:root{--primary-color: #3A47C6;--primary-light: #667eea;--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--text-color: #333;--text-secondary: #666;--text-light: #888;--bg-color: #f5f6fa;--card-bg: #ffffff;--border-color: #e8e8e8;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);--shadow-md: 0 8px 30px rgba(0, 0, 0, .1);--shadow-lg: 0 15px 50px rgba(0, 0, 0, .15)}.mode-mypage *{margin:0;padding:0;box-sizing:border-box}body.mode-mypage{font-family:Noto Sans JP,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;background:var(--bg-color);color:var(--text-color);min-height:100vh}.mypage-main{max-width:900px;margin:0 auto;padding:30px 20px 60px}.mypage-state{display:flex;flex-direction:column;align-items:center;gap:20px}.mypage-spinner{width:36px;height:36px;border:3px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.mypage-card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:30px;width:100%;margin-bottom:20px}.mypage-login-card{text-align:center;padding:50px 30px;max-width:480px;margin:40px auto}.mypage-login-icon{font-size:48px;margin-bottom:16px}.mypage-login-card h1{font-size:22px;font-weight:700;margin-bottom:12px}.mypage-login-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:30px}.mypage-google-btn{display:inline-flex;align-items:center;gap:10px;padding:14px 32px;background:#fff;border:2px solid var(--border-color);border-radius:50px;cursor:pointer;font-size:15px;font-weight:600;color:var(--text-color);transition:all .25s ease;box-shadow:var(--shadow-sm)}.mypage-google-btn:hover{border-color:var(--primary-color);box-shadow:var(--shadow-md);transform:translateY(-2px)}.mypage-google-btn:active{transform:translateY(0)}.mypage-google-icon{flex-shrink:0}.mypage-login-note{font-size:11px;color:var(--text-light);margin-top:20px;line-height:1.6}.mypage-profile-header{display:flex;align-items:center;gap:16px;margin-bottom:16px}.mypage-profile-avatar img{width:56px;height:56px;border-radius:50%;object-fit:cover;border:2px solid var(--border-color)}.mypage-avatar-placeholder{display:flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:50%;background:var(--bg-color);font-size:28px}.mypage-profile-name{font-size:18px;font-weight:700}.mypage-profile-email{font-size:13px;color:var(--text-light);margin-top:2px}.mypage-logout-btn{width:100%;padding:10px;background:none;border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;font-size:13px;color:var(--text-secondary);transition:all .2s}.mypage-logout-btn:hover{background:#fef2f2;border-color:#fca5a5;color:#dc2626}.mypage-invoices-card{padding:24px}.mypage-invoices-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.mypage-invoices-header h2{font-size:16px;font-weight:700}.mypage-new-invoice-btn{padding:8px 16px;background:var(--primary-color);color:#fff;text-decoration:none;border-radius:20px;font-size:12px;font-weight:600;transition:opacity .2s}.mypage-new-invoice-btn:hover{opacity:.9}.mypage-invoices-empty{text-align:center;padding:40px 20px;color:var(--text-light)}.mypage-invoices-empty p{font-size:14px;margin-bottom:12px}.mypage-create-link{font-size:14px;color:var(--primary-color);text-decoration:none;font-weight:600}.mypage-create-link:hover{text-decoration:underline}.mypage-invoice-item{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--border-color)}.mypage-invoice-item:last-child{border-bottom:none}.mypage-invoice-item-main{flex:1;cursor:pointer;border-radius:8px;padding:12px 16px;margin:-12px 16px -12px -16px;transition:background-color .2s ease}.mypage-invoice-item-main:hover,.mypage-invoice-item-main:focus-visible{background-color:var(--bg-color);outline:none}.mypage-invoice-item-title{font-size:14px;font-weight:600;margin-bottom:6px}.mypage-invoice-item-meta{display:flex;align-items:center;gap:10px;margin-bottom:4px;flex-wrap:wrap}.mypage-invoice-no{font-size:12px;color:var(--text-secondary);background:var(--bg-color);padding:2px 8px;border-radius:4px}.mypage-invoice-amount{font-size:13px;font-weight:700;color:var(--text-color)}.mypage-invoice-status{font-size:11px;padding:2px 8px;border-radius:10px;font-weight:600;white-space:nowrap}.mypage-invoice-status--draft{background:#f3f4f6;color:#6b7280}.mypage-invoice-status--sent{background:#dbeafe;color:#2563eb}.mypage-invoice-status--paid{background:#dcfce7;color:#16a34a}.mypage-invoice-status--received{background:#e8f5e9;color:#2e7d32}.mypage-invoice-item-date{font-size:11px;color:var(--text-light)}.mypage-invoice-item-actions{display:flex;gap:8px;flex-shrink:0}.mypage-invoice-open-btn,.mypage-invoice-duplicate-btn,.mypage-invoice-delete-btn,.mypage-invoice-receive-btn,.mypage-invoice-more-btn{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-sm);cursor:pointer;padding:6px 12px;font-size:13px;color:var(--text-color);transition:all 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img{width:44px;height:44px}.mypage-profile-name{font-size:16px}}.mypage-invoices-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-secondary)}.mypage-invoices-loading p{margin-top:16px;font-size:14px;font-weight:500}.mypage-error-detail{font-size:12px;color:var(--text-secondary);margin:8px 0 20px;background:#fff1f2;padding:10px 16px;border-radius:var(--radius-sm);border:1px solid #fca5a5;max-width:100%;word-break:break-all;font-family:monospace}.receipt-action-area{margin-top:24px;text-align:center}.receipt-action-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:16px;padding:14px 24px;border-radius:50px;font-weight:700;width:100%;cursor:pointer;transition:all .2s ease;border:none;line-height:1.4;text-decoration:none}.receipt-action-btn-primary{background-color:var(--primary-color);color:#fff;box-shadow:0 4px 12px #3a47c64d}.receipt-action-btn-primary:hover:not(:disabled){background-color:#323daa;transform:translateY(-2px);box-shadow:0 6px 16px #3a47c666}.receipt-action-btn-primary:active:not(:disabled){transform:translateY(0)}.receipt-action-btn-done{background-color:#f5f5f5;color:#666;border:1px solid #e0e0e0;box-shadow:none;cursor:default}.receipt-action-btn-done.is-success{background-color:#fff;color:var(--primary-color);border:2px solid var(--primary-color)}.receipt-action-btn:disabled{cursor:not-allowed;opacity:.8}.receipt-status-banner{padding:12px 16px;border-radius:8px;margin-bottom:20px;font-size:14px;display:flex;align-items:center;gap:8px;font-weight:700}.receipt-status-banner.is-success{background-color:#e8f5e9;color:#2e7d32;border:1px solid #c8e6c9}.receipt-status-banner.is-info{background-color:#f5f5f5;color:#666;border:1px solid #e0e0e0}.mode-mypage .inline-flex{display:inline-flex}.mode-mypage .items-center{align-items:center}.mode-mypage .gap-2{gap:.5rem}.mode-mypage 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