:root{--primary: #1e4db7;--primary-accent: #2460d3;--background: #f9fafb;--text: #111827;--muted: #6b7280;--neutral: #e5e7eb;--white: #ffffff}body{background-color:var(--background);color:var(--text);font-family:Poppins,sans-serif;line-height:1.6}.appointment-carousel{max-width:600px;background:var(--white);margin:3rem auto;padding:2rem;border-radius:12px;box-shadow:0 10px 25px #0000000d}.title{font-size:1.75rem;font-weight:700;color:var(--white);background-color:var(--primary);padding:1rem;border-radius:8px 8px 0 0;text-align:center}.subtitle,.step-indicator{color:var(--muted);font-size:1rem;text-align:center;margin-bottom:1.5rem}.step-title{font-size:1.5rem;font-weight:600;color:var(--text);margin-bottom:1rem;text-align:left}.search-bar input,#datePicker,.form-group input,select{width:100%;padding:.75rem;border-radius:8px;border:1px solid var(--neutral);font-size:1rem;transition:.3s ease}.search-bar input:focus,.form-group input:focus,#datePicker:focus,select:focus{outline:none;box-shadow:0 0 0 3px #1e4db74d}.search-bar{margin-bottom:1.5rem}.carousel{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}.card{flex:0 0 calc(50% - 1rem);max-width:calc(50% - 1rem);background:var(--white);border:1px solid var(--neutral);border-radius:10px;padding:1rem;box-shadow:0 2px 6px #0000000d;transition:all .3s ease;text-align:center}.card:hover{transform:translateY(-3px);box-shadow:0 4px 12px #0000001a}.card img{max-width:60px;margin-bottom:.5rem}.card span{font-weight:500;color:var(--text)}.models-container,.problems-container,.time-slots{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-bottom:1.5rem}.model-card,.problem-card,.time-slot{background:var(--white);border:1px solid var(--neutral);border-radius:8px;padding:1rem;text-align:center;cursor:pointer;transition:all .3s ease;font-weight:500;min-width:120px}.model-card:hover,.problem-card:hover,.time-slot:hover{background-color:var(--neutral)}.model-card.selected,.problem-card.selected,.time-slot.selected{background-color:var(--primary);color:#fff;border-color:var(--primary)}.date-time-selector{text-align:center;margin-bottom:2rem}.client-form{margin-top:1rem}.form-group{margin-bottom:1rem;text-align:left}.form-group label{font-weight:600;margin-bottom:.5rem;display:block}.btn{display:block;width:100%;background:var(--primary);color:#fff;font-size:1.1rem;font-weight:600;padding:.75rem;border:none;border-radius:8px;cursor:pointer;transition:background .3s ease}.btn:hover{background:var(--primary-accent)}.step{display:none}.step.active{display:block}@media (max-width: 768px){.card{flex:0 0 100%;max-width:100%}.appointment-carousel{padding:1.5rem 1rem}}