/* ============================================
   Coresoft - Premium Responsive Styles
   Breakpoints: 1200px, 992px, 768px, 576px, 400px
   ============================================ */

@media (min-width: 993px) {
  .logo-img { height: 55px; }
}

/* ===== 1400px ===== */
@media (max-width: 1400px) {
  .container { max-width: 1140px; }
  .hero-title { font-size: 3rem; }
  .hero-section .container { gap: 60px; }
}

/* ===== 1366px ===== */
@media (max-width: 1366px) {
  .hero-section .container { gap: 56px; }
  .hero-title { font-size: 3rem; }
}

/* ===== 1200px ===== */
@media (max-width: 1200px) {
  .container { max-width: 100%; padding: 0 24px; }
  .hero-title { font-size: 3rem; }
  .hero-section .container { gap: 48px; grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .training-grid { grid-template-columns: repeat(3, 1fr); }
  .process-timeline { grid-template-columns: repeat(4, 1fr); }
  .process-timeline::before { display: none; }
  .whychoose-grid { grid-template-columns: repeat(4, 1fr); }
  .industries-grid { grid-template-columns: repeat(3, 1fr); }
  .industries-grid .industry-card:nth-child(7),
  .industries-grid .industry-card:nth-child(8),
  .industries-grid .industry-card:nth-child(9) { grid-column: auto; max-width: none; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .courses-grid { grid-template-columns: repeat(3, 1fr); }
  .partners-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== 1024px ===== */
@media (max-width: 1024px) {
  .hero-section .container { gap: 48px; grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 2.625rem; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .process-timeline { grid-template-columns: repeat(4, 1fr); }
  .process-timeline::before { display: none; }
  .partners-grid { grid-template-columns: repeat(4, 1fr); }
  .industries-grid { grid-template-columns: repeat(3, 1fr); }
  .industries-grid .industry-card:nth-child(7),
  .industries-grid .industry-card:nth-child(8),
  .industries-grid .industry-card:nth-child(9) { grid-column: auto; max-width: none; }
}

/* ===== 992px ===== */
@media (max-width: 992px) {
  .container { padding: 0 24px; }
  .section-padding { padding: 80px 0; }
  .section-header h2 { font-size: 32px; }
  .section-header { margin-bottom: 48px; }

  /* Top Bar */
  #top-bar {
    text-align: center;
    height: auto;
    min-height: 40px;
    padding: 6px 0;
  }
  #top-bar .container {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }
  .top-bar-left,
  .top-bar-right {
    justify-content: center;
    width: 100%;
  }
  .top-bar-left { flex-wrap: wrap; }

  /* Hero */
  .hero-section { height: auto; min-height: auto; padding: 80px 0 60px; }
  .hero-section .container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-content { order: 1; }
  .hero-image { order: 0; }
  .hero-title { font-size: 42px; }
  .hero-subtitle { font-size: 18px; margin: 0 auto 28px; }
  .hero-buttons { justify-content: center; }
  .hero-img-wrapper { width: 300px; height: 300px; }
  .hero-trusted { justify-content: center; }
  .hero-trusted-logos { justify-content: center; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-content { text-align: center; }
  .about-content .btn-primary { justify-content: center; }
  .about-highlights { grid-template-columns: repeat(2, 1fr); }

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

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

  /* Process */
  .process-timeline { grid-template-columns: repeat(3, 1fr); }

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

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

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .stat-card { padding: 24px; }

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

  /* CTA */
  .cta-content h2 { font-size: 32px; }

  /* Footer */
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }

  /* Page Hero */
  .page-hero { padding: 80px 0 56px; }
  .page-hero-content h1 { font-size: 32px; }

  /* About Inner Pages */
  .vm-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .leadership-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }

  /* Service Pages */
  .service-detail-card { grid-template-columns: 1fr; text-align: center; }
  .service-detail-icon { margin: 0 auto; }
  .service-features { grid-template-columns: 1fr; }

  /* Training Pages */
  .methodology-grid { grid-template-columns: repeat(2, 1fr); }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }

  /* Placement */
  .placement-steps-grid { grid-template-columns: repeat(2, 1fr); }

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

  /* Stories */
  .stories-grid { grid-template-columns: 1fr; max-width: 450px; margin: 0 auto; }

  /* Internship / Campus */
  .internship-grid { grid-template-columns: repeat(2, 1fr); }
  .campus-grid { grid-template-columns: repeat(2, 1fr); }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  /* Timeline */
  .timeline::before { left: 20px; }
  .timeline-item {
    flex-direction: column !important;
    text-align: left !important;
    padding-left: 46px;
  }
  .timeline-year { margin: 0 0 16px 0; flex: none; align-self: flex-start; }

  /* Navigation */
  .hamburger { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    max-width: 80vw;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 28px 40px;
    gap: 8px;
    box-shadow: -8px 0 24px rgba(0,0,0,0.06);
    transition: right 0.35s ease;
    z-index: 1003;
  }
  .nav-menu.open { right: 0; }
  .nav-link { font-size: 1rem; }
  .nav-btn {
    display: inline-flex;
    margin-left: 0;
    padding: 12px 24px;
    font-size: 0.88rem;
    flex-shrink: 0;
  }

  /* Mobile Nav Overlay */
  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 1002;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
  }
  .nav-overlay.open {
    opacity: 1;
    visibility: visible;
  }
}

/* ===== 768px ===== */
@media (max-width: 768px) {
  .container { padding: 0 24px; }
  .section-padding { padding: 60px 0; }
  .section-header h2 { font-size: 28px; }
  .section-header { margin-bottom: 40px; }
  .logo-img { height: 45px; }
  .footer-logo .logo-img { height: 45px; }

  /* Top Bar */
  #top-bar { padding: 8px 0; }
  #top-bar .container { gap: 4px; }
  .top-bar-left,
  .top-bar-right {
    font-size: 0.78rem;
    justify-content: center;
    gap: 8px;
  }
  .top-bar-left span,
  .top-bar-right a { font-size: 0.75rem; }

  /* Hero */
  .hero-section { padding: 60px 0 50px; }
  .hero-title { font-size: 34px; }
  .hero-subtitle { font-size: 1rem; }
  .hero-content { order: 0; }
  .hero-image { order: 1; }
  .hero-img-wrapper { width: 100%; height: 350px; }
  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-buttons .btn { justify-content: center; width: 100%; }

  /* About */
  .about-highlights { grid-template-columns: repeat(2, 1fr); }

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

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

  /* Process */
  .process-timeline { grid-template-columns: repeat(2, 1fr); }

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

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

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-number { font-size: 2rem; }
  .stat-card { padding: 20px; }

  /* Gallery */
  .gallery-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* CTA */
  .cta-content h2 { font-size: 28px; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { justify-content: center; }

  /* Footer */
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .newsletter-form { flex-direction: column; }
  .newsletter-form .btn-primary { justify-content: center; }

  /* Page Hero */
  .page-hero { padding: 80px 0 44px; }
  .page-hero-content h1 { font-size: 28px; }

  /* Values */
  .values-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* Achievements */
  .achievements-grid { grid-template-columns: 1fr; max-width: 320px; margin: 0 auto; }

  /* Methodology */
  .methodology-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* Courses */
  .courses-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* Placement */
  .placement-steps-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

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

  /* Internship / Campus */
  .internship-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }
  .campus-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* Contact */
  .contact-form-wrapper { padding: 24px; }

  /* Testimonials */
  .testimonial-card { padding: 28px 20px; }

  /* Trusted Logos */
  .hero-trusted-label { font-size: 0.72rem; }
  .trusted-logo-card { font-size: 0.9rem; }
}

/* ===== 576px ===== */
@media (max-width: 576px) {
  .container { padding: 0 24px; }
  .section-padding { padding: 48px 0; }
  .section-header h2 { font-size: 24px; }
  .section-header { margin-bottom: 32px; }

  /* Top Bar */
  #top-bar .container { gap: 2px; }
  .top-bar-left span { display: inline-block; }
  .top-bar-right { gap: 8px; }

  /* Hero */
  .hero-title { font-size: 34px; }
  .hero-img-wrapper { width: 100%; height: 320px; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { justify-content: center; }
  .hero-trusted { flex-direction: column; gap: 16px; align-items: center; }
  .hero-trusted-logos { justify-content: center; flex-wrap: wrap; }

  /* Services */
  .services-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .service-card-top { display: none; }

  /* Training */
  .training-grid { grid-template-columns: 1fr; max-width: 340px; margin: 0 auto; }

  /* Process */
  .process-timeline { grid-template-columns: 1fr; max-width: 340px; margin: 0 auto; }

  /* Why Choose */
  .whychoose-grid { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }

  /* Industries */
  .industries-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .industry-card { padding: 22px 14px; }

  /* Stats */
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-number { font-size: 1.8rem; }
  .stat-label { font-size: 0.85rem; }
  .stat-card { padding: 16px; }

  /* CTA */
  .cta-content h2 { font-size: 24px; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { justify-content: center; }

  /* Map */
  .map-container { height: 240px; }

  /* Footer */
  .footer-section { padding: 48px 0 0; }
  .footer-grid { gap: 24px; }
  .footer-bottom p { font-size: 0.75rem; }

  /* Page Hero */
  .page-hero-content h1 { font-size: 24px; }

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

  /* Gallery */
  .gallery-grid { max-width: 320px; }

  /* Trusted Logo Cards */
  .trusted-logo-card { padding: 10px 16px; font-size: 0.82rem; }
}

/* ===== 400px ===== */
@media (max-width: 400px) {
  .container { padding: 0 24px; }
  .section-padding { padding: 40px 0; }
  .section-header h2 { font-size: 22px; }
  .hero-title { font-size: 34px; }
  .hero-img-wrapper { width: 100%; height: 280px; }
  .hero-subtitle { font-size: 0.92rem; }
  .stat-number { font-size: 1.5rem; }
  .footer-grid { gap: 24px; }
  .page-hero-content h1 { font-size: 22px; }
  .cta-content h2 { font-size: 22px; }
  .trusted-logo-card { font-size: 0.75rem; padding: 8px 12px; }
  .top-bar-left,
  .top-bar-right { font-size: 0.72rem; }
  .top-bar-left span,
  .top-bar-right a { font-size: 0.7rem; }
}