/* ====================================
   北見の街の電気屋さん - メインCSS
   個人向けメイン + レスポンシブ対応
==================================== */

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    font-size: 16px;
}

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

/* ====================================
   Color Variables (街の電気屋さん)
==================================== */
:root {
    --primary-blue: #4A90E2;        /* 温かいブルー - 信頼性 */
    --primary-orange: #FF8C42;      /* やさしいオレンジ - 親しみやすさ */
    --bg-cream: #FFF8F0;            /* クリーム色 - 温かみ */
    --text-dark: #333333;           /* ダークグレー */
    --text-light: #666666;          /* ライトグレー */
    --emergency-red: #E74C3C;       /* 緊急時の赤 */
    --success-green: #27AE60;       /* 成功の緑 */
    --border-light: #E5E5E5;        /* ボーダー */
}

/* ====================================
   Header
==================================== */
/* ====================================
   Header - One Line Layout
==================================== */
.header {
    background-color: var(--bg-cream);
    padding: 12px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: nowrap;
}

/* Logo */
.logo {
    flex-shrink: 0;
}

.logo h1 {
    color: var(--primary-blue);
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    white-space: nowrap;
}

.logo i {
    color: var(--primary-orange);
    margin-right: 8px;
}

/* Header Navigation */
.header-nav {
    flex-grow: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 25px;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap;
}

.nav-list a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-size: 15px;
}

.nav-list a:hover {
    background-color: var(--primary-blue);
    color: white;
}

/* Header Contact */
.header-contact {
    flex-shrink: 0;
}

.header-contact .phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 600;
    padding: 8px 16px;
    background-color: white;
    border-radius: 25px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.header-contact .phone-link:hover {
    background-color: var(--primary-orange);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.header-contact .phone-link i {
    color: var(--primary-orange);
    font-size: 16px;
}

.header-contact .phone-link:hover i {
    color: white;
}

.header-contact .phone-link span {
    font-size: 16px;
    font-weight: 700;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-blue);
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

/* Mobile Menu */
.mobile-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: white;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.mobile-nav-list {
    list-style: none;
    margin: 0;
    padding: 20px 0;
}

.mobile-nav-list li {
    text-align: center;
    border-bottom: 1px solid #eee;
}

.mobile-nav-list a {
    display: block;
    padding: 15px 20px;
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
}

.mobile-nav-list a:hover {
    background-color: var(--bg-cream);
}

/* ====================================
   Hero Section
==================================== */
/* Hero Slideshow Styles */
.hero-slideshow {
    position: relative;
    height: 70vh;
    min-height: 600px;
    overflow: hidden;
    margin-top: 60px; /* Account for fixed header */
}

.slideshow-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.slide.active {
    opacity: 1;
    z-index: 2;
}

.slide-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.slide-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(74, 144, 226, 0.8) 0%,
        rgba(255, 140, 66, 0.6) 100%
    );
    z-index: 2;
}

.slide-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    z-index: 3;
}

.slide-text {
    color: white;
    max-width: 600px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.slide-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: slideInLeft 1s ease-out;
}

.slide-subtitle {
    font-size: 24px;
    margin-bottom: 15px;
    opacity: 0.9;
    animation: slideInLeft 1s ease-out 0.2s both;
}

.slide-message {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 30px;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    border-left: 4px solid #fff;
    backdrop-filter: blur(10px);
    animation: slideInLeft 1s ease-out 0.4s both;
}

.slide-cta {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    animation: slideInLeft 1s ease-out 0.6s both;
}

.slide-btn {
    padding: 15px 30px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.slide-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* Outline button in hero slideshow */
.btn-outline.slide-btn {
    background-color: rgba(255, 255, 255, 0.95);
    color: var(--primary-blue);
    border: 2px solid white;
}

.btn-outline.slide-btn:hover {
    background-color: white;
    color: var(--primary-blue);
    border: 2px solid white;
}

/* Slide Navigation */
.slide-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 15px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 4;
    backdrop-filter: blur(10px);
}

.slide-nav:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.slide-prev {
    left: 30px;
}

.slide-next {
    right: 30px;
}

/* Slide Indicators */
.slide-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 4;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.5);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active,
.indicator:hover {
    background: white;
    border-color: white;
}

/* Hero Trust Section */
.hero-trust-section {
    background: var(--bg-cream);
    padding: 40px 0;
}

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ====================================
   Service Categories Grid - Simplified
==================================== */
.service-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

/* Service Category Card */
.service-category-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.service-category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* Category Header with Image */
.category-header {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.category-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-category-card:hover .category-image {
    transform: scale(1.05);
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.9) 0%, rgba(255, 140, 66, 0.8) 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    text-align: center;
}

.category-icon {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.9;
}

.category-overlay h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.category-overlay p {
    font-size: 14px;
    opacity: 0.9;
    margin: 0;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* Service List */
.service-list {
    padding: 25px;
}

.service-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.2s ease;
}

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

.service-item:hover {
    background-color: #f8f9fa;
    border-radius: 6px;
    padding-left: 10px;
    padding-right: 10px;
}

.service-item i {
    font-size: 18px;
    color: var(--primary-orange);
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

.service-item span {
    flex-grow: 1;
    font-weight: 500;
    color: var(--text-dark);
}

.service-item .price {
    font-weight: 600;
    color: var(--primary-blue);
    font-size: 14px;
    white-space: nowrap;
}

/* Category CTA */
.category-cta {
    padding: 20px 25px;
    background: #f8f9fa;
    text-align: center;
}

.btn-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #365a8a 100%);
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-category:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4);
}

.btn-category.emergency {
    background: linear-gradient(135deg, var(--emergency-red) 0%, #c0392b 100%);
    animation: pulse-emergency 2s infinite;
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.btn-category.emergency:hover {
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.5);
}

@keyframes pulse-emergency {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

/* Business Banner Card */
.business-banner {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    min-height: 150px;
}

.business-content {
    display: flex;
    align-items: center;
    padding: 30px;
    gap: 25px;
}

.business-icon {
    font-size: 48px;
    color: var(--primary-orange);
    flex-shrink: 0;
}

.business-info {
    flex-grow: 1;
}

.business-info h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 8px;
    color: white;
}

.business-info p {
    margin: 0 0 15px 0;
    opacity: 0.9;
    font-size: 14px;
}

.business-services {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.business-services span {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.business-cta {
    flex-shrink: 0;
}

.btn-business {
    background: var(--primary-orange);
    color: white;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-business:hover {
    background: #e67e22;
    transform: translateY(-2px);
}

/* Category-specific overlays */
.basic .category-overlay {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #365a8a 100%);
}

.lighting .category-overlay {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
}

.security .category-overlay {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
}

.ev-eco .category-overlay {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
}

.emergency .category-overlay {
    background: linear-gradient(135deg, var(--emergency-red) 0%, #c0392b 100%);
    animation: pulse-glow-emergency 3s ease-in-out infinite alternate;
}

@keyframes pulse-glow-emergency {
    0% { box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.1); }
    100% { box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.3); }
}

/* Air Conditioning Category Styles */
.aircon .category-overlay {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
}

.btn-category.aircon {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    border: 2px solid #3498db;
}

.btn-category.aircon:hover {
    background: linear-gradient(135deg, #2980b9 0%, #21618c 100%);
    border-color: #2980b9;
}

/* Antenna Category Styles */
.antenna .category-overlay {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

.btn-category.antenna {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
    border: 2px solid #9b59b6;
}

.btn-category.antenna:hover {
    background: linear-gradient(135deg, #8e44ad 0%, #7d3c98 100%);
    border-color: #8e44ad;
}

/* EV Charging Category Styles */
.ev-charging .category-overlay {
    background: linear-gradient(135deg, #1abc9c 0%, #16a085 100%);
}

.btn-category.ev-charging {
    background: linear-gradient(135deg, #1abc9c 0%, #16a085 100%);
    border: 2px solid #1abc9c;
}

.btn-category.ev-charging:hover {
    background: linear-gradient(135deg, #16a085 0%, #138d75 100%);
    border-color: #16a085;
}

/* Eco Equipment Category Styles */
.eco-equipment .category-overlay {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
}

.btn-category.eco-equipment {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
    border: 2px solid #27ae60;
}

.btn-category.eco-equipment:hover {
    background: linear-gradient(135deg, #229954 0%, #1e8449 100%);
    border-color: #229954;
}

/* ====================================
   Service Detail Sections
==================================== */
.service-detail {
    padding: 80px 0;
    background: #f8f9fa;
}

.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-detail-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.3s ease;
}

.service-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.service-image-container {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.service-detail-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-detail-card:hover .service-detail-image {
    transform: scale(1.05);
}

.service-badge-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary-orange);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-detail-content {
    padding: 25px;
}

.service-detail-content h3 {
    font-size: 22px;
    color: var(--primary-blue);
    margin-bottom: 10px;
    font-weight: 600;
}

.price-range {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 15px;
}

.service-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-features h4 {
    font-size: 16px;
    color: var(--primary-blue);
    margin-bottom: 10px;
    font-weight: 600;
}

.service-features ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.service-features li {
    padding: 5px 0;
    color: var(--text-dark);
    position: relative;
    padding-left: 20px;
}

.service-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: bold;
}

.service-specs {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
}

.spec-label {
    color: var(--text-light);
    font-size: 14px;
}

.spec-value {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 14px;
}

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

.btn-service-call {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, var(--primary-orange) 0%, #e67e22 100%);
    color: white;
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 140, 66, 0.3);
}

.btn-service-call:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 140, 66, 0.4);
}

.service-category-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
    border: 2px solid transparent;
}

.service-category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* Category-specific colors */
.basic-electric:hover {
    border-color: var(--primary-blue);
}

.led-lighting:hover {
    border-color: #f39c12;
}

.security:hover {
    border-color: #e74c3c;
}

.ev-eco:hover {
    border-color: #27ae60;
}

.category-header {
    padding: 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, var(--bg-cream) 100%);
    display: flex;
    align-items: center;
    gap: 20px;
    border-bottom: 1px solid #eee;
}

.category-icon-large {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.basic-electric .category-icon-large {
    background: linear-gradient(135deg, var(--primary-blue), #365a8a);
}

.led-lighting .category-icon-large {
    background: linear-gradient(135deg, #f39c12, #e67e22);
}

.security .category-icon-large {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.ev-eco .category-icon-large {
    background: linear-gradient(135deg, #27ae60, #229954);
}

.category-icon-large i {
    font-size: 30px;
    color: white;
}

.category-info h3 {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 5px;
}

.category-desc {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

.services-showcase {
    padding: 0;
}

.service-item {
    display: flex;
    align-items: center;
    padding: 20px 30px;
    border-bottom: 1px solid #f0f0f0;
    transition: background-color 0.3s ease;
    position: relative;
}

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

.service-item:hover {
    background-color: #f8f9fa;
}

.service-item.featured {
    background: linear-gradient(135deg, #fff9e6 0%, #fff3d3 100%);
}

.service-icon-mini {
    width: 40px;
    height: 40px;
    background: var(--bg-cream);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    flex-shrink: 0;
}

.service-icon-mini i {
    font-size: 18px;
    color: var(--primary-orange);
}

.service-content-mini {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.service-content-mini h4 {
    font-size: 16px;
    color: var(--primary-blue);
    margin: 0;
    font-weight: 600;
}

.price-tag {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-orange);
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-badge {
    background: var(--primary-orange);
    color: white;
}

.service-badge.eco {
    background: #27ae60;
    color: white;
}

.service-badge.security {
    background: #e74c3c;
    color: white;
}

.service-badge.new {
    background: #9b59b6;
    color: white;
}

.service-note {
    font-size: 12px;
    color: var(--text-light);
    background: #f8f9fa;
    padding: 2px 8px;
    border-radius: 8px;
    display: inline-block;
}

.category-cta {
    padding: 25px 30px;
    text-align: center;
    background: #f8f9fa;
}

.btn-category {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--primary-blue);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 14px;
}

.btn-category:hover {
    background: var(--primary-orange);
    transform: translateY(-2px);
}

.btn-category::after {
    content: "\f061";
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    margin-left: 5px;
    transition: transform 0.3s ease;
}

.btn-category:hover::after {
    transform: translateX(3px);
}

/* ====================================
   Enhanced Statistics Section
==================================== */
.category-stats {
    display: flex;
    justify-content: space-between;
    padding: 20px 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid #dee2e6;
}

.stat-item {
    text-align: center;
    flex: 1;
    position: relative;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -1px;
    top: 10px;
    bottom: 10px;
    width: 1px;
    background: #dee2e6;
}

.stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 2px;
    display: block;
}

.stat-label {
    font-size: 11px;
    color: var(--text-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-icon {
    font-size: 20px;
    color: var(--primary-orange);
    margin-bottom: 5px;
}

.urgent .stat-icon {
    color: var(--emergency-red);
    animation: pulse 1.5s infinite;
}

.eco-highlight .stat-icon {
    color: var(--success-green);
}

.security-highlight .stat-icon {
    color: #e74c3c;
}

.future-highlight .stat-icon {
    color: #9b59b6;
}

/* ====================================
   Seasonal Badges
==================================== */
.seasonal-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.seasonal-badge.hokkaido {
    background: linear-gradient(135deg, #3498db, #2980b9);
    color: white;
}

.seasonal-badge.eco {
    background: linear-gradient(135deg, #27ae60, #229954);
    color: white;
}

.seasonal-badge.security {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: white;
}

.seasonal-badge.future {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
}

/* ====================================
   Enhanced Service Items
==================================== */
.service-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin: 8px 0 5px 0;
}

.service-badge.popular {
    background: linear-gradient(135deg, #ff6b6b, #ee5a52);
    color: white;
    animation: glow 2s ease-in-out infinite alternate;
}

.service-badge.winter {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
    color: white;
}

.service-badge.same-day {
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
}

.service-badge.winter-special {
    background: linear-gradient(135deg, #a29bfe, #6c5ce7);
    color: white;
}

.service-badge.quick {
    background: linear-gradient(135deg, #fd79a8, #e84393);
    color: white;
}

.service-badge.dimmer {
    background: linear-gradient(135deg, #fdcb6e, #e17055);
    color: white;
}

.service-badge.ai {
    background: linear-gradient(135deg, #6c5ce7, #a29bfe);
    color: white;
}

.service-badge.night {
    background: linear-gradient(135deg, #2d3436, #636e72);
    color: white;
}

.service-badge.weather {
    background: linear-gradient(135deg, #00cec9, #00b894);
    color: white;
}

.service-badge.subsidy {
    background: linear-gradient(135deg, #e17055, #d63031);
    color: white;
}

.service-badge.cold {
    background: linear-gradient(135deg, #74b9ff, #0984e3);
    color: white;
}

.service-badge.clean {
    background: linear-gradient(135deg, #00b894, #00a085);
    color: white;
}

/* Enhanced Service Notes */
.service-note.quick {
    background: linear-gradient(135deg, #fff5f5, #fed7d7);
    color: #c53030;
    border: 1px solid #feb2b2;
}

.service-note.stylish {
    background: linear-gradient(135deg, #f7fafc, #edf2f7);
    color: #4a5568;
    border: 1px solid #cbd5e0;
}

.service-note.security {
    background: linear-gradient(135deg, #fff5f5, #fed7d7);
    color: #c53030;
    border: 1px solid #feb2b2;
}

.service-note.hd {
    background: linear-gradient(135deg, #ebf8ff, #bee3f8);
    color: #2c5282;
    border: 1px solid #90cdf4;
}

.service-note.broadcast {
    background: linear-gradient(135deg, #f0fff4, #c6f6d5);
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.service-note.eco {
    background: linear-gradient(135deg, #f0fff4, #c6f6d5);
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.service-note.power {
    background: linear-gradient(135deg, #fffbeb, #fef5e7);
    color: #c05621;
    border: 1px solid #fbb371;
}

.service-note.safety {
    background: linear-gradient(135deg, #f0fff4, #c6f6d5);
    color: #22543d;
    border: 1px solid #9ae6b4;
}

/* ====================================
   Popularity Bars & Progress Indicators
==================================== */
.popularity-bar {
    width: 100%;
    height: 4px;
    background: #e2e8f0;
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
}

.popularity-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-orange), #ff6b35);
    border-radius: 2px;
    width: 0;
    transition: width 1.5s ease-out;
    animation: shimmer 2s infinite;
}

.eco-bar .popularity-fill {
    background: linear-gradient(90deg, #27ae60, #2ecc71);
}

.security-bar .popularity-fill {
    background: linear-gradient(90deg, #e74c3c, #c0392b);
}

.future-bar .popularity-fill {
    background: linear-gradient(90deg, #9b59b6, #8e44ad);
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ====================================
   Animated Elements
==================================== */
.pulse-icon {
    animation: pulse-glow 2s ease-in-out infinite;
}

.pulse-icon.eco i {
    color: var(--success-green) !important;
}

.pulse-icon.security i {
    color: #e74c3c !important;
}

.pulse-icon.future i {
    color: #9b59b6 !important;
}

@keyframes pulse-glow {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 5px rgba(255, 140, 66, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 20px rgba(255, 140, 66, 0.6);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes glow {
    0% { box-shadow: 0 0 5px rgba(255, 107, 107, 0.5); }
    100% { box-shadow: 0 0 20px rgba(255, 107, 107, 0.8), 0 0 30px rgba(255, 107, 107, 0.6); }
}

/* Animated Price Tags */
.animated-price {
    position: relative;
    overflow: hidden;
}

.animated-price.consultation {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    animation: gradient-shift 3s ease-in-out infinite;
}

.animated-price.consultation.future {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* ====================================
   Feature Display Elements
==================================== */
.eco-savings {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--success-green);
    font-weight: 600;
    margin: 5px 0;
    padding: 3px 8px;
    background: rgba(39, 174, 96, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.security-features {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: #e74c3c;
    font-weight: 600;
    margin: 5px 0;
    padding: 3px 8px;
    background: rgba(231, 76, 60, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.ev-features {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: #9b59b6;
    font-weight: 600;
    margin: 5px 0;
    padding: 3px 8px;
    background: rgba(155, 89, 182, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(155, 89, 182, 0.2);
}

/* ====================================
   Enhanced CTA Buttons
==================================== */
.category-cta.enhanced {
    padding: 25px 30px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-top: 1px solid #dee2e6;
}

.btn-category.premium {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #365a8a 100%);
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.btn-category.premium:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.4);
}

.btn-category.premium.eco {
    background: linear-gradient(135deg, #27ae60 0%, #229954 100%);
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

.btn-category.premium.eco:hover {
    box-shadow: 0 8px 25px rgba(39, 174, 96, 0.4);
}

.btn-category.premium.security {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.btn-category.premium.security:hover {
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.4);
}

.btn-category.premium.future {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
    box-shadow: 0 4px 15px rgba(155, 89, 182, 0.3);
}

.btn-category.premium.future:hover {
    box-shadow: 0 8px 25px rgba(155, 89, 182, 0.4);
}

.btn-category.premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-category.premium:hover::before {
    left: 100%;
}

.cta-note {
    font-size: 11px;
    color: var(--text-light);
    text-align: center;
    margin-top: 12px;
    font-weight: 500;
    line-height: 1.4;
}

.cta-note.eco {
    color: var(--success-green);
}

.cta-note.security {
    color: #e74c3c;
}

.cta-note.future {
    color: #9b59b6;
}

/* ====================================
   Detailed Services
==================================== */
.detailed-services {
    padding: 80px 0;
    background: #f8f9fa;
}

.led-bg {
    background: linear-gradient(135deg, #f8f9fa 0%, var(--bg-cream) 100%);
}

.service-details {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.service-details p {
    font-size: 14px;
    color: var(--text-light);
    margin: 5px 0;
}

/* ====================================
   Areas Section
==================================== */
.areas-section {
    padding: 80px 0;
    background: white;
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.area-card {
    background: var(--bg-cream);
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-orange);
}

.area-card h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 20px;
}

.area-card h3 i {
    color: var(--primary-orange);
    margin-right: 10px;
}

.area-card ul {
    list-style: none;
    padding: 0;
}

.area-card li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    color: var(--text-dark);
}

.area-card li:last-child {
    border-bottom: none;
}

/* ====================================
   Service Area
==================================== */
.service-area {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.area-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 50px;
}

.area-map iframe {
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.area-list {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.area-list-title {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.area-list-title i {
    color: var(--accent-orange);
}

.area-primary {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 2px solid #e9ecef;
}

.area-primary h4 {
    font-size: 20px;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.area-note {
    color: #6c757d;
    font-size: 14px;
}

.area-secondary {
    margin-bottom: 30px;
}

.area-secondary h4 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.area-towns {
    list-style: none;
    padding: 0;
    margin: 0 0 15px 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.area-towns li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
    color: var(--text-dark);
}

.area-towns li i {
    color: var(--success-green);
    font-size: 14px;
}

.area-note-secondary {
    color: #6c757d;
    font-size: 13px;
    font-style: italic;
}

.area-other {
    margin-bottom: 30px;
    padding: 15px;
    background-color: #e7f3ff;
    border-radius: 8px;
}

.area-other p {
    margin: 0;
    color: var(--primary-blue);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.area-other i {
    color: var(--accent-orange);
}

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

.area-cta .btn {
    width: 100%;
    justify-content: center;
}

/* ====================================
   Why Choose Us
==================================== */
.why-choose {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #365a8a 100%);
    color: white;
}

.why-choose .section-title {
    color: white;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.reason-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
}

.reason-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.reason-icon i {
    font-size: 30px;
    color: white;
}

.reason-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.reason-card p {
    line-height: 1.6;
    opacity: 0.9;
}

/* Simple 4-box grid layout for Why Choose Us */
.reasons-grid-simple {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 6-box grid layout (2x3) for Why Choose Us */
.reasons-grid-6box {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 50px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* 3x2 grid layout (3 rows x 2 columns) for Why Choose Us */
.reasons-grid-3x2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(3, 1fr);
    gap: 25px;
    margin-top: 50px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.reason-box {
    background: rgba(255, 255, 255, 0.15);
    padding: 35px 30px;
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.reason-box:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.2);
}

.reason-icon-circle {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #ff8334 0%, #e6732e 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 4px 15px rgba(255, 131, 52, 0.3);
}

.reason-icon-circle i {
    font-size: 28px;
    color: white;
}

.reason-box h3 {
    font-size: 18px;
    margin: 0 0 15px 0;
    font-weight: 600;
    line-height: 1.4;
}

.reason-box p {
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
    opacity: 0.9;
}

/* ====================================
   お困りごと別セクション
==================================== */
.troubles-by-situation {
    padding: 80px 0;
    background: #f8f9fa;
}

.troubles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.trouble-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border-left: 4px solid #ddd;
    position: relative;
}

.trouble-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.trouble-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: #f1f2f6;
}

.trouble-icon i {
    font-size: 28px;
    color: #666;
}

.trouble-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--text-dark);
    line-height: 1.3;
}

.trouble-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
    font-size: 14px;
}

.trouble-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.trouble-tags .tag {
    background: #e9ecef;
    color: #495057;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.btn-trouble {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    text-align: center;
    width: 100%;
}

/* 緊急対応カード */
.trouble-card.urgent {
    border-left-color: var(--emergency-red);
}

.trouble-card.urgent .trouble-icon {
    background: rgba(231, 76, 60, 0.1);
}

.trouble-card.urgent .trouble-icon i {
    color: var(--emergency-red);
}

.btn-trouble.urgent {
    background: var(--emergency-red);
    color: white;
}

.btn-trouble.urgent:hover {
    background: #c0392b;
}

/* 基本工事カード */
.trouble-card.basic {
    border-left-color: var(--primary-blue);
}

.trouble-card.basic .trouble-icon {
    background: rgba(52, 152, 219, 0.1);
}

.trouble-card.basic .trouble-icon i {
    color: var(--primary-blue);
}

.btn-trouble.basic {
    background: var(--primary-blue);
    color: white;
}

.btn-trouble.basic:hover {
    background: #2980b9;
}

/* エアコンカード */
.trouble-card.aircon {
    border-left-color: #3498db;
}

.trouble-card.aircon .trouble-icon {
    background: rgba(52, 152, 219, 0.1);
}

.trouble-card.aircon .trouble-icon i {
    color: #3498db;
}

.btn-trouble.aircon {
    background: #3498db;
    color: white;
}

.btn-trouble.aircon:hover {
    background: #2980b9;
}

/* 照明カード */
.trouble-card.lighting {
    border-left-color: #f39c12;
}

.trouble-card.lighting .trouble-icon {
    background: rgba(243, 156, 18, 0.1);
}

.trouble-card.lighting .trouble-icon i {
    color: #f39c12;
}

.btn-trouble.lighting {
    background: #f39c12;
    color: white;
}

.btn-trouble.lighting:hover {
    background: #e67e22;
}

/* アンテナカード */
.trouble-card.antenna {
    border-left-color: #9b59b6;
}

.trouble-card.antenna .trouble-icon {
    background: rgba(155, 89, 182, 0.1);
}

.trouble-card.antenna .trouble-icon i {
    color: #9b59b6;
}

.btn-trouble.antenna {
    background: #9b59b6;
    color: white;
}

.btn-trouble.antenna:hover {
    background: #8e44ad;
}

/* EVカード */
.trouble-card.ev {
    border-left-color: #1abc9c;
}

.trouble-card.ev .trouble-icon {
    background: rgba(26, 188, 156, 0.1);
}

.trouble-card.ev .trouble-icon i {
    color: #1abc9c;
}

.btn-trouble.ev {
    background: #1abc9c;
    color: white;
}

.btn-trouble.ev:hover {
    background: #16a085;
}

/* 安全性カード */
.trouble-card.safety {
    border-left-color: #34495e;
}

.trouble-card.safety .trouble-icon {
    background: rgba(52, 73, 94, 0.1);
}

.trouble-card.safety .trouble-icon i {
    color: #34495e;
}

.btn-trouble.safety {
    background: #34495e;
    color: white;
}

.btn-trouble.safety:hover {
    background: #2c3e50;
}

/* 省エネカード */
.trouble-card.eco {
    border-left-color: #27ae60;
}

.trouble-card.eco .trouble-icon {
    background: rgba(39, 174, 96, 0.1);
}

.trouble-card.eco .trouble-icon i {
    color: #27ae60;
}

.btn-trouble.eco {
    background: #27ae60;
    color: white;
}

.btn-trouble.eco:hover {
    background: #229954;
}

/* その他カード */
.trouble-card.others {
    border-left-color: #95a5a6;
}

.trouble-card.others .trouble-icon {
    background: rgba(149, 165, 166, 0.1);
}

.trouble-card.others .trouble-icon i {
    color: #95a5a6;
}

.btn-trouble.others {
    background: #95a5a6;
    color: white;
}

.btn-trouble.others:hover {
    background: #7f8c8d;
}

/* CTA部分 */
.troubles-cta {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.troubles-cta p {
    font-size: 16px;
    color: #666;
    margin-bottom: 25px;
}

.btn-primary.large {
    padding: 15px 40px;
    font-size: 16px;
}

/* ====================================
   FAQ Section
==================================== */
.faq-section {
    padding: 80px 0;
    background: white;
}

.faq-list {
    max-width: 800px;
    margin: 40px auto 0;
}

.faq-item {
    background: var(--bg-cream);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-cream);
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background: #e8f4f8;
}

.faq-question h3 {
    color: var(--primary-blue);
    font-size: 18px;
    margin: 0;
    flex-grow: 1;
    padding-right: 20px;
}

.faq-question i {
    color: var(--primary-orange);
    font-size: 18px;
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background: white;
}

.faq-answer p {
    padding: 25px 30px;
    margin: 0;
    line-height: 1.6;
    color: var(--text-dark);
}

/* ====================================
   FAQ Section
==================================== */
.faq-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.faq-container {
    max-width: 900px;
    margin: 50px auto 0;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.faq-question {
    width: 100%;
    padding: 25px 30px;
    background: white;
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #f8f9fa;
}

.faq-question h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    flex: 1;
    padding-right: 20px;
}

.faq-question i {
    font-size: 16px;
    color: var(--primary-orange);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 30px 25px;
}

.faq-answer p {
    margin: 0;
    line-height: 1.8;
    color: var(--text-medium);
    font-size: 16px;
}

.faq-cta {
    text-align: center;
    margin-top: 60px;
}

.faq-cta p {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 25px;
}

/* ====================================
   Contact Section
==================================== */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, var(--bg-cream) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.emergency-contact h2 {
    color: var(--primary-blue);
    font-size: 28px;
    margin-bottom: 30px;
}

.phone-box {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.phone-main {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.phone-main i {
    font-size: 40px;
    color: var(--primary-orange);
    background: var(--bg-cream);
    padding: 20px;
    border-radius: 50%;
}

.phone-info h3 {
    color: var(--primary-blue);
    font-size: 22px;
    margin-bottom: 8px;
}

.phone-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-orange);
    margin: 0;
}

.phone-note {
    font-size: 16px;
    color: #333;
    margin: 5px 0 0;
    font-weight: 500;
}

.phone-features {
    display: flex;
    justify-content: space-around;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.feature {
    text-align: center;
    color: var(--text-dark);
}

.feature i {
    display: block;
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.contact-form h3 {
    color: var(--primary-blue);
    font-size: 24px;
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: var(--primary-blue);
    font-weight: 500;
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

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

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.btn-large {
    padding: 15px 40px;
    font-size: 18px;
}

.form-note {
    color: var(--text-light);
    font-size: 14px;
    margin-top: 10px;
}

/* ====================================
   Footer
==================================== */
footer.footer {
    background-color: #f8f9fa !important;
    background: #f8f9fa !important;
    color: #333 !important;
    padding: 60px 0 20px;
    border-top: 3px solid var(--primary-blue);
}

/* フッター全体の背景色を確実に適用 */
footer {
    background-color: #f8f9fa !important;
    background: #f8f9fa !important;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-info h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.footer-info h3 i {
    color: var(--primary-orange);
    margin-right: 10px;
}

.footer-info p,
.footer-main p {
    color: #666 !important;
    margin-bottom: 20px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    color: #555 !important;
}

.footer-contact i {
    color: var(--primary-orange) !important;
    margin-right: 10px;
    width: 16px;
}

.footer-services h4,
.footer-areas h4,
.footer-links h4,
.footer-business h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--primary-blue) !important;
}

.footer-services ul,
.footer-areas ul {
    list-style: none;
    padding: 0;
}

.footer-services li,
.footer-areas li {
    margin-bottom: 8px;
}

.footer-services a,
.footer-links a,
.footer-business a {
    color: #666 !important;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-services a:hover,
.footer-links a:hover,
.footer-business a:hover {
    color: var(--primary-blue) !important;
}

.footer-bottom {
    border-top: 1px solid #ddd;
    padding-top: 20px;
    text-align: center;
    color: #888 !important;
}
    right: 20px;
}

.trust-badge {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 12px 20px;
    border-radius: 25px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.trust-badge i {
    color: var(--primary-orange);
    font-size: 18px;
}

.trust-badge span {
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 14px;
}

/* CTA Box */
.cta-box {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    padding: 30px;
}

.cta-item {
    text-align: center;
    margin-bottom: 25px;
    padding: 20px 15px;
    border-radius: 8px;
}

.cta-item.urgent {
    background-color: var(--primary-orange);
    color: white;
}

.cta-item i {
    font-size: 24px;
    margin-bottom: 10px;
    display: block;
}

.cta-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.phone-number {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 5px;
}

.phone-note {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 50px;
    padding: 25px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-blue);
    font-weight: 500;
}

.trust-item i {
    color: var(--primary-orange);
    font-size: 18px;
}

/* ====================================
   Buttons
==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background-color: var(--primary-orange);
    color: white;
}

.btn-primary:hover {
    background-color: #e67e30;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background-color: #3a7bc8;
}

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

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

.btn-emergency {
    background-color: var(--emergency-red);
    color: white;
    font-size: 18px;
    padding: 15px 30px;
}

.btn-emergency:hover {
    background-color: #c0392b;
}

.btn-business {
    background-color: #666;
    color: white;
}

.btn-business:hover {
    background-color: #555;
}

.btn-large {
    padding: 15px 30px;
    font-size: 18px;
}

/* ====================================
   Sections
==================================== */
.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-blue);
    text-align: center;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
    margin-bottom: 50px;
}

/* ====================================
   Services Section
==================================== */
.services {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background-color: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    text-align: center;
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

/* Service card with image styles */
.service-card-with-image {
    padding: 0;
    overflow: hidden;
}

.service-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.service-work-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card-with-image:hover .service-work-image {
    transform: scale(1.05);
}

.service-image-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-image-overlay .service-icon {
    margin: 0;
    width: auto;
    height: auto;
    background: none;
}

.service-content {
    padding: 30px;
    text-align: center;
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: var(--bg-cream);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.service-icon i {
    font-size: 30px;
    color: var(--primary-orange);
}

.service-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.price {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: 10px;
}

.service-note {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 20px;
    font-style: italic;
}

.service-features {
    list-style: none;
    text-align: left;
}

.service-features li {
    padding: 5px 0;
    color: var(--text-dark);
}

.service-features li::before {
    content: "✓";
    color: var(--success-green);
    font-weight: bold;
    margin-right: 10px;
}

/* Emergency Banner */
.emergency-banner {
    background: linear-gradient(135deg, var(--emergency-red), #c0392b);
    color: white;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
}

.emergency-banner h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.emergency-banner p {
    font-size: 16px;
    margin-bottom: 20px;
}

/* ====================================
   Business Banner
==================================== */
.business-banner {
    padding: 40px 0;
    background-color: #f0f0f0;
}

.business-content {
    text-align: center;
    padding: 25px;
    background-color: white;
    border-radius: 8px;
    border: 1px solid var(--border-light);
}

.business-content h3 {
    color: #666;
    font-size: 20px;
    margin-bottom: 10px;
}

.business-content p {
    color: var(--text-light);
    margin-bottom: 20px;
}

/* ====================================
   Why Choose Us Section
==================================== */
.why-choose {
    padding: 80px 0;
    background-color: white;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

/* New simple reasons grid for mobile */
.reasons-grid-simple {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
}

/* 6-box grid for mobile (1 column) */
.reasons-grid-6box {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
}

/* 3x2 grid for mobile (1 column) - only applies to tablet and below */

.reason-box {
    padding: 25px 20px;
}

.reason-icon-circle {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
}

.reason-icon-circle i {
    font-size: 24px;
}

.reason-box h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.reason-box p {
    font-size: 13px;
    line-height: 1.5;
}

.reason-item {
    display: flex;
    gap: 20px;
}

.reason-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reason-icon i {
    font-size: 24px;
    color: white;
}

.reason-item h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.reason-item p {
    color: var(--text-dark);
    line-height: 1.6;
}

/* ====================================
   Contact Section
==================================== */
.contact {
    padding: 80px 0;
    background-color: var(--bg-cream);
}

.contact-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 50px;
}

.phone-box {
    background-color: var(--primary-blue);
    color: white;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
}

.phone-box i {
    font-size: 40px;
    margin-bottom: 20px;
    color: var(--primary-orange);
}

.phone-box h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.phone-number-large {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.phone-hours {
    font-size: 16px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.phone-note {
    font-size: 14px;
    line-height: 1.5;
    color: #333;
    font-weight: 500;
}

/* Form Styles */
.contact-form {
    background-color: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.contact-form h3 {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

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

.required {
    color: var(--emergency-red);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-light);
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ====================================
   Footer
==================================== */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-main h3 {
    color: var(--primary-orange);
    font-size: 24px;
    margin-bottom: 15px;
}

.footer-main p {
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-contact p {
    margin-bottom: 10px;
}

.footer-contact i {
    color: var(--primary-orange);
    margin-right: 10px;
    width: 20px;
}

.footer-links h4,
.footer-business h4 {
    color: var(--primary-blue);
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-links ul,
.footer-business ul {
    list-style: none;
}

.footer-links a,
.footer-business a {
    color: #ccc;
    text-decoration: none;
    line-height: 1.8;
    transition: color 0.3s ease;
}

.footer-links a:hover,
.footer-business a:hover {
    color: var(--primary-orange);
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 20px;
    text-align: center;
    color: #999;
}

/* ====================================
   Responsive Design - Mobile First
==================================== */

/* Large Tablet/Small Desktop - Header adjustments */
@media (max-width: 1024px) {
    .nav-list {
        gap: 20px;
    }
    
    .nav-list a {
        padding: 6px 12px;
        font-size: 14px;
    }
    
    .logo h1 {
        font-size: 20px;
    }
    
    .header-contact .phone-link {
        padding: 6px 12px;
        font-size: 14px;
    }
}

/* Medium Tablet - Simplify header */
@media (max-width: 900px) {
    /* Hide desktop navigation */
    .header-nav {
        display: none;
    }
    
    /* Show mobile menu toggle */
    .mobile-menu-toggle {
        display: block;
    }
    
    .logo h1 {
        font-size: 18px;
    }
    
    .header-content {
        gap: 15px;
    }
}

/* Tablet (768px and below) */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    /* Header Mobile */
    .header {
        padding: 10px 0;
    }

    .header-content {
        position: relative;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .logo {
        flex-shrink: 1;
        min-width: 0;
    }

    .logo h1 {
        font-size: 16px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* Hide desktop navigation */
    .header-nav {
        display: none;
    }

    /* Show mobile menu toggle */
    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        order: 3;
        margin-left: 10px;
    }

    /* Mobile contact info */
    .header-contact {
        flex-shrink: 0;
        order: 2;
    }

    .header-contact .phone-link {
        padding: 6px 12px;
        font-size: 13px;
    }

    .header-contact .phone-link span {
        font-size: 13px;
    }

    .header-contact .phone-link i {
        font-size: 14px;
    }
    
    /* Hero Section */
    /* Hero Slideshow Mobile */
    .hero-slideshow {
        height: 60vh;
        min-height: 500px;
        margin-top: 60px;
    }
    
    /* Service Categories Mobile */
    .service-categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .business-banner {
        grid-column: 1;
    }
    
    .business-content {
        flex-direction: column;
        text-align: center;
        gap: 20px;
        padding: 25px;
    }
    
    .business-services {
        justify-content: center;
    }
    
    .category-stats {
        flex-direction: column;
        gap: 15px;
        padding: 15px 20px;
    }
    
    .stat-item {
        flex: none;
    }
    
    .stat-item:not(:last-child)::after {
        display: none;
    }
    
    .stat-item::after {
        content: '';
        position: absolute;
        left: 20px;
        right: 20px;
        bottom: -7px;
        height: 1px;
        background: #dee2e6;
    }
    
    .stat-item:last-child::after {
        display: none;
    }
    
    .stat-number {
        font-size: 20px;
    }
    
    .category-header {
        padding: 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .category-icon-large {
        width: 60px;
        height: 60px;
        align-self: center;
    }
    
    .category-info {
        text-align: center;
        width: 100%;
    }
    
    .category-info h3 {
        font-size: 20px;
    }
    
    .seasonal-badge {
        align-self: center;
    }
    
    .service-item {
        padding: 15px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .service-icon-mini {
        align-self: center;
        margin-right: 0;
        margin-bottom: 5px;
    }
    
    .service-content-mini {
        width: 100%;
        text-align: center;
    }
    
    .service-badges {
        justify-content: center;
    }
    
    .popularity-bar {
        margin-top: 10px;
    }
    
    .eco-savings,
    .security-features,
    .ev-features {
        justify-content: center;
        text-align: center;
    }
    
    .category-cta.enhanced {
        padding: 20px;
    }
    
    .btn-category.premium {
        width: 100%;
        justify-content: center;
        padding: 15px 20px;
        font-size: 16px;
    }
    
    .cta-note {
        font-size: 12px;
        margin-top: 10px;
    }
    
    .slide-text {
        max-width: 90%;
        padding: 0 20px;
    }
    
    .slide-title {
        font-size: 32px;
    }
    
    .slide-subtitle {
        font-size: 18px;
    }
    
    .slide-message {
        font-size: 14px;
        padding: 12px 15px;
    }
    
    .slide-cta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .slide-btn {
        padding: 12px 20px;
        font-size: 14px;
        width: 100%;
        justify-content: center;
        max-width: 250px;
    }
    
    .slide-nav {
        padding: 10px;
    }
    
    .slide-prev {
        left: 15px;
    }
    
    .slide-next {
        right: 15px;
    }
    
    .slide-indicators {
        bottom: 20px;
    }
    
    .hero-trust-section {
        padding: 30px 0;
    }
    
    /* お困りごと別セクション - モバイル対応 */
    .troubles-by-situation {
        padding: 60px 0;
    }
    
    .troubles-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 30px;
    }
    
    .trouble-card {
        padding: 25px 20px;
    }
    
    .trouble-card h3 {
        font-size: 18px;
    }
    
    .trouble-card p {
        font-size: 13px;
    }
    
    .trouble-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 15px;
    }
    
    .trouble-icon i {
        font-size: 24px;
    }
    
    .troubles-cta {
        margin-top: 40px;
        padding: 30px 20px;
    }
    
    .troubles-cta p {
        font-size: 14px;
    }
    
    /* Service Categories Mobile */
    .service-categories {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-category {
        padding: 25px;
    }
    
    /* Areas Section Mobile */
    .areas-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .area-card {
        padding: 25px;
    }
    
    /* Reasons Grid Mobile */
    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .reason-card {
        padding: 25px;
    }
    
    /* Contact Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .phone-box {
        padding: 30px 20px;
    }
    
    .phone-main {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .phone-features {
        flex-direction: column;
        gap: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .trust-indicators {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .trust-item {
        font-size: 14px;
    }
    
    /* Services */
    .services {
        padding: 60px 0;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .service-card {
        padding: 25px;
    }
    
    .service-card-with-image {
        padding: 0;
    }
    
    .service-image {
        height: 180px;
    }
    
    .service-content {
        padding: 25px;
    }
    
    .service-image-overlay {
        width: 50px;
        height: 50px;
        top: 10px;
        right: 10px;
    }
    
    .service-image-overlay .service-icon i {
        font-size: 24px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    /* Service Area */
    .service-area {
        padding: 60px 0;
    }

    .area-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .area-map iframe {
        height: 300px;
    }

    .area-list {
        padding: 30px 20px;
    }

    .area-towns {
        grid-template-columns: 1fr;
    }

    /* Why Choose Us */
    .why-choose {
        padding: 60px 0;
    }

    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Contact */
    .contact {
        padding: 60px 0;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .phone-box {
        padding: 30px 20px;
    }
    
    .phone-number-large {
        font-size: 28px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* 3x2 grid for tablet (1 column) */
    .reasons-grid-3x2 {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 20px;
        margin-top: 30px;
    }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
    /* Hero Slideshow Small Mobile */
    .hero-slideshow {
        height: 50vh;
        min-height: 400px;
    }

    /* Area Map Small Mobile */
    .area-map iframe {
        height: 250px;
    }

    /* Header Small Mobile */
    .logo h1 {
        font-size: 14px;
    }

    .header-contact .phone-link {
        padding: 5px 10px;
        font-size: 12px;
    }

    .header-contact .phone-link span {
        font-size: 12px;
    }

    .mobile-menu-toggle {
        font-size: 22px;
        padding: 6px;
    }

    .slide-title {
        font-size: 26px;
        line-height: 1.1;
    }
    
    .slide-subtitle {
        font-size: 16px;
    }
    
    .slide-message {
        font-size: 13px;
        padding: 10px 12px;
    }
    
    .slide-btn {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    /* Enhanced Service Categories Small Mobile */
    .category-stats {
        padding: 12px 15px;
        gap: 12px;
    }
    
    .stat-number {
        font-size: 18px;
    }
    
    .stat-label {
        font-size: 10px;
    }
    
    .category-header {
        padding: 15px;
    }
    
    .category-icon-large {
        width: 50px;
        height: 50px;
    }
    
    .category-icon-large i {
        font-size: 24px;
    }
    
    .category-info h3 {
        font-size: 18px;
    }
    
    .category-desc {
        font-size: 13px;
    }
    
    .service-item {
        padding: 12px 15px;
    }
    
    .service-content-mini h4 {
        font-size: 15px;
    }
    
    .price-tag {
        font-size: 16px;
    }
    
    .animated-price.consultation {
        font-size: 13px;
        padding: 3px 10px;
    }
    
    .service-badge {
        font-size: 10px;
        padding: 1px 6px;
    }
    
    .service-note {
        font-size: 11px;
        padding: 1px 6px;
    }
    
    .eco-savings,
    .security-features,
    .ev-features {
        font-size: 11px;
        padding: 2px 6px;
    }
    
    .category-cta.enhanced {
        padding: 15px;
    }
    
    .btn-category.premium {
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .cta-note {
        font-size: 11px;
    }
    
    .slide-nav {
        padding: 8px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    /* Service Categories Small Mobile */
    .service-category {
        padding: 20px;
    }
    
    .category-icon {
        width: 60px;
        height: 60px;
    }
    
    .category-icon i {
        font-size: 25px;
    }
    
    /* Contact Small Mobile */
    .phone-number {
        font-size: 24px;
    }
    
    .phone-box {
        padding: 25px 15px;
    }
    
    /* FAQ Small Mobile */
    .faq-question {
        padding: 20px;
    }
    
    .faq-question h3 {
        font-size: 16px;
    }
    
    .faq-answer p {
        padding: 20px;
    }
    
    /* Trust Indicators */
    .trust-indicators {
        flex-direction: column;
        align-items: center;
    }
    
    /* Buttons */
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .btn-large {
        padding: 12px 25px;
        font-size: 16px;
    }
    
    /* Emergency Banner */
    .emergency-banner {
        padding: 20px;
    }
    
    .emergency-banner h3 {
        font-size: 20px;
    }
    
    /* Form */
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 10px 12px;
    }
}

/* ====================================
   Utility Classes
==================================== */
.text-center {
    text-align: center;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

.hidden {
    display: none;
}

/* ====================================
   Animations
==================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ====================================
   Accessibility
==================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

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

/* ====================================
   Construction Cases Section (施工事例)
==================================== */
.construction-cases {
    padding: 80px 0;
    background: linear-gradient(to bottom, #ffffff 0%, var(--bg-cream) 100%);
}

.construction-cases .section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 700;
}

.construction-cases .section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 50px;
}

/* ====================================
   Cases Stats (実績統計)
==================================== */
.cases-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
    padding: 40px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.stat-item {
    text-align: center;
    padding: 20px;
    border-right: 1px solid var(--border-light);
}

.stat-item:last-child {
    border-right: none;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 10px;
    line-height: 1;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 500;
}

/* ====================================
   Cases Grid
==================================== */
.cases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    margin-bottom: 60px;
}

/* ====================================
   Case Card
==================================== */
.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

/* Case Header */
.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    background: linear-gradient(135deg, var(--primary-blue), #6BA3E8);
}

.case-category {
    background: white;
    color: var(--primary-blue);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.case-date {
    color: white;
    font-size: 0.95rem;
    font-weight: 500;
}

/* Case Title */
.case-title {
    font-size: 1.8rem;
    color: var(--text-dark);
    padding: 25px 30px 20px;
    margin: 0;
    font-weight: 700;
    line-height: 1.4;
}

/* Case Images */
.case-images {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 0 30px 30px;
}

.case-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}

.case-image-wrapper img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}

.case-image-wrapper:hover img {
    transform: scale(1.05);
}

.case-image-wrapper figcaption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* Case Details */
.case-details {
    padding: 0 30px 30px;
}

.case-problem,
.case-solution,
.case-voice {
    margin-bottom: 30px;
}

.case-details h4 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.case-details h4 i {
    color: var(--primary-orange);
    font-size: 1.3rem;
}

.case-problem p,
.case-solution p {
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1rem;
}

.case-solution ul {
    list-style: none;
    padding: 0;
}

.case-solution li {
    padding: 10px 0 10px 30px;
    position: relative;
    color: var(--text-light);
    line-height: 1.7;
    border-bottom: 1px solid #f5f5f5;
}

.case-solution li:last-child {
    border-bottom: none;
}

.case-solution li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success-green);
    font-weight: 700;
    font-size: 1.2rem;
}

/* Case Info */
.case-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 30px 0;
    padding: 25px;
    background: var(--bg-cream);
    border-radius: 10px;
    border-left: 4px solid var(--primary-blue);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

.info-value {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 700;
}

/* Case Voice (お客様の声) */
.case-voice blockquote {
    background: #f9f9f9;
    border-left: 4px solid var(--primary-orange);
    padding: 25px;
    border-radius: 10px;
    margin: 0;
    font-style: italic;
    color: var(--text-dark);
    line-height: 1.8;
    position: relative;
}

.case-voice blockquote::before {
    content: "\201C";
    font-size: 4rem;
    color: var(--primary-orange);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 15px;
    font-family: Georgia, serif;
}

.case-voice cite {
    display: block;
    text-align: right;
    margin-top: 15px;
    font-style: normal;
    color: var(--text-light);
    font-weight: 600;
    font-size: 0.95rem;
}

/* ====================================
   Cases CTA
==================================== */
.cases-cta {
    text-align: center;
    padding: 50px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.cases-cta p {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 25px;
    font-weight: 500;
}

.cases-cta .btn {
    padding: 18px 40px;
    font-size: 1.1rem;
}

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

/* タブレット (768px以下) */
@media (max-width: 768px) {
    .construction-cases {
        padding: 60px 0;
    }

    .construction-cases .section-title {
        font-size: 2rem;
    }

    .cases-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
        padding: 30px 20px;
    }

    .stat-item {
        border-right: none;
        border-bottom: none;
        padding: 15px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .case-title {
        font-size: 1.5rem;
        padding: 20px 25px 15px;
    }

    .case-images {
        grid-template-columns: 1fr;
        padding: 0 25px 25px;
    }

    .case-details {
        padding: 0 25px 25px;
    }

    .case-info {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 20px;
    }

    .cases-cta {
        padding: 40px 25px;
    }

    .cases-cta p {
        font-size: 1.05rem;
    }
}

/* モバイル (480px以下) */
@media (max-width: 480px) {
    .construction-cases {
        padding: 40px 0;
    }

    .construction-cases .section-title {
        font-size: 1.6rem;
    }

    .construction-cases .section-subtitle {
        font-size: 1rem;
        margin-bottom: 30px;
    }

    .cases-stats {
        grid-template-columns: 1fr;
        padding: 20px 15px;
        gap: 15px;
    }

    .stat-item {
        border-bottom: 1px solid var(--border-light);
        padding: 15px 10px;
    }

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

    .stat-number {
        font-size: 1.8rem;
    }

    .stat-label {
        font-size: 0.9rem;
    }

    .case-header {
        flex-direction: column;
        gap: 10px;
        padding: 15px 20px;
        align-items: flex-start;
    }

    .case-category {
        padding: 6px 15px;
        font-size: 0.85rem;
    }

    .case-date {
        font-size: 0.85rem;
    }

    .case-title {
        font-size: 1.3rem;
        padding: 15px 20px;
    }

    .case-images {
        padding: 0 20px 20px;
    }

    .case-image-wrapper img {
        height: 200px;
    }

    .case-details {
        padding: 0 20px 20px;
    }

    .case-details h4 {
        font-size: 1.1rem;
    }

    .case-solution li {
        font-size: 0.95rem;
        padding: 8px 0 8px 25px;
    }

    .case-info {
        padding: 15px;
    }

    .info-label {
        font-size: 0.8rem;
    }

    .info-value {
        font-size: 1rem;
    }

    .case-voice blockquote {
        padding: 20px;
        font-size: 0.95rem;
    }

    .case-voice cite {
        font-size: 0.85rem;
    }

    .cases-cta {
        padding: 30px 20px;
    }

    .cases-cta p {
        font-size: 1rem;
    }

    .cases-cta .btn {
        padding: 15px 30px;
        font-size: 1rem;
        width: 100%;
    }
}