:root{--color-primary: #FF5A5F;--color-primary-hover: #E84A4F;--color-primary-gradient-start: #E61E4D;--color-primary-gradient-end: #D70466;--color-text: #222222;--color-text-secondary: #717171;--color-text-muted: #686e74;--color-border: #EBEBEB;--color-border-light: rgba(0, 0, 0, .08);--color-bg: #FFFFFF;--color-bg-secondary: #F7F7F7;--color-bg-hover: #F8F8F8;--color-accent: #078abc;--color-accent-text: #109fc2;--font-sans: "Circular", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans TC", sans-serif;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 22px;--font-size-2xl: 26px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-pill: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1), 0 0 0 1px rgba(0, 0, 0, .04);--shadow-lg: 0 6px 16px rgba(0, 0, 0, .12);--shadow-xl: 0 8px 24px rgba(0, 0, 0, .15);--transition-fast: .15s ease;--transition-normal: .2s ease;--bp-sm: 576px;--bp-md: 768px;--bp-lg: 992px;--bp-xl: 1200px;--bp-2xl: 1640px}body{margin:0;font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--color-text);background:var(--color-bg)}*{box-sizing:border-box}a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}img{max-width:100%;height:auto;vertical-align:middle}.app-shell[data-v-f5ef2681]{min-height:100vh;display:flex;flex-direction:column}.site-header[data-v-f5ef2681]{position:sticky;top:0;z-index:200;background:var(--color-bg);border-bottom:1px solid var(--color-border-light);box-shadow:var(--shadow-sm)}.site-header__inner[data-v-f5ef2681]{max-width:1280px;margin:0 auto;padding:0 24px;height:80px;display:flex;align-items:center;justify-content:space-between}.site-header__logo[data-v-f5ef2681]{display:inline-flex;align-items:center;font-weight:var(--font-weight-bold);font-size:var(--font-size-lg);color:var(--color-primary)}.site-header__logo-text[data-v-f5ef2681]{letter-spacing:-.02em}.site-header__nav[data-v-f5ef2681]{display:flex;align-items:center;gap:8px}.site-header__link[data-v-f5ef2681]{padding:12px 16px;font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text);border-radius:var(--radius-pill);transition:background var(--transition-fast)}.site-header__link[data-v-f5ef2681]:hover{background:var(--color-bg-secondary)}.site-main[data-v-f5ef2681]{flex:1}