/* ==========================================================================
   shop.css  –  Vlad00n Online Shop
   Companion to styles.css / dark-theme.css.  Place in static/css/shop.css
   ========================================================================== */

/* ── CSS Custom Properties ────────────────────────────────────────────────── */
:root {
  --shop-accent:       #667eea;
  --shop-accent-dark:  #5a67d8;
  --shop-gold:         #f6c90e;
  --shop-danger:       #e53e3e;
  --shop-success:      #38a169;
  --shop-warn:         #d69e2e;
  --shop-surface:      #ffffff;
  --shop-surface-2:    #f7f8fc;
  --shop-border:       #e8ecf0;
  --shop-text:         #1a202c;
  --shop-text-muted:   #718096;
  --shop-radius:       14px;
  --shop-radius-sm:    8px;
  --shop-shadow:       0 4px 20px rgba(0,0,0,.08);
  --shop-shadow-lg:    0 8px 40px rgba(0,0,0,.12);
  --shop-transition:   all .25s cubic-bezier(.4, 0, .2, 1);
}

[data-theme="dark"] {
  --shop-surface:    #1e2130;
  --shop-surface-2:  #252840;
  --shop-border:     #2d3154;
  --shop-text:       #e2e8f0;
  --shop-text-muted: #94a3b8;
  --shop-shadow:     0 4px 20px rgba(0,0,0,.3);
  --shop-shadow-lg:  0 8px 40px rgba(0,0,0,.4);
}


/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.shop-hero {
  position: relative;
  border-radius: var(--shop-radius);
  padding: 3rem 2rem 2rem;
  margin-bottom: 2rem;
  overflow: hidden;
  color: #fff;
}

.shop-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 0%, rgba(118,75,162,.55) 0%, transparent 60%),
    linear-gradient(135deg, #1a1a2e 0%, #16213e 45%, #0f3460 100%);
  z-index: 0;
}

/* Subtle dot grid overlay */
.shop-hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 24px 24px;
}

.shop-hero__content {
  position: relative;
  z-index: 1;
  max-width: 620px;
}

.shop-hero__eyebrow {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  opacity: .75;
  margin: 0 0 .5rem;
}

.shop-hero__title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 .6rem;
  letter-spacing: -.02em;
}

.shop-hero__sub {
  font-size: .95rem;
  opacity: .8;
  margin: 0 0 1.5rem;
}

/* ── Search bar ────────────────────────────────────────────────────────── */
.shop-hero__form { max-width: 480px; }

.shop-search-bar {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  border: 1.5px solid rgba(255,255,255,.2);
  border-radius: 50px;
  padding: .3rem .3rem .3rem 1rem;
  gap: .5rem;
  transition: var(--shop-transition);
}

.shop-search-bar:focus-within {
  background: rgba(255,255,255,.18);
  border-color: rgba(255,255,255,.45);
  box-shadow: 0 0 0 3px rgba(255,255,255,.12);
}

.shop-search-bar__icon {
  opacity: .6;
  font-size: .9rem;
  flex-shrink: 0;
}

.shop-search-bar__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  font-size: .95rem;
  min-width: 0;
}

.shop-search-bar__input::placeholder { color: rgba(255,255,255,.5); }

.shop-search-bar__btn {
  background: var(--shop-accent);
  border: none;
  color: #fff;
  border-radius: 40px;
  padding: .45rem 1.1rem;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--shop-transition);
  white-space: nowrap;
}

.shop-search-bar__btn:hover { background: var(--shop-accent-dark); transform: scale(1.03); }

/* ── Hero stats ────────────────────────────────────────────────────────── */
.shop-hero__stats {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,.12);
}

.shop-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.shop-stat__value {
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1;
  color: var(--shop-gold);
}

.shop-stat__label {
  font-size: .7rem;
  font-weight: 600;
  opacity: .65;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-top: .15rem;
}


/* ==========================================================================
   SECTION WRAPPER
   ========================================================================== */
.shop-section {
  margin-bottom: 2.5rem;
}

.shop-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--shop-border);
}

.shop-section__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--shop-text);
  margin: 0;
  display: flex;
  align-items: center;
  gap: .4rem;
}

.shop-section__icon { font-size: 1.1em; }

.shop-section__see-all {
  font-size: .82rem;
  font-weight: 600;
  color: var(--shop-accent);
  text-decoration: none;
  transition: var(--shop-transition);
  white-space: nowrap;
}

.shop-section__see-all:hover {
  color: var(--shop-accent-dark);
  text-decoration: underline;
}


/* ==========================================================================
   CATEGORIES RAIL
   ========================================================================== */
.shop-categories {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: .75rem;
}

.shop-cat-card {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  background: var(--shop-surface);
  border: 1.5px solid var(--shop-border);
  border-radius: var(--shop-radius);
  text-decoration: none;
  color: var(--shop-text);
  transition: var(--shop-transition);
  box-shadow: var(--shop-shadow);
}

.shop-cat-card:hover {
  border-color: var(--shop-accent);
  box-shadow: 0 6px 24px rgba(102,126,234,.18);
  transform: translateY(-2px);
  color: var(--shop-text);
  text-decoration: none;
}

.shop-cat-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--shop-radius-sm);
  background: linear-gradient(135deg, var(--shop-accent), #764ba2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
  overflow: hidden;
}

.shop-cat-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shop-cat-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.shop-cat-card__name {
  font-weight: 600;
  font-size: .9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.shop-cat-card__count {
  font-size: .72rem;
  color: var(--shop-text-muted);
  margin-top: .1rem;
}

.shop-cat-card__arrow {
  font-size: .7rem;
  color: var(--shop-text-muted);
  transition: var(--shop-transition);
  flex-shrink: 0;
}

.shop-cat-card:hover .shop-cat-card__arrow {
  color: var(--shop-accent);
  transform: translateX(3px);
}


/* ==========================================================================
   PRODUCT GRID
   ========================================================================== */
.shop-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 1.1rem;
}


/* ==========================================================================
   PRODUCT CARD
   ========================================================================== */
.shop-card {
  background: var(--shop-surface);
  border: 1.5px solid var(--shop-border);
  border-radius: var(--shop-radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shop-shadow);
  transition: var(--shop-transition);
  opacity: 0;
  transform: translateY(16px);
}

.shop-card--animate {
  animation: shopCardIn .4s ease forwards;
}

@keyframes shopCardIn {
  to { opacity: 1; transform: translateY(0); }
}

.shop-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shop-shadow-lg);
  border-color: rgba(102,126,234,.3);
}

/* ── Image area ─────────────────────────────────────────────────────────── */
.shop-card__img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--shop-surface-2);
}

.shop-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.shop-card:hover .shop-card__img { transform: scale(1.06); }

.shop-card__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--shop-text-muted);
  font-size: 2.5rem;
}

/* ── Quick-view overlay ─────────────────────────────────────────────────── */
.shop-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(26,26,46,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .25s ease;
  backdrop-filter: blur(2px);
}

.shop-card:hover .shop-card__overlay { opacity: 1; }

.shop-card__overlay-text {
  color: #fff;
  font-weight: 600;
  font-size: .85rem;
  letter-spacing: .04em;
  border: 1.5px solid rgba(255,255,255,.6);
  padding: .4rem .9rem;
  border-radius: 40px;
}

/* ── Badges ─────────────────────────────────────────────────────────────── */
.shop-card__badges {
  position: absolute;
  top: .6rem;
  left: .6rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
  z-index: 2;
}

.shop-badge {
  display: inline-block;
  font-size: .65rem;
  font-weight: 700;
  padding: .18rem .55rem;
  border-radius: 40px;
  letter-spacing: .04em;
  line-height: 1.4;
  white-space: nowrap;
  text-transform: uppercase;
}

.shop-badge--featured {
  background: var(--shop-gold);
  color: #1a1a2e;
}

.shop-badge--sale {
  background: var(--shop-danger);
  color: #fff;
}

.shop-badge--oos {
  background: #4a5568;
  color: #fff;
}

.shop-badge--low {
  background: var(--shop-warn);
  color: #fff;
}

/* ── Card body ──────────────────────────────────────────────────────────── */
.shop-card__body {
  display: flex;
  flex-direction: column;
  gap: .35rem;
  padding: .9rem;
  flex: 1;
}

.shop-card__cat {
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--shop-accent);
}

.shop-card__name {
  font-size: .92rem;
  font-weight: 600;
  margin: 0;
  line-height: 1.35;
  color: var(--shop-text);
}

.shop-card__name a {
  color: inherit;
  text-decoration: none;
  transition: color .2s;
}

.shop-card__name a:hover { color: var(--shop-accent); }

.shop-card__desc {
  font-size: .78rem;
  color: var(--shop-text-muted);
  margin: 0;
  line-height: 1.45;
}

/* ── Pricing ────────────────────────────────────────────────────────────── */
.shop-card__price-row {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  margin-top: .2rem;
}

.shop-card__price {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--shop-text);
}

.shop-card__price-original {
  font-size: .8rem;
  color: var(--shop-text-muted);
  text-decoration: line-through;
}

/* ── Stock indicator ────────────────────────────────────────────────────── */
.shop-card__stock {
  display: flex;
  align-items: center;
  gap: .35rem;
  font-size: .72rem;
  font-weight: 500;
}

.shop-card__stock-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.shop-card__stock-dot--ok    { background: var(--shop-success); }
.shop-card__stock-dot--low   { background: var(--shop-warn); }
.shop-card__stock-dot--empty { background: var(--shop-danger); }

/* ── Add-to-cart button ─────────────────────────────────────────────────── */
.shop-card__form { margin-top: auto; padding-top: .5rem; }

.shop-card__btn {
  width: 100%;
  padding: .55rem .75rem;
  border: none;
  border-radius: var(--shop-radius-sm);
  font-size: .82rem;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, var(--shop-accent) 0%, #764ba2 100%);
  color: #fff;
  transition: var(--shop-transition);
  box-shadow: 0 3px 12px rgba(102,126,234,.3);
  letter-spacing: .02em;
}

.shop-card__btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 5px 18px rgba(102,126,234,.45);
}

.shop-card__btn:active:not(:disabled) { transform: translateY(0); }

.shop-card__btn--disabled,
.shop-card__btn:disabled {
  background: #c4cdd8;
  color: #fff;
  box-shadow: none;
  cursor: not-allowed;
}


/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.shop-toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  background: #1a202c;
  color: #fff;
  padding: .75rem 1.2rem;
  border-radius: var(--shop-radius);
  font-size: .88rem;
  font-weight: 500;
  box-shadow: var(--shop-shadow-lg);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), opacity .3s ease;
  pointer-events: none;
  max-width: 280px;
}

.shop-toast--visible {
  transform: translateY(0);
  opacity: 1;
}

.shop-toast--error { background: var(--shop-danger); }

.shop-toast__icon {
  color: #48bb78;
  font-size: 1rem;
  flex-shrink: 0;
}

.shop-toast--error .shop-toast__icon { color: #fff; }


/* ==========================================================================
   EMPTY STATE
   ========================================================================== */
.shop-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--shop-text-muted);
}

.shop-empty__icon {
  font-size: 4rem;
  opacity: .25;
  display: block;
  margin-bottom: 1.25rem;
}


/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 768px) {
  .shop-hero { padding: 2rem 1.25rem 1.5rem; }
  .shop-hero__stats { gap: 1rem; }
  .shop-stat__value { font-size: 1.2rem; }
  .shop-grid { grid-template-columns: repeat(auto-fill, minmax(155px, 1fr)); gap: .75rem; }
  .shop-categories { grid-template-columns: 1fr 1fr; }
  .shop-toast { right: 1rem; left: 1rem; max-width: unset; }
}

@media (max-width: 480px) {
  .shop-categories { grid-template-columns: 1fr; }
  .shop-grid { grid-template-columns: repeat(2, 1fr); }
  .shop-card__body { padding: .7rem; }
  .shop-hero__title { font-size: 1.4rem; }
}