/* ========================================
   青空エアコンサービス V2 - プレミアム・デザイン
   Concept: Trust, Cleanliness, Professionalism
======================================== */

:root {
  --primary: #0a2540; /* 信頼のネイビー */
  --accent: #f5a623;  /* 活性のゴールド */
  --accent-light: #fff3e0;
  --text: #1a1a1a;
  --text-light: #666;
  --bg-light: #f8fafc;
  --line-green: #06c755;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,0.08);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  line-height: 1.8;
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, .shop-name {
  font-family: 'Shippori Mincho', serif;
  font-weight: 700;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
}

.bg-light { background-color: var(--bg-light); }
.bg-dark { background-color: var(--primary); color: var(--white); }

.text-left { text-align: left !important; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #eee;
  padding: 12px 0;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 32px;
  color: var(--primary);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.shop-sub {
  font-size: 11px;
  color: var(--text-light);
  letter-spacing: 0.1em;
}

.shop-name {
  font-size: 20px;
  color: var(--primary);
  line-height: 1.2;
}

.header-info {
  text-align: right;
}

.header-status {
  font-size: 12px;
  color: #059669;
  font-weight: 700;
}

.header-status span {
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0% { opacity: 1; }
  50% { opacity: 0.3; }
  100% { opacity: 1; }
}

.header-contact {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--primary);
}

.hero-image-wrap {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, var(--primary) 30%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  color: var(--white);
  padding: 60px 0;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  background: var(--accent);
  color: var(--primary);
  padding: 4px 16px;
  border-radius: 50px;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 56px;
  line-height: 1.2;
  margin-bottom: 32px;
}

.title-small {
  font-size: 28px;
  font-weight: 400;
  opacity: 0.9;
}

.hero-desc {
  font-size: 18px;
  max-width: 540px;
  margin-bottom: 40px;
  opacity: 0.9;
}

.hero-btns {
  display: flex;
  gap: 20px;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 32px;
  border-radius: 50px;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}

.btn-line {
  background: var(--line-green);
  color: var(--white);
}

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

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.hero-trust {
  display: flex;
  gap: 30px;
  border-top: 1px solid rgba(255,255,255,0.2);
  padding-top: 30px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
}

.trust-item i {
  color: var(--accent);
  font-size: 20px;
}

/* Quick Trust (SP) */
.quick-trust {
  background: var(--accent-light);
  padding: 12px 0;
  border-bottom: 1px solid #ffe0b2;
}

.quick-trust-inner {
  display: flex;
  justify-content: space-around;
  font-size: 13px;
  font-weight: 700;
  color: #855e00;
}

/* Section Header */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 36px;
  margin-bottom: 8px;
  position: relative;
  display: inline-block;
}

.section-subtitle {
  font-size: 12px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  padding: 40px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  text-align: center;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-10px);
}

.feature-icon {
  font-size: 48px;
  color: var(--accent);
  margin-bottom: 24px;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 16px;
}

.feature-card p {
  font-size: 15px;
  color: var(--text-light);
}

/* LINE Steps */
.step-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 60px;
}

.step-card {
  flex: 1;
  text-align: center;
  background: var(--white);
  padding: 40px 30px;
  border-radius: var(--radius);
  position: relative;
  box-shadow: var(--shadow);
}

.step-num {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: var(--white);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 18px;
}

.step-icon {
  font-size: 40px;
  color: var(--line-green);
  margin-bottom: 20px;
}

.step-card h4 {
  margin-bottom: 12px;
  font-size: 18px;
}

.step-arrow {
  font-size: 32px;
  color: #ccc;
}

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

.btn-lg {
  padding: 22px 60px;
  font-size: 20px;
}

/* Price */
.price-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.price-card {
  background: var(--white);
  border: 2px solid #eee;
  border-radius: var(--radius);
  padding: 40px;
  transition: var(--transition);
}

.price-card.highlight {
  border-color: var(--accent);
  position: relative;
}

.price-card.highlight::after {
  content: 'おすすめ';
  position: absolute;
  top: -15px;
  right: 20px;
  background: var(--accent);
  color: var(--white);
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 4px;
}

.price-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  border-bottom: 1px solid #eee;
  padding-bottom: 20px;
}

.price-amount {
  font-size: 32px;
  font-weight: 900;
  color: var(--primary);
}

.price-amount small {
  font-size: 14px;
  font-weight: 500;
}

.price-list {
  list-style: none;
}

.price-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 15px;
}

.price-list li i {
  color: var(--accent);
}

/* Case Study */
.case-study {
  background: #f1f5f9;
  padding: 40px;
  border-radius: var(--radius);
}

.case-study h3 {
  text-align: center;
  margin-bottom: 30px;
  font-size: 22px;
}

.case-grid {
  display: grid;
  gap: 15px;
}

.case-item {
  background: var(--white);
  padding: 20px 30px;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.case-tag {
  display: inline-block;
  background: #e2e8f0;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 4px;
}

.case-desc {
  font-size: 14px;
  font-weight: 500;
}

.case-total {
  font-size: 20px;
  font-weight: 900;
  color: #e53e3e;
}

/* Cleaning Work */
.cleaning-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.cleaning-image {
  position: relative;
}

.img-radius {
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.cleaning-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--accent);
  color: var(--primary);
  padding: 20px;
  font-weight: 900;
  border-radius: 50%;
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.2;
  font-size: 14px;
}

.check-list {
  list-style: none;
  margin-top: 30px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
  font-weight: 500;
}

.check-list li i {
  color: var(--accent);
  background: rgba(245,166,35,0.1);
  padding: 6px;
  border-radius: 50%;
}

/* Owner */
.owner-card {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 60px;
  background: var(--bg-light);
  padding: 60px;
  border-radius: var(--radius);
}

.owner-img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius);
}

.owner-label {
  color: var(--accent);
  font-weight: 900;
  letter-spacing: 0.1em;
  font-size: 14px;
}

.owner-name {
  font-size: 32px;
  margin-bottom: 24px;
}

.owner-name small {
  font-size: 14px;
  margin-left: 15px;
  color: var(--text-light);
  letter-spacing: 0.05em;
}

.owner-message {
  font-size: 20px;
  line-height: 1.6;
  font-weight: 500;
  margin-bottom: 24px;
  border-left: 4px solid var(--accent);
  padding-left: 24px;
}

.owner-profile {
  margin-top: 30px;
  background: var(--white);
  padding: 20px;
  border-radius: 8px;
  font-size: 14px;
}

/* FAQ */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--white);
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

summary {
  padding: 20px 30px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::after {
  content: '+';
  font-size: 24px;
  color: var(--accent);
}

details[open] summary::after {
  content: '-';
}

.faq-content {
  padding: 0 30px 30px;
  color: var(--text-light);
}

/* Footer */
.site-footer {
  background: #111;
  color: #999;
  padding: 80px 0 120px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 60px;
  margin-bottom: 60px;
}

.footer-logo {
  color: var(--white);
  margin-bottom: 20px;
}

.footer-map h3 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 18px;
}

.footer-copy {
  text-align: center;
  border-top: 1px solid #222;
  padding-top: 30px;
  font-size: 12px;
}

/* Floating CTA */
.floating-cta {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  z-index: 1000;
  box-shadow: 0 -5px 20px rgba(0,0,0,0.1);
}

.cta-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 20px;
  text-decoration: none;
  font-weight: 700;
  color: var(--white);
  transition: var(--transition);
}

.cta-line { background: var(--line-green); }
.cta-tel { background: #e53e3e; }

.cta-btn i { font-size: 24px; }

/* Responsive */
@media (max-width: 968px) {
  .hero-image-wrap { width: 100%; opacity: 0.4; }
  .hero-overlay { background: var(--primary); opacity: 0.8; }
  .hero-title { font-size: 40px; }
  .features-grid { grid-template-columns: 1fr; }
  .step-wrap { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); margin: 10px 0; }
  .price-grid { grid-template-columns: 1fr; }
  .cleaning-wrap { grid-template-columns: 1fr; }
  .owner-card { grid-template-columns: 1fr; padding: 30px; }
  .owner-img { height: 300px; }
  .footer-grid { grid-template-columns: 1fr; }
  .pc-only { display: none; }
}

@media (min-width: 969px) {
  .sp-only { display: none; }
}