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

:root {
  --dark: #21282e;
  --dark-soft: #353537;
  --gray-text: #6b7278;
  --orange: #ff4429;
  --amber: #ffbb02;
  --light-bg: #f4f4f4;
  --light-blue: #e9f1f4;
  --border-color: #e4e4e4;
  --font-body: 'Roboto', sans-serif;
  --font-heading: 'Oswald', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray-text);
  line-height: 1.7;
  background: #fff;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--dark);
  line-height: 1.25;
  text-transform: uppercase;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: 3px;
  transition: all 0.25s ease;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--orange);
  color: #fff;
}
.btn-primary:hover { background: #e8391f; }
.btn-outline {
  border-color: #fff;
  color: #fff;
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-small {
  padding: 8px 18px;
  font-size: 12px;
  background: var(--amber);
  color: var(--dark);
}
.btn-small:hover { background: #e6a800; }

/* ===== Header ===== */
.topbar {
  background: var(--dark);
  color: #cfd3d6;
  font-size: 13px;
}
.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 24px;
}
.topbar-contact span { margin-right: 24px; }
.icon { font-style: normal; margin-right: 4px; color: var(--amber); }

.navbar {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 100;
}
.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 24px;
}
.logo { display: inline-block; }
.logo img { height: 56px; width: auto; display: block; }
.main-nav ul { display: flex; gap: 32px; }
.main-nav a {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--dark);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.main-nav a:hover,
.main-nav a.active {
  color: var(--orange);
  border-bottom-color: var(--orange);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  color: var(--dark);
  cursor: pointer;
}

/* ===== Hero Slider ===== */
.hero { position: relative; color: #fff; }
.hero-slider {
  position: relative;
  min-height: 640px;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease;
}
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(20,24,28,0.55), rgba(20,24,28,0.75));
}
.hero-content { position: relative; z-index: 2; max-width: 640px; }
.eyebrow {
  display: inline-block;
  color: var(--amber);
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 13px;
  margin-bottom: 16px;
}
.eyebrow.center { display: block; text-align: center; }
.hero h1 {
  color: #fff;
  font-size: 56px;
  font-weight: 700;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--orange); }
.hero-text {
  color: #dcdfe2;
  font-size: 17px;
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-buttons { display: flex; gap: 16px; }

.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.4);
  background: rgba(20,24,28,0.35);
  color: #fff;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.2s ease;
}
.hero-arrow:hover { background: var(--orange); border-color: var(--orange); }
.hero-arrow-prev { left: 24px; }
.hero-arrow-next { right: 24px; }

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 10px;
}
.hero-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid #fff;
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease;
}
.hero-dot.is-active { background: var(--orange); border-color: var(--orange); }

/* ===== Page Banner (interior pages) ===== */
.page-banner {
  position: relative;
  min-height: 260px;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(20,24,28,0.65), rgba(20,24,28,0.75)), var(--banner-image) center/cover no-repeat;
  color: #fff;
}
.page-banner h1 { color: #fff; font-size: 42px; }
.breadcrumb { margin-top: 12px; font-size: 14px; letter-spacing: 0.5px; color: #cfd3d6; }
.breadcrumb a { color: #cfd3d6; }
.breadcrumb a:hover { color: var(--amber); }
.breadcrumb .sep { margin: 0 8px; color: var(--amber); }

/* ===== Sections (generic) ===== */
.section { padding: 96px 0; }
.section-header { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-header h2 { font-size: 34px; margin-bottom: 16px; }
.section-sub { color: var(--gray-text); font-size: 16px; }
.section-cta { text-align: center; margin-top: 48px; }

/* ===== Features ===== */
.features { background: var(--light-bg); padding-bottom: 40px; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.feature-card {
  background: #fff;
  padding: 40px 28px;
  text-align: center;
  border-radius: 4px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.05);
  transition: transform 0.25s ease;
}
.feature-card:hover { transform: translateY(-6px); }
.feature-icon {
  font-size: 40px;
  margin-bottom: 20px;
}
.feature-card h3 { font-size: 18px; margin-bottom: 12px; }
.feature-card p { font-size: 15px; }

/* ===== Projects ===== */
.projects { padding-top: 40px; }
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.project-card {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 4px;
}
.project-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.project-card:hover img { transform: scale(1.06); }
.project-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 20px;
  background: linear-gradient(to top, rgba(20,24,28,0.9), rgba(20,24,28,0));
  color: #fff;
}
.project-info h3 { color: #fff; font-size: 17px; margin-bottom: 4px; }
.project-info span { font-size: 13px; color: var(--amber); text-transform: uppercase; letter-spacing: 1px; }

/* ===== CTA Banner ===== */
.cta-banner { background: var(--light-blue); padding: 56px 0; }
.cta-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-inner h2 { font-size: 26px; margin-bottom: 8px; }
.cta-inner p { font-size: 15px; }

/* ===== About ===== */
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.about-image img { border-radius: 6px; }
.about-content h2 { font-size: 32px; margin: 12px 0 20px; }
.about-content p { margin-bottom: 28px; }
.stats-row { display: flex; gap: 40px; }
.about-content > .btn { margin-top: 32px; }
.stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 32px;
  color: var(--orange);
}
.stat span { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; }

/* ===== Testimonials ===== */
.testimonials { background: var(--light-bg); }
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: #fff;
  padding: 32px;
  border-radius: 4px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.05);
}
.testimonial-card p { font-style: italic; margin-bottom: 20px; }
.testimonial-author strong { display: block; color: var(--dark); font-family: var(--font-heading); }
.testimonial-author span { font-size: 13px; }

/* ===== Clients ===== */
.clients { padding-top: 40px; padding-bottom: 40px; }
.client-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  align-items: center;
}
.client-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  filter: grayscale(100%);
  opacity: 0.6;
  transition: filter 0.25s ease, opacity 0.25s ease;
}
.client-logo:hover { filter: grayscale(0%); opacity: 1; }
.client-logo img { max-height: 48px; width: auto; }

/* ===== Contact ===== */
.contact-form { max-width: 720px; margin: 0 auto; }
.form-row { display: flex; gap: 20px; margin-bottom: 20px; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-color);
  border-radius: 3px;
  font-family: var(--font-body);
  font-size: 15px;
  margin-bottom: 20px;
}
.contact-form textarea { resize: vertical; }
.contact-form .btn { border: none; cursor: pointer; }
.contact-form .btn:disabled { opacity: 0.7; cursor: not-allowed; }
.form-status:empty { display: none; }
.form-status {
  margin-top: 20px;
  padding: 16px;
  border-radius: 4px;
  font-size: 15px;
}
.form-status-success { color: #256a3e; background: #eaf7ee; border: 1px solid #c9ead3; }
.form-status-error { color: #b3261e; background: #fdecea; border: 1px solid #f8c9c2; }

/* ===== Contact Page Layout ===== */
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: start; }
.contact-grid .contact-form { max-width: none; margin: 0; }
.contact-info-card { background: var(--dark); color: #fff; padding: 40px; border-radius: 4px; }
.contact-info-card h3 { color: #fff; font-size: 20px; margin-bottom: 28px; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-info-item:last-child { margin-bottom: 0; }
.contact-info-item .icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}
.contact-info-item strong { display: block; color: #fff; font-family: var(--font-heading); font-size: 15px; margin-bottom: 4px; }
.contact-info-item span, .contact-info-item a { color: #b6bcc1; font-size: 14px; }
.contact-info-item a:hover { color: var(--amber); }
.map-embed {
  margin-top: 32px;
  border-radius: 4px;
  overflow: hidden;
  height: 220px;
}
.map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ===== Mission / Vision (About page) ===== */
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.mv-card { background: var(--light-bg); padding: 40px; border-radius: 4px; }
.mv-card .feature-icon { font-size: 36px; margin-bottom: 16px; }
.mv-card h3 { font-size: 20px; margin-bottom: 12px; }

/* ===== Service Detail Rows (Services page) ===== */
.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 88px;
}
.service-row:last-child { margin-bottom: 0; }
.service-row.reverse .service-image { order: 2; }
.service-image img { border-radius: 6px; }
.service-content .eyebrow { display: block; }
.service-content h2 { font-size: 28px; margin: 8px 0 16px; }
.service-content ul { margin-top: 20px; }
.service-content ul li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  font-size: 15px;
}
.service-content ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--orange);
  font-weight: 700;
}

/* ===== Footer ===== */
.site-footer { background: var(--dark); color: #b6bcc1; }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding: 72px 24px 48px;
}
.footer-logo {
  margin-bottom: 16px;
  background: #fff;
  padding: 10px 16px;
  border-radius: 4px;
}
.footer-logo img { height: 44px; }
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 20px;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col a:hover { color: var(--amber); }
address { font-style: normal; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .feature-grid, .project-grid, .testimonial-grid, .client-grid, .values-grid { grid-template-columns: 1fr 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero h1 { font-size: 42px; }
  .contact-grid { grid-template-columns: 1fr; }
  .mv-grid { grid-template-columns: 1fr; }
  .service-row { grid-template-columns: 1fr; gap: 32px; margin-bottom: 56px; }
  .service-row.reverse .service-image { order: 0; }
}

@media (max-width: 640px) {
  .topbar-contact span:last-child { display: none; }
  .main-nav { display: none; }
  .nav-toggle { display: block; }
  .feature-grid, .project-grid, .testimonial-grid, .footer-inner, .client-grid, .values-grid { grid-template-columns: 1fr; }
  .hero-slider { min-height: 520px; text-align: center; }
  .page-banner { min-height: 200px; text-align: center; }
  .page-banner h1 { font-size: 30px; }
  .hero-content { margin: 0 auto; }
  .hero-buttons { justify-content: center; }
  .hero h1 { font-size: 34px; }
  .hero-arrow { width: 36px; height: 36px; }
  .hero-arrow-prev { left: 10px; }
  .hero-arrow-next { right: 10px; }
  .form-row { flex-direction: column; gap: 0; }
  .cta-inner { justify-content: center; text-align: center; }
}