:root {
    --creatine-bg: #0b0f14;
    --creatine-panel: #162127;
    --creatine-soft: #1f2d34;
    --creatine-input: #22323a;
    --creatine-border: #34464c;
    --creatine-text: #eef6f1;
    --creatine-muted: #9fb1aa;
    --creatine-orange: #f59e0b;
    --creatine-green: #22c55e;
    --creatine-cyan: #38bdf8;
    --creatine-red: #f87171;
    --creatine-tooltip-bg: #eef6f1;
    --creatine-tooltip-text: #1f2937;
}

[data-theme="light"] {
    --creatine-bg: #f6f8f4;
    --creatine-panel: #ffffff;
    --creatine-soft: #eef5ef;
    --creatine-input: #f5f8f4;
    --creatine-border: #d7e2db;
    --creatine-text: #1f2937;
    --creatine-muted: #5f6f68;
    --creatine-tooltip-bg: #ffffff;
    --creatine-tooltip-text: #1f2937;
}

body {
    background: var(--creatine-bg);
}

.container {
    max-width: 1680px;
}

header {
    border-bottom: 1px solid var(--creatine-border);
}

.tool-header {
    align-items: center;
}

.tool-header h1 {
    margin: 0;
}

.tagline {
    margin: 6px 0 0;
    color: var(--creatine-muted);
    font-family: "JetBrains Mono", monospace;
    font-size: 0.86rem;
}

.tool-icon-header.biochemical {
    color: var(--creatine-orange);
}

.creatine-layout {
    display: grid;
    grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
    gap: 20px;
    align-items: start;
}

.panel {
    background: var(--creatine-panel);
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
}

.control-panel,
.results-panel,
.side-card {
    padding: 18px;
}

.settings-controls {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.settings-line {
    margin: 4px 0 12px;
    font-family: "JetBrains Mono", monospace;
    font-size: 0.78rem;
    color: var(--creatine-muted);
}

.settings-line.success {
    color: var(--creatine-green);
}

.settings-line.error {
    color: var(--creatine-red);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
}

.panel-header h2,
.side-card h2,
.chart-header h3,
.table-panel h3 {
    margin: 0 0 6px;
}

.panel-header p,
.chart-header p {
    margin: 0;
    color: var(--creatine-muted);
    line-height: 1.45;
}

.tool-btn,
.tab-btn,
.preset-btn {
    border: 1px solid var(--creatine-border);
    background: var(--creatine-soft);
    color: var(--creatine-text);
    border-radius: 8px;
    padding: 9px 12px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.tool-btn:hover,
.tab-btn:hover,
.preset-btn:hover {
    border-color: rgba(245, 158, 11, 0.65);
}

.status-line {
    padding: 10px 12px;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: var(--creatine-soft);
    color: var(--creatine-muted);
    font-size: 0.92rem;
}

.status-line.error {
    color: #fecaca;
    background: rgba(127, 29, 29, 0.35);
    border-color: rgba(248, 113, 113, 0.45);
}

.scope-warning-block {
    margin-top: 14px;
    padding: 12px;
    border: 1px solid rgba(245, 158, 11, 0.45);
    border-radius: 8px;
    background: rgba(245, 158, 11, 0.10);
}

.scope-warning-block summary {
    cursor: pointer;
    font-weight: 800;
    margin-bottom: 5px;
    color: var(--creatine-orange);
}

.scope-warning-block:not([open]) summary {
    margin-bottom: 0;
}

.scope-warning-block strong {
    color: var(--creatine-orange);
}

.scope-warning-block p {
    margin: 0 0 8px;
    color: var(--creatine-muted);
    line-height: 1.45;
    font-size: 0.9rem;
}

.scope-warning-block p:last-child {
    margin-bottom: 0;
}

.tab-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 16px;
}

.tab-btn.active {
    background: rgba(245, 158, 11, 0.18);
    border-color: var(--creatine-orange);
}

.tab-panel {
    margin-top: 16px;
}

.preset-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.section-block,
.advanced-panel {
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

[data-theme="light"] .section-block,
[data-theme="light"] .advanced-panel {
    border-top-color: rgba(31, 41, 55, 0.08);
}

.section-block h3,
.advanced-panel summary {
    margin: 0 0 12px;
    font-size: 1rem;
    font-weight: 800;
}

.advanced-panel summary {
    cursor: pointer;
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.input-grid.nested {
    display: contents;
}

.input-line,
.check-line {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.check-line {
    grid-column: 1 / -1;
    justify-content: flex-start;
    flex-direction: row;
    align-items: center;
    gap: 9px;
    color: var(--creatine-muted);
    font-weight: 700;
    font-size: 0.88rem;
    text-transform: none;
    min-height: 42px;
    padding: 9px 11px;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.03);
}

.check-line input[type="checkbox"] {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin: 0;
    padding: 0;
    appearance: auto;
}

.check-line > span {
    flex: 1 1 auto;
    min-width: 0;
    line-height: 1.3;
    overflow-wrap: anywhere;
}

.input-line.wide {
    grid-column: 1 / -1;
}

.input-line > span {
    color: var(--creatine-muted);
    font-size: 0.82rem;
    font-weight: 800;
}

.label-with-help,
.result-label-with-help {
    position: relative;
    display: flex;
    align-items: center;
    gap: 7px;
    width: 100%;
}

.result-label-with-help {
    justify-content: space-between;
}

.help-chip {
    flex: 0 0 auto;
    width: 17px;
    height: 17px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--creatine-border);
    border-radius: 999px;
    background: var(--creatine-soft);
    color: var(--creatine-text);
    cursor: help;
    font: 800 0.68rem/1 "Inter", sans-serif;
    text-transform: none;
    padding: 0;
}

.help-chip:hover,
.help-chip:focus-visible,
.help-chip[aria-expanded="true"] {
    border-color: var(--creatine-green);
    background: rgba(43, 179, 124, 0.14);
    outline: none;
}

.help-tooltip {
    position: absolute;
    left: 0;
    top: calc(100% + 7px);
    z-index: 40;
    display: none;
    width: min(320px, 100%);
    min-width: min(250px, 100%);
    padding: 10px 11px;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: var(--creatine-tooltip-bg);
    color: var(--creatine-tooltip-text);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.24);
    font: 600 0.78rem/1.35 "Inter", sans-serif;
    letter-spacing: 0;
    text-align: left;
    text-transform: none;
    overflow-wrap: break-word;
    pointer-events: none;
}

.help-chip:focus-visible + .help-tooltip,
.help-chip[aria-expanded="true"] + .help-tooltip {
    display: block;
}

.input-line input,
.input-line select {
    width: 100%;
    min-width: 0;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    padding: 10px 11px;
    background: var(--creatine-input);
    color: var(--creatine-text);
    font: 600 0.95rem "JetBrains Mono", monospace;
}

.unit-field {
    position: relative;
    width: 100%;
}

.unit-field input {
    padding-right: 58px;
}

.unit-suffix {
    position: absolute;
    top: 50%;
    right: 11px;
    transform: translateY(-50%);
    color: var(--creatine-muted);
    font: 800 0.74rem/1 "Inter", sans-serif;
    pointer-events: none;
}

.inline-pair {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 86px;
    gap: 8px;
}

.result-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: minmax(132px, auto);
    gap: 12px;
    align-items: stretch;
}

.result-card {
    min-height: 112px;
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--creatine-border);
    background: var(--creatine-soft);
    display: flex;
    flex-direction: column;
    gap: 7px;
    height: 100%;
}

.result-card--wide {
    grid-column: auto;
}

.result-label {
    color: var(--creatine-muted);
    font-weight: 800;
    font-size: 0.8rem;
    text-transform: uppercase;
    min-height: 2.2em;
    line-height: 1.1;
}

.result-card strong {
    color: var(--creatine-green);
    font: 800 1.45rem "JetBrains Mono", monospace;
}

.result-card > span:last-child {
    color: var(--creatine-muted);
    font-size: 0.88rem;
    line-height: 1.35;
}

.chart-grid-panels,
.chart-panel,
.table-panel {
    margin-top: 18px;
}

.chart-grid-panels {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.chart-grid-panels .chart-panel {
    margin-top: 0;
}

.chart-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.chart-actions {
    display: flex;
    flex: 0 0 auto;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.export-plot-btn,
.expand-chart-btn {
    flex: 0 0 auto;
    white-space: nowrap;
}

.metric-chart {
    width: 100%;
    min-height: 280px;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: var(--creatine-soft);
    touch-action: none;
}

.chart-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.chart-overlay[hidden] {
    display: none;
}

.chart-overlay-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 7, 12, 0.82);
    backdrop-filter: blur(4px);
}

.chart-overlay-panel {
    position: relative;
    z-index: 1;
    width: min(96vw, 1500px);
    max-height: min(92vh, 900px);
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 18px;
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: var(--creatine-panel);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
}

.chart-overlay-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
}

.chart-overlay-header h2 {
    margin: 0 0 5px;
    font-size: 1.1rem;
}

.chart-overlay-header p {
    margin: 0;
    color: var(--creatine-muted);
    line-height: 1.4;
}

.chart-overlay-body {
    min-height: 0;
}

.chart-overlay-chart {
    display: block;
    width: 100%;
    height: min(72vh, 720px);
    min-height: 420px;
}

body.chart-overlay-open {
    overflow: hidden;
}

.chart-info-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    line-height: 1;
    text-align: center;
    font-size: 1rem;
}

.chart-info-modal {
    position: fixed;
    inset: 0;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.chart-info-modal[hidden] {
    display: none;
}

.chart-info-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 7, 12, 0.82);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.chart-info-modal-panel {
    position: relative;
    z-index: 1;
    width: min(92vw, 720px);
    max-height: min(88vh, 760px);
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 20px;
    border: 1px solid var(--creatine-border);
    border-radius: 10px;
    background: var(--creatine-panel);
    color: var(--creatine-text);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
    overflow: hidden;
}

.chart-info-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.chart-info-modal-header h2 {
    margin: 0;
    font-size: 1.15rem;
}

.chart-info-modal-close {
    width: 36px;
    padding: 4px 0;
    font-size: 1.2rem;
    line-height: 1;
}

.chart-info-modal-body {
    overflow-y: auto;
    display: grid;
    gap: 14px;
    padding-right: 4px;
}

.chart-info-section h3 {
    margin: 0 0 4px;
    color: var(--creatine-accent);
    font-size: 0.8rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-family: "JetBrains Mono", monospace;
}

.chart-info-section p {
    margin: 0;
    color: var(--creatine-text);
    line-height: 1.5;
    font-size: 0.92rem;
}

.chart-info-anchors {
    display: grid;
    gap: 6px;
}

.chart-info-anchors a {
    color: var(--creatine-accent);
    word-break: break-word;
    font-family: "JetBrains Mono", monospace;
    font-size: 0.84rem;
    text-decoration: none;
}

.chart-info-anchors a:focus-visible {
    outline: 2px solid var(--creatine-accent);
    outline-offset: 2px;
    text-decoration: underline;
}

.chart-info-anchors a:hover {
    text-decoration: underline;
}

.math-modal-panel {
    width: min(96vw, 1100px);
    max-height: min(94vh, 900px);
}

.math-modal-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.math-modal-status {
    margin: 0;
    padding: 6px 10px;
    font-family: "JetBrains Mono", monospace;
    font-size: 0.78rem;
    color: var(--creatine-muted);
    border: 1px solid var(--creatine-border);
    border-radius: 6px;
    background: var(--creatine-soft);
}

.math-modal-status.success {
    color: var(--creatine-green);
    border-color: rgba(34, 197, 94, 0.45);
}

.math-modal-status.error {
    color: var(--creatine-red);
    border-color: rgba(248, 113, 113, 0.55);
}

.math-modal-body {
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding-right: 4px;
}

.math-card {
    border: 1px solid var(--creatine-border);
    border-radius: 8px;
    background: var(--creatine-soft);
    padding: 14px 16px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
        "title button"
        "body  body";
    gap: 10px 12px;
}

.math-card h3 {
    grid-area: title;
    margin: 0;
    font-size: 1rem;
    color: var(--creatine-text);
}

.math-card-run {
    grid-area: button;
    align-self: start;
    white-space: nowrap;
}

.math-card-body {
    grid-area: body;
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: var(--creatine-muted);
    font-size: 0.86rem;
    line-height: 1.45;
}

.math-card-equation {
    margin: 0;
    padding: 8px 10px;
    background: var(--creatine-panel);
    border: 1px solid var(--creatine-border);
    border-radius: 6px;
    font-family: "JetBrains Mono", monospace;
    font-size: 0.84rem;
    color: var(--creatine-text);
    white-space: pre-wrap;
    word-break: break-word;
}

.math-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 14px;
    font-size: 0.78rem;
    color: var(--creatine-muted);
}

.math-card-meta strong {
    color: var(--creatine-text);
    font-weight: 600;
}

.math-card-sources a {
    color: var(--creatine-cyan);
    text-decoration: none;
}

.math-card-sources a:hover,
.math-card-sources a:focus-visible {
    text-decoration: underline;
}

.math-card-result {
    margin-top: 4px;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid var(--creatine-border);
    background: var(--creatine-panel);
    font-family: "JetBrains Mono", monospace;
    font-size: 0.8rem;
    color: var(--creatine-text);
    display: none;
    flex-direction: column;
    gap: 4px;
}

.math-card-result.visible {
    display: flex;
}

.math-card-result.pass {
    border-color: rgba(34, 197, 94, 0.55);
}

.math-card-result.fail {
    border-color: rgba(248, 113, 113, 0.7);
}

.math-card-result-status {
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.math-card-result.pass .math-card-result-status {
    color: var(--creatine-green);
}

.math-card-result.fail .math-card-result-status {
    color: var(--creatine-red);
}

.math-card-result-row {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 12px;
    color: var(--creatine-muted);
}

.math-card-result-row span.math-card-result-label {
    color: var(--creatine-text);
    font-weight: 600;
}

.chart-bg {
    fill: transparent;
}

.chart-grid {
    stroke: rgba(159, 177, 170, 0.24);
    stroke-width: 1;
}

.chart-cap-line {
    stroke: rgba(248, 113, 113, 0.58);
    stroke-dasharray: 6 4;
}

.chart-axis {
    stroke: rgba(159, 177, 170, 0.6);
    stroke-width: 1.4;
}

.chart-waste-zone {
    fill: rgba(248, 113, 113, 0.09);
}

.chart-band {
    fill: rgba(56, 189, 248, 0.20);
    stroke: none;
}

.chart-steady-band {
    fill: rgba(56, 189, 248, 0.12);
    stroke: none;
}

.chart-line {
    fill: none;
    stroke: var(--creatine-orange);
    stroke-width: 3;
}

.chart-steady-line {
    fill: none;
    stroke: var(--creatine-cyan);
    stroke-width: 2.4;
    stroke-dasharray: 7 5;
}

.chart-waste-line {
    fill: none;
    stroke: var(--creatine-red);
    stroke-width: 2.4;
}

.chart-loss-line {
    fill: none;
    stroke: var(--creatine-red);
    stroke-width: 3;
}

.chart-creatinine-line {
    fill: none;
    stroke: var(--creatine-orange);
    stroke-width: 2.6;
}

.chart-creatinine-band {
    fill: rgba(245, 158, 11, 0.18);
    stroke: none;
}

.chart-baseline-line {
    stroke: rgba(56, 189, 248, 0.7);
    stroke-dasharray: 5 4;
}

.chart-retained-area {
    fill: rgba(34, 197, 94, 0.32);
    stroke: none;
}

.chart-excreted-area {
    fill: rgba(248, 113, 113, 0.22);
    stroke: none;
}

.chart-retained-line {
    fill: none;
    stroke: var(--creatine-green);
    stroke-width: 2.2;
}

.chart-active-dose-line {
    fill: none;
    stroke: var(--creatine-cyan);
    stroke-width: 1.6;
    stroke-dasharray: 4 4;
}

.chart-cumulative-dose-line {
    fill: none;
    stroke: var(--creatine-cyan);
    stroke-width: 2.6;
}

.chart-cumulative-retained-line {
    fill: none;
    stroke: var(--creatine-green);
    stroke-width: 2.6;
}

.chart-efficiency-line {
    fill: none;
    stroke: var(--creatine-orange);
    stroke-width: 2.2;
    stroke-dasharray: 6 4;
}

.chart-hover-point.creatinine {
    stroke: var(--creatine-orange);
}

.chart-hover-point.retained {
    stroke: var(--creatine-green);
}

.chart-hover-point.efficiency {
    stroke: var(--creatine-orange);
}

.chart-hover-line {
    stroke: rgba(238, 246, 241, 0.55);
    stroke-width: 1;
    stroke-dasharray: 4 4;
    pointer-events: none;
}

.chart-hover-point {
    fill: var(--creatine-panel);
    stroke: var(--creatine-orange);
    stroke-width: 3;
    pointer-events: none;
}

.chart-hover-point.loss,
.chart-hover-point.waste {
    stroke: var(--creatine-red);
}

.chart-tooltip-bg {
    fill: var(--creatine-tooltip-bg);
    stroke: var(--creatine-border);
    stroke-width: 1;
    rx: 6;
    pointer-events: none;
}

.chart-tooltip-text {
    fill: var(--creatine-tooltip-text);
    font: 700 12px "JetBrains Mono", monospace;
    pointer-events: none;
}

.chart-label {
    fill: var(--creatine-muted);
    font: 700 12px "JetBrains Mono", monospace;
}

.chart-steady-label,
.chart-legend.steady {
    fill: var(--creatine-cyan);
}

.chart-legend.waste {
    fill: var(--creatine-red);
}

.chart-legend {
    fill: var(--creatine-muted);
    font: 800 11px "JetBrains Mono", monospace;
}

.chart-legend.saturation {
    fill: var(--creatine-orange);
}

.chart-legend.creatinine {
    fill: var(--creatine-orange);
}

.chart-legend.baseline {
    fill: var(--creatine-cyan);
}

.chart-legend.retained,
.chart-legend.cumulative-retained {
    fill: var(--creatine-green);
}

.chart-legend.excreted {
    fill: var(--creatine-red);
}

.chart-legend.cumulative-dose,
.chart-legend.active-dose {
    fill: var(--creatine-cyan);
}

.chart-efficiency-label,
.chart-legend.efficiency {
    fill: var(--creatine-orange);
}

.chart-axis-title {
    fill: var(--creatine-muted);
    font: 800 10px "JetBrains Mono", monospace;
    text-transform: uppercase;
}

.table-scroll {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th,
td {
    padding: 10px;
    border-bottom: 1px solid var(--creatine-border);
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--creatine-muted);
    font-size: 0.78rem;
    text-transform: uppercase;
}

td {
    color: var(--creatine-text);
}

.side-panel {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.foldable-card {
    padding: 0;
    overflow: hidden;
}

.foldable-card summary {
    cursor: pointer;
    list-style-position: inside;
    padding: 15px 18px;
    color: var(--creatine-text);
    font-weight: 800;
}

.foldable-card summary span {
    margin-left: 4px;
}

.foldable-card[open] summary {
    border-bottom: 1px solid var(--creatine-border);
}

.foldable-content {
    padding: 16px 18px 18px;
}

.note-list,
.source-list {
    margin: 0;
    padding-left: 18px;
    color: var(--creatine-muted);
    line-height: 1.45;
}

.note-list li + li,
.source-list li + li {
    margin-top: 8px;
}

.check-status {
    display: inline-block;
    min-width: 42px;
    border-radius: 999px;
    padding: 3px 8px;
    font: 800 0.72rem "JetBrains Mono", monospace;
    text-transform: uppercase;
}

.check-status.pass {
    color: #dcfce7;
    background: rgba(34, 197, 94, 0.22);
}

.check-status.fail {
    color: #fee2e2;
    background: rgba(248, 113, 113, 0.22);
}

.validation-table {
    min-width: 920px;
    font-size: 0.86rem;
}

.audit-table {
    min-width: 1040px;
    font-size: 0.84rem;
}

.audit-table-wrap {
    max-height: 560px;
    overflow: auto;
}

.table-note-line {
    display: block;
    margin-top: 5px;
    color: var(--creatine-muted);
    line-height: 1.35;
}

.table-note-line a,
.audit-table a,
.validation-table a {
    color: var(--creatine-cyan);
    text-decoration: none;
}

.table-note-line a:hover,
.audit-table a:hover,
.validation-table a:hover {
    text-decoration: underline;
}

@media (max-width: 1280px) {
    .creatine-layout {
        grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
    }
}

@media (max-width: 920px) {
    .creatine-layout {
        grid-template-columns: 1fr;
    }

    .result-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .chart-grid-panels {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 16px;
    }

    .chart-overlay {
        padding: 12px;
    }

    .chart-overlay-panel {
        max-height: 94vh;
        padding: 12px;
    }

    .chart-overlay-header {
        flex-direction: column;
    }

    .chart-overlay-chart {
        height: 62vh;
        min-height: 260px;
    }

    .panel-header,
    .tool-header,
    .chart-header {
        flex-direction: column;
    }

    .chart-actions {
        width: 100%;
        justify-content: stretch;
    }

    .chart-actions .tool-btn {
        flex: 1 1 auto;
    }

    .input-grid,
    .result-grid,
    .preset-grid,
    .tab-row {
        grid-template-columns: 1fr;
    }

    .result-card--wide {
        grid-column: auto;
    }
}