:root {
    /* Light Theme (Default) */
    --bg-color: #f7f5f2;
    --bg-soft: #f1ece6;
    --card-bg: #ffffff;
    --text-primary: #1b1f24;
    --text-secondary: #5b6673;
    --accent-teal: #0f766e;
    --accent-amber: #d97706;
    --accent-rose: #be123c;
    --accent-glow-teal: rgba(15, 118, 110, 0.35);
    --accent-glow-amber: rgba(217, 119, 6, 0.35);
    --border-color: #e2ded9;
    --shadow-soft: 0 18px 35px -24px rgba(15, 23, 42, 0.45);
    --font-family: 'Space Grotesk', sans-serif;
    --font-mono: 'IBM Plex Mono', monospace;
    --glass-bg: rgba(255, 255, 255, 0.82);
    --glass-border: rgba(255, 255, 255, 0.5);
    --wipe-light: #f7f5f2;
    --wipe-dark: #0b1116;
}

[data-theme="dark"] {
    /* Dark Theme */
    --bg-color: #0b1116;
    --bg-soft: #0f1921;
    --card-bg: #111c24;
    --text-primary: #e7ecef;
    --text-secondary: #9ba9b4;
    --accent-teal: #38b2ac;
    --accent-amber: #f59e0b;
    --accent-rose: #fb7185;
    --accent-glow-teal: rgba(56, 178, 172, 0.35);
    --accent-glow-amber: rgba(245, 158, 11, 0.35);
    --border-color: #1f2a33;
    --shadow-soft: 0 20px 40px -20px rgba(0, 0, 0, 0.7);
    --glass-bg: rgba(17, 28, 36, 0.85);
    --glass-border: rgba(255, 255, 255, 0.08);
    --wipe-light: #f7f5f2;
    --wipe-dark: #0b1116;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    font-family: var(--font-family);
    margin: 0;
    padding: 0;
    color: var(--text-primary);
    display: flex;
    justify-content: center;
    min-height: 100vh;
    transition: background-color 0.3s ease, color 0.3s ease;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 15% 15%, rgba(15, 118, 110, 0.18), transparent 40%),
        radial-gradient(circle at 85% 10%, rgba(217, 119, 6, 0.2), transparent 45%),
        radial-gradient(circle at 20% 80%, rgba(190, 18, 60, 0.15), transparent 50%),
        linear-gradient(180deg, var(--bg-color), var(--bg-soft));
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: radial-gradient(rgba(27, 31, 36, 0.05) 1px, transparent 1px);
    background-size: 18px 18px;
    opacity: 0.3;
    z-index: -1;
    pointer-events: none;
}

.theme-wipe {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    --wipe-x: 50vw;
    --wipe-y: 50vh;
    --wipe-color: var(--bg-color);
}

.theme-wipe::before {
    content: '';
    position: absolute;
    width: 200vmax;
    height: 200vmax;
    left: calc(var(--wipe-x) - 100vmax);
    top: calc(var(--wipe-y) - 100vmax);
    background: var(--wipe-color);
    border-radius: 50%;
    transform: scale(0);
    opacity: 0;
}

.theme-wipe.is-active::before {
    animation: theme-wipe 0.7s ease-in-out forwards;
}

@keyframes theme-wipe {
    0% {
        transform: scale(0);
        opacity: 0.9;
    }

    70% {
        transform: scale(1);
        opacity: 1;
    }

    100% {
        transform: scale(1);
        opacity: 0;
    }
}

.dashboard-container {
    width: 100%;
    max-width: 100%;
    padding: 2.5rem clamp(1.5rem, 3vw, 3rem) 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Header & Controls */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2rem;
    flex-wrap: wrap;
}

.title-stack {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 520px;
}

.eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--accent-rose);
    margin: 0;
}

h1 {
    font-weight: 700;
    font-size: clamp(2rem, 3vw, 2.75rem);
    letter-spacing: -0.02em;
    margin: 0;
}

.subtitle {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 480px;
}

.controls-main {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-end;
}

.control-group {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.seek-group {
    width: 100%;
    justify-content: flex-end;
}

.seek-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    min-width: 240px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 0.8rem;
    border-radius: 16px;
}

.seek-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.seek-inputs {
    display: grid;
    grid-template-columns: 1fr 72px;
    gap: 0.6rem;
    align-items: center;
}

.seek-inputs input[type="number"] {
    padding: 0.35rem 0.5rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--text-primary);
    font-family: var(--font-mono);
}

/* Buttons */
button {
    font-family: var(--font-family);
    border: 1px solid var(--border-color);
    padding: 0.65rem 1.2rem;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    background: var(--card-bg);
    color: var(--text-primary);
}

button:hover {
    transform: translateY(-1px);
}

button:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 2px;
}

.chip-btn {
    padding: 0.5rem 0.85rem;
    font-size: 0.85rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 16px -12px rgba(15, 23, 42, 0.6);
}

.toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.35));
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 25px -20px rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .toggle-btn {
    background: linear-gradient(135deg, rgba(17, 28, 36, 0.85), rgba(17, 28, 36, 0.45));
}

.toggle-btn .toggle-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    font-size: 0.9rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.3);
}

.toggle-btn .toggle-text {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.primary-btn {
    background: linear-gradient(135deg, var(--accent-teal), #0d9488);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 12px 24px -18px var(--accent-glow-teal);
}

.primary-btn:hover {
    box-shadow: 0 14px 28px -18px var(--accent-glow-teal);
}

.ghost-btn {
    background: transparent;
    border: 1px solid var(--border-color);
}

/* Theme Toggle Button specific */
.theme-toggle-btn {
    font-size: 1.2rem;
    padding: 0.6rem 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.iteration-pill {
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--glass-bg);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid var(--glass-border);
}

/* Glassmorphism Cards */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 1.75rem;
    box-shadow: var(--shadow-soft);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    animation: rise-in 0.5s ease both;
}

.card:hover {
    transform: translateY(-3px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    gap: 0.75rem;
}

/* Algorithm Enable/Disable Toggle */
.algo-toggle {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    flex-shrink: 0;
    cursor: pointer;
    margin: 0;
}

.algo-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.algo-toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--text-secondary);
    border-radius: 20px;
    transition: background 0.25s ease;
}

.algo-toggle-slider::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: transform 0.25s ease;
}

.algo-toggle input:checked + .algo-toggle-slider {
    background: var(--accent-teal);
}

.algo-toggle input:checked + .algo-toggle-slider::before {
    transform: translateX(16px);
}

/* Disabled algorithm card */
.algorithm-card.algo-disabled {
    opacity: 0.35;
    pointer-events: none;
    filter: grayscale(0.7);
    transform: scale(0.96);
}

.algorithm-card.algo-disabled .card-header {
    pointer-events: auto;
}

.algorithm-card.algo-disabled .algo-toggle {
    pointer-events: auto;
}

h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.badge {
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 0 10px var(--accent-glow-teal);
}

.ag-badge {
    background-color: rgba(15, 118, 110, 0.12);
    color: var(--accent-teal);
    border: 1px solid var(--accent-teal);
    box-shadow: 0 0 8px var(--accent-glow-teal);
}

.pso-badge {
    background-color: rgba(217, 119, 6, 0.12);
    color: var(--accent-amber);
    border: 1px solid var(--accent-amber);
    box-shadow: 0 0 8px var(--accent-glow-amber);
}

.ed-badge {
    background-color: rgba(190, 18, 60, 0.12);
    color: var(--accent-rose);
    border: 1px solid var(--accent-rose);
    box-shadow: 0 0 8px rgba(190, 18, 60, 0.35);
}

.canvas-container {
    width: 100%;
    height: clamp(300px, 30vw, 500px);
    background: radial-gradient(circle at center, var(--card-bg) 0%, var(--bg-soft) 100%);
    border-radius: 18px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: inset 0 8px 20px rgba(15, 23, 42, 0.08);
}

/* Target Plotly divs specifically */
#agPlot,
#psoPlot,
#edPlot,
#convergencePlot {
    width: 100% !important;
    height: 100% !important;
}

.stats {
    margin-top: 1.5rem;
    display: flex;
    justify-content: space-around;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.plot-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 0.75rem 1rem;
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.plot-controls label {
    display: flex;
    flex-direction: column;
    font-size: 0.85rem;
    color: var(--text-secondary);
    gap: 0.4rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 0.25rem;
}

.value {
    font-size: 1.5rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.mode-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.15rem 0.45rem;
    border-radius: 999px;
    font-size: 0.6rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--bg-soft);
    color: var(--text-secondary);
    margin-left: 0.35rem;
}

.iteration-pill {
    font-family: var(--font-mono);
}

.label-line {
    display: inline-flex;
    align-items: baseline;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.label-text {
    white-space: nowrap;
}

.label-line .label-text::after,
.iteration-pill .label-text::after {
    content: ":";
    margin-left: 0.2rem;
}

.label-value {
    font-variant-numeric: tabular-nums;
    font-family: var(--font-mono);
}

/* Settings Panel */
.settings-panel {
    background: var(--card-bg);
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color);
    animation: rise-in 0.5s ease both;
}

.settings-panel summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--accent-teal);
    padding: 1rem 0;
    user-select: none;
    outline: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transition: color 0.2s;
}

.settings-panel summary:hover {
    color: var(--accent-amber);
}

.settings-panel summary:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 4px;
    border-radius: 12px;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.summary-note {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: 0.5rem;
}

.setting-group h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--accent-teal);
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: 0.05em;
}

.setting-group label {
    display: flex;
    flex-direction: column;
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.label-row {
    gap: 0.5rem;
}

#function_expr.function-input {
    margin-top: 0.5rem;
    padding: 0.6rem 0.75rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    color: var(--text-primary);
    font-family: var(--font-mono);
}

#function_expr.function-input:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 2px;
}

.field-error {
    min-height: 1.1rem;
    font-size: 0.8rem;
    color: var(--accent-rose);
}


.fixed-dims {
    margin-bottom: 1.25rem;
    padding: 0.65rem;
    border-radius: 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border-color);
}

.fixed-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.fixed-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.5rem;
}

.fixed-grid label {
    margin-bottom: 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.fixed-grid input {
    margin-top: 0.35rem;
    padding: 0.4rem 0.55rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    color: var(--text-primary);
    font-family: var(--font-mono);
}

.setting-group select,
.setting-group input[type="number"] {
    margin-top: 0.5rem;
    padding: 0.55rem 0.75rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--glass-bg);
    color: var(--text-primary);
    font-family: var(--font-family);
}

.setting-group select:focus-visible,
.setting-group input[type="number"]:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 2px;
}

.target-field input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Convergence Controls */
.settings-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 1rem 0;
}

.checkbox-row {
    flex-direction: row !important;
    align-items: center;
    gap: 0.75rem;
}

.checkbox-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-teal);
    cursor: pointer;
}

.convergence-field {
    transition: opacity 0.2s ease;
}

.setting-group:has(#convergence_enabled:not(:checked)) .convergence-field {
    opacity: 0.5;
    pointer-events: none;
}

.field-error.success-message {
    color: var(--accent-teal);
    font-weight: 600;
}

.field-error.warning-message {
    color: var(--accent-amber);
    font-weight: 600;
}

/* Custom Range Input */
input[type="range"] {
    -webkit-appearance: none;
    width: 100%;
    margin-top: 0.75rem;
    background: transparent;
    cursor: pointer;
}

input[type="range"]:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 4px;
    border-radius: 999px;
}

input[type="range"]::-webkit-slider-runnable-track {
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    height: 18px;
    width: 18px;
    border-radius: 50%;
    background: var(--accent-teal);
    margin-top: -6px;
    box-shadow: 0 0 10px var(--accent-glow-teal);
    transition: transform 0.1s;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Main Layout */
main {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    transition: grid-template-columns 0.3s ease;
}

/* Dynamic grid based on enabled algorithm count */
main[data-algo-count="2"] {
    grid-template-columns: repeat(2, 1fr);
}

main[data-algo-count="1"] {
    grid-template-columns: 1fr;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* Algorithm cards transition */
.algorithm-card {
    transition: transform 0.25s ease, box-shadow 0.25s ease, opacity 0.3s ease, grid-column 0.3s ease, filter 0.3s ease;
}

/* ========================================
   Algorithm Focus Mode
   ======================================== */

/* Badge as clickable focus button */
.badge {
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    user-select: none;
}

.badge:hover {
    transform: scale(1.12);
    filter: brightness(1.15);
}

.badge:active {
    transform: scale(0.95);
}

.badge-focused {
    animation: badge-pulse 1.5s ease-in-out infinite;
}

@keyframes badge-pulse {
    0%, 100% { box-shadow: 0 0 8px var(--accent-glow-teal); }
    50% { box-shadow: 0 0 18px 4px var(--accent-glow-teal); }
}

.ag-badge.badge-focused {
    animation-name: badge-pulse-ag;
}
@keyframes badge-pulse-ag {
    0%, 100% { box-shadow: 0 0 8px var(--accent-glow-teal); }
    50% { box-shadow: 0 0 18px 4px var(--accent-glow-teal); }
}

.pso-badge.badge-focused {
    animation-name: badge-pulse-pso;
}
@keyframes badge-pulse-pso {
    0%, 100% { box-shadow: 0 0 8px var(--accent-glow-amber); }
    50% { box-shadow: 0 0 18px 4px var(--accent-glow-amber); }
}

.ed-badge.badge-focused {
    animation-name: badge-pulse-ed;
}
@keyframes badge-pulse-ed {
    0%, 100% { box-shadow: 0 0 8px rgba(190, 18, 60, 0.35); }
    50% { box-shadow: 0 0 18px 4px rgba(190, 18, 60, 0.35); }
}

/* Focused state: main grid becomes 1 focused card + 2 small side cards */
main[data-focus] {
    grid-template-columns: 1fr;
}

main[data-focus] .algorithm-card {
    opacity: 0.45;
    transform: scale(0.92);
    pointer-events: none;
    max-height: 120px;
    overflow: hidden;
    padding: 1rem 1.5rem;
}

/* Hide plot controls, canvas expands, and stats in dimmed cards */
main[data-focus] .algorithm-card .plot-controls,
main[data-focus] .algorithm-card .canvas-container,
main[data-focus] .algorithm-card .stats {
    display: none;
}

/* Re-enable the card header so user can click badge to unfocus */
main[data-focus] .algorithm-card .card-header {
    pointer-events: auto;
}

/* The focused card itself */
main[data-focus="ag"] .algorithm-card[data-algo="ag"],
main[data-focus="pso"] .algorithm-card[data-algo="pso"],
main[data-focus="ed"] .algorithm-card[data-algo="ed"] {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
    grid-column: 1 / -1;
    max-height: none;
    overflow: visible;
    padding: 1.75rem;
    order: -1;
}

main[data-focus="ag"] .algorithm-card[data-algo="ag"] .plot-controls,
main[data-focus="ag"] .algorithm-card[data-algo="ag"] .canvas-container,
main[data-focus="ag"] .algorithm-card[data-algo="ag"] .stats,
main[data-focus="pso"] .algorithm-card[data-algo="pso"] .plot-controls,
main[data-focus="pso"] .algorithm-card[data-algo="pso"] .canvas-container,
main[data-focus="pso"] .algorithm-card[data-algo="pso"] .stats,
main[data-focus="ed"] .algorithm-card[data-algo="ed"] .plot-controls,
main[data-focus="ed"] .algorithm-card[data-algo="ed"] .canvas-container,
main[data-focus="ed"] .algorithm-card[data-algo="ed"] .stats {
    display: grid;
}

main[data-focus="ag"] .algorithm-card[data-algo="ag"] .canvas-container,
main[data-focus="pso"] .algorithm-card[data-algo="pso"] .canvas-container,
main[data-focus="ed"] .algorithm-card[data-algo="ed"] .canvas-container {
    display: block;
    height: clamp(350px, 50vw, 550px);
}

/* Dimmed cards sit side by side below the focused one */
main[data-focus] {
    grid-template-columns: 1fr 1fr;
}

main[data-focus="ag"] .algorithm-card[data-algo="ag"],
main[data-focus="pso"] .algorithm-card[data-algo="pso"],
main[data-focus="ed"] .algorithm-card[data-algo="ed"] {
    grid-column: 1 / -1;
}

.charts-section {
    width: 100%;
}

.chart-card {
    height: clamp(320px, 28vw, 480px);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    overflow: hidden;
    padding-bottom: 1.25rem;
}

.chart-card h3 {
    margin: 0;
    flex-shrink: 0;
}

.chart-card #convergencePlot {
    flex: 1;
    min-height: 0;
    width: 100%;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .dashboard-container {
        padding: 1.5rem;
    }
}

@media (max-width: 1200px) {
    main {
        grid-template-columns: 1fr 1fr;
    }
    main[data-algo-count="1"] {
        grid-template-columns: 1fr;
    }
    main[data-focus] {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    main {
        grid-template-columns: 1fr;
    }

    /* On mobile, hide dimmed cards entirely for focus mode */
    main[data-focus] .algorithm-card {
        display: none;
    }
    main[data-focus="ag"] .algorithm-card[data-algo="ag"],
    main[data-focus="pso"] .algorithm-card[data-algo="pso"],
    main[data-focus="ed"] .algorithm-card[data-algo="ed"] {
        display: block;
    }

    .dashboard-header {
        align-items: flex-start;
    }

    .controls-main {
        width: 100%;
        align-items: flex-start;
    }

    .control-group {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
    }

    .theme-wipe.is-active::before {
        animation: none;
    }
}

@media (max-width: 600px) {
    .summary-note {
        display: none;
    }
}

/* Iteration Navigation Controls */
.iteration-controls {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 50%;
    font-size: 0.9rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    box-shadow: 0 4px 12px -6px rgba(15, 23, 42, 0.4);
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.nav-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px -8px rgba(15, 23, 42, 0.5);
}

.nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.continue-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    margin-left: 0.5rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--accent-amber), #ea580c);
    color: #ffffff;
    border: none;
    box-shadow: 0 8px 20px -12px var(--accent-glow-amber);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.continue-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px -12px var(--accent-glow-amber);
}

/* ========================================
   Day/Night Toggle Switch
   ======================================== */
.day-night-toggle {
    cursor: pointer;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.day-night-toggle:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 4px;
    border-radius: 40px;
}

.toggle-track {
    position: relative;
    width: 80px;
    height: 40px;
    border-radius: 40px;
    overflow: hidden;
    box-shadow:
        inset 0 4px 10px rgba(0, 0, 0, 0.25),
        0 4px 15px -5px rgba(0, 0, 0, 0.3);
    transition: box-shadow 0.4s ease;
}

.toggle-track:hover {
    box-shadow:
        inset 0 4px 10px rgba(0, 0, 0, 0.25),
        0 6px 20px -5px rgba(0, 0, 0, 0.4);
}

/* Day Background */
.toggle-bg-day {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #87CEEB 0%, #4BA3D6 50%, #87CEEB 100%);
    transition: opacity 0.5s ease;
}

/* Night Background  */
.toggle-bg-night {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #1a1a2e 0%, #2d3250 50%, #1a1a2e 100%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

/* Clouds */
.cloud {
    position: absolute;
    background: white;
    border-radius: 50px;
    opacity: 0.9;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

.cloud::before,
.cloud::after {
    content: '';
    position: absolute;
    background: white;
    border-radius: 50%;
}

.cloud-1 {
    width: 25px;
    height: 8px;
    bottom: 8px;
    right: 8px;
}

.cloud-1::before {
    width: 12px;
    height: 12px;
    top: -6px;
    left: 4px;
}

.cloud-1::after {
    width: 8px;
    height: 8px;
    top: -3px;
    left: 12px;
}

.cloud-2 {
    width: 18px;
    height: 6px;
    bottom: 14px;
    right: 25px;
    opacity: 0.7;
}

.cloud-2::before {
    width: 8px;
    height: 8px;
    top: -4px;
    left: 3px;
}

.cloud-3 {
    width: 15px;
    height: 5px;
    bottom: 6px;
    right: 35px;
    opacity: 0.6;
}

/* Stars */
.star {
    position: absolute;
    background: white;
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.5s ease 0.2s;
    animation: twinkle 2s ease-in-out infinite;
}

.star-1 {
    width: 3px;
    height: 3px;
    top: 8px;
    left: 10px;
    animation-delay: 0s;
}

.star-2 {
    width: 2px;
    height: 2px;
    top: 14px;
    left: 22px;
    animation-delay: 0.4s;
}

.star-3 {
    width: 2px;
    height: 2px;
    top: 22px;
    left: 12px;
    animation-delay: 0.8s;
}

.star-4 {
    width: 3px;
    height: 3px;
    top: 10px;
    left: 35px;
    animation-delay: 1.2s;
}

.star-5 {
    width: 2px;
    height: 2px;
    top: 26px;
    left: 28px;
    animation-delay: 0.2s;
}

@keyframes twinkle {

    0%,
    100% {
        opacity: 0.6;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Sun/Moon Knob */
.toggle-knob {
    position: absolute;
    width: 32px;
    height: 32px;
    top: 4px;
    left: 4px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FFD93D 0%, #F9A825 100%);
    box-shadow:
        0 2px 8px rgba(249, 168, 37, 0.6),
        inset 0 -2px 4px rgba(0, 0, 0, 0.1),
        inset 0 2px 4px rgba(255, 255, 255, 0.4);
    transition:
        transform 0.5s cubic-bezier(0.68, -0.15, 0.32, 1.15),
        background 0.4s ease,
        box-shadow 0.4s ease;
}

.sun-face {
    position: absolute;
    inset: 0;
    opacity: 1;
    transition: opacity 0.4s ease;
}

/* Moon Craters */
.moon-craters {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.crater {
    position: absolute;
    background: rgba(100, 100, 120, 0.4);
    border-radius: 50%;
    box-shadow: inset 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.crater-1 {
    width: 10px;
    height: 10px;
    top: 6px;
    right: 5px;
}

.crater-2 {
    width: 6px;
    height: 6px;
    bottom: 8px;
    left: 8px;
}

.crater-3 {
    width: 4px;
    height: 4px;
    top: 14px;
    left: 12px;
}

/* Dark theme state */
[data-theme="dark"] .toggle-bg-day {
    opacity: 0;
}

[data-theme="dark"] .toggle-bg-night {
    opacity: 1;
}

[data-theme="dark"] .cloud {
    transform: translateX(-20px);
    opacity: 0;
}

[data-theme="dark"] .star {
    opacity: 0.8;
}

[data-theme="dark"] .toggle-knob {
    transform: translateX(40px);
    background: linear-gradient(135deg, #c9c9d4 0%, #a0a0b5 100%);
    box-shadow:
        0 2px 8px rgba(160, 160, 181, 0.5),
        inset 0 -2px 4px rgba(0, 0, 0, 0.15),
        inset 0 2px 4px rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .sun-face {
    opacity: 0;
}

[data-theme="dark"] .moon-craters {
    opacity: 1;
}

/* ========================================
   Language Toggle Switch
   ======================================== */
.lang-toggle {
    cursor: pointer;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

.lang-toggle:focus-visible {
    outline: 2px solid var(--accent-amber);
    outline-offset: 4px;
    border-radius: 40px;
}

.lang-track {
    position: relative;
    width: 80px;
    height: 40px;
    border-radius: 40px;
    overflow: hidden;
    box-shadow:
        inset 0 4px 10px rgba(0, 0, 0, 0.25),
        0 4px 15px -5px rgba(0, 0, 0, 0.3);
    transition: box-shadow 0.4s ease;
}

.lang-track:hover {
    box-shadow:
        inset 0 4px 10px rgba(0, 0, 0, 0.25),
        0 6px 20px -5px rgba(0, 0, 0, 0.4);
}

/* EN Background (US colors - blue/red) */
.lang-bg-en {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #3C3B6E 0%, #B22234 100%);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    transition: opacity 0.5s ease;
}

/* PT Background (Brazil colors - green/yellow) */
.lang-bg-pt {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #009c3b 0%, #ffdf00 100%);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 10px;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.lang-flag {
    font-size: 1.1rem;
    opacity: 0.9;
    transition: transform 0.3s ease;
}

/* Language Knob */
.lang-knob {
    position: absolute;
    width: 32px;
    height: 32px;
    top: 4px;
    left: 4px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffffff 0%, #e8e8e8 100%);
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.3),
        inset 0 -2px 4px rgba(0, 0, 0, 0.1),
        inset 0 2px 4px rgba(255, 255, 255, 0.8);
    transition:
        transform 0.5s cubic-bezier(0.68, -0.15, 0.32, 1.15),
        background 0.4s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lang-label {
    position: absolute;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-primary);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.lang-label-en {
    opacity: 1;
    transform: scale(1);
}

.lang-label-pt {
    opacity: 0;
    transform: scale(0.8);
}

/* Portuguese state (data-lang="pt") */
[data-lang="pt"] .lang-bg-en {
    opacity: 0;
}

[data-lang="pt"] .lang-bg-pt {
    opacity: 1;
}

[data-lang="pt"] .lang-knob {
    transform: translateX(40px);
}

[data-lang="pt"] .lang-label-en {
    opacity: 0;
    transform: scale(0.8);
}

[data-lang="pt"] .lang-label-pt {
    opacity: 1;
    transform: scale(1);
}

/* Hidden Report Button */
.report-btn {
    margin-top: 0.5rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.1));
    border: 1px solid var(--accent-amber);
    color: var(--accent-amber);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.9);
    transition:
        opacity 0.4s ease,
        visibility 0.4s ease,
        transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
        box-shadow 0.2s ease;
}

.report-btn.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.report-btn.revealed {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
    animation: secret-reveal 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.report-btn:hover {
    box-shadow: 0 0 20px var(--accent-glow-amber);
    border-color: var(--accent-amber);
    transform: translateY(-2px);
}

.report-btn:disabled {
    opacity: 0.6;
    cursor: wait;
}

@keyframes secret-reveal {
    0% {
        opacity: 0;
        transform: translateY(-10px) scale(0.8) rotate(-5deg);
    }

    50% {
        transform: translateY(2px) scale(1.05) rotate(1deg);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotate(0deg);
    }
}

/* Make title clickable hint (subtle) */
#mainTitle {
    cursor: default;
    user-select: none;
    transition: text-shadow 0.3s ease;
}

#mainTitle:hover {
    text-shadow: 0 0 30px rgba(245, 158, 11, 0.15);
}

/* ========================================
   Benchmark Controls (Header Inline)
   ======================================== */
.benchmark-controls {
    width: 100%;
    justify-content: flex-end;
}

.benchmark-inline {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.bench-param {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.35rem 0.65rem;
    border-radius: 999px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.bench-param input[type="range"] {
    width: 70px;
    margin: 0;
    height: 4px;
}

.bench-label {
    font-weight: 600;
    white-space: nowrap;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bench-value {
    font-family: var(--font-mono);
    font-weight: 600;
    min-width: 2ch;
    text-align: right;
    color: var(--text-primary);
}

.benchmark-btn {
    background: linear-gradient(135deg, var(--accent-amber), #ea580c) !important;
    color: #fff !important;
    border: none !important;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 8px 20px -10px var(--accent-glow-amber);
}

.benchmark-btn:hover {
    box-shadow: 0 12px 28px -10px var(--accent-glow-amber);
}

.benchmark-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    justify-content: flex-end;
}

.bench-stop-btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    border-color: var(--accent-rose) !important;
    color: var(--accent-rose) !important;
}

.bench-stop-btn:hover {
    background: var(--accent-rose) !important;
    color: #fff !important;
}

.benchmark-progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.progress-bar {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 999px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-amber));
    border-radius: 999px;
    transition: width 0.15s ease;
}

.progress-label {
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    white-space: nowrap;
}

/* ========================================
   Benchmark Results Modal
   ======================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.show {
    opacity: 1;
}

.modal-content {
    position: relative;
    width: min(92vw, 640px);
    max-height: 90vh;
    overflow-y: auto;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 32px 64px -16px rgba(0, 0, 0, 0.5);
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 0;
}

.modal-overlay.show .modal-content {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 50%;
    background: var(--bg-soft);
    color: var(--text-secondary);
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1;
    padding: 0;
    transition: background 0.2s, color 0.2s;
}

.modal-close:hover {
    background: var(--accent-rose);
    color: white;
    transform: none;
}

.modal-header {
    text-align: center;
    padding: 2rem 2rem 1rem;
}

.trophy-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 0.5rem;
    animation: trophy-bounce 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes trophy-bounce {
    0% { transform: scale(0) rotate(-15deg); opacity: 0; }
    60% { transform: scale(1.2) rotate(5deg); opacity: 1; }
    100% { transform: scale(1) rotate(0); opacity: 1; }
}

.modal-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.modal-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0.25rem 0 0;
}

.winner-banner {
    margin: 0 1.5rem;
    padding: 1rem 1.5rem;
    border-radius: 16px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 700;
    box-shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.3);
    animation: banner-slide 0.5s ease 0.2s both;
}

@keyframes banner-slide {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

.winner-trophy {
    font-size: 1.5rem;
}

.winner-label {
    opacity: 0.85;
    font-weight: 500;
}

.winner-name {
    font-size: 1.25rem;
}

.winner-names {
    font-size: 1.15rem;
}

.winner-wins {
    font-size: 0.85rem;
    opacity: 0.8;
    font-weight: 400;
}

.modal-body {
    padding: 1.5rem 2rem 2rem;
}

.modal-body h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-teal);
    margin: 1.25rem 0 0.75rem;
    font-weight: 700;
}

.modal-body h3:first-child {
    margin-top: 0;
}

/* Stats Table */
.stats-table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.stats-table th,
.stats-table td {
    padding: 0.55rem 0.75rem;
    text-align: right;
    border-bottom: 1px solid var(--border-color);
}

.stats-table th {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stats-table th:first-child,
.stats-table td:first-child {
    text-align: left;
}

.stat-label {
    font-family: var(--font-family);
    font-weight: 600;
    color: var(--text-secondary);
    font-variant-numeric: normal;
}

.stat-best {
    font-weight: 700;
    color: var(--accent-teal);
}

.wins-row td {
    border-top: 2px solid var(--border-color);
    font-weight: 700;
    font-size: 1rem;
}

/* ── CEC-specific table styles ────────────────────────────── */
.cec-section-title {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-amber);
    margin: 1.5rem 0 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.cec-section-title:first-child {
    margin-top: 0;
}

.cec-table {
    font-size: 0.78rem;
}

.cec-table td,
.cec-table th {
    padding: 0.4rem 0.6rem;
}

.cec-checkpoint-table {
    font-size: 0.72rem;
}

.cec-checkpoint-table td,
.cec-checkpoint-table th {
    padding: 0.3rem 0.5rem;
}

.wilcoxon-plus {
    font-weight: 700;
    color: var(--accent-teal);
}

.wilcoxon-minus {
    font-weight: 700;
    color: var(--accent-rose);
}

.wilcoxon-equal {
    font-weight: 600;
    color: var(--text-secondary);
}

/* Wins Chart Bars */
.win-bar-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.win-bar-label {
    width: 120px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: right;
    flex-shrink: 0;
}

.win-bar-track {
    flex: 1;
    height: 28px;
    background: var(--bg-soft);
    border-radius: 999px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.win-bar-fill {
    height: 100%;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0.6rem;
    min-width: 32px;
    transition: width 0.6s cubic-bezier(0.34, 1, 0.64, 1);
    animation: bar-grow 0.6s cubic-bezier(0.34, 1, 0.64, 1) both;
}

@keyframes bar-grow {
    0% { max-width: 0; }
    100% { max-width: 100%; }
}

.win-bar-value {
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    font-family: var(--font-mono);
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Modal responsive */
@media (max-width: 600px) {
    .modal-content {
        width: 98vw;
        border-radius: 16px;
    }

    .modal-header {
        padding: 1.5rem 1.25rem 0.75rem;
    }

    .modal-body {
        padding: 1rem 1.25rem 1.5rem;
    }

    .winner-banner {
        margin: 0 1rem;
        flex-wrap: wrap;
        text-align: center;
    }

    .win-bar-label {
        width: 80px;
        font-size: 0.75rem;
    }

    .stats-table {
        font-size: 0.75rem;
    }
}