:root {
  --bg-dark: #0f1113;
  --bg-deep: #15191c;
  --bg-light: #f7f4ef;
  --text-light: #f9f6f0;
  --text-muted: #b4b0a6;
  --text-dark: #1e1f20;
  --steel: #5f676f;
  --accent: #e7902f;
  --accent-glow: rgba(231, 144, 47, 0.25);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 30px 60px rgba(9, 9, 10, 0.45);
  --radius: 18px;
  --transition: 0.4s ease;
}

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

body {
  font-family: "Work Sans", sans-serif;
  color: var(--text-light);
  background: var(--bg-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

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

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

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

.section {
  padding: 100px 0;
}

.section-title {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 48px;
}

.section-title span {
  color: var(--accent);
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 600;
}

.section-title h2 {
  font-size: clamp(2rem, 2.8vw, 2.8rem);
  font-family: "Playfair Display", serif;
  max-width: 620px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: transparent;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 4%;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(8, 10, 12, 0.9);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

.brand {
  font-size: 1.2rem;
  font-weight: 600;
  display: flex;
  gap: 12px;
  align-items: center;
}

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

.brand-mark {
  width: 14px;
  height: 28px;
  background: var(--accent);
  display: inline-block;
  clip-path: polygon(0 0, 100% 0, 70% 100%, 0 100%);
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--text-light);
  display: block;
  margin: 6px 0;
  transition: transform var(--transition);
}

.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(120deg, rgba(21, 25, 28, 0.9), rgba(15, 17, 19, 0.7));
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("https://images.unsplash.com/photo-1489515217757-5fd1be406fef?auto=format&fit=crop&w=1600&q=80");
  background-size: cover;
  background-position: center;
  filter: saturate(0.7) contrast(1.05);
  transform: scale(1.05);
  opacity: 0.55;
  animation: heroZoom 12s ease-in-out infinite alternate;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(231, 144, 47, 0.22), transparent 60%),
    linear-gradient(120deg, rgba(10, 12, 14, 0.95), rgba(10, 12, 14, 0.6));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(720px, 90%);
  margin-left: 8%;
  animation: fadeUp 1s ease forwards;
}

.hero-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.hero h1 {
  font-family: "Playfair Display", serif;
  font-size: clamp(2.5rem, 4vw, 4rem);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 30px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 36px;
}

.hero-badges {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
}

.hero-badges strong {
  font-size: 1.7rem;
}

.hero-badges span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-layers {
  position: absolute;
  right: 8%;
  bottom: -40px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.layer {
  width: 220px;
  height: 120px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(16, 19, 22, 0.6);
  backdrop-filter: blur(8px);
}

.layer-one {
  transform: translateX(40px);
  animation: floatLayer 8s ease-in-out infinite;
}

.layer-two {
  transform: translateX(-10px);
  animation: floatLayer 10s ease-in-out infinite reverse;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: #151515;
  box-shadow: 0 15px 35px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 45px rgba(231, 144, 47, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-secondary:hover,
.btn-outline:hover {
  transform: translateY(-2px);
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-ghost {
  border: 1px solid rgba(231, 144, 47, 0.4);
  padding: 10px 22px;
}

.about {
  background: var(--bg-deep);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: start;
}

.about-text p {
  margin-bottom: 18px;
  color: var(--text-muted);
}

.about-points {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.about-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}

.about-card h3 {
  margin-bottom: 18px;
  font-family: "Playfair Display", serif;
}

.about-card ul {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
  color: var(--text-muted);
}

.services {
  background: var(--bg-dark);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 26px;
  border-radius: var(--radius);
  transition: transform var(--transition), border var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(231, 144, 47, 0.4);
  box-shadow: var(--shadow);
}

.service-icon {
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
  letter-spacing: 0.15em;
}

.projects {
  background: var(--bg-light);
  color: var(--text-dark);
}

.projects .section-title span {
  color: var(--steel);
}

.projects .section-title h2 {
  color: var(--text-dark);
}

.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 30px;
}

.filter-btn {
  background: transparent;
  border: 1px solid rgba(30, 31, 32, 0.2);
  padding: 8px 18px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--accent);
  color: #1b1b1b;
  transform: translateY(-2px);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 26px;
}

.project-card {
  background: #ffffff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 45px rgba(17, 17, 17, 0.15);
  transform: translateY(0);
  transition: transform var(--transition), box-shadow var(--transition);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 30px 55px rgba(17, 17, 17, 0.2);
}

.project-image {
  height: 200px;
  background-size: cover;
  background-position: center;
  transition: transform 0.6s ease;
}

.project-card:hover .project-image {
  transform: scale(1.08);
}

.project-info {
  padding: 18px 20px 24px;
}

.why {
  background: var(--bg-deep);
}

.why-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.why-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px;
  border-radius: var(--radius);
  transition: transform var(--transition);
}

.why-card:hover {
  transform: translateY(-6px);
}

.stats {
  background: linear-gradient(120deg, rgba(231, 144, 47, 0.15), rgba(10, 11, 12, 0.9));
}

.stats-grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stat-card {
  background: rgba(10, 12, 14, 0.7);
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid rgba(231, 144, 47, 0.2);
  text-align: center;
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
}

.testimonials {
  background: var(--bg-dark);
}

.testimonial-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.03);
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform var(--transition), border var(--transition);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: rgba(231, 144, 47, 0.35);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  color: var(--text-muted);
}

.avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2e3236, #1a1c1f);
}

.faq {
  background: var(--bg-deep);
}

.faq-list {
  display: grid;
  gap: 16px;
}

.faq details {
  background: rgba(255, 255, 255, 0.03);
  padding: 18px 22px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: border var(--transition);
}

.faq details[open] {
  border-color: rgba(231, 144, 47, 0.4);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.faq p {
  color: var(--text-muted);
  margin-top: 10px;
}

.contact {
  background: var(--bg-dark);
}

.contact-grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.contact-card {
  background: rgba(255, 255, 255, 0.03);
  padding: 20px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 16px;
}

.map-card iframe {
  border: none;
  width: 100%;
  height: 220px;
  border-radius: 12px;
}

.contact-form {
  display: grid;
  gap: 14px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 28px;
  border-radius: var(--radius);
}

.form-row {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

input,
select,
textarea {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 14px;
  color: var(--text-light);
  border-radius: 8px;
  font-family: inherit;
}

select:invalid {
  color: rgba(255, 255, 255, 0.6);
}

select option {
  background: #f7f4ef;
  color: #1e1f20;
}

input::placeholder,
textarea::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.form-note {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer {
  background: #0b0d0f;
  padding: 60px 0 20px;
}

.footer-grid {
  display: grid;
  gap: 30px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.footer a {
  color: var(--text-muted);
  display: block;
  margin-top: 10px;
}

.footer-bottom {
  text-align: center;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 40px;
  padding-top: 18px;
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

@keyframes heroZoom {
  from {
    transform: scale(1.03);
  }
  to {
    transform: scale(1.09);
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatLayer {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-16px);
  }
}

@media (max-width: 900px) {
  .navbar {
    padding: 18px 6%;
  }

  .nav-links {
    position: absolute;
    right: 6%;
    top: 70px;
    background: rgba(8, 10, 12, 0.97);
    padding: 18px;
    border-radius: 12px;
    display: none;
    flex-direction: column;
    gap: 16px;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero-content {
    margin: 0 auto;
    text-align: left;
  }

  .hero-layers {
    display: none;
  }
}

@media (max-width: 600px) {
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }

  .hero-bg,
  .layer,
  .reveal,
  .service-card,
  .project-card,
  .testimonial-card {
    animation: none !important;
    transition: none !important;
  }
}