/* ============================================================
   NoShyGames — Design System
   Dark Glassmorphism + Neon Gradients
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Colors */
  --clr-bg:          #08080f;
  --clr-bg-2:        #0d0d1a;
  --clr-surface:     rgba(255,255,255,0.04);
  --clr-surface-h:   rgba(255,255,255,0.08);
  --clr-border:      rgba(255,255,255,0.08);
  --clr-border-h:    rgba(255,255,255,0.18);

  /* Neon palette */
  --purple:   #a855f7;
  --purple-l: #c084fc;
  --pink:     #ec4899;
  --pink-l:   #f472b6;
  --cyan:     #06b6d4;
  --cyan-l:   #22d3ee;
  --amber:    #f59e0b;
  --green:    #10b981;
  --red:      #ef4444;

  /* Gradients */
  --grad-hero:    linear-gradient(135deg, #a855f7 0%, #ec4899 50%, #06b6d4 100%);
  --grad-purple:  linear-gradient(135deg, #7c3aed, #a855f7);
  --grad-pink:    linear-gradient(135deg, #be185d, #ec4899);
  --grad-cyan:    linear-gradient(135deg, #0891b2, #06b6d4);
  --grad-amber:   linear-gradient(135deg, #d97706, #f59e0b);
  --grad-green:   linear-gradient(135deg, #059669, #10b981);

  /* Text */
  --txt-primary:   #f8fafc;
  --txt-secondary: #94a3b8;
  --txt-muted:     #475569;

  /* Spacing */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.25rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;

  /* Border radius */
  --r-sm:   0.5rem;
  --r-md:   0.875rem;
  --r-lg:   1.25rem;
  --r-xl:   1.75rem;
  --r-2xl:  2.5rem;
  --r-full: 9999px;

  /* Shadows */
  --shadow-glow-purple: 0 0 40px rgba(168,85,247,0.25), 0 0 80px rgba(168,85,247,0.1);
  --shadow-glow-pink:   0 0 40px rgba(236,72,153,0.25), 0 0 80px rgba(236,72,153,0.1);
  --shadow-glow-cyan:   0 0 40px rgba(6,182,212,0.25),  0 0 80px rgba(6,182,212,0.1);
  --shadow-card:        0 8px 32px rgba(0,0,0,0.4), 0 2px 8px rgba(0,0,0,0.3);
  --shadow-card-h:      0 20px 60px rgba(0,0,0,0.5), 0 4px 16px rgba(0,0,0,0.4);

  /* Transitions */
  --t-fast:   150ms cubic-bezier(0.4,0,0.2,1);
  --t-base:   250ms cubic-bezier(0.4,0,0.2,1);
  --t-slow:   400ms cubic-bezier(0.4,0,0.2,1);
  --t-spring: 500ms cubic-bezier(0.34,1.56,0.64,1);

  /* Typography */
  --ff-heading: 'Outfit', sans-serif;
  --ff-body:    'Inter', sans-serif;
  --fz-xs:   0.75rem;
  --fz-sm:   0.875rem;
  --fz-base: 1rem;
  --fz-lg:   1.125rem;
  --fz-xl:   1.25rem;
  --fz-2xl:  1.5rem;
  --fz-3xl:  1.875rem;
  --fz-4xl:  2.25rem;
  --fz-5xl:  3rem;
  --fz-6xl:  3.75rem;
  --fz-7xl:  4.5rem;

  /* Layout */
  --max-w:      1280px;
  --max-w-prose: 72ch;
  --header-h:   4.5rem;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--ff-body);
  background-color: var(--clr-bg);
  color: var(--txt-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: rgba(168,85,247,0.4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--purple); }

/* ── Focus styles ──────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--purple);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

/* ── Typography scale ──────────────────────────────────────── */
.font-heading { font-family: var(--ff-heading); }
.text-xs   { font-size: var(--fz-xs); }
.text-sm   { font-size: var(--fz-sm); }
.text-base { font-size: var(--fz-base); }
.text-lg   { font-size: var(--fz-lg); }
.text-xl   { font-size: var(--fz-xl); }
.text-2xl  { font-size: var(--fz-2xl); }
.text-3xl  { font-size: var(--fz-3xl); }
.text-4xl  { font-size: var(--fz-4xl); }
.text-5xl  { font-size: var(--fz-5xl); }
.fw-light  { font-weight: 300; }
.fw-normal { font-weight: 400; }
.fw-medium { font-weight: 500; }
.fw-semi   { font-weight: 600; }
.fw-bold   { font-weight: 700; }
.fw-extra  { font-weight: 800; }
.fw-black  { font-weight: 900; }

.text-primary   { color: var(--txt-primary); }
.text-secondary { color: var(--txt-secondary); }
.text-muted     { color: var(--txt-muted); }
.text-center    { text-align: center; }

/* Gradient text */
.grad-text {
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.grad-text-purple {
  background: var(--grad-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.grad-text-pink {
  background: var(--grad-pink);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.grad-text-cyan {
  background: var(--grad-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--sp-6);
}
.container-sm {
  width: 100%;
  max-width: 860px;
  margin-inline: auto;
  padding-inline: var(--sp-6);
}

.flex  { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start  { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start  { justify-content: flex-start; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.gap-4 { gap: var(--sp-4); }
.gap-6 { gap: var(--sp-6); }
.gap-8 { gap: var(--sp-8); }
.wrap  { flex-wrap: wrap; }

.grid { display: grid; }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* ── Glassmorphism Card ────────────────────────────────────── */
.glass {
  background: var(--clr-surface);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-card);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.glass:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-h);
  border-color: var(--clr-border-h);
}

.glass-dark {
  background: rgba(0,0,0,0.35);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--r-xl);
  box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  border: none;
  border-radius: var(--r-full);
  font-family: var(--ff-heading);
  font-weight: 700;
  font-size: var(--fz-base);
  cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-fast), opacity var(--t-fast);
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--t-fast);
}
.btn:hover::after { background: rgba(255,255,255,0.08); }
.btn:active { transform: scale(0.97); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary {
  background: var(--grad-hero);
  color: white;
  box-shadow: 0 4px 24px rgba(168,85,247,0.4);
}
.btn-primary:hover {
  box-shadow: 0 8px 32px rgba(168,85,247,0.6);
  transform: translateY(-2px);
}

.btn-purple {
  background: var(--grad-purple);
  color: white;
  box-shadow: 0 4px 20px rgba(168,85,247,0.35);
}
.btn-purple:hover { box-shadow: 0 8px 30px rgba(168,85,247,0.55); transform: translateY(-2px); }

.btn-pink {
  background: var(--grad-pink);
  color: white;
  box-shadow: 0 4px 20px rgba(236,72,153,0.35);
}
.btn-pink:hover { box-shadow: 0 8px 30px rgba(236,72,153,0.55); transform: translateY(-2px); }

.btn-cyan {
  background: var(--grad-cyan);
  color: white;
  box-shadow: 0 4px 20px rgba(6,182,212,0.35);
}
.btn-cyan:hover { box-shadow: 0 8px 30px rgba(6,182,212,0.55); transform: translateY(-2px); }

.btn-ghost {
  background: var(--clr-surface);
  color: var(--txt-primary);
  border: 1px solid var(--clr-border);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  border-color: var(--purple);
  background: rgba(168,85,247,0.1);
  transform: translateY(-2px);
}

.btn-sm { padding: var(--sp-2) var(--sp-4); font-size: var(--fz-sm); }
.btn-lg { padding: var(--sp-4) var(--sp-8); font-size: var(--fz-lg); }
.btn-xl { padding: var(--sp-5) var(--sp-10); font-size: var(--fz-xl); }
.btn-icon { padding: var(--sp-3); aspect-ratio: 1; border-radius: var(--r-full); }

/* ── Badge / Tag ───────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-1) var(--sp-3);
  border-radius: var(--r-full);
  font-size: var(--fz-xs);
  font-weight: 600;
  font-family: var(--ff-heading);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-purple { background: rgba(168,85,247,0.2); color: var(--purple-l); border: 1px solid rgba(168,85,247,0.3); }
.badge-pink   { background: rgba(236,72,153,0.2); color: var(--pink-l);   border: 1px solid rgba(236,72,153,0.3); }
.badge-cyan   { background: rgba(6,182,212,0.2);  color: var(--cyan-l);   border: 1px solid rgba(6,182,212,0.3);  }
.badge-amber  { background: rgba(245,158,11,0.2); color: #fbbf24;         border: 1px solid rgba(245,158,11,0.3); }
.badge-green  { background: rgba(16,185,129,0.2); color: #34d399;         border: 1px solid rgba(16,185,129,0.3); }

/* ── Neon decorations ──────────────────────────────────────── */
.neon-line {
  height: 2px;
  background: var(--grad-hero);
  border-radius: var(--r-full);
  box-shadow: 0 0 12px rgba(168,85,247,0.6);
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

/* ── Section spacing ───────────────────────────────────────── */
.section { padding-block: var(--sp-24); }
.section-sm { padding-block: var(--sp-16); }
.section-lg { padding-block: 8rem; }

/* ── Animations ────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(168,85,247,0.3); }
  50%       { box-shadow: 0 0 40px rgba(168,85,247,0.7), 0 0 80px rgba(168,85,247,0.3); }
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes shimmer {
  from { background-position: -200% center; }
  to   { background-position: 200% center; }
}
@keyframes cardFlipIn {
  from { transform: rotateY(90deg); opacity: 0; }
  to   { transform: rotateY(0deg); opacity: 1; }
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  30%       { transform: translateY(-8px); }
  60%       { transform: translateY(-4px); }
}
@keyframes scaleIn {
  from { transform: scale(0.85); opacity: 0; }
  to   { transform: scale(1);    opacity: 1; }
}
@keyframes wiggle {
  0%,100% { transform: rotate(0deg); }
  25%  { transform: rotate(-5deg); }
  75%  { transform: rotate(5deg); }
}
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes particleFly {
  0%   { transform: translateY(0) translateX(0) scale(1); opacity: 1; }
  100% { transform: translateY(-200px) translateX(var(--dx)) scale(0); opacity: 0; }
}
@keyframes spinBottle {
  from { transform: rotate(0deg); }
  to   { transform: rotate(var(--spin-deg)); }
}
@keyframes timerPulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.1); }
}

.anim-fade-up  { animation: fadeInUp 0.6s ease both; }
.anim-fade     { animation: fadeIn 0.4s ease both; }
.anim-scale-in { animation: scaleIn 0.4s var(--t-spring) both; }
.anim-float    { animation: float 4s ease-in-out infinite; }
.anim-pulse    { animation: pulse-glow 2s ease-in-out infinite; }
.anim-wiggle   { animation: wiggle 0.5s ease-in-out; }

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }
.delay-600 { animation-delay: 0.6s; }

/* Card flip */
.card-flip-enter { animation: cardFlipIn 0.5s cubic-bezier(0.34,1.56,0.64,1) both; }

/* ── Mode selector pills ───────────────────────────────────── */
.mode-tabs {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  justify-content: center;
  padding: var(--sp-2);
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-full);
  backdrop-filter: blur(10px);
}
.mode-tab {
  padding: var(--sp-2) var(--sp-5);
  border-radius: var(--r-full);
  border: none;
  background: transparent;
  color: var(--txt-secondary);
  font-family: var(--ff-heading);
  font-weight: 600;
  font-size: var(--fz-sm);
  cursor: pointer;
  transition: all var(--t-base);
  white-space: nowrap;
}
.mode-tab:hover { color: var(--txt-primary); background: rgba(255,255,255,0.06); }
.mode-tab.active {
  background: var(--grad-hero);
  color: white;
  box-shadow: 0 4px 16px rgba(168,85,247,0.4);
}

/* ── Game card (question display) ──────────────────────────── */
.question-card {
  position: relative;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-10) var(--sp-8);
  cursor: pointer;
}
.question-card .q-category {
  font-size: var(--fz-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
}
.question-card .q-text {
  font-family: var(--ff-heading);
  font-size: clamp(1.3rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  max-width: 680px;
}
.question-card .q-number {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-5);
  font-size: var(--fz-xs);
  color: var(--txt-muted);
  font-weight: 500;
}

/* ── Counter / Streak ──────────────────────────────────────── */
.streak-counter {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-full);
  background: rgba(245,158,11,0.15);
  border: 1px solid rgba(245,158,11,0.3);
  font-family: var(--ff-heading);
  font-weight: 700;
  color: #fbbf24;
  font-size: var(--fz-sm);
}

/* ── Progress bar ──────────────────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 4px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--r-full);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--grad-hero);
  border-radius: var(--r-full);
  transition: width 0.4s ease;
  box-shadow: 0 0 8px rgba(168,85,247,0.6);
}

/* ── Input ─────────────────────────────────────────────────── */
.input {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  color: var(--txt-primary);
  font-family: var(--ff-body);
  font-size: var(--fz-base);
  transition: border-color var(--t-base), box-shadow var(--t-base), background var(--t-base);
  backdrop-filter: blur(8px);
}
.input:focus {
  outline: none;
  border-color: var(--purple);
  background: rgba(168,85,247,0.06);
  box-shadow: 0 0 0 3px rgba(168,85,247,0.15);
}
.input::placeholder { color: var(--txt-muted); }

/* ── Particles canvas ──────────────────────────────────────── */
#particle-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --header-h: 3.75rem; }
  .container { padding-inline: var(--sp-4); }
  .container-sm { padding-inline: var(--sp-4); }
  .section { padding-block: var(--sp-16); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .question-card { min-height: 220px; padding: var(--sp-8) var(--sp-5); }
  .btn-xl { padding: var(--sp-4) var(--sp-8); font-size: var(--fz-lg); }
}

@media (max-width: 480px) {
  .mode-tabs { padding: var(--sp-1); }
  .mode-tab { padding: var(--sp-2) var(--sp-3); font-size: var(--fz-xs); }
}

/* ── Utility ───────────────────────────────────────────────── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.z-1  { z-index: 1; }
.z-10 { z-index: 10; }
.hidden { display: none !important; }
.block  { display: block; }
.mt-4  { margin-top: var(--sp-4); }
.mt-6  { margin-top: var(--sp-6); }
.mt-8  { margin-top: var(--sp-8); }
.mb-4  { margin-bottom: var(--sp-4); }
.mb-6  { margin-bottom: var(--sp-6); }
.mb-8  { margin-bottom: var(--sp-8); }
.p-4   { padding: var(--sp-4); }
.p-6   { padding: var(--sp-6); }
.p-8   { padding: var(--sp-8); }
.w-full { width: 100%; }
.max-w-prose { max-width: var(--max-w-prose); }