:root{--bg-primary: #f8f9fc;--bg-secondary: #eef1f6;--bg-card: #ffffff;--bg-card-hover: #f5f7ff;--text-primary: #1a1f2e;--text-secondary: #5a627a;--text-muted: #8c92a8;--accent-1: #1e40af;--accent-2: #3b82f6;--accent-3: #60a5fa;--gradient-1: linear-gradient(135deg, #1e40af, #3b82f6);--gradient-2: linear-gradient(135deg, #1d4ed8, #60a5fa);--border-color: rgba(30, 64, 175, .08);--border-hover: rgba(30, 64, 175, .25);--shadow-card: 0 2px 12px rgba(30, 64, 175, .06);--shadow-card-hover: 0 8px 32px rgba(30, 64, 175, .12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--font-jp: "Noto Sans JP", sans-serif;--font-en: "Inter", sans-serif;--transition: .25s cubic-bezier(.4, 0, .2, 1);--tier-top: #b45309;--tier-luxury: #7c3aed;--tier-tower: #0891b2;--tier-large: #059669;--tier-standard: #4b5563;--tier-compact: #6b7280;--tier-rental: #9ca3af}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-jp);background:var(--bg-primary);color:var(--text-primary);line-height:1.75;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--accent-1);text-decoration:none;transition:var(--transition)}a:hover{color:var(--accent-2)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.site-header{background:#ffffffe6;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;padding:0 20px}.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:56px}.site-logo{font-family:var(--font-jp);font-size:1rem;font-weight:700;color:var(--text-primary);text-decoration:none}.site-logo:hover{color:var(--accent-1)}.header-nav{display:flex;gap:24px;align-items:center}.header-nav a{font-size:.85rem;font-weight:500;color:var(--text-secondary);text-decoration:none}.header-nav a:hover{color:var(--accent-1)}.page-header{padding:40px 0 32px}.page-title{font-size:1.75rem;font-weight:700;line-height:1.3;margin-bottom:8px}.page-description{font-size:.95rem;color:var(--text-secondary);max-width:700px}.section{padding:48px 0}.section-title{font-size:1.25rem;font-weight:700;margin-bottom:24px;display:flex;align-items:center;gap:10px}.section-title-icon{font-size:1.1rem}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.card-grid-wide{grid-template-columns:1fr;max-width:800px}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;transition:var(--transition);text-decoration:none;color:inherit;display:block}.card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-card-hover);transform:translateY(-2px);color:inherit}.card-title{font-size:1rem;font-weight:600;margin-bottom:6px}.card-subtitle{font-size:.82rem;color:var(--text-secondary);margin-bottom:10px}.card-count{font-family:var(--font-en);font-size:1.5rem;font-weight:700;color:var(--accent-1);line-height:1.2}.card-count-label{font-size:.75rem;color:var(--text-muted)}.building-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:18px 20px;transition:var(--transition)}.building-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-card)}.building-card-name{font-size:1rem;font-weight:600;margin-bottom:6px}.building-card-name a{color:var(--text-primary);text-decoration:none}.building-card-name a:hover{color:var(--accent-1)}.building-card-location{font-size:.82rem;color:var(--text-secondary);margin-bottom:8px}.building-card-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}.meta-tag{font-size:.75rem;padding:2px 8px;border-radius:6px;background:var(--bg-secondary);color:var(--text-secondary);white-space:nowrap}.brand-tag{display:inline-block;font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:8px;line-height:1.5}.tier-top{background:#b453091a;color:var(--tier-top);border:1px solid rgba(180,83,9,.2)}.tier-luxury{background:#7c3aed14;color:var(--tier-luxury);border:1px solid rgba(124,58,237,.2)}.tier-tower{background:#0891b214;color:var(--tier-tower);border:1px solid rgba(8,145,178,.2)}.tier-large{background:#05966914;color:var(--tier-large);border:1px solid rgba(5,150,105,.2)}.tier-standard{background:#4b556314;color:var(--tier-standard);border:1px solid rgba(75,85,99,.15)}.tier-compact{background:#6b728014;color:var(--tier-compact);border:1px solid rgba(107,114,128,.15)}.tier-rental{background:#9ca3af1a;color:var(--tier-rental);border:1px solid rgba(156,163,175,.2)}.source-links{display:flex;flex-wrap:wrap;gap:8px}.source-link{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;font-weight:500;padding:6px 14px;border-radius:100px;border:1px solid var(--border-color);color:var(--accent-1);text-decoration:none;transition:var(--transition);white-space:nowrap}.source-link:hover{background:#1e40af0f;border-color:var(--accent-1);color:var(--accent-1)}.source-link-icon{font-size:.9rem}.stats-bar{display:flex;gap:32px;flex-wrap:wrap;padding:24px 0}.stat-item{text-align:center}.stat-value{font-family:var(--font-en);font-size:2rem;font-weight:700;color:var(--accent-1);line-height:1.2}.stat-label{font-size:.78rem;color:var(--text-muted)}.filter-section{position:sticky;top:56px;z-index:90;background:#ffffffe6;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-color);padding:14px 0}.filter-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.filter-group{display:flex;align-items:center;gap:8px}.filter-label{font-size:.8rem;color:var(--text-muted);white-space:nowrap}.filter-select{font-family:var(--font-jp);font-size:.82rem;padding:6px 12px;border-radius:8px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);cursor:pointer;transition:var(--transition)}.filter-select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px #3b82f61a}.filter-toggle{display:flex;align-items:center;gap:6px;font-size:.85rem;color:var(--text-secondary);cursor:pointer;user-select:none;white-space:nowrap}.filter-toggle input[type=checkbox]{accent-color:var(--accent-1);width:16px;height:16px;cursor:pointer}.sort-btn{font-family:var(--font-jp);font-size:.8rem;padding:6px 14px;border-radius:8px;border:1px solid var(--border-color);background:transparent;color:var(--text-secondary);cursor:pointer;transition:var(--transition);white-space:nowrap}.sort-btn:hover{border-color:var(--accent-2);color:var(--accent-1)}.sort-btn.active{background:var(--gradient-1);color:#fff;border-color:transparent}.results-count{font-size:.82rem;color:var(--text-muted);margin-left:auto}.results-count strong{color:var(--accent-1);font-family:var(--font-en)}.building-table{width:100%;border-collapse:collapse;font-size:.88rem}.building-table th{text-align:left;padding:10px 12px;font-weight:600;font-size:.78rem;color:var(--text-muted);border-bottom:2px solid var(--border-color);white-space:nowrap;cursor:pointer;user-select:none}.building-table th:hover{color:var(--accent-1)}.building-table td{padding:10px 12px;border-bottom:1px solid var(--border-color);vertical-align:middle}.building-table tr:hover td{background:var(--bg-card-hover)}.building-table .name-cell{font-weight:500}.building-table .name-cell a{color:var(--text-primary)}.building-table .name-cell a:hover{color:var(--accent-1)}.building-table .num-cell{font-family:var(--font-en);text-align:right}.building-detail{padding:32px 0 64px}.building-detail-name{font-size:1.75rem;font-weight:700;margin-bottom:8px}.building-detail-address{font-size:.95rem;color:var(--text-secondary);margin-bottom:24px}.spec-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:32px}.spec-item{padding:16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-sm)}.spec-label{font-size:.75rem;color:var(--text-muted);margin-bottom:4px}.spec-value{font-size:1.1rem;font-weight:600}.load-more-wrap{text-align:center;padding:32px 0}.load-more-btn{font-family:var(--font-jp);font-size:.9rem;font-weight:500;padding:12px 32px;border-radius:100px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--accent-1);cursor:pointer;transition:var(--transition)}.load-more-btn:hover{background:#1e40af0f;border-color:var(--accent-1)}.breadcrumb{font-size:.8rem;margin-bottom:16px;color:var(--text-muted)}.breadcrumb a{color:var(--accent-1)}.breadcrumb a:hover{text-decoration:underline}.breadcrumb-sep{margin:0 6px;color:var(--text-muted)}.footer{margin-top:64px;padding:40px 0 24px;border-top:1px solid var(--border-color);background:var(--bg-secondary)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:24px}.footer-brand{font-size:1rem;font-weight:700;color:var(--text-primary)}.footer-tagline{font-size:.82rem;color:var(--text-secondary);margin-top:4px}.footer-heading{font-size:.82rem;font-weight:600;color:var(--text-primary);margin-bottom:10px}.footer-nav{display:flex;flex-direction:column;gap:6px}.footer-nav a{font-size:.82rem;color:var(--text-secondary)}.footer-nav a:hover{color:var(--accent-1)}.footer-bottom{padding-top:16px;border-top:1px solid var(--border-color);text-align:center}.footer-note{font-size:.75rem;color:var(--text-muted)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.card-grid,.card-grid-wide{grid-template-columns:1fr}.stats-bar{gap:20px}.filter-bar{flex-direction:column;align-items:stretch}.results-count{margin-left:0}.header-nav{gap:16px}.header-nav a{font-size:.78rem}.footer-grid{grid-template-columns:1fr;gap:20px}.spec-grid{grid-template-columns:1fr 1fr}.page-title{font-size:1.4rem}}@media(max-width:480px){.header-inner{height:48px}.spec-grid{grid-template-columns:1fr}.building-table{font-size:.82rem}.building-table th,.building-table td{padding:8px}}