:root {
    --fx_bg: #15161a;
    --fx_panel: #1b1c21;
    --fx_well: #101116;
    --fx_line: #2a2c33;
    --fx_ink: #e8e9ec;
    --fx_dim: #9a9fab;
    --fx_faint: #5d6270;
    --fx_red: #e11d48;
    --fx_red_deep: #9f1239;
    --fx_red_soft: rgba(225, 29, 72, 0.14);
    --fx_up: #4ade80;
    --fx_blue: #60a5fa;
    --fx_gold: #eab308;
    --fx_sans: "Barlow", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --fx_mono: "Fira Mono", "SFMono-Regular", Consolas, monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--fx_bg);
    color: var(--fx_ink);
    font-family: var(--fx_sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img {
    max-width: 100%;
    height: auto;
}

[id] {
    scroll-margin-top: 64px;
}

/* ============================ topbar ============================ */

.fx_topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 4px 18px;
    min-height: 48px;
    padding: 6px 20px;
    background: rgba(21, 22, 26, 0.94);
    border-bottom: 1px solid var(--fx_line);
}

.fx_brand {
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.02rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
}

.fx_brand::before {
    content: "";
    width: 10px;
    height: 10px;
    background: var(--fx_red);
    box-shadow: 0 0 8px rgba(225, 29, 72, 0.8);
}

.fx_jump {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 2px 4px;
}

.fx_jump a {
    color: var(--fx_dim);
    text-decoration: none;
    font-family: var(--fx_mono);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    padding: 5px 9px;
    border: 1px solid transparent;
    border-radius: 3px;
    transition: color 0.14s ease, border-color 0.14s ease;
}

.fx_jump a:hover,
.fx_jump a:focus-visible {
    color: var(--fx_ink);
    border-color: var(--fx_line);
}

/* ============================ game deck ============================ */

.fx_main {
    display: block;
}

.fx_deck {
    padding: 26px 16px 10px;
}

.fx_panel {
    max-width: 1060px;
    margin: 0 auto;
    background: var(--fx_panel);
    border: 1px solid var(--fx_line);
    border-radius: 6px;
    padding: 16px;
}

.fx_panel_top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px 22px;
    margin-bottom: 14px;
}

.fx_bank_row {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.fx_bank_tag {
    font-family: var(--fx_mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--fx_faint);
}

.fx_bank_sum {
    font-family: var(--fx_mono);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--fx_ink);
    text-shadow: 0 0 10px rgba(232, 233, 236, 0.25);
}

.fx_refill {
    font-family: var(--fx_mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fx_dim);
    background: transparent;
    border: 1px solid var(--fx_line);
    border-radius: 3px;
    padding: 4px 10px;
    cursor: pointer;
    transition: color 0.14s ease, border-color 0.14s ease;
}

.fx_refill:hover:not(:disabled) {
    color: var(--fx_red);
    border-color: var(--fx_red);
}

.fx_refill:disabled {
    opacity: 0.4;
    cursor: default;
}

/* history strip */

.fx_strip {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin: 0;
    padding: 0;
    list-style: none;
    max-width: 100%;
}

.fx_chip {
    font-family: var(--fx_mono);
    font-size: 0.7rem;
    padding: 2px 7px;
    border: 1px solid var(--fx_line);
    border-radius: 3px;
    background: var(--fx_well);
}

.fx_chip_low {
    color: var(--fx_faint);
}

.fx_chip_mid {
    color: var(--fx_blue);
    border-color: rgba(96, 165, 250, 0.35);
}

.fx_chip_high {
    color: var(--fx_gold);
    border-color: rgba(234, 179, 8, 0.45);
    text-shadow: 0 0 7px rgba(234, 179, 8, 0.5);
}

/* curve stage */

.fx_curve_box {
    position: relative;
    border: 1px solid var(--fx_line);
    border-radius: 4px;
    background:
        radial-gradient(120% 90% at 15% 100%,
            rgba(225, 29, 72, 0.06), transparent 55%),
        var(--fx_well);
    overflow: hidden;
}

.fx_curve {
    display: block;
    width: 100%;
    height: 280px;
}

.fx_readout {
    position: absolute;
    top: 10px;
    left: 0;
    right: 0;
    text-align: center;
    pointer-events: none;
}

.fx_mult {
    font-family: var(--fx_mono);
    font-weight: 700;
    font-size: clamp(2rem, 6vw, 3.2rem);
    letter-spacing: 0.04em;
    color: var(--fx_ink);
    text-shadow: 0 0 18px rgba(225, 29, 72, 0.55);
}

.fx_mult_gone {
    color: var(--fx_red);
    animation: fx_blink 0.42s steps(2, start) 3;
}

@keyframes fx_blink {
    to {
        visibility: hidden;
    }
}

/* status feed */

.fx_feed {
    min-height: 1.5em;
    margin: 12px 2px;
    font-family: var(--fx_mono);
    font-size: 0.82rem;
    color: var(--fx_dim);
}

.fx_feed.fx_up {
    color: var(--fx_up);
}

.fx_feed.fx_down {
    color: var(--fx_red);
}

/* console */

.fx_console {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1.4fr);
    gap: 12px;
    align-items: end;
}

.fx_field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.fx_field_tag {
    font-family: var(--fx_mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--fx_faint);
}

.fx_stake_row {
    display: flex;
    gap: 6px;
}

.fx_tick {
    width: 42px;
    flex: none;
    font-family: var(--fx_mono);
    font-size: 1rem;
    color: var(--fx_ink);
    background: var(--fx_well);
    border: 1px solid var(--fx_line);
    border-radius: 3px;
    cursor: pointer;
    transition: border-color 0.14s ease;
}

.fx_tick:hover:not(:disabled) {
    border-color: var(--fx_red);
}

.fx_tick:disabled {
    opacity: 0.4;
    cursor: default;
}

.fx_num_input {
    width: 100%;
    min-width: 0;
    padding: 10px 12px;
    font-family: var(--fx_mono);
    font-size: 1rem;
    color: var(--fx_ink);
    background: var(--fx_well);
    border: 1px solid var(--fx_line);
    border-radius: 3px;
    appearance: textfield;
}

.fx_num_input:focus {
    outline: none;
    border-color: var(--fx_red);
    box-shadow: 0 0 0 2px var(--fx_red_soft);
}

.fx_num_input:disabled {
    opacity: 0.45;
}

.fx_num_input::-webkit-outer-spin-button,
.fx_num_input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.fx_auto_input::placeholder {
    color: var(--fx_faint);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

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

.fx_launch,
.fx_collect {
    padding: 11px 10px;
    font-family: var(--fx_sans);
    font-weight: 700;
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.14s ease, color 0.14s ease,
        border-color 0.14s ease, box-shadow 0.14s ease;
}

.fx_launch {
    color: #fff;
    background: var(--fx_red);
    border: 1px solid var(--fx_red);
    box-shadow: 0 0 16px rgba(225, 29, 72, 0.35);
}

.fx_launch:hover:not(:disabled) {
    background: var(--fx_red_deep);
    border-color: var(--fx_red_deep);
}

.fx_launch:disabled {
    background: var(--fx_well);
    border-color: var(--fx_line);
    color: var(--fx_faint);
    box-shadow: none;
    cursor: default;
}

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

.fx_collect:hover:not(:disabled) {
    background: var(--fx_red_soft);
}

.fx_collect:disabled {
    color: var(--fx_faint);
    border-color: var(--fx_line);
    cursor: default;
}

.fx_noscript {
    margin: 14px 0 0;
    padding: 12px 14px;
    border: 1px solid var(--fx_red);
    border-radius: 4px;
    color: var(--fx_red);
    font-size: 0.9rem;
}

/* ============================ article ============================ */

.fx_intel {
    padding: 34px 16px 8px;
}

.fx_briefing {
    max-width: 700px;
    margin: 0 auto;
}

.fx_briefing h1 {
    font-size: clamp(1.6rem, 4.4vw, 2.3rem);
    font-weight: 700;
    line-height: 1.22;
    letter-spacing: 0.01em;
    margin: 0 0 16px;
}

.fx_briefing h2 {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-size: 1.24rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin: 40px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--fx_line);
}

.fx_briefing h2::before {
    content: "//";
    font-family: var(--fx_mono);
    font-size: 0.85em;
    color: var(--fx_red);
    flex: none;
}

.fx_briefing p {
    margin: 0 0 14px;
    color: #c6c9d2;
}

.fx_briefing strong {
    color: var(--fx_ink);
}

/* spec sheet (dl) */

.fx_spec_sheet {
    display: grid;
    grid-template-columns: minmax(120px, auto) 1fr;
    gap: 0;
    margin: 18px 0;
    border: 1px solid var(--fx_line);
    border-radius: 4px;
    overflow: hidden;
}

.fx_spec_sheet dt {
    padding: 9px 14px;
    font-family: var(--fx_mono);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fx_red);
    background: var(--fx_well);
    border-top: 1px solid var(--fx_line);
}

.fx_spec_sheet dd {
    margin: 0;
    padding: 9px 14px;
    font-size: 0.92rem;
    color: #c6c9d2;
    border-top: 1px solid var(--fx_line);
}

.fx_spec_sheet dt:first-of-type,
.fx_spec_sheet dt:first-of-type + dd {
    border-top: 0;
}

/* numbered flight plan (ol) */

.fx_flight_plan {
    list-style: none;
    counter-reset: fx_step;
    margin: 16px 0;
    padding: 0;
}

.fx_flight_plan li {
    position: relative;
    counter-increment: fx_step;
    padding: 4px 0 14px 52px;
    color: #c6c9d2;
}

.fx_flight_plan li::before {
    content: counter(fx_step, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: 5px;
    width: 36px;
    text-align: center;
    padding: 3px 0;
    font-family: var(--fx_mono);
    font-size: 0.78rem;
    color: var(--fx_red);
    border: 1px solid var(--fx_line);
    border-radius: 3px;
    background: var(--fx_well);
}

/* checklist (ul) */

.fx_check_list {
    list-style: none;
    margin: 16px 0;
    padding: 0;
}

.fx_check_list li {
    position: relative;
    padding: 0 0 12px 24px;
    color: #c6c9d2;
}

.fx_check_list li::before {
    content: "";
    position: absolute;
    left: 2px;
    top: 9px;
    width: 8px;
    height: 8px;
    background: var(--fx_red);
    box-shadow: 0 0 6px rgba(225, 29, 72, 0.55);
}

/* slip list (second ol, inline mono numerals) */

.fx_slip_list {
    list-style: none;
    counter-reset: fx_slip;
    margin: 16px 0;
    padding: 0;
    border-left: 2px solid var(--fx_red);
}

.fx_slip_list li {
    counter-increment: fx_slip;
    padding: 8px 0 8px 16px;
    color: #c6c9d2;
    border-bottom: 1px dashed var(--fx_line);
}

.fx_slip_list li:last-child {
    border-bottom: 0;
}

.fx_slip_list li::before {
    content: "E" counter(fx_slip) " ";
    font-family: var(--fx_mono);
    font-size: 0.78rem;
    color: var(--fx_red);
    letter-spacing: 0.06em;
    margin-right: 8px;
}

/* comparison table */

.fx_compare_grid {
    width: 100%;
    margin: 18px 0;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.fx_compare_grid th {
    font-family: var(--fx_mono);
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--fx_red);
    text-align: left;
    padding: 10px 12px;
    background: var(--fx_well);
    border: 1px solid var(--fx_line);
}

.fx_compare_grid td {
    padding: 10px 12px;
    color: #c6c9d2;
    border: 1px solid var(--fx_line);
    vertical-align: top;
}

/* pull-quote */

.fx_note {
    margin: 18px 0;
    padding: 14px 18px;
    border-left: 3px solid var(--fx_red);
    background: var(--fx_panel);
    color: var(--fx_ink);
    font-style: italic;
}

.fx_note p {
    margin: 0;
}

/* callout box */

.fx_callout {
    margin: 18px 0;
    padding: 14px 16px;
    border: 1px solid var(--fx_line);
    border-top: 2px solid var(--fx_red);
    border-radius: 4px;
    background: var(--fx_panel);
}

.fx_callout p {
    margin: 0;
    font-size: 0.92rem;
}

/* FAQ */

.fx_faq_stack {
    margin: 6px 0 0;
    border: 1px solid var(--fx_line);
    border-radius: 4px;
    padding: 2px 18px;
    background: var(--fx_panel);
}

.fx_faq_q {
    margin: 18px 0 8px;
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--fx_ink);
}

.fx_faq_q::before {
    content: ">";
    font-family: var(--fx_mono);
    color: var(--fx_red);
    margin-right: 9px;
}

.fx_faq_stack p {
    margin: 0 0 18px;
    font-size: 0.94rem;
}

/* ============================ ledger ============================ */

.fx_ledger_zone {
    padding: 34px 16px 12px;
}

.fx_ledger {
    max-width: 860px;
    margin: 0 auto;
    border: 1px solid var(--fx_line);
    border-radius: 4px;
    background: var(--fx_panel);
    overflow: hidden;
}

.fx_ledger_list {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: fx_row;
}

.fx_ledger_row {
    display: grid;
    grid-template-columns: 2.6rem 84px minmax(0, 1fr) auto;
    grid-template-areas: "no logo name cta";
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    counter-increment: fx_row;
    border-top: 1px solid var(--fx_line);
}

.fx_ledger_row:first-child {
    border-top: 0;
}

.fx_ledger_no {
    grid-area: no;
}

.fx_ledger_no::before {
    content: counter(fx_row, decimal-leading-zero);
    font-family: var(--fx_mono);
    font-size: 0.86rem;
    color: var(--fx_faint);
}

.fx_ledger_logo {
    grid-area: logo;
    justify-self: center;
    width: auto;
    height: auto;
    max-width: 84px;
    max-height: 38px;
    object-fit: contain;
}

.fx_ledger_name {
    grid-area: name;
    font-weight: 600;
    font-size: 0.98rem;
    overflow-wrap: anywhere;
}

.fx_ledger_cta {
    grid-area: cta;
    display: inline-block;
    padding: 8px 18px;
    font-family: var(--fx_mono);
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    text-decoration: none;
    color: #fff;
    background: var(--fx_red);
    border-radius: 3px;
    transition: background-color 0.14s ease;
}

.fx_ledger_cta:hover {
    background: var(--fx_red_deep);
}

/* ============================ footer ============================ */

.fx_footer {
    margin-top: 40px;
    padding: 26px 20px 34px;
    border-top: 1px solid var(--fx_line);
    text-align: center;
}

.fx_age_mark {
    display: inline-block;
    margin-right: 8px;
    padding: 2px 8px;
    font-family: var(--fx_mono);
    font-size: 0.78rem;
    color: var(--fx_red);
    border: 1px solid var(--fx_red);
    border-radius: 3px;
}

.fx_rules {
    max-width: 760px;
    margin: 0 auto 10px;
    font-size: 0.88rem;
    color: var(--fx_dim);
}

.fx_smallprint {
    max-width: 760px;
    margin: 0 auto;
    font-size: 0.78rem;
    color: var(--fx_faint);
}

/* ============================ responsive ============================ */

@media (max-width: 700px) {
    .fx_deck {
        padding-top: 16px;
    }

    .fx_panel {
        padding: 12px;
    }

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

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

    .fx_briefing h2 {
        margin-top: 32px;
    }

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

    .fx_spec_sheet dt {
        border-top: 1px solid var(--fx_line);
        padding-bottom: 2px;
    }

    .fx_spec_sheet dd {
        border-top: 0;
        padding-top: 2px;
    }

    .fx_spec_sheet dt:first-of-type {
        border-top: 0;
    }
}

@media (max-width: 540px) {
    .fx_ledger_row {
        grid-template-columns: 2rem 64px minmax(0, 1fr);
        grid-template-areas:
            "no logo name"
            "no logo cta";
        row-gap: 6px;
    }

    .fx_ledger_cta {
        justify-self: start;
        padding: 6px 14px;
    }

    .fx_compare_grid,
    .fx_compare_grid th,
    .fx_compare_grid td {
        font-size: 0.84rem;
    }

    .fx_curve {
        height: 220px;
    }
}