/* ==========================================================================
   SKETCHY STYLE SPEC CSS
   Aesthetic: Bright White Sketchbook Spread, Gestural Pencil Strokes,
   Cobalt Blue (#1D4ED8), Hot Magenta (#DB2777), Purple Ink (#7E22CE),
   and Signature Orange Heart (#F97316).
   ========================================================================== */

:root {
  --paper-bg: #FCFAF6;
  --paper-line: #E5E1D8;
  --pencil-charcoal: #2A2B32;
  --pencil-shadow: rgba(42, 43, 50, 0.12);
  --cobalt-blue: #1D4ED8;
  --magenta-pink: #DB2777;
  --purple-ink: #7E22CE;
  --orange-heart: #F97316;
  --avocado-green: #10B981;
  --gold-star: #F59E0B;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  -webkit-user-select: none;
}

body {
  background-color: #ECE8DE;
  background-image: 
    radial-gradient(#D5CEBE 1px, transparent 1px),
    radial-gradient(#D5CEBE 1px, #ECE8DE 1px);
  background-size: 24px 24px;
  background-position: 0 0, 12px 12px;
  font-family: 'Patrick Hand', cursive, sans-serif;
  color: var(--pencil-charcoal);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  overflow: hidden;
  padding: 8px;
}

/* --- Sketchbook Container --- */
.sketchbook-container {
  width: 100%;
  max-width: 440px;
  background-color: var(--paper-bg);
  background-image: 
    linear-gradient(90deg, rgba(229, 225, 216, 0.4) 1px, transparent 1px),
    linear-gradient(rgba(229, 225, 216, 0.4) 1px, transparent 1px);
  background-size: 20px 20px;
  border-radius: 16px;
  border: 3px solid var(--pencil-charcoal);
  box-shadow: 
    8px 12px 0px var(--pencil-charcoal),
    0 20px 35px rgba(0, 0, 0, 0.15);
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  position: relative;
  touch-action: manipulation;
}

/* --- Header Section --- */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  position: relative;
}

.title {
  font-family: 'Caveat', cursive;
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--cobalt-blue);
  line-height: 1.1;
  text-shadow: 1px 1px 0px rgba(29, 78, 216, 0.15);
}

.scribble-tag {
  font-size: 0.95rem;
  font-family: 'Patrick Hand', cursive;
  color: var(--magenta-pink);
  transform: rotate(-3deg);
  display: inline-block;
  margin-left: 4px;
}

.subtitle {
  font-size: 0.88rem;
  color: var(--purple-ink);
  margin-top: 1px;
}

.score-board {
  display: flex;
  gap: 8px;
}

.score-card {
  border: 2px solid var(--pencil-charcoal);
  border-radius: 8px;
  padding: 4px 8px;
  min-width: 58px;
  text-align: center;
  background: #FFF;
  box-shadow: 2px 2px 0px var(--pencil-charcoal);
}

.score-card.best {
  background: #FFFBEB;
  border-color: #B45309;
  box-shadow: 2px 2px 0px #B45309;
}

.score-card .label {
  display: block;
  font-size: 0.68rem;
  font-weight: bold;
  letter-spacing: 0.5px;
  color: #64748B;
}

.score-card .value {
  display: block;
  font-family: 'Caveat', cursive;
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: var(--pencil-charcoal);
}

.score-card.best .value {
  color: #B45309;
}

/* --- Canvas Wrapper --- */
.canvas-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-height: 380px;
  background: #FFF;
  border: 3px solid var(--pencil-charcoal);
  border-radius: 12px;
  box-shadow: inset 0 0 10px rgba(0,0,0,0.03), 4px 4px 0px var(--pencil-charcoal);
  overflow: hidden;
  margin-bottom: 10px;
}

canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* --- Overlay Screen --- */
.overlay {
  position: absolute;
  inset: 0;
  background: rgba(252, 250, 246, 0.94);
  backdrop-filter: blur(2px);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 16px;
  text-align: center;
  z-index: 10;
  transition: opacity 0.25s ease;
}

.overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.overlay-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.doodle-cat {
  font-size: 2.5rem;
  animation: floatBounce 2.4s ease-in-out infinite;
}

@keyframes floatBounce {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-6px) rotate(-3deg); }
}

.overlay-content h2 {
  font-family: 'Caveat', cursive;
  font-size: 2.1rem;
  color: var(--cobalt-blue);
  line-height: 1;
}

.overlay-content p {
  font-size: 1rem;
  color: #4B5563;
  max-width: 270px;
  line-height: 1.25;
}

.mantra-quote {
  font-family: 'Caveat', cursive;
  font-size: 1.05rem;
  color: var(--magenta-pink);
  margin-top: 2px;
  font-weight: bold;
}

/* --- Buttons --- */
.sketch-btn {
  font-family: 'Patrick Hand', cursive;
  font-size: 1.15rem;
  padding: 8px 18px;
  border: 2px solid var(--pencil-charcoal);
  border-radius: 255px 15px 225px 15px/15px 225px 15px 255px;
  cursor: pointer;
  background: #FFF;
  color: var(--pencil-charcoal);
  box-shadow: 3px 3px 0px var(--pencil-charcoal);
  transition: all 0.12s ease;
  font-weight: bold;
}

.sketch-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0px var(--pencil-charcoal);
}

.primary-btn {
  background: var(--cobalt-blue);
  color: #FFF;
  font-size: 1.35rem;
  padding: 10px 24px;
  margin-top: 8px;
  border-color: #0F172A;
  box-shadow: 4px 4px 0px #0F172A;
}

.primary-btn:active {
  box-shadow: 1px 1px 0px #0F172A;
}

.mini-btn {
  font-size: 0.9rem;
  padding: 4px 10px;
}

/* --- Floating Combo Badge --- */
.combo-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--magenta-pink);
  color: #FFF;
  padding: 4px 10px;
  border: 2px solid #000;
  border-radius: 12px;
  font-family: 'Caveat', cursive;
  font-size: 1.25rem;
  font-weight: bold;
  transform: scale(0) rotate(8deg);
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: 3px 3px 0px #000;
  pointer-events: none;
}

.combo-badge.active {
  transform: scale(1) rotate(-4deg);
}

/* --- Music Player Bar --- */
.music-doodle-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #F8F6F0;
  border: 2px dashed var(--pencil-charcoal);
  border-radius: 8px;
  padding: 6px 10px;
  margin-bottom: 10px;
}

.music-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.music-play-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--pencil-charcoal);
  background: var(--cobalt-blue);
  color: #FFF;
  font-size: 0.95rem;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 2px 2px 0px var(--pencil-charcoal);
  transition: all 0.1s ease;
  flex-shrink: 0;
}

.music-play-btn:active {
  transform: translate(1px, 1px);
  box-shadow: 0px 0px 0px var(--pencil-charcoal);
}

.music-play-btn.playing {
  background: var(--magenta-pink);
  animation: pulseBeat 1.2s infinite;
}

@keyframes pulseBeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.08); }
}

.track-details {
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 2px;
}

.track-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.track-name {
  font-size: 0.86rem;
  font-weight: bold;
  color: var(--cobalt-blue);
}

.next-track-btn {
  background: none;
  border: none;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0 4px;
  opacity: 0.75;
  transition: opacity 0.1s;
}

.next-track-btn:hover, .next-track-btn:active {
  opacity: 1;
  transform: scale(1.1);
}

.track-progress-container {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  max-width: 170px;
}

.track-progress-bar {
  height: 6px;
  flex: 1;
  background: #E2E8F0;
  border: 1px solid var(--pencil-charcoal);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.track-progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: var(--progress, 0%);
  background: var(--cobalt-blue);
  border-radius: 4px;
  transition: width 0.3s linear;
}

.track-time {
  font-size: 0.7rem;
  color: #64748B;
  white-space: nowrap;
}

.heart-signature {
  font-family: 'Caveat', cursive;
  font-size: 1.1rem;
  color: var(--orange-heart);
  font-weight: bold;
}

/* --- Touch Controls (D-Pad) --- */
.touch-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2px 6px;
}

.dpad {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.dpad-middle {
  display: flex;
  align-items: center;
  gap: 4px;
}

.dpad-btn {
  width: 44px;
  height: 40px;
  border: 2px solid var(--pencil-charcoal);
  border-radius: 8px;
  background: #FFF;
  color: var(--pencil-charcoal);
  font-size: 1.1rem;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 2px 2px 0px var(--pencil-charcoal);
  transition: all 0.08s ease;
}

.dpad-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 0px 0px 0px var(--pencil-charcoal);
  background: #E2E8F0;
}

.dpad-center {
  width: 38px;
  height: 38px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.1rem;
  border: 1px dashed #CBD5E1;
  border-radius: 6px;
}

.speed-control {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* --- Marginalia Doodles --- */
.marginalia {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.doodle {
  position: absolute;
  opacity: 0.85;
}

.doodle-plant {
  bottom: 8px;
  right: 14px;
  font-size: 1.3rem;
}

.doodle-sparkles {
  top: 10px;
  right: 160px;
  font-size: 1rem;
  color: var(--gold-star);
}

.doodle-arrow {
  top: -24px;
  right: 10px;
  font-size: 0.85rem;
  color: var(--magenta-pink);
  transform: rotate(4deg);
}

/* Responsive adjustments */
@media (max-height: 720px) {
  .sketchbook-container {
    padding: 8px 12px;
  }
  .canvas-wrapper {
    max-height: 300px;
  }
  .music-doodle-bar {
    padding: 3px 8px;
    margin-bottom: 6px;
  }
}