/* =========================================
   FULFILIX CLOUD — Responsive Stylesheet
   ========================================= */

/* ---- Large Desktop (1400px+) ---- */
@media (min-width: 1400px) {
  :root { --container-max: 1320px; }
}

/* ---- Laptop (1024px - 1399px) ---- */
@media (max-width: 1399px) {
  :root { --container-max: 1140px; }
  .hero-container { gap: 40px; }
  .hero-carousel-wrapper { max-width: 500px; }
}

@media (max-width: 1199px) {
  :root { --container-max: 960px; }
  .hero-title { font-size: clamp(2rem, 4vw, 3rem); }
  .hero-subtitle { font-size: 1rem; }
  .integrations-inner { gap: 50px; }
  .automation-inner { gap: 50px; }
  .platform-panel.active { gap: 40px; }
  .industry-panel.active { gap: 40px; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 32px; }
  .footer-col:nth-child(5) { display: none; }
}

/* ---- Tablet (768px - 1023px) ---- */
@media (max-width: 1023px) {
  :root { --container-max: 720px; --nav-height: 64px; }

  /* Nav */
  .nav-links, .nav-cta { display: none; }
  .mobile-menu-btn { display: flex; }
  .mobile-nav { display: block; }

  /* Hero */
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 60px 28px 80px;
    text-align: center;
  }
  .hero-content { align-items: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-social-proof { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-carousel-wrapper { max-width: 560px; width: 100%; }
  .float-card-1 { left: -10px; }
  .float-card-2 { right: -10px; }

  /* Integrations */
  .integrations-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .integrations-text { text-align: center; }
  .integrations-text .section-tag { margin-left: auto; margin-right: auto; }
  .integrations-diagram { order: -1; }
  .hub-svg-wrapper { max-width: 400px; margin: 0 auto; }

  /* Features */
  .features-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .feature-card.wide { grid-column: span 2; }
  .feature-card.wide .feature-inner { grid-template-columns: 1fr; gap: 24px; }

  /* Automation */
  .automation-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .automation-text { text-align: center; }
  .automation-text .section-tag { margin-left: auto; margin-right: auto; }
  .stats-row { max-width: 480px; margin: 0 auto 36px; }
  .automation-visual { order: -1; }

  /* Industries */
  .industry-panel.active {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .industry-features { text-align: left; }
  .industry-content .btn { margin: 0 auto; }
  .industry-visual { max-width: 560px; margin: 0 auto; }

  /* Platform */
  .platform-panel.active {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .platform-checklist { max-width: 380px; margin: 0 auto 32px; text-align: left; }
  .platform-content .btn { margin: 0 auto; }
  .platform-visual { order: -1; }

  /* Testimonials */
  .testimonials-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; gap: 20px; }
  .testimonial-featured-card { padding: 36px 28px; }

  /* FAQ */
  .faq-inner { grid-template-columns: 1fr; gap: 40px; }

  /* CTA */
  .cta-card { padding: 56px 32px; }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand { grid-column: span 2; }
  .footer-brand p { max-width: 100%; }

  /* Product hero */
  .product-hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
    padding: 60px 28px 80px;
  }
  .product-hero-content { align-items: center; }
  .product-hero p { margin-left: auto; margin-right: auto; }
  .product-hero-cta { justify-content: center; }
  .product-hero-visual { order: -1; }

  /* Alt features */
  .alt-feature-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .alt-feature:nth-child(even) .alt-feature-visual { order: 0; }
  .alt-feature-list { max-width: 420px; margin: 0 auto 28px; text-align: left; }
  .alt-feature-content .btn { margin: 0 auto; }
  .alt-feature-content .section-tag { margin-left: auto; margin-right: auto; }

  /* Steps */
  .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .steps-grid::before { display: none; }
}

/* ---- Mobile (480px - 767px) ---- */
@media (max-width: 767px) {
  :root { --container-max: 100%; }

  .container, .nav-container, .hero-container, .product-hero-container, .alt-feature-inner { padding-left: 20px; padding-right: 20px; }

  /* Typography */
  h1 { font-size: clamp(1.8rem, 7vw, 2.4rem); }
  h2 { font-size: clamp(1.5rem, 6vw, 2rem); }
  h3 { font-size: 1.2rem; }

  /* Section spacing */
  .integrations-section, .features-section, .automation-section,
  .industries-section, .platform-section, .testimonials-section,
  .faq-section, .cta-section, .how-it-works, .product-pricing { padding: 72px 0; }
  .section-header { margin-bottom: 48px; }

  /* Hero */
  .hero-container { padding: 48px 20px 64px; gap: 36px; }
  .hero-badges { gap: 8px; }
  .hero-badge-item { font-size: 0.72rem; padding: 5px 10px; }
  .hero-cta { gap: 12px; }
  .btn { padding: 11px 24px; font-size: 0.875rem; }
  .btn-lg { padding: 14px 30px; font-size: 0.9375rem; }
  .hero-social-proof { gap: 16px; }
  .proof-num { font-size: 1.3rem; }
  .proof-label { font-size: 0.72rem; }
  .proof-divider { height: 32px; }

  .float-card { padding: 10px 12px; }
  .float-card-icon { width: 30px; height: 30px; }
  .float-card-icon svg { width: 14px; height: 14px; }
  .float-card-text .value { font-size: 0.95rem; }
  .float-card-text .label { font-size: 0.65rem; }
  .float-card-1 { left: 0; bottom: -12px; }
  .float-card-2 { right: 0; top: -12px; }

  /* Trusted */
  .trusted-section { padding: 48px 0; }
  .marquee-track { gap: 32px; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; gap: 16px; }
  .feature-card { padding: 24px 20px; }
  .feature-card.wide { grid-column: span 1; }

  /* Automation stats */
  .stats-row { grid-template-columns: 1fr; gap: 12px; }

  /* Industries tabs */
  .industry-tabs { gap: 6px; }
  .industry-tab { padding: 8px 14px; font-size: 0.82rem; }

  /* Platform tabs */
  .platform-tabs-nav { flex-wrap: wrap; padding: 4px; gap: 2px; }
  .platform-tab { padding: 8px 14px; font-size: 0.82rem; }

  /* Testimonials */
  .testimonial-featured-card { padding: 28px 20px; }
  .quote-text { font-size: 1rem; }
  .testimonial-card { padding: 22px 20px; }

  /* FAQ */
  .faq-question { padding: 16px 18px; font-size: 0.875rem; }
  .faq-answer-inner { padding: 0 18px 16px; font-size: 0.875rem; }

  /* CTA */
  .cta-card { padding: 40px 20px; }
  .cta-buttons { flex-direction: column; }
  .cta-buttons .btn { width: 100%; }

  /* Footer */
  .footer { padding: 56px 0 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: span 1; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .footer-bottom-links { justify-content: center; flex-wrap: wrap; gap: 16px; }

  /* Product page */
  .features-strip-inner { flex-direction: column; gap: 14px; }
  .steps-grid { grid-template-columns: 1fr; }
  .alt-feature { padding: 56px 0; }
  .alt-feature-inner { padding: 0 20px; }

  /* Scroll top */
  .scroll-top { bottom: 20px; right: 20px; width: 42px; height: 42px; }

  /* Video modal */
  .video-modal { padding: 16px; }
  .video-modal-body { aspect-ratio: 16/9; }
}

/* ---- Small Mobile (max 479px) ---- */
@media (max-width: 479px) {
  .hero-badge-item { font-size: 0.68rem; padding: 4px 8px; }
  .hero-social-proof { flex-direction: column; gap: 12px; }
  .proof-divider { width: 60px; height: 1px; }
  .hero-cta { flex-direction: column; width: 100%; }
  .hero-cta .btn { width: 100%; }

  .nav-logo img { height: 32px; }

  .cta-buttons { gap: 10px; }
  .cta-avatars { gap: 0; }
  .cta-avatar { width: 36px; height: 36px; font-size: 0.8rem; }
  .cta-avatar-count { width: 36px; height: 36px; font-size: 0.65rem; }

  .platform-tabs-nav { width: 100%; justify-content: center; }
  .platform-tab { padding: 8px 12px; font-size: 0.78rem; }
}

/* ---- Large Monitors (1920px+) ---- */
@media (min-width: 1920px) {
  :root { --container-max: 1440px; }
  body { font-size: 1.0625rem; }
  h1 { font-size: 4.2rem; }
  h2 { font-size: 3.2rem; }
}

/* ---- Print ---- */
@media print {
  .navbar, .mobile-nav, .scroll-top, .video-modal, .hero-carousel { display: none !important; }
  body { background: #fff; color: #000; }
}

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