/* =================================================================
   Multipleazka — style.css
   All styling lives here. Mobile-first, responsive for phone + laptop.
   Brand blue: #1266d8 (Adit's brand)
   ================================================================= */

/* ---------- Design tokens ---------- */
:root {
  --brand: #1266d8;
  --brand-dark: #0d4ea8;
  --brand-light: #e8f1fd;
  --kids: #ff8a3d;         /* warm orange lane for Kids */
  --parent: #1266d8;       /* brand blue lane for Parent */
  --good: #22a06b;         /* green feedback */
  --neutral: #2f7de1;      /* blue/neutral feedback (never red) */
  --bg: #0f1b2d;
  --card: #ffffff;
  --text: #16233a;
  --muted: #6b7a90;
  --radius: 18px;
  --shadow: 0 12px 30px rgba(9, 22, 45, 0.18);

  /* Themeable colors — PASTEL is the default look.
     The whole page (all screens) follows the theme via --page-bg.
     The question panel + answers stay WHITE & clean in BOTH themes. */
  --page-bg:         linear-gradient(180deg, #eef5fd 0%, #dce9f8 100%);
  --lane-kids-bg:    linear-gradient(180deg, #fff3ea 0%, #ffe6d3 100%);
  --lane-parent-bg:  linear-gradient(180deg, #e8f1fd 0%, #d5e6fb 100%);
  --kids-name:       #d2691e;
  --parent-name:     var(--brand);
  --track-bg:        rgba(255, 255, 255, 0.55);
  --track-border:    rgba(0, 0, 0, 0.14);
  --start-color:     #9aa7b8;

  /* Always-clean gameplay Q&A zone (does NOT change with theme) */
  --qpanel-bg:       #ffffff;
  --qpanel-label:    #8a93a5;
  --q-text:          #16233a;
}

/* COLORFUL theme — matched to DinoRace (dinorace.lol):
   sky→green page, green Kids lane, blue Parent lane, cream accents. */
body[data-theme="colorful"] {
  --page-bg:         linear-gradient(180deg, #4fbde9 0%, #8fd14f 100%);
  --lane-kids-bg:    linear-gradient(180deg, #a6d95f 0%, #7cb23c 100%);
  --lane-parent-bg:  linear-gradient(180deg, #5bb8e6 0%, #3b8ec2 100%);
  --kids-name:       #27500a;
  --parent-name:     #042c53;
  --track-bg:        rgba(255, 255, 255, 0.32);
  --track-border:    rgba(255, 255, 255, 0.75);
  --start-color:     #ffffff;
}

/* ---------- Theme toggle — small, icon-only, bottom-right ---------- */
.theme-toggle {
  position: fixed;
  bottom: 14px; right: 14px;
  z-index: 50;
  width: 34px; height: 34px;
  padding: 0;
  font-size: 15px;
  line-height: 1;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.9);
  border: 1.5px solid rgba(0, 0, 0, 0.14);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.18);
}
.theme-toggle:active { transform: scale(.9); }

/* ---------- Base ---------- */
* { box-sizing: border-box; }

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

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  color: var(--text);
  background: var(--page-bg);   /* follows the theme on every screen */
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

#app {
  min-height: 100dvh;
  display: flex;
  align-items: stretch;
  justify-content: center;
}

/* ---------- Screen system ---------- */
.screen {
  display: none;
  width: 100%;
  min-height: 100dvh;
  padding: 20px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
}
.screen.active { display: flex; }

.hidden { display: none !important; }

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 26px;
  width: 100%;
  max-width: 440px;
  text-align: center;
  position: relative;
  animation: pop 0.35s ease;
}

@keyframes pop {
  from { transform: translateY(12px) scale(0.98); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}

/* ---------- Logo / headings ---------- */
.logo {
  font-size: 2.2rem;
  margin: 0 0 4px;
  color: var(--brand);
  letter-spacing: -0.5px;
}
.logo-emoji { filter: drop-shadow(0 2px 4px rgba(0,0,0,.15)); }
.subtitle { color: var(--muted); margin: 6px 0 22px; }
.brand { color: var(--brand); font-weight: 700; }

h1, h2 { margin: 0 0 8px; }

/* ---------- Role selection ---------- */
.role-buttons {
  display: grid;
  gap: 16px;
}
.role-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 22px;
  border: 2px solid var(--brand-light);
  border-radius: var(--radius);
  background: #fff;
  cursor: pointer;
  transition: transform .12s ease, border-color .12s ease, box-shadow .12s ease;
}
.role-btn:hover, .role-btn:focus-visible {
  border-color: var(--brand);
  transform: translateY(-3px);
  box-shadow: 0 10px 22px rgba(18,102,216,.18);
  outline: none;
}
.role-emoji { font-size: 2.6rem; }
.role-title { font-size: 1.3rem; font-weight: 700; color: var(--text); }
.role-desc  { font-size: .85rem; color: var(--muted); }

/* ---------- Buttons ---------- */
.primary-btn {
  width: 100%;
  padding: 15px 18px;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  background: var(--brand);
  border: none;
  border-radius: 14px;
  cursor: pointer;
  transition: background .15s ease, transform .1s ease;
}
.primary-btn:hover { background: var(--brand-dark); }
.primary-btn:active { transform: scale(.98); }

.ghost-btn {
  margin-top: 10px;
  padding: 10px 16px;
  background: var(--brand-light);
  color: var(--brand);
  border: none;
  border-radius: 12px;
  font-weight: 600;
  cursor: pointer;
}

.back-btn {
  position: absolute;
  top: 16px; left: 16px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: .95rem;
  cursor: pointer;
}

/* ---------- Pairing ---------- */
.or { color: var(--muted); margin: 16px 0; font-size: .9rem; }
.join-row { display: flex; gap: 10px; }
.join-row input {
  flex: 1;
  padding: 14px;
  font-size: 1.1rem;
  letter-spacing: 3px;
  text-align: center;
  text-transform: uppercase;
  border: 2px solid var(--brand-light);
  border-radius: 12px;
  min-width: 0;
}
.join-row input:focus { border-color: var(--brand); outline: none; }
.join-row .primary-btn { width: auto; padding: 14px 22px; }

.error-text { color: #c0392b; font-size: .9rem; min-height: 1.1em; margin: 10px 0 0; }

.code-display {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: 8px;
  color: var(--brand);
  background: var(--brand-light);
  border-radius: 14px;
  padding: 18px;
  margin: 8px 0;
}

.waiting-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--muted);
  margin-top: 18px;
}
.spinner {
  width: 18px; height: 18px;
  border: 3px solid var(--brand-light);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =================================================================
   RACE SCREEN
   ================================================================= */
#screen-race {
  padding: 0;
  justify-content: flex-start;
  gap: 0;
}

.lane {
  width: 100%;
  padding: 12px 16px 8px;
}
.lane-kids   { background: var(--lane-kids-bg); }
.lane-parent { background: var(--lane-parent-bg); }

.lane-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  margin-bottom: 6px;
}
.lane-kids .lane-name   { color: var(--kids-name); }
.lane-parent .lane-name { color: var(--parent-name); }
.lane-score { font-size: .9rem; color: var(--muted); }

/* Track with finish line + moving car (no grid lines — clean lane) */
.track {
  position: relative;
  height: 60px;
  background: var(--track-bg);
  border-radius: 12px;
  border: 2px dashed var(--track-border);
  overflow: hidden;
}
.finish-flag {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
}
.car {
  position: absolute;
  left: 24px; top: 50%;
  /* scaleX(-1) flips the emoji to FACE the finish line (drives right) */
  transform: translateY(-50%) scaleX(-1);
  font-size: 2rem;
  transition: left 0.5s cubic-bezier(.34,1.2,.64,1);
  will-change: left;
  z-index: 2;
}

/* Little smoke puff behind the car when it moves */
.smoke {
  position: absolute;
  top: 50%;
  font-size: 1.2rem;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: .85;
  z-index: 1;
  animation: puff 0.9s ease-out forwards;
}
@keyframes puff {
  0%   { opacity: .85; transform: translateY(-50%) translateX(0) scale(.6); }
  100% { opacity: 0;   transform: translateY(-90%) translateX(-26px) scale(1.5); }
}

/* Question panel — ALWAYS clean white (unchanged by the theme).
   Extra bottom padding keeps the bottom-right toggle off the answer buttons. */
.question-panel {
  flex: 1;
  width: 100%;
  background: var(--qpanel-bg);
  color: var(--q-text);
  padding: 20px 18px 58px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}
.your-turn {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: .8rem;
  color: var(--qpanel-label);
  margin-bottom: 8px;
}
.question-text {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 22px;
}
.answer-options {
  width: 100%;
  max-width: 420px;
}

/* --- Multiple-choice: clean light keys (same palette as the keypad) --- */
.choices-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.answer-btn {
  padding: 20px;
  font-size: 1.6rem;
  font-weight: 700;
  color: #16233a;
  background: #f1f5fa;
  border: 1px solid #e3ebf6;
  border-radius: 14px;
  cursor: pointer;
  transition: transform .1s ease, background .15s ease;
}
.answer-btn:hover { background: #e7eef7; }
.answer-btn:active { transform: scale(.96); }
.answer-btn:disabled { opacity: .6; cursor: default; }

/* --- Type-it-in: calculator display + keypad --- */
.keypad-display {
  background: #f4f7fb;
  border: 2px solid #e3ebf6;
  border-radius: 14px;
  height: 62px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 0 18px;
  font-size: 2.1rem;
  font-weight: 800;
  color: #16233a;
  margin-bottom: 12px;
}
.kd-placeholder { color: #c2cdda; }
.kd-cursor {
  display: inline-block;
  width: 3px; height: 1.9rem;
  background: var(--brand);
  margin-left: 4px;
  border-radius: 2px;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }
.keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.key {
  padding: 18px 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: #16233a;
  background: #f1f5fa;
  border: 1px solid #e3ebf6;
  border-radius: 14px;
  cursor: pointer;
  transition: transform .1s ease, background .15s ease;
}
.key:hover { background: #e7eef7; }
.key:active { transform: scale(.95); }
.key:disabled { opacity: .6; cursor: default; }
.key.back { background: #fff1e8; border-color: #ffe0cc; color: #d2691e; }
.key.back:hover { background: #ffe8d8; }
.key.ent  { background: var(--good); border-color: var(--good); color: #fff; }
.key.ent:hover { background: #1c8b5c; }

/* --- Answer-style segmented control (setup screen) --- */
.answer-style { margin-bottom: 18px; }
.seg-label {
  font-size: .7rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  margin-bottom: 6px;
}
.seg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: #eef2f8;
  padding: 4px;
  border-radius: 12px;
}
.seg-btn {
  padding: 10px 6px;
  border: none;
  border-radius: 9px;
  background: transparent;
  color: #66738a;
  font-size: .9rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.seg-btn.active { background: var(--brand); color: #fff; }

/* Feedback popup */
.feedback-popup {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  padding: 14px 22px;
  border-radius: 14px;
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 8px 20px rgba(0,0,0,.3);
  animation: floatIn .3s ease;
  max-width: 90%;
}
.feedback-popup.good    { background: var(--good); }
.feedback-popup.neutral { background: var(--neutral); }
@keyframes floatIn {
  from { transform: translateX(-50%) translateY(20px); opacity: 0; }
  to   { transform: translateX(-50%) translateY(0); opacity: 1; }
}

/* ---------- Game over ---------- */
.over-emoji { font-size: 4rem; margin-bottom: 6px; animation: bounce 1s infinite alternate; }
@keyframes bounce { to { transform: translateY(-10px); } }
#winner-text { color: var(--brand); font-size: 2rem; }

/* =================================================================
   RESPONSIVE — bigger layout on tablets / laptops
   ================================================================= */
@media (min-width: 720px) {
  .track { height: 80px; }
  .car { font-size: 2.6rem; }
  .question-text { font-size: 4rem; }
  .answer-btn { font-size: 2rem; padding: 26px; }
  .lane { padding: 18px 40px 10px; }
  .question-panel { max-width: 100%; }
}