/* CalculatorSky — Individual calculator page styles */

/* Page layout (fixed header = 70px, extra for ad strip) */
.main-content {
    margin-top: 100px;
}

/* Content sections (how to use, formula, etc.) */
.content-section {
    padding: 3rem 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.section-title::after {
    display: none;
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    padding-left: 20px;
    padding-right: 10px;
}

.section-content p {
    margin-bottom: 1.5rem;
}

.section-content h3 {
    color: var(--text-primary);
    font-weight: 700;
    margin: 2rem 0 1rem 0;
}

/* FAQ — body rules come from common.css; only override section padding for compact calculator pages */
.faq-section {
    background: var(--bg-secondary);
    padding: 3rem 0;
}

/* Tool section wrapper */
.tool-section {
    background: var(--bg-secondary);
    padding: 3rem 0;
}

.calculator-container {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 10px 30px var(--shadow-medium);
    border: 1px solid var(--border-color);
    max-width: 1200px;
    margin: 0 auto;
}

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

.calculator-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.calculator-subtitle {
    color: var(--text-secondary);
    font-size: 1.125rem;
    font-weight: 500;
}

/* Two-column input/result layout — page-specific inline styles may override */
.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

/* Mode switcher (multi-mode calculators) */
.calculator-modes {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    border-radius: 12px;
    background: var(--bg-tertiary);
    padding: 0.5rem;
}

.mode-btn {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.mode-btn.active {
    background: var(--bg-card);
    color: var(--primary-green);
    box-shadow: 0 2px 8px var(--shadow-light);
}

.calculator-panel {
    display: none;
}

.calculator-panel.active {
    display: block;
}

/* Form elements */
.input-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

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

.form-input {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(45, 138, 91, 0.1);
}

.form-select {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(45, 138, 91, 0.1);
}

.calculate-btn {
    background: linear-gradient(135deg, var(--primary-green), var(--light-green));
    color: white;
    font-weight: 700;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
}

.calculate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(45, 138, 91, 0.3);
}

/* Results panel */
.results-section {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1.5rem;
    min-height: 300px;
}

.result-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

/* CTA (compact — 4rem padding, white button style) */
.cta {
    padding: 4rem 0;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.625rem;
    padding: 1.125rem 2.25rem;
    background: var(--bg-card);
    color: var(--primary-green);
    border: none;
    border-radius: 16px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-size: 1rem;
    letter-spacing: 0.025em;
    position: relative;
    z-index: 2;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.cta-btn:hover {
    background: var(--bg-secondary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Mobile */
@media (max-width: 768px) {
    .section-title { font-size: 1.75rem; }

    .calculator-container {
        padding: 1.5rem;
        margin: 0 0.5rem;
        border-radius: 16px;
    }

    .calculator-title {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    body .calculator-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .calculator-modes {
        flex-direction: column;
        gap: 0.5rem;
    }

    .form-input,
    .form-select {
        font-size: 16px; /* prevents iOS zoom */
    }
}