/* ══════════════════════════════════════════════════════════════════════
   BULLET HEIST — main.css
   Theme colours are CSS custom properties set by ThemeManager at runtime.
   ══════════════════════════════════════════════════════════════════════ */

:root {
  --color-bg:         #0a0a12;
  --color-accent:     #ff6b35;
  --color-accent-alt: #b46cff;
  --color-target:     #4fffb0;
  --color-danger:     #ff4455;
  --color-text:       #e0e0ff;
  --color-text-muted: #888;
  --color-border:     #ff6b35;
  --gradient-header:  linear-gradient(90deg, #ff6b35, #f7c59f, #fffff0);
  --gradient-wrap:    linear-gradient(135deg, #ff6b35 0%, #2d1b69 50%, #ff6b35 100%);
  --shadow-wrap:      0 0 40px rgba(255,107,53,0.35), 0 0 80px rgba(45,27,105,0.4);
  --font-primary:     'Orbitron', monospace;
  --font-body:        'Inter', sans-serif;
}

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

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  touch-action: none;
}

.hidden { display: none !important; }

/* ══════════════════════════════════════════════════════════
   SCREEN SYSTEM
   Each "screen" is full-viewport, only one visible at a time.
   ══════════════════════════════════════════════════════════ */
.screen {
  position: fixed;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  overflow: hidden;
}
.screen.active {
  opacity: 1;
  pointer-events: all;
}

/* ══════════════════════════════════════════════════════════
   LANDING SCREEN
   ══════════════════════════════════════════════════════════ */
#screen-landing {
  justify-content: center;
  align-items: center;
  overflow-y: auto;   /* scroll if content is taller than viewport on short phones */
  background: linear-gradient(155deg, #07071a 0%, #120828 60%, #0a0a12 100%);
}
#screen-landing::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,107,53,0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(180,108,255,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.landing-content {
  text-align: center;
  padding: clamp(0.75rem, 4vh, 2.5rem) clamp(1rem, 5vw, 2rem);
  width: 100%;
  max-width: 480px;
  position: relative;
  box-sizing: border-box;
}

.game-title {
  font-family: var(--font-primary);
  font-size: clamp(1.6rem, 9vw, 4rem);
  font-weight: 900;
  letter-spacing: clamp(2px, 1vw, 5px);
  background: linear-gradient(90deg, #ff6b35, #f7c59f, #b46cff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.3rem;
  text-shadow: none;
  line-height: 1.1;
}

.game-subtitle {
  font-size: clamp(0.6rem, 2.5vw, 0.8rem);
  letter-spacing: clamp(1px, 0.5vw, 3px);
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: clamp(0.75rem, 3vh, 2.5rem);
}

/* Loading bar */
.loading-screen { margin-bottom: clamp(0.5rem, 2vh, 2rem); }
.loading-bar {
  width: min(220px, 70vw); height: 3px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px; margin: 0 auto 10px;
  overflow: hidden;
}
.loading-progress {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, #ff6b35, #b46cff);
  border-radius: 3px;
  transition: width 0.2s ease;
}
.loading-text { font-size: 0.68rem; color: var(--color-text-muted); letter-spacing: 2px; text-transform: uppercase; }

/* Landing buttons */
.landing-buttons {
  display: flex;
  flex-direction: column;
  gap: clamp(0.4rem, 1.5vh, 0.75rem);
  align-items: center;
}

.btn-primary {
  width: min(260px, 85vw);
  padding: clamp(0.6rem, 1.8vh, 0.95rem) 2rem;
  font-family: var(--font-primary); font-size: clamp(0.72rem, 2.5vw, 0.9rem); font-weight: 700; letter-spacing: clamp(1px, 0.5vw, 3px);
  border: none; border-radius: 50px; cursor: pointer;
  background: linear-gradient(90deg, #ff6b35, #ff3a8c);
  color: #fff;
  box-shadow: 0 4px 24px rgba(255,107,53,0.45);
  transition: all 0.25s;
}
.btn-primary:hover  { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(255,107,53,0.6); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  width: min(260px, 85vw);
  padding: clamp(0.45rem, 1.4vh, 0.75rem) 2rem;
  font-family: var(--font-primary); font-size: clamp(0.62rem, 2vw, 0.78rem); font-weight: 600; letter-spacing: clamp(1px, 0.4vw, 2px);
  border: 1px solid rgba(255,255,255,0.15); border-radius: 50px; cursor: pointer;
  background: rgba(255,255,255,0.06);
  color: var(--color-text);
  transition: all 0.25s;
}
.btn-secondary:hover  { background: rgba(255,255,255,0.13); border-color: var(--color-accent); transform: translateY(-2px); }
.btn-secondary:active { transform: translateY(0); }

/* ══════════════════════════════════════════════════════════
   LEVEL SELECT SCREEN
   ══════════════════════════════════════════════════════════ */
#screen-levels {
  background: linear-gradient(155deg, #07071a 0%, #120828 100%);
  justify-content: flex-start;
}

.ls-screen-inner {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  padding: 0;
}

.ls-screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  flex-shrink: 0;
}

.ls-screen-title {
  font-family: var(--font-primary);
  font-size: 1.1rem;
  letter-spacing: 4px;
  color: var(--color-accent);
}

.ls-page-indicator {
  font-family: var(--font-primary);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  letter-spacing: 2px;
  min-width: 50px;
  text-align: right;
}

/* Sliding viewport */
.ls-viewport {
  flex: 1;
  overflow: hidden;
  position: relative;
}

.ls-pages-track {
  display: flex;
  height: 100%;
  transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

.ls-page {
  min-width: 100%;
  height: 100%;
  padding: 16px 20px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  grid-auto-rows: min-content;
  gap: 12px;
  align-content: start;
  overflow-y: auto;
}

.ls-page-label {
  grid-column: 1 / -1;
  font-family: var(--font-primary);
  font-size: 0.62rem;
  letter-spacing: 3px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 4px;
}

/* Level cards */
.ls-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 14px 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: var(--font-body);
  letter-spacing: 0;
}
.ls-card:hover  { border-color: var(--color-accent); background: rgba(255,107,53,0.1); transform: translateY(-3px); }
.ls-card.active { border-color: var(--color-accent); background: rgba(255,107,53,0.18); box-shadow: 0 0 14px rgba(255,107,53,0.3); }
.ls-card.locked { opacity: 0.35; cursor: not-allowed; pointer-events: none; }

.ls-num  { font-family: var(--font-primary); font-size: 1.4rem; color: var(--color-accent); line-height: 1; }
.ls-name { font-size: 0.6rem; color: var(--color-text-muted); text-align: center; text-transform: uppercase; letter-spacing: 1px; line-height: 1.3; }
.ls-badge {
  font-size: 0.5rem; padding: 2px 6px;
  background: rgba(255,107,53,0.2); border: 1px solid rgba(255,107,53,0.4);
  border-radius: 20px; color: var(--color-accent); letter-spacing: 1px; text-transform: uppercase;
}
.ls-badge.tutorial { background: rgba(79,255,176,0.15); border-color: rgba(79,255,176,0.4); color: var(--color-target); }

/* Page nav */
.ls-page-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px 20px;
  flex-shrink: 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.ls-arrow {
  font-family: var(--font-primary); font-size: 1rem; letter-spacing: 0;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px; color: var(--color-text); padding: 6px 14px; cursor: pointer; transition: all 0.2s;
}
.ls-arrow:hover:not(:disabled) { background: rgba(255,107,53,0.15); border-color: var(--color-accent); color: var(--color-accent); }
.ls-arrow:disabled { opacity: 0.25; cursor: default; }

.ls-dots { display: flex; gap: 8px; align-items: center; }
.ls-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,0.2); cursor: pointer; transition: all 0.2s;
}
.ls-dot.active { background: var(--color-accent); transform: scale(1.3); }

/* ══════════════════════════════════════════════════════════
   GAME SCREEN
   ══════════════════════════════════════════════════════════ */
#screen-game {
  justify-content: flex-start;
  background: var(--color-bg);
}

/* Top bar */
#game-topbar {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  flex-shrink: 0;
  min-height: 28px;
  background: rgba(0,0,0,0.3);
}

.mode-badge {
  font-family: var(--font-primary);
  font-size: 0.5rem;
  letter-spacing: 2px;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(79,255,176,0.12);
  border: 1px solid rgba(79,255,176,0.3);
  color: var(--color-target);
  text-transform: uppercase;
  flex-shrink: 0;
}
.mode-badge.game-mode { background: rgba(255,107,53,0.12); border-color: rgba(255,107,53,0.3); color: var(--color-accent); }

.topbar-center {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex: 1;
  padding: 0 4px;
}

.topbar-level-name {
  font-size: 0.65rem;
  font-weight: bold;
  letter-spacing: 1px;
  color: var(--color-text);
  white-space: nowrap;
  margin-bottom: 0;
}

.topbar-actions { display: flex; gap: 4px; flex-shrink: 0; }

.topbar-btn {
  font-size: 1rem; line-height: 1; letter-spacing: 0;
  width: 32px; height: 28px;
  padding: 0; border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.06);
  color: var(--color-text); border-radius: 6px; cursor: pointer; transition: all 0.2s;
  display: flex; align-items: center; justify-content: center;
  font-family: inherit;
}
.topbar-btn:hover { background: rgba(255,107,53,0.2); border-color: var(--color-accent); color: var(--color-accent); }

/* ── Merged TopBar HUD items ── */
.hud-strip {
  display: flex;
  gap: 12px;
  align-items: center;
  border-left: 1px solid rgba(255,255,255,0.15);
  padding-left: 12px;
}
.hud-item {
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.hud-label { font-size: 0.45rem; letter-spacing: 1px; color: var(--color-text-muted); text-transform: uppercase; }
.hud-val   { font-family: var(--font-primary); font-size: 0.65rem; color: var(--color-accent); transition: color 0.4s; }

/* Arena — fills remaining space, with 88% width and 6% margins */
#arena-wrap {
  position: relative;
  flex: 1;
  width: 88%;
  margin: 0 6%;
  overflow: hidden;
  background: var(--color-bg);
  border-top: 1px solid rgba(255,107,53,0.15);
}

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

/* Win/Lose overlay inside arena */
#overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: rgba(8,8,18,0.85); backdrop-filter: blur(6px);
  opacity: 0; pointer-events: none; transition: opacity 0.4s;
  z-index: 10;
}
#overlay.show { opacity: 1; pointer-events: all; }
#overlay h2  { font-family: var(--font-primary); font-size: clamp(1.4rem, 4vw, 2rem); font-weight: 900; margin-bottom: 8px; }
#overlay.win  h2 { color: var(--color-target); text-shadow: 0 0 20px var(--color-target); }
#overlay.lose h2 { color: var(--color-danger); text-shadow: 0 0 20px var(--color-danger); }
#overlay p   { color: var(--color-text-muted); margin-bottom: 18px; font-size: 0.85rem; }
.overlay-btns { display: flex; gap: 10px; }
.overlay-btns button {
  font-family: var(--font-primary); font-size: 0.7rem; letter-spacing: 2px;
  padding: 8px 18px; border-radius: 6px; cursor: pointer; transition: all 0.2s;
  border: 1px solid var(--color-accent); background: transparent; color: var(--color-accent);
}
.overlay-btns button:hover { background: var(--color-accent); color: var(--color-bg); }

/* Status bar below arena */
#status-bar {
  width: 100%;
  text-align: center;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 1px;
  padding: 4px;
  flex-shrink: 0;
  background: rgba(0,0,0,0.2);
}
#status-bar span { color: var(--color-accent); font-weight: 600; }

/* ══════════════════════════════════════════════════════════
   PAUSE OVERLAY
   ══════════════════════════════════════════════════════════ */
#pause-overlay {
  position: absolute; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  background: rgba(5,5,15,0.88); backdrop-filter: blur(8px);
  opacity: 0; pointer-events: none; transition: opacity 0.3s;
}
#pause-overlay.open { opacity: 1; pointer-events: all; }

#pause-panel {
  background: rgba(14,14,30,0.95);
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: 16px;
  padding: 24px 28px;
  width: min(90%, 360px);
  box-shadow: 0 0 60px rgba(255,107,53,0.15);
  animation: slideUp 0.25s ease;
}
@keyframes slideUp { from { transform: translateY(16px); opacity: 0; } to { transform: none; opacity: 1; } }

.pause-title {
  font-family: var(--font-primary);
  font-size: 1.2rem;
  letter-spacing: 4px;
  color: var(--color-accent);
  text-align: center;
  margin-bottom: 20px;
}

.pause-section { margin-bottom: 16px; }

.pause-label {
  font-family: var(--font-primary);
  font-size: 0.55rem;
  letter-spacing: 3px;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.pause-theme-grid {
  display: flex; gap: 8px; flex-wrap: wrap;
}

.pause-theme-btn {
  font-family: var(--font-primary); font-size: 0.6rem; letter-spacing: 1px;
  padding: 6px 14px; border-radius: 20px; cursor: pointer; transition: all 0.2s;
  border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.06); color: var(--color-text);
  font-weight: 600;
}
.pause-theme-btn:hover  { border-color: var(--color-accent); color: var(--color-accent); }
.pause-theme-btn.active { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-bg); }

.pause-level-info {
  font-size: 0.8rem;
  color: var(--color-text);
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.pause-actions {
  display: flex; flex-direction: column; gap: 8px; margin-top: 18px;
}

.pause-btn {
  width: 100%; padding: 10px;
  font-family: var(--font-primary); font-size: 0.68rem; letter-spacing: 2px;
  border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; cursor: pointer; transition: all 0.2s;
  background: rgba(255,255,255,0.05); color: var(--color-text); text-align: left;
}
.pause-btn:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.25); }
.pause-btn-accent { background: rgba(255,107,53,0.15); border-color: rgba(255,107,53,0.4); color: var(--color-accent); }
.pause-btn-accent:hover { background: var(--color-accent); color: var(--color-bg); }

/* ══════════════════════════════════════════════════════════
   SETTINGS MODAL
   ══════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 2000;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
}
.modal-overlay.hidden { display: none; }

.modal-panel {
  background: rgba(14,14,30,0.98);
  border: 1px solid rgba(255,107,53,0.3);
  border-radius: 14px;
  padding: 22px 24px;
  width: min(90%, 360px);
  box-shadow: 0 0 60px rgba(255,107,53,0.15);
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px; padding-bottom: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.modal-title {
  font-family: var(--font-primary); font-size: 1rem; letter-spacing: 3px; color: var(--color-accent);
}

.setting-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.setting-item:last-child { border-bottom: none; }
.setting-item label { font-size: 0.85rem; color: var(--color-text); letter-spacing: 1px; }

.toggle-btn {
  font-family: var(--font-primary); font-size: 0.65rem; letter-spacing: 2px;
  padding: 5px 14px; border-radius: 20px; cursor: pointer; transition: all 0.2s;
  border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.06); color: var(--color-text);
}
.toggle-btn:hover  { border-color: var(--color-accent); }
.toggle-btn.active { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-bg); }

#theme-select {
  padding: 5px 10px; background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15); border-radius: 8px;
  color: var(--color-text); font-family: var(--font-body); font-size: 0.8rem; width: 130px;
}

/* Icon buttons */
.icon-btn {
  font-family: var(--font-primary); font-size: 0.62rem; letter-spacing: 2px;
  background: transparent; border: 1px solid rgba(255,255,255,0.12);
  color: var(--color-text-muted); border-radius: 8px; padding: 6px 12px; cursor: pointer; transition: all 0.2s;
}
.icon-btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.icon-btn.small { padding: 3px 8px; font-size: 0.9rem; letter-spacing: 0; }

/* ══════════════════════════════════════════════════════════
   PORTRAIT HINT
   ══════════════════════════════════════════════════════════ */
#portrait-hint {
  display: none;
  position: fixed; bottom: 12px; left: 50%; transform: translateX(-50%);
  z-index: 9999;
  background: rgba(255,107,53,0.1); border: 1px solid rgba(255,107,53,0.3);
  border-radius: 20px; padding: 5px 14px;
  font-size: 0.68rem; color: var(--color-text-muted); letter-spacing: 1px;
  pointer-events: none; white-space: nowrap;
}
@media (orientation: portrait) and (max-width: 600px) {
  #portrait-hint { display: block; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE TWEAKS
   ══════════════════════════════════════════════════════════ */
@media (max-height: 600px) {
  .pause-section { margin-bottom: 10px; }
  #pause-panel   { padding: 16px 20px; }
  .pause-title   { margin-bottom: 12px; }
  .pause-actions { gap: 5px; margin-top: 10px; }
  .pause-btn     { padding: 7px 10px; font-size: 0.62rem; }
}

@media (max-width: 400px) {
  .btn-primary, .btn-secondary { width: 220px; font-size: 0.75rem; padding: 0.75rem 1.5rem; }
  .game-title   { font-size: 2rem; }
}