/*
 * Skills for Life activity skin.
 * Layered on top of activities/mfl/shared/css/activity-common.css.
 * Overrides: larger type, calmer palette, no playful cursive, generous
 * touch targets. Primary audience is adults 50+; gamification is off.
 */

:root {
    --sfl-primary: #2C5F7C;
    --sfl-primary-dark: #1E4356;
    --sfl-accent: #3E8E7E;
    --sfl-accent-dark: #2E6D60;
    --sfl-warning: #C67B2F;
    --sfl-danger: #B04A3F;
    --sfl-success: #3E8E7E;
    --sfl-bg: #FAFAF7;
    --sfl-surface: #FFFFFF;
    --sfl-border: #D8D4CC;
    --sfl-text: #1F2933;
    --sfl-text-muted: #556070;
    --sfl-focus-ring: #F0A028;
}

body {
    font-family: 'Nunito', sans-serif;
    background: var(--sfl-bg);
    background-image: none;
    color: var(--sfl-text);
    font-size: 1.125rem;
    line-height: 1.55;
}

.sfl-activity .activity-header {
    border-radius: 12px !important;
    padding: 1.25rem 1.5rem;
    background: var(--sfl-surface);
    border: 1px solid var(--sfl-border) !important;
    box-shadow: none;
}

.sfl-activity .activity-instructions {
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--sfl-primary);
}

.sfl-activity h1,
.sfl-activity h2,
.sfl-activity h3 {
    font-family: 'Nunito', sans-serif;
    font-weight: 800;
    color: var(--sfl-primary);
    letter-spacing: -0.01em;
}

.sfl-activity h2 { font-size: 1.75rem; }
.sfl-activity h3 { font-size: 1.35rem; }

.sfl-activity .btn-control {
    background: var(--sfl-surface);
    border: 2px solid var(--sfl-border);
    color: var(--sfl-text);
    font-family: 'Nunito', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.6rem 1.1rem;
    border-radius: 8px;
    box-shadow: none;
    min-height: 48px;
}

.sfl-activity .btn-control:hover {
    background: #F0EDE5;
    border-color: var(--sfl-primary);
    transform: none;
    box-shadow: none;
}

.sfl-activity .btn-primary-activity {
    background: var(--sfl-primary);
    border: none;
    color: #fff;
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    box-shadow: none;
    min-height: 52px;
}

.sfl-activity .btn-primary-activity:hover {
    background: var(--sfl-primary-dark);
    transform: none;
    box-shadow: none;
}

.sfl-activity .sfl-card {
    background: var(--sfl-surface);
    border: 1px solid var(--sfl-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}

.sfl-activity .sfl-card h3 {
    margin-top: 0;
    margin-bottom: 1rem;
}

.sfl-activity .sfl-label {
    display: block;
    font-weight: 700;
    color: var(--sfl-text);
    margin-bottom: 0.4rem;
    font-size: 1rem;
}

.sfl-activity .sfl-hint {
    color: var(--sfl-text-muted);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

.sfl-activity input[type="number"],
.sfl-activity input[type="text"],
.sfl-activity select {
    font-family: 'Nunito', sans-serif;
    font-size: 1.1rem;
    padding: 0.6rem 0.75rem;
    border: 2px solid var(--sfl-border);
    border-radius: 8px;
    background: var(--sfl-surface);
    color: var(--sfl-text);
    min-height: 48px;
    width: 100%;
    box-sizing: border-box;
}

.sfl-activity input[type="number"]:focus,
.sfl-activity input[type="text"]:focus,
.sfl-activity select:focus {
    outline: 3px solid var(--sfl-focus-ring);
    outline-offset: 1px;
    border-color: var(--sfl-primary);
}

.sfl-activity input[type="range"] {
    width: 100%;
    accent-color: var(--sfl-primary);
    height: 32px;
}

.sfl-activity .sfl-slider-row {
    display: grid;
    grid-template-columns: 1fr 140px;
    gap: 1rem;
    align-items: center;
}

.sfl-activity .sfl-number-strip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sfl-activity .sfl-number-strip input[type="number"] {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.sfl-activity .sfl-toggle-group {
    display: inline-flex;
    border: 2px solid var(--sfl-border);
    border-radius: 8px;
    overflow: hidden;
    background: var(--sfl-surface);
}

.sfl-activity .sfl-toggle-group button {
    background: transparent;
    border: none;
    padding: 0.7rem 1.25rem;
    font-family: 'Nunito', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    color: var(--sfl-text);
    cursor: pointer;
    min-height: 48px;
}

.sfl-activity .sfl-toggle-group button[aria-pressed="true"] {
    background: var(--sfl-primary);
    color: #fff;
}

.sfl-activity .sfl-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.sfl-activity .sfl-summary-item {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    background: #F4F0E8;
    border: 1px solid var(--sfl-border);
}

.sfl-activity .sfl-summary-item .label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--sfl-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.25rem;
}

.sfl-activity .sfl-summary-item .value {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--sfl-primary);
    font-variant-numeric: tabular-nums;
}

.sfl-activity .sfl-summary-item.accent .value {
    color: var(--sfl-accent);
}

.sfl-activity .sfl-summary-item.warning .value {
    color: var(--sfl-warning);
}

.sfl-activity .sfl-summary-item.danger .value {
    color: var(--sfl-danger);
}

.sfl-activity .sfl-chart-wrap {
    position: relative;
    height: 340px;
    margin-top: 0.5rem;
}

.sfl-activity .sfl-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    margin-top: 1rem;
    font-size: 1rem;
}

.sfl-activity .sfl-legend-item {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.sfl-activity .sfl-legend-swatch {
    display: inline-block;
    width: 20px;
    height: 4px;
    border-radius: 2px;
}

.sfl-activity .sfl-callout {
    padding: 1rem 1.25rem;
    border-left: 5px solid var(--sfl-accent);
    background: #EAF3F0;
    border-radius: 6px;
    font-size: 1.05rem;
}

.sfl-activity .sfl-callout.warning {
    border-color: var(--sfl-warning);
    background: #FBF1DF;
}

.sfl-activity .sfl-scenario-chip {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    background: #EAF3F0;
    color: var(--sfl-accent-dark);
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

@media (max-width: 640px) {
    body { font-size: 1.05rem; }
    .sfl-activity .activity-instructions { font-size: 1.2rem; }
    .sfl-activity h2 { font-size: 1.45rem; }
    .sfl-activity .sfl-slider-row {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }
    .sfl-activity .sfl-summary-item .value { font-size: 1.3rem; }
    .sfl-activity .sfl-chart-wrap { height: 260px; }
}

@media (prefers-reduced-motion: reduce) {
    .sfl-activity * { transition: none !important; animation: none !important; }
}