/* =========================================================
   My Digital Shop — storefront styles
   ========================================================= */
:root {
  --brand: #e3112a;
  --brand-soft: #ffe2e5;
  --bg: #f5f5f5;
  --card: #ffffff;
  --ink: #111418;
  --ink-2: #4b5560;
  --ink-3: #8a8f98;
  --line: #e7e8eb;
  --line-2: #f0f1f3;
  --gold: #ffa41c;
  --good: #1f9d55;
  --badge-bg: #fff4e6;
  --badge-fg: #b25b09;
  --shadow-1: 0 1px 2px rgba(17, 20, 24, 0.06);
  --shadow-2: 0 4px 14px rgba(17, 20, 24, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --container: 1200px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { display: block; max-width: 100%; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* top decorative banner */
.top-banner {
  height: 78px;
  background:
    radial-gradient(circle at 14px 14px, rgba(255,255,255,.08) 6px, transparent 7px) 0 0/28px 28px,
    radial-gradient(circle at 14px 14px, rgba(0,0,0,.06) 6px, transparent 7px) 14px 14px/28px 28px,
    linear-gradient(135deg, #e3112a 0%, #b8071d 100%);
}
.top-banner::after {
  content: ""; display: block; height: 8px;
  background: repeating-linear-gradient(135deg, #e3112a 0 10px, #c2051a 10px 20px);
}

/* header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.site-header__inner {
  display: flex; align-items: center; gap: 32px; height: 60px;
}
.brand-mark {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 18px;
}
.brand-mark__logo {
  width: 28px; height: 28px; border-radius: 6px;
  background: var(--brand); color: #fff; font-weight: 800;
  display: grid; place-items: center; font-size: 14px;
}
.site-header__spacer { flex: 1; }
.header-link {
  font-size: 14px; font-weight: 600; color: var(--ink-2);
  padding: 6px 4px; margin-left: 16px;
}
.header-link:hover { color: var(--ink); }

/* announcement */
.announce {
  background: #fff7e6; border-bottom: 1px solid #f3e2b8;
  font-size: 13px; color: #7a5400; text-align: center;
  padding: 8px 16px;
}

/* flash messages */
.flash-wrap { max-width: var(--container); margin: 14px auto 0; padding: 0 24px; }
.flash {
  padding: 10px 14px; border-radius: var(--radius-sm);
  font-size: 14px; margin-bottom: 8px;
}
.flash--ok { background: #e3f6ec; color: #146a3b; border: 1px solid #bfe8cf; }
.flash--error { background: #fdecee; color: #a11224; border: 1px solid #f5c6cd; }

/* seller profile card */
.profile {
  background: var(--card); border-radius: var(--radius);
  box-shadow: var(--shadow-1); padding: 24px; margin-top: 16px;
  display: grid; grid-template-columns: 80px 1fr auto; gap: 20px; align-items: center;
}
.avatar {
  width: 80px; height: 80px; border-radius: 50%;
  background: linear-gradient(135deg, #1f9d55, #0e6d3a);
  display: grid; place-items: center; color: #fff;
  font-weight: 700; font-size: 30px;
}
.profile__main { min-width: 0; }
.profile__name {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 20px; font-weight: 700;
}
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--brand-soft); color: var(--brand);
  padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
}
.badge--gray { background: #eef0f2; color: var(--ink-2); }
.badge--gold { background: #fff5e1; color: #b88200; }
.meta-line {
  display: flex; gap: 18px; flex-wrap: wrap; margin-top: 6px;
  font-size: 14px; color: var(--ink-2);
}
.rating { color: var(--gold); font-weight: 700; }
.meta-line .sep { color: var(--ink-3); }
.profile__actions { display: flex; gap: 10px; align-items: center; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: var(--card);
  padding: 8px 14px; border-radius: 999px;
  font-weight: 600; font-size: 14px;
  transition: background .15s, border-color .15s;
}
.btn:hover { background: #fafbfc; }
.btn--solid { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn--solid:hover { background: #c70419; border-color: #c70419; }
.btn--good { background: var(--good); border-color: var(--good); color: #fff; }
.btn--good:hover { background: #177a43; border-color: #177a43; }

/* chips */
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; margin-bottom: 6px; }
.chip {
  display: inline-flex; align-items: center; gap: 4px;
  background: var(--badge-bg); color: var(--badge-fg);
  padding: 5px 10px; border-radius: 6px; font-size: 12px; font-weight: 600;
}
.chip--neutral { background: #eef2f6; color: var(--ink-2); }
.chip--blue { background: #e6f0fa; color: #0c5fa6; }
.chip--green { background: #e3f6ec; color: #146a3b; }
.chip--purple { background: #efe8fb; color: #5a36ad; }

/* bio */
.bio { margin-top: 14px; font-size: 14px; color: var(--ink-2); }
.bio__line + .bio__line { margin-top: 6px; }

/* tabs */
.tabs { display: flex; gap: 28px; border-bottom: 1px solid var(--line); margin-top: 28px; }
.tab { padding: 14px 4px; font-weight: 600; font-size: 15px; color: var(--ink-2); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab--active { color: var(--brand); border-bottom-color: var(--brand); }
.tab__count { color: var(--ink-3); font-weight: 500; margin-left: 4px; font-size: 13px; }

/* toolbar */
.toolbar { display: flex; justify-content: space-between; align-items: center; padding: 16px 4px; gap: 12px; flex-wrap: wrap; }
.toolbar__left { display: flex; gap: 8px; flex-wrap: wrap; }
.toolbar__btn {
  padding: 6px 14px; border: 1px solid var(--line); background: var(--card);
  border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--ink-2);
}
.toolbar__btn--active { background: var(--brand); border-color: var(--brand); color: #fff; }
.search {
  display: flex; align-items: center; border: 1px solid var(--line);
  border-radius: 999px; padding: 6px 14px; width: 260px; background: var(--card);
}
.search input { flex: 1; border: 0; outline: 0; background: transparent; font-size: 13px; }
.search svg { color: var(--ink-3); flex-shrink: 0; }

/* product grid */
.grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
@media (max-width: 1024px) { .grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 720px) { .grid { grid-template-columns: repeat(2, 1fr); } }
.card {
  background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-1); transition: transform .12s ease, box-shadow .12s ease;
  cursor: pointer; display: block;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-2); }
.card__thumb {
  aspect-ratio: 1 / 1; background: #fafbfc; display: grid; place-items: center;
  color: var(--ink-3); font-size: 13px; position: relative; border-bottom: 1px solid var(--line-2);
  overflow: hidden;
}
.card__thumb img { width: 100%; height: 100%; object-fit: cover; }
.card__thumb svg { width: 38px; height: 38px; opacity: .45; }
.ph-1 { background: linear-gradient(135deg, #f3f7fb, #e6eef6); }
.ph-2 { background: linear-gradient(135deg, #f8f6ef, #efe8d4); }
.ph-3 { background: linear-gradient(135deg, #fbf2f3, #f0d6da); }
.ph-4 { background: linear-gradient(135deg, #f1faf3, #d6ecde); }
.ph-5 { background: linear-gradient(135deg, #f4f0fb, #e2d6f1); }
.ph-6 { background: linear-gradient(135deg, #f6f6f6, #e0e0e0); }
.card__body { padding: 10px 12px 14px; }
.card__title {
  font-size: 13px; color: var(--ink); line-height: 1.35; height: 36px;
  overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}
.card__price { margin-top: 8px; font-size: 15px; font-weight: 700; }
.card__meta { margin-top: 8px; display: flex; align-items: center; justify-content: space-between; font-size: 12px; color: var(--ink-3); }
.card__like { display: inline-flex; gap: 4px; align-items: center; }
.card__like svg { width: 14px; height: 14px; }
.cond-tag {
  display: inline-block; background: var(--badge-bg); color: var(--badge-fg);
  padding: 1px 6px; border-radius: 4px; font-size: 11px; font-weight: 600;
}
.load-more-wrap { text-align: center; padding: 28px 0 36px; }
.load-more {
  padding: 9px 28px; border: 1px solid var(--line); background: var(--card);
  border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--ink-2);
}

/* sticky bottom nav */
.sticky-nav {
  position: sticky; bottom: 0; background: var(--card);
  border-top: 1px solid var(--line); padding: 8px 0; z-index: 30;
}
.sticky-nav__inner {
  display: flex; gap: 24px; align-items: center;
  max-width: var(--container); margin: 0 auto; padding: 0 24px; font-size: 14px;
}
.sticky-nav .pill { padding: 4px 12px; border-radius: 999px; color: var(--ink-2); font-weight: 600; }
.sticky-nav .pill--active { background: var(--brand); color: #fff; }
.sticky-nav__spacer { flex: 1; }

/* ad slot */
.ad-slot { max-width: var(--container); margin: 24px auto; padding: 0 24px; }
.ad-banner {
  aspect-ratio: 970 / 90; border-radius: var(--radius);
  background: linear-gradient(120deg, #2db9e6 0%, #1685b8 60%, #0c5fa6 100%);
  color: #fff; display: flex; align-items: center; justify-content: space-between;
  padding: 20px 32px; overflow: hidden; position: relative;
}
.ad-banner::after {
  content: ""; position: absolute; right: -40px; top: -20px;
  width: 220px; height: 220px; border-radius: 50%; background: rgba(255,255,255,.08);
}
.ad-banner h3 { margin: 0; font-size: 22px; }
.ad-banner small { display: block; opacity: .8; margin-top: 4px; }
.ad-banner__cta {
  background: var(--gold); color: #1d1300; padding: 8px 16px; border-radius: 999px;
  font-weight: 700; font-size: 14px; position: relative; z-index: 1;
}

/* footer */
.site-footer { background: #f8f9fa; border-top: 1px solid var(--line); padding: 36px 0 24px; margin-top: 24px; color: var(--ink-2); }
.footer-cols { display: grid; grid-template-columns: 1.4fr repeat(5, 1fr); gap: 32px; }
@media (max-width: 900px) { .footer-cols { grid-template-columns: 1fr 1fr; } }
.footer-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink); margin: 0 0 12px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { font-size: 13px; padding: 4px 0; }
.footer-col li a:hover { color: var(--ink); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--line); margin-top: 28px; padding-top: 18px;
  font-size: 12px; color: var(--ink-3); gap: 12px; flex-wrap: wrap;
}
.footer-bottom__left { display: flex; gap: 14px; align-items: center; }
.footer-bottom__left strong { color: var(--brand); }

/* product detail */
.detail {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-1);
  margin-top: 16px; display: grid; grid-template-columns: 460px 1fr; gap: 32px; padding: 28px;
}
@media (max-width: 900px) { .detail { grid-template-columns: 1fr; } }
.detail__img {
  aspect-ratio: 1/1; background: #fafbfc; border-radius: var(--radius);
  display: grid; place-items: center; overflow: hidden; border: 1px solid var(--line-2);
}
.detail__img img { width: 100%; height: 100%; object-fit: cover; }
.detail__img svg { width: 120px; height: 120px; opacity: .4; }
.detail__title { font-size: 24px; font-weight: 700; margin: 0 0 10px; }
.detail__price { font-size: 28px; font-weight: 800; color: var(--brand); margin: 6px 0 14px; }
.detail__meta { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.detail__desc {
  color: var(--ink-2); font-size: 14px; white-space: pre-line;
  border-top: 1px solid var(--line); padding-top: 16px;
}
.stock-line { font-size: 13px; color: var(--good); font-weight: 600; margin-bottom: 14px; }
.stock-line.out { color: var(--ink-3); }
.detail__actions { display: flex; gap: 12px; margin-top: 20px; align-items: center; flex-wrap: wrap; }

/* forms (front) */
.form-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-1);
  margin-top: 16px; padding: 28px; max-width: 640px;
}
.form-card h1 { margin: 0 0 6px; font-size: 22px; }
.form-card .sub { color: var(--ink-2); font-size: 14px; margin-bottom: 20px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.field .req { color: var(--brand); }
.field input, .field textarea, .field select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line);
  border-radius: var(--radius-sm); font: inherit; font-size: 14px; background: #fff;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: 0; border-color: var(--brand);
}
.field .hint { font-size: 12px; color: var(--ink-3); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
.form-submit { margin-top: 8px; }

/* order status page */
.order-box {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-1);
  margin-top: 16px; padding: 32px; max-width: 640px;
}
.order-box .ok-icon {
  width: 56px; height: 56px; border-radius: 50%; background: var(--good);
  color: #fff; display: grid; place-items: center; font-size: 28px; margin-bottom: 14px;
}
.order-box h1 { margin: 0 0 8px; font-size: 22px; }
.order-box .sub { color: var(--ink-2); font-size: 14px; margin-bottom: 20px; }
.order-detail { border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.order-detail .row { display: flex; justify-content: space-between; padding: 10px 14px; font-size: 14px; border-bottom: 1px solid var(--line-2); }
.order-detail .row:last-child { border-bottom: 0; }
.order-detail .row .k { color: var(--ink-3); }
.order-detail .row.total { font-weight: 700; }
.status-pill { padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.status-pending { background: #fff4e6; color: #b25b09; }
.status-processing { background: #e6f0fa; color: #0c5fa6; }
.status-shipped { background: #efe8fb; color: #5a36ad; }
.status-completed { background: #e3f6ec; color: #146a3b; }
.status-cancelled { background: #fdecee; color: #a11224; }

/* simple page (track / 404) */
.simple-card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow-1);
  margin-top: 16px; padding: 32px; max-width: 560px;
}
.simple-card h1 { margin: 0 0 8px; font-size: 22px; }
.simple-card .sub { color: var(--ink-2); font-size: 14px; margin-bottom: 20px; }