/* ————————————————————————————————————————
   BannerCommerce — Apple-grade merchandising wall
   ———————————————————————————————————————— */
:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --ink-3: #86868b;
  --hairline: rgba(0, 0, 0, 0.08);
  --nav-bg: rgba(251, 251, 253, 0.78);
  --chip-bg: rgba(0, 0, 0, 0.05);
  --chip-ink: #1d1d1f;
  --accent: #ff453a;
  --card-shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.07);
  --card-shadow-hover: 0 2px 6px rgba(0,0,0,.05), 0 22px 48px rgba(0,0,0,.14);
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1c1c1e;
    --ink: #f5f5f7;
    --ink-2: #a1a1a6;
    --ink-3: #8e8e93;
    --hairline: rgba(255, 255, 255, 0.12);
    --nav-bg: rgba(22, 22, 23, 0.72);
    --chip-bg: rgba(255, 255, 255, 0.09);
    --chip-ink: #f5f5f7;
    --card-shadow: 0 1px 2px rgba(0,0,0,.4), 0 10px 28px rgba(0,0,0,.5);
    --card-shadow-hover: 0 2px 6px rgba(0,0,0,.5), 0 24px 56px rgba(0,0,0,.65);
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ————— Nav ————— */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--hairline);
}
.nav-inner {
  max-width: 1440px; margin: 0 auto;
  padding: 0 max(22px, env(safe-area-inset-left));
  height: 52px;
  display: flex; align-items: center; justify-content: space-between;
}
.wordmark { text-decoration: none; font-size: 19px; letter-spacing: -0.03em; }
.wordmark-banner { font-weight: 700; color: var(--ink); }
.wordmark-commerce { font-weight: 400; color: var(--ink-2); }
.nav-meta {
  display: flex; align-items: center; gap: 7px;
  font-size: 12px; font-weight: 500; color: var(--ink-2);
  letter-spacing: 0.01em;
}
.live-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #30d158;
  box-shadow: 0 0 0 0 rgba(48, 209, 88, 0.5);
  animation: pulse 2.4s infinite var(--ease-spring);
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(48, 209, 88, 0.45); }
  70% { box-shadow: 0 0 0 7px rgba(48, 209, 88, 0); }
  100% { box-shadow: 0 0 0 0 rgba(48, 209, 88, 0); }
}

/* ————— Hero ————— */
.hero {
  position: relative;
  max-width: 1100px; margin: 0 auto;
  padding: clamp(56px, 9vw, 120px) 22px clamp(28px, 4vw, 48px);
  text-align: center;
}
/* ambient aurora behind the hero */
.hero::before, .hero::after {
  content: "";
  position: absolute; z-index: -1;
  width: 46vw; height: 46vw;
  max-width: 640px; max-height: 640px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
  pointer-events: none;
}
.hero::before {
  top: -18%; left: -6%;
  background: radial-gradient(circle at 30% 30%, #0a84ff, transparent 65%);
  animation: drift-a 16s ease-in-out infinite alternate;
}
.hero::after {
  top: 4%; right: -10%;
  background: radial-gradient(circle at 70% 40%, #bf5af2, transparent 65%);
  animation: drift-b 19s ease-in-out infinite alternate;
}
@keyframes drift-a {
  from { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(9vw, 6vh) scale(1.15); }
  to   { transform: translate(3vw, -4vh) scale(0.95); }
}
@keyframes drift-b {
  from { transform: translate(0, 0) scale(1.05); }
  50%  { transform: translate(-8vw, 8vh) scale(0.9); }
  to   { transform: translate(-2vw, -5vh) scale(1.18); }
}
@media (prefers-color-scheme: dark) {
  .hero::before, .hero::after { opacity: 0.28; }
}
.hero-title {
  font-size: clamp(40px, 7.2vw, 92px);
  line-height: 1.03;
  font-weight: 700;
  letter-spacing: -0.045em;
}
.hero-line { display: block; overflow: hidden; }
.hero-line > * , .hero-line { animation: rise 0.9s var(--ease-spring) both; }
.hero-line:nth-child(2) { animation-delay: 0.08s; }
@keyframes rise {
  from { opacity: 0; transform: translateY(38px); filter: blur(6px); }
  to   { opacity: 1; transform: translateY(0);   filter: blur(0); }
}
.hero-accent {
  font-style: normal;
  background: linear-gradient(100deg, #0a84ff 0%, #bf5af2 55%, #ff375f 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.hero-sub {
  margin: 26px auto 0; max-width: 560px;
  font-size: clamp(15px, 1.6vw, 19px);
  line-height: 1.5; color: var(--ink-2);
  font-weight: 400; letter-spacing: -0.01em;
  animation: rise 0.9s var(--ease-spring) 0.18s both;
}
.hero-sub strong { color: var(--ink); font-weight: 600; }

/* ————— Toolbar ————— */
.toolbar {
  position: sticky; top: 52px; z-index: 40;
  padding: 14px 0 14px;
  background: linear-gradient(var(--bg) 72%, transparent);
  animation: rise 0.9s var(--ease-spring) 0.26s both;
}
.search-wrap {
  position: relative;
  max-width: 560px; margin: 0 auto 14px;
  padding: 0 22px;
}
.search-icon {
  position: absolute; left: 40px; top: 50%;
  width: 17px; height: 17px;
  transform: translateY(-50%);
  color: var(--ink-3); pointer-events: none;
}
#search {
  width: 100%; height: 46px;
  border: 1px solid var(--hairline);
  border-radius: 23px;
  padding: 0 20px 0 46px;
  font: inherit; font-size: 16px;
  color: var(--ink);
  background: var(--surface);
  outline: none;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
  transition: box-shadow .3s var(--ease-spring), border-color .3s;
  appearance: none; -webkit-appearance: none;
}
#search::placeholder { color: var(--ink-3); }
#search:focus { border-color: #0a84ff; box-shadow: 0 0 0 4px rgba(10,132,255,.15); }

.chips {
  display: flex; gap: 8px;
  overflow-x: auto;
  padding: 4px 22px 10px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  max-width: 1440px; margin: 0 auto;
  justify-content: safe center;
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  height: 36px; padding: 0 16px;
  border: none; border-radius: 18px;
  background: var(--chip-bg); color: var(--chip-ink);
  font: inherit; font-size: 14px; font-weight: 500;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: inline-flex; align-items: center; gap: 7px;
  transition: transform .35s var(--ease-spring), background .25s, color .25s, box-shadow .35s;
  white-space: nowrap;
  animation: chip-in .55s var(--ease-spring) both;
  animation-delay: calc(0.35s + var(--c, 0) * 35ms);
}
@keyframes chip-in {
  from { opacity: 0; transform: translateY(14px) scale(.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.chip:hover { transform: translateY(-2px) scale(1.03); }
.chip:active { transform: scale(0.96); transition-duration: .1s; }
.chip .count {
  font-size: 11px; font-weight: 600;
  color: var(--ink-3);
  background: rgba(128,128,128,.14);
  border-radius: 9px; padding: 2px 7px;
  transition: background .25s, color .25s;
}
.chip.active {
  background: var(--ink); color: var(--bg);
  box-shadow: 0 6px 18px rgba(0,0,0,.22);
}
.chip.active .count { background: rgba(255,255,255,.22); color: inherit; }
@media (prefers-color-scheme: dark) {
  .chip.active { box-shadow: 0 6px 18px rgba(255,255,255,.08); }
}

/* ————— Wall ————— */
.wall-wrap { max-width: 1440px; margin: 0 auto; padding: 10px 22px 80px; }
.wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(400px, 100%), 1fr));
  gap: 22px;
}
.card {
  position: relative;
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: flex; flex-direction: column;
  opacity: 0;
  will-change: transform;
  transition: transform .5s var(--ease-spring), box-shadow .5s var(--ease-spring);
  cursor: pointer;
}
.card.in {
  animation: card-in .8s var(--ease-spring) both;
  animation-delay: calc(min(var(--i), 12) * 45ms);
}
.card.in-still { opacity: 1; }
@keyframes card-in {
  from { opacity: 0; transform: translateY(34px) scale(.96); filter: blur(3px); }
  60%  { filter: blur(0); }
  to   { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}
.card:hover { transform: translateY(-6px); box-shadow: var(--card-shadow-hover); }
.card:active { transform: translateY(-2px) scale(.99); transition-duration: .12s; }
.card-media {
  position: relative;
  aspect-ratio: 21 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(128,128,128,.08), rgba(128,128,128,.16));
}
/* light sweep across the banner on hover */
.card-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 42%, rgba(255,255,255,.30) 50%, transparent 58%);
  transform: translateX(-130%) skewX(-8deg);
  pointer-events: none;
}
.card:hover .card-media::after { transition: transform .85s cubic-bezier(.3,.7,.3,1); transform: translateX(130%) skewX(-8deg); }
.card-media img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  display: block;
  transition: transform .8s var(--ease-spring);
}
.card:hover .card-media img { transform: scale(1.045); }
.card-body {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 18px 15px;
  border-top: 1px solid var(--hairline);
}
.card-brand { font-size: 15px; font-weight: 600; letter-spacing: -0.02em; }
.card-cat {
  font-size: 11.5px; font-weight: 500; color: var(--ink-2);
  letter-spacing: 0.01em; margin-top: 1px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.card-info { flex: 1; min-width: 0; }
.card-go {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 13px; font-weight: 600;
  color: #0a84ff;
  opacity: 0; transform: translateX(-6px);
  transition: opacity .35s var(--ease-spring), transform .35s var(--ease-spring);
}
.card:hover .card-go { opacity: 1; transform: translateX(0); }
@media (hover: none) { .card-go { opacity: 1; transform: none; } }
.card-go svg { width: 12px; height: 12px; }

.badge-shot {
  position: absolute; top: 12px; left: 12px;
  font-size: 10.5px; font-weight: 600; letter-spacing: .02em;
  color: #fff; background: rgba(0,0,0,.45);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border-radius: 9px; padding: 4px 9px;
  pointer-events: none;
}

/* ————— Empty state ————— */
.empty { text-align: center; padding: 90px 20px; color: var(--ink-2); }
.empty-glyph { font-size: 44px; margin-bottom: 14px; opacity: .4; }
.empty p { font-size: 17px; letter-spacing: -0.01em; }
.empty-reset {
  margin-top: 18px;
  font: inherit; font-size: 15px; font-weight: 600;
  color: #fff; background: #0a84ff;
  border: none; border-radius: 20px;
  padding: 10px 22px; cursor: pointer;
  transition: transform .3s var(--ease-spring), background .2s;
}
.empty-reset:hover { transform: scale(1.04); background: #0071e3; }

/* ————— Footer ————— */
.foot {
  border-top: 1px solid var(--hairline);
  padding: 34px 22px 54px;
  text-align: center;
  color: var(--ink-3);
  font-size: 12.5px; line-height: 1.7;
}
.wordmark-mini { font-weight: 700; color: var(--ink-2); letter-spacing: -0.02em; }
.foot code {
  font-family: "SF Mono", ui-monospace, Menlo, monospace;
  font-size: 11px;
  background: var(--chip-bg);
  padding: 2px 7px; border-radius: 6px;
}

@media (max-width: 640px) {
  .wall { gap: 16px; }
  .nav-inner { height: 48px; }
  .toolbar { top: 48px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}