/* ===== CSS VARIABLES ===== */
:root {
  --primary: #0A84FF;
  --secondary: #1A1A1A;
  --white: #ffffff;
  --gray-light: #f5f7fa;
  --gray-mid: #e8edf3;
  --gray-text: #6b7280;
  --font-display: 'Sora', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --shadow: 0 4px 24px rgba(10,132,255,0.12);
  --shadow-lg: 0 8px 40px rgba(10,132,255,0.18);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--secondary);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--secondary);
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
p { line-height: 1.75; color: var(--gray-text); }

/* ===== LAYOUT ===== */
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }
.section-sm { padding: 50px 0; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-mid);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
.navbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px; height: 68px; max-width: 1140px; margin: 0 auto;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 800; font-size: 1.1rem;
  color: var(--secondary);
}
.nav-logo-icon {
  width: 36px; height: 36px; background: var(--primary);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
  color: white; font-size: 1.1rem; font-weight: 800;
}
.nav-links { display: flex; align-items: center; gap: 8px; list-style: none; }
.nav-links a {
  padding: 8px 14px; border-radius: 8px;
  font-size: 0.9rem; font-weight: 500; color: var(--secondary);
  transition: all var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  background: var(--gray-light); color: var(--primary);
}
.nav-cta {
  background: var(--primary) !important; color: white !important;
  border-radius: 8px !important; font-weight: 600 !important;
}
.nav-cta:hover { background: #0070e0 !important; }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--secondary); border-radius: 2px; transition: all var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  display: none; position: fixed; top: 68px; left: 0; right: 0;
  background: white; border-bottom: 1px solid var(--gray-mid);
  padding: 16px 20px; z-index: 999;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.mobile-menu ul a {
  display: block; padding: 12px 16px; border-radius: 8px;
  font-weight: 500; color: var(--secondary); transition: all var(--transition);
}
.mobile-menu ul a:hover { background: var(--gray-light); color: var(--primary); }
.mobile-menu .m-cta {
  background: var(--primary); color: white !important;
  text-align: center; margin-top: 8px; font-weight: 600 !important;
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 90px;
  background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 60%, #f8faff 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(10,132,255,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(10,132,255,0.1); color: var(--primary);
  padding: 6px 14px; border-radius: 100px; font-size: 0.82rem; font-weight: 600;
  margin-bottom: 20px;
}
.hero-badge::before { content: '●'; font-size: 0.6rem; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
.hero h1 { margin-bottom: 20px; color: var(--secondary); }
.hero h1 span { color: var(--primary); }
.hero-desc { font-size: 1.05rem; margin-bottom: 36px; max-width: 460px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-meta { display: flex; gap: 24px; margin-top: 36px; }
.hero-meta-item { display: flex; flex-direction: column; }
.hero-meta-item strong { font-family: var(--font-display); font-size: 1.5rem; color: var(--secondary); }
.hero-meta-item span { font-size: 0.8rem; color: var(--gray-text); }
.hero-visual {
  display: flex; justify-content: center; align-items: center;
}
.phone-mockup {
  width: 240px; height: 420px;
  background: var(--secondary);
  border-radius: 36px; position: relative;
  box-shadow: 0 30px 80px rgba(26,26,26,0.25), 0 0 0 2px rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.phone-screen {
  width: 220px; height: 390px;
  background: linear-gradient(160deg, #0A84FF 0%, #0055cc 100%);
  border-radius: 28px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px;
}
.phone-icon { font-size: 4rem; }
.phone-game-name { color: white; font-family: var(--font-display); font-weight: 800; font-size: 1rem; text-align: center; padding: 0 16px; }
.phone-version { color: rgba(255,255,255,0.7); font-size: 0.8rem; }
.phone-dl-btn {
  background: white; color: var(--primary);
  padding: 8px 20px; border-radius: 100px;
  font-weight: 700; font-size: 0.82rem;
  margin-top: 8px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius);
  font-family: var(--font-display); font-weight: 700; font-size: 0.95rem;
  cursor: pointer; transition: all var(--transition); border: none;
  text-decoration: none; white-space: nowrap;
}
.btn-primary {
  background: var(--primary); color: white;
  box-shadow: 0 4px 16px rgba(10,132,255,0.3);
}
.btn-primary:hover {
  background: #0070e0; transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(10,132,255,0.4);
}
.btn-secondary {
  background: var(--secondary); color: white;
}
.btn-secondary:hover { background: #2d2d2d; transform: translateY(-2px); }
.btn-outline {
  background: transparent; color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: white; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; border-radius: var(--radius-lg); }
.btn-xl { padding: 18px 44px; font-size: 1.1rem; border-radius: var(--radius-lg); }
.btn-icon { font-size: 1.1rem; }
.btn-block { width: 100%; justify-content: center; }

/* ===== DOWNLOAD CTA STRIP ===== */
.cta-strip {
  background: var(--secondary); padding: 60px 0;
  text-align: center; position: relative; overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,132,255,0.15) 0%, transparent 60%);
}
.cta-strip h2 { color: white; margin-bottom: 12px; position: relative; }
.cta-strip p { color: rgba(255,255,255,0.65); margin-bottom: 32px; position: relative; }
.cta-strip .btn { position: relative; }

/* ===== FEATURES ===== */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--gray-light); border-radius: var(--radius-lg);
  padding: 32px 24px; transition: all var(--transition); position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--primary); transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 52px; height: 52px; background: rgba(10,132,255,0.1);
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; margin-bottom: 16px;
}
.feature-card h3 { margin-bottom: 10px; color: var(--secondary); }
.feature-card p { font-size: 0.92rem; }

/* ===== SECTION HEADERS ===== */
.section-header { text-align: center; margin-bottom: 56px; }
.section-label {
  display: inline-block; background: rgba(10,132,255,0.1);
  color: var(--primary); padding: 4px 14px; border-radius: 100px;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; margin-bottom: 14px;
}
.section-header h2 { margin-bottom: 14px; }
.section-header p { max-width: 580px; margin: 0 auto; font-size: 1.02rem; }

/* ===== STEPS ===== */
.steps-list { display: flex; flex-direction: column; gap: 20px; max-width: 720px; margin: 0 auto; }
.step {
  display: flex; gap: 20px; align-items: flex-start;
  background: var(--gray-light); border-radius: var(--radius-lg); padding: 24px;
  transition: all var(--transition);
}
.step:hover { box-shadow: var(--shadow); }
.step-num {
  min-width: 44px; height: 44px; background: var(--primary); color: white;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 1rem;
}
.step-content h3 { margin-bottom: 6px; font-size: 1rem; }
.step-content p { font-size: 0.92rem; margin: 0; }

/* ===== FAQ ===== */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  border: 1.5px solid var(--gray-mid); border-radius: var(--radius);
  overflow: hidden; transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--primary); }
.faq-question {
  width: 100%; background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px; text-align: left;
  font-family: var(--font-body); font-weight: 600; font-size: 0.97rem;
  color: var(--secondary); transition: color var(--transition);
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  width: 26px; height: 26px; min-width: 26px;
  background: var(--gray-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: all var(--transition);
}
.faq-item.open .faq-icon { background: var(--primary); color: white; transform: rotate(45deg); }
.faq-answer {
  display: none; padding: 0 24px 20px;
  font-size: 0.92rem; color: var(--gray-text); line-height: 1.75;
}
.faq-item.open .faq-answer { display: block; }

/* ===== INFO CARDS ===== */
.info-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.info-card {
  border: 1.5px solid var(--gray-mid); border-radius: var(--radius-lg); padding: 28px;
}
.info-card h3 { margin-bottom: 16px; color: var(--secondary); display: flex; align-items: center; gap: 10px; }
.info-card ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.info-card ul li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.92rem; color: var(--gray-text);
}
.info-card ul li::before { content: '✓'; color: var(--primary); font-weight: 700; min-width: 16px; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--gray-mid); }
.spec-table tr:last-child { border-bottom: none; }
.spec-table td { padding: 10px 0; font-size: 0.92rem; }
.spec-table td:first-child { color: var(--gray-text); min-width: 140px; }
.spec-table td:last-child { font-weight: 600; color: var(--secondary); }

/* ===== RATING ===== */
.rating-box {
  display: flex; align-items: center; gap: 32px;
  background: var(--gray-light); border-radius: var(--radius-lg);
  padding: 32px 40px; max-width: 520px; margin: 0 auto 48px;
}
.rating-score { text-align: center; }
.rating-score .score { font-family: var(--font-display); font-size: 3.5rem; font-weight: 800; color: var(--secondary); line-height: 1; }
.rating-score .stars { color: #f59e0b; font-size: 1.2rem; margin: 4px 0; }
.rating-score small { color: var(--gray-text); font-size: 0.82rem; }
.rating-bars { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.rating-row { display: flex; align-items: center; gap: 10px; font-size: 0.82rem; }
.rating-row span:first-child { min-width: 20px; color: var(--gray-text); }
.rating-bar { flex: 1; height: 6px; background: var(--gray-mid); border-radius: 100px; overflow: hidden; }
.rating-fill { height: 100%; background: var(--primary); border-radius: 100px; }
.rating-row span:last-child { min-width: 24px; text-align: right; color: var(--gray-text); }

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
  text-align: center;
}
.page-hero .breadcrumb {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; font-size: 0.85rem; color: var(--gray-text); margin-bottom: 20px;
}
.page-hero .breadcrumb a { color: var(--primary); }
.page-hero .breadcrumb span { color: var(--gray-text); }
.page-hero p { max-width: 580px; margin: 16px auto 0; font-size: 1.05rem; }

/* ===== DOWNLOAD PAGE ===== */
.download-box {
  background: var(--secondary); border-radius: var(--radius-lg);
  padding: 48px; text-align: center; color: white; margin-bottom: 40px;
  position: relative; overflow: hidden;
}
.download-box::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,132,255,0.2) 0%, transparent 70%);
}
.download-box h2 { color: white; position: relative; margin-bottom: 12px; }
.download-box p { color: rgba(255,255,255,0.65); position: relative; margin-bottom: 32px; }
.download-box .btn { position: relative; }

/* ===== ABOUT PAGE ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-visual {
  background: linear-gradient(135deg, #0A84FF 0%, #0055cc 100%);
  border-radius: var(--radius-lg); padding: 60px 40px;
  text-align: center; color: white;
}
.about-visual .big-icon { font-size: 5rem; margin-bottom: 16px; }
.about-visual h3 { color: white; font-size: 1.4rem; margin-bottom: 8px; }
.about-visual p { color: rgba(255,255,255,0.7); font-size: 0.9rem; }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 40px; }
.about-stat {
  background: var(--gray-light); border-radius: var(--radius); padding: 20px;
  text-align: center;
}
.about-stat strong { display: block; font-family: var(--font-display); font-size: 1.8rem; color: var(--primary); }
.about-stat span { font-size: 0.82rem; color: var(--gray-text); }

/* ===== LEGAL PAGES ===== */
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h2 { margin-top: 40px; margin-bottom: 16px; font-size: 1.3rem; }
.legal-content h3 { margin-top: 28px; margin-bottom: 12px; font-size: 1.05rem; color: var(--secondary); }
.legal-content p { margin-bottom: 16px; }
.legal-content ul { margin: 12px 0 16px 24px; display: flex; flex-direction: column; gap: 8px; }
.legal-content ul li { color: var(--gray-text); font-size: 0.95rem; }
.legal-meta {
  background: var(--gray-light); border-radius: var(--radius); padding: 20px 24px;
  margin-bottom: 40px; font-size: 0.9rem; color: var(--gray-text);
}
.legal-meta strong { color: var(--secondary); }

/* ===== CONTACT PAGE ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-card {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--gray-light); border-radius: var(--radius); padding: 20px;
}
.contact-card-icon {
  width: 44px; height: 44px; background: var(--primary); border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: white; min-width: 44px;
}
.contact-card h3 { font-size: 0.95rem; margin-bottom: 4px; }
.contact-card p { font-size: 0.88rem; margin: 0; }
.contact-form { background: var(--gray-light); border-radius: var(--radius-lg); padding: 36px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 8px; color: var(--secondary); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--gray-mid);
  border-radius: var(--radius); font-family: var(--font-body); font-size: 0.95rem;
  color: var(--secondary); background: white; transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(10,132,255,0.1);
}
.form-group textarea { height: 140px; resize: vertical; }

/* ===== FOOTER ===== */
.footer { background: var(--secondary); color: white; padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand h3 { color: white; font-size: 1.2rem; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-brand-icon {
  width: 32px; height: 32px; background: var(--primary); border-radius: 7px;
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.9rem;
}
.footer-brand p { color: rgba(255,255,255,0.55); font-size: 0.88rem; line-height: 1.7; }
.footer-col h4 { color: rgba(255,255,255,0.9); font-size: 0.9rem; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  color: rgba(255,255,255,0.55); font-size: 0.88rem;
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 32px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
}
.footer-bottom p { color: rgba(255,255,255,0.4); font-size: 0.82rem; margin: 0; }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: rgba(255,255,255,0.4); font-size: 0.82rem; transition: color var(--transition); }
.footer-bottom-links a:hover { color: var(--primary); }

/* ===== BREADCRUMB ===== */
.breadcrumb-bar {
  background: var(--gray-light); padding: 12px 0;
  border-bottom: 1px solid var(--gray-mid);
}
.breadcrumb-inner {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--gray-text); max-width: 1140px; margin: 0 auto; padding: 0 20px;
}
.breadcrumb-inner a { color: var(--primary); }

/* ===== CHIP ===== */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(10,132,255,0.08); color: var(--primary);
  border: 1px solid rgba(10,132,255,0.2);
  padding: 4px 12px; border-radius: 100px; font-size: 0.8rem; font-weight: 600;
}

/* ===== BACK TO TOP ===== */
#back-to-top {
  position: fixed; bottom: 24px; right: 24px; z-index: 999;
  width: 44px; height: 44px; background: var(--primary); color: white;
  border: none; border-radius: 50%; cursor: pointer; font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(10,132,255,0.4);
  opacity: 0; pointer-events: none; transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
}
#back-to-top.visible { opacity: 1; pointer-events: all; }
#back-to-top:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(10,132,255,0.5); }

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }
.mt-8 { margin-top: 32px; }
.text-primary { color: var(--primary); }
.bg-light { background: var(--gray-light); }
.divider { height: 1px; background: var(--gray-mid); margin: 40px 0; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-meta { justify-content: center; }
  .features-grid { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .rating-box { flex-direction: column; align-items: flex-start; gap: 20px; }
  .download-box { padding: 32px 24px; }
  .section { padding: 56px 0; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-meta { flex-direction: column; gap: 12px; align-items: center; }
  .btn-xl { padding: 14px 28px; font-size: 1rem; }
  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}