/* Product — Packet Vault (sticky zoom gallery + scrolling bento + tab panels) */

.page-product-vault .page-main {
  padding-top: 0;
  background: #f3f0ea;
}

/* ── Ribbon ── */
.a55-vault-ribbon {
  padding: clamp(16px, 2.5vw, 24px) 0;
  background: linear-gradient(125deg, #2d1f14 0%, #5f3f22 45%, #3d2817 100%);
  color: #f4efe4;
  position: relative;
  overflow: clip;
}

.a55-vault-ribbon::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -28deg,
    transparent,
    transparent 18px,
    rgba(255, 255, 255, 0.025) 18px,
    rgba(255, 255, 255, 0.025) 19px
  );
  pointer-events: none;
}

.a55-vault-ribbon-inner {
  position: relative;
  z-index: 1;
}

.a55-vault-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(248, 250, 252, 0.88);
}

.a55-vault-crumb a {
  color: rgba(244, 239, 228, 0.88);
  text-decoration: none;
}

.a55-vault-crumb a:hover { color: #fff; }

.a55-vault-crumb [aria-current="page"] {
  color: #fff;
  max-width: 28ch;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.a55-vault-ribbon-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.a55-vault-sku,
.a55-vault-lane {
  display: inline-flex;
  padding: 5px 11px;
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.a55-vault-sku {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.a55-vault-lane {
  color: #f4efe4;
  background: rgba(31, 107, 74, 0.35);
  border: 1px solid rgba(134, 239, 172, 0.25);
}

/* ── Split layout ── */
.a55-vault-stage {
  padding: clamp(24px, 4vw, 40px) 0 clamp(40px, 6vw, 64px);
}

.a55-vault-split {
  display: grid;
  grid-template-columns: minmax(280px, 0.95fr) minmax(0, 1.15fr);
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

/* ── Sticky gallery ── */
.a55-vault-gallery-col {
  min-width: 0;
}

.a55-vault-gallery-float {
  position: sticky;
  top: clamp(76px, 10vh, 96px);
}

.a55-vault-zoom {
  position: relative;
  margin: 0;
  padding: clamp(14px, 2vw, 18px);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(248, 244, 236, 0.92));
  border: 1px solid rgba(95, 63, 34, 0.12);
  box-shadow:
    0 24px 60px rgba(45, 31, 20, 0.12),
    0 0 0 1px rgba(255, 255, 255, 0.5) inset;
}

.a55-vault-zoom-stage {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius-xl) - 6px);
  aspect-ratio: 1;
  background: #ebe4d8;
  cursor: crosshair;
}

.a55-vault-zoom-stage img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.a55-vault-zoom-lens {
  position: absolute;
  width: 120px;
  height: 120px;
  margin: -60px 0 0 -60px;
  border-radius: 50%;
  border: 2px solid rgba(10, 61, 98, 0.35);
  background: radial-gradient(circle, rgba(10, 61, 98, 0.08) 0%, transparent 70%);
  box-shadow: 0 0 24px rgba(10, 61, 98, 0.15);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.a55-vault-badge {
  position: absolute;
  top: clamp(22px, 3vw, 28px);
  right: clamp(22px, 3vw, 28px);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--signal);
  box-shadow: 0 6px 18px rgba(200, 29, 37, 0.3);
}

.a55-vault-caption {
  position: absolute;
  bottom: clamp(22px, 3vw, 28px);
  left: clamp(22px, 3vw, 28px);
  margin: 0;
  padding: 5px 10px;
  border-radius: var(--radius);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(6px);
}

.a55-vault-gallery-deck {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding: 0 4px;
}

.a55-vault-gallery-deck span {
  flex: 1;
  height: 4px;
  border-radius: 4px;
  background: rgba(95, 63, 34, 0.12);
}

.a55-vault-gallery-deck span:first-child {
  background: linear-gradient(90deg, var(--kraft-deep), var(--success));
  box-shadow: 0 0 12px rgba(31, 107, 74, 0.35);
}

/* ── Scroll column ── */
.a55-vault-scroll-col {
  min-width: 0;
}

.a55-vault-intro {
  margin-bottom: clamp(20px, 3vw, 28px);
}

.a55-vault-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kraft-deep);
}

.a55-vault-kicker span {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--kraft-deep);
  color: #f4efe4;
  font-size: 0.6rem;
}

.a55-vault-intro h1 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.a55-vault-lede {
  margin: 0 0 16px;
  max-width: 52ch;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--graphite);
}

.a55-vault-price-strip {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 18px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(10, 61, 98, 0.08), rgba(31, 107, 74, 0.06));
  border: 1px solid rgba(10, 61, 98, 0.12);
}

.a55-vault-price-strip strong {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--blueprint);
}

.a55-vault-price-strip span {
  font-size: 0.76rem;
  color: var(--muted);
}

/* ── Tabs ── */
.a55-vault-tabs {
  position: relative;
  margin-bottom: clamp(20px, 3vw, 28px);
  padding: clamp(16px, 2.5vw, 20px);
  border-radius: var(--radius-xl);
  background: var(--paper);
  border: 1px solid rgba(15, 23, 42, 0.07);
  box-shadow: var(--shadow-sm);
}

.a55-vault-tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.a55-vault-tab {
  padding: 10px 16px;
  border: 0;
  border-radius: var(--radius-full);
  background: transparent;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.25s ease, background 0.25s ease;
}

.a55-vault-tab:hover {
  color: var(--ink);
  background: rgba(15, 23, 42, 0.04);
}

.a55-vault-tab.is-active {
  color: #fff;
  background: var(--blueprint);
  box-shadow: 0 4px 16px rgba(10, 61, 98, 0.25);
}

.a55-vault-tab-indicator {
  position: absolute;
  top: clamp(16px, 2.5vw, 20px);
  left: clamp(16px, 2.5vw, 20px);
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(10, 61, 98, 0.08);
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), width 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
  z-index: 0;
  display: none;
}

.a55-vault-panels {
  position: relative;
  min-height: 180px;
}

.a55-vault-panel {
  animation: a55-vault-panel-out 0.28s ease forwards;
}

.a55-vault-panel.is-active {
  animation: a55-vault-panel-in 0.38s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.a55-vault-panel[hidden] {
  display: none;
}

@keyframes a55-vault-panel-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes a55-vault-panel-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

/* Bento grid */
.a55-vault-bento {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.a55-vault-bento-cell {
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #fafbfc, #f4f6f8);
  border: 1px solid rgba(15, 23, 42, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.a55-vault-bento-cell:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
}

.a55-vault-bento-wide {
  grid-column: 1 / -1;
}

.a55-vault-bento-cell > p {
  margin: 0 0 6px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.a55-vault-bento-cell strong,
.a55-vault-bento-cell > div {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink);
}

.a55-vault-bento-cell strong {
  font-weight: 800;
}

/* Spec grid */
.a55-vault-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 20px;
  margin: 0;
}

.a55-vault-spec-grid div {
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(15, 23, 42, 0.08);
}

.a55-vault-spec-grid dt {
  margin: 0 0 4px;
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.a55-vault-spec-grid dd {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--ink);
}

/* Assurance list */
.a55-vault-assurance {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.a55-vault-assurance li {
  padding: 14px 16px;
  border-radius: var(--radius-lg);
  background: rgba(31, 107, 74, 0.05);
  border: 1px solid rgba(31, 107, 74, 0.12);
}

.a55-vault-assurance strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.88rem;
  color: var(--ink);
}

.a55-vault-assurance span {
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--graphite);
}

/* Buy dock */
.a55-vault-buy {
  padding: clamp(18px, 2.5vw, 22px);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(145deg, #0a3d62, #1f6b4a);
  color: #eef6ff;
  box-shadow: 0 16px 40px rgba(10, 61, 98, 0.22);
}

.a55-vault-buy-form {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 12px 16px;
}

.a55-vault-qty {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.a55-vault-qty > span {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(238, 246, 255, 0.65);
}

.a55-vault-qty select {
  min-width: 88px;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
}

.a55-vault-qty select:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.12);
}

.a55-vault-cta {
  position: relative;
  overflow: hidden;
  flex: 1;
  min-width: 180px;
  padding: 14px 22px;
  border: 0;
  border-radius: var(--radius-full);
  background: #fff;
  color: var(--blueprint-deep);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.a55-vault-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.a55-vault-cta-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(10, 61, 98, 0.12) 50%, transparent 60%);
  transform: translateX(-100%);
  animation: a55-vault-shine 3.5s ease-in-out infinite;
}

@keyframes a55-vault-shine {
  0%, 70%, 100% { transform: translateX(-100%); }
  85% { transform: translateX(100%); }
}

.a55-vault-buy-note {
  margin: 12px 0 0;
  font-size: 0.78rem;
  color: rgba(238, 246, 255, 0.65);
}

/* ── Related (kin) ── */
.a55-vault-kin {
  padding: clamp(32px, 5vw, 48px) 0 clamp(48px, 7vw, 72px);
  background: linear-gradient(180deg, #ebe6dc 0%, #f3f0ea 100%);
  border-top: 1px solid rgba(95, 63, 34, 0.1);
}

.a55-vault-kin-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 20px;
  margin-bottom: clamp(20px, 3vw, 28px);
}

.a55-vault-kin-head p {
  width: 100%;
  margin: 0 0 4px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kraft-deep);
}

.a55-vault-kin-head h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 800;
  color: var(--ink);
}

.a55-vault-kin-head a {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--blueprint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.a55-vault-kin-grid.a55-folio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: clamp(14px, 2vw, 20px);
}

/* ── 404 ── */
.a55-vault-missing {
  max-width: 480px;
  margin: 0 auto;
  padding: clamp(36px, 6vw, 52px) 24px;
  text-align: center;
  border-radius: var(--radius-xl);
  background: var(--paper);
  border: 1px solid rgba(15, 23, 42, 0.08);
  box-shadow: var(--shadow-sm);
}

.a55-vault-missing-frame {
  width: 88px;
  height: 88px;
  margin: 0 auto 18px;
  border-radius: 20px;
  border: 2px dashed rgba(166, 124, 82, 0.35);
  background: rgba(166, 124, 82, 0.08);
}

.a55-vault-missing-tag {
  margin: 0 0 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--kraft-deep);
}

.a55-vault-missing h1 {
  margin: 0 0 10px;
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--ink);
}

.a55-vault-missing p {
  margin: 0 0 22px;
  line-height: 1.65;
  color: var(--graphite);
}

/* Entrance */
.a55-vault-animate {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.a55-vault-animate.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .a55-vault-split {
    grid-template-columns: 1fr;
  }

  .a55-vault-gallery-float {
    position: relative;
    top: auto;
  }

  .a55-vault-zoom-stage {
    cursor: default;
  }

  .a55-vault-zoom-lens {
    display: none;
  }
}

@media (max-width: 560px) {
  .a55-vault-bento,
  .a55-vault-spec-grid {
    grid-template-columns: 1fr;
  }

  .a55-vault-buy-form {
    flex-direction: column;
    align-items: stretch;
  }

  .a55-vault-cta {
    width: 100%;
  }

  .a55-vault-kin-grid.a55-folio-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .a55-vault-zoom-stage img,
  .a55-vault-panel,
  .a55-vault-cta-shine,
  .a55-vault-animate,
  .a55-vault-bento-cell {
    animation: none;
    transition: none;
    transform: none;
    opacity: 1;
  }
}