/* ============================================
   BoxClock — Global Styles
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--black);
  color: var(--white);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

a.btn-primary,
a.btn-primary svg {
  color: #000000;
  fill: #000000;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Focus Styles --- */
:focus-visible {
  outline: 2px solid var(--led-green);
  outline-offset: 2px;
}

/* --- CSS Variables --- */
:root {
  /* Colors */
  --black: #000000;
  --charcoal: #1A1A1A;
  --steel: #2A2A2A;
  --led-off: #151515;
  --led-red: #FF1A1A;
  --led-green: #39FF14;
  --amber: #FFB800;
  --warm-gray: #8A8A8A;
  --white: #F5F5F5;

  /* Glows */
  --glow-green: 0 0 20px rgba(57, 255, 20, 0.3);
  --glow-green-strong: 0 0 40px rgba(57, 255, 20, 0.4);
  --glow-red: 0 0 20px rgba(255, 26, 26, 0.3);
  --glow-red-strong: 0 0 40px rgba(255, 26, 26, 0.4);

  /* Typography */
  --font: 'Inter', sans-serif;
  --tracking-tight: 0.02em;
  --tracking-wide: 0.08em;
  --tracking-wider: 0.15em;

  /* Layout */
  --max-width: 1200px;
  --section-padding: 100px 0;
  --section-padding-mobile: 60px 0;

  /* Transitions */
  --transition: 0.3s ease;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 700;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: var(--tracking-wider);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 600;
}

p {
  max-width: 600px;
  color: var(--warm-gray);
  font-size: 1.125rem;
}

.label {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--warm-gray);
}

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

section {
  padding: var(--section-padding);
}

/* --- Buttons --- */
.btn-primary, a.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--led-green);
  color: #000000;
  font-weight: 900;
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding: 16px 32px;
  border-radius: 10px;
  transition: box-shadow var(--transition), transform var(--transition);
  box-shadow: var(--glow-green);
}

.btn-primary:hover {
  box-shadow: var(--glow-green-strong);
  transform: translateY(-1px);
}

.btn-primary svg {
  width: 20px;
  height: 20px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  color: var(--led-green);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding: 14px 30px;
  border-radius: 10px;
  border: 2px solid var(--led-green);
  transition: all var(--transition);
}

.btn-secondary:hover {
  background: rgba(57, 255, 20, 0.1);
  box-shadow: var(--glow-green);
}

/* --- Device Frame (CSS mockup) --- */
.device-frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--glow-red);
  border: 2px solid rgba(255, 255, 255, 0.08);
}

.device-frame img {
  display: block;
  width: 100%;
  height: auto;
}

.device-frame-portrait {
  max-width: 280px;
  border-radius: 28px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays for hero elements */
.hero .fade-in:nth-child(1) { transition-delay: 0s; }
.hero .fade-in:nth-child(2) { transition-delay: 0.15s; }
.hero .fade-in:nth-child(3) { transition-delay: 0.3s; }
.hero .fade-in:nth-child(4) { transition-delay: 0.45s; }

/* Glow pulse on hero device */
@keyframes glow-pulse {
  0%, 100% { box-shadow: var(--glow-red-strong), 0 20px 60px rgba(0, 0, 0, 0.6); }
  50% { box-shadow: 0 0 50px rgba(255, 26, 26, 0.5), 0 20px 60px rgba(0, 0, 0, 0.6); }
}

.hero-device-frame {
  animation: glow-pulse 4s ease-in-out infinite;
}


/* --- Section Backgrounds --- */
.bg-black { background: var(--black); }
.bg-charcoal { background: var(--charcoal); }
.bg-steel { background: var(--steel); }

/* ============================================
   Nav
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a:not(.btn-primary) {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--warm-gray);
  transition: color var(--transition);
}

.nav-links a:not(.btn-primary):hover {
  color: var(--white);
}

.nav-cta {
  padding: 10px 20px;
  font-size: 0.75rem;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: all var(--transition);
}

/* Mobile nav */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
}

.nav-mobile.active {
  display: flex;
}

.nav-mobile a {
  font-size: 1.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--white);
}

.nav-mobile .btn-primary {
  margin-top: 20px;
}

/* ============================================
   Hero
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 180px 24px 80px;
  background: var(--black);
}

.hero-logo {
  height: 120px;
  width: auto;
  margin-bottom: 48px;
}

.hero h1 {
  margin-bottom: 16px;
  max-width: 800px;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--warm-gray);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 500;
  margin-bottom: 48px;
  text-align: center;
}

.hero-device {
  max-width: 700px;
  width: 100%;
  margin: 0 auto 48px;
}

.hero-device-frame {
  position: relative;
  background: #000;
  border-radius: 20px;
  padding: 10px 12px;
  border: 3px solid #2a2a2a;
  box-shadow: var(--glow-red-strong), 0 20px 60px rgba(0, 0, 0, 0.6);
}

.hero-device-frame video,
.hero-device-frame img {
  width: 100%;
  display: block;
  border-radius: 8px;
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
  padding: var(--section-padding);
  background: var(--charcoal);
}

.how-it-works .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.how-it-works .section-header p {
  margin: 16px auto 0;
}

/* Three-phone fan */
.phone-fan {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 80px;
  perspective: 1200px;
  padding: 40px 0;
}

.phone-fan-item {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  flex-shrink: 0;
}

.phone-fan-item img {
  display: block;
  width: 100%;
  height: auto;
}

.phone-fan-item--left {
  transform: rotateY(15deg) translateX(40px) translateZ(-40px) scale(0.9);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), var(--glow-green);
  z-index: 1;
}

.phone-fan-item--center {
  transform: translateZ(20px) scale(1.05);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.7), var(--glow-red-strong);
  z-index: 3;
}

.phone-fan-item--right {
  transform: rotateY(-15deg) translateX(-40px) translateZ(-40px) scale(0.9);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), var(--glow-green);
  z-index: 1;
}

.phone-fan-item--portrait {
  width: 180px;
  border-radius: 24px;
}

.phone-fan-item--landscape {
  width: 380px;
  border-radius: 16px;
}

/* Tabbed mode selector */
.mode-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.mode-tab {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--warm-gray);
  padding: 10px 20px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: transparent;
  transition: all var(--transition);
  cursor: pointer;
}

.mode-tab:hover {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.2);
}

.mode-tab.active {
  color: var(--led-green);
  border-color: var(--led-green);
  background: rgba(57, 255, 20, 0.08);
}

/* Mode content (50/50) */
.mode-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  height: 0;
  overflow: hidden;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mode-content.active {
  height: auto;
  overflow: visible;
  opacity: 1;
  transform: translateY(0);
}

.mode-screenshot {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), var(--glow-red);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.mode-screenshot img {
  width: 100%;
  display: block;
}

.mode-info h3 {
  margin-bottom: 8px;
  color: var(--white);
}

.mode-info .mode-subtitle {
  color: var(--led-green);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: 20px;
}

.mode-info ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mode-info li {
  color: var(--warm-gray);
  font-size: 1rem;
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.mode-info li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--led-green);
  border-radius: 50%;
}

/* ============================================
   Premium
   ============================================ */
.premium {
  padding: var(--section-padding);
  background: var(--black);
}

.premium .section-header {
  text-align: center;
  margin-bottom: 64px;
}

.premium-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto 48px;
}

.premium-card {
  background: var(--charcoal);
  border-radius: 16px;
  padding: 40px 32px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.premium-card h3 {
  margin-bottom: 24px;
  font-size: 1.125rem;
}

.premium-card.premium-card--pro {
  border-color: var(--led-green);
  box-shadow: var(--glow-green);
}

.premium-card ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.premium-card li {
  color: var(--warm-gray);
  font-size: 0.9375rem;
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.premium-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.premium-card--free li::before {
  background: var(--warm-gray);
}

.premium-card--pro li::before {
  background: var(--led-green);
}

.premium-price {
  text-align: center;
  margin-bottom: 48px;
}

.premium-price .price {
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}

.premium-price .price-sub {
  font-size: 1.125rem;
  color: var(--warm-gray);
  margin-top: 8px;
  text-align: center;
  max-width: none;
  margin-left: auto;
  margin-right: auto;
}

.premium-cta {
  text-align: center;
}

/* ============================================
   Legal Pages (Privacy, Support)
   ============================================ */
.legal {
  padding: 160px 0 80px;
  background: var(--black);
}

.legal h1 {
  margin-bottom: 8px;
}

.legal-meta {
  font-size: 0.875rem;
  color: var(--warm-gray);
  margin-bottom: 48px;
}

.legal-content h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--white);
  margin-top: 40px;
  margin-bottom: 12px;
}

.legal-content p {
  font-size: 1rem;
  color: var(--warm-gray);
  line-height: 1.7;
  margin-bottom: 12px;
  max-width: 720px;
}

.legal-content ul {
  margin-bottom: 12px;
  padding-left: 0;
}

.legal-content li {
  color: var(--warm-gray);
  font-size: 1rem;
  line-height: 1.7;
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}

.legal-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--led-green);
  border-radius: 50%;
}

.legal-content a {
  color: var(--led-green);
  transition: opacity var(--transition);
}

.legal-content a:hover {
  opacity: 0.8;
}

.legal-entity {
  color: var(--warm-gray);
  font-size: 0.875rem;
  margin-top: 4px;
}

/* FAQ Accordion */
.faq {
  max-width: 720px;
  margin-bottom: 64px;
}

.faq-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--led-green);
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding-bottom: 24px;
  font-size: 1rem;
  color: var(--warm-gray);
  line-height: 1.7;
  max-width: 720px;
}

/* Support contact */
.support-contact {
  max-width: 720px;
}

.support-contact h2 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: var(--tracking-wide);
  color: var(--white);
  margin-bottom: 12px;
}

.support-contact p {
  color: var(--warm-gray);
  font-size: 1rem;
  margin-bottom: 24px;
}

.support-contact .btn-secondary svg {
  stroke: var(--led-green);
}

/* ============================================
   SEO Pages
   ============================================ */
.seo-hero {
  padding: 160px 24px 80px;
  background: var(--black);
  text-align: center;
}

.seo-hero h1 {
  margin-bottom: 8px;
}

.seo-hero-subtitle {
  font-size: 1.125rem;
  color: var(--led-green);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  font-weight: 600;
  margin: 0 auto 48px;
  text-align: center;
}

.seo-hero-screenshot {
  max-width: 600px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), var(--glow-red);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.seo-hero-screenshot img {
  width: 100%;
  display: block;
}

/* Explainer section */
.seo-explainer {
  padding: var(--section-padding);
}

.seo-explainer-content {
  max-width: 720px;
  margin: 0 auto;
}

.seo-explainer-content h2 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  margin-bottom: 24px;
}

.seo-explainer-content p {
  font-size: 1.0625rem;
  color: var(--warm-gray);
  line-height: 1.8;
  margin-bottom: 16px;
  max-width: none;
}

.seo-crosslinks {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.seo-crosslinks a {
  color: var(--led-green);
  transition: opacity var(--transition);
}

.seo-crosslinks a:hover {
  opacity: 0.8;
}

/* Features section */
.seo-features {
  padding: var(--section-padding);
}

.seo-features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  max-width: 960px;
  margin: 0 auto;
}

.seo-features-screenshot {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4), var(--glow-red);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.seo-features-screenshot img {
  width: 100%;
  display: block;
}

.seo-features-info h2 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  margin-bottom: 24px;
}

.seo-features-info ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.seo-features-info li {
  color: var(--warm-gray);
  font-size: 1rem;
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.seo-features-info li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--led-green);
  border-radius: 50%;
}

/* CTA section */
.seo-cta {
  padding: var(--section-padding);
  text-align: center;
}

.seo-cta .container {
  padding: 0 24px;
}

.seo-cta h2 {
  margin-bottom: 12px;
}

.seo-cta p {
  color: var(--warm-gray);
  font-size: 1.125rem;
  margin: 0 auto 32px;
  text-align: center;
}

/* SEO responsive */
@media (max-width: 768px) {
  .seo-hero {
    padding: 140px 24px 60px;
  }

  .seo-hero-screenshot {
    max-width: 100%;
  }

  .seo-features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: 60px 0 40px;
  background: var(--charcoal);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand img {
  height: 24px;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--warm-gray);
  max-width: 260px;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  color: var(--white);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: var(--warm-gray);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--warm-gray);
}

/* ============================================
   Responsive
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
  .phone-fan-item--portrait { width: 150px; }
  .phone-fan-item--landscape { width: 320px; }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Mobile */
@media (max-width: 768px) {
  section {
    padding: var(--section-padding-mobile);
  }

  .nav-links {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  /* Hero */
  .hero {
    min-height: auto;
    padding: 160px 24px 60px;
  }

  .hero h1 {
    margin-bottom: 32px;
  }

  .hero-device {
    max-width: 100%;
    margin-bottom: 32px;
  }

  /* Phone fan */
  .phone-fan {
    margin-bottom: 48px;
    padding: 20px 0;
  }

  .phone-fan-item--portrait { width: 120px; }
  .phone-fan-item--landscape { width: 240px; }

  /* Mode content stacks */
  .mode-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .mode-tabs {
    gap: 6px;
  }

  .mode-tab {
    padding: 8px 14px;
    font-size: 0.6875rem;
  }

  /* Legal pages */
  .legal {
    padding: 120px 0 60px;
  }

  /* Premium */
  .premium-grid {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    display: none;
  }

  .phone-fan {
    overflow-x: hidden;
  }

  .phone-fan-item--portrait { width: 80px; }
  .phone-fan-item--landscape { width: 160px; }

  .phone-fan-item--left {
    transform: rotateY(15deg) translateX(20px) translateZ(-40px) scale(0.9);
  }

  .phone-fan-item--right {
    transform: rotateY(-15deg) translateX(-20px) translateZ(-40px) scale(0.9);
  }

  .btn-primary {
    padding: 14px 24px;
    font-size: 0.8125rem;
  }

  .mode-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
  }

  .mode-tab {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .seo-hero {
    padding: 120px 24px 48px;
  }

  .seo-hero h1 {
    font-size: 2rem;
  }
}