* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Arial", sans-serif;
}

body {
    background: linear-gradient(135deg, #e5e7eb, #cbd5e1);
    color: #111827;
    min-height: 100vh;
}

/* HEADER */
h1 {
    text-align: center;
    padding: 25px;
    background: #111827;
    color: white;
    font-size: 28px;
    letter-spacing: 1px;
}

/* CONTAINER */
.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}

/* BUSCA */
#busca {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: none;
    margin: 15px 0;
    font-size: 16px;
    outline: none;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* FORM UPLOAD */
form {
    background: white;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

input[type="file"] {
    flex: 1;
    color: #111827;
}

button {
    background: linear-gradient(90deg, #22c55e, #16a34a);
    border: none;
    padding: 10px 20px;
    border-radius: 10px;
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    transform: scale(1.05);
}

/* CARD DOS ARQUIVOS */
.card {
    background: white;
    padding: 15px;
    margin: 10px 0;
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: 0.3s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.card:hover {
    transform: scale(1.02);
}

/* BOTÃO DOWNLOAD */
.card a {
    background: #3b82f6;
    color: white;
    padding: 8px 15px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.card a:hover {
    background: #2563eb;
}