:root{color-scheme:light;--color-bg: #f4f5f9;--color-surface: #ffffff;--color-border: #e2e4ea;--color-text: #1f2430;--color-muted: #6b7280;--color-primary: #4338ca;--color-primary-dark: #362d9c;--color-sidebar-bg: #14172b;--color-sidebar-text: #b6b9ce;font-family:Hiragino Kaku Gothic ProN,Yu Gothic,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--color-bg);color:var(--color-text)}a{color:inherit}.portal-shell{min-height:100vh;display:flex}.portal-sidebar{width:240px;flex-shrink:0;background:var(--color-sidebar-bg);color:var(--color-sidebar-text);padding:24px 16px;display:flex;flex-direction:column;gap:28px}.portal-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;color:#fff;padding:0 8px}.portal-logo-mark{font-size:20px}.portal-sidebar-nav{display:flex;flex-direction:column;gap:4px}.portal-sidebar-nav a{text-decoration:none;padding:10px 12px;border-radius:8px;font-size:14px;color:var(--color-sidebar-text)}.portal-sidebar-nav a:hover{background:#ffffff0f;color:#fff}.portal-sidebar-nav a.active{background:var(--color-primary);color:#fff}.portal-sidebar-nav a.disabled{pointer-events:none;opacity:.4}.portal-main{flex:1;display:flex;flex-direction:column}.portal-header{padding:20px 32px;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.portal-header-title{font-weight:600;font-size:15px}.portal-welcome{padding:32px 32px 8px}.portal-welcome h1{margin:0 0 8px;font-size:22px}.portal-welcome p{margin:0;color:var(--color-muted);font-size:14px}.portal-grid{padding:24px 32px 32px;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}.feature-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:14px;padding:24px;text-decoration:none;color:var(--color-text);display:flex;flex-direction:column;gap:8px;position:relative;box-shadow:0 2px 8px #14172b0a;transition:transform .1s ease,box-shadow .1s ease}.feature-card:hover{transform:translateY(-2px);box-shadow:0 8px 20px #14172b14;border-color:var(--color-primary)}.feature-card.disabled{pointer-events:none;opacity:.55}.feature-icon{font-size:28px}.feature-name{font-weight:700;font-size:16px}.feature-desc{color:var(--color-muted);font-size:13px;line-height:1.5}.feature-badge{position:absolute;top:16px;right:16px;background:#eef1f6;color:var(--color-muted);font-size:11px;padding:2px 8px;border-radius:999px}.portal-construction{margin:8px 32px 32px;background:var(--color-surface);border:1px dashed var(--color-border);border-radius:14px;padding:48px 24px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px}.construction-icon{font-size:32px}.construction-title{font-weight:700;font-size:16px}.construction-desc{margin:0;color:var(--color-muted);font-size:13px}