/* =========================================================
   Industrial Pillars — Home Page CSS
   Swiss International Typographic Style
   ========================================================= */

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: #0D0D0D;
  padding-top: 72px;
}

/* Grid overlay — subtle structural feel */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 0;
}

/* Red vertical accent bar */
.hero::after {
  content: '';
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 4px;
  height: 100%;
  background: var(--color-accent);
  z-index: 1;
}

.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding-block: 80px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.15s forwards;
}

html[lang="ar"] .hero__eyebrow {
  font-family: var(--font-ar);
  letter-spacing: 0;
  text-transform: none;
  flex-direction: row-reverse;
}

.hero__eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--color-accent);
}

html[dir="rtl"] .hero__eyebrow { flex-direction: row-reverse; }

.hero__title {
  font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: #fff;
  margin-bottom: 1.75rem;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.3s forwards;
}

html[lang="ar"] .hero__title {
  font-family: var(--font-ar);
  letter-spacing: 0;
  line-height: 1.25;
  font-size: clamp(2rem, 5vw, 3.5rem);
}

.hero__title em {
  font-style: normal;
  color: var(--color-accent);
}

.hero__subtitle {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.45s forwards;
  border-left: 1px solid rgba(255,255,255,0.15);
  padding-left: 1.25rem;
}

html[dir="rtl"] .hero__subtitle {
  border-left: none;
  border-right: 1px solid rgba(255,255,255,0.15);
  padding-left: 0;
  padding-right: 1.25rem;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  opacity: 0;
  animation: fadeInUp 0.6s ease-out 0.6s forwards;
}

.hero__ctas .btn-outline-ip {
  color: rgba(255, 255, 255, 0.8);
  border-color: rgba(255, 255, 255, 0.3);
}

.hero__ctas .btn-outline-ip:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

/* ── Stats Bar ────────────────────────────────────────────── */
.stats-section {
  background: #0D0D0D;
  position: relative;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.stat-item {
  padding: 2.75rem 1.5rem;
  text-align: center;
  border-inline-end: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.stat-item:last-child {
  border-inline-end: none;
}

.stat-number {
  display: block;
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: #fff;
  margin-bottom: 0.5rem;
}

html[lang="ar"] .stat-number { font-family: var(--font-ar); letter-spacing: 0; }

.stat-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
}

html[lang="ar"] .stat-label {
  font-family: var(--font-ar);
  letter-spacing: 0;
  text-transform: none;
  font-size: 0.85rem;
}

/* Red accent on first number */
.stat-item:first-child .stat-number {
  color: var(--color-accent);
}

/* ── Categories ───────────────────────────────────────────── */
.categories-section {
  background: var(--color-bg);
}

.cat-card {
  background: var(--color-bg-soft);
  border: 1px solid #C8C4BE;
  border-top: 3px solid transparent;
  padding: 2.25rem 2rem;
  transition: border-top-color var(--transition), background var(--transition), border-color var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  position: relative;
}

.cat-card:hover {
  border-top-color: var(--color-accent);
  border-color: #C8C4BE;
  background: #F2EFE9;
}

.cat-card__num {
  position: absolute;
  top: 1.5rem;
  inset-inline-end: 1.75rem;
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: #EBEBEB;
  user-select: none;
}

.cat-card__icon {
  width: 44px;
  height: 44px;
  background-color: transparent;
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cat-card__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--color-heading);
  fill: none;
}

.cat-card:hover .cat-card__icon {
  border-color: var(--color-accent);
}

.cat-card:hover .cat-card__icon svg {
  stroke: var(--color-accent);
}

.cat-card__name {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-heading);
  margin: 0;
  letter-spacing: -0.02em;
}

.cat-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  flex: 1;
  margin: 0;
}

.cat-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  margin-top: auto;
  transition: color var(--transition), gap var(--transition);
}

html[lang="ar"] .cat-card__link {
  font-family: var(--font-ar);
  letter-spacing: 0;
  text-transform: none;
}

.cat-card:hover .cat-card__link {
  color: var(--color-accent);
  gap: 0.8rem;
}

/* ── Features Section ─────────────────────────────────────── */
.feature-item {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem 1.75rem;
  background: var(--color-bg-soft);
  border: 1px solid #C8C4BE;
  border-top: 3px solid transparent;
  transition: border-top-color var(--transition);
  height: 100%;
}

.feature-item:hover {
  border-top-color: var(--color-heading);
}

.feature-item__icon {
  width: 40px;
  height: 40px;
  background-color: transparent;
  border: 1.5px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-item__icon svg {
  width: 20px;
  height: 20px;
  stroke: var(--color-heading);
  fill: none;
}

.feature-item h4 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-heading);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

html[lang="ar"] .feature-item h4 {
  text-transform: none;
  letter-spacing: 0;
}

.feature-item p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.75;
  margin: 0;
}

/* ── About Teaser ─────────────────────────────────────────── */
.about-teaser__visual {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background-color: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.75rem;
  color: var(--color-text-muted);
}

.about-teaser__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-teaser__visual svg {
  width: 48px;
  height: 48px;
  stroke: var(--color-border);
}

.about-teaser__text {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 0.5rem;
}

/* ── CTA Banner ───────────────────────────────────────────── */
.cta-banner {
  background: #111111;
  color: #fff;
  position: relative;
  overflow: hidden;
  border-top: 3px solid var(--color-accent);
}

/* Grid texture */
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.cta-banner .container { position: relative; z-index: 1; }

.cta-banner h2 {
  color: #fff;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 0.75rem;
  letter-spacing: -0.03em;
}

.cta-banner h2 em {
  font-style: normal;
  color: var(--color-accent);
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.55);
  font-size: 1rem;
  max-width: 500px;
  margin-bottom: 0;
}

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

.cta-banner .btn-primary-ip:hover {
  background-color: #fff;
  border-color: #fff;
  color: var(--color-accent);
}

.cta-banner .btn-outline-ip {
  color: rgba(255, 255, 255, 0.7);
  border-color: rgba(255, 255, 255, 0.25);
}

.cta-banner .btn-outline-ip:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

/* ── Scroll-reveal ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: none;
}

.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }
.delay-4 { transition-delay: 0.32s; }

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: none; }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .stat-item {
    border-inline-end: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem 1rem;
  }
  .stat-item:last-child { border-bottom: none; }
}