body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background-color: #0f172a; /* Fondo oscuro elegante */
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.search-container {
    background: #1e293b;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.4);
    text-align: center;
    max-width: 450px;
    width: 100%;
}

.logo-area i {
    font-size: 3rem;
    color: #25d366;
}

.logo-area h1 {
    margin: 10px 0;
    font-weight: 800;
}

p {
    color: #94a3b8;
    font-size: 0.95rem;
    line-height: 1.5;
}

input {
    width: 100%;
    padding: 15px;
    margin: 20px 0 10px 0;
    border-radius: 12px;
    border: 2px solid #334155;
    background: #0f172a;
    color: white;
    font-size: 1.1rem;
    text-align: center;
    box-sizing: border-box;
}

input:focus {
    outline: none;
    border-color: #25d366;
}

button {
    width: 100%;
    padding: 15px;
    background: #25d366;
    color: #0f172a;
    border: none;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background: #1eb956;
    transform: translateY(-2px);
}

/* Tarjeta de resultado */
.result-card {
    margin-top: 30px;
    text-align: left;
    animation: fadeIn 0.5s ease;
}

.data-row {
    margin-bottom: 12px;
    font-size: 0.9rem;
}

.data-row span {
    color: #94a3b8;
    display: block;
}

.btn-doc {
    display: block;
    text-align: center;
    background: #334155;
    color: white;
    padding: 10px;
    border-radius: 8px;
    text-decoration: none;
    margin-top: 15px;
    font-size: 0.85rem;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}