:root{--color-background: #FFFFFF;--color-background-light: #F5F7FA;--color-background-alt: #EEF1F5;--color-card-bg: #FFFFFF;--color-primary: #0066B3;--color-primary-hover: #004C8C;--color-primary-dark: #003D6B;--color-secondary: #FDC300;--color-white: #FFFFFF;--color-border: #E0E4E8;--color-text: #1A1A1A;--color-text-primary: #1A1A1A;--color-text-secondary: #4A4A4A;--color-text-muted: #6B7280;--color-chart-yellow: #FDC300;--color-chart-orange: #FF6B00;--color-chart-silver: #9CA3AF;--color-chart-safety: #0066B3;--color-success: #28a745;--color-danger: #dc3545;--color-warning: #ffc107;--color-info: #0066B3;--color-shadow-black: rgba(0, 0, 0, .08);--color-shadow-black-light: rgba(0, 0, 0, .05);--color-shadow-black-lighter: rgba(0, 0, 0, .03);--color-shadow-black-medium: rgba(0, 0, 0, .12);--color-shadow-black-dark: rgba(0, 0, 0, .04);--color-primary-alpha-1: rgba(0, 102, 179, .08);--color-primary-alpha-2: rgba(0, 102, 179, .12);--color-primary-alpha-3: rgba(0, 102, 179, .18);--color-primary-alpha-25: rgba(0, 102, 179, .25);--color-gray-900: #111827;--color-gray-800: #1f2937;--color-gray-700: #374151;--color-gray-500: #6b7280;--color-gray-400: #9ca3af;--color-gray-300: #d1d5db;--color-gray-200: #E5E7EB;--color-gray-100: #F3F4F6;--color-card-bg-variant: #F9FAFB;--container-max-width: 1280px;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-xxl: 3rem;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-xxl: 1.5rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--border-radius-sm: .25rem;--border-radius-md: .375rem;--border-radius-lg: .5rem;--border-radius-xl: .75rem;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background-color:var(--color-background);color:var(--color-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;min-height:100vh}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-hover)}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}img{max-width:100%;height:auto;display:block}#app{min-height:100vh;display:flex;flex-direction:column}main{flex:1}.container{width:100%;max-width:var(--container-max-width);margin-left:auto;margin-right:auto;padding-left:var(--spacing-md);padding-right:var(--spacing-md)}.container--narrow{max-width:800px}.corp-button{display:inline-block;padding:var(--spacing-sm) var(--spacing-xl);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold)}.corp-button--primary{background-color:var(--color-primary);color:var(--color-white)}.corp-button--primary:hover{background-color:var(--color-primary-hover);color:var(--color-white)}.corp-header{background-color:var(--color-white);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm)}.corp-header--fixed{position:sticky;top:0;z-index:50}.corp-header__inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;position:relative}.corp-header__brand{color:var(--color-primary);font-size:var(--font-size-lg);font-weight:var(--font-weight-bold)}.corp-header__brand:hover{color:var(--color-primary-hover)}.corp-header__toggler{display:none;border:none;background:transparent;padding:var(--spacing-sm);color:var(--color-text)}.corp-header__toggler-icon{display:block;width:22px;height:2px;background:currentColor;box-shadow:0 6px 0 currentColor,0 -6px 0 currentColor}.corp-header__menu{display:flex}.corp-header__list{display:flex;list-style:none;gap:var(--spacing-lg)}.corp-header__link{color:var(--color-text);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium)}.corp-header__link:hover,.corp-header__link--active{color:var(--color-primary)}.corp-footer{margin-top:auto;background-color:var(--color-gray-900);color:var(--color-gray-300)}.corp-footer__inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:var(--spacing-xl);padding-top:var(--spacing-xxl);padding-bottom:var(--spacing-xl)}.corp-footer__brand{color:var(--color-white);font-size:var(--font-size-lg);margin-bottom:var(--spacing-sm)}.corp-footer__heading{color:var(--color-white);font-size:var(--font-size-sm);margin-bottom:var(--spacing-md)}.corp-footer__text{color:var(--color-gray-400);font-size:var(--font-size-sm)}.corp-footer__list{list-style:none}.corp-footer__list li{margin-bottom:var(--spacing-sm)}.corp-footer__link{color:var(--color-gray-400);font-size:var(--font-size-sm)}.corp-footer__link:hover{color:var(--color-white)}.corp-footer__copyright{text-align:center;border-top:1px solid var(--color-gray-700);padding:var(--spacing-lg);font-size:var(--font-size-xs);color:var(--color-gray-500)}.corp-page__hero{padding:var(--spacing-xxl) 0 var(--spacing-xl)}.corp-page__section{padding:var(--spacing-xl) 0 var(--spacing-xxl)}.corp-page__title{font-size:var(--font-size-3xl);line-height:1.2;margin-bottom:var(--spacing-sm)}.corp-page__subtitle{color:var(--color-text-secondary);font-size:var(--font-size-lg)}.corp-home__hero{background:linear-gradient(120deg,var(--color-primary-dark),var(--color-primary));padding:calc(var(--spacing-xxl) * 1.5) 0}.corp-home__hero-content{max-width:780px}.corp-home__eyebrow{color:var(--color-secondary);margin-bottom:var(--spacing-sm);font-weight:var(--font-weight-semibold)}.corp-home__hero-title{color:var(--color-white);font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.2;margin-bottom:var(--spacing-md)}.corp-home__hero-subtitle{color:var(--color-white);margin-bottom:var(--spacing-xl)}.corp-home__section{padding:var(--spacing-xxl) 0}.corp-home__section--alt{background:var(--color-background-light)}.corp-section__title{font-size:var(--font-size-2xl);margin-bottom:var(--spacing-lg)}.corp-home__scope-grid,.corp-home__advantage-grid,.corp-home__process-grid,.corp-home__news-grid,.corp-business__grid,.corp-news__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--spacing-lg)}.corp-card{background:var(--color-card-bg);border:1px solid var(--color-border);border-radius:var(--border-radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-sm)}.corp-card__meta{color:var(--color-text-muted);font-size:var(--font-size-sm);margin-bottom:var(--spacing-sm)}.corp-card__title{font-size:var(--font-size-lg);margin-bottom:var(--spacing-sm)}.corp-card__text{color:var(--color-text-secondary)}.corp-card__link{display:inline-block;margin-top:var(--spacing-md);color:var(--color-primary);font-weight:var(--font-weight-medium)}.corp-card__link:hover{text-decoration:underline}.corp-article{border-bottom:1px solid var(--color-border);padding:var(--spacing-lg) 0}.corp-article:last-child{border-bottom:none}.corp-article__title{font-size:var(--font-size-xl);margin-bottom:var(--spacing-sm)}.corp-article__text{color:var(--color-text-secondary);line-height:1.7;margin-bottom:var(--spacing-md)}.corp-news-detail__nav{margin-bottom:var(--spacing-lg)}@media(max-width:960px){.corp-header__brand{font-size:var(--font-size-base)}.corp-footer__inner,.corp-home__scope-grid,.corp-home__advantage-grid,.corp-home__process-grid,.corp-home__news-grid,.corp-business__grid,.corp-news__grid{grid-template-columns:1fr}}@media(max-width:768px){.corp-header__toggler{display:block}.corp-header__menu{position:absolute;top:100%;left:0;right:0;background:var(--color-white);border-bottom:1px solid var(--color-border);max-height:0;overflow:hidden}.corp-header__menu--open{max-height:320px}.corp-header__list{flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-md)}}