/* Iron Verity — components */

/* ─────────────────────────────── BUTTONS ─ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  border: 1px solid var(--foreground);
  background: transparent;
  color: var(--foreground);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  transition: background-color var(--dur-hover) var(--ease-out),
              color var(--dur-hover) var(--ease-out),
              border-color var(--dur-hover) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover {
  background: var(--foreground);
  color: var(--background);
}
.btn--block { width: 100%; }
.btn--ghost {
  border-color: var(--border);
  color: var(--muted-foreground);
}
.btn--ghost:hover {
  border-color: var(--foreground);
  background: transparent;
  color: var(--foreground);
}

.linkcta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--foreground);
  transition: color var(--dur-hover) var(--ease-out);
}
.linkcta .chev {
  display: inline-block;
  transition: transform var(--dur-hover) var(--ease-out), color var(--dur-hover) var(--ease-out);
}
.linkcta:hover { color: var(--accent); }
.linkcta:hover .chev { transform: translateX(4px); color: var(--accent); }

/* ─────────────────────────────── HEADER / NAV ─ */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--background) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header::before {
  /* Copper brand-stripe at the very top of every page */
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(to right,
    var(--accent-deep) 0%,
    var(--accent) 30%,
    var(--accent-bright) 50%,
    var(--accent) 70%,
    var(--accent-deep) 100%);
  z-index: 1;
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--foreground);
}
.brand:hover { color: var(--foreground); }
.brand__mark {
  height: 26px;
  width: auto;
  display: block;
  object-fit: contain;
  /* subtle white halo — barely-there lift off the dark bar */
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.12))
          drop-shadow(0 0 1px rgba(255, 255, 255, 0.08));
}
.brand__wordmark {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1;
}
.site-nav {
  display: none;
  gap: 2rem;
}
@media (min-width: 900px) {
  .site-nav { display: flex; }
}
.site-nav a {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--foreground);
  position: relative;
}
.site-nav a[aria-current="page"] { color: var(--accent); }
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-hover) var(--ease-out);
}
.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after { transform: scaleX(1); }

.header-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.cart-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--foreground);
  padding: 0.5rem 0;
}
.cart-trigger__count {
  display: inline-grid;
  place-items: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 9px;
  letter-spacing: 0.1em;
}
.cart-trigger:hover { color: var(--accent); }

/* ─────────────────────────────── FOOTER ─ */

.site-footer {
  border-top: 1px solid var(--border);
  padding-block: clamp(3rem, 6vw, 5rem) 6.5rem; /* room for mobile tab bar */
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 800px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 4rem; }
}
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--foreground);
}
.footer-col p {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.8;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
}
.footer-mission {
  max-width: 32ch;
  color: var(--foreground);
  font-size: 14px;
  line-height: 1.7;
  font-family: var(--font-sans);
  letter-spacing: 0;
  text-transform: none;
}
.footer-bottom {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.footer-legal {
  display: flex; gap: 2rem; flex-wrap: wrap;
}
.footer-legal a {
  color: var(--muted-foreground);
  transition: color var(--dur-hover) var(--ease-out);
}
.footer-legal a:hover { color: var(--accent); }
.fda-disclaimer {
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 1.8;
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--muted-foreground) 70%, transparent);
  text-align: center;
  padding-block: 2rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

/* ─────────────────────────────── MOBILE TAB BAR ─ */

.tab-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  background: color-mix(in srgb, var(--background) 94%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom, 0);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
}
@media (min-width: 900px) {
  .tab-bar { display: none; }
}
.tab-bar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 4px 12px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  border-right: 1px solid var(--border);
}
.tab-bar a:last-child { border-right: 0; }
.tab-bar a[aria-current="page"] { color: var(--accent); }
.tab-bar svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 1.25; fill: none; }

/* add bottom padding on mobile so tab bar doesn't cover content */
@media (max-width: 899px) {
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom, 0)); }
}

/* ─────────────────────────────── CART DRAWER ─ */

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-hover) var(--ease-out);
}
.drawer-backdrop[data-open="true"] { opacity: 1; pointer-events: auto; }

.cart-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(440px, 100%);
  background: var(--background);
  border-left: 1px solid var(--border);
  z-index: 200;
  transform: translateX(100%);
  transition: transform 320ms var(--ease-out);
  display: flex;
  flex-direction: column;
}
.cart-drawer[data-open="true"] { transform: translateX(0); }
.cart-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.cart-drawer__head h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--foreground);
}
.cart-drawer__close {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
}
.cart-drawer__close:hover { color: var(--accent); }
.cart-drawer__body { flex: 1; overflow-y: auto; padding: 1.5rem; }
.cart-drawer__foot {
  padding: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.cart-line {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.cart-line:last-child { border-bottom: 0; }
.cart-line__img {
  width: 72px; height: 88px;
  background: var(--card);
  border: 1px solid var(--border);
}
.cart-line__title {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--foreground);
  margin-bottom: 4px;
}
.cart-line__meta {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.cart-line__price {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--foreground);
}
.cart-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--foreground);
}
.cart-total span:last-child { letter-spacing: 0.05em; }
.cart-empty {
  text-align: center;
  padding: 3rem 1rem;
}
.cart-empty p {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}

/* ─────────────────────────────── FORM ─ */

.input {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border);
  color: var(--foreground);
  padding: 0.75rem 0;
  font-family: var(--font-sans);
  font-size: 15px;
  width: 100%;
  transition: border-color var(--dur-hover) var(--ease-out);
}
.input::placeholder {
  color: var(--muted-foreground);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.input:focus { border-color: var(--accent); }

/* ─────────────────────────────── SPEC TABLE ─ */

.spec-table {
  width: 100%;
  border-top: 1px solid var(--border);
}
.spec-table__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}
.spec-table__label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.spec-table__value {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--foreground);
  text-align: right;
}

/* ─────────────────────────────── PILLAR GRID ─ */

.pillars {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
@media (min-width: 720px) {
  .pillars { grid-template-columns: repeat(4, 1fr); }
}
.pillar {
  padding: 2.5rem clamp(1.25rem, 2.5vw, 2rem);
  border-bottom: 1px solid var(--border);
}
.pillar:last-child { border-bottom: 0; }
@media (min-width: 720px) {
  .pillar { border-bottom: 0; border-right: 1px solid var(--border); }
  .pillar:last-child { border-right: 0; }
}
.pillar__num {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.pillar__title {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--foreground);
  margin-bottom: 1rem;
}
.pillar__body {
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted-foreground);
}

/* ─────────────────────────────── LIBRARY LIST ─ */

.library-list {
  border-top: 1px solid var(--border);
}
.lib-entry {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
}
@media (min-width: 820px) {
  .lib-entry {
    grid-template-columns: 120px 1fr auto;
    gap: 2.5rem;
    align-items: baseline;
  }
}
.lib-entry__type {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.lib-entry__main h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(1.125rem, 1.8vw, 1.375rem);
  letter-spacing: -0.01em;
  color: var(--foreground);
  margin-bottom: 0.5rem;
  transition: color var(--dur-hover) var(--ease-out);
}
.lib-entry:hover .lib-entry__main h3 { color: var(--accent); }
.lib-entry__summary {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted-foreground);
  max-width: 60ch;
}
.lib-entry__date {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--muted-foreground);
  text-transform: uppercase;
  white-space: nowrap;
}

.filter-row {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.filter-row button {
  padding: 1rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  border-right: 1px solid var(--border);
  transition: color var(--dur-hover) var(--ease-out);
}
.filter-row button:hover { color: var(--foreground); }
.filter-row button[aria-pressed="true"] { color: var(--accent); }

/* ─────────────────────────────── BLUEPRINT BACKDROP ─ */

.blueprint {
  position: relative;
  background-color: var(--card);
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--accent) 14%, var(--border)) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--accent) 14%, var(--border)) 1px, transparent 1px);
  background-size: 24px 24px;
}
.blueprint::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 40%, color-mix(in srgb, var(--accent) 6%, transparent) 0%, var(--card) 85%);
  opacity: 0.96;
}
.blueprint > * { position: relative; z-index: 1; }

/* hero stagger — content visible by default.
   Animation plays only when body has .iv-animate (set by JS post-mount). */
.reveal { opacity: 1; transform: none; }
body.iv-animate .reveal {
  animation: iv-reveal var(--dur-reveal) var(--ease-out) both;
}
body.iv-animate .reveal[data-delay="0"]   { animation-delay: 0ms; }
body.iv-animate .reveal[data-delay="150"] { animation-delay: 150ms; }
body.iv-animate .reveal[data-delay="300"] { animation-delay: 300ms; }
body.iv-animate .reveal[data-delay="450"] { animation-delay: 450ms; }
body.iv-animate .reveal[data-delay="600"] { animation-delay: 600ms; }

@keyframes iv-reveal {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* scroll indicator (hero) */
.scroll-cue {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--muted-foreground);
}
.scroll-cue__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--muted-foreground));
  animation: cue-pulse 2s ease-in-out infinite;
}
@keyframes cue-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50%      { opacity: 1; transform: scaleY(1); }
}

/* ─────────────────────────────── REVIEW ROW ─ */

.review {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}
.review__head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
}
.review__stars {
  color: var(--accent);
  letter-spacing: 0.15em;
  font-family: var(--font-mono);
}
.review__name {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--foreground);
}
.review__badge {
  display: inline-block;
  padding: 3px 8px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-left: 0.75rem;
}
.review__body {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted-foreground);
  max-width: 70ch;
}

/* ─────────────────────────────── PRODUCT TILE ─ */

.product-tile {
  display: block;
  border: 1px solid var(--border);
  padding: 0;
  position: relative;
  transition: border-color var(--dur-hover) var(--ease-out);
}
.product-tile::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--dur-hover) var(--ease-out);
  z-index: 2;
}
.product-tile:hover { border-color: var(--accent-deep); }
.product-tile:hover::before { width: 100%; }
.product-tile__img {
  aspect-ratio: 1 / 1;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.product-tile__meta { padding: 1.5rem; display: grid; gap: 0.75rem; }
.product-tile__sku {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--muted-foreground);
  text-transform: uppercase;
}
.product-tile__name {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--foreground);
}
.product-tile__row {
  display: flex;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.product-tile__price { color: var(--foreground); }
.product-tile__view { color: var(--muted-foreground); transition: color var(--dur-hover) var(--ease-out); }
.product-tile:hover .product-tile__view { color: var(--accent); }

/* product visual placeholder (bottle) — hand-drawn, no real shot */
.bottle-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.bottle-placeholder svg { width: 55%; height: 72%; }

/* ─────────────────────────────── TABS ─ */

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--border);
}
.tab {
  padding: 1rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted-foreground);
  text-align: left;
  border-right: 1px solid var(--border);
  transition: color var(--dur-hover) var(--ease-out);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
}
.tab:last-child { border-right: 0; }
.tab[aria-selected="true"] {
  color: var(--foreground);
  background: var(--card);
}
.tab .tab-price {
  font-size: 11px;
  color: var(--foreground);
  letter-spacing: 0.1em;
}
.tab[aria-selected="true"] .tab-price { color: var(--accent); }

/* ─────────────────────────────── ACCORDION ─ */

.accord-item {
  border-top: 1px solid var(--border);
}
.accord-item:last-child { border-bottom: 1px solid var(--border); }
.accord-head {
  width: 100%;
  padding: 1.25rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--foreground);
  text-align: left;
}
.accord-head .marker {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--muted-foreground);
  transition: color var(--dur-hover) var(--ease-out);
}
.accord-item[data-open="true"] .marker { color: var(--accent); }
.accord-body {
  display: none;
  padding: 0 0 1.5rem;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted-foreground);
  max-width: 68ch;
}
.accord-item[data-open="true"] .accord-body { display: block; }