/* ───────────────────────────────────────────────────────────────────────────
   OSPREXON — Navigation overlay (light editorial split panel)
   ─────────────────────────────────────────────────────────────────────── */

.site-menu {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: stretch;
  justify-content: flex-end;
  padding: clamp(0.5rem, 1.2vw, 0.85rem);
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
  transition:
    opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    visibility 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-menu.is-open {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
}

.site-menu__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(18, 16, 14, 0.42);
  backdrop-filter: blur(10px) saturate(115%);
  -webkit-backdrop-filter: blur(10px) saturate(115%);
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-menu.is-open .site-menu__backdrop {
  opacity: 1;
}

.site-menu__panel {
  position: relative;
  z-index: 1;
  flex: 1;
  max-width: min(1180px, 100%);
  margin-left: auto;
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: 100%;
  border-radius: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid var(--color-frame-border);
  background-color: var(--color-frame-bg);
  background-image: radial-gradient(
    circle,
    var(--color-frame-dots) 1px,
    transparent 1px
  );
  background-size: 18px 18px;
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.14),
    0 0 0 1px rgba(255, 255, 255, 0.65) inset;
  color: var(--color-ink);
  overflow: hidden;
}

.site-menu__grain {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

.site-menu__watermark {
  pointer-events: none;
  position: absolute;
  right: clamp(-0.15em, 2vw, 0.5rem);
  bottom: clamp(-0.2em, 1vh, 0.2rem);
  font-family: var(--font-display);
  font-size: clamp(5rem, 18vw, 11rem);
  line-height: 0.85;
  letter-spacing: -0.04em;
  color: rgba(0, 0, 0, 0.04);
  user-select: none;
}

.site-menu__header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(0.85rem, 1.8vw, 1.15rem) clamp(1rem, 2.4vw, 1.6rem);
  border-bottom: 1px solid var(--color-frame-border);
  background: rgba(252, 252, 252, 0.92);
}

.site-menu__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink);
  transition: opacity 0.25s var(--ease-soft);
}

.site-menu__brand img {
  width: clamp(28px, 2.4vw, 34px);
  height: auto;
}

.site-menu__brand:hover {
  opacity: 0.72;
}

.site-menu__close {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.85rem 0.45rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--color-frame-border);
  background: #fff;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink);
  transition:
    background 0.25s var(--ease-soft),
    border-color 0.25s var(--ease-soft),
    transform 0.35s var(--ease-soft);
}

.site-menu__close svg {
  width: 14px;
  height: 14px;
}

.site-menu__close:hover {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: #fff;
  transform: translateY(-1px);
}

.site-menu__layout {
  position: relative;
  z-index: 2;
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 0;
  min-height: 0;
  overflow: hidden;
  /* Match header horizontal rhythm — modest, not flush or oversized */
  --menu-gutter-x: clamp(1rem, 2.4vw, 1.6rem);
}

.site-menu__nav {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(1.5rem, 3.5vh, 2.5rem) var(--menu-gutter-x);
  border-right: 1px solid var(--color-frame-border);
  background: rgba(255, 255, 255, 0.55);
}

.site-menu__nav-inner {
  width: 100%;
}

.site-menu__nav-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin: 0 0 clamp(2rem, 4.5vh, 3rem);
  padding-left: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.site-menu__nav-label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--color-cta);
  flex-shrink: 0;
}

.site-menu__list {
  display: flex;
  flex-direction: column;
  gap: clamp(0.35rem, 1vh, 0.65rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-menu__list li {
  opacity: 0;
  transform: translateY(22px);
}

.site-menu__link {
  display: grid;
  grid-template-columns: 2.85rem minmax(0, 1fr) 1.75rem;
  align-items: center;
  column-gap: clamp(1rem, 2vw, 1.5rem);
  padding: clamp(0.7rem, 1.6vh, 1rem) clamp(0.5rem, 1vw, 0.65rem);
  border-radius: 0.4rem;
  position: relative;
  transition:
    background 0.3s var(--ease-soft),
    color 0.25s var(--ease-soft);
}

.site-menu__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 2px;
  height: 0;
  background: var(--color-cta);
  border-radius: 2px;
  transform: translateY(-50%);
  transition: height 0.35s var(--ease-soft);
}

.site-menu__link:hover,
.site-menu__link:focus-visible,
.site-menu__link.is-active {
  background: rgba(242, 153, 0, 0.08);
}

.site-menu__link:hover::before,
.site-menu__link:focus-visible::before,
.site-menu__link.is-active::before {
  height: 58%;
}

.site-menu__index {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  color: var(--color-ink-soft);
  justify-self: start;
  padding-top: 0.2em;
  transition: color 0.25s var(--ease-soft);
}

.site-menu__title {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.2vw, 2.65rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  justify-self: start;
  transition: color 0.25s var(--ease-soft);
}

.site-menu__arrow {
  font-size: 0.95rem;
  justify-self: end;
  opacity: 0;
  transform: translateX(-4px);
  transition:
    opacity 0.3s var(--ease-soft),
    transform 0.35s var(--ease-soft);
}

.site-menu__link:hover .site-menu__index,
.site-menu__link:focus-visible .site-menu__index,
.site-menu__link.is-active .site-menu__index {
  color: var(--color-cta);
}

.site-menu__link:hover .site-menu__title,
.site-menu__link:focus-visible .site-menu__title,
.site-menu__link.is-active .site-menu__title {
  color: #9a5f00;
}

.site-menu__link:hover .site-menu__arrow,
.site-menu__link:focus-visible .site-menu__arrow,
.site-menu__link.is-active .site-menu__arrow {
  opacity: 1;
  transform: translateX(0);
}

.site-menu__aside {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.25rem, 3vh, 2rem) clamp(1rem, 2.2vw, 1.6rem);
  min-height: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.site-menu__aside-inner {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: clamp(0.85rem, 2vh, 1.25rem);
  opacity: 0;
  transform: translateX(24px);
}

.site-menu__preview-card {
  padding: clamp(0.9rem, 2vh, 1.15rem);
  border-radius: 0.65rem;
  border: 1px solid var(--color-frame-border);
  background: #fff;
}

.site-menu__preview-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.45rem;
}

.site-menu__preview-text {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.2vw, 1.75rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  min-height: 2.4em;
}

.site-menu__preview-line {
  margin-top: 0.85rem;
  height: 2px;
  background: var(--color-frame-border);
  border-radius: 2px;
  overflow: hidden;
}

.site-menu__preview-line span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-cta), #ffbf47);
  border-radius: inherit;
  transition: width 0.45s var(--ease-soft);
}

.site-menu__cta-card {
  padding: clamp(1rem, 2.2vh, 1.25rem);
  border-radius: 0.65rem;
  background: linear-gradient(
    145deg,
    rgba(242, 153, 0, 0.14) 0%,
    rgba(255, 242, 136, 0.35) 100%
  );
  border: 1px solid rgba(242, 153, 0, 0.35);
}

.site-menu__cta-eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #8a5a00;
  margin-bottom: 0.35rem;
}

.site-menu__cta-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  line-height: 1.2;
  margin-bottom: 0.85rem;
}

.site-menu__cta-title em {
  font-style: italic;
  color: #9a5f00;
}

.site-menu__cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  border: none;
  background: var(--color-ink);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition:
    transform 0.3s var(--ease-soft),
    background 0.3s var(--ease-soft),
    box-shadow 0.3s var(--ease-soft);
}

.site-menu__cta-btn svg {
  width: 16px;
  height: 16px;
}

.site-menu__cta-btn:hover {
  background: #2a2622;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.site-menu__meta {
  display: grid;
  gap: 0.85rem;
}

/* In-page scroll targets (menu + sitewide anchor links) */
#home,
#about,
#studio,
#clients,
#pricing,
#contact {
  scroll-margin-top: clamp(0.75rem, 2vh, 1.25rem);
}

.site-menu__meta-block {
  font-size: 0.82rem;
  line-height: 1.45;
}

.site-menu__meta-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.25rem;
}

.site-menu__meta-block a {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(242, 153, 0, 0.5);
  transition: color 0.25s var(--ease-soft);
}

.site-menu__meta-block a:hover {
  color: var(--color-cta);
}

.site-menu__socials {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.85rem;
}

.site-menu__socials a {
  font-size: 0.8rem;
  color: var(--color-ink);
  position: relative;
}

.site-menu__socials a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background: var(--color-cta);
  transition: width 0.3s var(--ease-soft);
}

.site-menu__socials a:hover::after {
  width: 100%;
}

@media (min-width: 1024px) {
  .site-menu__title {
    font-size: clamp(1.65rem, 2.8vw, 42px);
  }
}

/* Scroll lock fallback */
html:not(.lenis) body.menu-open {
  overflow: hidden;
}

/* GSAP owns motion when ready */
html.motion-ready .site-menu,
html.motion-ready .site-menu__backdrop,
html.motion-ready .site-menu__panel,
html.motion-ready .site-menu__list li,
html.motion-ready .site-menu__aside-inner {
  transition: none !important;
}

@media (max-width: 900px) {
  .site-menu {
    padding: 0.35rem;
  }

  .site-menu__layout {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }

  .site-menu__nav {
    border-right: none;
    border-bottom: 1px solid var(--color-frame-border);
    align-items: stretch;
    justify-content: flex-start;
    padding: 1.35rem var(--menu-gutter-x) 1.15rem;
  }

  .site-menu__nav-label {
    margin-bottom: 1.5rem;
  }

  .site-menu__list {
    gap: 0.3rem;
  }

  .site-menu__link {
    grid-template-columns: 2.5rem minmax(0, 1fr) 1.5rem;
    column-gap: 0.85rem;
    padding: 0.65rem 0.5rem;
  }

  .site-menu__aside {
    align-items: stretch;
    justify-content: flex-start;
  }

  .site-menu__title {
    font-size: clamp(1.45rem, 6vw, 2rem);
  }

  .site-menu__watermark {
    font-size: clamp(3.5rem, 22vw, 6rem);
  }
}

@media (max-width: 520px) {
  .site-menu__close span:first-child {
    display: none;
  }

  .site-menu__aside {
    padding-bottom: max(1rem, env(safe-area-inset-bottom));
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-menu__link,
  .site-menu__preview-line span {
    transition: none !important;
  }

  .site-menu.is-open .site-menu__list li,
  .site-menu.is-open .site-menu__aside-inner {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 320px) {
  .site-menu {
    padding: 0.2rem;
  }

  .site-menu__panel {
    border-radius: clamp(0.65rem, 2.5vw, 1rem);
  }

  .site-menu__header {
    padding: 0.65rem 0.75rem;
    gap: 0.5rem;
  }

  .site-menu__brand {
    font-size: 0.62rem;
    gap: 0.35rem;
  }

  .site-menu__brand img {
    width: 24px;
  }

  .site-menu__close {
    padding: 0.35rem 0.6rem 0.35rem 0.7rem;
    font-size: 0.65rem;
  }

  .site-menu__close svg {
    width: 12px;
    height: 12px;
  }

  .site-menu__nav {
    padding: 1rem 0.75rem 0.85rem;
  }

  .site-menu__nav-label {
    margin-bottom: 1rem;
    font-size: 0.6rem;
  }

  .site-menu__list {
    gap: 0.2rem;
  }

  .site-menu__link {
    grid-template-columns: 2rem minmax(0, 1fr) 1.2rem;
    column-gap: 0.55rem;
    padding: 0.5rem 0.35rem;
  }

  .site-menu__index {
    font-size: 0.6rem;
  }

  .site-menu__title {
    font-size: clamp(1.25rem, 6vw, 1.6rem);
  }

  .site-menu__aside {
    padding: 0.85rem 0.75rem;
  }

  .site-menu__preview-text {
    font-size: clamp(1.1rem, 5vw, 1.35rem);
  }

  .site-menu__cta-title {
    font-size: clamp(1rem, 4.5vw, 1.2rem);
  }

  .site-menu__cta-btn {
    padding: 0.55rem 0.85rem;
    font-size: 0.72rem;
  }

  .site-menu__meta-block {
    font-size: 0.75rem;
  }

  .site-menu__meta-label {
    font-size: 0.55rem;
  }

  .site-menu__socials a {
    font-size: 0.72rem;
  }

  .site-menu__watermark {
    font-size: clamp(2.5rem, 18vw, 4rem);
  }
}