@import url('https://fonts.googleapis.com/css2?family=Patrick+Hand&display=swap');

:root {
  --dark:    #66545e;
  --muted:   #a39193;
  --rose:    #aa6f73;
  --peach:   #eea990;
  --cream:   #f6e0b5;
  --paper:   #faf6ee;
  --white:   #fff;
  --shadow:  rgba(102,84,94,.25);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Patrick Hand', cursive;
  color: var(--dark);
  background: linear-gradient(155deg, var(--cream) 0%, var(--peach) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Screens ───────────────────────────────────────────── */

.screen {
  display: none;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 24px 16px;
}
.screen.active { display: flex; }

/* ── Notebook card (start + win) ───────────────────────── */

.notebook-card {
  background: var(--paper);
  background-image: repeating-linear-gradient(
    transparent, transparent 27px, rgba(102,84,94,.08) 27px, rgba(102,84,94,.08) 28px
  );
  border: 3px solid var(--dark);
  border-radius: 16px;
  padding: 44px 40px 36px;
  box-shadow: 5px 5px 0 var(--dark);
  max-width: 420px;
  width: 100%;
  text-align: center;
}

/* ── Start screen ──────────────────────────────────────── */

.start-title {
  font-size: 3.4rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--rose);
  text-shadow: 2px 2px 0 var(--dark);
}

#startTreeCanvas {
  width: 280px;
  height: 200px;
  margin: 0 auto 20px;
  display: block;
}

.start-name {
  margin-bottom: 24px;
}
.start-name label {
  display: block;
  font-size: 1.15rem;
  color: var(--muted);
  margin-bottom: 4px;
}

.notebook-line-input {
  background: transparent;
  border: none;
  border-bottom: 2px dashed var(--dark);
  font-family: 'Patrick Hand', cursive;
  font-size: 1.4rem;
  color: var(--dark);
  padding: 4px 8px;
  width: 220px;
  text-align: center;
  outline: none;
  transition: border-color .2s;
}
.notebook-line-input:focus {
  border-bottom-style: solid;
  border-bottom-color: var(--rose);
}
.notebook-line-input.shake { animation: shake .35s ease; }

.start-link {
  display: inline-block;
  margin-top: 18px;
  font-size: 1.05rem;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.start-link:hover { color: var(--rose); }

/* ── Cartoon buttons ───────────────────────────────────── */

.cartoon-btn {
  font-family: 'Patrick Hand', cursive;
  font-size: 1.15rem;
  color: var(--white);
  background: var(--rose);
  border: 3px solid var(--dark);
  border-radius: 50px;
  padding: 10px 26px;
  cursor: pointer;
  position: relative;
  top: 0;
  box-shadow: 0 5px 0 #7d4f55, 0 7px 10px var(--shadow);
  transition: top .1s, box-shadow .1s;
  user-select: none;
  outline: none;
}
.cartoon-btn:hover:not(:disabled) {
  top: -2px;
  box-shadow: 0 7px 0 #7d4f55, 0 9px 14px var(--shadow);
}
.cartoon-btn:active:not(:disabled) {
  top: 4px;
  box-shadow: 0 1px 0 #7d4f55;
}
.cartoon-btn:disabled {
  opacity: .45;
  cursor: not-allowed;
}

.cartoon-btn.big {
  font-size: 1.4rem;
  padding: 14px 40px;
}
.cartoon-btn.secondary {
  background: var(--muted);
  box-shadow: 0 5px 0 #6d5e60, 0 7px 10px var(--shadow);
}
.cartoon-btn.secondary:hover:not(:disabled) {
  box-shadow: 0 7px 0 #6d5e60, 0 9px 14px var(--shadow);
}
.cartoon-btn.accent {
  background: var(--peach);
  box-shadow: 0 5px 0 #c47e60, 0 7px 10px var(--shadow);
}
.cartoon-btn.accent:hover:not(:disabled) {
  box-shadow: 0 7px 0 #c47e60, 0 9px 14px var(--shadow);
}

/* ── Game screen ───────────────────────────────────────── */

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 900px;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 10px;
}

.header-home {
  font-family: 'Patrick Hand', cursive;
  font-size: 1.6rem;
  background: none;
  border: none;
  color: var(--rose);
  cursor: pointer;
  text-shadow: 1px 1px 0 var(--dark);
  transition: color .2s;
}
.header-home:hover { color: var(--dark); }

.level-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 1.15rem;
}
.level-dots {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}
.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid var(--dark);
  background: transparent;
  transition: background .3s;
}
.dot.filled { background: var(--rose); }

.score-badge {
  font-size: 1.3rem;
  background: var(--paper);
  border: 2px solid var(--dark);
  border-radius: 20px;
  padding: 4px 18px;
  box-shadow: 2px 2px 0 var(--dark);
}

/* Main area — relative so thumbnail can overlay */
.game-main {
  position: relative;
  width: 100%;
  max-width: 900px;
  margin-bottom: 12px;
}

.player-canvas-wrap {
  background: var(--paper);
  border: 3px solid var(--dark);
  border-radius: 14px;
  box-shadow: 5px 5px 0 var(--dark);
  overflow: hidden;
}
#playerCanvas {
  display: block;
  width: 100%;
  height: 420px;
}

/* Reference thumbnail */
.ref-thumb {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 170px;
  background: var(--paper);
  border: 2px solid var(--dark);
  border-radius: 12px;
  padding: 6px 8px 8px;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--dark);
  transition: transform .2s;
  z-index: 10;
}
.ref-thumb:hover { transform: scale(1.05); }
.ref-label {
  font-size: .9rem;
  text-align: center;
  margin-bottom: 4px;
  color: var(--muted);
}
#refCanvasSmall {
  display: block;
  width: 100%;
  height: 120px;
  border-radius: 8px;
}

/* Controls */
.controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 900px;
  margin-bottom: 8px;
}

.node-input {
  -moz-appearance: textfield;
  appearance: textfield;
  background: var(--paper);
  border: none;
  border-bottom: 2px dashed var(--dark);
  border-radius: 0;
  font-family: 'Patrick Hand', cursive;
  font-size: 1.3rem;
  color: var(--dark);
  padding: 6px 8px;
  width: 90px;
  text-align: center;
  outline: none;
  transition: border-color .2s;
}
.node-input::-webkit-outer-spin-button,
.node-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.node-input:focus {
  border-bottom-style: solid;
  border-bottom-color: var(--rose);
}

.btn-group {
  display: flex;
  gap: 8px;
}

/* Feedback scribble */
.scribble-feedback {
  font-size: 1.25rem;
  min-height: 1.8em;
  text-align: center;
  color: var(--rose);
  transform: rotate(-1deg);
  transition: all .3s;
  margin-bottom: 4px;
  max-width: 900px;
}
.scribble-feedback.success {
  color: #6b9b5e;
  transform: rotate(1deg) scale(1.08);
}

/* ── Lightbox ──────────────────────────────────────────── */

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 100;
  align-items: center;
  justify-content: center;
}
.lightbox.active { display: flex; }

.lightbox-overlay {
  position: absolute;
  inset: 0;
  background: rgba(102,84,94,.55);
  backdrop-filter: blur(4px);
}

.lightbox-panel {
  position: relative;
  background: var(--paper);
  border: 3px solid var(--dark);
  border-radius: 16px;
  padding: 20px;
  max-width: 620px;
  width: 92%;
  box-shadow: 6px 6px 0 var(--dark);
}
.lightbox-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 1.2rem;
}
.lightbox-x {
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--dark);
  cursor: pointer;
  line-height: 1;
}
.lightbox-x:hover { color: var(--rose); }

#refCanvasLarge {
  display: block;
  width: 100%;
  height: 380px;
  border-radius: 10px;
}

/* ── Win screen ────────────────────────────────────────── */

.win-stars {
  font-size: 2.4rem;
  color: var(--peach);
  margin-bottom: 8px;
  letter-spacing: 12px;
}
.win-stars span { display: inline-block; animation: twinkle 1.6s ease infinite; }
.win-stars span:nth-child(2) { animation-delay: .35s; }
.win-stars span:nth-child(3) { animation-delay: .7s; }

.win-title {
  font-size: 3rem;
  color: var(--rose);
  text-shadow: 2px 2px 0 var(--dark);
  margin-bottom: 12px;
  animation: bounce 1.2s ease infinite;
}

.win-score {
  font-size: 1.6rem;
  margin-bottom: 28px;
}
.win-score span {
  color: var(--rose);
  font-size: 2rem;
}

.win-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Leaderboard (shared with leaderboard.html) ────────── */

.page-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  padding: 32px 16px;
}

.page-title {
  font-size: 2.4rem;
  color: var(--rose);
  text-shadow: 2px 2px 0 var(--dark);
  margin-bottom: 20px;
}

.lb-card {
  background: var(--paper);
  background-image: repeating-linear-gradient(
    transparent, transparent 27px, rgba(102,84,94,.08) 27px, rgba(102,84,94,.08) 28px
  );
  border: 3px solid var(--dark);
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 5px 5px 0 var(--dark);
  max-width: 600px;
  width: 100%;
}

.lb-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0 6px;
  font-size: 1.1rem;
}
.lb-table th {
  background: var(--rose);
  color: var(--white);
  padding: 10px 14px;
  font-weight: normal;
  font-size: 1.1rem;
}
.lb-table th:first-child { border-radius: 8px 0 0 8px; }
.lb-table th:last-child  { border-radius: 0 8px 8px 0; }

.lb-table td {
  background: rgba(246,224,181,.25);
  padding: 8px 14px;
  text-align: center;
}
.lb-table tbody tr:first-child td {
  font-weight: bold;
  background: rgba(238,169,144,.2);
}
.lb-table tbody tr:hover td {
  background: rgba(170,111,115,.12);
}

.lb-empty {
  text-align: center;
  padding: 20px;
  color: var(--muted);
  font-size: 1.15rem;
}

.back-link {
  display: inline-block;
  margin-top: 22px;
  font-size: 1.1rem;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.back-link:hover { color: var(--rose); }

/* ── Animations ────────────────────────────────────────── */

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%  { transform: translateX(-8px); }
  40%  { transform: translateX(8px); }
  60%  { transform: translateX(-5px); }
  80%  { transform: translateX(5px); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes twinkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .4; transform: scale(.75); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn .4s ease both; }

/* ── Responsive ────────────────────────────────────────── */

@media (max-width: 640px) {
  .notebook-card { padding: 28px 20px; }
  .start-title { font-size: 2.4rem; }
  #playerCanvas { height: 320px; }
  .ref-thumb { width: 130px; }
  #refCanvasSmall { height: 90px; }
  .game-header { font-size: .95rem; }
  .cartoon-btn { font-size: 1rem; padding: 8px 18px; }
  .cartoon-btn.big { font-size: 1.15rem; padding: 10px 30px; }
  .lb-card { padding: 18px 14px; }
}