/* Tokens, reset, page frame, buttons and modals. */

:root {
  --bg: #090b12;
  --bg-deep: #05060b;
  --panel: #131828;
  --panel-2: #1a2034;
  --edge: #262f47;
  --edge-soft: #1d2437;
  --ink: #e9edf8;
  --ink-dim: #9ba6c0;
  --ink-faint: #6b7793;

  --high: #ffb43d;
  --high-soft: #ffd58a;
  --low: #5f7194;
  --dark: #333d57;
  --live: #46d8ef;
  --good: #5fe09a;
  --warn: #ffa561;
  --bad: #ff6f7d;
  --gold: #ffd24a;
  --magenta: #ff5ecd;
  --violet: #b98bff;
  --lime: #9ae85f;
  --green: #5fe09a;
  --red: #ff6f7d;
  --cyan: #46d8ef;
  --amber: #ffb43d;

  --radius: 12px;
  --shadow: 0 10px 30px rgb(0 0 0 / 45%);
  --font: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

/* Panels here set display, which would otherwise win against the hidden attribute. */
[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg-deep);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(1200px 600px at 20% -10%, #17203a 0%, transparent 60%),
    radial-gradient(900px 500px at 90% 0%, #1b1430 0%, transparent 55%),
    var(--bg-deep);
}

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

button {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--live);
  outline-offset: 2px;
}

.app {
  display: grid;
  grid-template-rows: auto 1fr;
  height: 100dvh;
}

/* --- top bar ------------------------------------------------------------- */

.topbar {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 16px;
  background: linear-gradient(180deg, #171d30, #10141f);
  border-bottom: 1px solid var(--edge);
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand__name {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.14em;
  background: linear-gradient(180deg, #fff, var(--high));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand__sub {
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.level-chip {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 6px 12px;
  background: var(--panel);
  border: 1px solid var(--edge);
  border-radius: 999px;
  min-width: 0;
}

.level-chip__act {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--live);
  white-space: nowrap;
}

.level-chip__name {
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.level-chip__count {
  font-size: 11px;
  color: var(--ink-faint);
  white-space: nowrap;
}

.level-chip__done {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--good);
  border: 1px solid color-mix(in srgb, var(--good) 45%, transparent);
  border-radius: 999px;
  padding: 1px 7px;
}

.topbar__progress {
  margin-left: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 140px;
}

.progress {
  --fill: 0%;
  height: 7px;
  border-radius: 999px;
  background: #0c1020;
  border: 1px solid var(--edge);
  overflow: hidden;
}

.progress__fill {
  display: block;
  height: 100%;
  width: var(--fill);
  background: linear-gradient(90deg, var(--live), var(--high));
  transition: width 400ms ease;
}

.progress__label {
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  text-align: right;
}

.topbar__actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

/* --- buttons ------------------------------------------------------------- */

.btn {
  padding: 8px 14px;
  border-radius: 9px;
  border: 1px solid var(--edge);
  background: var(--panel-2);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: background 140ms ease, border-color 140ms ease, transform 80ms ease;
}

.btn:hover {
  background: #232b44;
  border-color: #3a4666;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: linear-gradient(180deg, #ffc966, var(--high));
  border-color: #b57a16;
  color: #2a1c02;
}

.btn--primary:hover {
  background: linear-gradient(180deg, #ffd589, #ffbd51);
}

.btn--ghost {
  background: transparent;
  font-size: 12px;
  padding: 6px 10px;
  color: var(--ink-dim);
}

.btn--ghost[aria-pressed='false'] {
  color: var(--ink-faint);
  border-style: dashed;
}

.btn--quiet {
  background: transparent;
  color: var(--ink-faint);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* --- panels -------------------------------------------------------------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  padding: 10px 12px;
}

.panel__title {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 8px;
}

.panel__note {
  font-size: 11px;
  color: var(--ink-faint);
  margin-bottom: 8px;
  line-height: 1.4;
}

/* --- modal --------------------------------------------------------------- */

.modal {
  border: 1px solid var(--edge);
  border-radius: 16px;
  background: linear-gradient(180deg, #171d2e, #10141f);
  color: var(--ink);
  padding: 26px 28px;
  max-width: 720px;
  width: calc(100vw - 40px);
  max-height: 86dvh;
  overflow: auto;
  box-shadow: var(--shadow);
  position: relative;
}

.modal::backdrop {
  background: rgb(3 5 10 / 72%);
  backdrop-filter: blur(3px);
}

.modal__title {
  font-size: 22px;
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}

.modal__close {
  position: absolute;
  top: 10px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--edge);
  background: var(--panel-2);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.modal__actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.help {
  display: grid;
  gap: 10px;
  padding-left: 20px;
  line-height: 1.5;
  color: var(--ink-dim);
  font-size: 14px;
}

.help strong {
  color: var(--ink);
}

.help__sub {
  margin: 20px 0 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* --- act map ------------------------------------------------------------- */

.map__act {
  margin-bottom: 18px;
}

.map__act-title {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--high);
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin-bottom: 8px;
}

.map__act-blurb {
  font-size: 11px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-faint);
}

.map__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
}

.map__level {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  gap: 0 10px;
  align-items: center;
  text-align: left;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid var(--edge);
  background: var(--panel);
  cursor: pointer;
}

.map__level:hover:not(:disabled) {
  border-color: var(--live);
}

.map__num {
  grid-row: span 2;
  font-family: var(--mono);
  font-size: 18px;
  color: var(--ink-faint);
}

.map__name {
  font-weight: 650;
  font-size: 13px;
}

.map__state {
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.map__level.is-solved {
  border-color: color-mix(in srgb, var(--good) 40%, var(--edge));
}

.map__level.is-solved .map__state,
.map__level.is-solved .map__num {
  color: var(--good);
}

.map__level.is-current {
  box-shadow: inset 0 0 0 1px var(--high);
}

.map__level.is-locked {
  opacity: 0.4;
}

.map__freeplay {
  display: grid;
  gap: 4px;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px dashed color-mix(in srgb, var(--magenta) 50%, var(--edge));
  background: color-mix(in srgb, var(--magenta) 8%, var(--panel));
  cursor: pointer;
}

.map__freeplay-title {
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--magenta);
}

.map__freeplay-note {
  font-size: 12px;
  color: var(--ink-dim);
}

.map__freeplay.is-locked {
  opacity: 0.45;
  cursor: not-allowed;
}

.done__kicker {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--good);
  margin-bottom: 6px;
}

.done__body,
.done__next {
  color: var(--ink-dim);
  line-height: 1.5;
  font-size: 14px;
}

.done__next {
  margin-top: 10px;
  color: var(--ink-faint);
  font-size: 13px;
}