/* 上海通邦自动化 — 企业官网样式 */
:root {
  --color-primary: #0c2d48;
  --color-primary-light: #145374;
  --color-accent: #2e8bc0;
  --color-accent-soft: #e8f4fc;
  --color-text: #1a1a2e;
  --color-text-muted: #5a6270;
  --color-bg: #f7f9fc;
  --color-white: #ffffff;
  --color-border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(12, 45, 72, 0.08);
  --shadow-md: 0 4px 20px rgba(12, 45, 72, 0.1);
  --shadow-lg: 0 12px 40px rgba(12, 45, 72, 0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --max-width: 1200px;
  --header-height: 72px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-primary-light);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow 0.3s;
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.logo-img {
  height: 44px;
  width: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 1px 4px rgba(12, 45, 72, 0.12);
}

.logo-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.logo-main {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.logo-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 32px;
}

.nav-list a {
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  margin: 5px 0;
  transition: 0.3s;
}

/* Hero */
.hero {
  padding: calc(var(--header-height) + 80px) 0 100px;
  background: linear-gradient(165deg, var(--color-primary) 0%, var(--color-primary-light) 55%, #1a6b8a 100%);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 20%, rgba(46, 139, 192, 0.25) 0%, transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
}

.hero-content h1 {
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}

.hero-tagline {
  font-size: 1.125rem;
  opacity: 0.9;
  margin-bottom: 16px;
  font-weight: 400;
  max-width: 520px;
}

.hero-intro {
  font-size: 0.9375rem;
  line-height: 1.7;
  opacity: 0.88;
  margin-bottom: 28px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  font-family: inherit;
}

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

.btn-primary:hover {
  background: var(--color-accent-soft);
  color: var(--color-primary);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-white);
  color: var(--color-white);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.stat-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(8px);
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.875rem;
  opacity: 0.85;
}

/* Sections */
.section {
  padding: 88px 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1rem;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.section-alt .service-card {
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-accent);
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Projects */
.projects-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.filter-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.filter-tab {
  padding: 8px 18px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  background: var(--color-white);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}

.filter-tab:hover,
.filter-tab.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-image {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #d4e4f0 0%, #a8c8dc 100%);
  position: relative;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-image .placeholder-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  font-size: 0.875rem;
  opacity: 0.6;
}

.project-body {
  padding: 22px;
}

.project-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.project-tag {
  font-size: 0.75rem;
  padding: 3px 10px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 100px;
}

.project-body h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
  line-height: 1.4;
}

.project-body p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-year {
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Why us */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  text-align: center;
  padding: 32px 20px;
}

.why-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 12px;
  opacity: 0.3;
  line-height: 1;
}

.why-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-size: 0.9375rem;
  line-height: 1.8;
}

.cert-list {
  list-style: none;
  display: grid;
  gap: 12px;
}

.cert-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--color-text);
}

.cert-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  flex-shrink: 0;
}

/* News ticker */
.news-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}

.news-box-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.news-box-head h3 {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin: 0;
}

.news-more {
  font-size: 0.875rem;
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
}

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

.news-ticker {
  position: relative;
  height: 280px;
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 12%, #000 88%, transparent);
}

.news-ticker::before,
.news-ticker::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 28px;
  z-index: 1;
  pointer-events: none;
}

.news-ticker::before {
  top: 0;
  background: linear-gradient(to bottom, var(--color-white), transparent);
}

.news-ticker::after {
  bottom: 0;
  background: linear-gradient(to top, var(--color-white), transparent);
}

.news-list {
  list-style: none;
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  will-change: transform;
}

.news-ticker.is-scrolling .news-list {
  animation: news-scroll-up var(--news-duration, 18s) linear infinite;
}

.news-ticker.is-scrolling:hover .news-list {
  animation-play-state: paused;
}

@keyframes news-scroll-up {
  from { transform: translateY(0); }
  to { transform: translateY(-50%); }
}

.news-item {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 16px;
  align-items: center;
  min-height: 70px;
  padding: 14px 8px;
  border-bottom: 1px dashed var(--color-border);
  cursor: pointer;
  transition: background 0.15s;
}

.news-item:hover {
  background: var(--color-accent-soft);
}

.news-date {
  font-size: 0.8125rem;
  color: var(--color-accent);
  font-weight: 600;
  line-height: 1.3;
}

.news-date span {
  display: block;
  font-size: 1.125rem;
  color: var(--color-primary);
}

.news-body h4 {
  font-size: 0.9375rem;
  color: var(--color-primary);
  margin-bottom: 4px;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-body p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border-radius: 100px;
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .news-ticker.is-scrolling .news-list {
    animation: none;
  }
}

/* All projects page */
.all-projects-page {
  padding: calc(var(--header-height) + 40px) 0 64px;
  background: var(--color-bg);
  min-height: 70vh;
}

.all-projects-page .section-header h1 {
  font-size: 2rem;
  color: var(--color-primary);
}

.all-projects-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.all-search {
  min-width: 220px;
  flex: 1;
  max-width: 320px;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-family: inherit;
  font-size: 0.875rem;
  background: #fff;
}

.all-projects-count {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}

.all-projects-list {
  list-style: none;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.all-project-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.all-project-row:last-child {
  border-bottom: none;
}

.all-project-date {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
}

.all-project-body h3 {
  font-size: 0.9375rem;
  color: var(--color-primary);
  font-weight: 600;
  line-height: 1.45;
}

.all-project-body p {
  margin-top: 4px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.all-projects-empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--color-text-muted);
}

.nav-current {
  color: var(--color-accent) !important;
}

@media (max-width: 720px) {
  .all-project-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .all-projects-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .all-search {
    max-width: none;
  }
}

/* Downloads */
.downloads-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 8px 24px;
  box-shadow: var(--shadow-sm);
}

.downloads-list {
  list-style: none;
}

.downloads-empty {
  padding: 28px 8px;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.download-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 8px;
  border-bottom: 1px solid var(--color-border);
}

.download-item:last-child {
  border-bottom: none;
}

.download-info h4 {
  font-size: 1rem;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.download-info p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h3 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent-soft);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-item-text span {
  font-size: 0.9375rem;
  color: var(--color-text);
}

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.contact-form h3 {
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 12px;
}

/* Footer */
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.8);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo-main {
  color: var(--color-white);
  margin-bottom: 0;
  font-size: 1.0625rem;
}

.footer-logo-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.footer-logo {
  height: 40px;
  width: 40px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  opacity: 0.8;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.9375rem;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  opacity: 0.7;
  flex-wrap: wrap;
  gap: 12px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(12, 45, 72, 0.6);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-project {
  max-width: 880px;
  padding: 24px;
}

.modal-gallery {
  margin: -8px 0 20px;
}

.modal-gallery-main {
  aspect-ratio: 16 / 10;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.modal-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-gallery-thumbs {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.modal-thumb {
  width: 88px;
  height: 58px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  background: var(--color-bg);
  transition: border-color 0.2s;
}

.modal-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.modal-thumb.active,
.modal-thumb:hover {
  border-color: var(--color-accent);
}

.modal-gallery-empty {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border);
}

.modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s;
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
  line-height: 1;
}

.modal h2 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 8px;
  padding-right: 32px;
}

.modal-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.modal p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.modal-client {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
  .services-grid,
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
  }

  .nav-list.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle {
    display: block;
  }

  .hero-content h1 {
    font-size: 1.75rem;
  }

  .services-grid,
  .why-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

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

  .news-item {
    grid-template-columns: 56px 1fr;
  }

  .news-item .news-tag {
    grid-column: 2;
    justify-self: start;
    margin-top: -8px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }
}