/* ============================================
   CALCULADORA - Arbitrify
   ============================================ */

.calculator-section {
    padding: 10rem 0 6rem;
    min-height: 100vh;
}

.calculator-section .section-header {
    margin-bottom: 3rem;
}

.calculator-section h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.calculator-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

/* ============================================
   INPUTS SECTION
   ============================================ */
.calculator-inputs {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.input-group {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.input-group:hover,
.input-group:focus-within {
    border-color: var(--border-glow);
}

.input-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.input-wrapper:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.input-prefix {
    padding: 1rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 1.25rem;
    background: rgba(0, 255, 136, 0.1);
}

.input-wrapper input {
    flex: 1;
    padding: 1rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-display);
}

.input-wrapper input:focus {
    outline: none;
}

.input-presets {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.preset-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.preset-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* Mode Selector */
.mode-selector-group {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05) 0%, transparent 100%);
    border-color: var(--border-glow);
}

.mode-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.mode-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0.75rem;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.mode-btn:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.mode-btn.active {
    background: rgba(0, 255, 136, 0.15);
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.mode-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--text-secondary);
    transition: all var(--transition-fast);
}

.mode-btn.active .mode-icon svg {
    stroke: var(--primary);
}

.mode-name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.mode-btn.active .mode-name {
    color: var(--primary);
}

.mode-tag {
    font-size: 0.6875rem;
    color: var(--text-muted);
    padding: 0.2rem 0.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius-full);
}

.mode-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--bg-primary);
    background: var(--primary);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.mode-btn {
    position: relative;
}

.mode-description {
    margin-top: 0.75rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
}

/* Slider */
.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.slider-container input[type="range"] {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 8px;
    background: linear-gradient(to right, var(--primary) 0%, var(--primary) var(--slider-fill, 28%), var(--bg-secondary) var(--slider-fill, 28%), var(--bg-secondary) 100%);
    border-radius: 4px;
    outline: none;
}

.slider-container input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
    transition: transform var(--transition-fast);
}

.slider-container input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.slider-container input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    background: var(--primary);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
}

.slider-value {
    min-width: 70px;
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--primary);
    border-radius: var(--radius-md);
    color: var(--primary);
    font-weight: 700;
    font-size: 1.125rem;
    text-align: center;
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.75rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Period Selector */
.period-selector {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.period-btn {
    flex: 1;
    min-width: 80px;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.period-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.period-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--bg-primary);
    font-weight: 600;
}

.custom-period {
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.custom-period label {
    font-size: 0.8rem;
    margin-bottom: 0;
    text-transform: none;
    letter-spacing: normal;
}

.custom-period input {
    width: 100px;
    padding: 0.5rem 0.75rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.custom-period input:focus {
    outline: none;
    border-color: var(--primary);
}

/* Toggle Buttons */
.toggle-container {
    display: flex;
    gap: 0.75rem;
}

.toggle-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.toggle-btn svg {
    width: 20px;
    height: 20px;
}

.toggle-btn:hover {
    border-color: var(--primary);
}

.toggle-btn.active {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

/* CTA in inputs */
.calculator-inputs .btn-whatsapp {
    margin-top: 1rem;
}

/* ============================================
   RESULTS SECTION
   ============================================ */
.calculator-results {
    position: sticky;
    top: 100px;
}

.results-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-normal);
}

.results-card.main-result {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1) 0%, rgba(0, 204, 106, 0.05) 100%);
    border-color: var(--primary);
    padding: 2.5rem;
    margin-bottom: 1.5rem;
}

.result-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.result-value {
    display: block;
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.result-value.secondary {
    font-size: 1.75rem;
    color: var(--text-primary);
}

.result-growth {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 255, 136, 0.2);
    border-radius: var(--radius-full);
    color: var(--primary);
    font-weight: 600;
    font-size: 1rem;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* Breakdown Table */
.results-breakdown {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.results-breakdown h4 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.breakdown-table {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.breakdown-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
}

.breakdown-row.header {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.breakdown-row:not(.header):hover {
    background: rgba(0, 255, 136, 0.05);
}

.breakdown-row .capital {
    font-weight: 600;
    color: var(--text-primary);
}

.breakdown-row .profit {
    color: var(--primary);
    font-weight: 600;
}

/* Disclaimer */
.results-disclaimer {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 193, 7, 0.1);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: var(--radius-md);
}

/* Highlighted row */
.breakdown-row.highlighted {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--primary);
}

.results-disclaimer svg {
    width: 24px;
    height: 24px;
    color: #ffc107;
    flex-shrink: 0;
}

.results-disclaimer p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Footer adjustment */
.calculator-footer {
    margin-top: auto;
}

.calculator-footer .footer-bottom {
    padding: 2rem 0;
}

.back-to-home {
    display: inline-block;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 1rem;
    transition: opacity var(--transition-fast);
}

.back-to-home:hover {
    opacity: 0.8;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .calculator-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .calculator-results {
        position: static;
    }
}

@media (max-width: 768px) {
    .calculator-section {
        padding: 8rem 0 4rem;
    }

    .calculator-section h1 {
        font-size: 2rem;
    }

    .result-value {
        font-size: 2.5rem;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .toggle-container {
        flex-direction: column;
    }

    .period-selector {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
    }

    .custom-period {
        flex-direction: column;
        align-items: flex-start;
    }

    .breakdown-row {
        font-size: 0.8125rem;
    }

    .mode-btn {
        padding: 0.75rem 0.5rem;
        gap: 0.375rem;
    }

    .mode-name { font-size: 0.8125rem; }
    .mode-tag { font-size: 0.625rem; }

    .slider-container {
        gap: 0.75rem;
    }

    .input-presets {
        flex-wrap: wrap;
    }

    .preset-btn {
        flex: 1 1 auto;
        min-width: 0;
    }
}

@media (max-width: 480px) {
    .calculator-section {
        padding: 6rem 0 3rem;
    }

    .calculator-section h1 {
        font-size: 1.5rem;
    }

    .calculator-section .section-header {
        margin-bottom: 2rem;
    }

    .input-group {
        padding: 1.25rem;
        border-radius: 16px;
    }

    .input-group label {
        font-size: 0.75rem;
        margin-bottom: 0.5rem;
    }

    .input-wrapper input {
        font-size: 1.25rem;
        padding: 0.875rem;
    }

    .input-prefix {
        padding: 0.875rem;
        font-size: 1.125rem;
    }

    .input-presets {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.375rem;
    }

    .preset-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }

    .period-selector {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.375rem;
    }

    .period-btn {
        padding: 0.625rem 0.75rem;
        font-size: 0.75rem;
        min-width: auto;
    }

    .period-btn:last-child {
        grid-column: span 2;
    }

    .mode-selector {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .mode-btn {
        flex-direction: row;
        justify-content: center;
        padding: 0.75rem 1rem;
        gap: 0.75rem;
    }

    .mode-icon {
        width: 28px;
        height: 28px;
    }

    .mode-icon svg {
        width: 20px;
        height: 20px;
    }

    .mode-name {
        font-size: 0.8125rem;
    }

    .mode-tag {
        font-size: 0.625rem;
    }

    .mode-badge {
        font-size: 0.5625rem;
        padding: 0.15rem 0.5rem;
    }

    .slider-container {
        flex-direction: column;
        gap: 0.75rem;
    }

    .slider-value {
        width: 100%;
        text-align: center;
    }

    .result-value {
        font-size: 2rem;
    }

    .result-value.secondary {
        font-size: 1.5rem;
    }

    .results-card {
        padding: 1.25rem;
    }

    .results-card.main-result {
        padding: 1.5rem;
    }

    .results-breakdown {
        padding: 1.25rem;
    }

    .breakdown-row {
        font-size: 0.75rem;
        padding: 0.5rem;
    }

    .breakdown-row.header {
        font-size: 0.6875rem;
    }

    .toggle-btn {
        padding: 0.75rem;
        font-size: 0.8125rem;
    }

    .toggle-btn svg {
        width: 18px;
        height: 18px;
    }

    .custom-period {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .custom-period input {
        width: 100%;
    }

    .results-disclaimer {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
        padding: 0.875rem;
    }

    .results-disclaimer p {
        font-size: 0.75rem;
    }
}

/* Extra small mobile */
@media (max-width: 360px) {
    .calculator-section {
        padding: 5.5rem 0 2.5rem;
    }

    .calculator-section h1 {
        font-size: 1.375rem;
    }

    .input-group {
        padding: 1rem;
    }

    .input-wrapper input {
        font-size: 1.125rem;
    }

    .result-value {
        font-size: 1.75rem;
    }

    .mode-btn {
        padding: 0.625rem 0.875rem;
    }

    .breakdown-row {
        grid-template-columns: 1fr 1fr 1fr;
        font-size: 0.6875rem;
    }
}