body {
    font-family: "Roboto", Arial, sans-serif;
    background-color: #f8f9fa;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    text-align: center;
    margin-top: 40px;
}

h1 {
    font-size: 2em;
    color: #202124;
}

.search-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 60px;
}

.search-box {
    background: white;
    border-radius: 30px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    padding: 10px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90%;
    max-width: 600px;
}

.search-box input {
    width: 100%;
    border: none;
    outline: none;
    font-size: 16px;
    padding: 12px;
    border-radius: 20px;
    text-align: center;
}

.search-box input:focus {
    background-color: #f1f3f4;
}

.buttons {
    margin-top: 10px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

button {
    background-color: #4285F4;
    color: white;
    border: none;
    border-radius: 20px;
    padding: 10px 18px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}

button:hover {
    background-color: #357ae8;
}

#results {
    list-style: none;
    margin-top: 25px;
    padding: 0;
    width: 90%;
    max-width: 600px;
}

#results li {
    background: white;
    margin: 8px 0;
    padding: 12px;
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    word-wrap: break-word;
}

mark {
    background-color: #ffff00b5;
}

.panel {
    margin: 60px auto;
    width: 90%;
    max-width: 600px;
}

details {
    background: white;
    margin: 10px 0;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

summary {
    cursor: pointer;
    font-weight: bold;
    font-size: 16px;
}

textarea, input[type="text"] {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
}

footer {
    text-align: center;
    margin: 40px 0;
    font-size: 14px;
    color: #777;
}

/* 📱 Responsive */
@media (max-width: 600px) {
    h1 { font-size: 1.6em; }
    .buttons { flex-direction: column; width: 100%; }
    button { width: 100%; }
}