@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;800&display=swap');
@import url('../../assets/brand.css');

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

:root {
  --cyan:    #00f5ff;
  --magenta: #ff00cc;
  --purple:  #7800ff;
  --bg:      #02040a;
  --card-bg: rgba(255,255,255,0.05);
  --sr-nav-height:        52px;
  --sr-mode-strip-height: 46px;
  --sr-header-gap:        10px;
}

html, body {
  width: 100%; height: 100%; overflow: hidden;
  background: var(--bg);
  font-family: 'Orbitron', sans-serif;
  color: #fff;
}

/* ── Top nav bar ─────────────────────────────────────────────────── */
#nav-bar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  min-height: var(--sr-nav-height);
  padding: 10px 20px;
  background: rgba(2,4,10,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,245,255,0.12);
}
#nav-bar .logo,
#nav-bar .site-logo {
  text-decoration: none;
}
#nav-bar .logo {
  font-size: 18px; font-weight: 800;
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan);
  letter-spacing: 2px;
}
#nav-bar .game-title {
  font-size: 14px; opacity: 0.6; letter-spacing: 3px;
}
#nav-bar .nav-right {
  display: flex; align-items: center; gap: 10px;
}
#nav-bar .back-btn {
  font-size: 12px; color: var(--cyan); text-decoration: none;
  border: 1px solid rgba(0,245,255,0.3); border-radius: 8px;
  padding: 6px 14px;
  transition: 0.2s;
  letter-spacing: 1px;
}
#nav-bar .back-btn:hover {
  background: rgba(0,245,255,0.12);
  box-shadow: 0 0 12px rgba(0,245,255,0.3);
}
/* ── Nav icon buttons (help + audio) ────────────────────────────── */
.nav-icon-btn {
  background: none; border: 1px solid rgba(0,245,255,0.3); border-radius: 50%;
  width: 28px; height: 28px; padding: 0;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 13px; font-weight: 700;
  color: #00f5ff; font-family: 'Orbitron', sans-serif;
  transition: 0.2s; line-height: 1; flex-shrink: 0;
}
.nav-icon-btn:hover { background: rgba(0,245,255,0.12); box-shadow: 0 0 10px rgba(0,245,255,0.3); }

/* Audio button */
.audio-wrapper { position: relative; }
.audio-btn {
  background: none; border: 1px solid rgba(0,245,255,0.3); border-radius: 8px;
  padding: 5px 10px; cursor: pointer; font-size: 15px; line-height: 1;
  transition: 0.2s; color: #fff; white-space: nowrap;
}
.audio-btn:hover { background: rgba(0,245,255,0.12); box-shadow: 0 0 10px rgba(0,245,255,0.3); }
.audio-btn.muted  { border-color: rgba(255,80,80,0.5); color: rgba(255,80,80,0.9); }

/* Volume popup */
.volume-popup {
  display: none;
  position: absolute; top: calc(100% + 8px); right: 0;
  background: rgba(3,5,20,0.97);
  border: 1px solid rgba(0,245,255,0.25);
  border-radius: 10px; padding: 12px 14px;
  min-width: 180px; z-index: 300;
  backdrop-filter: blur(14px);
  box-shadow: 0 6px 28px rgba(0,0,0,0.7);
  align-items: center; gap: 10px;
}
.volume-popup.open { display: flex; }
.volume-slider {
  flex: 1; -webkit-appearance: none; appearance: none;
  height: 4px; border-radius: 2px; outline: none; cursor: pointer;
  background: linear-gradient(to right,
    #00f5ff var(--pct, 80%),
    rgba(255,255,255,0.15) var(--pct, 80%));
}
.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 14px; height: 14px; border-radius: 50%;
  background: #00f5ff;
  box-shadow: 0 0 8px rgba(0,245,255,0.65);
  cursor: pointer;
}
.volume-slider::-moz-range-thumb {
  width: 14px; height: 14px; border-radius: 50%; border: none;
  background: #00f5ff; box-shadow: 0 0 8px rgba(0,245,255,0.65); cursor: pointer;
}
.volume-pct {
  font-family: 'Orbitron', sans-serif; font-size: 10px;
  color: #88ccdd; min-width: 34px; text-align: right; letter-spacing: 0.5px;
}

/* ── How-to-play modal ───────────────────────────────────────────── */
.help-modal {
  position: fixed; inset: 0; z-index: 500;
  display: flex; align-items: center; justify-content: center;
  background: rgba(2,4,10,0.88);
  backdrop-filter: blur(8px);
}
.help-card {
  background: rgba(4,8,30,0.97);
  border: 1px solid rgba(0,245,255,0.28);
  border-radius: 14px; padding: 24px 28px;
  max-width: 500px; width: 92vw;
  max-height: 84vh; overflow-y: auto;
  box-shadow: 0 0 60px rgba(0,245,255,0.07);
  animation: slideUp 0.25s ease;
}
.help-header {
  font-family: 'Orbitron', sans-serif; font-size: 16px; font-weight: 900;
  color: #00f5ff; letter-spacing: 4px;
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 22px;
  text-shadow: 0 0 14px #00f5ff;
}
.help-close {
  background: none; border: 1px solid rgba(255,255,255,0.2); border-radius: 6px;
  color: rgba(255,255,255,0.55); font-size: 14px; cursor: pointer;
  padding: 4px 9px; transition: 0.2s; line-height: 1;
}
.help-close:hover { border-color: rgba(255,80,80,0.55); color: #ff4466; }
.help-body { display: flex; flex-direction: column; gap: 18px; }
.help-section {}
.help-section-title {
  font-family: 'Orbitron', sans-serif; font-size: 9px; letter-spacing: 3px;
  color: rgba(0,245,255,0.65); margin-bottom: 9px;
  border-bottom: 1px solid rgba(0,245,255,0.12); padding-bottom: 5px;
  text-transform: uppercase;
}
.help-row {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 4px 0; font-family: 'Orbitron', sans-serif;
  font-size: 10px; color: rgba(255,255,255,0.68);
  letter-spacing: 0.5px; line-height: 1.5;
}
.help-key {
  background: rgba(0,245,255,0.08); border: 1px solid rgba(0,245,255,0.22);
  border-radius: 4px; padding: 3px 8px; font-size: 9px; white-space: nowrap;
  color: #00f5ff; letter-spacing: 1px; min-width: 86px; text-align: center;
  flex-shrink: 0;
}
.help-key.help-mode { min-width: 70px; font-size: 8px; }
.help-para {
  font-family: 'Orbitron', sans-serif; font-size: 10px; line-height: 1.75;
  color: rgba(255,255,255,0.62); letter-spacing: 0.4px; margin: 0;
}
.help-para strong { color: #00f5ff; font-weight: 600; }
.help-mobile { display: none; }
@media (pointer: coarse) { .help-mobile { display: flex; } }

/* ── Game canvas container ───────────────────────────────────────── */
#game-container {
  position: fixed; inset: 0;
  top: var(--sr-nav-height);
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
}

/* Phaser injects a canvas; make it focusable */
#game-container canvas {
  display: block;
  outline: none;
}

/* ── Loading overlay ─────────────────────────────────────────────── */
#loading-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  background: var(--bg);
  transition: opacity 0.6s ease;
}
#loading-overlay.hidden {
  opacity: 0; pointer-events: none;
}
.load-thumb {
  width: min(340px, 88vw); height: auto;
  margin-bottom: 24px;
  border-radius: 12px;
  border: 1px solid rgba(0,245,255,0.20);
  filter: drop-shadow(0 0 18px rgba(0,245,255,0.28));
  animation: thumbPulse 3s ease-in-out infinite alternate;
}
@keyframes thumbPulse {
  from { filter: drop-shadow(0 0 12px rgba(0,245,255,0.20)); }
  to   { filter: drop-shadow(0 0 28px rgba(0,245,255,0.45)); }
}
#loading-overlay .load-title {
  font-size: clamp(28px, 5vw, 52px); font-weight: 800;
  color: var(--cyan);
  text-shadow: 0 0 20px var(--cyan), 0 0 40px var(--cyan);
  letter-spacing: 6px;
}
#loading-overlay .load-sub {
  margin-top: 12px; font-size: 13px; color: rgba(180,220,255,0.75); letter-spacing: 3px;
}
#loading-bar-wrap {
  margin-top: 36px; width: 280px; height: 4px;
  border-radius: 2px; background: rgba(255,255,255,0.1);
  overflow: hidden;
}
#loading-bar {
  height: 100%; width: 0%; background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  transition: width 0.2s ease;
}

/* ── Score submit overlay (shown after game over) ───────────────── */
#score-submit {
  position: fixed; inset: 0; z-index: 150;
  display: none;
  align-items: center; justify-content: center;
  background: rgba(2,4,10,0.9);
  backdrop-filter: blur(8px);
}
#score-submit.visible { display: flex; }

#score-card {
  width: min(420px, 90vw);
  background: var(--card-bg);
  border: 1px solid rgba(0,245,255,0.25);
  border-radius: 20px;
  padding: 36px 32px;
  text-align: center;
  backdrop-filter: blur(16px);
  animation: slideUp 0.4s ease;
}
@keyframes slideUp {
  from { transform: translateY(40px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
#score-card h2 {
  font-size: 28px; font-weight: 800; color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan);
  letter-spacing: 4px;
}
#score-card .final-score {
  font-size: 56px; font-weight: 800; margin: 16px 0;
  color: #fff; text-shadow: 0 0 20px rgba(255,255,255,0.4);
}
#score-card .survived-label {
  font-size: 11px; opacity: 0.5; letter-spacing: 2px;
  margin-bottom: 4px;
}
#score-card .survived-val {
  font-size: 16px; color: var(--cyan); margin-bottom: 28px;
}
#score-card input[type="text"] {
  width: 100%; padding: 14px 18px;
  border: 1px solid rgba(0,245,255,0.3);
  border-radius: 12px;
  background: rgba(255,255,255,0.07);
  color: #fff; font-family: 'Orbitron', sans-serif; font-size: 14px;
  outline: none; letter-spacing: 2px;
  margin-bottom: 16px;
  transition: border-color 0.2s;
}
#score-card input[type="text"]:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 12px rgba(0,245,255,0.2);
}
#score-card .btn-row {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap;
}
.sr-btn {
  padding: 12px 26px; border: none; border-radius: 12px;
  font-family: 'Orbitron', sans-serif; font-size: 12px;
  font-weight: 600; cursor: pointer; letter-spacing: 2px;
  transition: 0.2s;
}
.sr-btn.primary {
  background: var(--cyan); color: #02040a;
}
.sr-btn.primary:hover {
  box-shadow: 0 0 20px var(--cyan);
  transform: scale(1.04);
}
.sr-btn.secondary {
  background: transparent; color: var(--cyan);
  border: 1px solid rgba(0,245,255,0.35);
}
.sr-btn.secondary:hover {
  background: rgba(0,245,255,0.1);
}
#score-card .save-msg {
  font-size: 12px; color: var(--cyan); margin-top: 12px;
  min-height: 18px; letter-spacing: 1px;
}
#score-card .save-msg.error { color: #ff4466; }

/* ── Leaderboard inside score card ──────────────────────────────── */
#leaderboard-list {
  margin-top: 20px; list-style: none;
  font-size: 12px; text-align: left;
}
#leaderboard-list li {
  display: flex; justify-content: space-between;
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
  opacity: 0.8;
}
#leaderboard-list li span.rank { color: var(--cyan); width: 24px; }
#leaderboard-list li span.pts  { color: var(--magenta); }

/* ── Mobile freeze button & joystick zone ───────────────────────── */
#touch-controls {
  display: none;  /* shown by JS on touch devices */
  position: fixed;
  bottom: 20px; left: 0; right: 0; z-index: 50;
  pointer-events: none;
}
#joystick-zone {
  position: absolute; bottom: 0; left: 20px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: rgba(0,245,255,0.06);
  border: 1px solid rgba(0,245,255,0.18);
  pointer-events: all;
}
#freeze-btn {
  position: absolute; bottom: 10px; right: 20px;
  width: 90px; height: 90px; border-radius: 50%;
  background: rgba(0,245,255,0.12);
  border: 2px solid rgba(0,245,255,0.4);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 4px;
  pointer-events: all; cursor: pointer;
  transition: background 0.15s;
  -webkit-tap-highlight-color: transparent;
}
#freeze-btn.active {
  background: rgba(0,245,255,0.35);
  box-shadow: 0 0 20px rgba(0,245,255,0.5);
}
#freeze-btn span { font-size: 9px; letter-spacing: 1px; opacity: 0.8; }
#freeze-btn .freeze-icon { font-size: 22px; }

/* ── Week 3: Mode/Environment selector panel ─────────────────────── */
#mode-panel {
  position: fixed;
  top: calc(var(--sr-nav-height) + var(--sr-header-gap));
  right: 14px; z-index: 90;
  background: rgba(2,4,16,0.82);
  border: 1px solid rgba(0,245,255,0.18);
  border-radius: 8px; padding: 10px 12px;
  backdrop-filter: blur(6px);
  display: flex; flex-direction: column; gap: 8px;
  min-width: 170px;
}
.mode-panel-row {
  display: flex; align-items: center; gap: 8px;
}
.mode-label {
  font-family: 'Orbitron', sans-serif; font-size: 8px; letter-spacing: 2px;
  color: #7aabcc; white-space: nowrap; min-width: 48px;
}
.mode-select {
  flex: 1; background: rgba(0,20,40,0.9);
  border: 1px solid rgba(0,245,255,0.22); border-radius: 4px;
  color: #00ccdd; font-family: 'Orbitron', sans-serif;
  font-size: 9px; padding: 4px 6px; cursor: pointer;
  outline: none; letter-spacing: 0.5px;
}
.mode-select:hover { border-color: rgba(0,245,255,0.5); }
.mode-select:disabled {
  opacity: 0.38; cursor: not-allowed; pointer-events: none;
  border-color: rgba(0,245,255,0.08);
}
#mode-panel.locked .mode-label { opacity: 0.38; }
.mode-select-sm { font-size: 8px; padding: 3px 5px; }

/* ── Week 3: Score overlay (replaces old #score-card) ──────────────── */
#score-overlay {
  position: fixed; inset: 0; z-index: 200;
  display: flex; align-items: center; justify-content: center;
  background: rgba(2,4,10,0.85); backdrop-filter: blur(4px);
}
.score-card {
  background: rgba(4,8,30,0.95);
  border: 1px solid rgba(0,245,255,0.28);
  border-radius: 14px; padding: 28px 32px 24px;
  max-width: 380px; width: 92vw;
  box-shadow: 0 0 60px rgba(0,245,255,0.06);
  text-align: center;
}
.score-card-header {
  font-family: 'Orbitron', sans-serif; font-size: 22px; font-weight: 900;
  color: #00f5ff; letter-spacing: 5px;
  text-shadow: 0 0 18px #00f5ff; margin-bottom: 20px;
}
.score-stats { margin-bottom: 18px; }
.stat-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.stat-label {
  font-family: 'Orbitron', sans-serif; font-size: 10px;
  letter-spacing: 2px; color: #7aaabb;
}
.stat-value {
  font-family: 'Orbitron', sans-serif; font-size: 16px;
  color: #ddeeff; letter-spacing: 1px;
}
.stat-value.highlight { color: #00f5ff; text-shadow: 0 0 10px #00f5ff; font-size: 22px; }

/* Personal best row */
#personal-best-row.new-best .stat-label,
#personal-best-row.new-best #personal-best-value {
  color: #ffcc00; text-shadow: 0 0 10px #ffcc00;
}
.new-best-badge {
  font-family: 'Orbitron', sans-serif; font-size: 9px; font-weight: 700;
  color: #ff8800; background: rgba(255,136,0,0.18);
  border: 1px solid rgba(255,136,0,0.45); border-radius: 4px;
  padding: 2px 6px; letter-spacing: 1px;
  animation: badgePulse 0.8s ease-in-out infinite alternate;
}
@keyframes badgePulse {
  from { box-shadow: 0 0 4px rgba(255,136,0,0.4); }
  to   { box-shadow: 0 0 12px rgba(255,136,0,0.9); }
}

.score-submit { margin: 16px 0 10px; }
.name-input {
  width: 100%; padding: 9px 12px; border-radius: 6px;
  background: rgba(0,20,40,0.8); border: 1px solid rgba(0,245,255,0.22);
  color: #cce; font-family: 'Orbitron', sans-serif; font-size: 12px;
  outline: none; box-sizing: border-box; margin-bottom: 10px;
}
.name-input::placeholder { color: #334455; }
.btn-submit {
  width: 100%; padding: 10px; border-radius: 7px;
  background: rgba(0,245,255,0.12); border: 1px solid rgba(0,245,255,0.35);
  color: #00f5ff; font-family: 'Orbitron', sans-serif; font-size: 11px;
  letter-spacing: 2px; cursor: pointer; transition: background 0.2s;
}
.btn-submit:hover:not(:disabled) { background: rgba(0,245,255,0.25); }
.btn-submit:disabled { opacity: 0.4; cursor: not-allowed; }
.submit-msg { font-size: 11px; color: #00f5ff; margin-top: 8px; min-height: 16px; letter-spacing: 1px; }

.restart-options {
  background: rgba(0,10,24,0.6);
  border: 1px solid rgba(0,245,255,0.1); border-radius: 8px;
  padding: 10px 12px; margin: 14px 0 12px;
}
.btn-restart {
  width: 100%; padding: 12px; border-radius: 8px;
  background: linear-gradient(135deg, rgba(0,245,255,0.2), rgba(120,0,255,0.15));
  border: 1px solid rgba(0,245,255,0.45);
  color: #00f5ff; font-family: 'Orbitron', sans-serif; font-size: 13px;
  font-weight: 700; letter-spacing: 3px; cursor: pointer;
  transition: all 0.2s; text-shadow: 0 0 8px #00f5ff;
}
.btn-restart:hover { background: linear-gradient(135deg, rgba(0,245,255,0.35), rgba(120,0,255,0.25)); box-shadow: 0 0 20px rgba(0,245,255,0.2); }

.lb-title {
  font-family: 'Orbitron', sans-serif; font-size: 10px;
  letter-spacing: 3px; color: #446688; margin: 16px 0 8px;
}
.lb-list {
  list-style: none; margin: 0; padding: 0;
  max-height: 150px; overflow-y: auto; font-size: 11px;
}
.lb-list li {
  display: flex; gap: 8px; align-items: center;
  padding: 5px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
  font-family: 'Orbitron', sans-serif;
}
.lb-list li.lb-gold .lb-name { color: #ffdd44; }
.lb-rank  { color: #7aaabb; min-width: 28px; }
.lb-name  { flex: 1; color: #cce4ff; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lb-score { color: #00f5ff; }

/* ── Responsive overrides ────────────────────────────────────────── */
@media (max-width: 600px) {
  #nav-bar .game-title { display: none; }

  /* ── Mode panel: horizontal strip pinned below nav, full width ── */
  /* Repositioned so it never floats over the game canvas / HUD.    */
  #mode-panel {
    top: var(--sr-nav-height);
    left: 0; right: 0; width: 100%;
    border-radius: 0;
    border-left: none; border-right: none; border-top: none;
    border-bottom: 1px solid rgba(0,245,255,0.12);
    flex-direction: row; align-items: center;
    padding: 8px 12px; min-width: unset; gap: 10px;
    background: rgba(2,4,16,0.92);
  }
  .mode-panel-row { flex: 1; min-width: 0; }
  /* Hide verbose labels on narrow screens — selects are self-explanatory */
  .mode-label { display: none; }
  .mode-select { width: 100%; font-size: 9px; padding: 5px 4px; }

  #game-container {
    top: calc(var(--sr-nav-height) + var(--sr-mode-strip-height));
  }
}