:root{--ink: #1B2333;--ink-soft: #2A3448;--canvas: #EEF1F6;--canvas-card: #FFFFFF;--accent: #4C5FD5;--accent-soft: #E4E7FB;--text: #1B2333;--text-muted: #6B7280;--border: #DDE2EA;--radius: 10px;font-family:Inter,system-ui,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--canvas);color:var(--text)}h1,h2,h3,h4{font-family:Space Grotesk,Inter,sans-serif;margin:0}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit;font-size:14px}.loading{display:flex;align-items:center;justify-content:center;height:100vh;color:var(--text-muted)}.auth-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--ink)}.auth-card{background:var(--canvas-card);padding:40px;border-radius:16px;width:380px;box-shadow:0 20px 60px #0000004d}.auth-brand{display:flex;align-items:center;gap:8px;font-family:Space 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#00000014}.board-tile-stripe{position:absolute;top:0;left:0;right:0;height:8px;background:var(--board-color)}.board-tile-open{width:100%;height:100%;background:none;border:none;text-align:left;display:flex;align-items:flex-end;padding:0}.board-tile-title{padding:16px;font-weight:600;font-size:15px}.board-tile-edit{height:100%;display:flex;align-items:flex-end;padding:16px}.board-tile-edit input{width:100%;font-weight:600;font-size:15px;font-family:inherit;border:1px solid var(--accent);border-radius:6px;padding:4px 6px}.board-tile-actions{position:absolute;top:12px;right:8px;display:flex;gap:2px;opacity:0;transition:opacity .15s ease}.board-tile:hover .board-tile-actions,.board-tile:focus-within .board-tile-actions{opacity:1}.board-tile-action{background:#ffffffe6;border:1px solid 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