:root {
    --orange: #FF8C00;
    --blue: #007BFF;
    --white: #FFFFFF;
    --bg-dark: #121212;
}

body {
    background-color: var(--bg-dark);
    color: var(--white);
    font-family: 'Segoe UI', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
}

.container {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 12px;
    border-left: 5px solid var(--blue);
    width: 420px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    animation: fadeIn 0.8s ease-out;
}

header h1 {
    color: var(--orange);
    margin: 0;
    letter-spacing: 3px;
}

header p {
    color: var(--blue);
    font-size: 0.8rem;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.description {
    background: rgba(0, 123, 255, 0.1);
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 20px;
    font-size: 0.8rem;
    border-left: 2px solid var(--orange);
}

.language-selector {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.lang-btn {
    flex: 1;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--blue);
    color: var(--blue);
    cursor: pointer;
    border-radius: 4px;
    transition: 0.3s;
}

.lang-btn.active {
    background: var(--blue);
    color: var(--white);
}

.input-group {
    margin-bottom: 15px;
}

label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 5px;
}

input {
    width: 100%;
    padding: 10px;
    background: #1e1e1e;
    border: 1px solid #333;
    border-radius: 4px;
    color: white;
    box-sizing: border-box;
}

input:focus {
    border-color: var(--orange);
    outline: none;
}

#generateBtn {
    width: 100%;
    padding: 12px;
    background-color: var(--orange);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.3s ease;
}

#generateBtn:hover {
    background-color: #e67e00;
    transform: translateY(-2px);
}

.result-area {
    margin-top: 20px;
    background: #000;
    padding: 15px;
    border-radius: 5px;
    position: relative;
}

pre {
    color: var(--blue);
    white-space: pre-wrap;
    word-break: break-all;
    font-size: 0.8rem;
    margin: 0;
}

#copyBtn {
    background: transparent;
    border: 1px solid var(--white);
    color: var(--white);
    font-size: 0.7rem;
    cursor: pointer;
    margin-top: 10px;
    padding: 3px 8px;
}

.how-to-use {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #333;
}

.how-to-use h3 { color: var(--blue); font-size: 0.9rem; }

code { color: var(--orange); background: #222; padding: 2px 4px; }

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