:root{--primary: #1a237e;--primary-light: #3949ab;--accent: #00897b;--bg: #f5f6fa;--card-bg: #ffffff;--text: #1a1a2e;--text-light: #5c5c7a;--border: #e0e2ef;--success: #2e7d32;--danger: #c62828}#app-header{position:sticky;top:0;z-index:100}.app-header-strip{background:var(--primary);height:48px;display:flex;align-items:center}@media(min-width:768px){.app-header-strip{height:56px}}.app-header-inner{width:100%;padding:0 16px;display:flex;align-items:center;justify-content:space-between}@media(min-width:768px){.app-header-inner{padding:0 24px}}.app-header-home{color:#fff;font-size:.85rem;font-weight:700;text-decoration:none;letter-spacing:.02em;white-space:nowrap}.app-header-home:hover{opacity:.85}.app-header-right{display:flex;align-items:center;gap:.5rem}.auth-compact{font-size:.78rem;color:#ffffffbf}.auth-compact a{color:#ffffffe6;text-decoration:none;font-weight:500}.auth-compact a:hover{color:#fff}.app-breadcrumb-bar{background:var(--primary);border-top:1px solid rgba(255,255,255,.1);padding:4px 16px 5px}@media(min-width:768px){.app-breadcrumb-bar{padding:4px 24px 5px}}.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:0}.bc-link{font-size:13px;color:var(--text-light);color:#ffffff8c;text-decoration:none}.bc-link:hover{text-decoration:underline;color:#ffffffd9}.bc-sep{font-size:13px;color:#ffffff59;margin:0 5px;line-height:1}.bc-current{font-size:15px;font-weight:700;color:#fff}.app-breadcrumb-bar.bc-hidden{display:none}