/* ============================================
   VízGázSzerelőMester - Mobile-First Stylesheet
   Színek: víz (kék), gáz/fűtés (narancs/meleg)
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #0077B6;
  --color-primary-dark: #023E8A;
  --color-primary-light: #90E0EF;
  --color-primary-bg: #CAF0F8;
  --color-accent: #F77F00;
  --color-accent-dark: #E36414;
  --color-accent-light: #FDEBD0;
  --color-white: #FFFFFF;
  --color-gray-50: #F8F9FA;
  --color-gray-100: #E9ECEF;
  --color-gray-200: #DEE2E6;
  --color-gray-300: #CED4DA;
  --color-gray-500: #6C757D;
  --color-gray-700: #495057;
  --color-gray-900: #212529;
  --color-success: #2D6A4F;
  --color-danger: #D00000;
  --font-main: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-heading: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  color: var(--color-gray-900);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-gray-900);
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.section {
  padding: 3rem 0;
}

.section--gray {
  background: var(--color-gray-50);
}

.section--primary-bg {
  background: var(--color-primary-bg);
}

.section--dark {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

.section-title {
  font-size: 1.75rem;
  text-align: center;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--color-gray-500);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.text-center { text-align: center; }
.text-accent { color: var(--color-accent); }
.text-primary { color: var(--color-primary); }

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  text-align: center;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn--accent:hover {
  background: var(--color-accent-dark);
  color: var(--color-white);
}

.btn--outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn--white {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn--white:hover {
  background: var(--color-gray-100);
  color: var(--color-primary-dark);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1.1rem;
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

/* --- Header --- */
.site-header {
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-top {
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: 0.4rem 0;
  font-size: 0.85rem;
}

.header-top .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header-top a {
  color: var(--color-primary-light);
}
.header-top a:hover {
  color: var(--color-white);
}

.header-top__phone {
  font-weight: 600;
}

.header-main {
  padding: 0.75rem 0;
}

.header-main .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  white-space: nowrap;
}

.logo:hover {
  color: var(--color-primary);
}

.logo__icon {
  width: 40px;
  height: 40px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

/* --- Navigation --- */
.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1100;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 3px;
  background: var(--color-gray-900);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

.main-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: var(--color-white);
  box-shadow: var(--shadow-lg);
  padding: 5rem 1.5rem 2rem;
  transition: right var(--transition);
  z-index: 1050;
  overflow-y: auto;
}

.main-nav.open {
  right: 0;
}

.main-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.main-nav__item {
  border-bottom: 1px solid var(--color-gray-100);
}

.main-nav__link {
  display: block;
  padding: 0.85rem 0;
  color: var(--color-gray-700);
  font-weight: 500;
  font-size: 1.05rem;
}

.main-nav__link:hover,
.main-nav__link.active {
  color: var(--color-primary);
}

.header-cta {
  display: none;
}

.nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.4);
  z-index: 1040;
}

.nav-overlay.show {
  display: block;
}

/* --- Hero --- */
.hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 3.5rem 0 3rem;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 60px;
  background: var(--color-white);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  backdrop-filter: blur(4px);
}

.hero h1 {
  font-size: 2rem;
  color: var(--color-white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero__text {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 1.5rem;
  max-width: 540px;
}

.hero__buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-top: 2rem;
}

.hero__feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  opacity: 0.9;
}

.hero__feature-icon {
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 0.9rem;
}

/* --- Service Cards --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-card__title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.service-card__text {
  color: var(--color-gray-500);
  font-size: 0.95rem;
  flex: 1;
  margin-bottom: 1rem;
}

.service-card__link {
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.service-card__link::after {
  content: '→';
  transition: transform var(--transition);
}

.service-card__link:hover::after {
  transform: translateX(4px);
}

/* --- Urgent Block --- */
.urgent-block {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
}

.urgent-block h2 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.urgent-block p {
  opacity: 0.95;
  margin-bottom: 1.25rem;
}

.urgent-block__phone {
  font-size: 1.75rem;
  font-weight: 700;
  display: block;
  margin-bottom: 1rem;
  color: var(--color-white);
}

.urgent-block__phone:hover {
  color: var(--color-gray-100);
}

/* --- References / Portfolio --- */
.references-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.reference-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-100);
  transition: all var(--transition);
}

.reference-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.reference-card__img {
  width: 100%;
  height: 200px;
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  font-size: 2.5rem;
  position: relative;
}

.reference-card__badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 0.2rem 0.75rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}

.reference-card__body {
  padding: 1.25rem;
}

.reference-card__title {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.reference-card__meta {
  color: var(--color-gray-500);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.reference-card__text {
  color: var(--color-gray-700);
  font-size: 0.95rem;
}

/* --- Why Us --- */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.why-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.why-item__icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.why-item__title {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.why-item__text {
  color: var(--color-gray-500);
  font-size: 0.9rem;
}

/* --- Areas --- */
.areas-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.area-tag {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--color-gray-700);
  transition: all var(--transition);
}

.area-tag:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 3rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 1.5rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner__buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- About Section / Page --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.about-intro__img {
  width: 100%;
  height: 250px;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  font-size: 3rem;
}

.about-intro__text h2 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.about-intro__text p {
  color: var(--color-gray-700);
  margin-bottom: 1rem;
}

/* --- Process Steps --- */
.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  counter-reset: step;
}

.process-step {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.process-step__number {
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.process-step__title {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.process-step__text {
  color: var(--color-gray-500);
  font-size: 0.9rem;
}

/* --- Forms --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
  color: var(--color-gray-700);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: var(--font-main);
  transition: border-color var(--transition);
  background: var(--color-white);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0,119,182,0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236C757D' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.form-check input[type="checkbox"] {
  margin-top: 0.3rem;
  accent-color: var(--color-primary);
}

.form-note {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  margin-top: 0.75rem;
}

/* --- Contact Info Block --- */
.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-info-item__icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-info-item__title {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.15rem;
}

.contact-info-item__text {
  color: var(--color-gray-500);
  font-size: 0.9rem;
}

.contact-info-item__text a {
  color: var(--color-primary);
}

/* --- Map placeholder --- */
.map-placeholder {
  width: 100%;
  height: 250px;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  font-size: 1rem;
  border: 1px solid var(--color-gray-200);
}

/* --- Breadcrumb --- */
.breadcrumb {
  background: var(--color-gray-50);
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-gray-100);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.85rem;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--color-gray-500);
}

.breadcrumb__item a {
  color: var(--color-primary);
}

.breadcrumb__item:last-child {
  color: var(--color-gray-700);
  font-weight: 500;
}

.breadcrumb__separator {
  color: var(--color-gray-300);
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
  padding: 2.5rem 0 2rem;
  text-align: center;
}

.page-hero h1 {
  color: var(--color-white);
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.page-hero p {
  opacity: 0.9;
  max-width: 550px;
  margin: 0 auto;
}

/* --- Service Detail Page --- */
.service-detail__content {
  max-width: 800px;
}

.service-detail__content h2 {
  font-size: 1.35rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary-dark);
}

.service-detail__content p {
  color: var(--color-gray-700);
  margin-bottom: 1rem;
}

.service-detail__content ul {
  list-style: none;
  margin-bottom: 1rem;
}

.service-detail__content ul li {
  padding: 0.35rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-gray-700);
}

.service-detail__content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

.service-sidebar {
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--color-gray-100);
}

.service-sidebar__title {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary);
}

.service-sidebar__list li {
  margin-bottom: 0;
}

.service-sidebar__list li a {
  display: block;
  padding: 0.6rem 0;
  color: var(--color-gray-700);
  border-bottom: 1px solid var(--color-gray-100);
  font-size: 0.95rem;
}

.service-sidebar__list li a:hover,
.service-sidebar__list li a.active {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

/* --- Reference Detail --- */
.reference-detail__gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.reference-detail__img {
  width: 100%;
  height: 200px;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-500);
  font-size: 2rem;
}

.reference-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.reference-detail__meta-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  color: var(--color-gray-500);
}

/* --- Related --- */
.related-services,
.related-references {
  padding: 2rem 0;
}

/* --- Footer --- */
.site-footer {
  background: var(--color-gray-900);
  color: var(--color-gray-300);
  padding: 3rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-col__title {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-col p {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.footer-col ul li {
  margin-bottom: 0.35rem;
}

.footer-col ul li a {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-col ul li a:hover {
  color: var(--color-primary-light);
}

.footer-contact-item {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  align-items: flex-start;
}

.footer-contact-item__icon {
  color: var(--color-primary-light);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
  font-size: 0.85rem;
}

.footer-bottom__links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-bottom__links a {
  color: var(--color-gray-500);
  font-size: 0.8rem;
}
.footer-bottom__links a:hover {
  color: var(--color-primary-light);
}

/* --- FAQ --- */
.faq-list {
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-200);
}

.faq-item__question {
  width: 100%;
  text-align: left;
  padding: 1rem 0;
  background: none;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-gray-900);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-main);
}

.faq-item__question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.open .faq-item__question::after {
  content: '−';
}

.faq-item__answer {
  display: none;
  padding-bottom: 1rem;
  color: var(--color-gray-700);
  font-size: 0.95rem;
}

.faq-item.open .faq-item__answer {
  display: block;
}

/* --- Service page layout --- */
.service-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

/* ============================================
   RESPONSIVE - Tablet (min-width: 600px)
   ============================================ */
@media (min-width: 600px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

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

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

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

  .about-intro {
    grid-template-columns: 1fr 1fr;
  }

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

/* ============================================
   RESPONSIVE - Desktop (min-width: 900px)
   ============================================ */
@media (min-width: 900px) {
  .container {
    padding: 0 2rem;
  }

  .section {
    padding: 4.5rem 0;
  }

  .section-title {
    font-size: 2.1rem;
  }

  /* Header */
  .nav-toggle {
    display: none;
  }

  .nav-overlay {
    display: none !important;
  }

  .main-nav {
    position: static;
    width: auto;
    max-width: none;
    height: auto;
    box-shadow: none;
    padding: 0;
    overflow: visible;
  }

  .main-nav__list {
    flex-direction: row;
    gap: 0;
  }

  .main-nav__item {
    border-bottom: none;
  }

  .main-nav__link {
    padding: 0.5rem 0.85rem;
    font-size: 0.95rem;
    position: relative;
  }

  .main-nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.85rem;
    right: 0.85rem;
    height: 2px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition);
  }

  .main-nav__link:hover::after,
  .main-nav__link.active::after {
    transform: scaleX(1);
  }

  .header-cta {
    display: inline-flex;
  }

  /* Hero */
  .hero {
    padding: 5rem 0 4rem;
  }

  .hero h1 {
    font-size: 2.75rem;
  }

  .hero__features {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

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

  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  /* Service page layout */
  .service-layout {
    grid-template-columns: 1fr 280px;
  }

  /* Page hero */
  .page-hero {
    padding: 3.5rem 0 2.5rem;
  }

  .page-hero h1 {
    font-size: 2.25rem;
  }

  /* CTA */
  .cta-banner h2 {
    font-size: 2rem;
  }

  /* Map */
  .map-placeholder {
    height: 350px;
  }

  .reference-detail__img {
    height: 300px;
  }
}

/* ============================================
   RESPONSIVE - Large Desktop (min-width: 1100px)
   ============================================ */
@media (min-width: 1100px) {
  .hero h1 {
    font-size: 3rem;
  }

  .about-intro__img {
    height: 350px;
  }

  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --- Animations (reduced motion respected) --- */
@media (prefers-reduced-motion: no-preference) {
  .service-card,
  .reference-card,
  .why-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow var(--transition);
  }

  .service-card.visible,
  .reference-card.visible,
  .why-item.visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Szolgáltatások dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-menu { display: none; position: absolute; top: 100%; left: 0; background: #fff; min-width: 220px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); border-radius: 8px; padding: 0.5rem 0; z-index: 100; }
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown-menu a { display: block; padding: 0.5rem 1rem; color: #333; text-decoration: none; font-size: 0.9rem; }
.nav-dropdown-menu a:hover { background: #f5f5f5; }