*{box-sizing:border-box;margin:0;padding:0}:root{--font-body:"Monaco", Monospace;--font-handwritten:"Caveat", cursive;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-xl:28px;--shadow-sm:0 2px 8px #00000014;--shadow-md:0 4px 16px #0000001f;--shadow-lg:0 8px 32px #00000029;--transition-fast:.15s ease;--transition-normal:.3s ease;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--spacing-2xl:48px}[data-theme=sakura]{--bg:#fff5f7;--surface:#ffeef2;--accent:#e8829a;--accent-light:#f5c5d0;--accent-dark:#c45a72;--text:#3d1c26;--text-muted:#8b5a67;--border:#f5c5d0;--chip-shadow:#f9a8be;--success:#4caf50;--warning:#ff9800;--error:#f44336}body{font-family:var(--font-body);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}input,button,textarea{font-family:inherit}button{cursor:pointer;background:0 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var(--transition-fast);font-size:1rem;font-weight:600;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dark);box-shadow:var(--shadow-md);transform:translateY(-2px)}.btn-primary:disabled{background:var(--border);color:var(--text-muted);cursor:not-allowed;box-shadow:none;transform:none}.btn-secondary{background:var(--surface);color:var(--text);border:2px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-ghost{color:var(--text-muted)}.btn-ghost:hover{color:var(--text)}.btn-large{padding:var(--spacing-lg) var(--spacing-xl);width:100%;font-size:1.1rem}.card{border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-md);border:2px dashed var(--border);background:#fff}.receipt-card{border:3px dashed var(--accent-light);border-radius:var(--radius-xl);padding:var(--spacing-lg);box-shadow:var(--shadow-lg);background:linear-gradient(135deg,#fffefb 0%,#fff8f0 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var(--transition-fast);border-radius:50px;font-size:.9rem;font-weight:600;display:inline-flex}.chip-person{border-radius:50%;justify-content:center;min-width:32px;height:32px;padding:0;font-size:.85rem}.chip-assignable{cursor:pointer;opacity:.5}.chip-assignable:hover{opacity:.8;transform:scale(1.1)}.chip-assignable.active{opacity:1;box-shadow:0 2px 8px #0003}.progress-bar{background:var(--border);border-radius:50px;height:12px;overflow:hidden}.progress-fill{background:var(--accent);height:100%;transition:width var(--transition-normal);border-radius:50px}.avatar{width:40px;height:40px;color:var(--text);border-radius:50%;justify-content:center;align-items:center;font-size:.9rem;font-weight:700;display:flex}.avatar-large{width:56px;height:56px;font-size:1.2rem}.item-row{align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) 0;border-bottom:1px dashed 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slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.text-sm{font-size:.875rem}.font-handwritten{font-family:var(--font-handwritten)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.mt-auto{margin-top:auto}.w-full{width:100%}.hidden{display:none}.remove-btn{background:var(--border);width:24px;height:24px;color:var(--text-muted);transition:all 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var(--transition-fast);justify-content:center;align-items:center;font-size:1.25rem;display:flex}.emoji-option:hover{background:var(--surface);transform:scale(1.1)}