/* ============================================
   StaggeredMenu — Vanilla JS port from ReactBits
   Animated side menu with GSAP stagger effects
   ============================================ */

.staggered-menu-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 40;
  pointer-events: none;
}

.staggered-menu-wrapper.fixed-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 40;
  overflow: hidden;
}

.staggered-menu-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 1.5em 2em;
  background: transparent;
  pointer-events: none;
  z-index: 20;
}

.staggered-menu-header > * {
  pointer-events: auto;
}

.sm-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--ink, #1a1a18);
  font-weight: 500;
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 1;
  overflow: visible;
  padding: 8px 0;
}

.sm-toggle:focus-visible {
  outline: 2px solid var(--accent, #e85d26);
  outline-offset: 4px;
  border-radius: 4px;
}

.sm-toggle-textWrap {
  position: relative;
  display: inline-block;
  height: 1em;
  overflow: hidden;
  white-space: nowrap;
}

.sm-toggle-textInner {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.sm-toggle-line {
  display: block;
  height: 1em;
  line-height: 1;
}

.sm-icon {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  will-change: transform;
}

.sm-icon-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transform: translate(-50%, -50%);
  will-change: transform;
}

.sm-icon-line-v {
  transform: translate(-50%, -50%) rotate(90deg);
}

/* Pre-layers (color bands behind panel) */
.sm-prelayers {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: clamp(280px, 40vw, 440px);
  pointer-events: none;
  z-index: 100;
  opacity: 0;
}

.sm-prelayer {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  transform: translateX(0);
  opacity: 0;
}

/* Panel */
.staggered-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: clamp(280px, 40vw, 440px);
  height: 100%;
  background: var(--surface-1, #ffffff);
  display: flex;
  flex-direction: column;
  padding: 7em 2.5em 2.5em 2.5em;
  overflow-y: auto;
  z-index: 105;
  pointer-events: auto;
  opacity: 0;
  box-shadow: -8px 0 40px rgba(26, 26, 24, 0.08);
}

.sm-panel-inner {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Menu items */
.sm-panel-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sm-panel-itemWrap {
  position: relative;
  overflow: hidden;
  line-height: 1;
}

.sm-panel-item {
  position: relative;
  color: var(--ink, #1a1a18);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-family: var(--font-display, 'Playfair Display', serif);
  cursor: pointer;
  line-height: 1.2;
  letter-spacing: -0.02em;
  transition: color 0.25s ease;
  display: inline-block;
  text-decoration: none;
  padding-right: 1.4em;
}

.sm-panel-itemLabel {
  display: inline-block;
  will-change: transform;
  transform-origin: 50% 100%;
}

.sm-panel-item:hover {
  color: var(--accent, #e85d26);
}

/* Numbering */
.sm-panel-list[data-numbering] {
  counter-reset: smItem;
}

.sm-panel-list[data-numbering] .sm-panel-item::after {
  counter-increment: smItem;
  content: counter(smItem, decimal-leading-zero);
  position: absolute;
  top: 0.15em;
  right: 0.6em;
  font-size: 0.75rem;
  font-weight: 400;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  color: var(--ink-tertiary, #a8a49e);
  letter-spacing: 0;
  pointer-events: none;
  user-select: none;
  opacity: var(--sm-num-opacity, 0);
}

/* Socials */
.sm-socials {
  margin-top: auto;
  padding-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sm-socials-title {
  margin: 0;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-sans, 'Inter', sans-serif);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-tertiary, #a8a49e);
}

.sm-socials-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.sm-socials-link {
  font-size: 1rem;
  font-weight: 500;
  font-family: var(--font-sans, 'Inter', sans-serif);
  color: var(--ink, #1a1a18);
  text-decoration: none;
  position: relative;
  padding: 2px 0;
  display: inline-block;
  transition: color 0.3s ease, opacity 0.3s ease;
}

.sm-socials-link:hover {
  color: var(--accent, #e85d26);
}

.sm-socials-link:focus-visible {
  outline: 2px solid var(--accent, #e85d26);
  outline-offset: 3px;
}

/* Close on click away overlay */
.sm-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(26, 26, 24, 0.15);
  z-index: 90;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.sm-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .sm-prelayers {
    width: 100%;
  }

  .staggered-menu-panel {
    width: 100%;
    padding: 6em 1.5em 2em 1.5em;
  }

  .sm-panel-item {
    font-size: 2.2rem;
  }
}