/* ─────────────────────────────────────────────────────────────────────────────
   shopqex.css — shopQex storefront (minimalist)
   Scoped with the sqx- prefix so it never collides with other apps' CSS.
   ───────────────────────────────────────────────────────────────────────────── */

:root {
  --sqx-bg: #fafafa;
  --sqx-surface: #ffffff;
  --sqx-surface-2: #f2f2f2;
  --sqx-border: #e8e8e8;
  --sqx-border-strong: #d4d4d4;
  --sqx-text: #171717;
  --sqx-text-2: #525252;
  --sqx-muted: #8a8a8a;
  --sqx-accent: #171717;         /* near-black — minimalist, monochrome-first */
  --sqx-accent-contrast: #ffffff;
  --sqx-ok: #16a34a;
  --sqx-ok-soft: #dcfce7;
  --sqx-warn: #b45309;
  --sqx-warn-soft: #fef3c7;
  --sqx-danger: #dc2626;
  --sqx-shadow: 0 1px 2px rgba(0, 0, 0, .04), 0 8px 24px rgba(0, 0, 0, .06);
  --sqx-shadow-sm: 0 1px 2px rgba(0, 0, 0, .06);
  --sqx-radius: 14px;
  --sqx-radius-sm: 9px;
  --sqx-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body.sqx-body {
  font-family: var(--sqx-font);
  background: var(--sqx-bg);
  color: var(--sqx-text);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}
.sqx-mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
img { max-width: 100%; display: block; }

/* ── Header ── */
.sqx-header {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 22px; background: var(--sqx-surface);
  border-bottom: 1px solid var(--sqx-border); position: sticky; top: 0; z-index: 30;
}
.sqx-brand { display: flex; align-items: center; gap: 10px; }
.sqx-brand-mark {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--sqx-accent); color: var(--sqx-accent-contrast);
  font-weight: 800; letter-spacing: .5px; box-shadow: var(--sqx-shadow-sm);
}
.sqx-brand-name { font-size: 1.05rem; font-weight: 800; letter-spacing: -.01em; }
.sqx-header-right { display: flex; align-items: center; gap: 10px; }

.sqx-cart-btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: inherit; font-size: .86rem; font-weight: 700; cursor: pointer;
  border: 1px solid var(--sqx-border-strong); background: var(--sqx-surface); color: var(--sqx-text);
  padding: 9px 15px; border-radius: 999px; transition: .15s;
}
.sqx-cart-btn:hover { border-color: var(--sqx-accent); }
.sqx-cart-count {
  display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 5px;
  border-radius: 999px; background: var(--sqx-accent); color: var(--sqx-accent-contrast);
  font-size: .72rem; font-weight: 800;
}

/* ── Header auth UI (Phase 6) ── */
.sqx-text-btn {
  font-family: inherit; font-size: .84rem; font-weight: 700; cursor: pointer;
  background: none; border: none; color: var(--sqx-text-2); padding: 6px 4px;
}
.sqx-text-btn:hover { color: var(--sqx-text); text-decoration: underline; }
.sqx-user-chip { display: flex; align-items: center; gap: 8px; font-size: .84rem; color: var(--sqx-text-2); }
.sqx-user-name { font-weight: 700; color: var(--sqx-text); max-width: 140px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Announcement banner ── */
.sqx-announcement {
  background: var(--sqx-surface-2); color: var(--sqx-text-2); text-align: center;
  font-size: .82rem; padding: 8px 16px; border-bottom: 1px solid var(--sqx-border);
}

/* ── Buttons ── */
.sqx-btn {
  display: inline-flex; align-items: center; justify-content: center; white-space: nowrap;
  font-family: inherit; font-size: .86rem; font-weight: 700; cursor: pointer; text-decoration: none;
  border: 1px solid var(--sqx-border-strong); background: var(--sqx-surface); color: var(--sqx-text);
  padding: 10px 16px; border-radius: 10px; transition: .15s;
}
.sqx-btn:hover { border-color: var(--sqx-accent); }
.sqx-btn-accent { background: var(--sqx-accent); border-color: var(--sqx-accent); color: var(--sqx-accent-contrast); }
.sqx-btn-accent:hover { opacity: .88; }
.sqx-btn:disabled { opacity: .5; cursor: not-allowed; }
.sqx-btn:disabled:hover { opacity: .5; border-color: var(--sqx-border-strong); }
.sqx-btn-block { width: 100%; }
.sqx-btn:focus-visible { outline: 3px solid var(--sqx-surface-2); outline-offset: 1px; }

/* ── Layout ── */
.sqx-main { max-width: 1120px; margin: 0 auto; padding: 22px 22px 60px; }
.sqx-foot { text-align: center; color: var(--sqx-muted); font-size: .76rem; margin: 0 0 40px; }

/* ── Toolbar: search + categories ── */
.sqx-toolbar { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.sqx-search {
  font-family: inherit; font-size: .92rem; color: var(--sqx-text); background: var(--sqx-surface);
  border: 1px solid var(--sqx-border-strong); border-radius: 10px; padding: 10px 14px; max-width: 360px;
}
.sqx-search:focus { outline: none; border-color: var(--sqx-accent); }
.sqx-categories { display: flex; flex-wrap: wrap; gap: 8px; }
.sqx-chip {
  font-family: inherit; font-size: .8rem; font-weight: 600; cursor: pointer;
  border: 1px solid var(--sqx-border-strong); background: var(--sqx-surface); color: var(--sqx-text-2);
  padding: 6px 14px; border-radius: 999px; transition: .15s;
}
.sqx-chip:hover { border-color: var(--sqx-accent); color: var(--sqx-text); }
.sqx-chip.active { background: var(--sqx-accent); border-color: var(--sqx-accent); color: var(--sqx-accent-contrast); }

/* ── Product grid ── */
.sqx-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px;
}
.sqx-card {
  background: var(--sqx-surface); border: 1px solid var(--sqx-border); border-radius: var(--sqx-radius);
  overflow: hidden; display: flex; flex-direction: column; cursor: pointer; transition: .15s;
}
.sqx-card:hover { box-shadow: var(--sqx-shadow); border-color: var(--sqx-border-strong); }
.sqx-card-img {
  aspect-ratio: 1 / 1; background: var(--sqx-surface-2); display: flex; align-items: center;
  justify-content: center; overflow: hidden; position: relative;
}
.sqx-card-img img { width: 100%; height: 100%; object-fit: cover; }
.sqx-card-img-placeholder { font-size: 2rem; font-weight: 800; color: var(--sqx-border-strong); }
.sqx-badge {
  position: absolute; top: 10px; left: 10px; font-size: .68rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .4px; padding: 3px 8px; border-radius: 999px;
}
.sqx-badge.soldout { background: var(--sqx-surface); color: var(--sqx-danger); border: 1px solid var(--sqx-danger); }
.sqx-badge.digital { background: var(--sqx-surface); color: var(--sqx-text-2); border: 1px solid var(--sqx-border-strong); }
.sqx-card-body { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.sqx-card-cat { font-size: .7rem; color: var(--sqx-muted); text-transform: uppercase; letter-spacing: .4px; font-weight: 700; }
.sqx-card-name { font-size: .92rem; font-weight: 700; line-height: 1.3; }
.sqx-card-bottom { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 8px; padding-top: 6px; }
.sqx-card-price { font-weight: 800; font-size: .96rem; }
.sqx-add-btn {
  font-family: inherit; font-size: .78rem; font-weight: 700; cursor: pointer;
  border: 1px solid var(--sqx-accent); background: var(--sqx-accent); color: var(--sqx-accent-contrast);
  padding: 6px 12px; border-radius: 8px; transition: .15s;
}
.sqx-add-btn:hover { opacity: .88; }
.sqx-add-btn:disabled { background: var(--sqx-surface); border-color: var(--sqx-border-strong); color: var(--sqx-muted); cursor: not-allowed; }

.sqx-empty, .sqx-loading { text-align: center; padding: 60px 20px; color: var(--sqx-muted); }

/* ── Modal (shared: product detail + cart) ── */
.sqx-modal-backdrop {
  position: fixed; inset: 0; background: rgba(0, 0, 0, .4); z-index: 50;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.sqx-modal {
  background: var(--sqx-surface); border-radius: var(--sqx-radius); max-width: 640px; width: 100%;
  max-height: 88vh; overflow-y: auto; position: relative; box-shadow: var(--sqx-shadow); padding: 28px;
}
.sqx-modal-close {
  position: absolute; top: 14px; right: 14px; width: 32px; height: 32px; border-radius: 999px;
  border: 1px solid var(--sqx-border-strong); background: var(--sqx-surface); color: var(--sqx-text);
  font-size: 1.1rem; line-height: 1; cursor: pointer; display: grid; place-items: center;
}
.sqx-modal-close:hover { border-color: var(--sqx-accent); }

/* ── Product detail content ── */
.sqx-detail-img { width: 100%; aspect-ratio: 1/1; background: var(--sqx-surface-2); border-radius: var(--sqx-radius-sm); overflow: hidden; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.sqx-detail-img img { width: 100%; height: 100%; object-fit: cover; }
.sqx-detail-cat { font-size: .74rem; color: var(--sqx-muted); text-transform: uppercase; letter-spacing: .4px; font-weight: 700; }
.sqx-detail-name { font-size: 1.25rem; font-weight: 800; margin: 4px 0 8px; }
.sqx-detail-price { font-size: 1.15rem; font-weight: 800; margin-bottom: 10px; }
.sqx-detail-desc { color: var(--sqx-text-2); font-size: .9rem; margin-bottom: 18px; white-space: pre-wrap; }
.sqx-detail-actions { display: flex; align-items: center; gap: 12px; }
.sqx-qty-stepper { display: flex; align-items: center; border: 1px solid var(--sqx-border-strong); border-radius: 10px; overflow: hidden; }
.sqx-qty-stepper button {
  font-family: inherit; font-size: 1rem; font-weight: 700; cursor: pointer; border: none;
  background: var(--sqx-surface); color: var(--sqx-text); width: 36px; height: 38px;
}
.sqx-qty-stepper button:hover { background: var(--sqx-surface-2); }
.sqx-qty-stepper input {
  width: 44px; text-align: center; border: none; border-left: 1px solid var(--sqx-border-strong);
  border-right: 1px solid var(--sqx-border-strong); font-family: inherit; font-size: .92rem; height: 38px;
}
.sqx-status-pill { display: inline-block; font-size: .78rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }
.sqx-status-pill.soldout { background: #fee2e2; color: var(--sqx-danger); }
.sqx-status-pill.digital { background: var(--sqx-surface-2); color: var(--sqx-text-2); }

/* ── Cart panel ── */
.sqx-modal-backdrop--side { justify-content: flex-end; padding: 0; align-items: stretch; }
.sqx-cart-panel {
  background: var(--sqx-surface); width: 100%; max-width: 420px; height: 100%;
  display: flex; flex-direction: column; box-shadow: var(--sqx-shadow); padding: 20px;
}
.sqx-cart-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.sqx-cart-head h2 { font-size: 1.05rem; font-weight: 800; margin: 0; }
.sqx-cart-items { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 14px; }
.sqx-cart-line { display: flex; gap: 12px; }
.sqx-cart-line-img {
  width: 56px; height: 56px; border-radius: var(--sqx-radius-sm); background: var(--sqx-surface-2);
  flex-shrink: 0; overflow: hidden; display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: var(--sqx-border-strong);
}
.sqx-cart-line-img img { width: 100%; height: 100%; object-fit: cover; }
.sqx-cart-line-body { flex: 1; min-width: 0; }
.sqx-cart-line-name { font-weight: 700; font-size: .88rem; }
.sqx-cart-line-warn { font-size: .74rem; color: var(--sqx-danger); margin-top: 2px; }
.sqx-cart-line-row { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; gap: 8px; }
.sqx-cart-line-price { font-weight: 700; font-size: .86rem; }
.sqx-cart-line-remove {
  font-family: inherit; font-size: .74rem; font-weight: 700; color: var(--sqx-muted);
  background: none; border: none; cursor: pointer; padding: 2px;
}
.sqx-cart-line-remove:hover { color: var(--sqx-danger); }
.sqx-cart-qty { display: flex; align-items: center; border: 1px solid var(--sqx-border-strong); border-radius: 8px; overflow: hidden; }
.sqx-cart-qty button { font-family: inherit; font-size: .86rem; font-weight: 700; cursor: pointer; border: none; background: var(--sqx-surface); color: var(--sqx-text); width: 26px; height: 26px; }
.sqx-cart-qty button:hover { background: var(--sqx-surface-2); }
.sqx-cart-qty span { width: 28px; text-align: center; font-size: .82rem; font-weight: 700; }

.sqx-cart-empty { text-align: center; color: var(--sqx-muted); padding: 40px 10px; }
.sqx-cart-summary { border-top: 1px solid var(--sqx-border); padding-top: 14px; margin-top: 14px; }
.sqx-cart-row { display: flex; align-items: center; justify-content: space-between; font-size: .96rem; margin-bottom: 6px; }
.sqx-cart-hint { font-size: .76rem; color: var(--sqx-muted); margin: 0 0 12px; }

/* ── Phase 6: auth gate, checkout, orders ── */
.sqx-gate { text-align: center; padding: 30px 10px; }
.sqx-gate p { color: var(--sqx-text-2); margin: 0 0 18px; }
.sqx-google-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: inherit; font-size: .88rem; font-weight: 700; cursor: pointer;
  border: 1px solid var(--sqx-border-strong); background: var(--sqx-surface); color: var(--sqx-text);
  padding: 10px 18px; border-radius: 10px; transition: .15s;
}
.sqx-google-btn:hover { border-color: var(--sqx-accent); box-shadow: var(--sqx-shadow-sm); }
.sqx-google-icon { width: 18px; height: 18px; flex-shrink: 0; }

.sqx-section-title { font-size: 1.1rem; font-weight: 800; margin: 0 0 14px; }
.sqx-summary-line { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 0; border-top: 1px solid var(--sqx-border); font-size: .88rem; }
.sqx-summary-line:first-of-type { border-top: none; }
.sqx-summary-totals { margin-top: 6px; padding-top: 10px; border-top: 1px solid var(--sqx-border); }
.sqx-summary-totals .sqx-cart-row { font-size: .9rem; margin-bottom: 4px; }
.sqx-summary-totals .sqx-cart-row.total { font-size: 1.05rem; font-weight: 800; margin-top: 6px; }

.sqx-address-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
.sqx-address-form .sqx-field-full { grid-column: 1 / -1; }
.sqx-field label { display: block; font-size: .72rem; font-weight: 700; color: var(--sqx-text-2); text-transform: uppercase; letter-spacing: .4px; margin-bottom: 5px; }
.sqx-field input {
  width: 100%; font-family: inherit; font-size: .88rem; color: var(--sqx-text); background: var(--sqx-surface);
  border: 1px solid var(--sqx-border-strong); border-radius: 9px; padding: 9px 11px;
}
.sqx-field input:focus { outline: none; border-color: var(--sqx-accent); }

.sqx-msg { font-size: .82rem; margin: 10px 0 0; min-height: 1.1em; }
.sqx-msg.err { color: var(--sqx-danger); }
.sqx-msg.ok { color: var(--sqx-ok); }

.sqx-payment-box { background: var(--sqx-surface-2); border-radius: var(--sqx-radius-sm); padding: 14px 16px; margin: 14px 0; }
.sqx-payment-box h4 { margin: 0 0 8px; font-size: .84rem; font-weight: 800; }
.sqx-payment-box p { margin: 3px 0; font-size: .86rem; color: var(--sqx-text-2); }
.sqx-payment-qr { max-width: 180px; border-radius: var(--sqx-radius-sm); margin: 8px 0; border: 1px solid var(--sqx-border); }

.sqx-pill { display: inline-block; font-size: .72rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; text-transform: capitalize; }
.sqx-pill.pending_payment, .sqx-pill.awaiting_verification { background: var(--sqx-warn-soft); color: var(--sqx-warn); }
.sqx-pill.paid, .sqx-pill.preparing, .sqx-pill.shipped { background: #dbeafe; color: #1d4ed8; }
.sqx-pill.completed { background: var(--sqx-ok-soft); color: var(--sqx-ok); }
.sqx-pill.cancelled, .sqx-pill.refunded { background: var(--sqx-surface-2); color: var(--sqx-muted); }

.sqx-order-row { border: 1px solid var(--sqx-border); border-radius: var(--sqx-radius-sm); margin-bottom: 10px; overflow: hidden; }
.sqx-order-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 14px; cursor: pointer; }
.sqx-order-head:hover { background: var(--sqx-surface-2); }
.sqx-order-head-main { display: flex; flex-direction: column; gap: 3px; }
.sqx-order-no { font-weight: 700; font-size: .88rem; }
.sqx-order-date { font-size: .74rem; color: var(--sqx-muted); }
.sqx-order-total { font-weight: 800; font-size: .9rem; }
.sqx-order-body { padding: 0 14px 14px; border-top: 1px solid var(--sqx-border); }
.sqx-order-item-line { display: flex; justify-content: space-between; font-size: .82rem; padding: 6px 0; color: var(--sqx-text-2); }
.sqx-digital-link { display: block; font-size: .84rem; margin: 4px 0; word-break: break-all; }
.sqx-ref-form { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.sqx-ref-form .sqx-field-full { grid-column: 1 / -1; }
.sqx-orders-empty { text-align: center; color: var(--sqx-muted); padding: 40px 10px; }
.sqx-order-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }

/* ── Phase 7: admin page ── */
.sqx-admin-tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.sqx-admin-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.sqx-admin-panel-head .sqx-section-title { margin: 0; }

.sqx-admin-row {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px;
  border: 1px solid var(--sqx-border); border-radius: var(--sqx-radius-sm); margin-bottom: 10px; background: var(--sqx-surface);
}
.sqx-admin-row.archived { opacity: .55; }
.sqx-admin-row-img {
  width: 48px; height: 48px; border-radius: 8px; background: var(--sqx-surface-2); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; overflow: hidden; font-weight: 800; color: var(--sqx-border-strong);
}
.sqx-admin-row-img img { width: 100%; height: 100%; object-fit: cover; }
.sqx-admin-row-body { flex: 1; min-width: 0; }
.sqx-admin-row-name { font-weight: 700; font-size: .9rem; }
.sqx-admin-row-meta { font-size: .78rem; color: var(--sqx-muted); margin-top: 2px; }
.sqx-admin-row-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; flex-wrap: wrap; }

.sqx-admin-form {
  background: var(--sqx-surface); border: 1px solid var(--sqx-border); border-radius: var(--sqx-radius);
  padding: 20px; margin-bottom: 18px;
}
.sqx-admin-form-title { font-size: .92rem; font-weight: 800; margin: 0 0 4px; }
.sqx-checkbox-label { display: flex; align-items: center; gap: 8px; font-size: .86rem; font-weight: 500; text-transform: none; color: var(--sqx-text); }
.sqx-checkbox-label input { width: auto; }

/* ── Responsive ── */
@media (max-width: 640px) {
  .sqx-main { padding: 16px 14px 50px; }
  .sqx-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
  .sqx-search { max-width: none; }
  .sqx-modal { padding: 20px; max-height: 92vh; }
  .sqx-cart-panel { max-width: 100%; }
  .sqx-address-form, .sqx-ref-form { grid-template-columns: 1fr; }
  .sqx-user-name { max-width: 80px; }
  .sqx-admin-row { flex-wrap: wrap; }
  .sqx-admin-row-actions { width: 100%; justify-content: flex-start; }
}