip log */
  .empty { margin: 0; padding: 14px; background: var(--field); border-radius: 12px; color: var(--muted); font-size: 14.5px; text-wrap: pretty; }
  .logfull { display: grid; gap: 16px; }
  .total { display: grid; gap: 4px; }
  .total-label { font-family: var(--font-data); font-size: var(--t-xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
  .total-amt {
    font-family: var(--font-display);
    font-stretch: 72%;
    font-weight: 800;
    font-size: 48px;
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .total-amt.pos { color: var(--good); }
  .total-amt.neg { color: var(--warn); }
  .total-sub { font-size: 13px; color: var(--muted); }
  .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .stat { background: var(--field); border-radius: 12px; padding: 10px 12px; display: grid; gap: 2px; min-width: 0; }
  .stat b { font-family: var(--font-display); font-stretch: 85%; font-weight: 750; font-size: 20px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
  .stat span { font-size: 12px; color: var(--muted); }

  .chart-cap { margin: 0 0 2px; font-family: var(--font-data); font-size: var(--t-xs); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
  .chart { position: relative; padding-top: 40px; }
  .chart svg { display: block; max-width: 100%; height: auto; touch-action: pan-y; outline: none; }
  .chart svg:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 6px; }
  .chart .grid { stroke: var(--line); stroke-width: 1; }
  .chart .grid.zero { stroke: var(--muted); stroke-opacity: 0.55; }
  .chart .axis-t { fill: var(--muted); font-family: var(--font-data); font-size: 10px; }
  .chart .area { fill: var(--ev); fill-opacity: 0.1; }
  .chart .line { fill: none; stroke: var(--ev); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
  .chart .end, .chart .hov { fill: var(--ev); stroke: var(--surface); stroke-width: 2; }
  .chart .cross { stroke: var(--muted); stroke-width: 1; }
  .tip {
    position: absolute;
    top: 0;
    transform: translateX(-50%);
    pointer-events: none;
    background: var(--panel);
    color: var(--panel-ink);
    border-radius: 8px;
    padding: 5px 9px;
    display: grid;
    gap: 1px;
    white-space: nowrap;
    max-width: 100%;
  }
  .tip strong { font-family: var(--font-data); font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; }
  .tip span { font-size: 11.5px; color: var(--panel-muted); overflow: hidden; text-overflow: ellipsis; }

  .trips { list-style: none; margin: 0; padding: 0; display: grid; }
  .trip {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 6px 10px;
    align-items: center;
    padding: 11px 0;
    border-top: 1px solid var(--line);
  }
  .trip:first-child { border-top: 0; padding-top: 0; }
  .trip-main { min-width: 0; display: grid; gap: 2px; }
  .trip-title { font-weight: 600; font-size: 15px; overflow-wrap: anywhere; }
  .trip-sub { font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
  .trip-amt { font-family: var(--font-data); font-size: 13.5px; font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
  .trip-amt.pos { color: var(--good); }
  .trip-amt.neg { color: var(--warn); }
  .del {
    appearance: none; border: 1px solid transparent; background: transparent; color: var(--muted);
    width: 36px; height: 36px; border-radius: 10px; font-size: 20px; line-height: 1; cursor: pointer;
  }
  .del:hover { border-color: var(--line); color: var(--ink); }
  .confirm { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: flex-end; font-size: 13.5px; color: var(--muted); }
  .confirm button { appearance: none; border-radius: 999px; padding: 7px 14px; font-family: var(--font-body); font-size: 13.5px; font-weight: 600; cursor: pointer; }
  .confirm .yes { border: 0; background: var(--warn); color: var(--surface); }
  .confirm .no { border: 1px solid var(--line); background: transparent; color: var(--ink); }

  /* Toast */
  .toast {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: calc(86px + env(safe-area-inset-bottom, 0px));
    z-index: 30;
    width: max-content;
    max-width: calc(100% - 32px);
    background: var(--ink);
    color: var(--bg);
    border-radius: 999px;
    padding: 8px 8px 8px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.22);
  }
  .toast button {
    appearance: none; border: 0; background: transparent; color: inherit; cursor: pointer;
    font-family: var(--font-body); font-weight: 700; font-size: 14px; text-decoration: underline; text-underline-offset: 2px; padding: 6px 8px;
  }
  .dock .dock-log { background: var(--panel-ink); color: var(--panel); border-color: transparent; padding: 10px 16px; font-size: 14px; }
  .dock .dock-log:disabled { opacity: 0.45; cursor: default; }

  /* ---------- Neon grid layer ---------- */
  body {
    background-color: var(--bg);
    background-image:
      radial-gradient(120% 50% at 50% -8%, rgba(0, 229, 255, 0.16), transparent 62%),
      linear-gradient(var(--grid) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid) 1px, transparent 1px);
    background-size: 100% 100%, 28px 28px, 28px 28px;
    background-attachment: fixed;
  }

  .verdict {
    background: linear-gradient(180deg, rgba(0, 229, 255, 0.07), transparent 45%), var(--panel);
    border: 1px solid rgba(0, 229, 255, 0.55);
    box-shadow: 0 0 24px rgba(0, 229, 255, 0.18), inset 0 0 32px rgba(0, 229, 255, 0.05);
  }
  .headline h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(30px, 9.4vw, 46px);
    line-height: 1.08;
    letter-spacing: 0.02em;
    text-transform: uppercase;
  }
  .headline h1 .amt { text-shadow: 0 0 16px var(--good-glow); }
  .headline h1.ev-wins .amt { text-shadow: 0 0 16px var(--ev-glow); }
  .headline h1.fuel-wins .amt { text-shadow: 0 0 16px var(--fuel-glow); }
  .lane-amount { font-family: var(--font-display); font-weight: 700; font-size: 21px; letter-spacing: 0.02em; }
  .track { height: 8px; border-radius: 2px; background: rgba(0, 229, 255, 0.08); overflow: visible; }
  .bar { border-radius: 2px; }
  .lane[data-kind="fuel"] .bar { box-shadow: 0 0 10px var(--fuel-glow); }
  .lane[data-kind="ev"] .bar { box-shadow: 0 0 10px var(--ev-glow); }
  .lane[data-kind="fuel"] .lane-name::before { box-shadow: 0 0 6px var(--fuel-glow); border-radius: 1px; }
  .lane[data-kind="ev"] .lane-name::before { box-shadow: 0 0 6px var(--ev-glow); border-radius: 1px; }
  .pill { box-shadow: 0 0 10px var(--good-glow); border-radius: 3px; }
  .logbtn {
    background: var(--ev);
    color: var(--bg);
    border-radius: var(--r-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    box-shadow: 0 0 18px var(--ev-glow);
  }
  .logbtn:disabled { box-shadow: none; }

  .card {
    background: color-mix(in srgb, var(--surface) 90%, transparent);
    border: 1px solid var(--line);
    box-shadow: inset 0 1px 0 rgba(0, 229, 255, 0.10);
  }
  .card-head h2 { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; }
  .glyph { background: transparent; border: 1px solid var(--line); border-radius: var(--r-sm); }
  .card.ev .glyph { border-color: rgba(0, 229, 255, 0.5); box-shadow: 0 0 10px rgba(0, 229, 255, 0.2); }
  .card.fuel .glyph { border-color: rgba(255, 154, 46, 0.5); box-shadow: 0 0 10px rgba(255, 154, 46, 0.2); }

  .step { background: transparent; color: var(--ev); border-radius: var(--r-sm); }
  .step:hover { border-color: rgba(0, 229, 255, 0.6); box-shadow: 0 0 10px rgba(0, 229, 255, 0.2); }
  .inputbox { border-radius: var(--r-sm); }
  .inputbox input { font-family: var(--font-body); }
  .inputbox:focus-within { border-color: var(--ev); box-shadow: 0 0 0 1px var(--ev), 0 0 14px var(--ev-glow); }
  .seg { border-radius: var(--r-sm); }
  .seg button { border-radius: 4px; }
  .seg button[aria-pressed="true"],
  .card.ev .seg button[aria-pressed="true"] {
    background: rgba(0, 229, 255, 0.10);
    color: var(--ev);
    box-shadow: 0 0 0 1px var(--ev), 0 0 12px var(--ev-glow);
  }

  .callout { border: 1px solid var(--line); border-radius: var(--r-sm); }
  .callout b { color: var(--ev); }
  .empty { background: transparent; border: 1px dashed var(--line); border-radius: var(--r-sm); }
  .total-amt { font-family: var(--font-display); font-weight: 800; font-size: 40px; letter-spacing: 0.02em; }
  .total-amt.pos { text-shadow: 0 0 16px var(--good-glow); }
  .total-amt.neg { text-shadow: 0 0 16px var(--warn-glow); }
  .stat { border: 1px solid var(--line); border-radius: var(--r-sm); }
  .stat b { font-family: var(--font-display); font-weight: 700; font-size: 16px; letter-spacing: 0.02em; }
  .chart .line { filter: drop-shadow(0 0 4px var(--ev-glow)); }
  .chart .area { fill-opacity: 0.12; }
  .tip { border: 1px solid var(--ev); box-shadow: 0 0 12px var(--ev-glow); border-radius: 4px; }
  .confirm button { border-radius: var(--r-sm); }
  .ghost { color: var(--ev); border-color: var(--line); border-radius: var(--r-sm); }
  .ghost:hover { border-color: rgba(0, 229, 255, 0.6); }

  .dock {
    background: color-mix(in srgb, var(--panel) 92%, transparent);
    border-top: 1px solid rgba(0, 229, 255, 0.5);
    box-shadow: 0 -6px 24px rgba(0, 229, 255, 0.12);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
  }
  .dock-head { font-family: var(--font-display); font-weight: 700; font-size: 15px; letter-spacing: 0.04em; text-transform: uppercase; }
  .dock .dock-log {
    background: var(--ev); color: var(--bg); border-radius: var(--r-sm);
    font-family: var(--font-display); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
    box-shadow: 0 0 14px var(--ev-glow);
  }
  .dock .dock-log:disabled { box-shadow: none; }
  .toast { background: var(--panel); color: var(--panel-ink); border: 1px solid var(--ev); border-radius: var(--r-sm); box-shadow: 0 0 18px var(--ev-glow); }
  .toast button { color: var(--ev); }

  button:focus-visible, a:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
  .verdict button:focus-visible, .dock button:focus-visible { outline-color: var(--ev-hi); }

  @media (prefers-reduced-motion: reduce) {
    .bar { transition: none; }
    .step:active { transform: none; }
  }

  /* ---------- Accounts ---------- */
  .card.numbers .glyph svg, .card.log .glyph svg { stroke: var(--ink); }
  .gal { color: var(--muted); }

  #signInBtn { justify-self: start; }
  .account {
    margin: 0;
    padding-top: 12px;
    border-top: 1px dashed var(--line);
    display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 12px;
    font-family: var(--font-data); font-size: var(--t-xs); color: var(--muted); letter-spacing: 0.02em;
  }
  .account b { color: var(--ink); font-weight: 600; word-break: break-all; }
  .account button {
    appearance: none; border: 0; background: transparent; padding: 6px 0; cursor: pointer;
    font: 600 var(--t-xs) var(--font-data); color: var(--ev); letter-spacing: 0.08em; text-transform: uppercase;
  }
  .account button:hover { text-shadow: 0 0 8px var(--ev-glow); }
  .account button:active { opacity: 0.7; }

  /* Sign-in sheet: slides up over the app, same neon panel language as the verdict */
  html.sheet-open { overflow: hidden; }
  .sheet { position: fixed; inset: 0; z-index: 40; display: grid; align-items: end; justify-items: center; }
  .sheet-scrim {
    position: absolute; inset: 0;
    background:
      radial-gradient(90% 60% at 50% 100%, rgba(0, 229, 255, 0.10), transparent 70%),
      rgba(2, 4, 8, 0.72);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    opacity: 0;
    transition: opacity 220ms ease;
  }
  .sheet-panel {
    position: relative;
    width: 100%;
    max-width: 560px;
    max-height: calc(100dvh - 24px);
    overflow-y: auto;
    overscroll-behavior: contain;
    background:
      radial-gradient(120% 70% at 50% -20%, rgba(0, 229, 255, 0.14), transparent 60%),
      var(--panel);
    color: var(--panel-ink);
    border: 1px solid rgba(0, 229, 255, 0.5);
    border-bottom: 0;
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -10px 40px rgba(0, 229, 255, 0.16), inset 0 1px 0 rgba(0, 229, 255, 0.25);
    padding: 26px max(20px, env(safe-area-inset-right, 0px)) calc(24px + env(safe-area-inset-bottom, 0px)) max(20px, env(safe-area-inset-left, 0px));
    transform: translateY(104%);
    transition: transform 320ms cubic-bezier(0.22, 1.2, 0.36, 1);
  }
  .sheet-panel::before {
    content: ""; position: absolute; top: 8px; left: 50%; width: 40px; height: 4px; margin-left: -20px;
    border-radius: 2px; background: var(--panel-line);
  }
  .sheet.is-open .sheet-scrim { opacity: 1; }
  .sheet.is-open .sheet-panel { transform: translateY(0); }

  .sheet-x {
    position: absolute; top: 12px; right: 12px;
    width: 40px; height: 40px; display: grid; place-items: center;
    appearance: none; border: 1px solid var(--panel-line); border-radius: var(--r-sm);
    background: transparent; color: var(--panel-muted); font: 400 22px/1 var(--font-body); cursor: pointer;
  }
  .sheet-x:hover { color: var(--ev); border-color: rgba(0, 229, 255, 0.6); }
  .sheet-x:active { transform: scale(0.94); }

  .sheet-step { display: grid; gap: 14px; }
  .sheet-title {
    margin: -4px 44px 0 0;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 22px;
    line-height: 1.15;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--panel-ink);
    text-shadow: 0 0 18px var(--ev-glow);
  }
  .sheet-sub { margin: 0; font-size: 14.5px; line-height: 1.6; color: var(--panel-muted); text-wrap: pretty; }
  .sheet-sub b { color: var(--panel-ink); font-weight: 600; word-break: break-all; }
  .sheet .inputbox input { font-size: 18px; font-weight: 500; padding: 13px 12px; }
  .sheet .inputbox input::placeholder { color: var(--muted); opacity: 0.6; }
  .sheet .inputbox:has(input[aria-invalid="true"]) { border-color: var(--warn); }

  .sheet-err {
    margin: -4px 0 0;
    font-size: 14px;
    color: var(--warn);
    text-shadow: 0 0 10px var(--warn-glow);
  }

  .sheet-go {
    appearance: none; border: 0; cursor: pointer;
    min-height: 52px; padding: 0 18px; width: 100%;
    background: var(--ev); color: var(--bg);
    border-radius: var(--r-sm);
    font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase;
    box-shadow: 0 0 18px var(--ev-glow);
    transition: transform 120ms ease, opacity 160ms ease;
    touch-action: manipulation;
  }
  .sheet-go:hover { box-shadow: 0 0 26px var(--ev-glow); }
  .sheet-go:active { transform: scale(0.98); }
  .sheet-go:disabled { opacity: 0.55; cursor: default; box-shadow: none; }
  .sheet-go.is-busy { animation: pvp-pulse 1.1s ease-in-out infinite; }
  .sheet-go:focus-visible, .sheet-x:focus-visible, .sheet-links button:focus-visible { outline: 3px solid var(--ev-hi); outline-offset: 2px; }

  .sheet-links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 16px; }
  .sheet-links button {
    appearance: none; border: 0; background: transparent; cursor: pointer; padding: 8px 0;
    font: 600 var(--t-xs) var(--font-data); letter-spacing: 0.06em; text-transform: uppercase; color: var(--ev);
  }
  .sheet-links button:hover { text-shadow: 0 0 8px var(--ev-glow); }
  .sheet-links button:active { opacity: 0.7; }
  .sheet-links button:disabled { color: var(--panel-muted); cursor: default; text-shadow: none; }

  /* Warning variant: same sheet, red edge */
  .sheet-panel.warn {
    border-color: rgba(255, 79, 110, 0.55);
    background:
      radial-gradient(120% 70% at 50% -20%, rgba(255, 79, 110, 0.14), transparent 60%),
      var(--panel);
    box-shadow: 0 -10px 40px rgba(255, 79, 110, 0.14), inset 0 1px 0 rgba(255, 79, 110, 0.25);
  }
  .sheet-panel.warn .eyebrow { color: var(--warn); }
  .sheet-panel.warn .sheet-title { margin-right: 0; text-shadow: 0 0 18px var(--warn-glow); }
  .sheet-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding-top: 4px; }
  .sheet-go.quiet { background: transparent; color: var(--panel-ink); box-shadow: none; border: 1px solid var(--panel-line); }
  .sheet-go.quiet:hover { border-color: rgba(0, 229, 255, 0.6); box-shadow: 0 0 12px rgba(0, 229, 255, 0.15); }
  .sheet-go.danger { background: var(--warn); color: var(--bg); box-shadow: 0 0 18px var(--warn-glow); }
  .sheet-go.danger:hover { box-shadow: 0 0 26px var(--warn-glow); }
  .sheet-go.danger:focus-visible { outline-color: var(--warn); }
  @media (max-width: 360px) { .sheet-actions { grid-template-columns: 1fr; } }

  /* The code: one real input laid over six readout cells */
  .code { position: relative; }
  .code input {
    position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%;
    opacity: 0; border: 0; padding: 0; font-size: 16px; /* 16px stops iOS zooming in */
    color: transparent; caret-color: transparent; background: transparent;
  }
  .code-cells { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
  .code-cells span {
    height: 62px; display: grid; place-items: center;
    border: 1px solid var(--panel-line); border-radius: var(--r-sm);
    background: rgba(0, 229, 255, 0.03);
    font: 600 28px var(--font-data); color: var(--panel-ink);
    font-variant-numeric: tabular-nums;
    transition: border-color 140ms ease, box-shadow 140ms ease;
  }
  .code-cells span.is-filled { border-color: rgba(0, 229, 255, 0.55); text-shadow: 0 0 12px var(--ev-glow); }
  .code-cells span.is-current { border-color: var(--ev); box-shadow: 0 0 0 1px var(--ev), 0 0 14px var(--ev-glow); }
  .code-cells span.is-current:empty::after {
    content: ""; width: 2px; height: 28px; background: var(--ev); box-shadow: 0 0 8px var(--ev-glow);
    animation: pvp-blink 1s steps(1) infinite;
  }
  .code.is-wrong .code-cells { animation: pvp-shake 360ms cubic-bezier(0.36, 0.07, 0.19, 0.97); }
  .code.is-wrong .code-cells span { border-color: var(--warn); }
  @media (max-width: 360px) { .code-cells { gap: 5px; } .code-cells span { height: 54px; font-size: 24px; } }

  @keyframes pvp-blink { 50% { opacity: 0; } }
  @keyframes pvp-pulse { 50% { opacity: 0.7; } }
  @keyframes pvp-shake {
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
  }

  @media (prefers-reduced-motion: reduce) {
    .sheet-scrim, .sheet-panel { transition: none; }
    .sheet-go.is-busy, .code.is-wrong .code-cells, .code-cells span.is-current:empty::after { animation: none; }
  }