/* =========================================================
   リスビインデュール高級不動産 - Gradient Modern CSS
   Brand: 洗練された上質さと信頼感・落ち着いたモダン高級感
   ========================================================= */

/* --------------------
   Font Imports
--------------------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;700&family=Noto+Serif+JP:wght@700&display=swap');

:root {
  --color-primary: #2C3E50;
  --color-secondary: #B7B3A9;
  --color-accent: #F8F6F2;
  --color-gradient-start: #2C3E50;
  --color-gradient-mid: #B7B3A9;
  --color-gradient-end: #F8F6F2;
  --color-gradient-accent: #e0d9c7;
  --color-gradient-blue: #4e6a8a;
  --color-gradient-gold: #e6d3a3;
  --color-white: #fff;
  --color-black: #222;
  --color-shadow: rgba(44,62,80,0.08);
  --color-shadow-strong: rgba(44,62,80,0.18);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 6px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --font-display: 'Noto Serif JP', serif;
  --font-body: 'Noto Sans JP', sans-serif;
  --header-height: 72px;
  --z-cookie: 9999;
  --z-mobile-menu: 9998;
}

html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-gradient-end) 0%, var(--color-gradient-accent) 100%);
  min-height: 100vh;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

/* --------------------
   Typography
--------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin-top: 0;
  margin-bottom: 0.7em;
  font-weight: 700;
  letter-spacing: 0.02em;
}
h1 {
  font-size: 2.1rem;
  line-height: 1.2;
}
h2 {
  font-size: 1.5rem;
  line-height: 1.3;
}
h3 {
  font-size: 1.15rem;
  line-height: 1.4;
}
p, ul, ol {
  font-size: 1rem;
  margin-top: 0;
  margin-bottom: 1.1em;
}
ul, ol {
  padding-left: 1.2em;
}
a {
  color: var(--color-gradient-blue);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

/* --------------------
   Layout Containers
--------------------- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: linear-gradient(120deg, var(--color-gradient-end) 60%, var(--color-gradient-gold) 100%);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 24px var(--color-shadow);
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* --------------------
   Header & Navigation
--------------------- */
header {
  background: linear-gradient(90deg, var(--color-gradient-start) 60%, var(--color-gradient-mid) 100%);
  color: var(--color-accent);
  box-shadow: 0 2px 12px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 24px;
}
header img {
  height: 44px;
  width: auto;
  margin-right: 24px;
}
header nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  align-items: center;
}
header nav a {
  color: var(--color-accent);
  font-weight: 500;
  font-size: 1rem;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
header nav a:hover, header nav a:focus {
  color: var(--color-gradient-gold);
  border-bottom: 2px solid var(--color-gradient-gold);
}
.cta-primary {
  background: linear-gradient(90deg, var(--color-gradient-gold) 0%, var(--color-gradient-mid) 100%);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 12px 32px;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px var(--color-shadow);
  border: none;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition), color var(--transition);
  margin-left: 24px;
  display: inline-block;
  text-align: center;
}
.cta-primary:hover, .cta-primary:focus {
  background: linear-gradient(90deg, var(--color-gradient-mid) 0%, var(--color-gradient-gold) 100%);
  color: var(--color-gradient-blue);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}

/* --------------------
   Main Content Layouts
--------------------- */
.feature-grid, .property-gallery, .property-list, .area-highlights, .service-steps, .faq-list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
}
.feature-grid > div, .property-gallery > div, .property-list > div, .area-highlights > div, .service-steps > div, .faq-list > div {
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 24px 20px;
  flex: 1 1 260px;
  min-width: 220px;
  max-width: 100%;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-grid > div:hover, .property-gallery > div:hover, .property-list > div:hover, .area-highlights > div:hover, .service-steps > div:hover, .faq-list > div:hover {
  box-shadow: 0 8px 24px var(--color-shadow-strong);
  transform: translateY(-4px) scale(1.02);
}

.property-gallery img, .property-list img, .area-map img, .address-map img, .google-map img, .testimonial-card img {
  width: 100%;
  max-width: 320px;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 12px;
}

.property-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 24px 20px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.property-card:hover {
  box-shadow: 0 8px 24px var(--color-shadow-strong);
  transform: translateY(-4px) scale(1.02);
}

/* --------------------
   Testimonials
--------------------- */
.testimonial-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: linear-gradient(90deg, var(--color-gradient-end) 80%, var(--color-gradient-gold) 100%);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  margin-bottom: 20px;
  color: var(--color-primary);
  font-size: 1.05rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.testimonial-card img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 2px 8px var(--color-shadow);
  margin-bottom: 0;
}
.testimonial-card p {
  margin: 0 0 0.5em 0;
  color: var(--color-primary);
  font-size: 1.05rem;
}
.testimonial-card span {
  font-size: 0.95rem;
  color: var(--color-gradient-blue);
  font-weight: 700;
}
.testimonial-card > div {
  font-size: 1.2rem;
  color: #e6b800;
  margin-left: auto;
}
.testimonial-card:hover {
  box-shadow: 0 8px 24px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.01);
}

/* --------------------
   Cards & Features
--------------------- */
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  margin-bottom: 20px;
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px var(--color-shadow);
  padding: 24px 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: 0 8px 24px var(--color-shadow-strong);
  transform: translateY(-4px) scale(1.02);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* --------------------
   Search Filters
--------------------- */
.search-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  margin-bottom: 24px;
}
.search-filters label {
  font-weight: 700;
  color: var(--color-primary);
  margin-right: 6px;
}
.search-filters select {
  padding: 6px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-secondary);
  background: var(--color-accent);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-primary);
  transition: border-color var(--transition);
}
.search-filters select:focus {
  border-color: var(--color-gradient-blue);
  outline: none;
}

/* --------------------
   Footer
--------------------- */
footer {
  background: linear-gradient(90deg, var(--color-gradient-mid) 0%, var(--color-gradient-start) 100%);
  color: var(--color-accent);
  padding: 40px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}
footer nav {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-bottom: 10px;
}
footer nav a {
  color: var(--color-accent);
  font-size: 0.98rem;
  transition: color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-gradient-gold);
}
footer p, footer small {
  color: var(--color-accent);
  font-size: 0.95rem;
  margin: 0;
}
footer small {
  opacity: 0.8;
}

/* --------------------
   Responsive Design
--------------------- */
@media (max-width: 1024px) {
  .container {
    max-width: 96vw;
  }
  header .container {
    flex-wrap: wrap;
    gap: 12px;
  }
}
@media (max-width: 900px) {
  .feature-grid > div, .property-gallery > div, .property-list > div, .area-highlights > div, .service-steps > div, .faq-list > div {
    flex: 1 1 100%;
    min-width: 0;
  }
  .search-filters {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
}
@media (max-width: 768px) {
  header .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    min-height: unset;
  }
  header nav {
    display: none;
  }
  .cta-primary {
    margin-left: 0;
    margin-top: 10px;
  }
  .section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .feature-grid, .property-gallery, .property-list, .area-highlights, .service-steps, .faq-list {
    flex-direction: column;
    gap: 18px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
  .testimonial-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px;
  }
  .search-filters {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .card-container, .content-grid {
    flex-direction: column;
    gap: 16px;
  }
  .card {
    padding: 16px 10px;
  }
  .property-card {
    padding: 16px 10px;
  }
  footer .container {
    gap: 10px;
    padding: 0 8px;
  }
  footer nav {
    flex-direction: column;
    gap: 8px;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.3rem;
  }
  h2 {
    font-size: 1.1rem;
  }
  .section {
    padding: 16px 2px;
  }
}

/* --------------------
   Mobile Burger Menu
--------------------- */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: var(--z-mobile-menu);
  background: linear-gradient(90deg, var(--color-gradient-gold) 0%, var(--color-gradient-mid) 100%);
  color: var(--color-primary);
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  font-size: 2rem;
  box-shadow: 0 2px 8px var(--color-shadow);
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
}
.mobile-menu-toggle:active, .mobile-menu-toggle:focus {
  background: linear-gradient(90deg, var(--color-gradient-mid) 0%, var(--color-gradient-gold) 100%);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
  }
}

.mobile-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: linear-gradient(135deg, var(--color-gradient-end) 60%, var(--color-gradient-gold) 100%);
  box-shadow: 0 8px 32px var(--color-shadow-strong);
  z-index: var(--z-mobile-menu);
  transform: translateX(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1), opacity 0.3s;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  align-self: flex-end;
  margin: 24px 24px 0 0;
  background: none;
  border: none;
  font-size: 2.2rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-gradient-blue);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  width: 100%;
  align-items: flex-start;
  padding: 40px 32px;
}
.mobile-nav a {
  font-size: 1.2rem;
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-gradient-blue);
  border-bottom: 2px solid var(--color-gradient-blue);
}

/* --------------------
   Cookie Consent Banner
--------------------- */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100vw;
  background: linear-gradient(90deg, var(--color-gradient-gold) 0%, var(--color-gradient-end) 100%);
  color: var(--color-primary);
  box-shadow: 0 -2px 16px var(--color-shadow-strong);
  z-index: var(--z-cookie);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
  gap: 24px;
  font-size: 1rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  pointer-events: none;
  transform: translateY(100%);
  transition: opacity 0.4s, transform 0.4s;
}
.cookie-banner.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-banner button {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-banner .accept {
  background: linear-gradient(90deg, var(--color-gradient-gold) 0%, var(--color-gradient-mid) 100%);
  color: var(--color-primary);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: linear-gradient(90deg, var(--color-gradient-mid) 0%, var(--color-gradient-gold) 100%);
  color: var(--color-gradient-blue);
}
.cookie-banner .reject {
  background: var(--color-gradient-blue);
  color: var(--color-accent);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--color-primary);
  color: var(--color-gradient-gold);
}
.cookie-banner .settings {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 1px solid var(--color-gradient-blue);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-gradient-blue);
  color: var(--color-accent);
}
@media (max-width: 600px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 8px;
    gap: 12px;
    font-size: 0.98rem;
  }
  .cookie-banner .cookie-actions {
    gap: 8px;
  }
}

/* --------------------
   Cookie Preferences Modal
--------------------- */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  width: 100vw; height: 100vh;
  background: rgba(44,62,80,0.25);
  z-index: calc(var(--z-cookie) + 1);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.cookie-modal-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: linear-gradient(120deg, var(--color-gradient-end) 60%, var(--color-gradient-gold) 100%);
  color: var(--color-primary);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px var(--color-shadow-strong);
  padding: 32px 28px;
  max-width: 420px;
  width: 90vw;
  display: flex;
  flex-direction: column;
  gap: 22px;
  position: relative;
  animation: cookieModalIn 0.4s cubic-bezier(.4,0,.2,1);
}
@keyframes cookieModalIn {
  from { transform: translateY(40px) scale(0.98); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.2rem;
  margin-bottom: 0.5em;
}
.cookie-modal .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.cookie-modal .cookie-category label {
  font-weight: 700;
  color: var(--color-primary);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  width: 22px;
  height: 22px;
  accent-color: var(--color-gradient-blue);
}
.cookie-modal .cookie-category .always-on {
  color: var(--color-gradient-blue);
  font-size: 0.95rem;
  margin-left: 8px;
}
.cookie-modal .cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 14px;
  margin-top: 12px;
}
.cookie-modal .close-modal {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover, .cookie-modal .close-modal:focus {
  color: var(--color-gradient-blue);
}
.cookie-modal button {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px var(--color-shadow);
}
.cookie-modal .accept {
  background: linear-gradient(90deg, var(--color-gradient-gold) 0%, var(--color-gradient-mid) 100%);
  color: var(--color-primary);
}
.cookie-modal .accept:hover, .cookie-modal .accept:focus {
  background: linear-gradient(90deg, var(--color-gradient-mid) 0%, var(--color-gradient-gold) 100%);
  color: var(--color-gradient-blue);
}
.cookie-modal .reject {
  background: var(--color-gradient-blue);
  color: var(--color-accent);
}
.cookie-modal .reject:hover, .cookie-modal .reject:focus {
  background: var(--color-primary);
  color: var(--color-gradient-gold);
}

@media (max-width: 480px) {
  .cookie-modal {
    padding: 18px 6px;
    max-width: 98vw;
  }
}

/* --------------------
   Utility Classes
--------------------- */
.hide {
  display: none !important;
}
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-2 { margin-top: 2px !important; }
.mb-2 { margin-bottom: 2px !important; }
.mt-8 { margin-top: 8px !important; }
.mb-8 { margin-bottom: 8px !important; }

/* --------------------
   Micro-interactions
--------------------- */
button, .cta-primary, .cookie-banner button, .cookie-modal button {
  outline: none;
}
button:focus-visible, .cta-primary:focus-visible, .cookie-banner button:focus-visible, .cookie-modal button:focus-visible {
  box-shadow: 0 0 0 3px var(--color-gradient-blue);
}

/* --------------------
   Prevent Overlapping
--------------------- */
.section, .card, .property-card, .testimonial-card, .feature-grid > div, .property-gallery > div, .property-list > div, .area-highlights > div, .service-steps > div, .faq-list > div {
  margin-bottom: 20px;
}

/* --------------------
   Accessibility
--------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after {
    transition: none !important;
    animation: none !important;
  }
}