/* ------------------------------------------------------------------ *
 * login.css: the door.
 *
 * Same Modernist tokens as the world behind it: square corners, 2px
 * rules, Archivo, one red accent. Nothing here loads the 70 MB of site
 * model, so the page is up instantly whether or not you get in.
 * ------------------------------------------------------------------ */

:root {
  --ink: var(--color-text, #201e1d);
  --paper: var(--color-bg, #f3f2f2);
  --accent: var(--color-accent, #ec3013);
  --muted: color-mix(in srgb, var(--ink) 58%, transparent);
  --panel: color-mix(in srgb, #ffffff 92%, var(--paper));
  --rule: 2px solid var(--ink);
  --font: var(--font-body, "Archivo", system-ui, sans-serif);
}

* { box-sizing: border-box; }

html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  /* a hint of the apron: asphalt bands under a Kerala sky */
  background-image:
    linear-gradient(180deg, #c9d6e2 0%, #dfe4e6 42%, var(--paper) 42%, var(--paper) 100%);
}

.frame {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 20px;
}

.gate {
  width: min(440px, 100%);
  border: var(--rule);
  background: var(--panel);
  box-shadow: 0 24px 60px color-mix(in srgb, #2d2b2b 26%, transparent);
  padding: 28px 28px 22px;
}

.kicker {
  display: block;
  font-weight: 800;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.gate-head h1 {
  margin: 8px 0 0;
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
}
.gate-head h1 span { color: var(--accent); }
.gate-head p {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--muted);
}

/* ══ tabs ═════════════════════════════════════════════════════════════ */

.tabs {
  display: flex;
  margin: 22px 0 0;
  border: var(--rule);
}
.tab {
  flex: 1;
  border: 0;
  background: transparent;
  font: 800 11.5px/1 var(--font);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 12px 8px;
  cursor: pointer;
}
.tab + .tab { border-left: var(--rule); }
.tab.is-on { background: var(--ink); color: var(--paper); }
.tab:not(.is-on):hover { background: color-mix(in srgb, var(--ink) 8%, transparent); }

/* ══ form ═════════════════════════════════════════════════════════════ */

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 20px;
}
.form[hidden] { display: none; }

.field { display: flex; flex-direction: column; gap: 5px; }
.field > span {
  font-weight: 800;
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--muted);
}
.field small {
  font-size: 11px;
  line-height: 1.4;
  color: var(--muted);
}

input[type="text"], input[type="password"] {
  width: 100%;
  border: var(--rule);
  background: color-mix(in srgb, #ffffff 96%, var(--paper));
  font: 500 15px var(--font);
  color: var(--ink);
  padding: 12px 13px;
  outline: 0;
}
input:focus { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
input::placeholder { color: color-mix(in srgb, var(--ink) 34%, transparent); }
input[aria-invalid="true"] { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 6%, #fff); }

.with-toggle { position: relative; display: block; }
.peek {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  border: 1.5px solid var(--ink);
  background: var(--panel);
  font: 800 9.5px/1 var(--font);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 6px 8px;
  cursor: pointer;
}
.peek:hover { background: var(--ink); color: var(--paper); }

.error {
  margin: 0;
  border-left: 5px solid var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  padding: 9px 11px;
  font-size: 12.5px;
  line-height: 1.45;
}
.error[hidden] { display: none; }

.go {
  border: var(--rule);
  background: var(--accent);
  color: #fff;
  font: 800 14px/1 var(--font);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 15px;
  cursor: pointer;
  margin-top: 2px;
}
.go:hover:not(:disabled) { background: var(--ink); }
.go:disabled { background: var(--panel); color: var(--muted); cursor: progress; }

.foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: var(--rule);
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--muted);
}

@media (max-width: 480px) {
  .gate { padding: 22px 20px 18px; }
  .gate-head h1 { font-size: 34px; }
}

/* ══ character pick ═══════════════════════════════════════════════════ *
 * A row of square tiles in one 2px frame, the same shape as the tabs
 * above, so it reads as one choice and not as more buttons to press.
 * Each tile is a still of the model from one shared sprite sheet
 * (login-characters-v2.webp), with its name under it. login.js fills the
 * row from characters.js and sets --n to the count.
 * ------------------------------------------------------------------ */

.pick { border: 0; margin: 0; padding: 0; min-width: 0; }
.pick legend {
  padding: 0;
  margin-bottom: 5px;
  font-weight: 800;
  font-size: 10px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--muted);
}
.pick-row {
  display: grid;
  grid-template-columns: repeat(var(--n, 2), minmax(0, 1fr));
  border: var(--rule);
}
.pick-opt { position: relative; cursor: pointer; min-width: 0; }
.pick-opt + .pick-opt { border-left: var(--rule); }
.pick-opt input {
  position: absolute;
  inset: 0;
  opacity: 0;
  margin: 0;
  cursor: pointer;
}
.pick-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  gap: 2px;
  padding: 6px 3px 8px;
  color: var(--ink);
  background: color-mix(in srgb, #ffffff 96%, var(--paper));
}
.pick-face {
  width: 100%;
  max-width: 54px;
  aspect-ratio: 3 / 4;
  background-image: url("./login-characters-v2.webp");
  background-repeat: no-repeat;
}
.pick-name {
  font: 800 9px/1.15 var(--font);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  overflow-wrap: anywhere;
}
.pick-opt:hover .pick-tile { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.pick-opt input:checked + .pick-tile { background: var(--ink); color: var(--paper); box-shadow: inset 0 -4px 0 var(--accent); }
.pick-opt input:focus-visible + .pick-tile { outline: 2px solid var(--accent); outline-offset: -5px; }