@import"https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap";html{overflow-x:hidden;width:100%}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans JP,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:linear-gradient(135deg,#fff9e6,#fffbf0,#fff);min-height:100vh;padding:20px;line-height:1.6;overflow-x:hidden;width:100%}.container{max-width:1400px;margin:0 auto;width:100%;overflow-x:hidden}header{text-align:center;margin-bottom:50px;padding:50px 20px;background:#fff;border-radius:20px;box-shadow:0 4px 20px #00000014;max-width:100%;box-sizing:border-box}header h1{font-size:2.8rem;margin-bottom:15px;font-weight:900;color:#1f2937;letter-spacing:-1px}header p{font-size:1.2rem;color:#6b7280;font-weight:500}.card{background:#fff;border-radius:20px;padding:40px;margin-bottom:40px;box-shadow:0 4px 20px #00000014;max-width:100%;box-sizing:border-box}.card h2{color:#1f2937;font-size:2rem;margin-bottom:30px;padding-bottom:20px;border-bottom:3px solid #fbbf24;font-weight:700;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;gap:15px}.step-progress{display:flex;align-items:center;justify-content:center;margin-bottom:35px;padding:0 10px}.step-item{display:flex;align-items:center;gap:0}.step-circle{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem;font-weight:700;border:3px solid #d1d5db;background:#fff;color:#9ca3af;transition:all .3s;flex-shrink:0}.step-circle.active{border-color:#fbbf24;background:#fbbf24;color:#fff;box-shadow:0 2px 8px #fbbf2466}.step-circle.completed{border-color:#22c55e;background:#22c55e;color:#fff}.step-label{font-size:.75rem;color:#9ca3af;margin-top:6px;text-align:center;white-space:nowrap;transition:all .3s}.step-label.active{color:#92400e;font-weight:700}.step-label.completed{color:#16a34a;font-weight:600}.step-line{width:40px;height:3px;background:#e5e7eb;margin:0 4px;transition:all .3s;flex-shrink:0}.step-line.completed{background:#22c55e}.step-wrapper{display:flex;flex-direction:column;align-items:center}.form-section{margin-bottom:10px;border:2px solid #e5e7eb;border-radius:16px;overflow:hidden;transition:all .3s;scroll-margin-top:80px}.form-section.active{border-color:#fbbf24;box-shadow:0 2px 12px #fbbf2426}.form-section.completed{border-color:#86efac}.section-header{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;cursor:pointer;background:#f9fafb;transition:all .3s;-webkit-user-select:none;user-select:none}.section-header:hover{background:#fffbeb}.form-section.active .section-header{background:#fffbeb;border-bottom:2px solid #fef3c7}.form-section.completed .section-header{background:#f0fdf4}.section-header-left{display:flex;align-items:center;gap:12px}.section-number{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;background:#e5e7eb;color:#6b7280;flex-shrink:0}.form-section.active .section-number{background:#fbbf24;color:#fff}.form-section.completed .section-number{background:#22c55e;color:#fff}.section-header h3{color:#374151;font-size:1.15rem;font-weight:700;margin:0}.section-toggle{font-size:1.2rem;color:#9ca3af;transition:transform .3s}.form-section.active .section-toggle{transform:rotate(180deg);color:#f59e0b}.section-body{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s ease;padding:0 24px}.form-section.active .section-body{max-height:2000px;padding:24px}.section-footer{display:flex;justify-content:flex-end;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid #f3f4f6}.next-step-btn{padding:12px 28px;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;border:none;border-radius:10px;font-size:1rem;font-weight:700;cursor:pointer;transition:all .3s;font-family:Noto Sans JP,sans-serif}.next-step-btn:hover{transform:translateY(-1px);box-shadow:0 4px 12px #fbbf2466}.prev-step-btn{padding:12px 24px;background:#fff;color:#6b7280;border:2px solid #e5e7eb;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;font-family:Noto Sans JP,sans-serif}.prev-step-btn:hover{background:#f9fafb;border-color:#d1d5db}.form-grid{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:horizontal;-webkit-box-direction:normal;-ms-flex-direction:row;flex-direction:row;-ms-flex-wrap:wrap;flex-wrap:wrap;gap:25px}.form-grid>*{-webkit-box-flex:1;-ms-flex:1 1 calc(50% - 13px);flex:1 1 calc(50% - 13px);min-width:0;max-width:100%}@supports (display: grid){.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}.form-grid>*{-webkit-box-flex:initial;-ms-flex:initial;flex:initial;min-width:initial;max-width:initial}}.form-group{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}label{font-weight:600;color:#374151;margin-bottom:10px;font-size:1rem;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.badge-required{background:#ef4444;color:#fff;font-size:.7rem;padding:2px 8px;border-radius:4px;font-weight:600;letter-spacing:.5px}.badge-optional{background:#e5e7eb;color:#6b7280;font-size:.7rem;padding:2px 8px;border-radius:4px;font-weight:500}.date-select-group{display:flex;gap:6px;align-items:center}.date-select-item{display:flex;align-items:center;gap:2px;min-width:0}.date-select-item select{min-width:0;width:100%}.date-select-item.year{flex:3}.date-select-item.month,.date-select-item.day{flex:2}.date-select-group .date-unit{font-size:.85rem;color:#6b7280;font-weight:500;flex-shrink:0}.date-select-group select{padding:12px 6px;font-size:1rem;text-align:center}input[type=text],input[type=number],input[type=month],input[type=date],select{padding:15px 20px;border:2px solid #e5e7eb;border-radius:12px;font-size:1.05rem;transition:all .3s;background:#fff;color:#1f2937;font-family:Noto Sans JP,sans-serif;width:100%;max-width:100%;box-sizing:border-box}input[type=text]::placeholder,input[type=number]::placeholder{color:#9ca3af}input[type=text]:focus,input[type=number]:focus,input[type=month]:focus,input[type=date]:focus,select:focus{outline:none;border-color:#fbbf24;box-shadow:0 0 0 3px #fbbf241a}select option{background:#fff;color:#1f2937}.radio-group{display:-webkit-box;display:-ms-flexbox;display:flex;gap:15px;margin-top:10px;-webkit-box-orient:horizontal;-webkit-box-direction:normal;-ms-flex-direction:row;flex-direction:row}.radio-label{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;cursor:pointer;padding:12px 25px;border:2px solid #e5e7eb;border-radius:12px;transition:all .3s;background:#fff;color:#374151;font-weight:500;-webkit-box-flex:1;-ms-flex:1;flex:1;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.radio-label:hover{background:#fffbeb;border-color:#fbbf24}.radio-label input[type=radio]{margin-right:10px;accent-color:#fbbf24;width:20px;height:20px}.radio-label:has(input[type=radio]:checked){background:#fef3c7;border-color:#fbbf24;box-shadow:0 0 0 3px #fbbf241a}.radio-label input[type=radio]:checked+span{color:#92400e;font-weight:700}.calculate-btn{width:100%;padding:22px;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;border:none;border-radius:15px;font-size:1.4rem;font-weight:900;cursor:pointer;transition:all .3s;box-shadow:0 8px 20px #fbbf2466;margin-top:10px}.calculate-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px #fbbf2480}.calculate-btn:active{transform:translateY(0)}.reset-btn{width:100%;padding:18px;background:#fff;color:#6b7280;border:2px solid #e5e7eb;border-radius:15px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:all .3s;margin-top:30px}.reset-btn:hover{background:#f9fafb;border-color:#d1d5db;color:#374151;transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.reset-btn:active{transform:translateY(0)}.result-tabs{display:flex;gap:0;margin-top:30px;margin-bottom:0;border-bottom:none}.result-tab{flex:1;padding:16px 12px;background:#f3f4f6;border:2px solid #e5e7eb;border-bottom:none;border-radius:14px 14px 0 0;cursor:pointer;font-size:1.05rem;font-weight:700;color:#6b7280;text-align:center;transition:all .3s;font-family:Noto Sans JP,sans-serif;position:relative}.result-tab:hover{background:#fffbeb;color:#92400e}.result-tab.active{background:#fff;color:#92400e;border-color:#fbbf24;z-index:1}.result-tab.recommended{position:relative}.result-tab.recommended:after{content:"推奨";position:absolute;top:-10px;right:10px;background:#f59e0b;color:#fff;font-size:.65rem;padding:2px 8px;border-radius:8px;font-weight:700}.result-tab-content{border:2px solid #fbbf24;border-top:none;border-radius:0 0 20px 20px;padding:30px;background:#fff;margin-bottom:30px}.result-card{background:#fff;border-radius:20px;padding:35px;border:2px solid #e5e7eb;transition:all .3s;max-width:100%;box-sizing:border-box}.result-card:hover{transform:translateY(-5px);box-shadow:0 12px 30px #0000001a;border-color:#fbbf24}.result-card.highlight{border-color:#fbbf24;border-width:3px;box-shadow:0 8px 25px #fbbf2433;background:linear-gradient(135deg,#fffbeb,#fff)}.result-card h3{color:#1f2937;font-size:1.8rem;margin-bottom:25px;text-align:center;font-weight:900}.result-item{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between;padding:12px 0;border-bottom:1px solid #f3f4f6}.result-item:last-child{border-bottom:none}.result-label{color:#6b7280;font-weight:500}.result-value{color:#1f2937;font-weight:700;font-size:1.1rem}.total-row{background:linear-gradient(135deg,#fef3c7,#fde68a);margin:20px -15px -15px;padding:20px 15px;border-radius:15px;font-size:1.15rem}.total-row .result-label{color:#78350f;font-size:1.3rem;font-weight:700}.total-row .result-value{color:#92400e;font-size:1.5rem;font-weight:900}.bankruptcy-prevention{background:linear-gradient(135deg,#fef3c7,#fde68a);border:3px solid #fbbf24;border-radius:20px;padding:30px;margin-top:30px}.bankruptcy-prevention h3{color:#92400e;margin-bottom:20px;font-weight:700}.disclaimer{background:#fef2f2;border-left:5px solid #ef4444;padding:25px;border-radius:15px;margin-top:40px;color:#991b1b;font-size:.95rem}.disclaimer strong{display:block;margin-bottom:12px;font-size:1.15rem;color:#7f1d1d}.input-hint{font-size:.85rem;color:#9ca3af;margin-top:6px}.info-box{background:#fffbeb;border:2px solid #fde68a;border-radius:15px;padding:20px;margin-bottom:25px}.info-box p{color:#78350f;margin:8px 0;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;gap:10px}.info-box strong{color:#92400e;min-width:140px}.summary-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px;margin-top:12px;padding-top:12px;border-top:1px dashed #fde68a}.summary-item{display:flex;justify-content:space-between;padding:4px 8px;font-size:.9rem}.summary-item-label{color:#92400e}.summary-item-value{color:#78350f;font-weight:700}@media(max-width:768px){body{padding:15px}header h1{font-size:2rem}.card{padding:25px}.form-grid,.form-grid>*{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;min-width:100%;width:100%}@supports (display: grid){.form-grid{grid-template-columns:1fr}.form-grid>*{min-width:initial;width:initial}}.radio-group{-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column}header{padding:30px 15px}.step-label{display:none}.step-line{width:24px}.step-circle{width:32px;height:32px;font-size:.8rem}.section-header{padding:14px 18px}.form-section.active .section-body{padding:18px}.result-tab{font-size:.9rem;padding:12px 8px}.result-tab.recommended:after{font-size:.6rem;right:4px;top:-8px}.result-tab-content{padding:20px}.summary-grid{grid-template-columns:1fr}}@media(max-width:515px){body{padding:10px}.card{padding:20px;border-radius:15px}header{padding:25px 15px}header h1{font-size:1.6rem}header p{font-size:1rem}.card h2{font-size:1.5rem}.section-header h3{font-size:1rem}input[type=text],input[type=number],input[type=month],input[type=date],select{padding:12px 15px;font-size:1rem}.calculate-btn{padding:18px;font-size:1.2rem}.result-card{padding:25px}.result-card h3{font-size:1.5rem}}.unit{color:#9ca3af;font-size:.9rem;margin-left:5px}.articles-menu{background:#fff;border-radius:20px;padding:30px;margin-bottom:40px;box-shadow:0 4px 20px #00000014;max-width:100%;box-sizing:border-box}.articles-menu h2{color:#1f2937;font-size:1.5rem;margin-bottom:20px;font-weight:700;text-align:center}.articles-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.article-card{background:linear-gradient(135deg,#fffbeb,#fef3c7);border:2px solid #fbbf24;border-radius:15px;padding:20px;text-decoration:none;transition:all .3s;display:block}.article-card:hover{transform:translateY(-3px);box-shadow:0 8px 20px #fbbf244d;border-color:#f59e0b}.article-card h3{color:#92400e;font-size:1.1rem;margin-bottom:10px;font-weight:700}.article-card p{color:#78350f;font-size:.9rem;line-height:1.6}.footer-links{margin-top:15px}.footer-links a{color:#f59e0b;text-decoration:none;margin:0 10px}.footer-links a:hover{text-decoration:underline}.share-box{background:linear-gradient(135deg,#f0f9ff,#e0f2fe);border:2px solid #bae6fd;border-radius:16px;padding:28px;margin-top:35px;text-align:center}.share-box p{color:#0c4a6e;font-size:1rem;margin-bottom:18px;font-weight:500}.share-buttons{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.share-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border:none;border-radius:12px;font-size:.95rem;font-weight:700;cursor:pointer;transition:all .3s;font-family:Noto Sans JP,sans-serif;text-decoration:none;color:#fff}.share-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.share-btn:active{transform:translateY(0)}.share-btn.native{background:linear-gradient(135deg,#fbbf24,#f59e0b)}.share-btn.x{background:#0f1419}.share-btn.line{background:#06c755}.share-btn.copy{background:#6b7280}.share-btn.copy.copied{background:#22c55e}.share-footer{text-align:center;margin-top:10px;margin-bottom:20px;padding:20px}.share-footer p{color:#9ca3af;font-size:.9rem;margin-bottom:12px}.share-footer .share-buttons{gap:8px}.share-footer .share-btn{padding:10px 18px;font-size:.85rem}@media(max-width:768px){.articles-menu{padding:20px}.articles-grid{grid-template-columns:1fr}}.site-nav{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 2px 10px #0000001a;margin:-20px -20px 20px}.nav-container{max-width:1400px;margin:0 auto;padding:15px 20px;display:flex;justify-content:space-between;align-items:center}.nav-logo{font-size:1.2rem;font-weight:900;color:#1f2937;text-decoration:none}.nav-toggle{background:linear-gradient(135deg,#fbbf24,#f59e0b);border:none;color:#fff;font-size:1.5rem;padding:8px 15px;border-radius:8px;cursor:pointer;transition:all .3s}.nav-toggle:hover{transform:scale(1.05)}.nav-menu{display:none;flex-direction:column;background:#fff;max-width:1400px;margin:0 auto;padding:0 20px 20px;border-top:1px solid #f3f4f6}.nav-menu.active{display:flex}.nav-menu a{padding:14px 18px;color:#374151;text-decoration:none;border-bottom:1px solid #f3f4f6;transition:all .2s;font-size:.95rem}.nav-menu a:last-child{border-bottom:none}.nav-menu a:hover{background:#fffbeb;color:#f59e0b;padding-left:24px}