/* =========================================================================
   The Overworked Chibi Developer UI design system
   Domain: UI Agent.

   Aesthetic: warm, zen, minimalist (adapted from the portfolio v3 theme).
   Cream canvas, charcoal ink, muted bamboo-green accents, soft stone borders,
   with a traditional-Japanese vermillion reserved for urgency. Playfair Display
   headings over Inter body. The DOM overlay sits on top of the <canvas>;
   everything is responsive (clamp()/vw/em) so it scales at any viewport.
   ========================================================================= */

:root {
  /* Core palette (portfolio v3) */
  --cream: #faf8f5;
  --charcoal: #2d2d2d;
  --bamboo: #7a9e7e;
  --bamboo-light: #9ab89e;
  --bamboo-deep: #5e8466;
  --stone: #e8e4df;

  /* Warm secondary + urgency */
  --sand: #c9a66b; /* paper-note ochre for routine tasks */
  --vermillion: #bc4a3a; /* traditional Japanese danger red */
  --vermillion-soft: #e9d3cd;

  /* Surfaces */
  --bg: var(--cream);
  --surface: #ffffff;
  --border: rgba(45, 45, 45, 0.1);

  /* Text */
  --text: var(--charcoal);
  --muted: #6e6a63;

  /* Semantic aliases reused by older selectors */
  --primary: var(--bamboo);
  --primary-600: var(--bamboo-deep);
  --accent-soft: var(--bamboo-deep);
  --success: var(--bamboo);
  --success-ink: var(--bamboo-deep);
  --warn: var(--sand);
  --danger: var(--vermillion);

  /* Cards */
  --card: #ffffff;
  --card-ink: var(--charcoal);

  /* Soft warm shadow used across the light theme */
  --shadow-1: 0 12px 28px rgba(60, 50, 40, 0.14), 0 2px 6px rgba(60, 50, 40, 0.08);
}

* {
  box-sizing: border-box;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  display: grid;
  place-items: center;
  min-height: 100vh;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Playfair Display", Georgia, "Times New Roman", serif;
}

/* Stage fills the whole viewport; contents are responsive (no bitmap scaling). */
#stage {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-areas: "stage";
  overflow: hidden;
}

#stage > * {
  grid-area: stage;
}

#game-canvas {
  width: 100%;
  height: 100%;
  display: block;
  image-rendering: auto;
}

/* =========================================================================
   Task overlay
   ========================================================================= */
#overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 10;
}

/* Manager Interrupt: gently dim the standard cards to signal blocked work. */
#overlay.manager-active::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(45, 42, 38, 0.32);
  backdrop-filter: blur(2px);
  z-index: 9990;
  pointer-events: none;
  animation: manager-dim-in 180ms ease-out;
}

@keyframes manager-dim-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ---- Base task card (clean, paper-note style) ---- */
.task {
  --accent-c: var(--bamboo);
  position: absolute;
  z-index: 11;
  pointer-events: auto;
  min-width: 15em;
  max-width: 22em;
  font-size: clamp(15px, 1.15vw, 21px);
  padding: 0.95em 1.1em 1.05em;
  border-radius: 14px;
  background: var(--card);
  color: var(--card-ink);
  border: 1px solid var(--stone);
  border-left: 4px solid var(--accent-c);
  box-shadow: var(--shadow-1);
  transition: transform 120ms ease, box-shadow 150ms ease, opacity 180ms ease,
    filter 180ms ease;
  overflow: visible;
}

/* Entrance is a transient class removed after it plays, so toggling other
   feedback classes (shake/flash) never re-triggers the scale-up animation. */
.task.enter {
  animation: pop-in 160ms ease-out;
}

@keyframes pop-in {
  from { transform: scale(0.85) translateY(6px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.task.removing {
  animation: pop-out 320ms ease-in forwards !important;
  pointer-events: none;
  transition: none !important;
  filter: none !important;
  opacity: 1;
}

.task.removing.targeted,
.task--alarm.removing,
.task.manager-priority.removing {
  animation: pop-out 320ms ease-in forwards !important;
  transform: none;
}

.task.removing.targeted::before,
.task.removing.targeted::after {
  animation: none !important;
  opacity: 0 !important;
}

@keyframes pop-out {
  from {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
  to {
    transform: scale(0.82) translateY(-14px);
    opacity: 0;
  }
}

.task-tag {
  display: inline-block;
  font-size: 0.66em;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.28em 0.65em;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent-c) 18%, transparent);
  color: color-mix(in srgb, var(--accent-c) 75%, var(--charcoal));
  margin-bottom: 0.65em;
}

.task-prompt {
  font-size: 0.85em;
  color: var(--muted);
  margin-bottom: 0.55em;
}

/* The string the player types, with per-character progress highlighting. */
.typetarget {
  font-family: "JetBrains Mono", ui-monospace, "Consolas", monospace;
  font-size: 0.92em;
  line-height: 1.55;
  word-break: break-word;
  background: rgba(45, 45, 45, 0.045);
  border-radius: 8px;
  padding: 0.5em 0.6em;
}

.typetarget .done {
  color: var(--bamboo-deep);
  font-weight: 600;
}

.typetarget .pending {
  color: rgba(45, 45, 45, 0.4);
}

.typetarget .cursor {
  background: var(--bamboo);
  color: var(--cream);
  border-radius: 3px;
}

/* ---- Per-type accents ---- */
.task--sticky {
  --accent-c: var(--sand);
}

.task--chat {
  --accent-c: var(--bamboo);
}

.task--alarm {
  --accent-c: var(--vermillion);
  /* Warm red-tinted surface so it never reads as a routine note. */
  background: #fdf3f1;
  border-color: color-mix(in srgb, var(--vermillion) 35%, transparent);
  animation: alarm-pulse 1s ease-in-out infinite;
}

/* Persistent vermillion ring + a breathing outer halo so the prod alarm
   clearly stands out as the urgent task. */
@keyframes alarm-pulse {
  0%, 100% {
    box-shadow: 0 0 0 2px rgba(188, 74, 58, 0.85),
      0 0 16px 2px rgba(188, 74, 58, 0.4),
      var(--shadow-1);
  }
  50% {
    box-shadow: 0 0 0 4px rgba(188, 74, 58, 1),
      0 0 32px 9px rgba(188, 74, 58, 0.6),
      var(--shadow-1);
  }
}

/* Make the PROD ALARM tag itself blink for extra urgency. */
.task--alarm .task-tag {
  animation: alarm-tag-blink 0.85s steps(1, end) infinite;
}

@keyframes alarm-tag-blink {
  0%, 100% {
    background: var(--vermillion);
    color: var(--cream);
  }
  50% {
    background: color-mix(in srgb, var(--vermillion) 16%, transparent);
    color: var(--vermillion);
  }
}

/* ---- Manager chat card ---- */
.task--chat .chat-message {
  background: #ecf1ec;
  color: var(--charcoal);
  border-radius: 4px 12px 12px 12px;
  padding: 0.55em 0.7em;
  font-size: 0.92em;
  margin-bottom: 0.65em;
}

.task--chat .reply-label {
  font-size: 0.62em;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--bamboo-deep);
  margin-bottom: 0.4em;
}

/* Force-focused Manager card: pinned on top with a refined accent glow. */
.task.manager-priority {
  z-index: 9999;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--bamboo) 55%, transparent),
    0 18px 40px rgba(60, 50, 40, 0.28);
  animation: manager-pulse 1.2s ease-in-out infinite;
}

@keyframes manager-pulse {
  0%, 100% { box-shadow: 0 0 0 3px color-mix(in srgb, var(--bamboo) 45%, transparent), 0 18px 40px rgba(60, 50, 40, 0.28); }
  50% { box-shadow: 0 0 0 6px color-mix(in srgb, var(--bamboo) 68%, transparent), 0 18px 40px rgba(60, 50, 40, 0.28); }
}

/* When one card is receiving keystrokes, soften the rest so the active task
   reads instantly even in a full screen of sticky notes. */
#overlay:has(.task.targeted) .task:not(.targeted):not(.removing) {
  opacity: 0.48;
  filter: saturate(0.7);
  transform: scale(0.96);
  transition: opacity 180ms ease, filter 180ms ease, transform 180ms ease,
    box-shadow 180ms ease;
}

/* Card currently receiving keystrokes — bold, unmissable focus treatment. */
.task.targeted {
  --focus-c: var(--bamboo);
  transform: scale(1.06);
  z-index: 500;
  border-color: color-mix(in srgb, var(--focus-c) 55%, var(--stone));
  border-left-width: 5px;
  box-shadow: 0 22px 44px rgba(60, 50, 40, 0.28);
}

.task.targeted::before {
  content: "TYPE HERE";
  position: absolute;
  top: -0.65em;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.58em;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 0.38em 0.75em;
  border-radius: 999px;
  background: var(--focus-c);
  color: var(--cream);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--focus-c) 45%, transparent);
  animation: focus-badge-pulse 1.35s ease-in-out infinite;
  pointer-events: none;
  z-index: 3;
  white-space: nowrap;
}

.task.targeted::after {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: 18px;
  border: 3px solid var(--focus-c);
  pointer-events: none;
  z-index: 1;
  animation: targeted-ring-pulse 1.35s ease-in-out infinite;
}

.task.targeted .typetarget {
  background: color-mix(in srgb, var(--focus-c) 14%, #ffffff);
  box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--focus-c) 38%, transparent);
}

@keyframes focus-badge-pulse {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
    box-shadow: 0 6px 16px color-mix(in srgb, var(--focus-c) 45%, transparent);
  }
  50% {
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 10px 22px color-mix(in srgb, var(--focus-c) 58%, transparent);
  }
}

@keyframes targeted-ring-pulse {
  0%, 100% {
    opacity: 1;
    inset: -5px;
    border-color: var(--focus-c);
  }
  50% {
    opacity: 0.92;
    inset: -8px;
    border-color: var(--bamboo-deep);
  }
}

/* Sticky-only focus: no competing type animation — ring + badge carry the cue. */
.task.targeted:not(.task--alarm):not(.manager-priority) {
  animation: targeted-lift 0.22s ease-out both;
}

@keyframes targeted-lift {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}

/* Layer focus ring on top of existing alarm / manager pulses. */
.task--alarm.targeted {
  --focus-c: var(--vermillion);
  animation: alarm-pulse 1s ease-in-out infinite, targeted-lift 0.22s ease-out both;
}

.task.manager-priority.targeted {
  animation: manager-pulse 1.2s ease-in-out infinite, targeted-lift 0.22s ease-out both;
}

/* ---- Feedback animations ---- */
/* Mistype: a small shake plus a vermillion error ring so wrong keys are obvious
   on every card type, not just the prod alarm. */
.task.shake {
  animation: shake 0.32s cubic-bezier(0.36, 0.07, 0.19, 0.97) both,
    err-flash 0.32s ease-out both;
}

@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(3px); }
  30%, 50%, 70% { transform: translateX(-5px); }
  40%, 60% { transform: translateX(5px); }
}

@keyframes err-flash {
  0%, 35% {
    box-shadow: 0 0 0 4px rgba(188, 74, 58, 0.92),
      0 0 24px 6px rgba(188, 74, 58, 0.45),
      var(--shadow-1);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(188, 74, 58, 0),
      var(--shadow-1);
  }
}

.task.flash {
  animation: flash 0.2s ease-out;
}

@keyframes flash {
  from { background-color: #eef4ee; }
}

/* =========================================================================
   HUD — desktop: single row; narrow viewports: two rows (see media query)
   ========================================================================= */
#hud {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.2vw, 18px);
  padding: clamp(14px, 1.5vw, 22px) clamp(16px, 2vw, 30px);
  pointer-events: none;
  font-size: clamp(12px, 0.9vw, 16px);
}

#hud.hidden {
  display: none;
}

.hud-block {
  display: flex;
  align-items: center;
  gap: 0.65em;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--stone);
  border-radius: 999px;
  padding: 0.55em 1em;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 14px rgba(60, 50, 40, 0.08);
}

.hud-score {
  margin-left: auto;
}

.hud-combo {
  margin-left: 0.6em;
}

.hud-label {
  font-size: 0.72em;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
  white-space: nowrap;
}

#burnout-bar {
  width: clamp(120px, 16vw, 240px);
  height: 8px;
  border-radius: 999px;
  background: var(--stone);
  overflow: hidden;
}

#burnout-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--bamboo), var(--sand) 55%, var(--vermillion));
  transition: width 120ms linear;
}

#score-value,
#combo-value {
  font-weight: 700;
  font-size: 1.2em;
  color: var(--charcoal);
  font-variant-numeric: tabular-nums;
}

/* Settings gear button */
.settings-gear {
  pointer-events: auto;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--bamboo-deep);
  background: #ffffff;
  border: 2px solid var(--bamboo);
  border-radius: 12px;
  box-shadow: 0 4px 14px rgba(60, 50, 40, 0.12);
  transition: color 0.15s ease, background 0.15s ease, transform 0.15s ease,
    border-color 0.15s ease;
}

.settings-gear:hover {
  background: var(--bamboo);
  color: var(--cream);
  border-color: var(--bamboo-deep);
  transform: rotate(30deg);
}

.settings-gear.hud-gear {
  width: 2.6em;
  height: 2.6em;
  border-radius: 999px;
  flex-shrink: 0;
  margin-left: 0.25em;
}

/* Beside Start / Retry: explicit square matching .big-button height */
.settings-gear.inline-gear {
  /* Same font-size + block padding + line-height as .action-row .big-button */
  font-size: clamp(16px, 1.3vw, 20px);
  line-height: 1.2;
  width: calc(0.8em + 1.2em + 0.8em);
  height: calc(0.8em + 1.2em + 0.8em);
  min-width: calc(0.8em + 1.2em + 0.8em);
  min-height: calc(0.8em + 1.2em + 0.8em);
  padding: 0;
  border-radius: 12px;
  flex-shrink: 0;
  box-sizing: border-box;
}

.gear-icon {
  display: block;
  flex-shrink: 0;
}

.action-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65em;
  margin-top: 0.3em;
  width: 100%;
}

.action-row .big-button {
  margin-top: 0;
  line-height: 1.2;
}

/* =========================================================================
   Responsive gameplay (HUD + task cards)
   ========================================================================= */
@media (max-width: 720px) {
  .task {
    max-width: min(18em, 46vw);
    min-width: 10em;
    font-size: clamp(12px, 3.2vw, 16px);
    padding: 0.75em 0.85em 0.85em;
  }

  .task.targeted::before {
    font-size: 0.5em;
    letter-spacing: 0.1em;
    padding: 0.32em 0.55em;
    top: -0.55em;
  }

  #hud {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "burnout gear"
      "score combo";
    gap: 0.45em;
    padding: 10px 12px;
    align-items: stretch;
  }

  .hud-burnout {
    grid-area: burnout;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35em;
    border-radius: 14px;
    padding: 0.55em 0.85em 0.6em;
  }

  #burnout-bar {
    width: 100%;
  }

  .hud-score {
    grid-area: score;
    margin-left: 0;
    justify-content: space-between;
  }

  .hud-combo {
    grid-area: combo;
    margin-left: 0;
    justify-content: space-between;
  }

  .settings-gear.hud-gear {
    grid-area: gear;
    width: 2.4em;
    height: 2.4em;
    margin-left: 0;
    align-self: start;
  }

  .gear-icon {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 420px) {
  .hud-block {
    padding: 0.45em 0.75em;
  }

  #score-value,
  #combo-value {
    font-size: 1.05em;
  }
}

/* =========================================================================
   Full-screen overlays (menu / game over)
   ========================================================================= */
.screen {
  position: relative;
  z-index: 30;
  display: grid;
  place-items: center;
  text-align: center;
  padding: clamp(20px, 4vw, 56px);
}

.screen.hidden {
  display: none;
}

.screen-content {
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(14px, 1.6vw, 22px);
}

#menu-screen {
  background-image: linear-gradient(rgba(250, 248, 245, 0.62), rgba(250, 248, 245, 0.86)),
    url("../assets/menu-bg.png");
  background-size: cover;
  background-position: center;
}

#gameover-screen {
  background-image: linear-gradient(rgba(250, 248, 245, 0.7), rgba(244, 232, 228, 0.9)),
    url("../assets/gameover-bg.png");
  background-size: cover;
  background-position: center;
}

.eyebrow {
  font-size: clamp(11px, 0.9vw, 14px);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--bamboo-deep);
}

.eyebrow--danger {
  color: var(--vermillion);
}

.title {
  font-size: clamp(36px, 5.5vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--charcoal);
}

.title .accent {
  color: var(--bamboo);
  font-style: italic;
}

.tagline {
  margin: 0;
  color: var(--muted);
  font-size: clamp(15px, 1.25vw, 19px);
  line-height: 1.6;
  max-width: 52ch;
}

.big-button {
  font-size: clamp(16px, 1.3vw, 20px);
  font-weight: 600;
  padding: 0.8em 1.9em;
  border: none;
  border-radius: 12px;
  color: var(--cream);
  background: var(--bamboo);
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(122, 158, 126, 0.35);
  transition: transform 90ms ease, background 120ms ease, box-shadow 120ms ease;
  margin-top: 0.3em;
}

.big-button:hover {
  background: var(--bamboo-deep);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(94, 132, 102, 0.42);
}

.big-button:active {
  transform: translateY(0);
}

.hint-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6em;
  justify-content: center;
  margin-top: 0.4em;
}

.hint-pill {
  font-size: clamp(11px, 0.85vw, 13px);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid var(--stone);
  border-radius: 999px;
  padding: 0.45em 0.95em;
}

/* ---- Game-over scorecard ---- */
#scorecard {
  width: 100%;
  max-width: 380px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--stone);
  border-radius: 16px;
  padding: clamp(16px, 2vw, 22px) clamp(18px, 2.2vw, 28px);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(60, 50, 40, 0.12);
}

#scorecard .row {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 0.55em 0;
  font-size: clamp(14px, 1.1vw, 16px);
  color: var(--muted);
  border-bottom: 1px solid var(--stone);
}

#scorecard .row:last-of-type {
  border-bottom: none;
}

#scorecard .row .val {
  font-weight: 700;
  color: var(--charcoal);
  font-variant-numeric: tabular-nums;
}

#scorecard .flagged {
  color: var(--vermillion);
  font-size: 0.85em;
  margin-top: 0.8em;
  line-height: 1.45;
}

/* =========================================================================
   Settings overlay
   ========================================================================= */
.settings-overlay {
  position: absolute;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: clamp(16px, 3vw, 32px);
}

.settings-overlay.hidden {
  display: none;
}

.settings-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(45, 45, 45, 0.35);
  backdrop-filter: blur(4px);
}

.settings-panel {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 400px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--stone);
  border-radius: 16px;
  padding: clamp(20px, 2.5vw, 28px);
  box-shadow: 0 20px 48px rgba(60, 50, 40, 0.2);
}

.settings-title {
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(22px, 2.2vw, 28px);
  font-weight: 600;
  color: var(--charcoal);
  margin: 0 0 1.25em;
  text-align: center;
}

.settings-row {
  margin-bottom: 1.35em;
}

.settings-label {
  display: block;
  font-size: 0.85em;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 0.5em;
}

.settings-slider-wrap {
  display: flex;
  align-items: center;
  gap: 0.75em;
}

.settings-slider-wrap input[type="range"] {
  flex: 1;
  height: 6px;
  accent-color: var(--bamboo);
  cursor: pointer;
}

.settings-val {
  font-size: 0.85em;
  font-weight: 600;
  color: var(--bamboo-deep);
  min-width: 3em;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.settings-hint {
  margin: 0.45em 0 0;
  font-size: 0.75em;
  color: var(--muted);
  line-height: 1.4;
}

.settings-game-actions .big-button,
.settings-close {
  width: 100%;
  margin-top: 0;
}

.settings-close {
  margin-top: 0.5em;
}

.settings-game-actions {
  display: flex;
  flex-direction: column;
  gap: 0.55em;
  margin-top: 0.5em;
  padding-top: 1em;
  border-top: 1px solid var(--stone);
}

.settings-game-actions.hidden,
.settings-menu-actions.hidden {
  display: none;
}

.settings-section-label {
  margin: 0 0 0.35em;
  font-size: 0.72em;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--bamboo-deep);
  text-align: center;
}

.big-button.settings-secondary-btn {
  border: 1px solid var(--stone);
  background: rgba(255, 255, 255, 0.8);
  color: var(--charcoal);
  box-shadow: none;
}

.big-button.settings-secondary-btn:hover {
  background: #ffffff;
  border-color: var(--bamboo);
  color: var(--bamboo-deep);
  box-shadow: 0 8px 20px rgba(60, 50, 40, 0.08);
}