/* 
 * Estilos Premium para Calculadora Ton
 * Foco em UI/UX, Glassmorphism, animações sutis.
 */
:root {
    --ton-green: #00d233;
    --ton-green-hover: #00b329;
    --ton-dark: #121212;
    --ton-gray: #f5f5f5;
    --ton-text: #333333;
    --ton-text-light: #777777;
    --ton-card-bg: rgba(255, 255, 255, 0.95);
    --ton-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --ton-border: #e0e0e0;
    --ton-radius: 16px;
    --ton-transition: all 0.3s ease;
}

.ton-calculator-container * {
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

.ton-calculator-container {
    max-width: 500px;
    margin: 2rem auto;
    background: var(--ton-card-bg);
    border-radius: var(--ton-radius);
    padding: 2rem;
    box-shadow: var(--ton-shadow);
    color: var(--ton-text);
    border: 1px solid var(--ton-border);
    backdrop-filter: blur(10px);
    transition: var(--ton-transition);
}

.ton-calculator-container:hover {
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.ton-calc-header {
    text-align: center;
    margin-bottom: 2rem;
}

.ton-calc-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ton-dark);
}

.ton-calc-header p {
    margin: 0.5rem 0 0;
    font-size: 0.9rem;
    color: var(--ton-text-light);
}

.ton-form-group {
    margin-bottom: 1.5rem;
}

.ton-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--ton-dark);
}

.ton-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.ton-input-prefix {
    position: absolute;
    left: 1rem;
    color: var(--ton-text-light);
    font-weight: 600;
    pointer-events: none;
}

.ton-input-wrapper input {
    width: 100%;
    padding: 1rem 1rem 1rem 2.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    border: 2px solid var(--ton-border);
    border-radius: 10px;
    background: #fafafa;
    color: var(--ton-dark);
    transition: var(--ton-transition);
    outline: none;
}

.ton-input-wrapper input:focus {
    border-color: var(--ton-green);
    box-shadow: 0 0 0 4px rgba(0, 210, 51, 0.1);
    background: #ffffff;
}

.ton-select,
.ton-select-installments {
    width: 100%;
    padding: 0.8rem 1rem;
    font-size: 1rem;
    border: 2px solid var(--ton-border);
    border-radius: 10px;
    background-color: #fafafa;
    color: var(--ton-text);
    cursor: pointer;
    outline: none;
    transition: var(--ton-transition);
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23333333%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem top 50%;
    background-size: 0.65rem auto;
}

.ton-select:focus,
.ton-select-installments:focus {
    border-color: var(--ton-green);
    box-shadow: 0 0 0 4px rgba(0, 210, 51, 0.1);
}

.ton-toggle-group {
    display: flex;
    background: #eaeaea;
    border-radius: 10px;
    padding: 0.25rem;
    position: relative;
    overflow: hidden;
}

.ton-toggle-option {
    flex: 1;
    text-align: center;
    padding: 0.6rem 0;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--ton-text-light);
    border-radius: 8px;
    transition: var(--ton-transition);
    z-index: 1;
}

.ton-toggle-option.active {
    background: #ffffff;
    color: var(--ton-green);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.ton-result-card {
    background: var(--ton-dark);
    color: #ffffff;
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ton-result-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 210, 51, 0.1) 0%, transparent 60%);
    opacity: 0.5;
    z-index: 0;
    pointer-events: none;
}

.ton-result-content {
    position: relative;
    z-index: 1;
}

.ton-result-label {
    font-size: 0.9rem;
    color: #aaaaaa;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.ton-result-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--ton-green);
    margin: 0 0 1rem 0;
    display: flex;
    justify-content: center;
    align-items: baseline;
}

.ton-result-currency {
    font-size: 1.25rem;
    margin-right: 0.25rem;
}

.ton-result-details {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1rem;
    font-size: 0.9rem;
}

.ton-result-detail-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.ton-result-detail-label {
    color: #888888;
    margin-bottom: 0.25rem;
}

.ton-result-detail-val {
    font-weight: 600;
}

@media (max-width: 480px) {
    .ton-calculator-container {
        padding: 1.5rem;
        margin: 1rem;
        border-radius: 12px;
    }
    
    .ton-result-value {
        font-size: 2rem;
    }
}

.ton-calc-disclaimer {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--ton-border);
    font-size: 0.78rem;
    color: var(--ton-text-light);
    line-height: 1.5;
    text-align: justify;
}

.ton-calc-disclaimer strong {
    color: var(--ton-dark);
}