/* MK Concept Store - design tokens & component styles
   Importar uma vez no entry point do app (Vite/Next):
   import './styles.css';
*/

:root {
  --paper: #ffffff;
  --bone: #f5f4ef;
  --cloud: #e7e5df;
  --smoke: #9a968d;
  --steel: #4f4d48;
  --ink: #0b0b0b;
  --coal: #000000;
  --wa: #25d366;
  --wa-ink: #128c7e;
  --mk-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
html, body { margin: 0; padding: 0; height: 100%; background: var(--paper); }
body {
  font-family: "DM Sans", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.mk { position: relative; }
.mk * { margin: 0; padding: 0; }
.mk-display { font-family: "Archivo", system-ui, sans-serif; font-weight: 900; letter-spacing: -0.04em; line-height: 0.92; text-transform: uppercase; }
.mk-mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }
.mk-label { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--smoke); font-weight: 500; }

.mk a { color: inherit; text-decoration: none; }
.mk a.mk-btn { color: var(--ink); }
.mk a.mk-btn-primary, .mk a.mk-btn-wa { color: var(--paper); }
.mk a.mk-btn-ghost { color: var(--ink); }
.mk a.mk-btn-ghost-light { color: var(--paper); }
.mk a.mk-btn-ghost:hover { color: var(--paper); }
.mk a.mk-btn-ghost-light:hover { color: var(--ink); }
.mk :where(button) { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
.mk img { display: block; max-width: 100%; }
.mk ul, .mk ol { list-style: none; }
.mk input, .mk select { font: inherit; color: inherit; background: transparent; border: 0; outline: 0; }

/* Marquee */
.mk-marquee { overflow: hidden; white-space: nowrap; background: var(--coal); color: var(--paper); border-block: 1px solid var(--coal); }
.mk-marquee-track { display: inline-flex; gap: 3rem; animation: mk-scroll 38s linear infinite; padding-block: 0.7rem; }
@keyframes mk-scroll { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .mk-marquee-track { animation: none; } }

/* Buttons */
.mk-btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; padding: .85rem 1.4rem; border-radius: 999px; font-family: "Archivo", sans-serif; font-weight: 700; font-size: .82rem; letter-spacing: 0.08em; text-transform: uppercase; transition: all .28s var(--mk-ease); white-space: nowrap; border: 1px solid transparent; cursor: pointer; }
.mk-btn-primary { background: var(--ink); color: var(--paper); }
.mk-btn-primary:hover { background: var(--coal); transform: translateY(-1px); }
.mk-btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.mk-btn-ghost:hover { background: var(--ink); color: var(--paper); }
.mk-btn-ghost-light { background: transparent; color: var(--paper); border-color: rgba(255,255,255,.4); }
.mk-btn-ghost-light:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.mk-btn-wa { background: var(--ink); color: var(--paper); border: 1px solid var(--ink); }
.mk-btn-wa:hover { background: var(--coal); }
.mk-btn-wa .wa-dot {
  width: 7px; height: 7px; border-radius: 999px;
  background: var(--wa);
  box-shadow: 0 0 0 0 rgba(37,211,102,.7);
  animation: mk-pulse 2.2s var(--mk-ease) infinite;
}
@keyframes mk-pulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,.7); }
  70% { box-shadow: 0 0 0 8px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

/* Product card */
.mk-card {
  position: relative;
  background: var(--paper);
  transition: transform .55s var(--mk-ease-apple),
              box-shadow .55s var(--mk-ease-apple);
  will-change: transform;
}
.mk-card-media {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--bone);
  transition: box-shadow .55s var(--mk-ease-apple);
}
.mk-card-media::after {
  /* sutil overlay escuro que aparece no hover */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,11,11,0) 50%, rgba(11,11,11,.22) 100%);
  opacity: 0;
  transition: opacity .5s var(--mk-ease-apple);
  pointer-events: none;
  z-index: 1;
}
.mk-card-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--mk-ease-apple),
              filter .6s var(--mk-ease-apple);
}
.mk-card:hover { transform: translateY(-6px); }
.mk-card:hover .mk-card-media { box-shadow: 0 22px 48px -18px rgba(11,11,11,.32); }
.mk-card:hover .mk-card-media::after { opacity: 1; }
.mk-card:hover .mk-card-media img {
  transform: scale(1.07);
  filter: contrast(1.04) saturate(1.05);
}

.mk-card-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--ink);
  color: var(--paper);
  padding: 4px 8px;
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: .12em;
  font-weight: 600;
  z-index: 2;
  transition: transform .5s var(--mk-ease-apple), background-color .3s var(--mk-ease-apple);
}
.mk-card:hover .mk-card-tag { transform: translateY(-2px); }

button.mk-card-fav {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  transition: opacity .35s var(--mk-ease-apple),
              transform .45s var(--mk-ease-apple),
              background-color .25s var(--mk-ease-apple),
              color .25s var(--mk-ease-apple);
  opacity: 0;
  transform: translateY(-6px) scale(.92);
  z-index: 2;
}
.mk-card:hover button.mk-card-fav { opacity: 1; transform: translateY(0) scale(1); }
button.mk-card-fav:hover { background: var(--ink); color: var(--paper); transform: scale(1.06); }
button.mk-card-fav.active { color: #e11d48; background: var(--paper); }
button.mk-card-fav.active svg { fill: currentColor; }

button.mk-card-quickadd {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: "Archivo", sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .45s var(--mk-ease-apple),
              transform .5s var(--mk-ease-apple),
              background-color .25s var(--mk-ease-apple);
  z-index: 2;
}
.mk-card:hover button.mk-card-quickadd { opacity: 1; transform: translateY(0); }
button.mk-card-quickadd:hover { background: var(--coal); color: var(--paper); }
button.mk-card-quickadd:focus-visible { outline: 2px solid var(--paper); outline-offset: -4px; }

/* Size chips */
.mk-size-row { display: flex; gap: 6px; flex-wrap: wrap; }
.mk-size { min-width: 38px; padding: 6px 10px; border: 1px solid var(--cloud); font-family: "JetBrains Mono", monospace; font-size: 11px; letter-spacing: .08em; font-weight: 500; text-align: center; transition: all .2s var(--mk-ease); cursor: pointer; background: transparent; }
.mk-size:hover { border-color: var(--ink); }
.mk-size.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Inputs */
.mk-input { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border: 1px solid var(--cloud); border-radius: 999px; background: var(--paper); transition: border-color .25s var(--mk-ease); }
.mk-input:focus-within { border-color: var(--ink); }
.mk-input input { flex: 1; font-size: 14px; min-width: 0; }
.mk-input input::placeholder { color: var(--smoke); }
.mk-select { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 16px; border: 1px solid var(--cloud); border-radius: 999px; background: var(--paper); font-family: "JetBrains Mono", monospace; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; cursor: pointer; transition: border-color .25s var(--mk-ease); }
.mk-select:hover { border-color: var(--ink); }

/* Cart drawer */
.mk-overlay { position: fixed; inset: 0; background: rgba(11,11,11,.55); z-index: 90; opacity: 0; pointer-events: none; transition: opacity .3s var(--mk-ease); }
.mk-overlay.open { opacity: 1; pointer-events: auto; }
.mk-drawer { position: fixed; top: 0; right: 0; width: 440px; max-width: 92vw; height: 100vh; background: var(--paper); z-index: 100; transform: translateX(100%); transition: transform .42s var(--mk-ease); display: flex; flex-direction: column; box-shadow: -20px 0 60px rgba(0,0,0,.18); }
.mk-drawer.open { transform: translateX(0); }

/* Scrollbars */
.mk-scroll-y { overflow-y: auto; scrollbar-width: thin; scrollbar-color: var(--smoke) transparent; }
.mk-scroll-y::-webkit-scrollbar { width: 6px; }
.mk-scroll-y::-webkit-scrollbar-thumb { background: var(--smoke); border-radius: 3px; }
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

/* Footer */
.mk-foot-link { color: rgba(255,255,255,.65); transition: color .2s var(--mk-ease); }
.mk-foot-link:hover { color: var(--paper); }

/* Mobile sticky */
.mk-stick-bar { position: fixed; left: 0; right: 0; bottom: 0; background: var(--ink); color: var(--paper); padding: 14px 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; z-index: 80; }

/* Pills */
.mk-pill { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border: 1px solid var(--cloud); border-radius: 999px; font-family: "JetBrains Mono", monospace; font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); }
.mk-pill-dark { border-color: rgba(255,255,255,.25); color: rgba(255,255,255,.85); }

/* Category tile */
.mk-cat-tile { position: relative; overflow: hidden; aspect-ratio: 3/4; background: var(--bone); cursor: pointer; transition: transform .4s var(--mk-ease); padding: 0; border: 0; display: block; width: 100%; text-align: left; }
.mk-cat-tile img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--mk-ease); filter: grayscale(1) contrast(1.05); }
.mk-cat-tile:hover img { transform: scale(1.07); filter: grayscale(0.6) contrast(1.05); }
.mk-cat-tile .veil { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,.8) 100%); }

/* ════════════════════════════════════════════════════════════════
   APPLE-STYLE MOTION (cubic-bezier(0.42, 0, 0.58, 1), slow easing,
   subtle translations, fade-up on scroll, stagger reveals)
   ════════════════════════════════════════════════════════════════ */
:root {
  --mk-ease-apple:   cubic-bezier(0.42, 0, 0.58, 1);
  --mk-ease-snap:    cubic-bezier(0.4, 0, 0.2, 1);
  --mk-ease-smooth:  cubic-bezier(0.25, 0.1, 0.25, 1);
  --mk-dur-fast:     350ms;
  --mk-dur-medium:   700ms;
  --mk-dur-slow:     1000ms;
  --mk-dur-hero:     1400ms;
}

/* ─── Page-load sequence (Hero) ─── */
.mk-load-1, .mk-load-2, .mk-load-3, .mk-load-4, .mk-load-5 {
  animation: mk-load-up var(--mk-dur-slow) var(--mk-ease-apple) backwards;
  will-change: transform, opacity;
}
.mk-load-1 { animation-delay: 100ms; }
.mk-load-2 { animation-delay: 300ms; }
.mk-load-3 { animation-delay: 550ms; }
.mk-load-4 { animation-delay: 800ms; }
.mk-load-5 { animation-delay: 1050ms; }
@keyframes mk-load-up {
  from { opacity: 0; transform: translate3d(0, 24px, 0); }
  to   { opacity: 1; transform: translate3d(0, 0, 0); }
}

/* Hero image: slow scale-in on initial load + soft "breath" */
.mk-hero-img {
  animation: mk-hero-img-in var(--mk-dur-hero) var(--mk-ease-apple) backwards;
  will-change: transform, opacity;
}
@keyframes mk-hero-img-in {
  from { opacity: 0; transform: scale(1.08); }
  to   { opacity: 1; transform: scale(1); }
}

/* ─── Scroll-triggered reveal (used with useReveal hook) ─── */
.mk-reveal {
  opacity: 0;
  transform: translate3d(0, 40px, 0);
  transition: opacity var(--mk-dur-slow) var(--mk-ease-apple),
              transform var(--mk-dur-slow) var(--mk-ease-apple);
  will-change: opacity, transform;
}
.mk-reveal--in {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Variant: bigger lift for hero-level reveals */
.mk-reveal--lg            { transform: translate3d(0, 64px, 0); }
.mk-reveal--lg.mk-reveal--in { transform: translate3d(0, 0, 0); }

/* Variant: subtle scale-up reveal (cards, images) */
.mk-reveal--scale {
  opacity: 0;
  transform: scale(0.96);
  transition: opacity var(--mk-dur-slow) var(--mk-ease-apple),
              transform var(--mk-dur-slow) var(--mk-ease-apple);
}
.mk-reveal--scale.mk-reveal--in {
  opacity: 1;
  transform: scale(1);
}

/* ─── Stagger: child elements animate in sequence when parent reveals ─── */
.mk-stagger > *,
.mk-stagger.mk-reveal > * {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  transition: opacity 800ms var(--mk-ease-apple), transform 800ms var(--mk-ease-apple);
  will-change: opacity, transform;
}
.mk-stagger > *:nth-child(1) { transition-delay: 50ms; }
.mk-stagger > *:nth-child(2) { transition-delay: 150ms; }
.mk-stagger > *:nth-child(3) { transition-delay: 250ms; }
.mk-stagger > *:nth-child(4) { transition-delay: 350ms; }
.mk-stagger > *:nth-child(5) { transition-delay: 450ms; }
.mk-stagger > *:nth-child(6) { transition-delay: 550ms; }
.mk-stagger > *:nth-child(7) { transition-delay: 650ms; }
.mk-stagger > *:nth-child(8) { transition-delay: 750ms; }
.mk-stagger.mk-reveal--in > * {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* ─── Subtle parallax on scroll (modern browsers only) ─── */
@supports (animation-timeline: view()) {
  .mk-parallax-img {
    animation: mk-parallax linear both;
    animation-timeline: view();
    animation-range: cover;
    will-change: transform;
  }
  @keyframes mk-parallax {
    from { transform: translate3d(0, -4%, 0) scale(1.06); }
    to   { transform: translate3d(0, 4%, 0)  scale(1.06); }
  }
}

/* ─── Hover refinement: Apple's signature soft-snap ─── */
.mk-btn { transition: transform var(--mk-dur-fast) var(--mk-ease-snap),
                      background-color var(--mk-dur-fast) var(--mk-ease-snap),
                      color var(--mk-dur-fast) var(--mk-ease-snap),
                      border-color var(--mk-dur-fast) var(--mk-ease-snap); }
/* (card hover refinements consolidados em "Product card" acima) */

/* ─── Respect prefers-reduced-motion (Apple gold standard) ─── */
@media (prefers-reduced-motion: reduce) {
  .mk-reveal, .mk-reveal--lg, .mk-reveal--scale,
  .mk-stagger > *, [class*="mk-load-"], .mk-hero-img, .mk-parallax-img {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}