:root {
    color-scheme: dark;
    --bg: #0d1117;
    --panel: #151b23;
    --panel2: #1c2430;
    --border: #303a48;
    --text: #edf2f7;
    --muted: #9aa7b5;
    --accent: #5b9eea;
    --green: #63c98b;
    --purple: #a98bd0;
    --orange: #e0a15f;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: radial-gradient(circle at 50% -10%, #2a1a13 0, transparent 38rem), var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.page {
    width: min(1100px, calc(100% - 28px));
    margin: auto;
    padding: 34px 0 50px;
}

.hero {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 20px;
    margin-bottom: 22px;
}

.eyebrow {
    color: var(--accent);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .13em;
    text-transform: uppercase;
    margin-bottom: 7px;
}

h1 {
    margin: 0 0 8px;
    font-size: clamp(30px, 5vw, 46px);
    letter-spacing: -.04em;
}

h2 {
    margin: 0;
    font-size: 20px;
}

p {
    line-height: 1.6;
}

.hero p {
    margin: 0;
    color: var(--muted);
}

.badge,
.tag {
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--muted);
    font-size: 11px;
    padding: 7px 10px;
    white-space: nowrap;
}

.panel {
    border: 1px solid var(--border);
    border-radius: 12px;
    background: linear-gradient(180deg, var(--panel2), var(--panel));
    margin-bottom: 16px;
    overflow: hidden;
}

.controls {
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr 1fr 1fr;
    gap: 12px;
    padding: 15px;
}

label span {
    display: block;
    color: var(--muted);
    font-size: 12px;
    margin-bottom: 7px;
}

label small {
    display: block;
    color: #766b65;
    font-size: 10px;
    margin-top: 5px;
}

select,
input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #0f0c0b;
    color: var(--text);
    padding: 10px;
    font: inherit;
}

select:focus,
input:focus {
    outline: none;
    border-color: var(--accent);
}

.summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.card {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    background: var(--panel);
}

.card.accent {
    border-color: #664675;
    background: linear-gradient(180deg, #291b2d, var(--panel));
}

.card span,
.breakdown span {
    display: block;
    color: var(--muted);
    font-size: 11px;
    margin-bottom: 9px;
}

.card strong {
    display: block;
    font-size: 26px;
    margin-bottom: 6px;
}

.card small {
    color: #756b66;
}

.timing-breakdown {
    margin-top: 16px;
}

.explanation {
    padding: 18px;
}

.explanation>p {
    color: var(--muted);
    margin: 0 0 16px;
}

.formula-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 9px;
}

.formula-grid div {
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 11px;
    background: rgba(0, 0, 0, .14);
}

.formula-grid b {
    display: block;
    font-size: 11px;
    color: var(--accent);
    margin-bottom: 7px;
}

code {
    color: #dfc7b2;
    font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
    font-size: 11px;
}

.note {
    margin: 15px 0 0 !important;
    font-size: 12px;
}

.section-title {
    display: flex;
    justify-content: space-between;
    align-items: end;
    gap: 12px;
    padding: 17px;
}

.breakdown {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    border-top: 1px solid var(--border);
}

.breakdown>div {
    padding: 14px;
    border-right: 1px solid var(--border);
}

.breakdown>div:last-child {
    border-right: 0;
}

.breakdown b {
    font-family: "Cascadia Code", Consolas, monospace;
    font-size: 13px;
}

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

table {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
}

th,
td {
    padding: 10px 16px;
    border-top: 1px solid var(--border);
    text-align: left;
    font-size: 12px;
}

th {
    color: var(--muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .09em;
}

td {
    font-family: "Cascadia Code", Consolas, monospace;
    font-weight: 700;
}

tr.current {
    background: rgba(83, 220, 139, .07);
}

tr.next {
    background: rgba(194, 139, 221, .10);
}

.status {
    font-size: 10px;
    font-weight: 800;
    letter-spacing: .08em;
}

.reached {
    color: var(--green);
}

.next-status {
    color: var(--purple);
}

.targets {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding: 0 17px 17px;
}

.target {
    border: 1px solid var(--border);
    border-radius: 9px;
    padding: 13px;
}

.target strong {
    display: block;
    font-size: 18px;
    margin-bottom: 4px;
}

.target span {
    color: var(--muted);
    font-size: 11px;
}

.technical-details {
    margin-top: 18px;
    border-top: 1px solid var(--border);
    padding-top: 14px;
}

.technical-details summary {
    cursor: pointer;
    color: var(--accent);
    font-weight: 700;
    user-select: none;
}

.technical-details summary:hover {
    color: var(--text);
}

footer {
    color: var(--muted);
    font-size: 11px;
    padding: 3px;
}

@media (max-width: 850px) {

    .controls,
    .summary {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .breakdown {
        grid-template-columns: repeat(3, 1fr);
    }

    .breakdown>div:nth-child(3) {
        border-right: 0;
    }

    .breakdown>div:nth-child(n+4) {
        border-top: 1px solid var(--border);
    }

    .targets {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 560px) {
    .page {
        width: min(100% - 16px, 1100px);
        padding-top: 20px;
    }

    .hero {
        align-items: start;
        flex-direction: column;
    }

    .controls,
    .summary,
    .formula-grid {
        grid-template-columns: 1fr;
    }

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

    .breakdown>div {
        border-right: 0;
        border-top: 1px solid var(--border);
    }

    .breakdown>div:first-child,
    .breakdown>div:nth-child(2) {
        border-top: 0;
    }
}