:root {
  --bg: #e4f6a6;
  --bg-2: #d2ef7c;
  --card: #ffffff;
  --ink: #1d2a4d;
  --muted: #5a6685;
  --blue: #4f7dff;
  --blue-ink: #ffffff;
  --pink: #ff6fb5;
  --green: #4fe39a;
  --line: rgba(29, 42, 77, .12);
  --shadow: 0 6px 18px rgba(40, 70, 20, .12);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #141b12; --bg-2: #1f2a17; --card: #1f2620; --ink: #eef5e4; --muted: #a9b5a0;
    --blue: #7d9dff; --line: rgba(255,255,255,.12); --shadow: 0 6px 18px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"] {
  --bg: #141b12; --bg-2: #1f2a17; --card: #1f2620; --ink: #eef5e4; --muted: #a9b5a0;
  --blue: #7d9dff; --line: rgba(255,255,255,.12); --shadow: 0 6px 18px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.45 "Be Vietnam Pro", system-ui, sans-serif;
  padding-bottom: 96px;
}
button, input, select, textarea { font: inherit; color: inherit; }

.hero {
  background: radial-gradient(120% 140% at 0% 0%, var(--bg-2), var(--bg));
  padding: 22px 16px 14px; max-width: 1180px; margin: 0 auto;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px;
}
.hero-inner { display: flex; align-items: center; gap: 12px; }
.logo { width: 58px; height: 58px; object-fit: contain; }
.hero h1 {
  margin: 0; font: 400 40px/1 "Lilita One", sans-serif; letter-spacing: .5px;
  color: var(--blue); -webkit-text-stroke: 1px rgba(0,0,0,.05);
}
.tag { margin: 2px 0 0; color: var(--muted); font-weight: 500; }
.promo {
  background: var(--blue); color: var(--blue-ink); border-radius: 999px;
  padding: 8px 16px; font-weight: 700; box-shadow: var(--shadow); transform: rotate(-2deg);
}
.promo b { font: 400 22px/1 "Lilita One", sans-serif; color: #ffe95c; }

.filters {
  position: sticky; top: 0; z-index: 5; background: var(--bg);
  display: flex; gap: 8px; overflow-x: auto; padding: 10px 16px; max-width: 1180px; margin: 0 auto;
  scrollbar-width: none; border-bottom: 1px solid var(--line);
}
.filters::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; border: 1.5px solid var(--blue); background: transparent; color: var(--blue);
  border-radius: 999px; padding: 6px 14px; font-weight: 700; cursor: pointer; white-space: nowrap;
}
.chip[aria-pressed="true"] { background: var(--blue); color: var(--blue-ink); }
.chip small { opacity: .7; font-weight: 500; margin-left: 4px; }

.toolbar { display: flex; gap: 8px; padding: 12px 16px 4px; max-width: 1180px; margin: 0 auto; }
.toolbar input, .toolbar select {
  border: 1.5px solid var(--line); background: var(--card); border-radius: 12px; padding: 10px 12px; min-width: 0;
}
.toolbar input { flex: 1; }

.grid {
  display: grid; gap: 14px; padding: 12px 16px; max-width: 1180px; margin: 0 auto;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
}
@media (max-width: 420px) { .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; } }
.section-title {
  grid-column: 1 / -1; margin: 14px 0 0; font: 400 24px/1.1 "Lilita One", sans-serif; color: var(--blue);
}
.card {
  background: var(--card); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow);
  display: flex; flex-direction: column; position: relative;
}
.card .ph {
  aspect-ratio: 1; background: var(--bg-2); border: 0; padding: 0; cursor: zoom-in; display: block; width: 100%;
}
.card .ph img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card .ph .noimg { display: grid; place-items: center; height: 100%; font-size: 40px; }
.card .body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card h3 { margin: 0; font-size: 15px; font-weight: 700; line-height: 1.25; }
.card .note { margin: 0; color: var(--muted); font-size: 12.5px; }
.card .row { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; }
.price { font: 400 20px/1 "Lilita One", sans-serif; color: var(--blue); }
.add {
  border: 0; background: var(--green); color: #10351f; font-weight: 800; border-radius: 10px;
  padding: 7px 12px; cursor: pointer; white-space: nowrap;
}
.add:active { transform: scale(.96); }
.add[disabled] { background: var(--line); color: var(--muted); cursor: not-allowed; }
.badge {
  position: absolute; top: 10px; left: 10px; background: var(--pink); color: #fff;
  font-size: 12px; font-weight: 800; padding: 3px 9px; border-radius: 999px; text-transform: uppercase;
}
.badge.out { background: #7b7b7b; }
.qty-pill {
  position: absolute; top: 10px; right: 10px; background: var(--blue); color: #fff; font-weight: 800;
  min-width: 26px; height: 26px; border-radius: 13px; display: grid; place-items: center; font-size: 13px;
}

.empty { text-align: center; color: var(--muted); padding: 40px 16px; }

.foot { max-width: 1180px; margin: 20px auto 0; padding: 16px; color: var(--muted); text-align: center; }
.socials { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 12px 0; }
.socials a {
  text-decoration: none; color: var(--ink); background: var(--card); border-radius: 999px;
  padding: 8px 14px; font-weight: 700; box-shadow: var(--shadow);
}
.updated { font-size: 12px; }

.cart-bar {
  position: fixed; left: 50%; bottom: 14px; transform: translateX(-50%); z-index: 20;
  width: min(560px, calc(100% - 32px)); border: 0; border-radius: 16px; cursor: pointer;
  background: var(--ink); color: var(--bg); padding: 14px 18px; display: flex; gap: 12px; align-items: center;
  box-shadow: 0 10px 28px rgba(0,0,0,.25); font-weight: 700;
}
.cart-bar .cta { margin-left: auto; color: var(--green); }

.drawer, .viewer { position: fixed; inset: 0; z-index: 30; }
.drawer-bg { position: absolute; inset: 0; background: rgba(10, 20, 10, .5); }
.drawer-panel {
  position: absolute; right: 0; bottom: 0; width: min(440px, 100%); max-height: 92vh; overflow: auto;
  background: var(--card); border-radius: 20px 20px 0 0; padding: 16px; display: flex; flex-direction: column; gap: 12px;
}
@media (min-width: 720px) { .drawer-panel { top: 0; max-height: none; border-radius: 0; } }
.drawer-panel header { display: flex; align-items: center; justify-content: space-between; }
.drawer-panel h2 { margin: 0; font: 400 26px/1 "Lilita One", sans-serif; color: var(--blue); }
.icon-btn { border: 0; background: var(--line); width: 36px; height: 36px; border-radius: 50%; cursor: pointer; font-size: 16px; }
.cart-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.cart-list li { display: grid; grid-template-columns: 52px 1fr auto; gap: 10px; align-items: center; }
.cart-list img { width: 52px; height: 52px; border-radius: 10px; object-fit: cover; background: var(--bg-2); }
.cart-list .nm { font-weight: 700; line-height: 1.2; }
.cart-list .pr { color: var(--muted); font-size: 13px; }
.stepper { display: flex; align-items: center; gap: 6px; }
.stepper button { width: 30px; height: 30px; border-radius: 50%; border: 1.5px solid var(--line); background: transparent; cursor: pointer; font-weight: 800; }
.cart-sum { display: flex; justify-content: space-between; font-size: 17px; border-top: 1px dashed var(--line); padding-top: 10px; }
.note { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: 14px; }
.note textarea { border: 1.5px solid var(--line); border-radius: 12px; padding: 10px; background: transparent; resize: vertical; }
.hint { margin: 0; color: var(--muted); font-size: 13px; }
.order-btns { display: grid; gap: 8px; }
.order-btns a, .order-btns button {
  display: block; text-align: center; text-decoration: none; border: 0; border-radius: 14px; padding: 13px;
  font-weight: 800; cursor: pointer; color: #fff;
}
.btn-zalo { background: #0068ff; }
.btn-mess { background: linear-gradient(90deg, #0a7cff, #a033ff, #ff5280); }
.sums { display: flex; flex-direction: column; gap: 4px; border-top: 1px dashed var(--line); padding-top: 10px; }
.sums .cart-sum { border: 0; padding: 0; }
.cart-sum.sm { font-size: 15px; color: var(--muted); }
.cart-sum.big b { color: var(--blue); font: 400 24px/1 "Lilita One", sans-serif; }
.ship-hint { margin: 0; font-size: 13px; color: #c2410c; }
.ship-hint.ok { color: #15803d; }
.sec { margin: 6px 0 0; font-size: 16px; font-weight: 800; }
.form { display: flex; flex-direction: column; gap: 10px; }
.form label { display: flex; flex-direction: column; gap: 4px; font-weight: 600; font-size: 14px; }
.form input, .form textarea {
  border: 1.5px solid var(--line); border-radius: 12px; padding: 10px 12px; background: transparent; resize: vertical;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--blue); outline-offset: 1px; }
.form .req { color: #e5484d; }
.form .opt-l { color: var(--muted); font-weight: 500; }
.form .err { display: none; color: #e5484d; font-weight: 600; }
.form .bad input, .form .bad textarea { border-color: #e5484d; }
.form .bad .err { display: block; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.pay { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.pay-opt {
  display: flex; gap: 8px; align-items: flex-start; border: 1.5px solid var(--line); border-radius: 14px;
  padding: 10px; cursor: pointer;
}
.pay-opt:has(input:checked) { border-color: var(--blue); background: color-mix(in srgb, var(--blue) 10%, transparent); }
.pay-opt input { margin-top: 3px; accent-color: var(--blue); }
.pay-opt span { display: flex; flex-direction: column; }
.pay-opt small { color: var(--muted); font-size: 12px; line-height: 1.3; }
.qr-box { border: 1.5px solid var(--line); border-radius: 16px; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.qr { background: #fff; border-radius: 12px; padding: 10px; width: min(240px, 100%); align-self: center; }
.qr svg, .qr img { display: block; width: 100%; height: auto; }
.qr-box dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 14px; }
.qr-box dt { color: var(--muted); }
.qr-box dd { margin: 0; font-weight: 700; word-break: break-word; }
.mini { border: 0; background: var(--line); border-radius: 8px; padding: 2px 8px; font-size: 12px; font-weight: 700; cursor: pointer; margin-left: 4px; }
.sent { background: color-mix(in srgb, var(--green) 25%, transparent); border-radius: 14px; padding: 12px; font-weight: 600; }

.picker-panel { gap: 14px; }
.pick-head { display: flex; gap: 12px; align-items: center; }
.pick-head img { width: 64px; height: 64px; border-radius: 12px; object-fit: cover; background: var(--bg-2); }
.pick-head h2 { font-size: 22px; margin-bottom: 6px; }
.opt-group { border: 0; margin: 0; padding: 0; }
.opt-group legend { font-weight: 800; margin-bottom: 8px; padding: 0; }
.opt-group legend.err { color: #e5484d; }
.opts { display: flex; flex-wrap: wrap; gap: 8px; }
.opt {
  border: 1.5px solid var(--line); background: transparent; border-radius: 12px; padding: 8px 12px;
  cursor: pointer; font-weight: 600; text-align: left;
}
.opt small { color: var(--muted); font-weight: 600; margin-left: 4px; }
.opt[aria-pressed="true"] { border-color: var(--blue); background: var(--blue); color: var(--blue-ink); }
.opt[aria-pressed="true"] small { color: inherit; opacity: .85; }
.pick-foot { display: flex; gap: 12px; align-items: center; border-top: 1px dashed var(--line); padding-top: 12px; }
.add.big { flex: 1; padding: 13px; font-size: 16px; border-radius: 14px; }
.cart-list .op { font-size: 12.5px; color: var(--muted); }

.viewer { display: grid; place-items: center; padding: 16px; }
.viewer-card { position: relative; margin: 0; background: var(--card); border-radius: 18px; overflow: hidden; max-width: min(560px, 100%); }
.viewer-card img { display: block; width: 100%; max-height: 75vh; object-fit: contain; background: #000; }
.viewer-card figcaption { padding: 12px 14px; font-weight: 700; }
.viewer-x { position: absolute; top: 10px; right: 10px; background: rgba(255,255,255,.85); color: #000; }

.toast {
  position: fixed; left: 50%; top: 16px; transform: translateX(-50%); z-index: 40;
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 12px; font-weight: 600;
  max-width: calc(100% - 32px); text-align: center;
}
[hidden] { display: none !important; }