/* Reset básico */
body {
    font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f6f8fa;
}

main {
    max-width: 1100px;
    margin: 2rem auto;
    padding: 0 1rem;
    width: 100%;
    box-sizing: border-box;
}

/* Header */
header {
    background: #22223b;
    color: #fff;
    padding: 2rem 0 1rem 0;
    text-align: center;
    letter-spacing: 1px;
}

h1 {
    margin: 0;
    font-weight: 700;
    font-size: 2.2rem;
}

.lang-switch {
    position: absolute;
    top: 20px;
    right: 30px;
}

/* Formulário */
.dashboard-form {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    padding: 2rem;
    margin-bottom: 2rem;
    width: 100%;
    box-sizing: border-box;
}

.dashboard-form label {
    font-weight: 500;
    margin-bottom: 0.3rem;
    display: block;
}

.dashboard-form input,
.dashboard-form select {
    padding: 0.5rem 0.8rem;
    border-radius: 6px;
    border: 1px solid #d1d5db;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    width: 100%;
    box-sizing: border-box;
}

.dashboard-form button {
    background: #4f8cff;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.7rem 1.5rem;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.2s;
}

.dashboard-form button:hover {
    background: #2563eb;
}

/* Cards */
.cards-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
    width: 100%;
    box-sizing: border-box;
}

.card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    padding: 1.3rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    box-sizing: border-box;
    /* Removido min-width e flex para responsividade igual aos gráficos */
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #22223b;
    margin-bottom: 0.3rem;
}

.card-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #4f8cff;
    margin-bottom: 0.2rem;
}

.card-desc {
    font-size: 0.95rem;
    color: #6b7280;
}

.card-recommendation.card-buy {
    border-left: 6px solid #38b000;
    background: #eafbee;
}
.card-recommendation.card-sell {
    border-left: 6px solid #e63946;
    background: #fdeaea;
}
.card-recommendation.card-hold {
    border-left: 6px solid #adb5bd;
    background: #f6f8fa;
}
.card-score-icon {
    border-left: 6px solid #4f8cff;
    background: #eaf1fb;
}
.card-analysis {
    background: #f6f8fa;
    border-left: 6px solid #4f8cff;
    grid-column: span 3;
    width: 100%;
    box-sizing: border-box;
}

/* Gráficos */
.chart-container {
    width: 100%;
    max-width: 100%;
    margin: 0 0 2rem 0;
    padding: 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

#price-chart, #volume-chart, #rsi-chart, #macd-chart, #osc-chart {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0;
    min-height: 180px;
    height: 350px;
    margin: 0;
    display: block;
    box-sizing: border-box;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    padding: 1rem; /* padding lateral menor para evitar overflow */
    margin: 0 auto 2rem auto; /* centraliza o gráfico */
    overflow: hidden;
}

/* Form rows */
.form-row {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    width: 100%;
    box-sizing: border-box;
}

/* Responsividade */
@media (max-width: 900px) {
    .cards-container {
        grid-template-columns: 1fr;
    }
    .card-analysis {
        grid-column: span 1;
    }
}

@media (max-width: 700px) {
    main {
        padding: 0 0.5rem;
    }
    .dashboard-form {
        padding: 1rem;
    }
    .card {
        padding: 1rem;
    }
    .card-title, .card-value, .card-desc {
        font-size: 1rem;
    }
    .form-row {
        flex-direction: column;
        gap: 0.7rem;
        align-items: stretch;
    }
    .chart-container {
        margin-bottom: 1.2rem;
    }
    #price-chart, #volume-chart, #rsi-chart, #macd-chart, #osc-chart {
        height: 180px;
        min-height: 120px;
        padding: 0.5rem;
    }
}

/* Erros e footer */
.error {
    color: #fff;
    background: #e63946;
    padding: 1rem;
    border-radius: 8px;
    margin: 1rem 0;
    text-align: center;
}

footer {
    text-align: center;
    color: #6b7280;
    font-size: 0.95rem;
    padding: 1.5rem 0 1rem 0;
    background: none;
}