:root{--color-primary: #1a1a2e;--color-primary-light: #2a2a4e;--color-accent: #e94560;--color-accent-hover: #c73652;--color-success: #2ecc71;--color-warning: #f39c12;--color-danger: #e74c3c;--color-info: #3498db;--color-bg: #f5f6fa;--color-card: #ffffff;--color-border: #e0e0e0;--color-border-light: #f0f0f0;--color-text-primary: #1a1a2e;--color-text-secondary: #6b7280;--color-text-muted: #9ca3af;--color-text-inverse: #ffffff;--sidebar-width: 240px;--sidebar-collapsed-width: 64px;--topbar-height: 60px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--z-sidebar: 100;--z-topbar: 90;--z-dropdown: 200;--z-modal: 300;--z-toast: 400}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:var(--font-size-md);color:var(--color-text-primary);background:var(--color-bg);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit;text-decoration:none}ul,ol{list-style:none}img,svg{display:block;max-width:100%}button{cursor:pointer;border:none;background:none;font-family:inherit;font-size:inherit}input,select,textarea{font-family:inherit;font-size:inherit}.text-xs{font-size:var(--font-size-xs)}.text-sm{font-size:var(--font-size-sm)}.text-md{font-size:var(--font-size-md)}.text-lg{font-size:var(--font-size-lg)}.text-xl{font-size:var(--font-size-xl)}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-danger{color:var(--color-danger)}.text-accent{color:var(--color-accent)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.card{background:var(--color-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border-light);padding:var(--space-lg)}.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:var(--radius-full);font-size:var(--font-size-xs);font-weight:600;letter-spacing:.02em;text-transform:uppercase}.badge--success{background:#2ecc7126;color:#1a9c52}.badge--warning{background:#f39c1226;color:#c07d0a}.badge--danger{background:#e74c3c26;color:#c0392b}.badge--info{background:#3498db26;color:#2471a3}.badge--neutral{background:#6b72801f;color:#4b5563}.btn{display:inline-flex;align-items:center;gap:var(--space-sm);padding:8px 20px;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:600;transition:background .2s,opacity .2s,box-shadow .2s;cursor:pointer;border:none}.btn--primary{background:var(--color-accent);color:#fff}.btn--primary:hover{background:var(--color-accent-hover)}.btn--secondary{background:var(--color-bg);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn--secondary:hover{background:var(--color-border-light)}.btn--ghost{background:transparent;color:var(--color-text-secondary)}.btn--ghost:hover{background:var(--color-bg)}.btn--sm{padding:4px 12px;font-size:var(--font-size-xs)}.btn--icon{padding:8px;border-radius:var(--radius-md)}.form-group{display:flex;flex-direction:column;gap:var(--space-xs)}.form-label{font-size:var(--font-size-sm);font-weight:500;color:var(--color-text-secondary)}.form-control{padding:8px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--color-text-primary);background:var(--color-card);transition:border-color .2s,box-shadow .2s;outline:none}.form-control:focus{border-color:var(--color-accent);box-shadow:0 0 0 3px #e945601f}.form-control::placeholder{color:var(--color-text-muted)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:silver}.material-icons{font-size:20px;line-height:1;vertical-align:middle;-webkit-user-select:none;user-select:none}@media(max-width:768px){.hide-mobile{display:none!important}}@media(min-width:769px){.hide-desktop{display:none!important}}.table-responsive{overflow-x:auto;-webkit-overflow-scrolling:touch}@media(max-width:768px){.form-row{flex-direction:column!important}.form-grid{grid-template-columns:1fr!important}}.tabs-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.tabs-scroll::-webkit-scrollbar{display:none}