/* Estilos gerais */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary-color: #0066ff;
    --secondary-color: #001a33;
    --accent-color: #00ccff;
    --background-color: #000a14;
    --text-color: #ffffff;
    --card-bg-color: rgba(0, 26, 51, 0.8);
    --button-hover: #0055cc;
    --highlight-color: #00ccff;
}

body {
    background-color: var(--background-color);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 102, 255, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 204, 255, 0.1) 0%, transparent 20%),
        linear-gradient(to bottom, rgba(0, 0, 0, 0.9), rgba(0, 10, 20, 0.9));
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 500px;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 
                0 0 20px rgba(0, 102, 255, 0.3);
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 102, 255, 0.2);
}

/* Cabeçalho */
.header {
    background-color: var(--secondary-color);
    padding: 20px;
    text-align: center;
    border-bottom: 2px solid var(--primary-color);
}

.header h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 5px;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(0, 102, 255, 0.7);
}

.header .subtitle {
    font-size: 16px;
    color: var(--accent-color);
    opacity: 0.8;
}

.header i {
    color: var(--accent-color);
    margin-right: 8px;
}

/* Container de sinal */
.signal-container {
    padding: 20px;
}

.signal-box {
    background-color: var(--card-bg-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(0, 102, 255, 0.3);
}

.signal-header {
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 12px;
    text-align: center;
    font-weight: 600;
    font-size: 16px;
    letter-spacing: 1px;
}

.signal-content {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.signal-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.signal-label {
    font-size: 14px;
    color: var(--accent-color);
    margin-bottom: 8px;
    font-weight: 500;
}

.signal-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-color);
    min-height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

/* Opções de tempo */
.options-container {
    padding: 0 20px 20px;
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.option-label {
    font-size: 16px;
    color: var(--accent-color);
    font-weight: 500;
}

.option-buttons {
    display: flex;
    gap: 10px;
}

.option-button {
    flex: 1;
    padding: 10px;
    background-color: rgba(0, 26, 51, 0.8);
    border: 1px solid rgba(0, 102, 255, 0.3);
    color: var(--text-color);
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
}

.option-button:hover {
    background-color: rgba(0, 102, 255, 0.2);
}

.option-button.active {
    background-color: var(--primary-color);
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
}

/* Botão de geração */
.button-container {
    padding: 0 20px 20px;
}

.generate-button {
    width: 100%;
    padding: 15px;
    background-color: var(--primary-color);
    color: var(--text-color);
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.generate-button:hover:not(:disabled) {
    background-color: var(--button-hover);
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(0, 0, 0, 0.4);
}

.generate-button:disabled {
    background-color: rgba(0, 102, 255, 0.5);
    cursor: not-allowed;
}

.generate-button::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to bottom right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: rotate(45deg);
    z-index: 1;
    transition: all 0.5s ease;
    opacity: 0;
}

.generate-button:hover::before {
    opacity: 1;
    animation: shine 1.5s infinite;
}

/* Rodapé */
.footer {
    padding: 15px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    border-top: 1px solid rgba(0, 102, 255, 0.2);
}

.footer i {
    color: var(--accent-color);
    margin: 0 5px;
}

/* Animações */
@keyframes shine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 102, 255, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 102, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 102, 255, 0);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

.highlight {
    color: var(--highlight-color);
    text-shadow: 0 0 10px rgba(0, 204, 255, 0.7);
    transform: scale(1.1);
}

/* Responsividade */
@media (max-width: 500px) {
    .header h1 {
        font-size: 20px;
    }
    
    .signal-content {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .signal-item {
        flex-direction: row;
        justify-content: space-between;
    }
    
    .signal-label {
        margin-bottom: 0;
        margin-right: 10px;
    }
}

@media (min-width: 501px) and (max-width: 768px) {
    .signal-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Ajustes específicos para a resolução 1080x1090 */
@media (min-width: 1080px) {
    .container {
        max-width: 600px;
    }
    
    .header h1 {
        font-size: 28px;
    }
    
    .signal-content {
        padding: 25px;
    }
    
    .signal-value {
        font-size: 24px;
    }
    
    .generate-button {
        padding: 18px;
        font-size: 20px;
    }
}