:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --primary: #0b5ed7;
  --primary-dark: #0847a6;
  --accent: #f59e0b;
  --text: #0f172a;
  --muted: #5b6b83;
  --line: #e2e8f0;
  --shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
  --radius: 16px;
}

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

body {
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 10% 10%, #ffffff 0%, #f4f7fb 45%, #eef3fb 100%);
  line-height: 1.6;
  opacity: 0;
  transition: opacity 0.35s ease;
}

body.home {
  background: #ffffff;
}

body.loaded {
  opacity: 1;
}

body.fade-out {
  opacity: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.2px;
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  padding: 6px 10px;
  border-radius: 999px;
  transition: all 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(11, 94, 215, 0.12);
  color: var(--primary-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 26px;
  height: 3px;
  background: var(--text);
  border-radius: 999px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

main {
  padding: 40px 0 80px;
}

.section {
  padding: 60px 0;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--muted);
  margin-bottom: 32px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-items: center;
  padding: 60px 0 20px;
}

.hero h1 {
  font-size: 2.6rem;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero p {
  color: var(--muted);
  margin-bottom: 24px;
  font-size: 1.05rem;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--primary);
  color: white;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 12px 24px rgba(11, 94, 215, 0.2);
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(11, 94, 215, 0.28);
}

.button.secondary {
  background: #ffffff;
  color: var(--primary);
  border: 1px solid rgba(11, 94, 215, 0.2);
  box-shadow: none;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(226, 232, 240, 0.6);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.card p {
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  background: rgba(245, 158, 11, 0.16);
  color: #b45309;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
  font-size: 0.85rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  text-align: center;
}

.stats .card {
  padding: 18px;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.stats h3 {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.stats p {
  margin: 0;
}

.page-hero {
  background: linear-gradient(135deg, rgba(11, 94, 215, 0.12), rgba(245, 158, 11, 0.08));
  border-radius: var(--radius);
  padding: 40px;
  margin-bottom: 20px;
}

.timeline {
  display: grid;
  gap: 16px;
  border-left: 3px solid rgba(11, 94, 215, 0.3);
  padding-left: 20px;
}

.timeline-item h4 {
  margin-bottom: 6px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.step {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px;
  border: 1px solid rgba(226, 232, 240, 0.8);
  text-align: center;
}

.step span {
  display: inline-block;
  background: rgba(11, 94, 215, 0.12);
  color: var(--primary-dark);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.8rem;
  margin-bottom: 8px;
  font-weight: 600;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--muted);
  margin-top: 12px;
}

.project-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.project-card .content {
  padding: 24px;
  display: grid;
  gap: 10px;
}

.blog-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(226, 232, 240, 0.6);
  display: grid;
  gap: 14px;
}

.blog-card .meta {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (hover: hover) {
  .card,
  .blog-list-card,
  .blog-card,
  .step {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .card:hover,
  .blog-list-card:hover,
  .blog-card:hover,
  .step:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(15, 23, 42, 0.18);
  }
}

@media (prefers-reduced-motion: reduce) {
  body {
    transition: none;
  }

  .card,
  .blog-list-card,
  .blog-card,
  .step {
    transition: none;
  }
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.blog-list-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(226, 232, 240, 0.6);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.blog-list-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
}

.blog-list-card .content {
  padding: 22px;
  display: grid;
  gap: 12px;
  flex: 1;
}

.blog-list-card .meta {
  color: var(--muted);
  font-size: 0.9rem;
}

.read-button {
  align-self: flex-start;
  margin-top: auto;
}

.article-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  margin-bottom: 16px;
}

.article-hero img {
  width: 100%;
  height: clamp(260px, 45vw, 480px);
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.article-meta {
  color: var(--muted);
  margin-bottom: 14px;
}

.article-body {
  padding-top: 20px;
}

.article-body p {
  margin-bottom: 18px;
}

.article-body p:last-child {
  margin-bottom: 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

form {
  display: grid;
  gap: 16px;
}

input,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  font-family: inherit;
  font-size: 0.95rem;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

footer {
  background: #0f172a;
  color: #e2e8f0;
  padding: 50px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

footer h4 {
  margin-bottom: 10px;
}

footer p,
footer a {
  color: rgba(226, 232, 240, 0.8);
  font-size: 0.95rem;
}

footer a {
  position: relative;
  display: inline-block;
  transition: color 0.2s ease, transform 0.2s ease;
}

footer a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: linear-gradient(90deg, #0b5ed7, #f59e0b);
  border-radius: 999px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

footer a:hover,
footer a:focus-visible {
  color: #ffffff;
  transform: translateY(-1px);
}

footer a:hover::after,
footer a:focus-visible::after {
  transform: scaleX(1);
}

footer a:focus-visible {
  outline: 2px solid rgba(245, 158, 11, 0.6);
  outline-offset: 4px;
  border-radius: 4px;
}

.footer-bottom {
  margin-top: 26px;
  border-top: 1px solid rgba(226, 232, 240, 0.2);
  padding-top: 16px;
  text-align: center;
  color: rgba(226, 232, 240, 0.6);
  font-size: 0.85rem;
}

@media (max-width: 1024px) {
  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .article-hero {
    grid-template-columns: 1fr;
  }

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

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    padding: 0;
    gap: 0;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.2s ease;
    border-bottom: 0;
  }

  .nav-links a {
    padding: 12px 20px;
    width: 100%;
  }

  .nav-links.open {
    max-height: 360px;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
  }

  .page-hero {
    padding: 30px;
  }

  .process-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 640px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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