:root{--brand-main-indigo: #3f51b5;--brand-main-indigo-dark: #303f9f;--brand-main-indigo-light: #e8eaf6;--brand-main-indigo-filter: #f5f9ff;--brand-accent-orange: #ff9800;--brand-accent-green: #4caf50;--brand-accent-green-dark: #45a049;--brand-accent-yellow: #ffc107;--brand-accent-pink: #ff4081;--brand-dark-green: #388e3c;--text-primary-dark: #333;--text-secondary-gray: #666;--text-tertiary-light: #999;--text-placeholder-gray: #bbb;--text-white: #fff;--text-blue-dark: #1565c0;--text-blue-gray: #495057;--bg-surface-white: #fff;--bg-light-gray: #f5f5f5;--bg-lighter-gray: #f8f9fd;--bg-card-gray: #f9f9f9;--bg-example-gray: #f8f8f8;--bg-header-gray: #f8f9fa;--bg-shipping-gray: #fff0f0;--bg-favorite-gray: #fff0f5;--bg-info-gray: #f0f8ff;--bg-transparent-black: rgba(0, 0, 0, .5);--bg-transparent-white: rgba(255, 255, 255, .8);--ui-success-green: #4caf50;--ui-warning-amber: #ff9800;--ui-danger-red: #e53935;--ui-info-blue: #2196f3;--border-light-gray: #ddd;--border-lighter-gray: #eee;--border-medium-gray: #ccc;--border-lighter-blue: #e9ecef;--border-medium-blue: #ced4da;--border-focus-green: #81c784;--gray-50: #fafafa;--gray-100: #f5f5f5;--gray-200: #eee;--gray-300: #e0e0e0;--gray-400: #bdbdbd;--gray-500: #9e9e9e;--gray-600: #666;--gray-700: #424242;--gray-800: #333;--gray-900: #212121;--shadow-light: 0 1px 3px rgba(0, 0, 0, .1);--shadow-medium: 0 2px 5px rgba(0, 0, 0, .1);--shadow-heavy: 0 4px 10px rgba(0, 0, 0, .15);--shadow-kpi: 0 2px 8px rgba(0, 0, 0, .05);--shadow-section: 0 2px 8px rgba(0, 0, 0, .1);--shadow-favorite: 0 2px 8px rgba(0, 0, 0, .15);--shadow-card: 0 4px 12px rgba(0, 0, 0, .1);--shadow-card-hover: 0 4px 16px rgba(0, 0, 0, .15);--shadow-toast: 0 4px 12px rgba(0, 0, 0, .15);--shadow-badge: 0 2px 4px rgba(0, 0, 0, .2);--shadow-modal: 0 4px 20px rgba(0, 0, 0, .15);--shadow-login: 0 20px 40px rgba(0, 0, 0, .1);--shadow-sidebar: 4px 0 10px rgba(0, 0, 0, .1);--shadow-sidebar-end: 0 4px 10px rgba(0, 0, 0, .1);--shadow-menu: 0 8px 24px rgba(0, 0, 0, .15);--shadow-sidenav: -2px 0px 8px rgba(0, 0, 0, .1);--shadow-focus: 0 0 0 2px rgba(63, 81, 181, .2);--shadow-focus-strong: 0 0 0 3px rgba(63, 81, 181, .1);--shadow-btn-primary: 0 4px 12px rgba(63, 81, 181, .3);--shadow-btn-primary-hover: 0 6px 20px rgba(63, 81, 181, .4);--alpha-black-05: rgba(0, 0, 0, .05);--alpha-black-02: rgba(0, 0, 0, .2);--alpha-black-03: rgba(0, 0, 0, .3);--alpha-black-06: rgba(0, 0, 0, .6);--alpha-black-07: rgba(0, 0, 0, .7);--alpha-black-08: rgba(0, 0, 0, .8);--alpha-black-09: rgba(0, 0, 0, .9);--alpha-white-05: rgba(255, 255, 255, .05);--alpha-white-01: rgba(255, 255, 255, .1);--alpha-white-03: rgba(255, 255, 255, .3);--alpha-white-08: rgba(255, 255, 255, .8);--alpha-white-09: rgba(255, 255, 255, .9);--alpha-indigo-01: rgba(63, 81, 181, .1);--alpha-indigo-02: rgba(63, 81, 181, .2);--alpha-red-05: rgba(229, 57, 53, .05);--alpha-red-01: rgba(229, 57, 53, .1);--alpha-red-02: rgba(229, 57, 53, .2);--alpha-orange-01: rgba(255, 152, 0, .1);--alpha-orange-02: rgba(255, 152, 0, .2);--alpha-blue-01: rgba(33, 150, 243, .1);--alpha-blue-02: rgba(33, 150, 243, .2);--alpha-gray-01: rgba(158, 158, 158, .1);--alpha-gray-02: rgba(158, 158, 158, .2);--alpha-green-01: rgba(76, 175, 80, .1);--stats-green-dark: #3d8b40;--stats-orange-dark: #e69500;--stats-red-dark: #d32f2f;--stats-blue-dark: #1976d2;--stats-purple: #673ab7;--status-warning-text: #856404;--status-warning-text-light: #e65100;--status-notice-text: #f57c00;--status-success-bg: #e8f5e9;--status-info-bg: #e3f2fd;--status-warning-bg: #fff3cd;--status-error-bg: #ffebee;--status-pending-bg: #ececec;--status-completed-bg: #ececec;--status-notice-bg: #ff8a80;--status-disabled-bg: #c5cae9;--status-success-border: #66bb6a;--status-warning-border: #ffeaa7;--status-error-border: #ef5350;--status-notice-border: #fce4ec;--color-white: #fff;--color-black: #000;--ui-disabled-bg: #f0f0f0;--ui-hover-bg: #f8f9fd;--login-gradient-start: #667eea;--login-gradient-end: #764ba2;--login-light-bg: #6c53aa;--condition-badge-new: rgba(76, 175, 80, .9);--condition-badge-used: rgba(255, 152, 0, .9);--condition-badge-damaged: rgba(244, 67, 54, .9);--buyer-primary-dark: #c62828;--buyer-primary-light: #ffebee;--buyer-success-dark: #2e7d32;--service-yauction: #ff5722;--service-yauction-dark: #e64a19;--service-yauction-light: #fff3e0;--service-yauction-filter: #fff8f5;--service-yauction-border: #ffcc80;--service-yauction-badge: rgba(255, 87, 34, .9);--service-yauction-shadow-03: 0 4px 20px rgba(255, 152, 0, .3);--service-yauction-pulse-01: 0 0 0 0 rgba(255, 152, 0, .7);--service-yauction-pulse-02: 0 0 0 10px rgba(255, 152, 0, 0);--service-yauction-pulse-03: 0 0 0 0 rgba(255, 152, 0, 0);--service-yauction-success: 0 4px 20px rgba(76, 175, 80, .3);--service-mercari: #e60012;--service-mercari-dark: #c5001c;--service-mercari-medium: #ff4444;--service-mercari-filter: #fff3f3;--service-mercari-border: #ffcdd2;--service-mercari-badge: rgba(230, 0, 18, .9);--service-mercari-shadow-01: 0 0 0 2px rgba(230, 0, 18, .1);--service-mercari-shadow-03: 0 4px 20px rgba(230, 0, 18, .3);--service-mercari-pulse-01: 0 0 0 0 rgba(230, 0, 18, .7);--service-mercari-pulse-02: 0 0 0 10px rgba(230, 0, 18, 0);--service-mercari-pulse-03: 0 0 0 0 rgba(230, 0, 18, 0);--service-mercari-success: 0 4px 20px rgba(255, 68, 68, .3);--sidebar-width: 240px;--sidebar-collapsed-width: 64px;--header-height: 64px;--footer-height: 50px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 24px}@media(prefers-color-scheme:xdark){:root{--bg-surface-white: #1a1a1a;--text-primary-dark: #fff;--text-secondary-gray: #ccc;--bg-light-gray: #2a2a2a}}@media print{:root{--shadow-light: none;--shadow-medium: none;--shadow-heavy: none}}html[lang=ja] body{font-family:Noto Sans JP,sans-serif}html[lang=en] body{font-family:Noto Sans,sans-serif}html[lang=ko] body{font-family:Noto Sans KR,sans-serif}.dialog-overlay{display:flex;position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-transparent-black);z-index:1300;justify-content:center;align-items:center;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.dialog-container{background:var(--color-white);border-radius:8px;width:100%;max-width:444px;box-shadow:var(--shadow-modal);animation:dialog-in .2s ease}.dialog-title{padding:16px 24px;display:flex;align-items:center;gap:8px;font-size:18px;font-weight:600}.dialog-content{padding:8px 24px 16px;font-size:14px;line-height:1.6;white-space:pre-line;color:var(--text-primary-dark)}.dialog-actions{padding:12px 24px 16px;display:flex;justify-content:flex-end;gap:8px}.dialog-actions .btn{padding:8px 16px}@keyframes dialog-in{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}