:root{--color-bg: #f4f5f7;--color-panel: #ffffff;--color-border: #d7dae0;--color-text: #1f2328;--color-text-muted: #5b6270;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-danger: #dc2626;--color-success: #15803d;--radius: 10px;--gap: 1rem;font-family:system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--color-bg);color:var(--color-text)}#app{min-height:100vh}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}button{font:inherit}.btn{border:1px solid transparent;border-radius:6px;padding:.5rem 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var(--color-success);border-radius:8px;padding:.75rem 2.5rem .75rem 1rem;box-shadow:0 4px 12px #00000026;z-index:200;max-width:min(500px,90vw)}.toast--error{border-left-color:var(--color-danger)}.toast__close{position:absolute;top:.4rem;right:.5rem;border:none;background:transparent;cursor:pointer;font-size:1.1rem;color:var(--color-text-muted)}