/* ========================================
   10kw.de – Global Stylesheet
   Photovoltaik Ratgeber
   ======================================== */

/* === CSS Variables (Design Tokens) === */
:root {
  /* Colors – Solar/Energy inspired */
  --color-primary: #E8A500;       /* Solar Gold */
  --color-primary-dark: #C48C00;
  --color-primary-light: #FFF3D0;
  --color-secondary: #1B4D6E;     /* Deep Blue (Trust) */
  --color-secondary-dark: #0F3249;
  --color-secondary-light: #2A6F9A;
  --color-accent: #4CAF50;        /* Green (Energy/Eco) */
  --color-accent-dark: #388E3C;
  
  /* Neutrals */
  --color-bg: #FAFAFA;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F5F5F5;
  --color-border: #E0E0E0;
  --color-border-light: #EEEEEE;
  --color-text: #212121;
  --color-text-secondary: #616161;
  --color-text-muted: #9E9E9E;
  --color-text-inverse: #FFFFFF;
  
  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  
  /* Layout */
  --max-width: 1200px;
  --content-width: 800px;
  --sidebar-width: 340px;
  --header-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-secondary-light);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-secondary-dark);
}

h1 { font-size: 2.25rem; margin-bottom: var(--space-lg); }
h2 { font-size: 1.75rem; margin-top: var(--space-2xl); margin-bottom: var(--space-md); }
h3 { font-size: 1.35rem; margin-top: var(--space-xl); margin-bottom: var(--space-sm); }

p { margin-bottom: var(--space-md); }

/* === Layout === */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.content-wrapper {
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: var(--space-2xl);
  align-items: start;
}

.main-content {
  min-width: 0;
}

.sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-lg));
}

/* === Header === */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--color-secondary-dark);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-secondary-dark);
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 0.75rem;
}

.logo-text span {
  color: var(--color-primary);
}

/* Navigation */
.main-nav {
  display: flex;
  gap: var(--space-xs);
}

.main-nav a {
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: all 0.2s;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--color-primary-light);
  color: var(--color-secondary-dark);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: 0.3s;
}

/* === Hero Section === */
.hero {
  background:
    linear-gradient(90deg, rgba(15,50,73,0.92) 0%, rgba(27,77,110,0.82) 48%, rgba(27,77,110,0.46) 100%),
    url('../img/hero-solardach.webp') center/cover no-repeat,
    linear-gradient(135deg, var(--color-secondary-dark) 0%, var(--color-secondary) 50%, var(--color-secondary-light) 100%);
  color: var(--color-text-inverse);
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}

.hero::before,
.hero::after {
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(232,165,0,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(76,175,80,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-block;
  background: rgba(232,165,0,0.2);
  border: 1px solid rgba(232,165,0,0.4);
  color: var(--color-primary);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.hero h1 {
  font-size: 2.75rem;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-secondary-dark);
  box-shadow: 0 2px 8px rgba(232,165,0,0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-secondary-dark);
  box-shadow: 0 4px 16px rgba(232,165,0,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-inverse);
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
  color: var(--color-text-inverse);
}

/* === Quick Stats === */
.quick-stats {
  padding: var(--space-2xl) 0;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
}

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

.stat-card {
  text-align: center;
  padding: var(--space-lg);
}

.stat-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--space-sm);
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-secondary-dark);
}

.stat-value-nowrap {
  display: inline-block;
  white-space: nowrap;
}

.stat-value-price {
  font-size: 1.55rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-xs);
}

/* === Sections === */
.section {
  padding: var(--space-3xl) 0;
}

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

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

.section-header p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

/* === Cards === */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all 0.3s;
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

.card-icon.gold { background: var(--color-primary-light); }
.card-icon.blue { background: #E3F2FD; }
.card-icon.green { background: #E8F5E9; }
.card-icon.purple { background: #F3E5F5; }
.card-icon.orange { background: #FFF3E0; }
.card-icon.teal { background: #E0F7FA; }

.card h3 {
  margin-top: 0;
  font-size: 1.15rem;
}

.card h3 a {
  color: var(--color-secondary-dark);
}

.card h3 a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.card p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.card-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.card-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* === Feature Cards (Larger) === */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  gap: var(--space-lg);
  transition: all 0.3s;
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.feature-number {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--color-primary);
  color: var(--color-secondary-dark);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.15rem;
}

/* === Article List === */
.article-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.article-item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.2s;
}

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

.article-thumb {
  width: 200px;
  height: 130px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-primary-light), #E3F2FD);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.article-image {
  margin: var(--space-xl) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: linear-gradient(135deg, var(--color-primary-light), #E3F2FD);
}

.article-image img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: linear-gradient(135deg, var(--color-primary-light), #DDEEF7);
}

.article-image img[src] {
  min-height: 220px;
}

.article-image figcaption,
.image-credit {
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.82rem;
  background: var(--color-surface);
}

.article-meta {
  display: flex;
  gap: var(--space-md);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.article-tag {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.article-item h3 {
  margin: 0 0 var(--space-xs);
  font-size: 1.1rem;
}

.article-item h3 a {
  color: var(--color-secondary-dark);
}

.article-item p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin: 0;
}

/* === Sidebar Widgets === */
.widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.widget-title {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-secondary-dark);
}

.widget-list {
  list-style: none;
}

.widget-list li {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.widget-list li:last-child {
  border-bottom: none;
}

.widget-list a {
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.widget-cta {
  background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
  color: var(--color-text-inverse);
  text-align: center;
}

.widget-cta .widget-title {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.widget-cta p {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* === Advertising Includes === */
.ad-slot {
  border: 1px dashed rgba(27,77,110,0.35);
  background: repeating-linear-gradient(135deg, #fff, #fff 10px, #F7FAFC 10px, #F7FAFC 20px);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  color: var(--color-text-secondary);
  display: grid;
  gap: 0.15rem;
  margin: var(--space-lg) 0;
}

.ad-label {
  width: fit-content;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ad-slot strong {
  color: var(--color-secondary-dark);
}

.ad-slot small {
  line-height: 1.5;
}

.ad-slot-sidebar {
  min-height: 250px;
  align-content: center;
  text-align: center;
}

.ad-slot-top,
.ad-slot-bottom {
  min-height: 96px;
}

/* === Interactive Enhancements === */
.solar-calculator,
.insight-strip {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-sm);
}

.solar-calculator label {
  display: grid;
  gap: var(--space-xs);
  color: var(--color-secondary-dark);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.solar-calculator input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary);
}

.calculator-result {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.calculator-result div {
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  padding: var(--space-md);
}

.calculator-result span {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.calculator-result strong {
  color: var(--color-secondary-dark);
  font-size: 1.2rem;
}

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

.insight-strip div {
  border-left: 3px solid var(--color-primary);
  padding-left: var(--space-md);
}

.insight-strip strong {
  display: block;
  color: var(--color-secondary-dark);
}

.legal-content {
  max-width: var(--content-width);
  margin: 0 auto;
}

/* === Info Boxes === */
.info-box {
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.info-box h4 {
  color: var(--color-secondary-dark);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.info-box p {
  margin: 0;
  font-size: 0.95rem;
}

.info-box.green {
  background: #E8F5E9;
}

.info-box.blue {
  background: #E3F2FD;
}

/* === Table of Contents === */
.toc {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-xl) 0;
}

.toc h4 {
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  color: var(--color-secondary-dark);
}

.toc ol {
  padding-left: var(--space-lg);
}

.toc li {
  padding: var(--space-xs) 0;
  font-size: 0.9rem;
}

.toc a {
  color: var(--color-text-secondary);
}

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

/* === Data Table === */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-lg) 0;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.data-table th {
  background: var(--color-secondary-dark);
  color: var(--color-text-inverse);
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.95rem;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background: var(--color-surface-alt);
}

/* === FAQ === */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  background: var(--color-surface);
  border: none;
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-secondary-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s;
}

.faq-question:hover {
  background: var(--color-surface-alt);
}

.faq-question::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-primary);
  transition: transform 0.3s;
}

.faq-item.open .faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 var(--space-lg);
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s;
}

.faq-item.open .faq-answer {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  max-height: 500px;
}

/* === Breadcrumbs === */
.breadcrumbs {
  padding: var(--space-md) 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

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

.breadcrumbs span {
  margin: 0 var(--space-sm);
}

/* === Footer === */
.site-footer {
  background: var(--color-secondary-dark);
  color: rgba(255,255,255,0.8);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.7;
  line-height: 1.7;
}

.footer-col h4 {
  color: var(--color-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  padding: var(--space-xs) 0;
}

.footer-col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

.footer-bottom a {
  color: rgba(255,255,255,0.7);
}

/* === Responsive === */
@media (max-width: 1024px) {
  .content-wrapper {
    grid-template-columns: 1fr;
  }
  
  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }
  
  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }
  
  .hero { padding: var(--space-2xl) 0; }
  .hero h1 { font-size: 2rem; }
  
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-md);
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.open {
    display: flex;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .article-item {
    flex-direction: column;
  }
  
  .article-thumb {
    width: 100%;
    height: 160px;
  }
  
  .sidebar {
    grid-template-columns: 1fr;
  }

  .calculator-result,
  .insight-strip {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .btn {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }
  
  .hero h1 {
    font-size: 1.6rem;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
  }
  
  .stat-value {
    font-size: 1.3rem;
  }

  .stat-value-price {
    font-size: 1.05rem;
  }
}