/* =============================================================================
   APT terminal aesthetic. Theme-driven; the active palette is set by a
   class on <body>. Three tiers ship: junkyard (amber CRT), professional
   (green phosphor), top-shelf (cool cyan). main.js applies the right class
   based on deck_tier so upgrading your deck literally changes the UI.
   ============================================================================= */

/* -------- Junkyard (deck_tier 1, default) --------
   Warm amber phosphor. The cheap salvaged deck.
*/
body.theme-junkyard {
  --bg:          #0a0805;
  --bg-glow:     #120e08;
  --fg:          #e6d8b8;
  --fg-dim:      #8a7758;
  --accent:      #ffb000;
  --accent-rgb:  255, 176, 0;
  --accent-dim:  #b07000;
  --warn:        #ff5050;
  --rule:        #2a1f10;
}

/* -------- Professional (deck_tier 2) --------
   Classic terminal green phosphor. The clean working deck.
*/
body.theme-professional {
  --bg:          #0a0d0a;
  --bg-glow:     #0d130d;
  --fg:          #d8e8df;
  --fg-dim:      #6e8479;
  --accent:      #66ffaa;
  --accent-rgb:  102, 255, 170;
  --accent-dim:  #2a8055;
  --warn:        #ff7a59;
  --rule:        #173021;
}

/* -------- Top-Shelf (deck_tier 3) --------
   Cool cyan, sharp, modern. The serious gear.
*/
body.theme-topshelf {
  --bg:          #050810;
  --bg-glow:     #08101a;
  --fg:          #d8e0e8;
  --fg-dim:      #5e708a;
  --accent:      #66ddff;
  --accent-rgb:  102, 221, 255;
  --accent-dim:  #2080aa;
  --warn:        #ffaa00;
  --rule:        #102030;
}

/* =============================================================================
   Base layout
   ============================================================================= */

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: "IBM Plex Mono", "JetBrains Mono", "Menlo", "Consolas", monospace;
  font-size: 16px;
  line-height: 1.55;
}

body {
  background:
    radial-gradient(ellipse at top, rgba(var(--accent-rgb), 0.04), transparent 60%),
    var(--bg);
}

#terminal {
  max-width: 760px;
  margin: 40px auto;
  padding: 24px 28px 36px;
  background: var(--bg-glow);
  border: 1px solid var(--rule);
  box-shadow: 0 0 60px rgba(var(--accent-rgb), 0.04);
  min-height: calc(100vh - 80px);
  display: flex;
  flex-direction: column;
}

#terminal[hidden] { display: none; }

header {
  display: flex;
  gap: 14px;
  align-items: baseline;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 10px;
  margin-bottom: 22px;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

header .prompt { color: var(--accent); }
header .title  { color: var(--fg-dim); flex: 1; }
header .time   { color: var(--fg-dim); }

main { flex: 1; }

/* =============================================================================
   Story content
   ============================================================================= */

#story .line {
  margin: 0 0 14px 0;
  white-space: pre-wrap;
}

#story .line:last-child {
  margin-bottom: 6px;
}

#story .choice-echo {
  color: var(--accent-dim);
  font-style: italic;
}

#story .end {
  color: var(--fg-dim);
  font-size: 12px;
  letter-spacing: 0.18em;
  margin-top: 24px;
  text-transform: uppercase;
}

/* Lore link inside narrative text. Subtle dotted underline. */
.lore-link {
  color: var(--accent);
  border-bottom: 1px dotted var(--accent-dim);
  cursor: pointer;
  transition: color 120ms, border-color 120ms;
}
.lore-link:hover {
  color: var(--fg);
  border-bottom-color: var(--accent);
}

/* =============================================================================
   Choices and input
   ============================================================================= */

#choices {
  margin-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

button.choice {
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font: inherit;
  text-align: left;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 120ms, border-color 120ms;
}

button.choice:hover {
  background: rgba(var(--accent-rgb), 0.08);
  border-color: var(--accent);
}

button.choice:active {
  background: rgba(var(--accent-rgb), 0.16);
}

button.choice:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

.input-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.text-input {
  background: rgba(var(--accent-rgb), 0.04);
  border: 1px solid var(--accent-dim);
  color: var(--fg);
  font: inherit;
  padding: 10px 14px;
  caret-color: var(--accent);
}

.text-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(var(--accent-rgb), 0.08);
}

.text-input::placeholder {
  color: var(--fg-dim);
  font-style: italic;
}

#error {
  color: var(--warn);
  white-space: pre-wrap;
  border-top: 1px solid var(--rule);
  padding-top: 14px;
  margin-top: 14px;
  font-size: 13px;
}

#error:empty { display: none; }

/* =============================================================================
   Popups. Generic chrome shared by the lore window and the state window.
   Both inherit the active theme automatically through CSS variables.
   ============================================================================= */

.popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  pointer-events: none;
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 20px 20px;
  transition: background 180ms ease-out;
}

.popup-overlay.is-open {
  background: rgba(0, 0, 0, 0.55);
  pointer-events: auto;
}

.popup-window {
  width: min(620px, 100%);
  max-height: 80vh;
  overflow-y: auto;
  background: var(--bg-glow);
  border: 1px solid var(--accent-dim);
  box-shadow:
    0 0 0 1px rgba(0, 0, 0, 0.6),
    0 20px 60px rgba(0, 0, 0, 0.6),
    0 0 80px rgba(var(--accent-rgb), 0.08);
  padding: 0;
  opacity: 0;
  transform: translateY(-12px) scale(0.985);
  transition: opacity 220ms ease-out, transform 220ms ease-out;
}

.popup-overlay.is-open .popup-window {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.popup-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--rule);
  background: rgba(var(--accent-rgb), 0.04);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: lowercase;
}

.popup-header .lh-prompt {
  color: var(--accent);
}

.popup-header .lh-title {
  color: var(--fg-dim);
  flex: 1;
}

.popup-header .lh-close {
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font: inherit;
  font-size: 12px;
  padding: 2px 10px;
  cursor: pointer;
  letter-spacing: 0.1em;
}

.popup-header .lh-close:hover {
  background: rgba(var(--accent-rgb), 0.1);
  border-color: var(--accent);
}

.popup-body {
  padding: 18px 22px 22px;
}

.popup-body h2 {
  margin: 0 0 4px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* Reveal lines one at a time after the window appears. */
.popup-overlay.is-open .popup-body .reveal {
  animation: popup-reveal 320ms ease-out backwards;
}

@keyframes popup-reveal {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* -------- Lore-specific blocks inside the popup body -------- */

.popup-body .lore-category {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin-bottom: 14px;
}

.popup-body .lore-text {
  margin: 0 0 14px 0;
  white-space: pre-wrap;
}

.popup-body .lore-mechanical {
  border: 1px dashed var(--accent-dim);
  padding: 10px 14px;
  margin: 14px 0;
  font-size: 14px;
  background: rgba(var(--accent-rgb), 0.03);
}

.popup-body .lore-mechanical-title {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

.popup-body .lore-related {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  font-size: 13px;
  color: var(--fg-dim);
}

.popup-body .lore-related .lore-link {
  margin-right: 12px;
  display: inline-block;
}

/* =============================================================================
   State window blocks
   ============================================================================= */

.popup-body .state-section {
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--rule);
}

.popup-body .state-section:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.popup-body .state-section-title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.popup-body .state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 6px 18px;
  font-size: 14px;
}

.popup-body .state-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dotted var(--rule);
  padding: 4px 0;
}

.popup-body .state-row .state-label {
  color: var(--fg-dim);
}

.popup-body .state-row .state-value {
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}

.popup-body .state-row .state-value.warn {
  color: var(--warn);
}

.popup-body .state-row .state-value.dim {
  color: var(--fg-dim);
}

.popup-body .state-bar {
  height: 6px;
  background: var(--rule);
  border-radius: 1px;
  overflow: hidden;
  margin: 4px 0 10px 0;
}

.popup-body .state-bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width 200ms ease-out;
}

.popup-body .state-bar-fill.warn {
  background: var(--warn);
}

.popup-body .state-effect {
  border: 1px dashed var(--accent-dim);
  padding: 8px 12px;
  margin-bottom: 8px;
  background: rgba(var(--accent-rgb), 0.03);
}

.popup-body .state-effect-title {
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 2px;
}

.popup-body .state-effect-impact {
  font-size: 13px;
  color: var(--fg-dim);
  margin-top: 4px;
}

.popup-body .state-empty {
  color: var(--fg-dim);
  font-style: italic;
}

/* =============================================================================
   Game controls (status + menu buttons, fixed bottom-right)
   ============================================================================= */

#game-controls {
  position: fixed;
  bottom: 18px;
  right: 18px;
  display: flex;
  gap: 8px;
  z-index: 900;
}

#game-controls[hidden] { display: none; }

#status-toggle,
#menu-toggle {
  background: var(--bg-glow);
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font: inherit;
  font-size: 12px;
  padding: 8px 14px;
  cursor: pointer;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  transition: background 120ms, border-color 120ms;
}

#status-toggle:hover,
#menu-toggle:hover {
  background: rgba(var(--accent-rgb), 0.08);
  border-color: var(--accent);
}

#status-toggle:focus-visible,
#menu-toggle:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

/* =============================================================================
   Main menu (full-screen takeover at game start and on quit-to-main-menu)
   ============================================================================= */

.menu-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background:
    radial-gradient(ellipse at top, rgba(var(--accent-rgb), 0.06), transparent 60%),
    var(--bg);
}

.menu-screen[hidden] { display: none; }

.menu-content {
  width: min(420px, 100%);
  text-align: center;
}

.menu-title {
  font-size: 56px;
  letter-spacing: 0.4em;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 8px 0;
  text-shadow: 0 0 18px rgba(var(--accent-rgb), 0.35);
}

.menu-subtitle {
  font-size: 13px;
  letter-spacing: 0.32em;
  color: var(--fg-dim);
  margin-bottom: 56px;
  text-transform: lowercase;
}

.menu-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0 auto;
  max-width: 280px;
}

.menu-action {
  background: transparent;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  font: inherit;
  font-size: 14px;
  padding: 12px 16px;
  cursor: pointer;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  text-align: center;
  transition: background 120ms, border-color 120ms, color 120ms;
}

.menu-action:hover:not(:disabled) {
  background: rgba(var(--accent-rgb), 0.08);
  border-color: var(--accent);
}

.menu-action:disabled {
  border-color: var(--rule);
  color: var(--fg-dim);
  cursor: not-allowed;
}

.menu-action:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}

.menu-footer {
  margin-top: 56px;
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--fg-dim);
  text-transform: lowercase;
}

/* =============================================================================
   Ending screen (retirement or death)
   ============================================================================= */

#ending-screen[hidden] { display: none; }

.ending-content {
  width: min(620px, 100%);
  text-align: left;
  padding: 40px 0;
}

.ending-type {
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--fg-dim);
  text-transform: lowercase;
  margin-bottom: 8px;
}

.ending-title {
  font-size: 28px;
  letter-spacing: 0.04em;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 6px 0;
  text-shadow: 0 0 14px rgba(var(--accent-rgb), 0.25);
}

.ending-subtitle {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--fg-dim);
  margin-bottom: 28px;
  text-transform: lowercase;
}

.ending-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.ending-body p {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.6;
}

.ending-body p.reveal {
  animation: ending-reveal 480ms ease-out backwards;
}

@keyframes ending-reveal {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ending-actions {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}

.ending-actions .menu-action {
  flex: 1;
  text-align: center;
}

/* =============================================================================
   Pause menu actions and save slot list
   ============================================================================= */

.popup-body .pause-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.popup-body .pause-actions .menu-action {
  text-align: left;
  padding: 10px 14px;
  letter-spacing: 0.12em;
}

.popup-body .save-slots {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 12px;
}

.popup-body .save-slot {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
  border: 1px solid var(--accent-dim);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 120ms, border-color 120ms;
}

.popup-body .save-slot:hover:not(:disabled) {
  background: rgba(var(--accent-rgb), 0.06);
  border-color: var(--accent);
}

.popup-body .save-slot:disabled {
  cursor: not-allowed;
  border-color: var(--rule);
  color: var(--fg-dim);
}

.popup-body .save-slot-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 13px;
}

.popup-body .save-slot-name {
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: lowercase;
}

.popup-body .save-slot:disabled .save-slot-name {
  color: var(--fg-dim);
}

.popup-body .save-slot-stamp {
  color: var(--fg-dim);
  font-size: 11px;
}

.popup-body .save-slot-meta {
  color: var(--fg-dim);
  font-size: 12px;
}

.popup-body .pause-back {
  margin-top: 14px;
}

.popup-body .pause-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--fg-dim);
  font-style: italic;
}
