/* ════════════════════════════════════════════════════════════
   JRB Trade Rep App — Styles
   Brand: red #c8102e, navy #1a2b4a
   ════════════════════════════════════════════════════════════ */

:root {
  --jrb-red: #c8102e;
  --jrb-red-dark: #a50d26;
  --jrb-navy: #1a2b4a;
  --jrb-navy-dark: #0f1b30;
  --text: #1a1a1a;
  --text-muted: #1a1a1a;
  --border: #e5e7eb;
  --border-strong: #cbd0d8;
  --bg: #f7f7f5;
  --bg-card: #ffffff;
  --bg-subtle: #f3f4f6;
  --stock-ok: #15803d;
  --stock-low: #b45309;
  --stock-out: #991b1b;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 -2px 16px rgba(0,0,0,0.08);
  --radius: 8px;
  --radius-sm: 4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* ── TOP NAV ─────────────────────────────────────────────── */
.topnav {
  background: var(--jrb-red);
  color: #fff;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topnav-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.topnav-logo img {
  height: 34px;
  width: auto;
  display: block;
  background: #fff;
  padding: 2px 6px;
  border-radius: 3px;
}
.topnav-links {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
  list-style: none;
  flex-wrap: wrap;
}
.topnav-links a {
  color: #fff;
  text-decoration: none;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  transition: background 0.15s;
  white-space: nowrap;
}
.topnav-links a:hover { background: rgba(255,255,255,0.15); }
.topnav-links a.active {
  background: var(--jrb-navy);
  color: #fff;
}
.topnav-links a.logout { opacity: 0.85; }
.topnav-links a.logout:hover { opacity: 1; }

/* ── PAGE LAYOUT ─────────────────────────────────────────── */
.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 8rem;  /* extra bottom padding so floating bar doesn't cover content */
}
.page-h1 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--jrb-navy);
  margin-bottom: 0.25rem;
  letter-spacing: -0.01em;
}
.page-sub {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.25rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
}

/* ── GENDER TOGGLE ───────────────────────────────────────── */
.gender-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.gender-btn {
  padding: 1rem 1.25rem;
  background: #fff;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--jrb-navy);
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  letter-spacing: 0.01em;
}
.gender-btn:hover {
  border-color: var(--jrb-red);
  color: var(--jrb-red);
}
.gender-btn.active {
  background: var(--jrb-red);
  border-color: var(--jrb-red);
  color: #fff;
  box-shadow: var(--shadow-md);
}

/* ── SUB-CATEGORY ACCORDION ──────────────────────────────── */
.subcat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.6rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.subcat[open] {
  border-color: var(--jrb-navy);
}

.subcat-summary {
  padding: 0.95rem 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
  user-select: none;
  transition: background 0.15s;
}
.subcat-summary::-webkit-details-marker { display: none; }
.subcat-summary:hover { background: var(--bg-subtle); }

.subcat-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--jrb-navy);
  flex: 1;
}
.subcat-count {
  font-size: 0.82rem;
  color: var(--text-muted);
  background: var(--bg-subtle);
  padding: 0.15rem 0.55rem;
  border-radius: 10px;
  white-space: nowrap;
}
.subcat[open] .subcat-count {
  background: var(--jrb-navy);
  color: #fff;
}
.subcat-chev {
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: transform 0.2s;
}
.subcat[open] .subcat-chev {
  transform: rotate(180deg);
  color: var(--jrb-navy);
}

.subcat-body {
  padding: 0.25rem 1.1rem 1rem;
  border-top: 1px solid var(--border);
}

/* ── PRODUCT ─────────────────────────────────────────────── */
.product {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}
.product:last-child { border-bottom: 0; }

.product-name {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.6rem;
  font-size: 0.98rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.variant-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.variant {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.55rem 0.75rem;
  background: var(--bg-subtle);
  border-radius: var(--radius-sm);
}
.variant-oos {
  opacity: 0.45;
}

.variant-label {
  flex: 1;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.variant-name {
  font-weight: 500;
  font-size: 0.95rem;
}
.variant-stock {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}
.variant-oos .variant-stock {
  color: var(--stock-out);
  font-weight: 600;
}

/* ── STEPPER ─────────────────────────────────────────────── */
.stepper {
  display: inline-flex;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}
.stepper.has-qty {
  border-color: var(--jrb-red);
  background: #fff;
  box-shadow: 0 0 0 2px rgba(200,16,46,0.08);
}
.step-btn {
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--jrb-navy);
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
  font-family: inherit;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.step-btn:hover:not(:disabled) {
  background: var(--jrb-navy);
  color: #fff;
}
.step-btn:disabled {
  color: #c2c7cf;
  cursor: not-allowed;
}
.step-input {
  width: 40px;
  height: 36px;
  border: 0;
  background: transparent;
  text-align: center;
  font-size: 1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--text);
  font-family: inherit;
  outline: none;
  -moz-appearance: textfield;
}
.step-input::-webkit-outer-spin-button,
.step-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.stepper.has-qty .step-input { color: var(--jrb-red); }

/* ── REVIEW BAR (sticky bottom) ──────────────────────────── */
.review-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  border-top: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  padding: 0.75rem 1rem;
  z-index: 40;
}
.review-bar-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.review-summary {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
}
.review-summary #total-items,
.review-summary #total-qty {
  color: var(--jrb-navy);
  font-weight: 700;
}
.btn-review {
  margin-left: auto;
  padding: 0.8rem 1.5rem;
  background: var(--jrb-red);
  color: #fff;
  border: 0;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.02em;
  transition: background 0.15s;
}
.btn-review:hover { background: var(--jrb-red-dark); }
.btn-review:active { transform: translateY(1px); }

/* ── LOGIN ───────────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--bg);
}
.login-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  overflow: hidden;
}
.login-logo {
  padding: 2rem 1.5rem 1rem;
  text-align: center;
}
.login-logo img {
  max-width: 180px;
  width: 100%;
  height: auto;
  display: inline-block;
}
.login-welcome {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--jrb-red);
  text-align: center;
  padding: 0 1.5rem 1.5rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.login-form {
  padding: 0 1.75rem 2rem;
}
.login-form label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.login-form input[type="password"] {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: 1rem;
  font-family: inherit;
  color: var(--text);
  outline: none;
  transition: border-color 0.15s, background 0.15s;
  margin-bottom: 1.25rem;
}
.login-form input[type="password"]:focus {
  border-color: var(--jrb-red);
  background: #fff;
}
.btn-primary {
  display: block;
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--jrb-red);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
  font-family: inherit;
}
.btn-primary:hover { background: var(--jrb-red-dark); }
.btn-primary:active { transform: translateY(1px); }

/* ── ALERT / ERROR ───────────────────────────────────────── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}
.alert-error {
  background: #fdf0ee;
  border-left: 3px solid var(--jrb-red);
  color: var(--jrb-red-dark);
}
.alert-success {
  background: #e8f7ee;
  border-left: 3px solid var(--stock-ok);
  color: #0c5c29;
}
.alert-info {
  background: #eef2fb;
  border-left: 3px solid var(--jrb-navy);
  color: var(--jrb-navy);
}

/* ── UTILITY ─────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.18em 0.55em;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-radius: 3px;
  vertical-align: middle;
}
.badge-warn {
  background: #fef3c7;
  color: var(--stock-low);
}

/* ── MOBILE ──────────────────────────────────────────────── */
@media (max-width: 640px) {
  .topnav {
    padding: 0.65rem 0.85rem;
    gap: 0.5rem;
  }
  .topnav-logo img { height: 28px; }
  .topnav-links a {
    padding: 0.4rem 0.65rem;
    font-size: 0.82rem;
  }
  .page { padding: 1rem 0.85rem 7rem; }
  .page-h1 { font-size: 1.35rem; }
  .login-welcome { font-size: 1.15rem; }

  .subcat-summary { padding: 0.85rem 0.9rem; gap: 0.6rem; }
  .subcat-body { padding: 0.2rem 0.9rem 0.8rem; }
  .subcat-name { font-size: 0.95rem; }

  .variant { gap: 0.6rem; padding: 0.5rem 0.6rem; }
  .variant-name { font-size: 0.9rem; }
  .variant-stock { font-size: 0.9rem; }

  .step-btn { width: 32px; height: 32px; font-size: 1.1rem; }
  .step-input { width: 32px; height: 32px; font-size: 0.95rem; }

  .review-bar { padding: 0.6rem 0.85rem; }
  .btn-review { padding: 0.7rem 1.1rem; font-size: 0.9rem; }
  .review-summary { font-size: 0.85rem; }
}

/* ── REVIEW PAGE ─────────────────────────────────────────── */
.review-form { margin-bottom: 1rem; }

.review-lines-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 0.85rem;
  margin-bottom: 0.25rem;
  border-bottom: 2px solid var(--border);
}
.review-lines-header strong {
  color: var(--jrb-navy);
  font-size: 1.05rem;
}
.review-lines-meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-variant-numeric: tabular-nums;
}

.review-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border);
}
.review-row:last-child { border-bottom: 0; }

.review-row-main {
  flex: 1;
  min-width: 0;
}
.review-row-product {
  font-weight: 600;
  color: var(--text);
  font-size: 0.98rem;
  margin-bottom: 0.15rem;
  word-break: break-word;
}
.review-row-variant {
  font-size: 0.9rem;
  color: var(--jrb-navy);
}
.review-row-stock {
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  font-weight: 400;
}
.review-row-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.btn-remove {
  padding: 0.45rem 0.8rem;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
  font-family: inherit;
}
.btn-remove:hover {
  background: var(--jrb-red);
  color: #fff;
  border-color: var(--jrb-red);
}

.review-section-h {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--jrb-navy);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}
.review-hint {
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.8rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.85rem;
}
.form-label {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.form-label input {
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: 0.95rem;
  color: var(--text);
  font-family: inherit;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  outline: none;
  transition: border-color 0.15s, background 0.15s;
}
.form-label input:focus {
  border-color: var(--jrb-red);
  background: #fff;
}

.review-footer {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.25rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  position: sticky;
  bottom: 0.75rem;
  z-index: 30;
}
.btn-back {
  padding: 0.75rem 1.1rem;
  background: transparent;
  color: var(--jrb-navy);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.12s;
}
.btn-back:hover { background: var(--bg-subtle); }

.btn-primary-wide {
  flex: 1;
  padding: 0.85rem 1.5rem;
  background: var(--jrb-red);
  color: #fff;
  border: 0;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 0.15s;
}
.btn-primary-wide:hover { background: var(--jrb-red-dark); }
.btn-primary-wide:active { transform: translateY(1px); }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .review-row { flex-direction: column; align-items: stretch; gap: 0.6rem; }
  .review-row-actions { justify-content: space-between; }
  .review-footer { padding: 0.85rem; gap: 0.5rem; }
  .btn-back { padding: 0.65rem 0.85rem; font-size: 0.82rem; }
  .btn-primary-wide { padding: 0.75rem 1rem; font-size: 0.88rem; }
}