.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 100;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--duration-base) var(--ease-out),
              backdrop-filter var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(10, 15, 14, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--color-divider-ghost);
}

.nav-inner {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-brand-logo {
  height: 38px;
  width: auto;
  filter: brightness(0) invert(1);
}

.lang-switcher a.lang-btn {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-link {
  font-size: var(--size-nav);
  font-weight: 500;
  letter-spacing: 0.2px;
  color: var(--color-text-primary);
  position: relative;
  padding: 4px 0;
  transition: color var(--duration-fast) var(--ease-out);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--duration-base) var(--ease-out);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-accent);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.lang-switcher {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-divider-ghost);
  border-radius: var(--radius-pill);
  padding: 2px;
  background: rgba(255, 255, 255, 0.03);
}

.lang-btn {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  text-transform: uppercase;
  transition: all var(--duration-fast) var(--ease-out);
  cursor: pointer;
  background: transparent;
  border: none;
}

.lang-btn:hover {
  color: var(--color-text-primary);
}

.lang-btn.is-active {
  background: var(--color-accent);
  color: var(--color-surface-base);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  border-radius: var(--radius-md);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--size-caption);
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  transition: all var(--duration-fast) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
  min-height: 48px;
  border: 1px solid transparent;
  letter-spacing: 0.2px;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-surface-base);
}

.btn-primary:hover {
  background: var(--color-accent-pressed);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.32);
}

.btn-ghost:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.service-tile {
  position: relative;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-xl) var(--space-lg);
  overflow: hidden;
  background: var(--color-surface-1);
  isolation: isolate;
}

.service-tile::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 25%, rgba(94, 235, 196, 0.06) 0%, transparent 35%),
    radial-gradient(ellipse 80% 60% at 50% 50%, transparent 0%, rgba(0,0,0,0.5) 65%, rgba(0,0,0,0.85) 100%);
  z-index: -1;
}

.service-tile::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, transparent 60%, rgba(0,0,0,0.4) 80%, rgba(0,0,0,0.8) 100%);
  z-index: -1;
  pointer-events: none;
}

.service-tile:nth-child(2n) { background: var(--color-surface-2); }
.service-tile:nth-child(3n) { background: var(--color-surface-base); }

.service-tile-icon {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-divider-accent);
  border-radius: var(--radius-md);
  color: var(--color-accent);
  background: rgba(94, 235, 196, 0.06);
  margin-bottom: var(--space-md);
  transition: all var(--duration-base) var(--ease-out);
}

.service-tile-icon svg {
  width: 28px;
  height: 28px;
}

.service-tile-eyebrow {
  font-size: var(--size-eyebrow);
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-tile-title {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.4px;
  margin-bottom: var(--space-md);
}

.service-tile-title .primary {
  display: block;
  font-size: 32px;
  color: var(--color-text-primary);
}

.service-tile-title .accent {
  display: block;
  font-size: 26px;
  font-weight: 400;
  color: var(--color-text-accent);
  margin-top: 6px;
  letter-spacing: -0.2px;
}

.service-tile-body {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  flex-grow: 1;
}

.service-tile-foot {
  margin-top: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-divider-ghost);
}

.service-tile-wordmark {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--color-text-muted);
  letter-spacing: 0.4px;
}

.service-tile-link {
  color: var(--color-accent);
  font-size: var(--size-caption);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--duration-fast) var(--ease-out);
}

.service-tile-link:hover {
  gap: 12px;
}

.service-tile:hover .service-tile-icon {
  border-color: var(--color-accent);
  background: rgba(94, 235, 196, 0.12);
  transform: translateY(-2px);
}

.service-tile--light {
  min-height: auto;
  padding: var(--space-lg);
}

.service-tile--light .service-tile-title .primary {
  font-size: 22px;
}

.service-tile--light .service-tile-title .accent {
  font-size: 18px;
}

.service-tile--light .service-tile-icon {
  width: 44px;
  height: 44px;
}

.service-tile--light .service-tile-icon svg {
  width: 22px;
  height: 22px;
}

.service-tile--light .service-tile-foot {
  display: none;
}

.platform-tile {
  position: relative;
  padding: var(--space-lg);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider-ghost);
  border-radius: var(--radius-lg);
  transition: all var(--duration-base) var(--ease-out);
  display: flex;
  flex-direction: column;
  min-height: 260px;
}

.platform-tile:hover {
  border-color: var(--color-divider-accent);
  background: var(--color-surface-3);
  transform: translateY(-2px);
}

.platform-tile-mark {
  font-family: var(--font-display);
  font-size: 14px;
  color: var(--color-text-muted);
  letter-spacing: 0.6px;
  margin-bottom: var(--space-md);
}

.platform-tile-title {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.10;
  margin-bottom: var(--space-md);
}

.platform-tile-title .primary {
  display: block;
  font-size: 24px;
  color: var(--color-text-primary);
}

.platform-tile-title .accent {
  display: block;
  font-size: 20px;
  font-weight: 400;
  color: var(--color-text-accent);
  margin-top: 4px;
}

.platform-tile-body {
  font-size: var(--size-caption);
  line-height: 1.6;
  color: var(--color-text-secondary);
  flex-grow: 1;
}

.platform-tile-icon {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  color: var(--color-text-muted);
  opacity: 0.6;
  transition: all var(--duration-base) var(--ease-out);
}

.platform-tile:hover .platform-tile-icon {
  color: var(--color-accent);
  opacity: 1;
}

body[dir="rtl"] .platform-tile-icon {
  right: auto;
  left: var(--space-lg);
}

.tech-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--color-surface-3);
  border: 1px solid var(--color-divider-ghost);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tech-chip:hover {
  border-color: var(--color-divider-accent);
  color: var(--color-text-primary);
  transform: translateY(-1px);
}

.tech-chip img {
  width: 18px;
  height: 18px;
  opacity: 0.7;
  filter: grayscale(1) brightness(1.8);
  transition: all var(--duration-fast) var(--ease-out);
}

.tech-chip:hover img {
  opacity: 1;
  filter: none;
}

.industry-chip {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider-ghost);
  border-radius: var(--radius-md);
  font-size: var(--size-caption);
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) var(--ease-out);
}

.industry-chip:hover {
  border-color: var(--color-divider-accent);
  color: var(--color-text-primary);
  background: var(--color-surface-3);
}

.industry-chip-icon {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(94, 235, 196, 0.08);
  color: var(--color-accent);
  flex-shrink: 0;
}

.industry-chip-icon svg {
  width: 18px;
  height: 18px;
}

.faq-item {
  border-bottom: 1px solid var(--color-divider-ghost);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-divider-ghost);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  text-align: start;
  cursor: pointer;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
}

.faq-question {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.35;
  flex-grow: 1;
}

.faq-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-divider-ghost);
  color: var(--color-accent);
  transition: all var(--duration-base) var(--ease-out);
}

.faq-icon svg {
  width: 18px;
  height: 18px;
  transition: transform var(--duration-base) var(--ease-out);
}

.faq-item.is-open .faq-icon {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-surface-base);
}

.faq-item.is-open .faq-icon svg {
  transform: rotate(45deg);
}

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-in-out);
}

.faq-body-inner {
  padding: 0 0 var(--space-lg);
  font-size: var(--size-body);
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 760px;
}

.faq-trigger:hover .faq-question {
  color: var(--color-accent);
}

.section-intro .section-head + .section-head-accent {
  display: block;
  font-family: var(--font-display);
  font-size: calc(var(--size-section) * 0.85);
  color: var(--color-text-accent);
  font-weight: 400;
  letter-spacing: -0.2px;
  margin-top: 6px;
}

.section-sub {
  font-family: var(--font-display);
  font-size: var(--size-lead);
  font-weight: 300;
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: var(--radius-pill);
  background: #25D366;
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255,255,255,0.08);
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}

.whatsapp-float > svg {
  position: relative;
  z-index: 1;
}

.contact-form-wrap {
  max-width: 760px;
  margin: var(--space-xxl) auto 0;
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider-ghost);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.contact-form-head {
  margin-bottom: var(--space-lg);
  text-align: center;
}

.contact-form-title {
  font-family: var(--font-display);
  line-height: 1.10;
  font-weight: 500;
  margin: 0;
}

.contact-form-title .primary {
  display: block;
  font-size: 28px;
  color: var(--color-text-primary);
}

.contact-form-title .accent {
  display: block;
  font-size: 22px;
  color: var(--color-text-accent);
  font-weight: 400;
  margin-top: 4px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  text-align: start;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: var(--space-lg) var(--space-md); }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--color-accent);
}

.form-required,
.form-optional {
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0.6px;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-divider-accent);
  color: var(--color-text-muted);
  font-weight: 500;
}

.form-optional {
  border-color: var(--color-divider-ghost);
}

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: var(--size-body);
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  min-height: 52px;
  width: 100%;
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
  font-family: var(--font-body);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-text-disabled);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px var(--color-accent-glow);
}

.honey-field {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-xs);
}

.form-submit svg {
  width: 16px;
  height: 16px;
}

.form-submit[disabled] {
  opacity: 0.65;
  cursor: progress;
}

.form-feedback {
  margin-top: 4px;
  font-size: var(--size-caption);
  line-height: 1.55;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  display: none;
}

.form-feedback[data-state] {
  display: block;
}

.form-feedback[data-state="sending"] {
  border-color: var(--color-divider-ghost);
  color: var(--color-text-secondary);
  background: rgba(255,255,255,0.02);
}

.form-feedback[data-state="invalid"] {
  border-color: rgba(255,107,107,0.4);
  color: #FF9D9D;
  background: rgba(255,107,107,0.06);
}

.form-feedback[data-state="error"] {
  border-color: rgba(255,107,107,0.4);
  color: #FF9D9D;
  background: rgba(255,107,107,0.06);
}

.form-feedback[data-state="success"] {
  border-color: var(--color-divider-accent);
  color: var(--color-accent);
  background: var(--color-accent-glow);
}

.whatsapp-float:hover {
  background: #1DA851;
  transform: translateY(-2px) scale(1.04);
}

.whatsapp-float:active {
  transform: scale(0.96);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  stroke-width: 2.2;
}

.whatsapp-float-ping {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-pill);
  border: 2px solid #25D366;
  opacity: 0;
  animation: wa-ping 2.4s var(--ease-out) infinite;
}

@keyframes wa-ping {
  0%   { transform: scale(1);   opacity: 0.55; }
  80%  { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1.6); opacity: 0; }
}

body[dir="rtl"] .whatsapp-float {
  right: auto;
  left: 24px;
}

@media (max-width: 640px) {
  .whatsapp-float {
    width: 54px;
    height: 54px;
    bottom: 16px;
    right: 16px;
  }
  body[dir="rtl"] .whatsapp-float {
    right: auto;
    left: 16px;
  }
  .whatsapp-float svg {
    width: 24px;
    height: 24px;
  }
}