@import "https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&display=swap";.app{flex-direction:column;min-height:100vh;display:flex}.app-main{flex-direction:column;flex:1;display:flex}.app-header{z-index:100;border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#070b14f2;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:12px 24px;display:flex;position:sticky;top:0}.header-left{align-items:center;display:flex}.logo{align-items:center;gap:10px;text-decoration:none;display:flex}.logo:hover{text-decoration:none}.logo-badge{font-family:var(--font-mono);background:linear-gradient(135deg, var(--orange), #e06800);color:#000;letter-spacing:.3px;border-radius:5px;padding:5px 9px;font-size:12px;font-weight:700}.logo-text{flex-direction:column;display:flex}.logo-title{font-family:var(--font-mono);color:var(--cyan);letter-spacing:1px;font-size:14px;font-weight:700}.logo-sub{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:2.5px;font-size:9px}.header-nav{gap:8px;display:flex}.nav-link{color:var(--text-secondary);border-radius:6px;padding:6px 12px;font-size:13px;transition:all .2s}.nav-link:hover{color:var(--cyan);background:#00ccff0f;text-decoration:none}.header-right{align-items:center;gap:10px;display:flex}.user-menu{align-items:center;gap:12px;display:flex}.user-email{color:var(--text-muted);font-size:12px;font-family:var(--font-mono)}.auth-buttons{align-items:center;gap:8px;display:flex}.btn-primary{cursor:pointer;font-family:var(--font-mono);letter-spacing:.4px;background:linear-gradient(135deg, var(--orange), #df5e00);color:#000;border:none;border-radius:7px;padding:10px 22px;font-size:12px;font-weight:700;transition:all .18s}.btn-primary:hover:not(:disabled){opacity:.88;transform:translateY(-1px)}.btn-primary:disabled{opacity:.3;cursor:not-allowed}.btn-primary.full-width{width:100%}.btn-primary-sm{cursor:pointer;background:linear-gradient(135deg, var(--orange), #df5e00);color:#000;border:none;border-radius:6px;padding:6px 14px;font-size:12px;font-weight:600;transition:all .18s}.btn-primary-sm:hover{opacity:.88}.btn-ghost{border:1px solid var(--border);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:6px;padding:6px 14px;font-size:12px;transition:all .18s}.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);text-decoration:none}.page-content{width:100%;max-width:880px;margin:0 auto;padding:24px 16px}.page-center{color:var(--text-muted);font-family:var(--font-mono);flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:60px 20px;font-size:13px;display:flex}.loading-text{font-family:var(--font-mono);color:var(--text-muted);font-size:12px}.page-header{margin-bottom:28px}.page-title{color:var(--text-primary);margin-bottom:6px;font-size:28px;font-weight:700}.page-subtitle{color:var(--text-secondary);font-size:14px}.error-box{text-align:center;padding:40px 20px}.error-icon{margin-bottom:12px;font-size:32px}.error-msg{color:var(--red);font-size:13px;font-family:var(--font-mono);word-break:break-all;max-width:500px;margin-bottom:18px;margin-left:auto;margin-right:auto}.exam-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px;display:grid}.exam-card{background:var(--bg-card);border:1px solid var(--border);cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);color:var(--text-primary);border-radius:12px;flex-direction:column;gap:12px;padding:24px;transition:all .2s;display:flex;position:relative;overflow:hidden}.exam-card:before{content:"";background:linear-gradient(90deg, var(--orange), var(--cyan), var(--orange));background-size:200% 100%;height:2px;animation:3s linear infinite shimmer;position:absolute;top:0;left:0;right:0}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.exam-card:hover{border-color:var(--border-hover);background:var(--bg-card-hover);transform:translateY(-2px)}.exam-card-top{justify-content:space-between;align-items:center;display:flex}.cert-badge{font-family:var(--font-mono);letter-spacing:.3px;border-radius:4px;padding:3px 10px;font-size:11px;font-weight:600}.exam-id{font-family:var(--font-mono);color:var(--text-muted);font-size:11px}.exam-name{color:var(--text-primary);font-size:18px;font-weight:600;line-height:1.4}.exam-domains{flex-direction:column;gap:4px;display:flex}.exam-domain-item{color:var(--text-secondary);justify-content:space-between;padding:2px 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var(--border);font-family:var(--font-mono);background:#ffffff05;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:14px;padding:8px 14px;font-size:12px;display:flex}.topbar-left{color:var(--text-muted)}.topbar-left strong{color:var(--orange)}.topbar-rate{color:var(--text-secondary)}.topbar-right{align-items:center;gap:9px;display:flex}.type-badge{font-family:var(--font-mono);letter-spacing:.3px;border-radius:4px;padding:3px 10px;font-size:10px}.type-badge.single{color:var(--cyan);background:#00ccff12;border:1px solid #00ccff2e}.type-badge.multi{color:var(--orange);background:#ff990012;border:1px solid #ff99002e}.question-card{background:var(--bg-card);border:1px solid var(--border);border-radius:13px;margin-bottom:16px;padding:24px;position:relative;overflow:hidden}.question-card:before{content:"";background:linear-gradient(90deg, var(--orange), var(--cyan), var(--orange));background-size:200% 100%;height:2px;animation:3s linear 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var(--border);border-radius:13px;margin-bottom:20px;padding:24px}.admin-section-title{font-family:var(--font-mono);color:var(--orange);letter-spacing:2px;text-transform:uppercase;margin-bottom:16px;font-size:11px}.admin-table-wrap{-webkit-overflow-scrolling:touch;overflow-x:auto}.admin-table{border-collapse:collapse;width:100%;font-size:13px}.admin-table th{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:1px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:8px 12px;font-size:10px}.admin-table td{color:var(--text-secondary);border-bottom:1px solid #0096c80f;padding:10px 12px;font-size:12px}.admin-table tr:hover td{background:#ffffff04}.admin-table-link{color:var(--cyan);cursor:pointer;text-decoration:none}.admin-table-link:hover{text-decoration:underline}.admin-badge{font-family:var(--font-mono);letter-spacing:.3px;border-radius:4px;padding:2px 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var(--border);color:var(--text-primary);background:#ffffff05;border-radius:6px;outline:none;width:80px;padding:7px 12px;font-size:14px;transition:border-color .2s}.admin-number-input:focus{border-color:var(--border-hover)}.admin-mono-sm{font-family:var(--font-mono);font-size:11px}.admin-empty{color:var(--text-muted);text-align:center;padding:20px;font-size:13px}.admin-rating-good{color:var(--green)}.admin-rating-bad{color:var(--red)}.admin-color-cyan{color:var(--cyan)}.admin-rating{font-size:11px}.admin-comment-cell{max-width:400px;font-size:12px}.admin-comment-cell-sm{max-width:300px;color:var(--text-muted);font-size:11px}.admin-correct-tag{margin-left:8px;font-size:11px}.admin-detail-label-mt{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:1px;margin-top:16px;margin-bottom:4px;font-size:10px}.admin-refs{margin-bottom:8px;font-size:12px}.admin-refs a{color:var(--cyan)}.admin-exam-group{margin-bottom:16px}.admin-exam-group-title{color:var(--text-primary);margin-bottom:8px;font-size:13px}.admin-stat-large{font-size:20px;font-weight:700}.admin-mt-16{margin-top:16px}.admin-mb-16{margin-bottom:16px}.app-footer{border-top:1px solid var(--border);text-align:center;color:var(--text-muted);padding:20px 24px;font-size:12px}.footer-links{justify-content:center;gap:8px;margin-bottom:8px;display:flex}.footer-link{color:var(--text-muted);text-decoration:none;transition:color .2s}.footer-link:hover{color:var(--cyan);text-decoration:none}.footer-sep{color:var(--border)}.footer-copy{font-family:var(--font-mono);letter-spacing:1px;font-size:10px}.legal-page{max-width:720px;line-height:1.8}.legal-updated{color:var(--text-muted);font-size:12px;font-family:var(--font-mono);margin-bottom:32px}.legal-section{margin-bottom:28px}.legal-section h2{color:var(--text-primary);border-bottom:1px solid var(--border);margin-bottom:10px;padding-bottom:6px;font-size:16px;font-weight:700}.legal-section h3{color:var(--text-secondary);margin-top:14px;margin-bottom:6px;font-size:14px;font-weight:600}.legal-section p{color:var(--text-secondary);margin-bottom:8px;font-size:13.5px}.legal-section ul{margin-bottom:8px;padding-left:20px}.legal-section li{color:var(--text-secondary);margin-bottom:4px;font-size:13.5px}.legal-contact{font-family:var(--font-mono);color:var(--cyan)}.legal-nav{border-top:1px solid var(--border);gap:10px;margin-top:40px;padding-top:20px;display:flex}.modal-overlay{z-index:200;background:#000000b3;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-card{background:var(--bg-card);border:1px solid var(--border);border-radius:13px;width:100%;max-width:440px;padding:28px}.modal-title{color:var(--text-primary);margin-bottom:12px;font-size:18px;font-weight:700}.modal-text{color:var(--text-secondary);margin-bottom:20px;font-size:13px;line-height:1.7}.modal-actions{justify-content:flex-end;gap:10px;display:flex}.btn-ghost-danger{color:var(--red)!important;border-color:#ff3c3c33!important}.btn-ghost-danger:hover{color:var(--red)!important;background:#ff3c3c0f!important;border-color:#ff3c3c80!important}.contact-page{justify-content:center;padding-top:40px;display:flex}.contact-card{background:var(--bg-card);border:1px solid var(--border);border-radius:13px;width:100%;max-width:540px;padding:36px 32px}.contact-textarea{resize:vertical;min-height:120px;line-height:1.7}.contact-char-count{font-family:var(--font-mono);color:var(--text-muted);text-align:right;margin-top:4px;font-size:10px;display:block}.contact-done{text-align:center;padding:20px 0}.contact-done h2{color:var(--green);margin-bottom:12px;font-size:20px}.contact-done p{color:var(--text-secondary);margin-bottom:24px;font-size:13px}.terms-check{align-items:flex-start;gap:8px;display:flex}.terms-check input[type=checkbox]{accent-color:var(--orange);cursor:pointer;margin-top:3px}.terms-check-label{color:var(--text-secondary);font-size:12px;line-height:1.6}.terms-check-label a{color:var(--cyan)}@media (width<=640px){.app-header{padding:10px 14px}.header-nav{order:3;justify-content:center;width:100%}.exam-grid{grid-template-columns:1fr}.page-title{font-size:22px}.auth-card{padding:28px 20px}.stats-overview{gap:10px}.stat-item{min-width:80px;padding:10px 16px}.stat-value{font-size:22px}.admin-tabs{flex-wrap:wrap}.admin-filters{flex-direction:column}.admin-detail-grid{grid-template-columns:1fr}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--navy:#232f3e;--navy-dark:#0a1929;--navy-light:#37475a;--orange:#f90;--orange-dark:#df7e00;--cyan:#0cf;--green:#00dc6e;--red:#f55;--text-primary:#d5e6f8;--text-secondary:#809ab0;--text-muted:#1e3550;--bg-primary:#070b14;--bg-card:#ffffff05;--bg-card-hover:#ffffff0a;--border:#0096c81f;--border-hover:#00ccff4d;--font-sans:"Noto Sans JP", system-ui, -apple-system, sans-serif;--font-mono:"Consolas", "Monaco", monospace}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.6}#root{text-align:left;border:none;flex-direction:column;max-width:100%;min-height:100vh;margin:0;display:flex}a{color:var(--cyan);text-decoration:none}a:hover{text-decoration:underline}.spinner{border:3px solid var(--border);border-top-color:var(--orange);border-radius:50%;width:32px;height:32px;animation:.75s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#0096c826;border-radius:3px}