/* ─── Fixed Header (glass) ─────────────────────────────────────────────────
   The header lives inside a small div[data-header] wrapper, so position:sticky
   would exit immediately (sticky range = wrapper height ≈ 84px → zero range).
   position:fixed is the only reliable approach for this DOM structure.
──────────────────────────────────────────────────────────────────────────── */
.site-header,
header.site-header,
.site-header.glass-strong {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  transition: background var(--transition-medium), box-shadow var(--transition-medium), border-color var(--transition-medium);
  border-bottom: 1px solid var(--surface-border);
  background: rgba(11, 29, 36, 0.78);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  box-shadow: 0 8px 32px rgba(5, 12, 17, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

/* Slightly stronger glass after user has scrolled */
.site-header.is-scrolled {
  background: rgba(8, 20, 26, 0.88);
  box-shadow: 0 12px 40px rgba(5, 12, 17, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.10);
}

html[data-theme='light'] .site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 32px rgba(16, 43, 48, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.98);
}

/* Reserve space so page content is NOT hidden under the fixed header.
   84px = navbar min-height at desktop; 72px at ≤900px (see responsive section). */
.site-main,
.page-shell > main {
  padding-top: 84px;
}

@supports not (backdrop-filter: blur(20px)) {
  .site-header {
    background: rgba(11, 29, 36, 0.96);
  }
}

.site-header::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent 4%, rgba(255, 255, 255, 0.45) 24%, rgba(255, 255, 255, 0.8) 50%, rgba(255, 255, 255, 0.45) 76%, transparent 96%);
  opacity: 0.65;
}

html[data-theme='light'] .site-header {
  background: rgba(255, 255, 255, 0.86);
  border-bottom-color: rgba(48, 210, 190, 0.22);
  box-shadow: 0 8px 32px rgba(16, 43, 48, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

@supports not (backdrop-filter: blur(20px)) {
  html[data-theme='light'] .site-header {
    background: rgba(255, 255, 255, 0.98);
  }
}

html[data-theme='light'] .site-header::before {
  background: linear-gradient(90deg, transparent 4%, rgba(255, 255, 255, 0.72) 24%, rgba(255, 255, 255, 0.98) 50%, rgba(255, 255, 255, 0.72) 76%, transparent 96%);
}

.navbar {
  width: min(var(--container-width), calc(100% - 28px));
  margin: 0 auto;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  object-fit: cover;
  box-shadow: var(--shadow-soft);
}

.brand-name {
  font-size: 1.4rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-menu a {
  color: var(--text-secondary);
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  bottom: -8px;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.is-active {
  color: var(--text-primary);
}

.nav-menu a:hover::after,
.nav-menu a.is-active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.demo-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 600;
  box-shadow: var(--shadow-soft);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.demo-button:hover {
  transform: translateY(-1px);
}

.lang-switcher {
  position: relative;
  display: inline-flex;
}

.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.lang-trigger:hover,
.lang-switcher.is-open .lang-trigger {
  border-color: var(--brand-teal);
  background: rgba(48, 210, 190, 0.08);
  color: var(--brand-teal);
}

html[data-theme='light'] .lang-trigger {
  background: rgba(15, 32, 39, 0.04);
  border-color: rgba(15, 32, 39, 0.16);
  color: #0F2027;
}

html[data-theme='light'] .lang-trigger:hover,
html[data-theme='light'] .lang-switcher.is-open .lang-trigger {
  border-color: var(--brand-green);
  background: rgba(11, 163, 96, 0.08);
  color: var(--brand-green);
}

.lang-globe-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  color: var(--brand-teal);
  flex-shrink: 0;
}

html[data-theme='light'] .lang-globe-icon {
  color: var(--brand-green);
}

.lang-chevron {
  display: inline-block;
  width: 11px;
  height: 11px;
  color: var(--text-secondary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.lang-switcher.is-open .lang-chevron {
  transform: rotate(180deg);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-end: 0;
  min-width: 90px;
  padding: 6px;
  border-radius: var(--radius-sm);
  background: rgba(11, 29, 36, 0.95);
  border: 1px solid var(--surface-border-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.lang-switcher.is-open .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

html[data-theme='light'] .lang-dropdown {
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(15, 32, 39, 0.16);
  box-shadow: 0 12px 32px rgba(16, 43, 48, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.lang-option {
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-align: center;
  transition: background var(--transition-fast), color var(--transition-fast);
  width: 100%;
}

html[data-theme='light'] .lang-option {
  color: #38505A;
}

.lang-option:hover,
.lang-option:focus-visible {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

html[data-theme='light'] .lang-option:hover,
html[data-theme='light'] .lang-option:focus-visible {
  color: #0F2027;
  background: rgba(15, 32, 39, 0.06);
}

.lang-option.is-active {
  background: rgba(48, 210, 190, 0.16);
  color: var(--brand-teal);
}

html[data-theme='light'] .lang-option.is-active {
  background: rgba(11, 163, 96, 0.14);
  color: var(--brand-green);
}

.theme-toggle,
.nav-toggle {
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

html[data-theme='light'] .theme-toggle,
html[data-theme='light'] .nav-toggle {
  background: rgba(15, 32, 39, 0.04);
  border-color: rgba(15, 32, 39, 0.16);
  color: #0F2027;
}

.theme-toggle {
  width: 44px;
  height: 44px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle svg {
  display: block;
  width: 20px;
  height: 20px;
  stroke-width: 2;
  transition: transform var(--transition-fast);
}

.theme-toggle:hover,
.nav-toggle:hover {
  transform: translateY(-1px);
  border-color: var(--brand-teal);
  color: var(--brand-teal);
}

html[data-theme='light'] .theme-toggle:hover,
html[data-theme='light'] .nav-toggle:hover {
  border-color: var(--brand-green);
  color: var(--brand-green);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 10px;
  background: var(--text-primary);
  margin: 2px 0;
}

.site-footer {
  border-top: 1px solid var(--surface-border);
  padding: 48px 0 36px;
  background: rgba(10, 25, 34, 0.26);
}

.glass-strong {
  position: relative;
  background: rgba(11, 29, 36, 0.3);
  backdrop-filter: blur(18px) saturate(1.18);
  -webkit-backdrop-filter: blur(18px) saturate(1.18);
  box-shadow: 0 10px 36px rgba(5, 12, 17, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.glass-strong::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent 4%, rgba(255, 255, 255, 0.52) 24%, rgba(255, 255, 255, 0.88) 50%, rgba(255, 255, 255, 0.52) 76%, transparent 96%);
  opacity: 0.72;
}

html[data-theme='light'] .glass-strong {
  background: rgba(250, 251, 251, 0.32);
  box-shadow: 0 10px 36px rgba(16, 43, 48, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

html[data-theme='light'] .glass-strong::before {
  background: linear-gradient(90deg, transparent 4%, rgba(255, 255, 255, 0.72) 24%, rgba(255, 255, 255, 0.98) 50%, rgba(255, 255, 255, 0.72) 76%, transparent 96%);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 1fr;
  gap: 26px;
  align-items: start;
}

.footer-brand-block,
.footer-column {
  display: grid;
  gap: 14px;
}

.footer-brand-block .brand {
  margin-bottom: 6px;
}

.footer-brand-block .brand-mark {
  width: 72px;
  height: 48px;
  border-radius: var(--radius-xs);
  object-fit: contain;
}

.footer-tagline {
  max-width: 280px;
  color: var(--text-secondary);
}

.footer-column h3 {
  font-size: 1rem;
  margin: 0;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-links a,
.social-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.social-links a:hover {
  color: var(--text-primary);
}

.footer-contact .social-links {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.03);
}

.social-icon {
  width: 18px;
  height: 18px;
  background-color: var(--text-primary);
  -webkit-mask: center / contain no-repeat;
  mask: center / contain no-repeat;
}

.social-icon--instagram {
  -webkit-mask-image: url('../../photos/icone/ig.svg');
  mask-image: url('../../photos/icone/ig.svg');
}

.social-icon--linkedin {
  -webkit-mask-image: url('../../photos/icone/in.svg');
  mask-image: url('../../photos/icone/in.svg');
}

.social-icon--tiktok {
  -webkit-mask-image: url('../../photos/icone/tk.svg');
  mask-image: url('../../photos/icone/tk.svg');
}

.footer-bottom {
  border-top: 1px solid var(--surface-border);
  margin-top: 28px;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-tertiary);
  font-size: 0.82rem;
}

.button,
.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.button-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--surface-border);
  color: var(--text-primary);
}

.button:hover,
.button-primary:hover,
.button-secondary:hover {
  transform: translateY(-2px);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.glass-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px 22px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
}

.card-icon {
  width: 62px;
  height: 62px;
  margin-bottom: 18px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: rgba(48, 210, 190, 0.12);
  border: 1px solid rgba(48, 210, 190, 0.16);
}

.card-icon img {
  width: 28px;
  height: 28px;
}

.page-hero {
  padding: 16px 0 32px;
}

.hero-panel {
  padding: 34px 28px;
  border-radius: var(--radius-lg);
}

.data-list {
  display: grid;
  gap: 18px;
}

.meta-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(48, 210, 190, 0.08);
  border: 1px solid rgba(48, 210, 190, 0.18);
  color: var(--secondary-teal);
}

@media (max-width: 900px) {
  .site-main,
  .page-shell > main {
    padding-top: 72px;
  }

  .navbar {
    gap: 12px;
    min-height: 72px;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 10px);
    inset-inline: 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--surface-border-strong);
    background: rgba(11, 29, 36, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    gap: 4px;
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: translateY(-8px);
    opacity: 0;
    transition: opacity var(--transition-medium), transform var(--transition-medium);
    z-index: 1010;
  }

  html[data-theme='light'] .nav-menu {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(15, 32, 39, 0.16);
    box-shadow: 0 18px 48px rgba(16, 43, 48, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  }

  .nav-menu.is-open {
    display: flex;
    opacity: 1;
    transform: translateY(0);
  }

  .nav-menu a {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.96rem;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--transition-fast), color var(--transition-fast);
  }

  .nav-menu a::after {
    display: none;
  }

  .nav-menu a:hover,
  .nav-menu a:focus-visible {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
  }

  .nav-menu a.is-active {
    color: var(--brand-teal);
    font-weight: 700;
    background: rgba(48, 210, 190, 0.14);
  }

  html[data-theme='light'] .nav-menu a {
    color: #243E48;
  }

  html[data-theme='light'] .nav-menu a:hover,
  html[data-theme='light'] .nav-menu a:focus-visible {
    color: #0F2027;
    background: rgba(15, 32, 39, 0.06);
  }

  html[data-theme='light'] .nav-menu a.is-active {
    color: var(--brand-green);
    background: rgba(11, 163, 96, 0.12);
  }

  html[lang='ar'] .nav-menu {
    text-align: right;
  }

  .nav-actions {
    gap: 8px;
    margin-inline-start: auto;
  }

  .demo-button {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .navbar {
    width: min(var(--container-width), calc(100% - 20px));
    gap: 8px;
  }

  .brand {
    min-width: 0;
    flex-shrink: 1;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
  }

  .brand-name {
    font-size: clamp(1.05rem, 4vw, 1.35rem);
  }

  .nav-actions {
    gap: 6px;
  }

  .lang-switcher {
    padding: 3px;
    gap: 2px;
  }

  .lang-option {
    padding: 6px 7px;
    font-size: 0.66rem;
  }

  .theme-toggle,
  .nav-toggle {
    width: 40px;
    height: 40px;
  }

  .footer-grid {
    gap: 18px;
  }
}