:root {
  --primary: #ff4655; /* Valorant Red */
  --primary-glow: rgba(255, 70, 85, 0.4);
  --accent: #00f3ff; /* Cyber Cyan */

  --bg-dark: #0f1217;
  --bg-panel: rgba(20, 25, 35, 0.85);
  --bg-card: rgba(255, 255, 255, 0.03);

  --text-main: #ffffff;
  --text-muted: #8b9bb4;

  --border: rgba(255, 255, 255, 0.08);
  --font-stack: "Segoe UI", "Roboto", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
  user-select: none;
  outline: none;
}

body {
  margin: 0;
  overflow: hidden;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-stack);
  height: 100vh;
  width: 100vw;
}

/* --- UTILITY --- */
.hidden {
  display: none !important;
}

/* --- MOBILE BLOCKER (Responsive) --- */
#mobile-warning {
    display: none; /* Hidden by default on Desktop */
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%;
    background: var(--bg-dark);
    z-index: 99999;
    padding: 20px;
    align-items: center; 
    justify-content: center;
}

.warning-content {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    max-width: 90%;
    width: 500px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
}

.warning-title {
    color: var(--primary);
    font-size: 3rem;
    margin: 0 0 20px 0;
    line-height: 1;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.warning-desc {
    font-size: 1.1rem;
    color: #eee;
    margin-bottom: 10px;
    line-height: 1.5;
}

.warning-sub {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 30px;
}

.warning-contact {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    color: #888;
    font-size: 0.9rem;
}

.warning-contact a {
    display: block;
    color: var(--accent);
    margin-top: 8px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: color 0.2s;
}

.warning-contact a:hover {
    color: #fff;
}

/* RESPONSIVE BREAKPOINTS */
/* Trigger on Tablets & Phones (below 1024px width) */
@media (max-width: 1024px) {
    #mobile-warning { display: flex !important; }
    /* Hide game elements to save resources and avoid clutter on mobile */
    #ui-layer, #game-container, canvas, #vignette { display: none !important; }
}

/* Specific adjustments for small phones */
@media (max-width: 480px) {
    .warning-title { font-size: 2rem; }
    .warning-desc { font-size: 1rem; }
    .warning-content { padding: 30px 15px; }
    .warning-contact { margin-top: 20px; padding-top: 15px; }
}

/* --- VISUAL FX --- */
#vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
  background: radial-gradient(
    circle,
    transparent 50%,
    rgba(0, 0, 0, 0.6) 100%
  );
}

/* --- UI LAYER --- */
#ui-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: var(--font-stack);
}

/* --- FPS COUNTER --- */
#fps-counter {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 0.9rem;
    font-weight: 700;
    color: #00ff00;
    text-shadow: 0 0 5px rgba(0,255,0,0.5);
    font-family: monospace;
    letter-spacing: 1px;
}

/* --- MAIN DASHBOARD PANEL --- */
.panel {
  background: var(--bg-panel);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(255, 255, 255, 0.05);
  width: 1100px;
  max-width: 95vw;
  height: 700px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  pointer-events: auto;
  overflow: hidden;
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

.panel-header {
  padding: 30px 40px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0, 0, 0, 0.2);
}

h1 {
  margin: 0;
  font-size: 2rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 3px;
  background: linear-gradient(90deg, #fff, #bbb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-accent {
  color: var(--primary);
  -webkit-text-fill-color: var(--primary);
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 5px;
  font-weight: 600;
}

/* --- DASHBOARD LAYOUT --- */
.content-area {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.sidebar {
  width: 250px;
  background: rgba(0, 0, 0, 0.2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
}

.main-view {
  flex: 1;
  padding: 40px;
  overflow-y: auto;
}

/* --- NAVIGATION BUTTONS --- */
.nav-btn {
  background: transparent;
  border: none;
  border-left: 3px solid transparent;
  color: var(--text-muted);
  padding: 15px 30px;
  text-align: left;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.2s ease;
  position: relative;
}

.nav-btn:hover {
  color: white;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.05),
    transparent
  );
}

.nav-btn.active {
  color: white;
  border-left-color: var(--primary);
  background: linear-gradient(90deg, rgba(255, 70, 85, 0.1), transparent);
  text-shadow: 0 0 10px var(--primary-glow);
}

/* --- MODE CARDS --- */
.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.mode-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 25px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative;
  overflow: hidden;
  group: mode;
}

.mode-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  background: rgba(255, 255, 255, 0.05);
}

.mode-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary);
  opacity: 0;
  transition: 0.3s;
}

.mode-card:hover::before {
  opacity: 1;
}

/* --- EXERCISE CATEGORY BUTTONS --- */
.exercise-category-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  color: white;
}

.exercise-category-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 70, 85, 0.2);
}

.exercise-category-btn:hover div:first-child {
  transform: scale(1.2);
}

/* --- EXERCISE CARDS --- */
.exercise-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 25px;
  cursor: pointer;
  transition: all 0.2s ease;
  pointer-events: auto;
  position: relative;
  overflow: hidden;
}

.exercise-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--primary);
  box-shadow: 0 5px 20px rgba(255, 70, 85, 0.15);
  transform: translateX(5px);
}

.exercise-card h3 {
  margin: 0 0 10px 0;
  font-size: 1.4rem;
  font-weight: 700;
  color: white;
}

/* --- SETTINGS --- */
.settings-container {
  max-width: 900px;
}

.setting-group {
  margin-bottom: 25px;
}

.setting-label {
  display: block;
  margin-bottom: 10px;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.setting-control {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Custom Range Slider */
input[type="range"] {
  width: 100%;
  height: 6px;
  background: #2a2e38;
  appearance: none;
  border-radius: 3px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  transition: 0.2s;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 15px var(--primary);
}

/* Custom Inputs */
input[type="number"], input[type="text"], select {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  color: white;
  padding: 10px 15px;
  font-family: inherit;
  font-size: 1rem;
  border-radius: 4px;
  transition: 0.2s;
  outline: none;
}

input[type="number"]:focus, input[type="text"]:focus, select:focus {
  border-color: var(--primary);
  background: rgba(0, 0, 0, 0.5);
  box-shadow: 0 0 15px rgba(255, 70, 85, 0.2);
}

select option {
  background: var(--bg-dark);
  color: white;
}

.color-opt {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid rgba(255, 255, 255, 0.1);
  transition: 0.2s;
  position: relative;
}

.color-opt.selected {
  border-color: white;
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.2);
}

.color-opt.selected::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 14px;
  color: rgba(0, 0, 0, 0.7);
  font-weight: bold;
}

/* --- HUD --- */
#hud {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 800px;
  display: flex;
  justify-content: center;
  gap: 80px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
}

.hud-stat {
  text-align: center;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.hud-val {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  font-family: "Segoe UI", sans-serif;
  letter-spacing: -2px;
}

.hud-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-top: 5px;
  font-weight: 700;
}

/* --- CENTER NOTIFICATIONS --- */
#center-msg {
  font-size: 8rem;
  font-weight: 900;
  color: white;
  opacity: 0;
  transition: opacity 0.2s;
  text-shadow: 0 0 40px rgba(255, 70, 85, 0.5);
  transform: scale(0.9);
  font-variant-numeric: tabular-nums;
}

#center-msg.visible {
  opacity: 1;
  transform: scale(1);
}

/* --- MINI MENUS (Pause / End) --- */
.mini-menu {
  width: 450px;
  height: auto;
  text-align: center;
  align-items: center;
  padding: 50px 40px;
}

.mini-menu h2 {
  font-size: 2.5rem;
  margin: 0 0 35px 0;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: white;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
  width: 100%;
  margin-bottom: 35px;
}

.stat-item {
  text-align: center;
  padding: 15px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  margin-bottom: 10px;
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -1px;
}

.btn-row {
  display: flex;
  gap: 20px;
  width: 100%;
}

.action-btn {
  flex: 1;
  padding: 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: white;
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: 0.2s;
  border-radius: 4px;
}

.action-btn:hover {
  background: white;
  color: black;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.action-btn.primary {
  background: var(--primary);
  border-color: var(--primary);
}

.action-btn.primary:hover {
  background: var(--primary-hover, #ff2a3b);
  box-shadow: 0 0 20px var(--primary-glow);
  color: white;
}

/* CLICK OVERLAY */
#click-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 20;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.click-msg {
  font-size: 1.2rem;
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: 3px;
  animation: pulse 1s infinite alternate;
  background: rgba(0, 0, 0, 0.8);
  padding: 25px 50px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  color: white;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

@keyframes pulse {
  from { opacity: 0.8; transform: scale(1); }
  to { opacity: 1; transform: scale(1.02); }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.2); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #555; }