/* Tools Pages Styles */

:root {
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);

    /* Tool specific */
    --tool-card-bg: #ffffff;
    --input-bg: #ffffff;
    --toggle-active-bg: #ffffff;
    --radius: 12px;
}

[data-theme="dark"] {
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --tool-card-bg: var(--bg-secondary, #1c1c1e);
    --input-bg: var(--bg-tertiary, #2c2c2e);
    --toggle-active-bg: var(--bg-tertiary, #2c2c2e);
}

/* Layout */
.tools-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 100px 20px 40px;
    /* Increased top padding for fixed nav */
}

.tools-header {
    text-align: center;
    margin-bottom: 60px;
}

.tools-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #1d1d1f 0%, #434344 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .tools-title {
    background: linear-gradient(135deg, #ffffff 0%, #e5e5e5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tools-subtitle {
    font-size: 21px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.4;
}

.tools-subtitle a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.tools-subtitle a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Tools Grid (Index) */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tool-card {
    background: var(--tool-card-bg);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.tool-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #F29933 0%, #FFB35C 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    font-size: 28px;
}

.tool-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.tool-card p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.5;
}

/* Calculator Forms */
.calculator-card {
    background: var(--tool-card-bg);
    border-radius: 24px;
    box-shadow: var(--card-shadow);
    padding: 40px;
    margin-bottom: 40px;
}

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

.form-label {
    display: block;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.form-sublabel {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

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

.form-input {
    width: 100%;
    padding: 16px;
    padding-right: 50px;
    font-size: 18px;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    background: var(--input-bg);
    color: var(--text-primary);
    /* Ensure text color follows theme */
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(242, 153, 51, 0.15);
}

.input-unit {
    position: absolute;
    right: 16px;
    color: var(--text-secondary);
    font-weight: 500;
    pointer-events: none;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Toggles/Radio */
.toggle-group {
    display: flex;
    background: var(--bg-secondary);
    padding: 4px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.toggle-option {
    flex: 1;
    text-align: center;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.toggle-option.active {
    background: var(--toggle-active-bg);
    color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* Results Section */
.result-card {
    background: var(--bg-secondary);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    margin-top: 40px;
}

.result-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 10px;
}

.result-value {
    font-size: 56px;
    font-weight: 800;
    color: var(--primary-color);
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

.result-warning {
    margin-top: 16px;
    padding: 12px;
    background: #fff3e0;
    color: var(--primary-hover);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    display: none;
    /* Hidden by default */
}

.result-details {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    display: grid;
    gap: 12px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}

.detail-label {
    color: var(--text-secondary);
}

.detail-value {
    font-weight: 600;
    color: var(--text-primary);
}

/* Info Section */
.info-section {
    margin-top: 40px;
    background: var(--tool-card-bg);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--card-shadow);
}

.info-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 16px;
    align-items: flex-start;
}

.info-icon {
    color: var(--primary-color);
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.info-text {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Back Link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    margin-bottom: 30px;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--primary-color);
}

@media (max-width: 600px) {
    .tools-title {
        font-size: 36px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .calculator-card {
        padding: 24px;
    }
}