/* Calculator Page Styles */

.calculator-hero {
    background: linear-gradient(135deg, #1a2332 0%, var(--color-accent) 100%);
    text-align: center;
}

.calculator-hero .container {
    grid-template-columns: 1fr;
    text-align: center;
}

.calculator-hero .hero-content {
    max-width: 700px;
    margin: 0 auto;
}

/* Calculator Layout */
.calculator-section {
    padding: 80px 0;
    background: var(--color-background);
}

.calculator-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 48px;
    align-items: start;
}

/* Inputs Panel */
.calc-inputs {
    background: white;
    padding: 36px;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow);
    position: sticky;
    top: 24px;
}

.calc-inputs h2 {
    font-size: 1.4rem;
    margin-bottom: 28px;
    color: var(--color-primary);
}

.input-group {
    margin-bottom: 24px;
}

.input-group label {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.input-group select,
.input-group input[type="number"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--color-text-primary);
    background: white;
    transition: border-color 0.2s;
}

.input-group select:focus,
.input-group input[type="number"]:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(42, 207, 207, 0.12);
}

.input-group input[type="range"] {
    width: 100%;
    margin: 4px 0 8px;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: #e5e7eb;
    border-radius: 3px;
    outline: none;
}

.input-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

.input-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-accent);
    cursor: pointer;
    border: 2px solid white;
    box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

.range-value-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.range-value-row input[type="number"] {
    width: 110px;
    flex-shrink: 0;
}

.range-unit {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.input-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

.btn-benchmark {
    display: block;
    width: 100%;
    padding: 12px 16px;
    background: transparent;
    color: var(--color-accent);
    border: 1px dashed var(--color-accent);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    margin-top: 8px;
}

.btn-benchmark:hover {
    background: rgba(42, 207, 207, 0.08);
}

/* Results Panel */
.calc-results {
    padding: 0;
}

.calc-results h2 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.results-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 32px;
}

/* Result Cards */
.result-card {
    background: white;
    border-radius: var(--card-radius);
    padding: 24px;
    box-shadow: var(--shadow);
    position: relative;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(30, 42, 56, 0.12);
}

/* Dynamic highlight — applied by JS to whichever model scores highest */
.result-best {
    border-color: var(--color-accent);
    background: linear-gradient(to bottom, rgba(42, 207, 207, 0.04), white);
}

.result-badge-dynamic {
    position: absolute;
    top: -11px;
    left: 20px;
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-accent);
    color: white;
    display: none;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
}

.model-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-primary);
}

.model-label {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
}

.result-amount {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
    line-height: 1;
}

.result-best .result-amount {
    color: #0d9494;
}

.result-per-send,
.result-rate {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    margin-bottom: 2px;
}

.result-note {
    margin-top: 8px;
    font-size: 0.78rem;
    color: var(--color-neutral);
    font-style: italic;
}

/* Results Summary */
.results-summary {
    background: white;
    border-radius: var(--card-radius);
    padding: 24px 28px;
    box-shadow: var(--shadow);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.summary-row + .summary-row {
    border-top: 1px solid #f0f0f0;
}

.summary-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.summary-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Models Explainer Section */
.models-explainer {
    padding: 80px 0;
    background: white;
}

.models-explainer h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 48px;
    color: var(--color-primary);
}

.explainer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.explainer-card {
    padding: 24px;
    border-radius: var(--card-radius);
    background: var(--color-background);
    border: 1px solid #e5e7eb;
}

.explainer-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--color-primary);
}

.explainer-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
    margin: 0;
}

.explainer-cta {
    text-align: center;
    margin-top: 40px;
}

.explainer-cta p {
    color: var(--color-text-secondary);
    margin-bottom: 12px;
}

.btn-outline-dark {
    display: inline-block;
    padding: 12px 24px;
    border: 2px solid var(--color-primary);
    border-radius: var(--button-radius);
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    font-size: 0.95rem;
}

.btn-outline-dark:hover {
    background: var(--color-primary);
    color: white;
}

/* Niche Guides Section */
.niche-guides-section {
    padding: 60px 0;
    background: var(--color-background);
}

.niche-guides-section h2 {
    text-align: center;
    font-size: 1.6rem;
    margin-bottom: 8px;
    color: var(--color-primary);
}

.niche-guides-subtitle {
    text-align: center;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    font-size: 0.95rem;
}

.niche-guides-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.niche-guide-link {
    display: inline-block;
    padding: 8px 18px;
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 24px;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: all 0.2s;
}

.niche-guide-link:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    box-shadow: 0 2px 8px rgba(42, 207, 207, 0.15);
}

/* Responsive */
@media (max-width: 1024px) {
    .calculator-layout {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .calc-inputs {
        position: static;
    }

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

@media (max-width: 768px) {
    .calculator-section {
        padding: 48px 0;
    }

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

    .result-card[data-model="cpa"] {
        grid-column: auto;
    }

    .calc-inputs {
        padding: 24px;
    }

    .result-amount {
        font-size: 1.8rem;
    }

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

    .summary-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .calculator-hero .hero-title {
        font-size: 1.8rem;
    }

    .calc-results h2 {
        font-size: 1.4rem;
    }
}