:root{--primary: #ef4444;--primary-hover: #dc2626;--bg-dark: #f8fafc;--bg-card: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--accent: #059669;--danger: #ef4444;--border: #e2e8f0}*{box-sizing:border-box;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,sans-serif}body{background-color:var(--bg-dark);color:var(--text-main);min-height:100vh;display:flex;justify-content:center;align-items:flex-start;overflow-x:hidden;background-image:radial-gradient(circle at 0% 0%,rgba(99,102,241,.05) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(16,185,129,.05) 0%,transparent 50%)}#root{width:100%;max-width:1200px;padding:2rem}.glass-card{background:var(--bg-card);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:24px;padding:2.5rem;box-shadow:0 20px 25px -5px #0000000d,0 10px 10px -5px #00000005;animation:fadeIn .8s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}h1{font-size:2.5rem;font-weight:800;margin-bottom:.5rem;background:linear-gradient(to right,#ef4444,#f97316);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-align:center}.subtitle{color:var(--text-muted);text-align:center;margin-bottom:3rem;font-size:1.1rem}.form-grid{display:grid;grid-template-columns:1fr;gap:2rem;margin-bottom:2rem}.form-grid select{font-size:1.5rem;padding:1rem 3rem 1rem 1.25rem;font-weight:700;border-width:2px;border-radius:12px;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23ef4444' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;appearance:none}.input-group{display:flex;flex-direction:column;gap:.75rem}label{font-weight:600;color:var(--text-main);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}input,select{background:#fff;border:1px solid var(--border);border-radius:8px;padding:.6rem 2rem .6rem .8rem;color:var(--text-main);font-size:1rem;font-weight:500;outline:none;transition:all .3s cubic-bezier(.4,0,.2,1);appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .5rem center}input[type=number]{text-align:center;max-width:75px;padding:.6rem .2rem;background-image:none}input:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 4px #ef44441a;background:#fff}.packages-section{background:#f1f5f9;padding:1.5rem;border-radius:16px;border:1px dashed var(--border);margin-top:2rem}.package-item{display:grid;grid-template-columns:1fr 1fr 1fr 1fr auto;gap:1rem;align-items:flex-start;margin-bottom:1rem;animation:slideIn .4s ease-out}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}.btn{cursor:pointer;border:none;border-radius:12px;padding:.75rem 1.5rem;font-weight:600;transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}.btn-primary{background:var(--primary);color:#fff;width:100%;padding:1rem;font-size:1rem;box-shadow:0 4px 6px -1px #ef444433}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #6366f13b}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-main);font-size:.875rem}.btn-outline:hover{background:#ffffff0d;border-color:var(--text-muted)}.btn-danger{background:#ef44441a;color:var(--danger);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:var(--danger);color:#fff}.results-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;margin-top:3rem;width:100%}.result-card{background:#fff;border-radius:20px;padding:1.5rem;border:1px solid var(--border);display:flex;flex-direction:column;gap:1.25rem;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.result-card:hover{transform:translateY(-8px);box-shadow:0 20px 25px -5px #0000001a}.result-card.row-economico{background:#f0fdf4;border:2px solid #22c55e}.result-card.row-intermediate{background:#fffbeb;border:1px solid #f59e0b}.result-card.row-expensive{background:#fef2f2;border:1px solid #ef4444}.result-card .price-tag{font-size:2.25rem;font-weight:900;margin-top:auto}.carrier-logo{width:55px;height:55px;background:#fff;border:1px solid #e2e8f0;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#1e293b;font-weight:900;font-size:.8rem;overflow:hidden;box-shadow:0 2px 4px #0000000d;flex-shrink:0}.price-tag{font-size:1.5rem;font-weight:800;color:var(--text-main)}.badge{padding:.25rem .75rem;border-radius:20px;font-size:.75rem;font-weight:600;background:#10b9811a;color:var(--accent)}.tag-fast{background:#f59e0b1a;color:#f59e0b}.tag-cheap{background:#10b9811a;color:#10b981}@media(max-width:1024px){.results-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.results-grid{grid-template-columns:1fr}}