/* Jenet Engineering — design system
   Palette: deep steel blue (brand/nav/footer) + charcoal ink + industrial amber accent (CTAs).
   System font stack by design — no external font requests (keeps CSP tight, keeps pages fast). */

:root {
  --color-ink: #14181c;
  --color-muted: #5b6770;
  --color-bg: #ffffff;
  --color-surface: #f2f4f6;
  --color-border: #dde1e6;
  --color-primary: #0f3552;
  --color-primary-dark: #0a2538;
  --color-primary-light: #1c5a86;
  --color-accent: #d97a1f;
  --color-accent-dark: #b8650f;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1180px;
  --radius: 4px;
  --header-height: 96px;
}

/* Self-hosted (CSP font-src is 'self' — no external font requests). Only fetched by the
   browser once Amharic text is actually rendered on the page. */
@font-face {
  font-family: "Noto Sans Ethiopic";
  src: url("/fonts/NotoSansEthiopic.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Amharic script fallback — applied once the language toggle sets <html class="lang-am">. */
html.lang-am body,
html.lang-am button,
html.lang-am input,
html.lang-am textarea,
html.lang-am select {
  font-family: "Noto Sans Ethiopic", var(--font-sans);
}

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

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

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

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 0.6em;
  color: var(--color-ink);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; color: var(--color-ink); }

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

.list-plain {
  margin: 0 0 1em;
  padding-left: 1.25rem;
}

.list-plain li {
  margin-bottom: 0.5rem;
  color: var(--color-ink);
}

.list-plain li:last-child {
  margin-bottom: 0;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4.5rem 0;
}

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

.cta-photo {
  background:
    linear-gradient(rgba(10, 37, 56, 0.85), rgba(10, 37, 56, 0.85)),
    url("/images/web/factory-aerial-view.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
}

.cta-photo h2 {
  color: #fff;
}

.cta-photo p {
  color: rgba(255, 255, 255, 0.8);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  margin-bottom: 0.75rem;
}

.eyebrow--on-dark {
  color: rgba(255, 255, 255, 0.85);
}

.text-on-dark {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

.mt-lg {
  margin-top: 2rem;
}

/* ---------- Scroll reveal (classes added by site.js; see prefers-reduced-motion gate there) ---------- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Header / Nav ---------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  background: var(--color-primary);
  border-bottom-color: var(--color-primary-dark);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding-top: 8px;
  padding-bottom: 8px;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  min-width: 0;
  flex-shrink: 1;
}

.brand img {
  height: 40px;
  width: auto;
  display: block;
  transition: transform 0.25s ease;
}

.brand:hover img {
  transform: scale(1.06);
}

.brand-text {
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.2;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  flex-shrink: 0;
}

.main-nav ul {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  position: relative;
  color: rgba(255, 255, 255, 0.88);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.25s ease;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: #fff;
}

.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  width: 100%;
}

.main-nav a.cta-link {
  background: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.main-nav a.cta-link::after {
  display: none;
}

.main-nav a.cta-link:hover {
  background: var(--color-accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.25);
}

.lang-switch-item {
  display: flex;
  align-items: center;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  padding: 2px;
}

.lang-switch button {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.lang-switch button:hover {
  color: #fff;
}

.lang-switch button.is-active {
  background: var(--color-accent);
  color: #fff;
}

@media (max-width: 860px) {
  .nav-toggle { display: block; }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    padding: 1rem 1.5rem 1.5rem;
    max-height: calc(100vh - 100%);
    overflow-y: auto;
  }

  .main-nav.is-open { display: block; }

  .main-nav ul {
    flex-direction: column;
    gap: 0.25rem;
  }

  .main-nav a {
    display: block;
    padding: 0.6rem 0;
  }
}

/* ---------- Page-level header offset (site-header is fixed) ---------- */

main {
  padding-top: var(--header-height);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(10, 37, 56, 0.62), rgba(15, 53, 82, 0.48)),
    url("/images/web/corridor-development-project.jpg");
  background-size: cover;
  background-position: center;
  color: #fff;
  margin-top: calc(var(--header-height) * -1);
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5.5rem;
}

.hero h1 {
  color: #fff;
  max-width: 780px;
}

.hero p.lead {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.15rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

@media (prefers-reduced-motion: no-preference) {
  .hero .eyebrow--on-dark,
  .hero h1,
  .hero p.lead,
  .hero .hero-actions {
    opacity: 0;
    animation: fade-up-in 0.7s ease forwards;
  }

  .hero .eyebrow--on-dark { animation-delay: 0.05s; }
  .hero h1 { animation-delay: 0.15s; }
  .hero p.lead { animation-delay: 0.3s; }
  .hero .hero-actions { animation-delay: 0.45s; }
}

@keyframes fade-up-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(10, 37, 56, 0.68), rgba(15, 53, 82, 0.55)),
    var(--color-primary);
  background-size: cover;
  background-position: center;
  color: #fff;
  margin-top: calc(var(--header-height) * -1);
  padding-top: calc(var(--header-height) + 1.5rem);
  padding-bottom: 3.5rem;
}

.page-hero--about {
  background-image:
    linear-gradient(135deg, rgba(10, 37, 56, 0.68), rgba(15, 53, 82, 0.55)),
    url("/images/web/factory-interior-1.jpg");
}

.page-hero--services {
  background-image:
    linear-gradient(135deg, rgba(10, 37, 56, 0.68), rgba(15, 53, 82, 0.55)),
    url("/images/web/steel-production-line.jpg");
}

.page-hero--projects {
  background-image:
    linear-gradient(135deg, rgba(10, 37, 56, 0.68), rgba(15, 53, 82, 0.55)),
    url("/images/web/corridor-project-3.jpg");
}

.page-hero--gallery {
  background-image:
    linear-gradient(135deg, rgba(10, 37, 56, 0.68), rgba(15, 53, 82, 0.55)),
    url("/images/web/industrial-processing-machine.jpg");
}

@media (prefers-reduced-motion: no-preference) {
  .page-hero h1,
  .page-hero p {
    opacity: 0;
    animation: fade-up-in 0.6s ease forwards;
  }

  .page-hero h1 { animation-delay: 0.05s; }
  .page-hero p { animation-delay: 0.18s; }
}

.page-hero h1 {
  color: #fff;
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease,
    transform 0.2s ease, box-shadow 0.2s ease;
}

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

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  color: #fff;
  box-shadow: 0 8px 20px rgba(217, 122, 31, 0.35);
}

.btn-outline {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

.btn-outline:hover {
  border-color: #fff;
  color: #fff;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* ---------- Stat counters ---------- */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-value {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--color-primary);
}

.stat-label {
  color: var(--color-muted);
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Cards / grids ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-body h3 {
  margin-bottom: 0.5rem;
}

.card-body p {
  color: var(--color-muted);
  font-size: 0.95rem;
  flex: 1;
}

/* ---------- Services marquee (continuous right-to-left scroll) ---------- */

.marquee {
  overflow: hidden;
  margin: 2.5rem 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
}

.marquee-track {
  display: flex;
  gap: 1.75rem;
  width: max-content;
}

.marquee-duplicate {
  display: flex;
  gap: 1.75rem;
}

.marquee-card {
  flex: 0 0 300px;
}

@media (prefers-reduced-motion: no-preference) {
  .marquee-track {
    animation: marquee-scroll 38s linear infinite;
  }

  .marquee:hover .marquee-track {
    animation-play-state: paused;
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee {
    overflow-x: auto;
  }

  .marquee-duplicate {
    display: none;
  }
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-1 * var(--marquee-distance, 50%))); }
}

.badge {
  display: inline-block;
  background: var(--color-surface);
  color: var(--color-muted);
  border: 1px solid var(--color-border);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  margin-top: 0.75rem;
  align-self: flex-start;
}

.badge--coming-soon {
  color: var(--color-accent-dark);
  border-color: var(--color-accent);
}

/* ---------- Media placeholders ---------- */

.media-placeholder {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  aspect-ratio: 16 / 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  color: var(--color-muted);
}

.media-placeholder .icon {
  font-size: 1.8rem;
}

.media-placeholder .label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.media-real {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

video.media-real {
  background: #000;
}

/* ---------- Gallery ---------- */

.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.gallery-filters button {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.4rem 1rem;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--color-ink);
}

.gallery-filters button.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 1.25rem;
}

.gallery-item .media-placeholder,
.gallery-item .media-real {
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.gallery-item .caption {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* ---------- Forms ---------- */

.form-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 640px;
}

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

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: 2px solid var(--color-primary-light);
  outline-offset: 1px;
}

.field-validation-error {
  color: #b3261e;
  font-size: 0.85rem;
  display: block;
  margin-top: 0.3rem;
}

.validation-summary-errors {
  background: #fdecea;
  border: 1px solid #f3c2bd;
  color: #8a2a20;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

.validation-summary-errors ul {
  margin: 0;
  padding-left: 1.2rem;
}

.alert-success {
  background: #eaf6ee;
  border: 1px solid #b9dfc4;
  color: #205c34;
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 3rem 0 2rem;
  margin-top: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-grid h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.footer-grid a {
  color: rgba(255, 255, 255, 0.75);
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.footer-grid a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.5rem;
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ---------- Two-column content blocks ---------- */

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 780px) {
  .split { grid-template-columns: 1fr; }
}

.why-choose-image .media-real,
.why-choose-image .media-placeholder {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

/* ---------- Featured project highlight ---------- */

.project-highlight {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 2.5rem;
}

@media (max-width: 780px) {
  .project-highlight { grid-template-columns: 1fr; }
}

.project-highlight .media-real,
.project-highlight .media-placeholder {
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.badge--featured {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}

.mini-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.mini-gallery-item {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

/* ---------- Project list (undocumented projects, no photo yet) ---------- */

.project-list {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
}

.project-list-item {
  border-bottom: 1px solid var(--color-border);
}

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

.project-list-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  padding: 1.1rem 1.5rem;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--color-ink);
  transition: background-color 0.2s ease;
}

.project-list-item summary::-webkit-details-marker {
  display: none;
}

.project-list-item summary::marker {
  content: "";
}

.project-list-item summary:hover {
  background: var(--color-surface);
}

.project-list-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 1.4rem;
  font-weight: 400;
  line-height: 1;
  color: var(--color-accent-dark);
  transition: transform 0.25s ease;
}

.project-list-item[open] summary::after {
  transform: rotate(45deg);
}

.project-list-item-title {
  flex: 1;
  min-width: 200px;
}

.project-list-item-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  flex-shrink: 0;
}

.project-list-item-body {
  padding: 0 1.5rem 1.25rem;
}

.project-list-item-body p:last-child {
  margin-bottom: 0;
}

/* ---------- Mobile refinements ---------- */

@media (max-width: 640px) {
  .container {
    padding: 0 1.1rem;
  }

  .section {
    padding: 3rem 0;
  }

  .hero {
    padding-top: calc(var(--header-height) + 1.5rem);
    padding-bottom: 3rem;
  }

  .page-hero {
    padding-top: calc(var(--header-height) + 0.75rem);
    padding-bottom: 2.25rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    text-align: center;
  }

  .section-heading {
    margin-bottom: 1.75rem;
  }

  .form-card {
    padding: 1.25rem;
  }

  .project-highlight {
    padding: 1.5rem;
    gap: 1.5rem;
  }

  .project-list-item summary {
    padding: 1rem;
  }

  .project-list-item-body {
    padding: 0 1rem 1.1rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .footer-grid {
    text-align: center;
  }

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}