/**
 * FPS Calculator — visualisation + motion layer styling.
 *
 * Covers the interactive FPS chart card (fps-viz-chart.js) plus the refined
 * micro-interactions for the preset segmented control and resolution cards that
 * complement the GSAP motion layer. All colours reference theme-vars.css; all
 * motion is disabled under prefers-reduced-motion.
 *
 * @package PC_Kompas_Calculator
 */

/* ============================================================
   Interactive FPS chart — a SECTION of the readout, not a nested card.
   Sits inside the flat .fps-result panel; a hairline top divider integrates
   it into the one surface instead of stacking a box-in-box.
   ============================================================ */
.fps-result__viz {
    position: relative;
    margin-top: 0;
    padding-top: var(--fps-pad);
    border-top: 1px solid var(--border);
    background: transparent;
    overflow: hidden;
}

.fps-result__viz[hidden] {
    display: none;
}

.fps-result__viz-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem 0.875rem;
    margin-bottom: var(--fps-gap);
}

.fps-result__viz-heading {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    min-width: 0;
}

.fps-result__viz-title {
    font-size: var(--fps-fs-eyebrow);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.fps-result__viz-preset {
    font-size: var(--fps-fs-xs);
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
}

/* View toggle — sleek segmented pill control (Per resolutie / Per preset) */
.fps-result__viz-modes {
    display: inline-flex;
    gap: 2px;
    padding: 2px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full, 999px);
    box-shadow: inset 0 1px 2px color-mix(in srgb, var(--border) 50%, transparent);
    flex-shrink: 0;
}

.fps-viz-mode {
    min-height: var(--fps-segment-h);
    padding: 0.3125rem 0.875rem;
    background: transparent;
    border: none;
    border-radius: var(--radius-full, 999px);
    color: var(--text-secondary);
    font-size: var(--fps-fs-sm);
    font-weight: 600;
    letter-spacing: 0.01em;
    white-space: nowrap;
    cursor: pointer;
    touch-action: manipulation;
    transition: background-color 0.18s ease, color 0.18s ease,
                box-shadow 0.18s ease, transform 0.18s ease;
}

.fps-viz-mode[hidden] {
    display: none;
}

.fps-viz-mode:hover:not(.is-active) {
    color: var(--text-primary);
    background: color-mix(in srgb, var(--accent) 10%, transparent);
}

.fps-viz-mode.is-active {
    background: var(--accent);
    color: var(--bg-primary);
    box-shadow: 0 1px 5px color-mix(in srgb, var(--accent) 34%, transparent);
}

.fps-result__viz-canvas {
    position: relative;
    width: 100%;
    height: clamp(200px, 34vw, 300px);
}

/* Toggle drops to a full-width row on narrow screens (layout change only). */
@media (max-width: 520px) {
    .fps-result__viz-modes {
        width: 100%;
    }

    .fps-viz-mode {
        flex: 1 1 0;
        min-width: 0;
        min-height: 40px;
    }
}

.fps-result__viz-canvas canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

/* ============================================================
   Modern tooltip — brand-tinted HTML popover (fps-viz-chart.js).
   Rendered inside the canvas wrapper; colours come from tokens so it
   flips with light/dark. Numbers use tabular figures for tidy alignment.
   ============================================================ */
.fps-viz-tip {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 20;
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    min-width: 8.5rem;
    padding: 0.5rem 0.6875rem;
    background: color-mix(in srgb, var(--accent) 5%, var(--bg-secondary));
    border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border));
    border-radius: var(--radius-md);
    box-shadow: 0 8px 22px -6px color-mix(in srgb, var(--accent) 20%, transparent),
                0 2px 8px rgba(0, 0, 0, 0.14);
    color: var(--text-primary);
    font-size: var(--fps-fs-xs);
    line-height: 1.3;
    pointer-events: none;
    opacity: 0;
    transform: translate(-50%, -100%);
    transition: opacity 0.14s ease;
    will-change: left, top, opacity;
}

.fps-viz-tip--below {
    transform: translate(-50%, 0);
}

.fps-viz-tip__title {
    font-size: var(--fps-fs-xs);
    font-weight: 700;
    letter-spacing: 0.01em;
    color: var(--text-primary);
    padding-bottom: 0.3125rem;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.fps-viz-tip__rows {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.fps-viz-tip__row {
    display: flex;
    align-items: center;
    gap: 0.4375rem;
}

.fps-viz-tip__dot {
    width: 0.5625rem;
    height: 0.5625rem;
    border-radius: 3px;
    flex-shrink: 0;
}

.fps-viz-tip__label {
    color: var(--text-secondary);
    font-weight: 600;
}

.fps-viz-tip__val {
    margin-left: auto;
    padding-left: 0.75rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
}

.fps-viz-tip__unit {
    margin-left: 0.1875rem;
    font-size: 0.625rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* Legend — mirrors the single-hue datasets exactly (avg = solid accent,
   1% low = the same accent at the pre-validated lower alpha). */
.fps-result__viz-legend {
    display: flex;
    flex-wrap: wrap;
    gap: clamp(0.75rem, 2vw, 1.25rem);
    margin-top: clamp(0.5rem, 1.5vw, 0.875rem);
    padding-top: 0.625rem;
    border-top: 1px solid var(--border);
}

.fps-viz-legend__item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--fps-fs-xs);
    font-weight: 600;
    color: var(--text-secondary);
}

.fps-viz-legend__swatch {
    width: 0.8125rem;
    height: 0.8125rem;
    border-radius: 4px;
    flex-shrink: 0;
}

.fps-viz-legend__swatch--avg {
    background: rgb(var(--accent-rgb));
}

.fps-viz-legend__swatch--low {
    background: rgba(var(--accent-rgb), 0.55);
}

html.dark .fps-viz-legend__swatch--low {
    background: rgba(var(--accent-rgb), 0.45);
}

/* ============================================================
   Micro-interactions — preset segmented control
   The base transition (incl. transform) already lives in _game-calc.css;
   here we add the refined hover/active lift that pairs with the motion layer.
   ============================================================ */
@media (hover: hover) {
    .fps-preset__btn:hover:not(.is-active) {
        transform: translateY(-1px);
    }
}

.fps-preset__btn:active {
    transform: translateY(0) scale(0.98);
}

.fps-preset__btn.is-active {
    transform: translateY(-1px);
}

/* ============================================================
   Micro-interactions — resolution cards
   Extend the base transition to include transform for a smooth lift.
   ============================================================ */
.fps-result .res-card {
    transition: border-color 0.2s ease, box-shadow 0.2s ease,
                transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

@media (hover: hover) {
    .fps-result .res-card:hover:not(.res-card--incompatible) {
        transform: translateY(-3px);
    }
}

.fps-result .res-card:active {
    transform: translateY(-1px) scale(0.99);
}

.fps-result .res-card.is-selected {
    transform: translateY(-2px);
}

/* ============================================================
   Reduced motion — hold everything at its final, static state
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .fps-preset__btn,
    .fps-preset__btn.is-active,
    .fps-result .res-card,
    .fps-result .res-card.is-selected {
        transform: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease,
                    background-color 0.18s ease, color 0.18s ease;
    }
}