:root {
  --blue: #e10600;
  --blue-d: #b10500;
  --orange: #e10600;
  --navy: #111114;
  --muted: #6b7280;
  --line: #eceef2;
  --bg: #f3f4f7;
  --ok: #16a34a;
  --warn: #d97706;
  --bad: #e11d48;
  --card: #fff;
  --shadow: 0 8px 28px rgba(16, 16, 24, .08);
  --radius: 16px;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Manrope", "Segoe UI", system-ui, sans-serif;
  color: var(--navy);
  background: var(--bg);
  min-height: 100vh;
  padding-bottom: calc(72px + var(--safe-b));
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }
.hidden { display: none !important; }

.topbar {
  background: #07070b;
  border-bottom: 0;
  font-size: 13px;
  color: #c9c9d1;
}
.topbar-inner, .head-inner, .nav-inner, .wrap {
  width: min(1180px, calc(100% - 24px));
  margin: 0 auto;
}
.topbar-inner { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; }
.head {
  background: #0b0b12;
  position: sticky; top: 0; z-index: 40;
}
.head-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 10px 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  min-width: 168px;
  color: #fff;
}
.logo-badge {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #e10600;
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0;
  flex-shrink: 0;
}
.logo-mark {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  line-height: 1;
}
.logo-mark strong {
  font-size: 20px;
  letter-spacing: .14em;
  font-style: normal;
  color: #fff !important;
  -webkit-text-fill-color: #fff;
  font-weight: 800;
}
.logo-mark em {
  font-size: 11px;
  color: #e10600;
  font-style: normal;
  font-weight: 800;
  letter-spacing: .18em;
}
.search {
  display: flex; background: #fff; border-radius: 999px; overflow: hidden; border: 0;
}
.search input { flex: 1; border: 0; background: transparent; padding: 12px 18px; outline: none; }
.search button { border: 0; background: var(--blue); color: #fff; padding: 0 18px; cursor: pointer; }
.head-actions { display: flex; gap: 8px; align-items: center; }
.icon-btn {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  border: 0; background: transparent; cursor: pointer; color: #fff; min-width: 64px; font-size: 12px; font-weight: 700;
}
.icon-btn .badge {
  position: absolute; top: -6px; right: 10px; background: var(--orange); color: #fff;
  border-radius: 99px; font-size: 11px; padding: 1px 6px;
}
.icon-btn { position: relative; }
.cats {
  background: #111118;
  box-shadow: inset 0 -3px 0 var(--orange);
}
.nav-inner {
  display: flex;
  align-items: stretch;
  overflow: hidden;
  gap: 0;
}
.nav-inner a, .nav-inner button {
  color: #fff; background: transparent; border: 0;
  flex: 1 1 0;
  min-width: 0;
  white-space: normal;
  padding: 10px 6px;
  cursor: pointer;
  font-weight: 700;
  font-size: 12.5px;
  line-height: 1.2;
  text-align: center;
}
.nav-inner .on, .nav-inner a:hover { background: rgba(255,255,255,.12); }

.hero {
  width: 100%;
  margin: 0 0 18px;
  background: #0b0b12;
}
.hero-pop {
  position: relative;
  width: 100%;
  overflow: hidden;
  border-radius: 0;
  background: #0b0b12;
  height: clamp(170px, 20vw, 280px);
}
.hero-track {
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform .8s ease-in-out;
  will-change: transform;
}
.hero-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  margin: 0;
  display: block;
}
.hero-slide img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center center;
}
.cat-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 8px auto 22px; }
.cat-tile {
  background: #fff; border-radius: 14px; min-height: 92px; padding: 12px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  text-align: center; font-weight: 800; font-size: 13px; box-shadow: var(--shadow); cursor: pointer; border: 0;
}
.cat-tile img { width: 72px; height: 72px; object-fit: contain; }
.brands { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin: 8px auto 22px; }
.brand {
  background: #fff; border-radius: 14px; min-height: 78px; display: grid; place-items: center;
  font-weight: 800; letter-spacing: .04em; box-shadow: var(--shadow); color: var(--navy);
}
.section-title { display: flex; justify-content: space-between; align-items: center; margin: 8px 0 12px; }
.section-title h2 { margin: 0; font-size: 20px; }
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.card {
  background: var(--card); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
  display: flex; flex-direction: column; cursor: pointer;
}
.card .ph { height: 170px; background: #eef2f7; display: grid; place-items: center; }
.card .ph img { width: 100%; height: 170px; object-fit: cover; }
.card .body { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card .brand-l { font-size: 11px; color: var(--blue); font-weight: 800; text-transform: uppercase; }
.card h3 { margin: 0; font-size: 15px; line-height: 1.3; min-height: 40px; }
.card .price { font-size: 18px; font-weight: 800; color: var(--navy); }
.card .add {
  margin-top: auto; border: 0; background: var(--blue); color: #fff; border-radius: 10px;
  padding: 10px; cursor: pointer; font-weight: 700;
}
.card .add:hover { background: var(--blue-d); }

.detail { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; background: #fff; border-radius: 20px; padding: 18px; box-shadow: var(--shadow); }
.detail img { width: 100%; border-radius: 16px; background: #f3f6fb; }
.qty { display: flex; align-items: center; gap: 8px; }
.qty button { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); background: #fff; cursor: pointer; font-size: 20px; }
.qty input { width: 64px; text-align: center; height: 40px; border: 1px solid var(--line); border-radius: 10px; }
.btn {
  border: 0; border-radius: 12px; padding: 13px 16px; cursor: pointer; font-weight: 800;
  background: var(--blue); color: #fff;
}
.btn.orange { background: var(--orange); }
.btn.ok { background: var(--ok); }
.btn.ghost { background: #eef2f7; color: var(--navy); }
.btn.bad { background: var(--bad); }
.btn.block { width: 100%; }
.btn:disabled { opacity: .5; }

.cart-line { display: grid; grid-template-columns: 72px 1fr auto; gap: 12px; background: #fff; padding: 12px; border-radius: 14px; margin-bottom: 10px; align-items: center; }
.cart-line img { width: 72px; height: 72px; object-fit: cover; border-radius: 12px; }
.total-box { background: #fff; padding: 16px; border-radius: 16px; box-shadow: var(--shadow); }
.form { display: grid; gap: 10px; }
label { font-size: 13px; font-weight: 700; color: var(--muted); display: grid; gap: 6px; }
input[type=text], input[type=password], input[type=tel], input[type=number], select, textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 12px; padding: 12px 12px; background: #fff;
}
textarea { min-height: 80px; }
.auth { max-width: 420px; margin: 24px auto; background: #fff; padding: 22px; border-radius: 20px; box-shadow: var(--shadow); }
.hint { background: #f3f8ff; border: 1px dashed #c9ddf6; padding: 12px; border-radius: 12px; font-size: 13px; color: var(--muted); }
.order { background: #fff; border-radius: 16px; padding: 14px; margin-bottom: 10px; box-shadow: var(--shadow); }
.pill { display: inline-block; font-size: 12px; font-weight: 800; padding: 4px 8px; border-radius: 99px; }
.pill.pending { background: #fff4d6; color: #9a6700; }
.pill.paid { background: #e6f4ff; color: #0b62a8; }
.pill.approved { background: #e7f8ed; color: #157a3a; }
.pill.shipped { background: #ecebff; color: #4f46e5; }
.pill.cancelled { background: #fde8ee; color: #be123c; }

.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0; background: #fff; border-top: 1px solid var(--line);
  display: flex; justify-content: space-around; padding: 8px 6px calc(8px + var(--safe-b)); z-index: 50;
}
.bottom-nav button, .bottom-nav a {
  border: 0; background: transparent; font-size: 11px; font-weight: 800; color: var(--muted); text-align: center; cursor: pointer;
}
.bottom-nav .on { color: var(--blue); }
.fab {
  width: 58px; height: 58px; border-radius: 50%; background: var(--orange); color: #fff; border: 0;
  margin-top: -22px; font-size: 28px; font-weight: 800; box-shadow: 0 8px 18px rgba(255,138,0,.4);
}

.admin-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 14px auto; }
.stat { background: #fff; border-radius: 16px; padding: 16px; box-shadow: var(--shadow); }
.stat b { display: block; font-size: 28px; }
.scan-box {
  background: #0b1220; color: #fff; border-radius: 20px; overflow: hidden; position: relative;
}
.scan-box video, .scan-box canvas { width: 100%; max-height: 280px; object-fit: cover; background: #000; }
.photo-pick {
  width: 100%; min-height: 180px; border: 2px dashed #c9d4e4; border-radius: 18px;
  display: grid; place-items: center; background: #fff; overflow: hidden; cursor: pointer; text-align: center; color: var(--muted);
}
.photo-pick img { width: 100%; height: 220px; object-fit: cover; }
.big-price input { font-size: 28px; font-weight: 800; padding: 16px; }

.toast {
  position: fixed; left: 50%; bottom: calc(90px + var(--safe-b)); transform: translateX(-50%);
  background: var(--navy); color: #fff; padding: 10px 16px; border-radius: 999px; z-index: 80; display: none;
}
.modal {
  position: fixed; inset: 0; background: rgba(10,16,28,.45); display: none; place-items: end center; z-index: 70;
}
.modal.show { display: grid; }
.sheet { background: #fff; width: min(520px, 100%); border-radius: 20px 20px 0 0; padding: 16px 16px calc(16px + var(--safe-b)); max-height: 90vh; overflow: auto; }
.wa {
  position: fixed; left: 16px; bottom: calc(84px + var(--safe-b)); width: 52px; height: 52px; border-radius: 50%;
  background: #25d366; color: #fff; display: grid; place-items: center; font-weight: 800; z-index: 45; box-shadow: var(--shadow);
}
.empty { text-align: center; color: var(--muted); padding: 40px 10px; }
footer.site { margin-top: 28px; padding: 24px 0 12px; color: #9aa3b2; font-size: 13px; text-align: center; }

@media (max-width: 900px) {
  .grid, .detail, .brands, .admin-hero, .head-inner, .cat-strip { grid-template-columns: 1fr 1fr; }
  .head-inner { grid-template-columns: 1fr auto; }
  .search { grid-column: 1 / -1; }
  .topbar { display: none; }
  .grid { grid-template-columns: 1fr 1fr; }
  .logo-mark strong { font-size: 16px; }
  .logo-mark em { font-size: 10px; }
  .logo-badge { width: 36px; height: 36px; font-size: 16px; }
  .logo { min-width: 0; }
  .hero-pop { height: 170px; }
  .nav-inner { flex-wrap: wrap; overflow: visible; }
  .nav-inner button { flex: 1 1 25%; font-size: 11px; padding: 8px 4px; }
  .brands { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 901px) {
  body { padding-bottom: 24px; }
  .bottom-nav { display: none; }
}