/* pm.sumu-sumu.jp - Property Management Platform LP */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --emerald-50: #ecfdf5;
  --emerald-100: #d1fae5;
  --emerald-200: #a7f3d0;
  --emerald-300: #6ee7b7;
  --emerald-400: #34d399;
  --emerald-500: #10b981;
  --emerald-600: #059669;
  --emerald-700: #047857;
  --emerald-800: #065f46;
  --emerald-900: #064e3b;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-jp);
  color: var(--slate-700);
  line-height: 1.8;
  background: #fff;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== HEADER ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  transition: box-shadow .3s;
}
.site-header.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,.08); }
.header-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 72px;
}
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo img { height: 40px; }
.logo-text { font-size: 11px; color: var(--slate-500); line-height: 1.4; }
.header-nav { display: flex; align-items: center; gap: 32px; }
.header-nav a { font-size: 14px; color: var(--slate-600); text-decoration: none; font-weight: 500; transition: color .2s; }
.header-nav a:hover { color: var(--emerald-600); }
.header-cta {
  background: var(--emerald-600); color: #fff !important; padding: 10px 24px;
  border-radius: 8px; font-weight: 600; font-size: 14px;
  transition: all .2s; text-decoration: none;
}
.header-cta:hover { background: var(--emerald-700); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(5,150,105,.3); }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--slate-700); margin: 5px 0; transition: .3s; }

/* ===== HERO ===== */
.hero {
  padding: 140px 24px 100px;
  background: linear-gradient(135deg, var(--emerald-50) 0%, #fff 40%, var(--slate-50) 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(16,185,129,.08) 0%, transparent 70%);
}
.hero-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 60px; }
.hero-content { flex: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--emerald-100); color: var(--emerald-700);
  padding: 6px 16px; border-radius: 100px;
  font-size: 13px; font-weight: 600; margin-bottom: 24px;
}
.hero-badge .dot { width: 8px; height: 8px; background: var(--emerald-500); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
.hero h1 {
  font-size: 44px; font-weight: 800; line-height: 1.3;
  color: var(--slate-900); margin-bottom: 24px;
}
.hero h1 .accent { color: var(--emerald-600); }
.hero .subtitle {
  font-size: 18px; color: var(--slate-500); line-height: 1.8; margin-bottom: 40px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--emerald-600); color: #fff; padding: 16px 36px;
  border-radius: 12px; font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all .3s; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--emerald-700); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(5,150,105,.3); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--emerald-700); padding: 16px 36px;
  border-radius: 12px; font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all .3s;
  border: 2px solid var(--emerald-300);
}
.btn-outline:hover { border-color: var(--emerald-500); background: var(--emerald-50); }
.hero-visual { flex: 1; position: relative; }
.hero-visual .mockup {
  width: 100%; border-radius: 16px;
  box-shadow: 0 24px 48px rgba(0,0,0,.12);
}
.hero-stats {
  display: flex; gap: 40px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid var(--slate-200);
}
.hero-stats .stat-item { text-align: center; }
.hero-stats .stat-num { font-size: 32px; font-weight: 800; color: var(--emerald-600); }
.hero-stats .stat-label { font-size: 13px; color: var(--slate-500); margin-top: 4px; }

/* ===== SECTIONS COMMON ===== */
section { padding: 100px 24px; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-label {
  display: inline-block; font-size: 13px; font-weight: 700;
  color: var(--emerald-600); text-transform: uppercase; letter-spacing: 2px;
  margin-bottom: 16px;
}
.section-title {
  font-size: 36px; font-weight: 800; color: var(--slate-900);
  margin-bottom: 16px; line-height: 1.4;
}
.section-desc { font-size: 16px; color: var(--slate-500); max-width: 640px; margin-bottom: 48px; }
.text-center { text-align: center; }
.text-center .section-desc { margin-left: auto; margin-right: auto; }

/* ===== PROBLEMS ===== */
.problems { background: var(--slate-50); }
.problems-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.problem-card {
  background: #fff; border-radius: 16px; padding: 32px;
  border: 1px solid var(--slate-200); transition: all .3s;
  position: relative; overflow: hidden;
}
.problem-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 100%; height: 4px; background: linear-gradient(90deg, #f87171, #fb923c);
}
.problem-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.08); }
.problem-icon { font-size: 36px; margin-bottom: 16px; }
.problem-card h3 { font-size: 18px; font-weight: 700; color: var(--slate-800); margin-bottom: 12px; }
.problem-card p { font-size: 14px; color: var(--slate-500); }

/* ===== FEATURES ===== */
.features-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.feature-card {
  background: #fff; border-radius: 16px; padding: 36px;
  border: 1px solid var(--slate-200); transition: all .3s;
  display: flex; gap: 20px; align-items: flex-start;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.08); border-color: var(--emerald-200); }
.feature-icon {
  width: 56px; height: 56px; min-width: 56px;
  background: var(--emerald-100); border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
}
.feature-card h3 { font-size: 18px; font-weight: 700; color: var(--slate-800); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--slate-500); line-height: 1.7; }
.feature-tag {
  display: inline-block; background: var(--emerald-50); color: var(--emerald-700);
  font-size: 11px; font-weight: 700; padding: 2px 10px; border-radius: 100px;
  margin-top: 8px;
}

/* ===== LIFECYCLE ===== */
.lifecycle { background: linear-gradient(135deg, var(--emerald-900) 0%, var(--emerald-700) 100%); color: #fff; }
.lifecycle .section-label { color: var(--emerald-300); }
.lifecycle .section-title { color: #fff; }
.lifecycle .section-desc { color: rgba(255,255,255,.7); }
.lifecycle-flow { display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 48px; }
.lifecycle-step {
  background: rgba(255,255,255,.1); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2); border-radius: 12px;
  padding: 16px 20px; text-align: center; min-width: 120px; transition: all .3s;
}
.lifecycle-step:hover { background: rgba(255,255,255,.2); transform: translateY(-2px); }
.lifecycle-step .step-num { font-size: 11px; color: var(--emerald-300); font-weight: 700; margin-bottom: 4px; }
.lifecycle-step .step-name { font-size: 14px; font-weight: 700; }
.lifecycle-arrow { font-size: 20px; color: var(--emerald-300); }
.lifecycle-features { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.lifecycle-fcard {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 28px; transition: all .3s; text-align: center;
}
.lifecycle-fcard:hover { background: rgba(255,255,255,.12); transform: translateY(-4px); }
.lifecycle-fcard .lf-icon { font-size: 32px; margin-bottom: 12px; }
.lifecycle-fcard h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.lifecycle-fcard p { font-size: 13px; color: rgba(255,255,255,.65); line-height: 1.6; }

/* ===== COMPARISON ===== */
.comparison { background: var(--slate-50); }
.comparison-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,.06);
}
.comparison-table th, .comparison-table td {
  padding: 18px 24px; text-align: left; font-size: 14px;
}
.comparison-table thead th {
  background: var(--emerald-600); color: #fff; font-weight: 700;
}
.comparison-table thead th:first-child { background: var(--slate-700); }
.comparison-table tbody tr { background: #fff; transition: background .2s; }
.comparison-table tbody tr:hover { background: var(--emerald-50); }
.comparison-table tbody tr:nth-child(even) { background: var(--slate-50); }
.comparison-table tbody tr:nth-child(even):hover { background: var(--emerald-50); }
.comparison-table td:first-child { font-weight: 600; color: var(--slate-700); }
.badge-before { background: #fee2e2; color: #991b1b; padding: 4px 12px; border-radius: 100px; font-size: 12px; font-weight: 600; }
.badge-after { background: var(--emerald-100); color: var(--emerald-800); padding: 4px 12px; border-radius: 100px; font-size: 12px; font-weight: 600; }

/* ===== PRICING ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.price-card {
  background: #fff; border-radius: 20px; padding: 40px 32px;
  border: 2px solid var(--slate-200); transition: all .3s;
  text-align: center; position: relative;
}
.price-card.popular {
  border-color: var(--emerald-500);
  box-shadow: 0 8px 32px rgba(5,150,105,.15);
  transform: scale(1.04);
}
.price-card.popular .popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--emerald-600); color: #fff;
  padding: 4px 20px; border-radius: 100px; font-size: 12px; font-weight: 700;
}
.price-card h3 { font-size: 20px; font-weight: 700; color: var(--slate-800); margin-bottom: 8px; }
.price-card .price-desc { font-size: 13px; color: var(--slate-500); margin-bottom: 24px; }
.price-amount { font-size: 48px; font-weight: 800; color: var(--slate-900); margin-bottom: 8px; }
.price-amount .yen { font-size: 20px; }
.price-amount .period { font-size: 14px; font-weight: 400; color: var(--slate-500); }
.price-features { list-style: none; text-align: left; margin: 24px 0; }
.price-features li {
  padding: 8px 0; font-size: 14px; color: var(--slate-600);
  display: flex; align-items: center; gap: 10px;
}
.price-features li::before {
  content: '✓'; color: var(--emerald-500); font-weight: 700; font-size: 16px;
}
.price-card .btn-primary { width: 100%; justify-content: center; }
.price-card .btn-outline { width: 100%; justify-content: center; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: #fff; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testimonial-card {
  background: var(--slate-50); border-radius: 16px; padding: 32px;
  border: 1px solid var(--slate-200); transition: all .3s;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.06); }
.testimonial-stars { color: #fbbf24; font-size: 18px; margin-bottom: 16px; }
.testimonial-card blockquote {
  font-size: 14px; color: var(--slate-600); line-height: 1.8;
  margin-bottom: 20px; font-style: italic;
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--emerald-100); display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 700; color: var(--emerald-700);
}
.testimonial-name { font-size: 14px; font-weight: 700; color: var(--slate-800); }
.testimonial-role { font-size: 12px; color: var(--slate-500); }

/* ===== FAQ ===== */
.faq { background: var(--slate-50); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: #fff; border-radius: 12px; margin-bottom: 12px;
  border: 1px solid var(--slate-200); overflow: hidden;
}
.faq-q {
  padding: 20px 24px; font-size: 15px; font-weight: 700; color: var(--slate-800);
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  transition: background .2s;
}
.faq-q:hover { background: var(--slate-50); }
.faq-q .arrow { font-size: 20px; color: var(--slate-400); transition: transform .3s; }
.faq-item.open .faq-q .arrow { transform: rotate(180deg); }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .4s ease;
  padding: 0 24px;
}
.faq-item.open .faq-a { max-height: 300px; padding: 0 24px 20px; }
.faq-a p { font-size: 14px; color: var(--slate-500); line-height: 1.8; }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--emerald-600) 0%, var(--emerald-800) 100%);
  color: #fff; text-align: center;
}
.cta-section .section-title { color: #fff; font-size: 40px; }
.cta-section .section-desc { color: rgba(255,255,255,.8); margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.btn-white {
  display: inline-flex; align-items: center; gap: 8px;
  background: #fff; color: var(--emerald-700); padding: 16px 40px;
  border-radius: 12px; font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all .3s; border: none; cursor: pointer;
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.btn-white-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: #fff; padding: 16px 40px;
  border-radius: 12px; font-size: 16px; font-weight: 700;
  text-decoration: none; transition: all .3s;
  border: 2px solid rgba(255,255,255,.4);
}
.btn-white-outline:hover { border-color: #fff; background: rgba(255,255,255,.1); }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--slate-900); color: rgba(255,255,255,.6); padding: 60px 24px 32px;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; margin-bottom: 48px; flex-wrap: wrap; }
.footer-brand { max-width: 320px; }
.footer-brand img { height: 36px; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p { font-size: 13px; line-height: 1.8; }
.footer-links h4 { color: #fff; font-size: 14px; font-weight: 700; margin-bottom: 16px; }
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 8px; }
.footer-links a { color: rgba(255,255,255,.5); text-decoration: none; font-size: 13px; transition: color .2s; }
.footer-links a:hover { color: var(--emerald-400); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px; text-align: center; font-size: 12px;
}

/* ===== ANIMATIONS ===== */
.fade-up { opacity: 0; transform: translateY(30px); transition: all .6s var(--ease-smooth,ease); }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== MOBILE NAV ===== */
.mobile-nav {
  display: none; position: fixed; top: 72px; left: 0; right: 0; bottom: 0;
  background: rgba(255,255,255,.98); backdrop-filter: blur(12px);
  z-index: 999; padding: 24px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block; padding: 16px 0; font-size: 16px; font-weight: 600;
  color: var(--slate-700); text-decoration: none; border-bottom: 1px solid var(--slate-200);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 34px; }
  .hero-inner { flex-direction: column; }
  .hero-visual { max-width: 560px; }
  .features-grid { grid-template-columns: 1fr; }
  .lifecycle-features { grid-template-columns: repeat(2,1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .price-card.popular { transform: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  section { padding: 64px 16px; }
  .hero { padding: 110px 16px 64px; }
  .hero h1 { font-size: 28px; }
  .hero .subtitle { font-size: 15px; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .section-title { font-size: 26px; }
  .problems-grid { grid-template-columns: 1fr; }
  .lifecycle-flow { flex-direction: column; }
  .lifecycle-arrow { transform: rotate(90deg); }
  .lifecycle-features { grid-template-columns: 1fr; }
  .comparison-table { font-size: 12px; }
  .comparison-table th, .comparison-table td { padding: 12px 10px; }
  .header-nav { display: none; }
  .mobile-toggle { display: block; }
  .footer-top { flex-direction: column; }
}