/* ==========================================================================
   ALACOMPUTERS — Sonic Red / Deep Crimson Monochromatic Audio Boutique Theme
   Zanderio-Compliant | Mobile-First | Zero External Clutter
   ========================================================================== */

:root {
  /* Sonic Red & Deep Crimson Monochromatic Palette */
  --crimson-950: #180404;
  --crimson-900: #2D0606;
  --crimson-800: #4A0808;
  --crimson-700: #7F1D1D;
  --crimson-600: #991B1B;
  --crimson-500: #B91C1C;
  --crimson-400: #DC2626;
  --crimson-300: #EF4444;
  --crimson-200: #FECACA;
  --crimson-100: #FEE2E2;
  --crimson-50:  #FEF2F2;
  --surface-white: #FFFFFF;
  --surface-ivory: #FFFBFB;
  --surface-tint:  #FDF4F4;
  --border-crimson: #F5D0D0;
  --border-strong:  #E5A3A3;
  --text-primary:   #1C0505;
  --text-secondary: #5C1919;
  --text-muted:     #823333;
  --shadow-sm: 0 2px 8px rgba(153, 27, 27, 0.07);
  --shadow-md: 0 8px 24px rgba(153, 27, 27, 0.11);
  --shadow-lg: 0 16px 40px rgba(127, 29, 29, 0.16);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--surface-ivory);
  color: var(--text-primary);
  line-height: 1.55;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg {
  max-width: 100%;
  display: block;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ==========================================================================
   TOP ANNOUNCEMENT BAR (EMAIL-ONLY VERIFIED CONTACT)
   ========================================================================== */
.top-bar {
  background: linear-gradient(90deg, var(--crimson-950) 0%, var(--crimson-700) 50%, var(--crimson-950) 100%);
  color: var(--surface-white);
  font-size: 0.8125rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(254, 202, 202, 0.18);
}

.top-bar-inner {
  display: flex;
   flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.top-bar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-size: 0.74rem;
  color: var(--crimson-100);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--crimson-300);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.3);
}

.top-bar-email {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--surface-white);
  background: rgba(255, 255, 255, 0.1);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(254, 202, 202, 0.28);
  transition: var(--transition);
}

.top-bar-email:hover {
  background: var(--crimson-500);
  border-color: var(--crimson-200);
}

/* ==========================================================================
   STICKY HEADER (MOBILE-FIRST FLAWLESS NAVIGATION)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 251, 251, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--crimson-100);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 12px;
}

/* Audio-Inspired Brand Logo */
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--crimson-500) 0%, var(--crimson-800) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--surface-white);
  box-shadow: 0 4px 12px rgba(185, 28, 28, 0.32);
  flex-shrink: 0;
}

.brand-text-wrap {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1.05;
  color: var(--crimson-900);
}

.brand-name span {
  color: var(--crimson-500);
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Desktop Navigation */
.desktop-nav {
  display: none;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 13px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--crimson-600);
  background-color: var(--crimson-50);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-email-pill {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--crimson-700);
  background: var(--crimson-50);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.header-email-pill:hover {
  background: var(--crimson-100);
  border-color: var(--crimson-400);
}

.cart-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--crimson-500) 0%, var(--crimson-700) 100%);
  color: var(--surface-white);
  padding: 8px 13px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(185, 28, 28, 0.25);
  transition: var(--transition);
}

.cart-btn:hover {
  background: linear-gradient(135deg, var(--crimson-400) 0%, var(--crimson-600) 100%);
  transform: translateY(-1px);
}

.cart-count-badge {
  background: var(--surface-white);
  color: var(--crimson-700);
  font-size: 0.75rem;
  font-weight: 800;
  min-width: 21px;
  height: 21px;
  padding: 0 6px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mobile-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-crimson);
  background: var(--crimson-50);
  color: var(--crimson-800);
  transition: var(--transition);
}

.mobile-menu-btn:hover {
  background: var(--crimson-100);
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  display: none;
  background: var(--surface-white);
  border-bottom: 2px solid var(--crimson-200);
  padding: 14px 16px 18px;
  box-shadow: var(--shadow-md);
}

.mobile-nav-drawer.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 12px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--crimson-900);
  background: var(--surface-tint);
  border: 1px solid var(--crimson-100);
}

.mobile-nav-link:hover {
  background: var(--crimson-100);
  color: var(--crimson-600);
}

.mobile-email-box {
  margin-top: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--crimson-900) 0%, var(--crimson-700) 100%);
  color: var(--surface-white);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-email-box span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--crimson-200);
  font-weight: 700;
}

.mobile-email-box a {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--surface-white);
  word-break: break-all;
}

/* ==========================================================================
   COMPACT TEXT-BASED INTRODUCTION (INTRO-FIRST MANDATE — NO MASSIVE BANNER)
   ========================================================================== */
.intro-section {
  background: linear-gradient(180deg, var(--crimson-50) 0%, var(--surface-ivory) 100%);
  border-bottom: 1px solid var(--border-crimson);
  padding: 24px 0 20px;
}

.intro-card {
  background: var(--surface-white);
  border: 1px solid var(--border-crimson);
  border-left: 5px solid var(--crimson-500);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intro-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--crimson-600);
}

.intro-heading {
  font-size: clamp(1.25rem, 2.8vw, 1.75rem);
  font-weight: 900;
  color: var(--crimson-950);
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.intro-heading span {
  color: var(--crimson-500);
}

.intro-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 880px;
  line-height: 1.6;
}

.intro-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--border-crimson);
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.intro-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.intro-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--crimson-50);
  color: var(--crimson-700);
  border: 1px solid var(--crimson-200);
  font-size: 0.76rem;
  font-weight: 700;
}

/* ==========================================================================
   EXCLUSIVE 6-ITEM AUDIO GEAR CATALOG (UNIFORM NORMAL IMAGE SIZES)
   ========================================================================== */
.catalog-section {
  padding: 28px 0 44px;
}

.section-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.section-title-group h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--crimson-950);
  letter-spacing: -0.01em;
}

.section-title-group p {
  font-size: 0.84rem;
  color: var(--text-muted);
}

.filter-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.filter-btn {
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--crimson-800);
  background: var(--surface-white);
  border: 1px solid var(--border-crimson);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--crimson-600);
  color: var(--surface-white);
  border-color: var(--crimson-600);
}

/* Product Grid — 1 col mobile, 2 col tablet, 3 col desktop */
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.product-card {
  background: var(--surface-white);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--crimson-400);
}

/* Strictly Normal, Uniformly Cropped Image Container */
.product-image-wrap {
  position: relative;
  width: 100%;
  height: 195px;
  background: var(--surface-tint);
  overflow: hidden;
  border-bottom: 1px solid var(--crimson-100);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.35s ease;
}

.product-card:hover .product-img {
  transform: scale(1.04);
}

.product-category-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(24, 4, 4, 0.84);
  color: var(--surface-white);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 9px;
  border-radius: 6px;
  border: 1px solid rgba(254, 202, 202, 0.25);
}

.product-stock-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--crimson-600);
  color: var(--surface-white);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
}

.product-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

.product-sku {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.product-title {
  font-size: 1.02rem;
  font-weight: 800;
  color: var(--crimson-950);
  line-height: 1.35;
}

.product-specs {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.product-specs li {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--crimson-50);
  border: 1px solid var(--crimson-100);
  padding: 3px 8px;
  border-radius: 6px;
}

.product-footer {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--crimson-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.price-block {
  display: flex;
  flex-direction: column;
}

.price-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 700;
}

.price-value {
  font-size: 1.18rem;
  font-weight: 900;
  color: var(--crimson-600);
  letter-spacing: -0.01em;
}

.card-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-details {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-crimson);
  background: var(--crimson-50);
  color: var(--crimson-800);
  font-size: 0.78rem;
  font-weight: 700;
  transition: var(--transition);
}

.btn-details:hover {
  background: var(--crimson-100);
  border-color: var(--crimson-400);
}

.btn-add-cart {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--crimson-500) 0%, var(--crimson-700) 100%);
  color: var(--surface-white);
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 3px 10px rgba(185, 28, 28, 0.22);
  transition: var(--transition);
}

.btn-add-cart:hover {
  background: linear-gradient(135deg, var(--crimson-400) 0%, var(--crimson-600) 100%);
  transform: translateY(-1px);
}

/* ==========================================================================
   ACOUSTIC QUALITY & AUTHENTICITY SECTION
   ========================================================================== */
.standards-section {
  padding: 36px 0;
  background: linear-gradient(180deg, var(--crimson-950) 0%, var(--crimson-800) 100%);
  color: var(--surface-white);
  border-top: 2px solid var(--crimson-600);
  border-bottom: 2px solid var(--crimson-600);
}

.standards-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 24px;
}

.standards-header h2 {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--surface-white);
  margin-bottom: 6px;
}

.standards-header p {
  font-size: 0.88rem;
  color: var(--crimson-200);
}

.standards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.standard-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(254, 202, 202, 0.2);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.standard-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: var(--crimson-500);
  color: var(--surface-white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.standard-card h3 {
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--surface-white);
}

.standard-card p {
  font-size: 0.82rem;
  color: var(--crimson-100);
  line-height: 1.5;
}

/* ==========================================================================
   ORDER STATUS LOOKUP & EMAIL SUPPORT SECTION (WORKING FORMS)
   ========================================================================== */
.support-section {
  padding: 40px 0;
  background: var(--surface-ivory);
}

.support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.form-panel {
  background: var(--surface-white);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-md);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

.form-panel-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--crimson-100);
}

.form-panel-header h3 {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--crimson-900);
}

.form-panel-header p {
  font-size: 0.84rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--crimson-900);
  margin-bottom: 5px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 10px 12px;
  font-size: 0.9rem;
  background: var(--surface-ivory);
  border: 1px solid var(--border-crimson);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--crimson-500);
  background: var(--surface-white);
  box-shadow: 0 0 0 3px rgba(185, 28, 28, 0.12);
}

.form-textarea {
  min-height: 92px;
  resize: vertical;
}

.btn-submit-primary {
  width: 100%;
  padding: 11px 16px;
  background: linear-gradient(135deg, var(--crimson-500) 0%, var(--crimson-700) 100%);
  color: var(--surface-white);
  font-weight: 800;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(185, 28, 28, 0.25);
  transition: var(--transition);
}

.btn-submit-primary:hover {
  background: linear-gradient(135deg, var(--crimson-400) 0%, var(--crimson-600) 100%);
}

.form-feedback {
  display: none;
  margin-top: 12px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--crimson-50);
  border: 1px solid var(--crimson-300);
  color: var(--crimson-900);
  font-size: 0.84rem;
  font-weight: 600;
}

.form-feedback.visible {
  display: block;
}

/* ==========================================================================
   FLAWLESS MOBILE-FIRST FOOTER (EMAIL ONLY, VERIFIED EMAIL-ONLY CHANNEL)
   ========================================================================== */
.site-footer {
  margin-top: auto;
  background: var(--crimson-950);
  color: var(--crimson-100);
  border-top: 4px solid var(--crimson-500);
  padding: 36px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(254, 202, 202, 0.16);
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--surface-white);
  margin-bottom: 12px;
}

.footer-col p {
  font-size: 0.85rem;
  color: var(--crimson-200);
  line-height: 1.6;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links button,
.footer-links a {
  font-size: 0.85rem;
  color: var(--crimson-200);
  text-align: left;
  transition: var(--transition);
}

.footer-links button:hover,
.footer-links a:hover {
  color: var(--surface-white);
  text-decoration: underline;
}

.footer-email-card {
  margin-top: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(185, 28, 28, 0.25);
  border: 1px solid rgba(254, 202, 202, 0.28);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.footer-email-card span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--crimson-200);
  font-weight: 700;
}

.footer-email-card a {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--surface-white);
  word-break: break-all;
}

.footer-bottom {
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--crimson-200);
}

/* ==========================================================================
   MODALS & DRAWERS (CART, CHECKOUT, QUICK VIEW, POLICIES)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(24, 4, 4, 0.72);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 14px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-dialog {
  background: var(--surface-white);
  border: 2px solid var(--crimson-200);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 16px 20px;
  background: linear-gradient(90deg, var(--crimson-900) 0%, var(--crimson-700) 100%);
  color: var(--surface-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  position: sticky;
  top: 0;
  z-index: 5;
}

.modal-header h3 {
  font-size: 1.05rem;
  font-weight: 800;
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.16);
  color: var(--surface-white);
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.modal-close-btn:hover {
  background: var(--crimson-500);
}

.modal-body {
  padding: 20px;
}

/* Cart Items List */
.cart-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--crimson-100);
}

.cart-item-info {
  flex: 1;
}

.cart-item-title {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--crimson-950);
}

.cart-item-price {
  font-size: 0.82rem;
  color: var(--crimson-600);
  font-weight: 700;
}

.qty-controls {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--crimson-50);
  border: 1px solid var(--crimson-200);
  border-radius: 6px;
  padding: 2px 6px;
}

.qty-btn {
  width: 24px;
  height: 24px;
  font-weight: 800;
  color: var(--crimson-800);
}

.cart-summary-box {
  margin-top: 16px;
  padding: 14px;
  background: var(--crimson-50);
  border: 1px solid var(--crimson-200);
  border-radius: var(--radius-sm);
}

.summary-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.summary-line.total {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--crimson-900);
  border-top: 1px solid var(--crimson-200);
  padding-top: 8px;
  margin-top: 6px;
  margin-bottom: 0;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 18px;
  right: 18px;
  left: 18px;
  max-width: 360px;
  margin-left: auto;
  background: var(--crimson-900);
  color: var(--surface-white);
  border-left: 4px solid var(--crimson-400);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 300;
  transform: translateY(140%);
  transition: transform 0.28s ease;
}

.toast-notification.show {
  transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (TABLET & DESKTOP ENHANCEMENTS)
   ========================================================================== */
@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-image-wrap {
    height: 205px;
  }
  .standards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .desktop-nav {
    display: flex;
  }
  .header-email-pill {
    display: inline-flex;
  }
  .mobile-menu-btn {
    display: none;
  }
  .mobile-nav-drawer {
    display: none !important;
  }
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }
  .product-image-wrap {
    height: 215px;
  }
  .standards-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .support-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  }
  .footer-bottom {
    flex-direction: row;
  }
}