/* ================================================================
   Shiv Durga Logistics — Comprehensive Responsive Stylesheet
   ================================================================ */

/* ── Large Desktop (1440px+) ──────────────────────────────────── */
@media (min-width: 1440px) {
  .sdl-container { max-width: 1360px; padding: 0 60px; }
  .hero-content { padding: 0 80px; padding-top: 140px; }
  .hero-title { font-size: 5.2rem; }
}

/* ── Desktop (1200px–1440px) ──────────────────────────────────── */
@media (max-width: 1280px) {
  .sdl-header .header-inner { padding: 14px 40px; }
  .hero-content { padding: 0 40px; padding-top: 120px; }
  .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; }
  .footer-grid .footer-widget:last-child { grid-column: span 3; }
}

/* ── Tablet Landscape (1024px–1200px) ─────────────────────────── */
@media (max-width: 1100px) {
  .sdl-nav { gap: 0; }
  .sdl-nav a { padding: 8px 12px; font-size: 0.85rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 0; }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3), .stat-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.08); }
  .stat-item:nth-child(3) { border-right: 1px solid rgba(255,255,255,0.08); }
  .process-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .process-grid::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .footer-grid .footer-brand { grid-column: span 2; }
}

/* ── Tablet Portrait (768px–1024px) ───────────────────────────── */
@media (max-width: 1024px) {
  .sdl-header .header-inner { padding: 12px 24px; }
  .sdl-nav { display: none; }
  .mobile-toggle { display: flex; }
  .header-actions .btn-track { display: none; }
  .hero-content { padding: 0 24px; padding-top: 110px; }
  .hero-stats { gap: 24px; }
  .hero-title { font-size: clamp(2.4rem, 5vw, 3.8rem); }
  .sdl-container { padding: 0 24px; }
  .sdl-section { padding: 60px 0; }
  .section-title { font-size: clamp(1.8rem, 4vw, 2.6rem); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-item:first-child, .gallery-item:nth-child(4) { grid-column: span 1; aspect-ratio: 4/3; }
  .timeline::before { left: 28px; }
  .timeline-item { flex-direction: row !important; gap: 20px; }
  .timeline-item .tl-dot { width: 40px; height: 40px; font-size: 0.7rem; }
  .about-story-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .about-intro-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .contact-home-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .faq-main-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .mvg-grid { grid-template-columns: 1fr !important; gap: 20px !important; }
  .contact-main-grid { grid-template-columns: 1fr !important; gap: 36px !important; }
  .tracking-box { padding: 36px 28px; }
  .contact-form-wrapper { padding: 36px 28px; }
  .form-row { grid-template-columns: 1fr; }
  .popup-box { padding: 36px 28px; }
}

/* ── Mobile Devices (<768px) ─────────────────────────────────── */
@media (max-width: 768px) {
  /* Header & Marquee Mobile Fixes */
  .sdl-marquee { padding: 6px 0; max-height: 32px; }
  .sdl-marquee .marquee-item { font-size: 0.75rem; padding: 0 16px; }

  .sdl-header .header-inner { padding: 10px 16px; }
  .sdl-logo .logo-icon { width: 36px; height: 36px; font-size: 16px; border-radius: 10px; }
  .sdl-logo .logo-text .brand-name { font-size: 1rem; }
  .sdl-logo .logo-text .brand-tag { font-size: 0.58rem; letter-spacing: 1px; }

  .header-actions { gap: 8px; }
  .header-actions .btn-call {
    width: 36px; height: 36px; border-radius: 50%;
    padding: 0; justify-content: center;
  }
  .header-actions .btn-call .call-num-text { display: none; }
  .header-actions .btn-track { display: none; }

  /* Hero & Page Header */
  .sdl-hero { min-height: 100svh; }
  .hero-content { padding: 0 18px; padding-top: 115px; }
  .hero-badge { font-size: 0.72rem; padding: 6px 14px; margin-bottom: 16px; }
  .hero-title { font-size: clamp(2rem, 7.5vw, 2.8rem); margin-bottom: 16px; }
  .hero-desc { font-size: 0.92rem; margin-bottom: 28px; }
  .hero-stats { gap: 14px; flex-wrap: wrap; margin-top: 36px; }
  .hero-stat-item .num { font-size: 1.6rem; }
  .hero-stat-item .label { font-size: 0.7rem; }
  .hero-divider { display: none; }
  .hero-cta { width: 100%; }
  .hero-cta .btn-sdl { width: 100%; justify-content: center; }

  .page-hero { padding: 125px 0 50px; }
  .page-hero h1 { font-size: 1.8rem; }

  /* Sections & Containers */
  .sdl-section { padding: 48px 0; }
  .sdl-container { padding: 0 16px; }
  .section-badge { font-size: 0.72rem; padding: 4px 14px; }
  .section-title { font-size: clamp(1.5rem, 5.5vw, 2rem); }
  .section-desc { font-size: 0.92rem; }

  /* Service Detail Cards Mobile */
  .service-detail-card.odd, .service-detail-card.even { grid-template-columns: 1fr; }
  .service-detail-content { padding: 24px 18px; }
  .service-detail-icon-panel { padding: 20px; display: none; }
  .service-feature-grid { grid-template-columns: 1fr; gap: 8px; }

  /* Grids & Cards */
  .why-grid { grid-template-columns: 1fr; gap: 16px; }
  .why-card { padding: 24px 20px; }
  .services-grid { grid-template-columns: 1fr; gap: 16px; }
  .service-card { padding: 24px 20px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 24px 12px; }
  .stat-num { font-size: 2.2rem; }
  .clients-grid { gap: 12px; }
  .process-grid { grid-template-columns: 1fr; gap: 24px; }
  .process-step { padding: 0; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

  /* Forms & Modals */
  .tracking-box { padding: 24px 18px; border-radius: var(--radius-lg); }
  .tracking-box h2 { font-size: 1.5rem; }
  .tracking-input-group { flex-direction: column; }
  .tracking-input-group input { width: 100%; text-align: center; }
  .tracking-input-group .btn-sdl { width: 100%; justify-content: center; }

  .contact-form-wrapper { padding: 24px 18px; border-radius: var(--radius-lg); }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  .popup-box { padding: 28px 20px; border-radius: var(--radius-lg); width: 94%; }
  .popup-header h3 { font-size: 1.3rem; }

  /* Footer Mobile */
  .footer-main { padding: 50px 0 30px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-grid .footer-brand { grid-column: span 1; }
  .footer-grid .footer-widget:last-child { grid-column: span 1; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* Floating Actions Mobile */
  .floating-actions { right: 14px; bottom: 65px; gap: 10px; }
  .fab-btn { width: 44px; height: 44px; font-size: 1.1rem; }
}

/* ── Mobile Portrait (<480px) ─────────────────────────────────── */
@media (max-width: 480px) {
  .hero-title { font-size: 1.85rem; }
  .stat-num { font-size: 2rem; }
  .gallery-grid { grid-template-columns: 1fr; }
  .why-card { padding: 22px 18px; }
  .service-card { padding: 22px 18px; }
  .footer-socials { gap: 8px; }
  .sdl-logo .logo-text .brand-name { font-size: 0.95rem; }
}

/* ── Mobile Navigation Drawer ─────────────────────────────────── */
.sdl-mobile-nav {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: min(300px, 85vw);
  background: var(--secondary-dark);
  z-index: 999999; transform: translateX(-100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 6px 0 30px rgba(0,0,0,0.6);
  overflow-y: auto;
}
.sdl-mobile-nav.open { transform: translateX(0); }

.mobile-nav-overlay {
  position: fixed; inset: 0; z-index: 999998;
  background: rgba(6, 13, 26, 0.75); backdrop-filter: blur(4px);
  display: none; opacity: 0; transition: opacity 0.3s ease;
}
.mobile-nav-overlay.open { display: block; opacity: 1; }

.mobile-nav-header {
  padding: 16px 20px; border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: space-between;
}
.mobile-nav-close {
  width: 36px; height: 36px; border-radius: 10px;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); cursor: pointer; font-size: 1rem;
  transition: var(--transition);
}
.mobile-nav-close:hover { background: var(--primary); }

.mobile-nav-links { padding: 12px 0; }
.mobile-nav-links a {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 20px; color: rgba(255,255,255,0.8);
  font-size: 0.92rem; font-weight: 500;
  border-left: 3px solid transparent;
  transition: var(--transition);
}
.mobile-nav-links a:hover, .mobile-nav-links a.active {
  color: var(--white); border-left-color: var(--primary);
  background: rgba(255,107,53,0.1); padding-left: 24px;
}
.mobile-nav-links a i { width: 20px; text-align: center; color: var(--primary); font-size: 0.9rem; }

.mobile-nav-footer { padding: 18px 20px; border-top: 1px solid rgba(255,255,255,0.08); }
.mobile-nav-footer .call-btn {
  display: flex; align-items: center; gap: 10px; justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white); padding: 12px; border-radius: var(--radius);
  font-weight: 600; font-size: 0.9rem; width: 100%; transition: var(--transition);
}
.mobile-nav-footer .call-btn:hover { transform: translateY(-2px); }

/* Reduced Motion Override */
@media (prefers-reduced-motion: reduce) {
  [data-aos] { opacity: 1 !important; transform: none !important; transition: none !important; }
}