/* ============================================================
   PromoArcade — Main Stylesheet
   Brand Blue extracted from logo: #2563EB
   ============================================================ */

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

:root {
  --blue-600: #2563EB;
  --blue-700: #1D4ED8;
  --blue-500: #3B82F6;
  --blue-100: #DBEAFE;
  --blue-50:  #EFF6FF;
  --dark:     #111827;
  --gray-800: #1F2937;
  --gray-600: #4B5563;
  --gray-400: #9CA3AF;
  --gray-200: #E5E7EB;
  --gray-100: #F3F4F6;
  --gray-50:  #F9FAFB;
  --white:    #FFFFFF;
  --radius:   12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow:    0 4px 14px rgba(0,0,0,.07);
  --shadow-lg: 0 10px 30px rgba(0,0,0,.08);
  --transition: .2s ease;
  --max-width: 1140px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-600); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--blue-700); }

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { line-height: 1.2; color: var(--dark); }
h1 { font-size: clamp(2rem, 5vw, 3rem); font-weight: 800; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 4vw, 2.25rem); font-weight: 800; letter-spacing: -0.02em; }
h3 { font-size: 1.25rem; font-weight: 700; }
p  { color: var(--gray-600); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 8px;
}

.section-title { margin-bottom: 16px; }
.section-subtitle { font-size: 1.1rem; max-width: 600px; margin-bottom: 40px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--blue-600);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(37,99,235,.3);
}
.btn-primary:hover {
  background: var(--blue-700);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
}

.btn-outline {
  background: transparent;
  color: var(--blue-600);
  border: 2px solid var(--blue-600);
}
.btn-outline:hover {
  background: var(--blue-600);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-white {
  background: var(--white);
  color: var(--blue-600);
}
.btn-white:hover {
  background: var(--gray-100);
  color: var(--blue-700);
  transform: translateY(-1px);
}

/* ---------- Header / Navbar ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-sm); }

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

/* LOGO — update the src path in HTML if you move the logo file */
.header-logo img {
  height: 52px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--blue-600);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--blue-600);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta { margin-left: 8px; }
.nav-cta .btn { padding: 10px 24px; font-size: 0.85rem; }

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all .25s;
  position: absolute;
  left: 0;
}
.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.nav-toggle span:nth-child(3) { bottom: 0; }

.nav-toggle.open span:nth-child(1) { top: 50%; transform: translateY(-50%) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { bottom: 50%; transform: translateY(50%) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(165deg, var(--blue-50) 0%, var(--white) 60%);
  overflow: hidden;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: 60px;
}

.hero-content { flex: 1; max-width: 580px; }
.hero-content h1 { margin-bottom: 20px; }
.hero-content h1 span { color: var(--blue-600); }
.hero-content p { font-size: 1.15rem; margin-bottom: 32px; }

.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-logo-mark {
  width: 400px;
  max-width: 100%;
  opacity: 0.08;
}

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section-alt { background: var(--gray-50); }
.section-blue { background: var(--blue-600); color: var(--white); }
.section-blue h2,
.section-blue h3,
.section-blue p,
.section-blue .section-label { color: var(--white); }
.section-blue .section-label { opacity: .7; }
.section-blue p { opacity: .85; }

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- How It Works ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.step-card {
  text-align: center;
  padding: 32px 24px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--blue-100);
  color: var(--blue-600);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.step-card h3 { margin-bottom: 10px; }

/* ---------- Benefits ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 48px;
}

.benefit-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.benefit-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--blue-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.benefit-card h3 { margin-bottom: 8px; }

/* ---------- Featured / Portfolio ---------- */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.game-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.game-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.game-thumb {
  width: 100%;
  height: 200px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}
.game-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* Placeholder styling when no thumbnail image is available */
.game-thumb-placeholder {
  color: var(--gray-400);
  font-size: 3rem;
  text-align: center;
}
.game-thumb-placeholder span {
  display: block;
  font-size: 0.8rem;
  margin-top: 4px;
}

.game-info {
  padding: 24px;
}
.game-company {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 6px;
}
.game-info h3 { margin-bottom: 8px; }
.game-info p { font-size: 0.9rem; margin-bottom: 16px; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-top: 48px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition);
}
.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}
.service-card .icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}
.service-card h3 { margin-bottom: 10px; }

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-top: 48px;
  align-items: start;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  text-align: center;
  transition: all var(--transition);
  position: relative;
}
.pricing-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--blue-600);
  box-shadow: var(--shadow), 0 0 0 2px var(--blue-600);
}

.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue-600);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 18px;
  border-radius: 50px;
}

.pricing-tier {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.1;
  margin-bottom: 4px;
}
.pricing-price sup {
  font-size: 1.4rem;
  vertical-align: super;
  font-weight: 700;
}

.pricing-note {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 28px;
}
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--gray-600);
  border-bottom: 1px solid var(--gray-100);
}
.pricing-features li:last-child {
  border-bottom: none;
}
.pricing-features .check {
  color: var(--blue-600);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-card .btn {
  width: 100%;
  justify-content: center;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-700) 100%);
  text-align: center;
}
.cta-banner h2 {
  color: var(--white);
  margin-bottom: 16px;
}
.cta-banner p {
  color: rgba(255,255,255,.8);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto 32px;
}
.cta-banner .btn-white { margin: 0 8px; }

/* ---------- About Values ---------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.value-item {
  text-align: center;
  padding: 28px 20px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.value-item .icon {
  font-size: 2rem;
  margin-bottom: 12px;
  display: block;
}
.value-item h3 { margin-bottom: 6px; font-size: 1.05rem; }

/* ---------- Contact Form ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.form-group textarea { resize: vertical; min-height: 120px; }

.contact-info h3 { margin-bottom: 16px; }
.contact-info p { margin-bottom: 24px; }

.contact-detail {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.95rem;
}
.contact-detail .icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--blue-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* ---------- Page Header ---------- */
.page-header {
  padding: 120px 0 48px;
  background: var(--gray-50);
  text-align: center;
}
.page-header h1 { margin-bottom: 12px; }
.page-header p { font-size: 1.1rem; max-width: 560px; margin: 0 auto; }

/* ---------- Footer ---------- */
.footer {
  background: var(--gray-800);
  padding: 60px 0 32px;
  color: rgba(255,255,255,.6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p {
  color: rgba(255,255,255,.5);
  font-size: 0.9rem;
  margin-top: 12px;
}
/* LOGO — footer version */
.footer-brand img {
  height: 44px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer h4 {
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul a {
  color: rgba(255,255,255,.5);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer ul a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}
.footer-bottom a { color: rgba(255,255,255,.4); }
.footer-bottom a:hover { color: var(--white); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .container { flex-direction: column; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-buttons { justify-content: center; }
  .hero-visual { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-cta { display: none; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(12px);
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }
  .nav-links.open a { font-size: 1.2rem; }

  .nav-cta.open {
    display: flex;
    position: fixed;
    bottom: 40px;
    left: 0; right: 0;
    justify-content: center;
    z-index: 999;
  }

  .nav-toggle { display: block; }

  .hero { padding: 120px 0 60px; }
  .section { padding: 60px 0; }
  .page-header { padding: 100px 0 36px; }
  .footer-grid { grid-template-columns: 1fr; }
  .games-grid { grid-template-columns: 1fr; }
}

/* ---------- Utilities ---------- */
.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;
}