/* 最強サンプル不動産 - Custom Styles */

/* ===================================
   変数定義
   =================================== */
:root {
  --color-navy: #1a2332;
  --color-gold: #d4af37;
  --color-gold-dark: #b8941f;
  --color-light-gray: #f5f7fa;
  --color-warm-gray: #e8e6e3;
  --color-dark-gray: #333333;
  --color-white: #ffffff;
  
  --font-primary: 'Noto Sans JP', sans-serif;
  --font-secondary: 'Roboto', sans-serif;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
  
  --transition-base: all 0.3s ease;
}

/* ===================================
   グローバルスタイル
   =================================== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

.font-roboto {
  font-family: var(--font-secondary);
}

/* ===================================
   ヘッダー
   =================================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
}

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

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 3px;
  background: var(--color-navy);
  transition: var(--transition-base);
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .desktop-nav {
    display: none;
  }
}

/* モバイルメニュー */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background: var(--color-white);
  box-shadow: var(--shadow-lg);
  transition: right 0.3s ease;
  z-index: 2000;
  overflow-y: auto;
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 1999;
}

.mobile-menu.active ~ .mobile-menu-overlay {
  opacity: 1;
  pointer-events: all;
}

/* ===================================
   ヒーローセクション
   =================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-navy) 0%, #2c3e50 100%);
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?q=80&w=2070');
  background-size: cover;
  background-position: center;
  opacity: 0.3;
  transform: translateZ(0);
}

.hero-content {
  position: relative;
  z-index: 10;
}

/* パララックス効果 */
@media (min-width: 768px) {
  .hero-bg {
    transform: translateY(var(--parallax-y, 0));
  }
}

/* ===================================
   ボタン
   =================================== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition-base);
  cursor: pointer;
  border: none;
  font-size: 16px;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--color-gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-navy);
}

.btn-lg {
  padding: 18px 48px;
  font-size: 18px;
}

/* パルスアニメーション */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.btn-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* ===================================
   カード
   =================================== */
.card {
  background: var(--color-white);
  border-radius: 12px;
  padding: 32px;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  height: 100%;
}

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

.card-image {
  overflow: hidden;
  border-radius: 8px;
  margin-bottom: 20px;
}

.card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

/* ===================================
   アニメーション
   =================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* フェードイン遅延 */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }

/* ===================================
   タブ（横スライド対応）
   =================================== */
.tabs {
  display: flex;
  gap: 12px;
  border-bottom: 2px solid var(--color-warm-gray);
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.tab-button {
  padding: 12px 24px;
  background: transparent;
  border: none;
  color: var(--color-dark-gray);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  transition: var(--transition-base);
}

.tab-button::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--color-gold);
  transition: width 0.3s ease;
}

.tab-button:hover {
  color: var(--color-gold);
}

.tab-button.active {
  color: var(--color-gold);
}

.tab-button.active::after {
  width: 100%;
}

/* タブコンテンツコンテナ */
.tab-contents-wrapper {
  position: relative;
  overflow: hidden;
}

/* タブコンテンツ（横スライド） */
.tab-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateX(100%);
  transition: opacity 0.5s ease, transform 0.5s ease;
  pointer-events: none;
}

.tab-content.active {
  position: relative;
  opacity: 1;
  transform: translateX(0);
  pointer-events: all;
}

/* 左から来るアニメーション */
.tab-content.slide-from-left {
  transform: translateX(-100%);
}

.tab-content.slide-from-left.active {
  transform: translateX(0);
}

/* 右から来るアニメーション */
.tab-content.slide-from-right {
  transform: translateX(100%);
}

.tab-content.slide-from-right.active {
  transform: translateX(0);
}

/* ===================================
   アコーディオン
   =================================== */
.accordion-button {
  width: 100%;
  padding: 20px 24px;
  background: var(--color-white);
  border: 2px solid var(--color-warm-gray);
  border-radius: 8px;
  text-align: left;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: var(--transition-base);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.accordion-button:hover {
  border-color: var(--color-gold);
  background: var(--color-light-gray);
}

.accordion-button.active {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.accordion-button::after {
  content: '+';
  font-size: 24px;
  font-weight: 300;
  transition: transform 0.3s ease;
}

.accordion-button.active::after {
  content: '−';
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 24px;
  background: var(--color-light-gray);
  border-radius: 0 0 8px 8px;
  margin-top: -12px;
  margin-bottom: 12px;
}

.accordion-content p {
  padding: 20px 0;
}

/* ===================================
   バッジ・アイコン
   =================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(212, 175, 55, 0.1);
  color: var(--color-gold-dark);
  border-radius: 20px;
  font-weight: 600;
  font-size: 14px;
}

.icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-white);
  border-radius: 50%;
  font-size: 24px;
  margin-bottom: 16px;
}

/* ===================================
   フォーム
   =================================== */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-dark-gray);
}

.form-input,
.form-select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-warm-gray);
  border-radius: 8px;
  font-size: 16px;
  transition: var(--transition-base);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-input[type="range"] {
  padding: 0;
}

/* ===================================
   統計・数字
   =================================== */
.stat-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-gold);
  font-family: var(--font-secondary);
  line-height: 1;
  margin-bottom: 8px;
}

@media (max-width: 768px) {
  .stat-number {
    font-size: 36px;
  }
}

/* ===================================
   レビュー・評価
   =================================== */
.stars {
  color: var(--color-gold);
  font-size: 20px;
  margin-bottom: 12px;
}

.review-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

/* ===================================
   ユーティリティ
   =================================== */
.section {
  padding: 120px 0;
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* スクロールバーのスタイル */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gold);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold-dark);
}

/* ===================================
   レスポンシブ調整
   =================================== */
@media (max-width: 768px) {
  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }
  
  .btn-lg {
    padding: 14px 32px;
    font-size: 16px;
  }
  
  .card {
    padding: 24px;
  }
  
  h1 {
    font-size: 32px !important;
  }
  
  h2 {
    font-size: 28px !important;
  }
  
  h3 {
    font-size: 20px !important;
  }
}

/* ===================================
   プリントスタイル
   =================================== */
@media print {
  header,
  footer,
  .no-print {
    display: none;
  }
}