/* ============================================
   Mizuho Capital Co., Ltd. - Main Stylesheet
   ============================================ */

/* CSS Variables - Corporate Colors */
:root {
  /* Primary Colors */
  --mizuho-blue: #003B70;
  --mizuho-light-blue: #0066B3;
  --mizuho-sky-blue: #4A90D9;
  
  /* Neutral Colors */
  --white: #FFFFFF;
  --light-gray: #F5F7FA;
  --medium-gray: #E8ECF1;
  --dark-gray: #333333;
  --text-gray: #666666;
  
  /* Functional Colors */
  --success: #28a745;
  --error: #dc3545;
  --warning: #ffc107;
  
  /* Typography */
  --font-primary: 'Noto Sans JP', 'Hiragino Kaku Gothic Pro', 'Meiryo', sans-serif;
  --font-heading: 'Noto Sans JP', 'Hiragino Kaku Gothic Pro', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-max: 1200px;
  --container-padding: 1rem;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

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

a {
  color: var(--mizuho-light-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--mizuho-blue);
}

ul, ol {
  list-style: none;
}

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

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  color: var(--mizuho-blue);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-lg);
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

h4 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

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

.text-white {
  color: var(--white);
}

/* ============================================
   Layout
   ============================================ */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

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

.section-light {
  background-color: var(--light-gray);
}

.section-dark {
  background-color: var(--mizuho-blue);
  color: var(--white);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all var(--transition-normal);
}

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

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--mizuho-blue);
}

.logo-text span {
  display: block;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-gray);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  color: var(--dark-gray);
  font-weight: 500;
  padding: var(--spacing-sm) 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--mizuho-light-blue);
  transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
  color: var(--mizuho-light-blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--mizuho-blue);
  transition: all var(--transition-normal);
}

.mobile-menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--mizuho-blue) 0%, var(--mizuho-light-blue) 100%);
  padding-top: 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('../assets/financial-services.jpg') center/cover no-repeat;
  opacity: 0.15;
}

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

.hero-title {
  font-size: 3rem;
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--spacing-xl);
}

.hero-description {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-xl);
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.btn-primary {
  background-color: var(--mizuho-light-blue);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--mizuho-blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-secondary:hover {
  background-color: var(--white);
  color: var(--mizuho-blue);
}

.btn-outline {
  background-color: transparent;
  color: var(--mizuho-light-blue);
  border: 2px solid var(--mizuho-light-blue);
}

.btn-outline:hover {
  background-color: var(--mizuho-light-blue);
  color: var(--white);
}

/* ============================================
   Cards
   ============================================ */

.card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: var(--spacing-lg);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.card-text {
  color: var(--text-gray);
}

/* ============================================
   Features Grid
   ============================================ */

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.feature-item {
  text-align: center;
  padding: var(--spacing-xl);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-lg);
  background: linear-gradient(135deg, var(--mizuho-light-blue), var(--mizuho-sky-blue));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 40px;
  height: 40px;
  fill: var(--white);
}

.feature-title {
  margin-bottom: var(--spacing-sm);
}

.feature-text {
  color: var(--text-gray);
}

/* ============================================
   Services Grid
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.service-image {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.service-content {
  padding: var(--spacing-xl);
}

.service-title {
  color: var(--mizuho-blue);
  margin-bottom: var(--spacing-md);
}

.service-text {
  color: var(--text-gray);
  margin-bottom: var(--spacing-md);
}

.service-list {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.service-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  color: var(--text-gray);
}

.service-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--mizuho-light-blue);
  font-weight: bold;
}

/* ============================================
   Forms
   ============================================ */

.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--spacing-xl);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--dark-gray);
}

.form-label .required {
  color: var(--error);
  margin-left: var(--spacing-xs);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--medium-gray);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--mizuho-light-blue);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  cursor: pointer;
}

.form-checkbox input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  cursor: pointer;
}

.form-checkbox-text {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.5;
}

.form-checkbox-text a {
  color: var(--mizuho-light-blue);
  text-decoration: underline;
}

.form-submit {
  width: 100%;
  margin-top: var(--spacing-md);
}

.form-note {
  text-align: center;
  margin-top: var(--spacing-md);
  font-size: 0.85rem;
  color: var(--text-gray);
}

/* Form Success/Error States */
.form-message {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.form-message.success {
  background-color: rgba(40, 167, 69, 0.1);
  color: var(--success);
  border: 1px solid var(--success);
}

.form-message.error {
  background-color: rgba(220, 53, 69, 0.1);
  color: var(--error);
  border: 1px solid var(--error);
}

/* ============================================
   Contact Section
   ============================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  margin-top: var(--spacing-xl);
}

.contact-info {
  padding: var(--spacing-xl);
}

.contact-item {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--mizuho-light-blue), var(--mizuho-sky-blue));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--white);
}

.contact-label {
  font-size: 0.85rem;
  color: var(--text-gray);
  margin-bottom: var(--spacing-xs);
}

.contact-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark-gray);
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  height: 400px;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* ============================================
   About Page
   ============================================ */

.about-hero {
  background: linear-gradient(135deg, var(--mizuho-blue) 0%, var(--mizuho-light-blue) 100%);
  padding: 150px 0 80px;
  text-align: center;
}

.about-content {
  padding: var(--spacing-xxl) 0;
}

.mission-box {
  background: linear-gradient(135deg, var(--mizuho-blue), var(--mizuho-light-blue));
  color: var(--white);
  padding: var(--spacing-xxl);
  border-radius: var(--radius-xl);
  text-align: center;
  margin: var(--spacing-xl) 0;
}

.mission-box h3 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.value-item {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--light-gray);
  border-radius: var(--radius-lg);
}

.value-item h4 {
  color: var(--mizuho-blue);
  margin-bottom: var(--spacing-sm);
}

/* ============================================
   Business Model Page
   ============================================ */

.business-model-section {
  padding: var(--spacing-xxl) 0;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.model-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--mizuho-light-blue);
}

.model-card h3 {
  margin-bottom: var(--spacing-md);
}

.model-card ul {
  margin-top: var(--spacing-md);
}

.model-card li {
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  color: var(--text-gray);
}

.model-card li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--mizuho-light-blue);
  font-weight: bold;
}

/* ============================================
   Legal Pages (Privacy, Terms, etc.)
   ============================================ */

.legal-page {
  padding: 120px 0 var(--spacing-xxl);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  margin-bottom: var(--spacing-xl);
}

.legal-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--light-gray);
}

.legal-content h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.legal-content p,
.legal-content ul,
.legal-content ol {
  margin-bottom: var(--spacing-md);
  color: var(--text-gray);
}

.legal-content ul,
.legal-content ol {
  padding-left: var(--spacing-xl);
}

.legal-content ul {
  list-style: disc;
}

.legal-content ol {
  list-style: decimal;
}

.legal-content li {
  margin-bottom: var(--spacing-sm);
}

.legal-content a {
  color: var(--mizuho-light-blue);
}

.last-updated {
  font-size: 0.9rem;
  color: var(--text-gray);
  margin-bottom: var(--spacing-xl);
}

/* Cookie Table */
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-xl);
}

.cookie-table th,
.cookie-table td {
  padding: var(--spacing-md);
  text-align: left;
  border: 1px solid var(--medium-gray);
}

.cookie-table th {
  background-color: var(--light-gray);
  font-weight: 600;
  color: var(--mizuho-blue);
}

.cookie-table td {
  color: var(--text-gray);
}

.cookie-table tr:hover {
  background-color: var(--light-gray);
}

/* ============================================
   Cookie Consent Banner
   ============================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--spacing-lg);
}

.cookie-text {
  margin-bottom: var(--spacing-md);
  color: var(--text-gray);
}

.cookie-text a {
  color: var(--mizuho-light-blue);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.cookie-btn-accept {
  background-color: var(--mizuho-light-blue);
  color: var(--white);
}

.cookie-btn-accept:hover {
  background-color: var(--mizuho-blue);
}

.cookie-btn-necessary {
  background-color: var(--light-gray);
  color: var(--dark-gray);
}

.cookie-btn-necessary:hover {
  background-color: var(--medium-gray);
}

.cookie-btn-settings {
  background-color: transparent;
  color: var(--mizuho-light-blue);
  border: 2px solid var(--mizuho-light-blue);
}

.cookie-btn-settings:hover {
  background-color: var(--mizuho-light-blue);
  color: var(--white);
}

/* Cookie Settings Modal */
.cookie-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.cookie-modal.show {
  display: flex;
}

.cookie-modal-content {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.cookie-modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--medium-gray);
}

.cookie-modal-header h3 {
  margin: 0;
}

.cookie-modal-body {
  padding: var(--spacing-lg);
}

.cookie-category {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--light-gray);
}

.cookie-category:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.cookie-category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.cookie-category-header h4 {
  margin: 0;
}

.cookie-toggle {
  position: relative;
  width: 50px;
  height: 26px;
}

.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--medium-gray);
  transition: var(--transition-fast);
  border-radius: 26px;
}

.cookie-toggle-slider::before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background-color: var(--white);
  transition: var(--transition-fast);
  border-radius: 50%;
}

.cookie-toggle input:checked + .cookie-toggle-slider {
  background-color: var(--mizuho-light-blue);
}

.cookie-toggle input:checked + .cookie-toggle-slider::before {
  transform: translateX(24px);
}

.cookie-toggle input:disabled + .cookie-toggle-slider {
  background-color: var(--mizuho-sky-blue);
  cursor: not-allowed;
}

.cookie-category-text {
  font-size: 0.9rem;
  color: var(--text-gray);
}

.cookie-modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--medium-gray);
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  background-color: var(--mizuho-blue);
  color: var(--white);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

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

.footer-brand {
  padding-right: var(--spacing-xl);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.footer-description {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--spacing-md);
}

.footer-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--white);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-link {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--white);
}

.footer-contact-item {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.7);
}

.footer-bottom {
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-disclaimer {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.footer-copyright {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
}

/* ============================================
   Page Headers
   ============================================ */

.page-header {
  background: linear-gradient(135deg, var(--mizuho-blue) 0%, var(--mizuho-light-blue) 100%);
  padding: 150px 0 80px;
  text-align: center;
}

.page-header h1 {
  color: var(--white);
  margin-bottom: var(--spacing-md);
}

.page-header p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Section Headers
   ============================================ */

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* ============================================
   Accessibility
   ============================================ */

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--mizuho-blue);
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 10001;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 0;
}

/* Focus styles */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--mizuho-light-blue);
  outline-offset: 2px;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================
   Responsive Design
   ============================================ */

/* Tablet */
@media (max-width: 991px) {
  :root {
    --container-padding: 1.5rem;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    padding-right: 0;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile */
@media (max-width: 767px) {
  :root {
    --container-padding: 1rem;
  }
  
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  .hero {
    min-height: auto;
    padding: 120px 0 60px;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  /* Mobile Navigation */
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--white);
    flex-direction: column;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-link {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--light-gray);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links {
    align-items: center;
  }
  
  .footer-contact-item {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .cookie-buttons {
    flex-direction: column;
  }
  
  .cookie-btn {
    width: 100%;
    text-align: center;
  }
  
  .cookie-modal-footer {
    flex-direction: column;
  }
  
  .cookie-modal-footer .btn {
    width: 100%;
  }
  
  .form-container {
    padding: var(--spacing-lg);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .page-header {
    padding: 120px 0 60px;
  }
}

/* Small Mobile */
@media (max-width: 479px) {
  .hero-title {
    font-size: 1.75rem;
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.9rem;
  }
}

/* ============================================
   Utility Classes
   ============================================ */

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

.hidden { display: none; }
.visible { display: block; }

/* ============================================
   Animations
   ============================================ */

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease forwards;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in {
  animation: slideIn 0.6s ease forwards;
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
  .header,
  .footer,
  .cookie-banner,
  .cookie-modal {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
  }
  
  a {
    text-decoration: underline;
  }
  
  .container {
    max-width: 100%;
    padding: 0;
  }
}