/* ============================================
   B25 CHEATS — Modern Redesign
   Design System + Shared Styles
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Colors */
  --bg-base: #050508;
  --bg-surface: #0a0a0f;
  --bg-elevated: #111118;
  --bg-card: #12121a;
  --bg-hover: #1a1a24;

  --accent: #FF6A00;
  --accent-light: #FF8C38;
  --accent-dim: rgba(255, 106, 0, 0.08);
  --accent-border: rgba(255, 106, 0, 0.15);
  --accent-glow: rgba(255, 106, 0, 0.25);
  --gradient: linear-gradient(135deg, #FF6A00 0%, #FF8C38 100%);
  --gradient-subtle: linear-gradient(135deg, rgba(255,106,0,0.15) 0%, rgba(255,140,56,0.05) 100%);

  --text-primary: #F5F5F7;
  --text-secondary: #8E8E93;
  --text-muted: #48484A;

  --border: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);

  --success: #34C759;
  --warning: #FFD60A;
  --error: #FF453A;

  /* Typography */
  --font-display: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing (8px grid) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 16px;
  --r-xl: 20px;
  --r-full: 100px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(255,106,0,0.15);
  --shadow-glow-lg: 0 0 60px rgba(255,106,0,0.2);

  /* Layout */
  --container: 1140px;
  --nav-h: 72px;

  /* Transition */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --duration: 0.25s;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  background: var(--bg-base);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
input, select, textarea { font: inherit; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: 0;
}

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding: var(--space-24) 0;
}

.section--alt {
  background: var(--bg-surface);
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-16);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section__header .label {
  margin-bottom: var(--space-3);
  display: block;
}

.section__header h2 {
  margin-bottom: var(--space-4);
}

.section__header p {
  font-size: 1.0625rem;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 28px;
  border-radius: var(--r-full);
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1.4;
}

.btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 2px 12px rgba(255,106,0,0.3);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(255,106,0,0.45);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--secondary {
  background: var(--bg-elevated);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}

.btn--secondary:hover {
  background: var(--bg-hover);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  padding: 12px 16px;
}

.btn--ghost:hover {
  background: var(--accent-dim);
}

.btn--sm {
  padding: 8px 20px;
  font-size: 0.8125rem;
}

.btn--lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
}

.btn-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* --- Card --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-8);
  transition: all var(--duration) var(--ease);
}

.card:hover {
  border-color: var(--accent-border);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.card--flat:hover {
  transform: none;
  box-shadow: none;
}

/* --- Icon Box --- */
.icon-box {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-md);
  background: var(--accent-dim);
  color: var(--accent);
  flex-shrink: 0;
}

.icon-box svg {
  width: 24px;
  height: 24px;
}

.icon-box--lg {
  width: 56px;
  height: 56px;
  border-radius: var(--r-lg);
}

.icon-box--lg svg {
  width: 28px;
  height: 28px;
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--r-full);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.badge--accent {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-border);
}

.badge--success {
  background: rgba(52,199,89,0.1);
  color: var(--success);
  border: 1px solid rgba(52,199,89,0.2);
}

.badge--warning {
  background: rgba(255,214,10,0.1);
  color: var(--warning);
  border: 1px solid rgba(255,214,10,0.2);
}

.badge--glow {
  background: var(--gradient);
  color: #fff;
  animation: badge-pulse 2.5s ease-in-out infinite;
}

@keyframes badge-pulse {
  0%, 100% { box-shadow: 0 0 12px rgba(255,106,0,0.3); }
  50% { box-shadow: 0 0 24px rgba(255,106,0,0.6); }
}

/* ============================================
   NAVBAR
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: all var(--duration) var(--ease);
  background: rgba(5, 5, 8, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(5, 5, 8, 0.92);
  border-bottom-color: var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  white-space: nowrap;
}

.nav__logo span {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav__links a {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 10px;
  border-radius: var(--r-sm);
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.nav__links a:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
}

.nav__links a.active {
  color: var(--accent);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger */
.nav__toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-sm);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  padding: 0;
}

.nav__toggle svg {
  width: 24px;
  height: 24px;
}

.nav__toggle .icon-close {
  display: none;
}

.nav__toggle.open .icon-menu {
  display: none;
}

.nav__toggle.open .icon-close {
  display: block;
}

/* Mobile Menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-surface);
  z-index: 99;
  padding: var(--space-6);
  overflow-y: auto;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: all var(--duration) var(--ease);
}

.nav__mobile.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav__mobile a {
  display: flex;
  align-items: center;
  padding: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  transition: color var(--duration) var(--ease);
}

.nav__mobile a:hover,
.nav__mobile a.active {
  color: var(--accent);
}

.nav__mobile .btn {
  margin-top: var(--space-6);
  width: 100%;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  padding: var(--space-16) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-12);
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: var(--space-4);
  max-width: 280px;
  line-height: 1.6;
}

.footer__col h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: var(--space-5);
}

.footer__col a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  padding: 6px 0;
  transition: color var(--duration) var(--ease);
}

.footer__col a svg {
  width: 16px;
  height: 16px;
  opacity: 0.5;
}

.footer__col a:hover {
  color: var(--text-primary);
}

.footer__col a:hover svg {
  opacity: 1;
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding: var(--space-5) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================
   PAGE HERO (Sub-pages)
   ============================================ */
.page-hero {
  padding: calc(var(--nav-h) + var(--space-16)) 0 var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(255,106,0,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.page-hero .label {
  margin-bottom: var(--space-4);
}

.page-hero h1 {
  margin-bottom: var(--space-4);
  position: relative;
}

.page-hero p {
  font-size: 1.125rem;
  max-width: 520px;
  margin: 0 auto;
  position: relative;
}

/* --- Nav Logo Image --- */
.nav__logo-img {
  height: 36px;
  width: auto;
  display: block;
}

@media (max-width: 768px) {
  .nav__logo-img { height: 32px; }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-banner {
  position: relative;
  overflow: hidden;
  padding: var(--space-16) 0;
  text-align: center;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient);
  opacity: 0.06;
}

.cta-banner::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-border), transparent);
}

.cta-banner h2 {
  position: relative;
  margin-bottom: var(--space-3);
}

.cta-banner p {
  position: relative;
  margin-bottom: var(--space-8);
  font-size: 1.0625rem;
}

.cta-banner .btn-group {
  position: relative;
  justify-content: center;
}

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid { display: grid; gap: var(--space-6); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================
   FADE IN
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ============================================
   RESPONSIVE
   ============================================ */

/* Tablet — switch to hamburger menu */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }

  .nav__links { display: none; }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile { display: block; }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --nav-h: 64px;
  }

  .section {
    padding: var(--space-16) 0;
  }

  .section__header {
    margin-bottom: var(--space-10);
  }

  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }

  .page-hero {
    padding: calc(var(--nav-h) + var(--space-10)) 0 var(--space-8);
  }

  .cta-banner {
    padding: var(--space-12) 0;
  }

}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }
  .card { padding: var(--space-6); }
  .btn-group { flex-direction: column; width: 100%; }
  .btn-group .btn { width: 100%; }
}