/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  transition: background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), transform var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
}

.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn--primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); }

.btn--outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.6);
}
.btn--outline:hover { background: rgba(255,255,255,.12); border-color: #fff; }

.btn--ghost {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-border);
}
.btn--ghost:hover { background: var(--color-surface-alt); }

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--secondary:hover { background: var(--color-primary); color: #fff; }

.btn--dark {
  background: var(--color-dark);
  color: var(--color-text-inverse);
  border-color: var(--color-dark);
}
.btn--dark:hover { background: #000; }

.btn--sm  { padding: var(--space-2) var(--space-4); font-size: var(--text-sm); }
.btn--lg  { padding: var(--space-4) var(--space-8); font-size: var(--text-md); }
.btn--full { width: 100%; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: var(--z-sticky);
  padding-block: var(--space-4);
  transition: background var(--transition-base), box-shadow var(--transition-base),
              padding var(--transition-base);
}

.navbar.scrolled {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding-block: var(--space-3);
}

.nav__container {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__logo { flex-shrink: 0; }

/* Logo switching: white on transparent navbar, color when scrolled */
.nav__logo-img        { height: 44px; width: auto; display: block; }
.nav__logo-img--color { display: none; }
.nav__logo-img--white { display: block; }

.navbar.scrolled .nav__logo-img--color { display: block; }
.navbar.scrolled .nav__logo-img--white { display: none; }

/* Footer logo */
.footer__logo { height: 52px; width: auto; display: block; margin-bottom: var(--space-4); }

[data-lang="en"] .logo-ar { display: none; }
[data-lang="ar"] .logo-en { display: none; }

.nav__menu {
  display: none;
  flex-direction: column;
  position: fixed;
  inset-block: 0;
  inset-inline-end: 0;
  width: min(320px, 85vw);
  background: var(--color-surface);
  padding: var(--space-20) var(--space-8) var(--space-8);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
  z-index: var(--z-modal);
  transition: transform var(--transition-base);
  transform: translateX(100%);
}

[dir="rtl"] .nav__menu {
  inset-inline-end: auto;
  inset-inline-start: 0;
  transform: translateX(-100%);
}

.nav__menu.open {
  display: flex;
  transform: translateX(0);
}

.nav__link {
  display: block;
  padding: var(--space-3) 0;
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  border-bottom: 1px solid var(--color-border);
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link.active { color: var(--color-primary); }

.nav__actions {
  display: none;
  align-items: center;
  gap: var(--space-3);
  margin-inline-start: auto;
}

.nav__toggle {
  margin-inline-start: auto;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  z-index: calc(var(--z-modal) + 1);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: background var(--transition-fast);
}

.navbar:not(.scrolled) .nav__toggle span { background: #fff; }

.nav__overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: calc(var(--z-modal) - 1);
}
.nav__overlay.open { display: block; }

/* Lang switcher shows text color on dark navbar */
.navbar:not(.scrolled) #lang-switcher {
  color: #fff;
  border-color: rgba(255,255,255,.5);
}

@media (min-width: 1024px) {
  .nav__toggle { display: none; }

  .nav__menu {
    display: flex;
    flex-direction: row;
    position: static;
    width: auto;
    background: none;
    padding: 0;
    box-shadow: none;
    transform: none;
    overflow: visible;
    gap: var(--space-2);
  }

  [dir="rtl"] .nav__menu { transform: none; }

  .nav__link {
    padding: var(--space-2) var(--space-3);
    border: none;
    color: rgba(255,255,255,.85);
    border-radius: var(--radius-md);
  }

  .navbar.scrolled .nav__link { color: var(--color-text-primary); }

  .nav__link:hover { color: #fff !important; background: transparent; }

  /* Active link: white + red underline on transparent, navy on scrolled */
  .nav__link.active {
    color: #fff !important;
    background: transparent;
    position: relative;
  }
  .nav__link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 70%;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
  }

  .navbar.scrolled .nav__link:hover { color: var(--color-primary) !important; }
  .navbar.scrolled .nav__link.active { color: var(--color-primary) !important; }

  .nav__actions {
    display: flex;
    flex-shrink: 0;
  }

  .nav__overlay { display: none !important; }
}

/* ===== FOOTER ===== */
.footer { background: var(--color-dark); color: var(--color-text-inverse); }

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  padding-block: var(--space-16);
}

@media (min-width: 640px)  { .footer__top { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 1024px) { .footer__top { grid-template-columns: 2fr 1fr 1fr 1.5fr; } }

.footer__brand img { height: 36px; width: auto; margin-bottom: var(--space-4); }
.footer__tagline { font-size: var(--text-sm); color: rgba(250,250,248,.6); line-height: var(--leading-loose); max-width: 28ch; }
.footer__social { display: flex; gap: var(--space-3); margin-top: var(--space-6); }

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.7);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.social-icon:hover { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }

.footer__links h4 {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: rgba(250,250,248,.5);
  margin-bottom: var(--space-5);
}

.footer__links ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__links a, .footer__contact li {
  font-size: var(--text-sm);
  color: rgba(250,250,248,.7);
  transition: color var(--transition-fast);
}
.footer__links a:hover { color: var(--color-primary); }

.footer__contact h4 { font-size: var(--text-sm); text-transform: uppercase; letter-spacing: .08em; color: rgba(250,250,248,.5); margin-bottom: var(--space-5); }
.footer__contact ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__contact a { transition: color var(--transition-fast); }
.footer__contact a:hover { color: var(--color-primary); }

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: var(--text-sm);
  color: rgba(250,250,248,.4);
}

.footer__bottom a { transition: color var(--transition-fast); }
.footer__bottom a:hover { color: var(--color-primary); }

/* ===== WHATSAPP BUTTON ===== */
.whatsapp-btn {
  position: fixed;
  bottom: var(--space-8);
  inset-inline-end: var(--space-6);
  z-index: var(--z-raised);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-whatsapp);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,.55);
}

.whatsapp-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-full);
  background: var(--color-whatsapp);
  animation: pulse 2.5s infinite;
  z-index: -1;
}

@keyframes pulse {
  0%   { transform: scale(1);   opacity: .7; }
  70%  { transform: scale(1.5); opacity: 0;  }
  100% { transform: scale(1.5); opacity: 0;  }
}

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: var(--space-8);
  inset-inline-start: var(--space-6);
  z-index: var(--z-raised);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-fast);
}

.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: translateY(-2px); }

/* ===== PAGE HERO (inner pages) ===== */
.page-hero {
  background: var(--color-dark);
  color: var(--color-text-inverse);
  text-align: center;
  padding-block: clamp(var(--space-20), 12vw, var(--space-32));
  padding-top: calc(clamp(var(--space-20), 12vw, var(--space-32)) + 72px);
}

.page-hero .section-label { color: var(--color-primary-light); }
.page-hero h1 { color: #fff; margin-bottom: var(--space-4); }
.page-hero p  { color: rgba(255,255,255,.85); margin-inline: auto; }

/* ===== SERVICE CARD ===== */
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: transform var(--transition-base), box-shadow var(--transition-base),
              border-color var(--transition-base);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--color-primary);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  color: var(--color-primary-dark);
}

.service-card h3 { margin-bottom: var(--space-3); font-size: var(--text-md); }

/* ===== TESTIMONIAL CARD ===== */
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial-card__stars { color: var(--color-primary); font-size: var(--text-md); letter-spacing: 2px; }
.testimonial-card__text  { flex: 1; font-style: italic; line-height: var(--leading-loose); }
.testimonial-card__author strong { display: block; font-size: var(--text-base); }
.testimonial-card__author span   { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ===== BLOG CARD ===== */
.blog-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.blog-card__img-link { position: relative; display: block; overflow: hidden; aspect-ratio: 16/9; }
.blog-card__img-link img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.blog-card:hover .blog-card__img-link img { transform: scale(1.04); }

.blog-card__category {
  position: absolute;
  top: var(--space-3);
  inset-inline-start: var(--space-3);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: .06em;
}

.blog-card__body { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); }
.blog-card__title { font-size: var(--text-md); font-weight: var(--weight-semibold); }
.blog-card__title a { transition: color var(--transition-fast); }
.blog-card__title a:hover { color: var(--color-primary); }
.blog-card__excerpt { font-size: var(--text-sm); color: var(--color-text-secondary); }
.blog-card__link { font-size: var(--text-sm); font-weight: var(--weight-semibold); color: var(--color-primary); transition: gap var(--transition-fast); }
.blog-card__link:hover { text-decoration: underline; }

/* ===== PARTNERS STRIP ===== */
.partners__logos {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-8) var(--space-10);
  margin-top: var(--space-10);
}

.partners__logo {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(.6);
  transition: filter var(--transition-base);
}
.partners__logo:hover { filter: grayscale(0) opacity(1); }

/* Partner logos — fixed box so all logos appear same visual size */
.partner-logo {
  display: block;
  width: 140px;
  height: 70px;
  object-fit: contain;
  object-position: center;
  filter: grayscale(1) opacity(.6);
  transition: filter var(--transition-base), transform var(--transition-base);
}
.partner-logo:hover {
  filter: grayscale(0) opacity(1);
  transform: scale(1.06);
}

@media (max-width: 640px) {
  .partner-logo { width: 110px; height: 55px; }
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: var(--z-toast);
  background: var(--color-dark);
  color: var(--color-text-inverse);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  opacity: 0;
  transition: opacity var(--transition-base), transform var(--transition-base);
  pointer-events: none;
}

.toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast--success { background: var(--color-success); }
.toast--error   { background: var(--color-error); }

/* ===== FORM ===== */
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }

.form-group label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(47,57,139,.15);
}

.form-group textarea { resize: vertical; min-height: 140px; }

.input-error { border-color: var(--color-error) !important; }

.field-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

/* ===== LIGHTBOX ===== */
#lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: var(--z-modal);
  align-items: center;
  justify-content: center;
}

#lightbox.open { display: flex; }

.lightbox__img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  background: rgba(255,255,255,.1);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  width: 48px;
  height: 48px;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover { background: rgba(255,255,255,.25); }

.lightbox__close { top: var(--space-6); inset-inline-end: var(--space-6); }
.lightbox__prev  { inset-inline-start: var(--space-6); }
.lightbox__next  { inset-inline-end: var(--space-6); }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: var(--color-primary);
  text-align: center;
  padding-block: clamp(var(--space-12), 8vw, var(--space-20));
}

.cta-banner h2 { color: #fff; margin-bottom: var(--space-4); }
.cta-banner p  { color: rgba(255,255,255,.85); margin-inline: auto; margin-bottom: var(--space-8); }

/* ===== STATS BAR ===== */
.stats-bar { background: var(--color-dark); padding-block: clamp(var(--space-10), 5vw, var(--space-16)); }

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: var(--space-8) var(--space-4);
  text-align: center;
}

@media (min-width: 768px) { .stats-bar__grid { grid-template-columns: repeat(4,1fr); } }

.stat__number {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
  font-weight: var(--weight-bold);
  color: #fff;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-primary-light);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ===== FEATURE LIST ===== */
.feature-list { display: flex; flex-direction: column; gap: var(--space-3); margin-block: var(--space-6); }

.feature-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}

.feature-list li::before {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
}