/* ============================================
   LoadBox - Responsive CSS
   Mobile-first approach
   Breakpoints: 640px | 768px | 1024px | 1440px
   ============================================ */

/* ============================================
   Base Mobile Styles (< 640px)
   ============================================ */

/* Navigation */
.navbar__nav {
  display: none;
}

.navbar__hamburger {
  display: flex;
}

.navbar__mobile-menu {
  display: block;
}

/* Hero */
.hero__content {
  padding-top: calc(var(--navbar-height) + 2rem);
}

.hero__actions {
  flex-direction: column;
  align-items: stretch;
}

.hero__actions .btn {
  text-align: center;
  justify-content: center;
}

/* Stats Bar */
.stats-bar__inner {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

/* Features */
.features__grid {
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

/* How It Works */
.how-it-works__content.active {
  grid-template-columns: 1fr;
}

.how-it-works__content.active::before {
  display: none;
}

.how-it-works__tabs {
  flex-wrap: wrap;
  border-radius: var(--radius-xl);
}

/* Benefits */
.benefits__grid {
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

/* Pricing */
.pricing__grid {
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.pricing-card--featured {
  transform: none;
}

.pricing-card--featured:hover {
  transform: translateY(-6px);
}

/* Testimonials */
.testimonial-slide {
  padding: var(--spacing-xl) var(--spacing-lg);
}

.testimonial-slide__quote {
  font-size: var(--font-size-base);
}

/* FAQ */
.accordion-trigger {
  padding: var(--spacing-md) var(--spacing-lg);
}

.accordion-content {
  padding: 0 var(--spacing-lg) var(--spacing-md);
}

/* CTA Section */
.cta-section__actions {
  flex-direction: column;
  align-items: center;
}

/* Footer */
.footer__top {
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.footer__newsletter-form {
  flex-direction: column;
}

.footer__newsletter-btn {
  width: 100%;
}

.footer__bottom {
  flex-direction: column;
  text-align: center;
}

.footer__bottom-links {
  flex-wrap: wrap;
  justify-content: center;
}

/* Section adjustments */
.section {
  padding: var(--spacing-3xl) 0;
}

.section__title {
  font-size: var(--font-size-3xl);
}

.container {
  padding: 0 var(--spacing-md);
}

/* Pricing toggle */
.pricing__toggle-wrap {
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

/* ============================================
   Small Mobile (< 360px)
   ============================================ */

@media (max-width: 360px) {
  .hero__title {
    font-size: 2rem;
  }

  .btn--lg {
    padding: 0.875rem 1.5rem;
    font-size: var(--font-size-base);
  }

  .hero__badges {
    flex-direction: column;
    align-items: center;
  }

  .section__title {
    font-size: var(--font-size-2xl);
  }
}

/* ============================================
   Small Tablet (>= 640px)
   ============================================ */

@media (min-width: 640px) {
  /* Navigation */
  .navbar__hamburger {
    display: none;
  }

  .navbar__nav {
    display: flex;
  }

  .navbar__mobile-menu {
    display: none !important;
  }

  /* Hero */
  .hero__actions {
    flex-direction: row;
    align-items: center;
  }

  .hero__actions .btn {
    text-align: initial;
    justify-content: initial;
  }

  /* Stats */
  .stats-bar__inner {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Features */
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Benefits */
  .benefits__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Pricing */
  .pricing__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  /* Footer */
  .footer__top {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer__newsletter-form {
    flex-direction: row;
  }

  .footer__newsletter-btn {
    width: auto;
  }

  /* Container */
  .container {
    padding: 0 var(--spacing-xl);
  }

  /* Section */
  .section {
    padding: var(--spacing-4xl) 0;
  }

  .section__title {
    font-size: var(--font-size-4xl);
  }
}

/* ============================================
   Tablet (>= 768px)
   ============================================ */

@media (min-width: 768px) {
  /* How It Works */
  .how-it-works__content.active {
    grid-template-columns: repeat(3, 1fr);
  }

  .how-it-works__content.active::before {
    display: block;
  }

  /* Pricing */
  .pricing__grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 100%;
    margin: 0;
  }

  .pricing-card--featured {
    transform: scale(1.04);
  }

  .pricing-card--featured:hover {
    transform: scale(1.04) translateY(-6px);
  }

  /* Benefits */
  .benefits__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Footer */
  .footer__top {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer__bottom {
    flex-direction: row;
    text-align: initial;
  }

  /* Testimonials */
  .testimonial-slide {
    padding: var(--spacing-2xl) var(--spacing-3xl);
  }

  .testimonial-slide__quote {
    font-size: var(--font-size-xl);
  }

  /* CTA */
  .cta-section__actions {
    flex-direction: row;
    justify-content: center;
  }
}

/* ============================================
   Desktop (>= 1024px)
   ============================================ */

@media (min-width: 1024px) {
  /* Navigation - show all nav items */
  .navbar__nav {
    gap: var(--spacing-xl);
  }

  /* Features */
  .features__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Benefits */
  .benefits__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer */
  .footer__top {
    grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  }

  /* Section titles */
  .section__title {
    font-size: var(--font-size-4xl);
  }

  /* Container spacing */
  .container {
    padding: 0 var(--spacing-2xl);
  }

  /* Larger hero text */
  .hero__title {
    font-size: clamp(3rem, 5vw, 4.5rem);
  }

  /* How it works connector line */
  .how-it-works__content.active::before {
    display: block;
  }
}

/* ============================================
   Large Desktop (>= 1280px)
   ============================================ */

@media (min-width: 1280px) {
  :root {
    --navbar-height: 76px;
  }

  .navbar__link {
    font-size: var(--font-size-base);
  }

  .hero__title {
    font-size: clamp(3.5rem, 5vw, 5rem);
  }

  .section__title {
    font-size: var(--font-size-5xl);
  }
}

/* ============================================
   Wide Desktop (>= 1440px)
   ============================================ */

@media (min-width: 1440px) {
  .container {
    padding: 0 var(--spacing-xl);
  }

  .hero__content {
    max-width: 900px;
  }

  .features__grid {
    gap: var(--spacing-2xl);
  }

  .pricing__grid {
    gap: var(--spacing-2xl);
  }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .navbar,
  .hero,
  .scroll-top,
  .testimonials__controls,
  .cta-section,
  .footer__newsletter {
    display: none;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  .section {
    padding: 20pt 0;
    page-break-inside: avoid;
  }

  .features__grid,
  .benefits__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 15pt;
  }

  a {
    text-decoration: underline;
  }
}

/* ============================================
   High DPI / Retina Displays
   ============================================ */

@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero__bg-gradient {
    background-attachment: fixed;
  }
}

/* ============================================
   Touch Device Optimizations
   ============================================ */

@media (hover: none) and (pointer: coarse) {
  .feature-card:hover,
  .benefit-card:hover,
  .step-card:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
  }

  .btn:hover {
    transform: none;
  }

  .btn--primary:hover {
    box-shadow: 0 4px 16px rgba(255, 107, 53, 0.35);
  }

  .navbar__link::after {
    display: none;
  }

  /* Increase tap target sizes */
  .navbar__link {
    padding: var(--spacing-sm) var(--spacing-xs);
  }

  .accordion-trigger {
    min-height: 56px;
  }

  .testimonials__btn {
    width: 52px;
    height: 52px;
  }

  .testimonials__dot {
    width: 12px;
    height: 12px;
  }
}

/* ============================================
   Landscape Mobile
   ============================================ */

@media (max-width: 767px) and (orientation: landscape) {
  .hero {
    min-height: 100vh;
  }

  .hero__content {
    padding-top: calc(var(--navbar-height) + 1rem);
    padding-bottom: 2rem;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__scroll-hint {
    display: none;
  }
}