:root{--purple:#7c3aed;--purple-light:#ede9fe;--purple-mid:#c4b5fd;--green:#16a34a;--green-light:#dcfce7;--text:#1e1b2e;--text-muted:#6b7280;--bg:#f5f3ff;--card-bg:#fff;--border:#e5e7eb;--shadow:0 4px 24px #7c3aed14, 0 1px 4px #0000000f;--radius:14px;--radius-sm:8px;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:system-ui,Segoe UI,Roboto,sans-serif;font-size:16px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--purple:#a78bfa;--purple-light:#2e1f5e;--purple-mid:#7c3aed;--green:#4ade80;--green-light:#052e16;--text:#f1f0f5;--text-muted:#9ca3af;--bg:#0f0d1a;--card-bg:#1a1628;--border:#2e2a3e;--shadow:0 4px 24px #0006}}*,:before,:after{box-sizing:border-box}body{min-height:100svh;margin:0}#root{flex-direction:column;min-height:100svh;display:flex}h1,h2,h3{margin:0;line-height:1.2}p{margin:0}button{cursor:pointer;font-family:inherit}.page{flex-direction:column;flex:1;align-items:center;gap:24px;padding:40px 16px 24px;display:flex}.page-header{text-align:center;max-width:520px}.header-badge{letter-spacing:.06em;text-transform:uppercase;color:var(--purple);background:var(--purple-light);border-radius:999px;margin-bottom:16px;padding:4px 12px;font-size:.75rem;font-weight:600;display:inline-block}.page-header h1{letter-spacing:-.03em;color:var(--text);margin-bottom:10px;font-size:clamp(1.8rem,5vw,2.6rem);font-weight:800}.header-subtitle{color:var(--text-muted);max-width:380px;margin:0 auto;font-size:1rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:560px;box-shadow:var(--shadow);padding:28px}.excuse-form{flex-direction:column;gap:18px;display:flex}.form-row{grid-template-columns:1fr 1fr;gap:12px;display:grid}@media (width<=480px){.form-row{grid-template-columns:1fr}}.form-group{flex-direction:column;gap:6px;display:flex}.form-group label{color:var(--text);font-size:.85rem;font-weight:600}.optional{color:var(--text-muted);font-weight:400}.form-group select,.form-group textarea{border:1.5px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--card-bg);resize:vertical;appearance:none;padding:10px 12px;font-family:inherit;font-size:.95rem;transition:border-color .15s,box-shadow .15s}.form-group select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-position:right 10px center;background-repeat:no-repeat;padding-right:32px}.form-group select:focus,.form-group textarea:focus{border-color:var(--purple);outline:none;box-shadow:0 0 0 3px #7c3aed1f}.form-error{color:#dc2626;border-radius:var(--radius-sm);background:#fef2f2;border:1px solid #fecaca;margin:0;padding:10px 14px;font-size:.875rem}.btn-primary{background:var(--purple);color:#fff;border-radius:var(--radius-sm);border:none;justify-content:center;align-items:center;gap:8px;margin-top:4px;padding:13px 20px;font-size:.95rem;font-weight:700;transition:opacity .15s,transform .1s;display:flex}.btn-primary:hover:not(:disabled){opacity:.9;transform:translateY(-1px)}.btn-primary:disabled{opacity:.65;cursor:not-allowed}.btn-secondary{width:100%;color:var(--purple);border:1.5px solid var(--purple-mid);border-radius:var(--radius-sm);background:0 0;margin-top:4px;padding:12px;font-size:.9rem;font-weight:600;transition:background .15s}.btn-secondary:hover{background:var(--purple-light)}.spinner{border:2px solid #fff6;border-top-color:#fff;border-radius:50%;width:14px;height:14px;animation:.7s linear infinite spin;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.excuse-result{flex-direction:column;gap:14px;display:flex}.result-card{border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:16px 18px}.result-card--main{border-color:var(--purple-mid);background:var(--purple-light)}.result-card--whatsapp{background:var(--green-light);border-color:#86efac}.result-card--tip{background:#fffbeb;border-color:#fde68a}@media (prefers-color-scheme:dark){.result-card--tip{background:#1c1700;border-color:#854d0e}}.result-card-header{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;display:flex}.result-tag{letter-spacing:.05em;text-transform:uppercase;color:var(--text-muted);align-items:center;gap:5px;font-size:.75rem;font-weight:700;display:flex}.result-text{color:var(--text);font-size:.975rem;line-height:1.65}.result-text--short{font-size:.95rem;font-style:italic}.btn-copy{border:1.5px solid var(--border);background:var(--card-bg);color:var(--text-muted);white-space:nowrap;border-radius:999px;flex-shrink:0;align-items:center;gap:4px;padding:4px 12px;font-size:.78rem;font-weight:600;transition:all .15s;display:inline-flex}.btn-copy:hover{border-color:var(--purple);color:var(--purple)}.btn-copy--done{border-color:var(--green);color:var(--green);background:var(--green-light)}.page-footer{color:var(--text-muted);text-align:center;padding-bottom:8px;font-size:.8rem}