/* ============================================
   PetPark V2 - Design System & Styles
   Based on DESIGN_GUIDE.md (pethroom.com)
   ============================================ */

/* ----- 1. Design Tokens (CSS Custom Properties) ----- */
:root {
  /* Colors */
  --color-primary: #FF6B35;
  --color-primary-hover: #E85A25;
  --color-primary-light: #FFF5F0;
  --color-black: #000000;
  --color-text: #333333;
  --color-text-light: #999999;
  --color-border: #EEEEEE;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F5F5F5;
  --color-gold: #FFD700;
  --color-success: #00AA00;
  --color-error: #FF0000;

  /* Typography */
  --font-family: 'Noto Sans KR', Arial, sans-serif;
  --font-size-display: 48px;
  --font-size-h1: 32px;
  --font-size-h2: 24px;
  --font-size-h3: 20px;
  --font-size-body-lg: 18px;
  --font-size-body: 16px;
  --font-size-body-sm: 14px;
  --font-size-caption: 12px;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 40px;
  --space-xl: 60px;
  --space-xxl: 80px;

  /* Layout */
  --max-width: 1200px;
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ----- 2. Reset & Base ----- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-body);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input {
  font-family: inherit;
  border: none;
  outline: none;
}

/* ----- 3. Layout ----- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: var(--space-xxl) 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* ----- 4. Components ----- */

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-size: var(--font-size-h1);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: var(--space-xs);
  letter-spacing: -0.5px;
}

.section-subtitle {
  font-size: var(--font-size-body);
  color: var(--color-text-light);
  font-weight: 400;
}

.section-footer {
  text-align: center;
  margin-top: var(--space-lg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-body-sm);
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 14px 32px;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: #fff;
  color: var(--color-text);
  border: 1px solid #ddd;
  padding: 12px 28px;
}

.btn-secondary:hover {
  border-color: var(--color-text);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: none;
  padding: 8px 16px;
  text-decoration: underline;
  font-size: var(--font-size-body-sm);
}

.btn-white {
  background: #fff;
  color: var(--color-primary);
  border: none;
  padding: 14px 32px;
  font-weight: 700;
}

.btn-white:hover {
  background: #f0f0f0;
}

/* Badge */
.badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-primary);
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-caption);
  font-weight: 700;
  z-index: 1;
}

.badge-new {
  background: #4CAF50;
}

.badge-sale {
  background: #E91E63;
}

/* Product Card */
.product-card {
  background: #fff;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-image {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image svg {
  width: 60px;
  height: 60px;
  opacity: 0.5;
  transition: transform 0.4s ease;
}

.product-card:hover .product-image svg {
  transform: scale(1.1);
}

.product-info {
  padding: var(--space-sm);
}

.product-name {
  font-size: var(--font-size-body);
  font-weight: 600;
  color: var(--color-black);
  margin-bottom: 4px;
}

.product-desc {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.price-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.original-price {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
  text-decoration: line-through;
}

.discount-rate {
  font-size: var(--font-size-body);
  font-weight: 700;
  color: var(--color-primary);
}

.sale-price {
  font-size: var(--font-size-body-lg);
  font-weight: 700;
  color: var(--color-black);
}

.vip-price {
  margin-top: var(--space-xs);
  padding: 8px 12px;
  background: var(--color-primary-light);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  gap: 6px;
}

.vip-badge {
  background: var(--color-primary);
  color: #fff;
  padding: 2px 6px;
  border-radius: 2px;
  font-size: 11px;
  font-weight: 700;
}

.vip-amount {
  font-size: var(--font-size-body);
  font-weight: 700;
  color: var(--color-primary);
}

/* Review Card */
.review-card {
  background: #fff;
  padding: var(--space-md);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  min-width: 300px;
  flex-shrink: 0;
}

.rating {
  display: flex;
  gap: 2px;
}

.star {
  font-size: 16px;
  color: #ddd;
}

.star.filled {
  color: var(--color-gold);
}

.review-text {
  font-size: 15px;
  color: var(--color-text);
  line-height: 1.6;
  margin: var(--space-sm) 0;
}

.reviewer-name {
  font-size: 13px;
  color: var(--color-text-light);
}

/* ----- 5. Sections ----- */

/* 5.1 Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  height: 60px;
  transition: box-shadow var(--transition-base);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 60px;
  gap: var(--space-md);
}

.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.search-bar {
  flex: 1;
  max-width: 400px;
}

.search-bar input {
  width: 100%;
  padding: 10px 16px;
  border: 1px solid var(--color-border);
  border-radius: 30px;
  font-size: var(--font-size-body-sm);
  background: var(--color-bg-alt);
  transition: border-color var(--transition-base);
}

.search-bar input:focus {
  border-color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  white-space: nowrap;
}

.header-actions a {
  font-size: var(--font-size-body-sm);
  color: var(--color-text);
  transition: color var(--transition-base);
}

.header-actions a:hover {
  color: var(--color-primary);
}

.cart-link {
  position: relative;
}

.cart-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  background: var(--color-primary);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-base);
}

/* 5.2 Event Banner Strip */
.event-strip {
  display: flex;
  background: #333;
  height: 40px;
  overflow: hidden;
}

.strip-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #aaa;
  font-size: 13px;
  white-space: nowrap;
  transition: all var(--transition-base);
}

.strip-item:hover {
  color: #fff;
}

.strip-item.active {
  color: #fff;
  background: var(--color-primary);
}

.strip-item strong {
  font-weight: 700;
  margin-left: 4px;
}

/* 5.3 Top Navigation */
.top-nav {
  border-bottom: 1px solid var(--color-border);
  background: #fff;
}

.top-nav-list {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
}

.top-nav-list li a {
  display: block;
  padding: 16px 0;
  font-size: var(--font-size-body-sm);
  font-weight: 600;
  color: var(--color-text);
  position: relative;
  letter-spacing: 0.5px;
}

.top-nav-list li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.top-nav-list li a:hover::after {
  transform: scaleX(1);
}

/* 5.4 Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #FFF5F0 0%, #FFE0CC 40%, #FF6B35 100%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-xxl) 0;
}

.hero-kicker {
  font-size: var(--font-size-body-sm);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.hero-title {
  font-size: var(--font-size-display);
  font-weight: 700;
  color: var(--color-black);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.hero-desc {
  font-size: var(--font-size-body-lg);
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  line-height: 1.6;
}

/* 5.5 Awards */
.awards {
  padding: var(--space-xl) 0;
  background: var(--color-bg-alt);
}

.awards-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.award-item {
  text-align: center;
}

.award-icon {
  font-size: 40px;
  color: var(--color-gold);
  margin-bottom: var(--space-xs);
}

.award-item p {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
  font-weight: 500;
}

/* 5.6 VIP Introduction */
.vip-intro {
  padding: var(--space-xxl) 0;
}

.vip-intro-inner {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.vip-intro-image {
  flex: 1;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #FFF5F0, #FFE0CC);
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.vip-intro-image svg {
  width: 100px;
  height: 100px;
  opacity: 0.4;
}

.vip-intro-content {
  flex: 1;
}

.vip-intro-content .section-title {
  text-align: left;
  margin-bottom: var(--space-sm);
}

.vip-intro-content p {
  font-size: var(--font-size-body-lg);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.vip-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.vip-feature-tag {
  padding: 8px 16px;
  background: var(--color-primary-light);
  border-radius: 20px;
  font-size: var(--font-size-body-sm);
  color: var(--color-primary);
  font-weight: 600;
}

/* 5.7 Reviews - Testimonials Columns */
.reviews-section {
  padding: var(--space-xxl) 0 0;
  background: var(--color-bg-alt);
}

.testimonials-wrapper {
  position: relative;
  overflow: hidden;
  height: 620px;
  margin-top: var(--space-lg);
}

.testimonials-fade {
  position: absolute;
  left: 0;
  right: 0;
  z-index: 2;
  pointer-events: none;
  height: 120px;
}

.testimonials-fade-top {
  top: 0;
  background: linear-gradient(to bottom, var(--color-bg-alt) 0%, transparent 100%);
}

.testimonials-fade-bottom {
  bottom: 0;
  background: linear-gradient(to top, var(--color-bg-alt) 0%, transparent 100%);
}

.testimonials-columns {
  display: flex;
  gap: 16px;
  padding: 0 var(--space-md);
  max-width: var(--max-width);
  margin: 0 auto;
  height: 100%;
}

.testimonials-col {
  flex: 1;
  overflow: hidden;
}

.testimonials-col-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation-duration: 28s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

.col-up .testimonials-col-inner {
  animation-name: scrollUp;
}

.col-down .testimonials-col-inner {
  animation-name: scrollDown;
  animation-duration: 32s;
}

.testimonials-wrapper:hover .testimonials-col-inner {
  animation-play-state: paused;
}

@keyframes scrollUp {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}

@keyframes scrollDown {
  0%   { transform: translateY(-50%); }
  100% { transform: translateY(0); }
}

.reviews-section .review-card {
  min-width: unset;
  width: 100%;
}

/* 5.8 VIP Benefits */
.vip-benefits {
  padding: var(--space-xxl) 0;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.benefit-item {
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--border-radius-md);
  background: #fff;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.benefit-item:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.benefit-icon {
  font-size: 36px;
  margin-bottom: var(--space-sm);
}

.benefit-item h3 {
  font-size: var(--font-size-body);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 4px;
}

.benefit-item p {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
}

/* 5.9 Product Sections (Best, New, Curation) */
.product-section {
  padding: var(--space-xxl) 0;
}

.product-section:nth-child(even) {
  background: var(--color-bg-alt);
}

/* 5.10 Friends App */
.friends-app {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-alt);
}

.friends-inner {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.friends-content {
  flex: 1;
}

.friends-content .section-title {
  text-align: left;
  margin-bottom: var(--space-sm);
}

.friends-content p {
  font-size: var(--font-size-body-lg);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.app-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.app-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-body);
}

.app-feature-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.phone-mockup {
  flex: 0 0 280px;
  height: 500px;
  background: #fff;
  border-radius: 30px;
  border: 3px solid #333;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  overflow: hidden;
}

.phone-notch {
  width: 120px;
  height: 24px;
  background: #333;
  border-radius: 12px;
  margin: 0 auto;
}

.phone-screen {
  flex: 1;
  background: var(--color-bg-alt);
  border-radius: var(--border-radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-sm);
}

.phone-block {
  border-radius: var(--border-radius-sm);
  flex: 1;
}

/* 5.11 IoT Products */
.iot-section {
  padding: var(--space-xxl) 0;
}

.iot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.iot-card {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.iot-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.iot-image {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.iot-image svg {
  width: 60px;
  height: 60px;
  opacity: 0.4;
}

.iot-info {
  padding: var(--space-md);
}

.iot-info h3 {
  font-size: var(--font-size-h3);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.iot-info p {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* 5.12 CSR Section */
.csr-section {
  padding: var(--space-xxl) 0;
  background: var(--color-bg-alt);
}

.csr-inner {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.csr-image {
  flex: 1;
  aspect-ratio: 4 / 3;
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.csr-image svg {
  width: 80px;
  height: 80px;
  opacity: 0.4;
}

.csr-content {
  flex: 1;
}

.csr-content .section-title {
  text-align: left;
  margin-bottom: var(--space-sm);
}

.csr-content p {
  font-size: var(--font-size-body-lg);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

/* 5.13 Community */
.community-section {
  padding: var(--space-xxl) 0;
}

.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.community-card {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.community-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.community-thumb {
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.community-thumb svg {
  width: 40px;
  height: 40px;
  opacity: 0.3;
}

.community-info {
  padding: var(--space-sm);
}

.community-info h3 {
  font-size: var(--font-size-body);
  font-weight: 600;
  margin-bottom: 4px;
}

.community-info p {
  font-size: var(--font-size-body-sm);
  color: var(--color-text-light);
}

.community-date {
  font-size: var(--font-size-caption);
  color: #ccc;
  margin-top: var(--space-xs);
}

/* 5.14 Footer */
.site-footer {
  background: #222;
  color: #aaa;
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-grid h4 {
  font-size: var(--font-size-body);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-sm);
}

.footer-grid p,
.footer-grid a {
  font-size: var(--font-size-body-sm);
  color: #aaa;
  line-height: 2;
  display: block;
}

.footer-grid a:hover {
  color: #fff;
}

.footer-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.footer-bottom {
  border-top: 1px solid #444;
  padding-top: var(--space-md);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-caption);
  color: #666;
}

/* SNS Links */
.sns-links {
  display: flex;
  gap: var(--space-sm);
}

.sns-link {
  padding: 6px 14px;
  border-radius: 20px;
  background: #444;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-caption);
  color: #aaa;
  transition: background var(--transition-base);
  white-space: nowrap;
}

.sns-link:hover {
  background: var(--color-primary);
  color: #fff;
}

/* ----- 6. Animations ----- */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ----- 7. Mobile Navigation Overlay ----- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: #fff;
  z-index: 200;
  padding: var(--space-xl) var(--space-md);
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
  transition: right var(--transition-base);
}

.mobile-nav.open {
  right: 0;
}

.mobile-nav-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 24px;
  color: var(--color-text);
}

.mobile-nav a {
  display: block;
  padding: 14px 0;
  font-size: var(--font-size-body-lg);
  font-weight: 600;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav a:hover {
  color: var(--color-primary);
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 150;
}

body.menu-open .mobile-nav {
  display: block;
  right: 0;
}

body.menu-open .overlay {
  display: block;
}

/* ----- 8. Responsive ----- */

/* Tablet */
@media (max-width: 1199px) {
  :root {
    --font-size-display: 36px;
    --font-size-h1: 28px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .iot-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .community-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .vip-intro-inner,
  .friends-inner,
  .csr-inner {
    gap: var(--space-lg);
  }

  .top-nav-list {
    gap: var(--space-lg);
  }
}

/* Mobile */
@media (max-width: 767px) {
  :root {
    --font-size-display: 28px;
    --font-size-h1: 24px;
    --font-size-h2: 20px;
    --space-xxl: 50px;
    --space-xl: 40px;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  .iot-grid {
    grid-template-columns: 1fr;
  }

  .community-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  /* Header */
  .search-bar {
    display: none;
  }

  .header-actions a:not(.cart-link) {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  /* Event strip */
  .event-strip .strip-item {
    display: none;
  }

  .event-strip .strip-item.active {
    display: flex;
    flex: 1;
  }

  /* Top nav */
  .top-nav {
    display: none;
  }

  /* Hero */
  .hero {
    min-height: 60vh;
  }

  .hero-content {
    padding: var(--space-xl) 0;
  }

  /* Split layouts - stack */
  .vip-intro-inner,
  .friends-inner,
  .csr-inner {
    flex-direction: column;
  }

  .phone-mockup {
    flex: 0 0 auto;
    width: 220px;
    height: 400px;
  }

  /* Testimonials Columns */
  .testimonials-wrapper {
    height: 500px;
  }

  .testimonials-columns {
    gap: 10px;
  }

  .col-down {
    display: none;
  }
}