/*
Theme Name: Windy
Theme URI: 
Author: 
Author URI: 
Description: 有限会社ウィンディのコーポレートサイトテーマ
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: windy
*/

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

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
  color: #333;
  background-color: #ffffff;
}

* {
  font-family: inherit;
}

/* ============================================
   CSS Variables
   ============================================ */

:root {
  --color-text: #333;
  --color-text-light: #666;
  --color-bg: #ffffff;
  --color-bg-light: #fafafa;
  --color-accent: #0066cc;
  --color-border: #e5e5e5;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  --max-width: 1200px;
  --container-padding: 2rem;
  
  --transition: 0.3s ease;
}

/* ============================================
   Header
   ============================================ */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: #ffffff;
  border-bottom: 1px solid var(--color-border);
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo {
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.header-logo-image {
  height: 4rem;
  width: auto;
  max-width: 350px;
  object-fit: contain;
}

.header-logo-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.header-nav {
  display: none;
  gap: 2rem;
  font-size: 0.9rem;
  font-weight: 500;
}

.header-nav.active {
  display: flex;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  flex-direction: column;
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) var(--container-padding);
  gap: var(--spacing-md);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-nav a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
  padding: var(--spacing-xs) 0;
}

.header-nav a:hover {
  color: var(--color-accent);
}

.header-contact-button {
  display: none;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: transparent;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--color-text);
  border-radius: 4px;
  transition: all var(--transition);
}

.header-contact-button:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

.header-menu-button-wrapper {
  display: block;
}

.header-menu-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text);
}

.header-menu-icon {
  width: 1.5rem;
  height: 1.5rem;
}

.header-container {
  position: relative;
}

@media (min-width: 768px) {
  .header-nav {
    display: flex !important;
    position: static;
    flex-direction: row;
    background-color: transparent;
    border-top: none;
    padding: 0;
    box-shadow: none;
    gap: 2rem;
  }
  
  .header-nav.active {
    display: flex !important;
    position: static;
    flex-direction: row;
    background-color: transparent;
    border-top: none;
    padding: 0;
    box-shadow: none;
    gap: 2rem;
  }
  
  .header-nav a {
    padding: 0;
  }
  
  .header-contact-button {
    display: inline-block;
  }
  
  .header-menu-button-wrapper {
    display: none;
  }
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url('./images/top.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--color-bg);
  padding-top: 80px;
  padding-bottom: 4rem;
  position: relative;
}

.hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.6;
  color: #ffffff;
  letter-spacing: 0.02em;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 2.25rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 2.75rem;
  }
}

/* ============================================
   Services Section
   ============================================ */

.services {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

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

.services-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.services-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
}

.title-en {
  color: var(--color-accent);
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  padding: var(--spacing-xl);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  border-color: var(--color-accent);
}

.service-card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card-icon svg {
  width: 100%;
  height: 100%;
}

.service-card-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.service-card-description {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-top: auto;
}

.service-card-link {
  display: inline-block;
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: opacity var(--transition);
}

.service-card-link:hover {
  opacity: 0.7;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   EIA Section
   ============================================ */

.eia {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg-light);
}

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

.eia-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.eia-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
}

.eia-row {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
  align-items: center;
}

.eia-row:last-child {
  margin-bottom: 0;
}

.eia-content {
  flex: 1;
  width: 100%;
}

.eia-image-wrapper {
  flex: 1;
  width: 100%;
  overflow: hidden;
}

.eia-image {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.eia-image-clickable {
  cursor: pointer;
  transition: opacity var(--transition);
}

.eia-image-clickable:hover {
  opacity: 0.8;
}

.eia-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.eia-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.eia-item-list {
  list-style: none;
  margin: var(--spacing-md) 0;
  padding-left: 0;
}

.eia-item {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  padding: var(--spacing-sm) 0;
  padding-left: 1.5rem;
  position: relative;
}

.eia-item::before {
  content: "・";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

@media (min-width: 768px) {
  .eia-row {
    flex-direction: row;
    gap: var(--spacing-xl);
    align-items: flex-start;
  }
  
  .eia-row-reverse {
    flex-direction: row-reverse;
  }
  
  .eia-content {
    width: 50%;
  }
  
  .eia-image-wrapper {
    width: 50%;
  }
}

/* ============================================
   Company Section
   ============================================ */

.company {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg-light);
}

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

.company-content {
  max-width: 800px;
}

.company-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.company-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
}

.company-details {
  margin-top: var(--spacing-xl);
}

.company-details-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.company-details-item {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.company-details-item:last-child {
  border-bottom: none;
}

.company-details-term {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.company-details-definition {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.company-details-definition a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity var(--transition);
}

.company-details-definition a:hover {
  opacity: 0.7;
}

.company-overview {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

.company-overview-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.company-overview-text {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  text-indent: 1em;
}

@media (min-width: 768px) {
  .company-details-item {
    flex-direction: row;
    align-items: baseline;
  }
  
  .company-details-term {
    width: 140px;
    margin-bottom: 0;
  }
}

/* ============================================
   History Section
   ============================================ */

.history {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

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

.history-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.history-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
}

.history-timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 900px;
}

.history-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.history-item:last-child {
  border-bottom: none;
}

.history-date {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
  flex-shrink: 0;
}

.history-content {
  flex: 1;
}

.history-content p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin: 0;
}

@media (min-width: 768px) {
  .history-item {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--spacing-lg);
  }
  
  .history-date {
    width: 140px;
    margin-bottom: 0;
    padding-top: 2px;
  }
  
  .history-content {
    flex: 1;
  }
}

/* ============================================
   News Section
   ============================================ */

.news {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg);
}

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

.news-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-2xl);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.news-item {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.news-item:last-child {
  border-bottom: none;
}

.news-item-date {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-right: var(--spacing-sm);
}

.news-item-category {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-right: var(--spacing-sm);
}

.news-item-title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: var(--spacing-xs);
  line-height: 1.6;
}

.news-item-title a {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

.news-item-title a:hover {
  color: var(--color-accent);
}

.news-link-wrapper {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.news-button {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-xl);
  background-color: transparent;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 400;
  font-size: 0.95rem;
  border: 1px solid var(--color-text);
  transition: all var(--transition);
  cursor: pointer;
}

.news-button:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

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

.contact {
  padding: var(--spacing-3xl) 0;
  background-color: var(--color-bg-light);
}

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

.contact-title {
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.contact-description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-2xl);
}

.contact-form {
  max-width: 700px;
  margin: 0 auto;
}

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

.form-label {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--spacing-xs);
}

.form-required {
  color: #dc2626;
  font-size: 0.85rem;
  margin-left: var(--spacing-xs);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 1rem;
  font-family: inherit;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  transition: border-color var(--transition);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-submit-wrapper {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.form-submit {
  padding: var(--spacing-sm) var(--spacing-xl);
  background-color: var(--color-text);
  color: var(--color-bg);
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid var(--color-text);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.form-submit:hover {
  background-color: transparent;
  color: var(--color-text);
}

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

.footer {
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  background-color: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
}

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

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  display: inline-block;
}

.footer-logo-image {
  height: 3rem;
  width: auto;
  object-fit: contain;
}

.footer-phone {
  display: flex;
  align-items: center;
}

.footer-phone-link {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition);
}

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

.footer-copyright {
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-copyright p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

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

@media (min-width: 768px) {
  .header-nav {
    display: flex;
  }
  
  .header-menu-button-wrapper {
    display: none;
  }
  
  :root {
    --container-padding: 3rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 4rem;
  }
}

/* ============================================
   Image Modal
   ============================================ */

.image-modal {
  display: none;
  position: fixed;
  z-index: 2000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.image-modal-content {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  animation: zoom 0.3s;
}

@keyframes zoom {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.image-modal-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-xl);
  color: #ffffff;
  font-size: 3rem;
  font-weight: 300;
  cursor: pointer;
  line-height: 1;
  transition: opacity var(--transition);
  z-index: 2001;
}

.image-modal-close:hover {
  opacity: 0.7;
}

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

@media print {
  * {
    background: transparent !important;
    color: black !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }
  
  a,
  a:visited {
    text-decoration: underline;
  }
  
  @page {
    margin: 0.5cm;
  }
}