/* Futures position size calculator - shared by the page and the embed */
.calc {
    --k-bg: #14150f;
    --k-card: #1b1c15;
    --k-panel: #21221a;
    --k-line: #34322b;
    --k-text: #ded9ce;
    --k-dim: #918b80;
    --k-gold: #c9a962;
    --k-green: #7fb069;
    --k-red: #e07070;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    color: var(--k-text);
    background: var(--k-card);
    border: 1px solid var(--k-line);
    border-radius: 14px;
    padding: 1.2rem 1.3rem;
}
.calc * { box-sizing: border-box; }

/* light theme for embeds: ?theme=light */
.calc.calc-light {
    --k-bg: #ffffff;
    --k-card: #f7f6f1;
    --k-panel: #efede6;
    --k-line: #d9d4c7;
    --k-text: #2b2921;
    --k-dim: #6e685c;
    --k-gold: #a8842f;
    --k-green: #3f7a2e;
    --k-red: #b64a4a;
}

/* inputs */
.calc-row-full { margin-bottom: 0.25rem; }
.calc-lblrow {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.3rem;
}
.calc-lblrow label { margin-bottom: 0 !important; }
#c-theme {
    width: 1.8rem;
    height: 1.8rem;
    border-radius: 50%;
    background: transparent;
    border: 1px solid var(--k-line);
    color: var(--k-dim);
    font-size: 0.9rem;
    line-height: 1;
    cursor: pointer;
    padding: 0;
}
#c-theme:hover { border-color: var(--k-gold); color: var(--k-gold); }
.c-unit-btn {
    background: transparent;
    border: 1px solid var(--k-line);
    color: var(--k-dim);
    border-radius: 5px;
    padding: 0.08rem 0.4rem;
    margin-left: 0.28rem;
    font-family: inherit;
    font-size: 0.68rem;
    letter-spacing: 0.02em;
    text-transform: none;
    cursor: pointer;
    vertical-align: middle;
}
.c-unit-btn:hover { border-color: var(--k-gold); color: var(--k-gold); }
.c-unit-btn.is-on { border-color: var(--k-gold); color: var(--k-gold); background: rgba(201, 169, 98, 0.12); }
.calc-row-full label,
.calc-field > label {
    display: block;
    font-size: 0.74rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--k-dim);
    margin-bottom: 0.3rem;
}
.calc select, .calc input {
    width: 100%;
    padding: 0.5rem 0.6rem;
    background: var(--k-bg);
    border: 1px solid var(--k-line);
    border-radius: 7px;
    color: var(--k-text);
    font-family: inherit;
    font-size: 0.95rem;
}
.calc select:focus, .calc input:focus { outline: none; border-color: var(--k-gold); }
.calc-hint { font-size: 0.78rem; color: var(--k-dim); margin: 0.35rem 0 0.9rem; line-height: 1.45; }
.calc-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.75rem;
}
.calc-field { display: flex; flex-direction: column; justify-content: flex-end; }

/* results */
.calc-results {
    margin-top: 1.1rem;
    padding-top: 1.1rem;
    border-top: 1px solid var(--k-line);
}
.calc-hero { display: flex; align-items: baseline; gap: 0.6rem; margin-bottom: 0.9rem; }
.calc-hero-label {
    font-size: 0.74rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--k-dim);
    margin-right: auto;
    order: 2;
}
.calc-num { font-size: 2.7rem; font-weight: 700; color: var(--k-gold); line-height: 1; }
.calc-num.calc-zero { color: var(--k-red); }
.calc-unit { font-size: 1rem; color: var(--k-text); }
.calc-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.7rem;
}
.calc-stat {
    background: var(--k-bg);
    border: 1px solid var(--k-line);
    border-radius: 9px;
    padding: 0.6rem 0.75rem;
}
.calc-stat b {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--k-dim);
    font-weight: 500;
    margin-bottom: 0.25rem;
}
.calc-stat span {
    font-size: 1.15rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.calc-stat small { display: block; font-size: 0.74rem; color: var(--k-dim); margin-top: 0.15rem; }
.calc-stat .pos { color: var(--k-green); }
.calc-empty { color: var(--k-dim); font-size: 0.9rem; margin: 0; }

/* reality check */
.calc-check:not(:empty) {
    margin-top: 1.1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--k-line);
}
.calc-check-d summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.74rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--k-gold);
}
.calc-check-d summary::-webkit-details-marker { display: none; }
.calc-check-d summary::before {
    content: '+';
    font-size: 1rem;
    line-height: 1;
    width: 0.8rem;
}
.calc-check-d[open] summary::before { content: '\2212'; }
.calc-check-d summary:hover { color: var(--k-text); }
.calc-check-d[open] summary { margin-bottom: 0.7rem; }
.calc-badge {
    font-size: 0.7rem;
    letter-spacing: 0.04em;
    text-transform: none;
    padding: 0.14rem 0.55rem;
    border-radius: 999px;
    border: 1px solid;
    margin-left: auto;
}
.calc-b-warn { color: var(--k-red); border-color: var(--k-red); }
.calc-b-info { color: var(--k-gold); border-color: var(--k-gold); }
.calc-b-ok { color: var(--k-green); border-color: var(--k-green); }
.calc-verdict { font-weight: 600; }
.calc-warn .calc-verdict { color: var(--k-red); }
.calc-ok .calc-verdict { color: var(--k-green); }
.calc-info .calc-verdict { color: var(--k-gold); }
.calc-note {
    border-left: 2px solid var(--k-line);
    padding: 0.1rem 0 0.1rem 0.7rem;
    margin-bottom: 0.75rem;
}
.calc-note:last-child { margin-bottom: 0; }
.calc-note > strong { display: block; font-size: 0.87rem; margin-bottom: 0.15rem; color: var(--k-text); font-weight: 500; }
.calc-note p { margin: 0; font-size: 0.84rem; line-height: 1.55; color: var(--k-dim); }
.calc-note p strong { color: var(--k-text); font-weight: 600; }
.calc-warn { border-left-color: var(--k-red); }
.calc-ok { border-left-color: var(--k-green); }
.calc-info { border-left-color: var(--k-gold); }

/* footer */
.calc-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.1rem;
    padding-top: 0.9rem;
    border-top: 1px solid var(--k-line);
}
.calc-actions { display: flex; gap: 0.6rem; }
.calc-actions button {
    font-family: inherit;
    font-size: 0.84rem;
    padding: 0.42rem 0.9rem;
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    border: 1px solid var(--k-line);
    color: var(--k-dim);
}
.calc-actions button:hover { border-color: var(--k-gold); color: var(--k-gold); }
#c-copy { border-color: var(--k-gold); color: var(--k-gold); }
#c-copy:hover { background: rgba(201, 169, 98, 0.12); }
.calc-src { font-size: 0.76rem; color: var(--k-dim); margin: 0; }
.calc-src a { color: var(--k-gold); text-decoration: none; }
.calc-src a:hover { text-decoration: underline; }