* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background: radial-gradient(circle at top, #18181b, #09090b);
    color: #e4e4e7;
    padding: 60px 20px 40px;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: #fafafa;
    letter-spacing: -0.04em;
    margin-bottom: 0.5rem;
    text-align: center;
}

h1 span {
    background: linear-gradient(135deg, #34d399, #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

p {
    color: #a1a1aa;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    font-weight: 300;
    text-align: center;
}

textarea {
    resize: none;
    width: 100%;
    max-width: 680px;
    padding: 1.2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.03);
    color: #fafafa;
    font-size: 1rem;
    outline: none;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

textarea:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.15);
    background: rgba(255, 255, 255, 0.05);
}

textarea::placeholder {
    color: #52525b;
}

button {
    width: 100%;
    max-width: 680px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: 16px;
    padding: 1rem;
    cursor: pointer;
    margin-top: 1rem;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.35);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.container-resultados {
    display: none;
    width: 100%;
    max-width: 1300px;
    gap: 24px;
    margin-top: 2.5rem;
    flex: 1;
    min-height: 0;
    animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.container-resultados.ativo {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.coluna {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 0;
}

.coluna h2 {
    color: #e4e4e7;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.bloco-codigo {
    display: block;
    width: 100%;
    flex: 1;
    background: #0f0f13;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.5rem;
    font-family: "Fira Code", monospace;
    font-size: 0.9rem;
    color: #34d399;
    line-height: 1.6;
    overflow-y: auto;
    white-space: pre-wrap;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
}

.resultado-codigo {
    width: 100%;
    flex: 1;
    border: none;
    border-radius: 16px;
    background: #ffffff;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.bloco-codigo::-webkit-scrollbar {
    width: 8px;
}

.bloco-codigo::-webkit-scrollbar-track {
    background: transparent;
}

.bloco-codigo::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
}

.bloco-codigo::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

@media (max-width: 820px) {
    body {
        height: auto;
        overflow: auto;
        padding: 40px 20px;
    }
    
    h1 {
        font-size: 2.5rem;
    }

    .container-resultados.ativo {
        flex-direction: column;
    }

    .bloco-codigo, .resultado-codigo {
        min-height: 400px;
    }
}