/* ========================================
   Responsive Styles
   ======================================== */

/* ----------------------------------------
   Tablet (768px ~ 1199px)
   ---------------------------------------- */
@media (max-width: 1199px) {
  .nav-menu {
    gap: 24px;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

  .hero-title {
    font-size: 2.25rem;
  }

  .trust-items {
    gap: 40px;
  }

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

  .value-grid {
    gap: 24px;
  }

  .footer-inner {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 32px;
  }

  .cta-box {
    padding: 32px 40px;
  }
}

/* ----------------------------------------
   Mobile (~ 767px)
   ---------------------------------------- */
@media (max-width: 767px) {
  /* Header */
  .header-inner {
    height: 60px;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 20px;
    gap: 0;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu a {
    padding: 14px 0;
    border-bottom: 1px solid var(--color-gray-100);
  }

  .nav-menu a:last-child {
    border-bottom: none;
  }

  .header-contact {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  /* Hero */
  .hero {
    margin-top: 0;
  }

  .hero {
    margin-top: 0;
  }

  .hero-bg {
    height: 100vh;
    min-height: 500px;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-desc {
    font-size: 1.125rem;
  }

  .hero-desc br {
    display: none;
  }

  .hero-btns {
    flex-direction: column;
  }

  .hero-btns .btn {
    width: 100%;
    justify-content: center;
  }

  /* Hero Trust */
  .hero-trust {
    padding: 20px 0;
  }

  .hero-trust .trust-items {
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px 40px;
  }

  .hero-trust .trust-item {
    flex-direction: column;
    text-align: center;
    gap: 4px;
  }

  .hero-trust .trust-item strong {
    font-size: 2rem;
  }

  .hero-trust .trust-item span {
    font-size: 0.75rem;
  }

  /* Why Section */
  .why-section {
    padding: 60px 0;
  }

  .why-content h2 {
    font-size: 1.5rem;
    margin-bottom: 24px;
  }

  .why-content h2 br {
    display: none;
  }

  .why-content p {
    font-size: 1rem;
  }

  /* Services Section */
  .services-section {
    padding: 60px 0;
  }

  .section-header {
    margin-bottom: 32px;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-card {
    padding: 24px 20px;
  }

  /* Why Section */
  .why-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .why-image {
    order: -1;
  }

  /* Why Features */
  .why-features {
    flex-direction: column;
  }

  .why-feature {
    width: 100%;
  }

  /* Process Section */
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .process-item {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: 16px;
    padding: 16px;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
  }

  .process-num {
    flex-shrink: 0;
    margin-bottom: 0;
  }

  .process-item h4 {
    margin-bottom: 4px;
  }

  /* Portfolio */
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  /* Value Section */
  .value-section {
    padding: 60px 0;
  }

  .value-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .value-item {
    padding: 20px;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
  }

  /* CTA Section */
  .cta-section {
    padding: 0 0 60px;
  }

  .cta-box {
    flex-direction: column;
    text-align: center;
    gap: 20px;
    padding: 32px 24px;
  }

  .cta-content h2 {
    font-size: 1.25rem;
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ----------------------------------------
   Small Mobile (~ 480px)
   ---------------------------------------- */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-title {
    font-size: 1.625rem;
  }

  .btn-lg {
    padding: 14px 24px;
    font-size: 1rem;
  }
}

/* ----------------------------------------
   Subpage Responsive
   ---------------------------------------- */
@media (max-width: 1199px) {
  .services-detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .quote-layout {
    gap: 32px;
  }
}

@media (max-width: 767px) {
  .page-hero {
    margin-top: 60px;
    padding: 40px 0;
  }

  .page-hero h1 {
    font-size: 1.5rem;
  }

  .service-types {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-type {
    padding: 24px;
  }

  .services-detail-grid {
    grid-template-columns: 1fr;
  }

  .special-services-grid {
    grid-template-columns: 1fr;
  }

  .service-process {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  .process-step {
    max-width: 100%;
  }

  .process-arrow {
    transform: rotate(90deg);
    padding: 0;
  }

  .portfolio-grid,
  .portfolio-grid-full {
    grid-template-columns: 1fr;
  }

  .portfolio-filter {
    justify-content: center;
  }

  .quote-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .quote-calculator,
  .quote-form {
    padding: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .about-content h2 br,
  .vision-content .highlight br {
    display: none;
  }

  /* About Page */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-image {
    order: -1;
    max-width: 200px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-card {
    padding: 24px 16px;
  }

  .stat-card strong {
    font-size: 2rem;
  }

  .strengths-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .strength-item {
    padding: 20px;
    background-color: var(--color-gray-50);
    border-radius: var(--radius-md);
  }

  .about-stats {
    flex-wrap: wrap;
    gap: 32px;
  }

  .about-stat strong {
    font-size: 2rem;
  }

  .about-vision {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .history-item {
    flex-direction: column;
    gap: 8px;
  }

  .recruit-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .recruit-contact {
    flex-direction: column;
    align-items: center;
    gap: 24px;
  }

  /* Contact Info */
  .contact-info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .contact-info-item {
    padding: 24px;
  }

  /* Benefits */
  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}