/* ============================================================
   ERADEH — home.css   (homepage only)
   ============================================================ */

/* ══════════════════════════════════════════════════════════
   HERO CAROUSEL
   Premium, impactful, high-end
   ══════════════════════════════════════════════════════════ */
.hero-carousel {
  position: relative;
  background: #131216;
  overflow: hidden;
  height: 640px;
}

/* Animated grid mesh background */
.hero-carousel::before {
  content: '';
  position: absolute;
  inset: -60px;
  background-image:
    linear-gradient(rgba(26,107,138,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,107,138,.08) 1px, transparent 1px);
  background-size: 64px 64px;
  animation: gridDrift 25s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes gridDrift {
  0%   { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(64px, 64px) rotate(.5deg); }
}

/* Radial vignette + gradient overlay */
.hero-carousel::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    url('../images/eradeh-icon-light.svg') 8% center/600px no-repeat,
    radial-gradient(ellipse at 30% 50%, rgba(10,57,73,.15) 0%, transparent 60%),
    radial-gradient(ellipse at center, transparent 30%, rgba(19,18,22,.8) 100%);
  opacity: .08;
  pointer-events: none;
  z-index: 1;
}

.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 2;
}

/* ── Each slide ── */
.carousel-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  padding: 0 48px;
  gap: 4rem;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  left: 50%;
  transform: translateX(calc(-50% + 80px));
  opacity: 0;
  pointer-events: none;
  transition: opacity .6s ease, transform .6s cubic-bezier(.22,.68,0,1);
}

.carousel-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%);
}

.carousel-slide.is-entering-next { transform: translateX(calc(-50% + 80px)); opacity: 0; }
.carousel-slide.is-entering-prev { transform: translateX(calc(-50% - 80px)); opacity: 0; }
.carousel-slide.is-leaving-next  { transform: translateX(calc(-50% - 80px)); opacity: 0; }
.carousel-slide.is-leaving-prev  { transform: translateX(calc(-50% + 80px)); opacity: 0; }

/* ── Slide content ── */
.hero-content {
  flex: 1;
  max-width: 620px;
  position: relative;
  z-index: 2;
}

/* Accent glow line above eyebrow */
.hero-content::before {
  content: '';
  display: block;
  width: 56px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-bright), rgba(26,107,138,.2));
  border-radius: 3px;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 12px rgba(26,107,138,.5);
  animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: .7; width: 56px; box-shadow: 0 0 12px rgba(26,107,138,.4); }
  50%      { opacity: 1; width: 72px; box-shadow: 0 0 20px rgba(26,107,138,.7); }
}

.hero-eyebrow {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .2em;
  color: var(--color-accent-bright);
  margin-bottom: 1rem;
  font-family: var(--font-primary);
}

.hero-title {
  color: var(--color-white);
  margin-bottom: 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  line-height: 1.15;
  letter-spacing: -.01em;
  padding: .1em 0;  /* prevent clip on ascenders/descenders */
  /* Gradient text */
  background: linear-gradient(160deg, #ffffff 20%, #7ec8db 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: rgba(255,255,255,.88);
  margin-bottom: .75rem;
  font-weight: 400;
  line-height: 1.6;
}

.hero-body {
  font-size: .92rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 0;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.25rem;
}

/* Larger hero buttons with glow */
.hero-actions .btn {
  padding: .85rem 2.25rem;
  font-size: .82rem;
  border-radius: var(--radius-md);
}

.hero-actions .btn-primary {
  background: linear-gradient(135deg, var(--color-accent-bright), var(--color-accent));
  border-color: var(--color-accent-bright);
  box-shadow: 0 4px 24px rgba(26,107,138,.45), inset 0 1px 0 rgba(255,255,255,.1);
}
.hero-actions .btn-primary:hover {
  box-shadow: 0 8px 36px rgba(26,107,138,.6), inset 0 1px 0 rgba(255,255,255,.15);
  transform: translateY(-2px);
}

.hero-actions .btn-outline-light {
  border-color: rgba(255,255,255,.3);
  color: rgba(255,255,255,.85);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.hero-actions .btn-outline-light:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.6);
  transform: translateY(-2px);
}

/* ── Slide image ── */
.hero-image {
  flex: 0 0 400px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 2;
}

/* Glow behind image */
.hero-image::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,107,138,.25) 0%, transparent 70%);
  filter: blur(50px);
  z-index: -1;
  animation: imageGlow 4s ease-in-out infinite alternate;
}

@keyframes imageGlow {
  0%   { transform: scale(1); opacity: .6; }
  100% { transform: scale(1.15); opacity: 1; }
}

.hero-image img {
  max-height: 440px;
  max-width: 400px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 56px rgba(0,0,0,.5));
  transition: transform .6s cubic-bezier(.22,.68,0,1);
}

.carousel-slide.is-active .hero-image img {
  animation: imageEntrance .7s cubic-bezier(.22,.68,0,1) both;
}

@keyframes imageEntrance {
  from { transform: scale(.92) translateY(12px); opacity: .7; }
  to   { transform: scale(1) translateY(0); opacity: 1; }
}

/* ── Progress bar (replaces dots) ── */
.carousel-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255,255,255,.08);
  z-index: 20;
}

.carousel-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent-bright), var(--color-accent));
  width: 0%;
  transition: width .1s linear;
  border-radius: 0 3px 3px 0;
}

/* ── Dots (keep as secondary nav) ── */
.carousel-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 20;
}

.carousel-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255,255,255,.2);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background .25s, width .3s var(--ease-out);
}
.carousel-dot.is-active {
  background: rgba(255,255,255,.9);
  width: 24px;
  box-shadow: 0 0 8px rgba(255,255,255,.4);
}

/* ── Arrows ── */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.6);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, border-color .2s, color .2s, transform .2s;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.carousel-arrow:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.35);
  color: var(--color-white);
  transform: translateY(-50%) scale(1.08);
}
.carousel-arrow--prev { left: 16px; }
.carousel-arrow--next { right: 16px; }

/* ══════════════════════════════════════════════════════════
   RECOGNITION BANNER — scrolling logo marquee
   ══════════════════════════════════════════════════════════ */
.recognition-banner {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 0 20px;
  overflow: hidden;
}

.recognition-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px 10px;
}

.recognition-label {
  font-size: .65rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: .14em;
  font-weight: 700;
}

/* Marquee */
.logo-marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.logo-marquee-track {
  display: flex;
  align-items: center;
  gap: 0;
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
}

.logo-marquee-track img {
  height: 26px;
  width: auto;
  min-width: 80px;
  max-width: 130px;
  padding: 0 1.5rem;
  flex-shrink: 0;
  opacity: .45;
  filter: grayscale(1);
  transition: opacity .3s, filter .3s;
  object-fit: contain;
}

.logo-marquee-track img:hover {
  opacity: .9;
  filter: grayscale(0);
}

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Pause on hover */
.logo-marquee:hover .logo-marquee-track {
  animation-play-state: paused;
}

/* ══════════════════════════════════════════════════════════
   CERTIFICATION
   ══════════════════════════════════════════════════════════ */
.certification { background: var(--color-bg); }

.cert-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 3.5rem;
  align-items: center;
}

.cert-badge {
  text-align: center;
}

.cert-badge img {
  max-width: 160px;
  margin: 0 auto 1rem;
  filter: drop-shadow(0 8px 24px rgba(10,57,73,.15));
}

.cert-code {
  font-size: .7rem;
  color: var(--color-text-muted);
  font-family: monospace;
  letter-spacing: .04em;
}

.cert-content h2 { margin-bottom: .875rem; }
.cert-content p  { color: var(--color-text-muted); line-height: 1.7; }

.cert-quote {
  font-size: .9rem;
  margin-top: 1.25rem;
}

/* ══════════════════════════════════════════════════════════
   SERVICES OVERVIEW
   ══════════════════════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.service-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .3s, transform .3s var(--ease-out);
  cursor: pointer;
  position: relative;
}

/* Bottom accent bar on hover */
.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform .3s var(--ease-out);
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-5px);
}
.service-card:hover::after { transform: scaleX(1); }

.service-card-img {
  height: 150px;
  overflow: hidden;
  background: var(--color-bg-light);
}

.service-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.service-card:hover .service-card-img img { transform: scale(1.06); }

.service-card h3 {
  padding: 1rem 1rem .25rem;
  font-size: .95rem;
  flex: 1;
  line-height: 1.35;
}

.card-link {
  display: flex;
  align-items: center;
  gap: .3rem;
  padding: .5rem 1rem 1rem;
  font-size: .78rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: .06em;
  transition: gap .2s;
}
.service-card:hover .card-link { gap: .6rem; }

/* ══════════════════════════════════════════════════════════
   TESTIMONIAL CAROUSEL
   ══════════════════════════════════════════════════════════ */
.testimonials { background: var(--color-bg-light); }

.testimonial-carousel-wrapper {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonial-track {
  position: relative;
  min-height: 320px;
}

.testimonial-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .5s ease, transform .5s ease;
  transform: translateY(12px);
}

.testimonial-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  position: relative;
}

.testimonial-slide.is-leaving {
  opacity: 0;
  transform: translateY(-12px);
}

.testimonial-slide.is-entering {
  transform: translateY(12px);
  opacity: 0;
}

/* Card styling (rendered by JS) */
.testimonial-carousel-wrapper .testimonial-card {
  max-width: 100%;
  margin: 0;
}

/* Arrows */
.testimonial-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, box-shadow .2s, transform .2s;
  box-shadow: var(--shadow-sm);
}
.testimonial-arrow:hover {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-50%) scale(1.05);
}
.testimonial-arrow--prev { left: -56px; }
.testimonial-arrow--next { right: -56px; }

/* Dots */
.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 2rem;
}

.testimonial-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--color-border);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background .25s, width .3s var(--ease-out);
}
.testimonial-dot.is-active {
  background: var(--color-accent);
  width: 22px;
}

/* Card base (rendered by JS inside carousel) */
.testimonial-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-md);
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 1.25rem;
  right: 2.5rem;
  font-size: 7rem;
  line-height: 1;
  color: var(--color-border);
  font-family: Georgia, serif;
  pointer-events: none;
  opacity: .6;
}

.testimonial-logo {
  margin-bottom: 1.5rem;
}
.testimonial-logo img {
  max-height: 56px;
  width: auto;
  object-fit: contain;
}

.testimonial-card blockquote {
  font-size: .95rem;
  line-height: 1.8;
  color: var(--color-text);
  border-left: 3px solid var(--color-accent);
  padding-left: 1.5rem;
  font-style: normal;
  position: relative;
  z-index: 1;
}

.testimonial-card cite {
  margin-top: 1.5rem;
  font-size: .85rem;
  padding-left: 1.5rem;
  display: block;
}

/* ══════════════════════════════════════════════════════════
   ARTICLES GRID
   ══════════════════════════════════════════════════════════ */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.article-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow .3s, transform .3s var(--ease-out);
}
.article-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.article-img {
  height: 190px;
  overflow: hidden;
  background: var(--color-bg-light);
}
.article-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.article-card:hover .article-img img { transform: scale(1.05); }

.article-body {
  padding: 1.375rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-body h3 {
  font-size: .95rem;
  margin-bottom: .5rem;
  line-height: 1.35;
}
.article-body p {
  font-size: .85rem;
  color: var(--color-text-muted);
  flex: 1;
  line-height: 1.6;
}
.article-body .card-link {
  padding: .75rem 0 0;
  font-size: .75rem;
}

/* ══════════════════════════════════════════════════════════
   NEWSLETTER
   ══════════════════════════════════════════════════════════ */
.newsletter {
  background: var(--color-accent);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

/* Subtle dot pattern */
.newsletter::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
}

.newsletter-inner {
  text-align: center;
  max-width: 520px;
  position: relative;
  z-index: 1;
}

.newsletter h2 { color: var(--color-white); margin-bottom: .5rem; }
.newsletter p  { color: rgba(255,255,255,.78); margin-bottom: 2rem; }

.newsletter-form {
  display: flex;
  gap: .625rem;
  flex-wrap: wrap;
  justify-content: center;
}

.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.25);
  border-width: 1.5px;
  color: var(--color-white);
  border-radius: var(--radius-md);
}
.newsletter-form input[type="email"]:focus {
  border-color: rgba(255,255,255,.7);
  box-shadow: 0 0 0 3px rgba(255,255,255,.1);
}
.newsletter-form input::placeholder { color: rgba(255,255,255,.45); }

.newsletter-form .btn-primary {
  background: var(--color-white);
  color: var(--color-accent);
  border-color: var(--color-white);
}
.newsletter-form .btn-primary:hover {
  background: var(--color-bg-light-grey);
  border-color: var(--color-bg-light-grey);
  box-shadow: 0 6px 20px rgba(0,0,0,.2);
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */
@media (max-width: 1100px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero-carousel { height: auto; min-height: 540px; }

  .carousel-slide {
    position: relative;
    left: auto;
    transform: none;
    flex-direction: column;
    text-align: center;
    padding: 56px 24px 72px;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    display: none;
  }
  .carousel-slide.is-active {
    display: flex;
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .hero-content { max-width: 100%; }
  .hero-content::before { margin: 0 auto 1.25rem; }
  .hero-actions { justify-content: center; }
  .hero-image   { flex: none; max-width: 280px; margin: 0 auto; height: auto; }
  .hero-image img { max-height: 260px; }

  .recognition-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .cert-grid    { grid-template-columns: 1fr; text-align: center; }
  .cert-badge img { max-width: 120px; }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }

  .testimonial-arrow--prev { left: -8px; }
  .testimonial-arrow--next { right: -8px; }
  .testimonial-track { min-height: 380px; }
}

@media (max-width: 640px) {
  .hero-carousel { min-height: 460px; }
  .services-grid  { grid-template-columns: 1fr; }
  .articles-grid  { grid-template-columns: 1fr; }
  .hero-image     { display: none; }
  .carousel-arrow { display: none; }
  .testimonial-card { padding: 2rem 1.5rem; }
  .testimonial-card::before { display: none; }
  .testimonial-arrow { display: none; }
  .testimonial-track { min-height: 420px; }
}