/* ================================================================
   COWAY INDONESIA - LANDING PAGE
   responsive.css - Responsive / Media Queries
   Mobile-First approach with breakpoints
================================================================ */

/* ----------------------------------------------------------------
   BREAKPOINTS:
   xs: 0 - 479px     (Small Mobile)
   sm: 480 - 767px   (Large Mobile)
   md: 768 - 1023px  (Tablet)
   lg: 1024 - 1279px (Laptop)
   xl: 1280px+       (Desktop)
---------------------------------------------------------------- */

/* ----------------------------------------------------------------
   LAPTOP (max-width: 1279px)
---------------------------------------------------------------- */
@media (max-width: 1279px) {
  :root {
    --container-padding: 1.25rem;
  }

  .hero-container {
    gap: var(--space-10);
  }

  .hero-title {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
  }

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-8);
  }

  .why-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
  }

  .why-card {
    padding: var(--space-5);
  }

  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
  }
}

/* ----------------------------------------------------------------
   TABLET (max-width: 1023px)
---------------------------------------------------------------- */
@media (max-width: 1023px) {
  :root {
    --header-height: 64px;
  }

  /* Header */
  .nav, .btn-header-wa {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  /* Hero */
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-12);
    padding: var(--space-16) var(--container-padding);
  }

  .hero-content {
    order: 1;
  }

  .hero-image-wrapper {
    order: 2;
  }

  .hero-cta-group {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-float-badge-1 {
    left: 0;
  }

  .hero-float-badge-2 {
    right: 0;
  }

  /* Problem */
  .problem-intro {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    text-align: center;
  }

  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Solution */
  .solution-grid {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    text-align: center;
  }

  .solution-content {
    order: 2;
  }

  .solution-image {
    order: 1;
  }

  .solution-certif-badge {
    position: static;
    transform: none;
    margin: var(--space-4) auto 0;
    width: fit-content;
    display: flex;
  }

  /* Why Coway */
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }

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

  /* How it works */
  .how-timeline {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

  .how-timeline::before {
    display: none;
  }

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

  /* Testimonials */
  .testimonial-slide {
    min-width: calc((100% - var(--space-6)) / 2);
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }

  /* Promo */
  .promo-banner-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    text-align: center;
  }

  .countdown-wrapper {
    margin: 0 auto;
  }

  .promo-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }

  .footer-brand {
    grid-column: span 2;
  }
}

/* ----------------------------------------------------------------
   TABLET (max-width: 767px)
---------------------------------------------------------------- */
@media (max-width: 767px) {
  :root {
    --container-padding: 1rem;
  }

  /* General */
  .section-padding {
    padding: var(--space-16) 0;
  }

  .section-padding-sm {
    padding: var(--space-12) 0;
  }

  .section-header {
    margin-bottom: var(--space-10);
  }

  /* Trust bar */
  .trust-bar-inner {
    gap: var(--space-4);
  }

  .trust-item {
    font-size: var(--font-size-xs);
  }

  /* Hero */
  .hero-container {
    padding: var(--space-12) var(--container-padding);
  }

  .hero-badge {
    font-size: var(--font-size-xs);
  }

  .hero-title {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }

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

  .hero-cta-group {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    gap: var(--space-6);
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero-float-badge {
    display: none;
  }

  /* Problem */
  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .problem-card {
    padding: var(--space-4);
  }

  /* Solution features */
  .solution-features {
    gap: var(--space-3);
  }

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

  .why-card-icon {
    width: 52px;
    height: 52px;
    font-size: 1.4rem;
  }

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

  .products-tabs {
    width: calc(100% - 2rem);
    overflow-x: auto;
    white-space: nowrap;
    padding: var(--space-1);
  }

  /* Comparison */
  .comparison-wrapper {
    margin: 0 calc(-1 * var(--container-padding));
    border-radius: 0;
  }

  /* How it works */
  .how-timeline {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .how-step {
    display: grid;
    grid-template-columns: 80px 1fr;
    align-items: start;
    gap: var(--space-4);
    text-align: left;
  }

  .how-step-number {
    margin: 0;
  }

  .how-step-content {
    margin-top: 0;
  }

  /* Features */
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

  .feature-card {
    padding: var(--space-4);
  }

  /* Testimonials */
  .testimonial-slide {
    min-width: 100%;
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }

  /* Promo */
  .promo-banner {
    padding: var(--space-8);
  }

  .countdown {
    gap: var(--space-2);
  }

  .countdown-number {
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
  }

  .promo-cards {
    grid-template-columns: 1fr;
    max-width: 360px;
    margin: 0 auto;
  }

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

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    grid-column: span 1;
  }

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

  .footer-legal {
    gap: var(--space-4);
  }

  /* Sticky elements */
  .sticky-wa {
    bottom: var(--space-4);
    right: var(--space-4);
  }

  .sticky-wa-btn {
    width: 52px;
    height: 52px;
    font-size: 1.4rem;
  }

  .back-to-top {
    bottom: var(--space-4);
    left: var(--space-4);
    width: 40px;
    height: 40px;
  }

  /* FAQ */
  .faq-question {
    padding: var(--space-4) var(--space-4);
  }

  .faq-question h4 {
    font-size: var(--font-size-sm);
  }

  .faq-answer-inner {
    padding: 0 var(--space-4) var(--space-4);
    padding-top: var(--space-3);
  }
}

/* ----------------------------------------------------------------
   SMALL MOBILE (max-width: 479px)
---------------------------------------------------------------- */
@media (max-width: 479px) {
  .hero-title {
    font-size: clamp(1.6rem, 7vw, 2rem);
  }

  .hero-stats {
    gap: var(--space-4);
  }

  .hero-stat-number {
    font-size: var(--font-size-xl);
  }

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

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

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

  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .countdown {
    flex-wrap: wrap;
    justify-content: center;
  }

  .section-title {
    font-size: clamp(1.4rem, 6vw, 2rem);
  }

  .btn-lg {
    padding: 1rem 1.75rem;
    font-size: var(--font-size-base);
  }

  .promo-banner {
    padding: var(--space-6);
  }

  .trust-bar-inner {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: var(--space-2);
  }
}

/* ----------------------------------------------------------------
   HOVER ONLY ON DESKTOP (prevents sticky hover on touch)
---------------------------------------------------------------- */
@media (hover: none) {
  .card:hover,
  .why-card:hover,
  .product-card:hover,
  .feature-card:hover,
  .problem-card:hover {
    transform: none;
  }

  .btn:hover {
    transform: none;
  }

  .btn-primary:hover {
  }
}

/* ----------------------------------------------------------------
   REDUCED MOTION
---------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}

/* ----------------------------------------------------------------
   PRINT STYLES
---------------------------------------------------------------- */
@media print {
  .header,
  .sticky-wa,
  .back-to-top,
  .hamburger,
  .mobile-nav,
  #page-loader {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  .section-padding {
    padding: 2rem 0;
  }

  * {
    background: white !important;
    color: black !important;
  }
}