/* ═══════════════════════════════════════════════════════════════
   OnlySocialSports — Landing Page Styles
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #0d1117;
  --bg2: #161b22;
  --bg3: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --text2: #8b949e;
  --primary: #00d97e;
  --primary-dark: #00b868;
  --primary-glow: rgba(0, 217, 126, 0.15);
  --orange: #ff6b35;
  --orange-glow: rgba(255, 107, 53, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary) 0%, #00b868 100%);
  color: #0d1117;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(0, 217, 126, 0.3);
  white-space: nowrap;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 217, 126, 0.5);
}
.btn-primary.btn-large { font-size: 17px; padding: 16px 36px; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 28px;
  border-radius: 50px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-nav {
  background: var(--primary);
  color: #0d1117 !important;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 50px;
  transition: all 0.2s;
}
.btn-nav:hover { background: var(--primary-dark); transform: translateY(-1px); }

/* ─── NAVBAR ─────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}
.navbar.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.5); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.logo-icon { font-size: 24px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text2);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  padding: 16px 24px 20px;
  gap: 4px;
  border-top: 1px solid var(--border);
}
.mobile-link {
  padding: 12px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--text2);
  border-bottom: 1px solid var(--border);
}
.btn-mobile-app {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #0d1117 !important;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 50px;
  border-bottom: none !important;
}

/* ─── HERO ────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px 80px;
  position: relative;
  overflow: hidden;
  gap: 60px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
}
.hero-glow-1 {
  width: 600px; height: 600px;
  background: rgba(0, 217, 126, 0.08);
  top: -100px; left: -200px;
}
.hero-glow-2 {
  width: 500px; height: 500px;
  background: rgba(0, 100, 255, 0.06);
  bottom: 0; right: -100px;
}

.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 217, 126, 0.1);
  border: 1px solid rgba(0, 217, 126, 0.3);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, #00bfff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text2);
  line-height: 1.7;
  margin-bottom: 36px;
}
.hero-subtitle strong { color: var(--text); }

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { display: flex; flex-direction: column; }
.stat-num { font-size: 24px; font-weight: 800; color: var(--text); }
.stat-label { font-size: 12px; color: var(--text2); font-weight: 500; }
.stat-divider { width: 1px; height: 36px; background: var(--border); }

.hero-visual {
  flex: 0 0 auto;
  position: relative;
  z-index: 1;
}

/* Phone Mockup */
.phone-mockup {
  width: 260px;
  height: 520px;
  background: var(--bg2);
  border-radius: 40px;
  border: 2px solid var(--border);
  padding: 12px;
  box-shadow: var(--shadow), 0 0 80px rgba(0, 217, 126, 0.1);
  position: relative;
}
.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--bg);
  border-radius: 30px;
  overflow: hidden;
}
.app-preview {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 16px 12px 12px;
}
.app-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 16px;
}
.app-topbar-dot {
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
}
.app-card {
  flex: 1;
  background: var(--bg2);
  border-radius: 12px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  min-height: 80px;
  background: linear-gradient(135deg, var(--bg2) 0%, var(--bg3) 100%);
  position: relative;
  overflow: hidden;
}
.app-card::after {
  content: '';
  position: absolute;
  top: 12px; left: 12px; right: 12px;
  height: 10px;
  background: var(--border);
  border-radius: 6px;
  opacity: 0.5;
}
.app-card.app-card-sm { min-height: 50px; flex: 0 0 50px; }
.app-bottom-nav {
  display: flex;
  justify-content: space-around;
  padding: 8px 0 4px;
  font-size: 18px;
  background: var(--bg2);
  border-radius: 20px;
  border: 1px solid var(--border);
  margin-top: auto;
}

/* ─── SECTIONS ────────────────────────────────────────────── */
.section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  text-align: center;
}

.section-badge {
  display: inline-block;
  background: rgba(0, 217, 126, 0.1);
  border: 1px solid rgba(0, 217, 126, 0.3);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 6px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 17px;
  color: var(--text2);
  max-width: 560px;
  margin: 0 auto 48px;
}

/* ─── FEATURES GRID ───────────────────────────────────────── */
.features { background: var(--bg); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: left;
}

.feature-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all 0.3s;
}
.feature-card:hover {
  border-color: rgba(0, 217, 126, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 217, 126, 0.08);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 14px;
}
.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.6;
}

/* ─── HOW IT WORKS ────────────────────────────────────────── */
.how-it-works { background: linear-gradient(135deg, #0a0e14 0%, #0d1117 100%); }

.steps-grid {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
}

.step-card {
  flex: 1;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: left;
}

.step-number {
  font-size: 44px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary) 0%, rgba(0, 217, 126, 0.3) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  line-height: 1;
}
.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}
.step-card p { font-size: 14px; color: var(--text2); line-height: 1.6; }

.step-arrow {
  font-size: 28px;
  color: var(--primary);
  flex: 0 0 auto;
  opacity: 0.6;
}

/* ─── WEB APP SECTION ─────────────────────────────────────── */
.web-app-section { background: var(--bg); }

.webapp-card {
  display: flex;
  align-items: center;
  gap: 60px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: left;
}
.webapp-left { flex: 1; }
.webapp-left h2 { font-size: clamp(24px, 3vw, 38px); font-weight: 800; letter-spacing: -1px; margin-bottom: 16px; }
.webapp-left p { font-size: 16px; color: var(--text2); margin-bottom: 28px; max-width: 400px; }
.webapp-note { font-size: 13px; color: var(--text2); margin-top: 14px; }

.webapp-right { flex: 0 0 auto; }

/* Browser Mockup */
.browser-mockup {
  width: 340px;
  background: var(--bg3);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}
.browser-dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.browser-dot.red { background: #ff5f57; }
.browser-dot.yellow { background: #ffbd2e; }
.browser-dot.green { background: var(--primary); }
.browser-url {
  flex: 1;
  text-align: center;
  font-size: 11px;
  color: var(--text2);
  background: var(--bg);
  padding: 5px 12px;
  border-radius: 8px;
  margin: 0 8px;
}
.browser-content { padding: 16px; }
.bc-bar {
  height: 32px;
  background: var(--bg2);
  border-radius: 8px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
}
.bc-card {
  height: 80px;
  background: var(--bg2);
  border-radius: 10px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
}
.bc-card.bc-card-sm { height: 50px; }

/* ─── DOWNLOAD ────────────────────────────────────────────── */
.download-section { background: linear-gradient(135deg, #0a0e14 0%, #0d1117 100%); }

.download-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px;
  position: relative;
  overflow: hidden;
}
.download-glow {
  position: absolute;
  width: 400px; height: 400px;
  background: rgba(255, 107, 53, 0.05);
  border-radius: 50%;
  filter: blur(80px);
  top: -100px; right: -100px;
  pointer-events: none;
}

.download-buttons { display: flex; justify-content: center; margin-bottom: 24px; }

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, var(--orange) 0%, #e55a25 100%);
  color: white;
  font-weight: 700;
  padding: 16px 32px;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
}
.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(255, 107, 53, 0.5);
}
.download-icon { opacity: 0.95; }
.download-label { font-size: 12px; font-weight: 500; opacity: 0.9; display: block; }
.download-platform { font-size: 20px; font-weight: 800; display: block; }
.download-note { font-size: 13px; color: var(--text2); margin-bottom: 32px; }

.download-steps {
  display: inline-block;
  text-align: left;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 28px;
}
.ds-title { font-size: 13px; font-weight: 700; margin-bottom: 10px; color: var(--text2); }
.download-steps ol { padding-left: 20px; }
.download-steps li { font-size: 13px; color: var(--text2); margin-bottom: 6px; }

/* ─── TECH SECTION ────────────────────────────────────────── */
.tech-section { padding: 48px 24px; border-top: 1px solid var(--border); }
.tech-section .section-inner { padding: 0; }
.tech-label { font-size: 12px; color: var(--text2); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 20px; }
.tech-badges { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.tech-badge {
  background: var(--bg2);
  border: 1px solid var(--border);
  color: var(--text2);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 50px;
}

/* ─── FOOTER ──────────────────────────────────────────────── */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 48px 24px 32px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-left { flex: 1; }
.footer-left .logo { margin-bottom: 12px; }
.footer-left p { font-size: 14px; color: var(--text2); }
.footer-links { display: flex; gap: 48px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text2); }
.footer-col a { font-size: 14px; color: var(--text2); transition: color 0.2s; }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding-top: 24px;
  font-size: 13px;
  color: var(--text2);
  text-align: center;
}

/* ─── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero { flex-direction: column; padding-top: 90px; text-align: center; }
  .hero-ctas, .hero-stats { justify-content: center; }
  .hero-visual { order: -1; }
  .phone-mockup { width: 200px; height: 400px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }
  .webapp-card { flex-direction: column; padding: 36px 28px; }
  .browser-mockup { width: 100%; max-width: 340px; }
  .footer-inner { flex-direction: column; gap: 32px; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .mobile-menu.open { display: flex; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-title { letter-spacing: -1px; }
  .download-card { padding: 36px 20px; }
  .webapp-card { padding: 28px 20px; }
  .footer-links { flex-direction: column; gap: 24px; }
}