.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 6;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 244, 239, 0.86);
  backdrop-filter: blur(16px);
  transition: background 520ms var(--ease-out);
}

.site-header.is-scrolled {
  background: rgba(246, 244, 239, 0.97);
}

.nav-shell {
  width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  height: 74px;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.brand-symbol {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--color-ink-black, #000000);
  border-radius: 10px;
  background: var(--color-bone-white, #fffef7);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.2s ease;
}

.brand-symbol img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.brand-mark:hover .brand-symbol {
  transform: translateY(-2px) scale(1.04);
  border-color: var(--color-ink-black, #000000);
}

.brand-mark strong,
.brand-mark small {
  display: block;
}

.brand-mark strong {
  font-family: var(--font-display);
  font-size: 0.98rem;
  letter-spacing: -0.01em;
}

.brand-mark small {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}

.nav-links a {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.92rem;
  transition:
    color 360ms var(--ease-out),
    background 360ms var(--ease-out);
}

.nav-links a:hover {
  color: var(--ink);
  background: var(--card-2);
}

.nav-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 46px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition:
    transform 420ms var(--ease-snap),
    background 420ms var(--ease-out),
    color 420ms var(--ease-out),
    border-color 420ms var(--ease-out);
}

.btn:disabled,
.newsletter-form button:disabled,
.cookie-card button:disabled {
  cursor: not-allowed;
  filter: grayscale(0.5);
  opacity: 0.62;
}

.nav-cta {
  margin-left: 10px;
  padding: 5px 6px 5px 18px;
  color: var(--white);
  background: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
}

.nav-cta span,
.btn span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  transition: transform 420ms var(--ease-snap);
}

.nav-cta span {
  background: var(--amber);
  font-size: 0.8rem;
}

.btn {
  padding: 6px 7px 6px 21px;
  font-size: 0.96rem;
  font-weight: 600;
}

.btn:hover,
.nav-cta:hover {
  transform: translateY(-2px);
}

.btn:active,
.nav-cta:active {
  transform: scale(0.98);
}

.btn:hover span,
.nav-cta:hover span {
  transform: translate3d(3px, -1px, 0) scale(1.04);
}

.btn-primary {
  color: var(--white);
  background: var(--ink);
}

.btn-primary span {
  background: var(--amber);
  font-size: 0.8rem;
}

.btn-ghost {
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: var(--card);
}

.btn-ghost span {
  background: var(--paper);
  font-size: 0.8rem;
}

.menu-toggle {
  display: none;
  position: relative;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  left: 13px;
  right: 13px;
  height: 2px;
  background: var(--ink);
  transition: transform 420ms var(--ease-snap);
}

.menu-toggle span:first-child {
  transform: translateY(-5px);
}

.menu-toggle span:last-child {
  transform: translateY(5px);
}

.menu-toggle.is-open span:first-child {
  transform: rotate(45deg);
}

.menu-toggle.is-open span:last-child {
  transform: rotate(-45deg);
}

.mobile-menu {
  position: fixed;
  inset: 74px 0 0;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 30px clamp(22px, 6vw, 60px) 40px;
  background: rgba(246, 244, 239, 0.98);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-12px);
  transition:
    opacity 460ms var(--ease-out),
    transform 460ms var(--ease-out);
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-menu a {
  padding: 18px 4px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 8vw, 3rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.scroll-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 7;
  height: 2.5px;
  background: rgba(35, 32, 26, 0.06);
}

.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--amber), var(--lime));
}

.cursor-dot {
  position: fixed;
  z-index: 10;
  width: 16px;
  height: 16px;
  border: 1.5px solid rgba(217, 95, 15, 0.8);
  border-radius: 50%;
  pointer-events: none;
  transform: translate3d(-50%, -50%, 0);
  opacity: 0;
  transition:
    opacity 260ms var(--ease-out),
    width 260ms var(--ease-out),
    height 260ms var(--ease-out),
    border-color 260ms var(--ease-out);
}

.cursor-dot.is-active {
  width: 40px;
  height: 40px;
  border-color: rgba(35, 32, 26, 0.75);
}

.back-top {
  position: fixed;
  right: 22px;
  bottom: 92px;
  z-index: 5;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--ink);
  background: var(--card);
  opacity: 0;
  pointer-events: none;
  cursor: pointer;
  transition:
    opacity 360ms var(--ease-out),
    transform 360ms var(--ease-out);
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.back-top:hover {
  transform: translateY(-4px);
}

.back-top svg {
  width: 100%;
  height: 100%;
}

.back-top circle,
.back-top path {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 24px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 54px;
  height: 54px;
  padding: 0 15px;
  border-radius: 999px;
  color: #fff;
  background: #1f9d55;
  font-weight: 600;
  box-shadow: 0 18px 50px rgba(31, 157, 85, 0.28);
  transition:
    transform 420ms var(--ease-snap),
    max-width 420ms var(--ease-out);
  animation: whatsappPulse 2.6s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: translateY(-3px);
}

.wa-icon {
  width: 24px;
  height: 24px;
  flex: none;
  fill: currentColor;
  animation: waBounce 2.4s ease-in-out infinite;
  transform-origin: 50% 50%;
}

.wa-icon--sm {
  width: 16px;
  height: 16px;
  vertical-align: -2px;
  margin-right: 6px;
}

.wa-label {
  max-width: 0;
  overflow: hidden;
  white-space: nowrap;
  transition: max-width 420ms var(--ease-out);
}

.whatsapp-float:hover .wa-label,
.whatsapp-float:focus-visible .wa-label {
  max-width: 170px;
}

.cookie-card {
  position: fixed;
  left: 22px;
  bottom: 22px;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 380px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: 0 24px 60px rgba(35, 32, 26, 0.12);
  transform: translateY(140%);
  transition: transform 460ms var(--ease-out);
}

.cookie-card.is-visible {
  transform: translateY(0);
}

.cookie-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.cookie-card button,
.newsletter-form button {
  border: 0;
  border-radius: 999px;
  color: var(--white);
  background: var(--ink);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
}

.cookie-card button {
  flex: 0 0 auto;
  padding: 9px 14px;
}

.toast-stack {
  position: fixed;
  right: 22px;
  top: 88px;
  z-index: 7;
  display: grid;
  gap: 10px;
}

.toast {
  max-width: 320px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--white);
  background: var(--ink);
  box-shadow: 0 18px 60px rgba(35, 32, 26, 0.28);
}

.project-modal {
  width: min(560px, calc(100vw - 28px));
  padding: clamp(24px, 5vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--card);
  box-shadow: 0 40px 90px rgba(35, 32, 26, 0.22);
}

.project-modal::backdrop {
  background: rgba(35, 32, 26, 0.5);
  backdrop-filter: blur(4px);
}

.project-modal h2 {
  margin: 0 0 14px;
  max-width: 14ch;
  font-family: var(--font-display);
  font-weight: 550;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1;
  letter-spacing: -0.02em;
}

.project-modal p:not(.eyebrow) {
  max-width: 46ch;
  color: var(--muted);
  line-height: 1.7;
}

.project-modal span {
  display: block;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--amber-soft);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.modal-close {
  float: right;
  width: 38px;
  height: 38px;
  margin: -8px -8px 0 10px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  background: var(--card);
  cursor: pointer;
}

.modal-close:hover {
  border-color: var(--ink);
}

.modal-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: var(--amber-soft);
  font-weight: 600;
  font-size: 0.94rem;
}

.modal-link:hover {
  color: var(--amber);
}

.launch-banner {
  position: relative;
  z-index: 5;
  padding: 12px clamp(16px, 4vw, 40px);
  background: var(--ink);
  color: var(--white);
  text-align: center;
  font-size: 0.86rem;
  line-height: 1.5;
}

.launch-banner strong {
  color: var(--amber-pale);
}

.launch-banner a {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.launch-banner a:hover {
  color: var(--amber-pale);
}



@media (max-width: 900px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .brand-mark small {
    display: none;
  }
}

@media (max-width: 640px) {
  .cursor-dot {
    display: none;
  }

  .cookie-card {
    left: 14px;
    right: 14px;
    bottom: 14px;
    max-width: none;
  }

  .back-top {
    right: 16px;
    bottom: 86px;
  }

  .whatsapp-float {
    right: 16px;
    bottom: 18px;
  }
}