:root {
  --bg: #F2F4F1;
  --surface: #FCFCFB;
  --surface-2: #EAEEE9;
  --ink: #14201C;
  --ink-2: #3B4842;
  --muted: #6A796F;
  --line: #DCE2DC;
  --line-2: #C4CDC5;
  --s1: #009162;
  --s2: #C66A28;
  --s3: #1364B0;
  --s4: #C36DA8;
  --aport: #B05416;
  --int: #068A65;
  --aport-fill: rgba(176, 84, 22, 0.16);
  --int-fill: rgba(6, 138, 101, 0.16);
  --focus: #009162;
  --shadow: 0 1px 2px rgba(20, 32, 28, .04), 0 12px 28px -18px rgba(20, 32, 28, .30);
  --radius: 10px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0F1412;
    --surface: #171D1A;
    --surface-2: #1F2724;
    --ink: #E8EFEA;
    --ink-2: #C0CCC5;
    --muted: #8B9A92;
    --line: #28312D;
    --line-2: #3A453F;
    --s1: #25A473;
    --s2: #D07940;
    --s3: #317DCA;
    --s4: #BF6AA5;
    --aport: #C07A34;
    --int: #12A47C;
    --aport-fill: rgba(192, 122, 52, 0.20);
    --int-fill: rgba(18, 164, 124, 0.20);
    --focus: #25A473;
    --shadow: 0 1px 2px rgba(0, 0, 0, .30), 0 14px 30px -18px rgba(0, 0, 0, .70);
  }
}

:root[data-theme="dark"] {
  --bg: #0F1412;
  --surface: #171D1A;
  --surface-2: #1F2724;
  --ink: #E8EFEA;
  --ink-2: #C0CCC5;
  --muted: #8B9A92;
  --line: #28312D;
  --line-2: #3A453F;
  --s1: #25A473;
  --s2: #D07940;
  --s3: #317DCA;
  --s4: #BF6AA5;
  --aport: #C07A34;
  --int: #12A47C;
  --aport-fill: rgba(192, 122, 52, 0.20);
  --int-fill: rgba(18, 164, 124, 0.20);
  --focus: #25A473;
  --shadow: 0 1px 2px rgba(0, 0, 0, .30), 0 14px 30px -18px rgba(0, 0, 0, .70);
}

* { box-sizing: border-box; }

body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased;
}

.num { font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace; font-variant-numeric: tabular-nums; }
.shell { max-width: 1180px; margin: 0 auto; padding: 28px 20px 72px; }

/* ---------- masthead ---------- */
.masthead { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 18px 32px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.masthead h1 {
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  font-optical-sizing: auto; font-weight: 600;
  font-size: clamp(30px, 4.4vw, 44px); line-height: 1.05; letter-spacing: -0.015em; margin: 0; text-wrap: balance;
}
.masthead .lede { flex: 1 1 320px; }
.masthead .lede p { margin: 6px 0 0; color: var(--muted); max-width: 46ch; font-size: 14px; }
.globals { display: flex; align-items: flex-start; gap: 18px; flex-wrap: wrap; }
.globals .ctl { width: 142px; }
.globals .ctl + .ctl { margin-top: 0; }
.globals .ctl-top { flex-direction: column; align-items: stretch; gap: 5px; }
.globals .ctl-in { width: 100%; }
.globals .ctl-in input { width: 100%; }

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 4px; margin: 22px 0 22px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.tab {
  appearance: none; background: none; border: 0; border-bottom: 2px solid transparent; font: inherit; font-weight: 500;
  color: var(--muted); padding: 9px 14px; margin-bottom: -1px; cursor: pointer; border-radius: 6px 6px 0 0;
}
.tab:hover { color: var(--ink); background: var(--surface-2); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--s1); background: none; }
.tab:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.panel[hidden] { display: none; }
.panel { display: flex; flex-direction: column; gap: 20px; }

/* ---------- generic ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 20px; }
.eyebrow { font-size: 11px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
.note { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.note b { color: var(--ink-2); font-weight: 600; }

/* ---------- fields ---------- */
.ctl { display: flex; flex-direction: column; gap: 5px; }
.ctl[hidden] { display: none; }
.ctl + .ctl { margin-top: 13px; }
.ctl.hasrange { gap: 3px; }
.ctl-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.ctl-top label { font-size: 12.5px; font-weight: 500; color: var(--ink-2); }
.ctl-in { position: relative; display: flex; align-items: center; }
.ctl-in input {
  width: 106px; text-align: right; font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums;
  font-size: 14px; color: var(--ink); background: var(--surface-2);
  border: 1px solid var(--line-2); border-radius: 6px; padding: 5px 26px 5px 8px;
}
.ctl-in input:focus { outline: 2px solid var(--focus); outline-offset: -1px; }
.ctl-in .unit { position: absolute; right: 8px; font-size: 12px; color: var(--muted); pointer-events: none; }
.ctl-in.bare input { padding-right: 8px; }

input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 18px; background: transparent; margin: 0; cursor: pointer; }
input[type=range]:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; border-radius: 4px; }
input[type=range]::-webkit-slider-runnable-track { height: 4px; border-radius: 3px; background: var(--surface-2); border: 1px solid var(--line); }
input[type=range]::-moz-range-track { height: 4px; border-radius: 3px; background: var(--surface-2); border: 1px solid var(--line); }
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 14px; height: 14px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--accent, var(--ink-2)); margin-top: -6px; box-shadow: 0 1px 2px rgba(0,0,0,.18);
}
input[type=range]::-moz-range-thumb {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--accent, var(--ink-2)); box-shadow: 0 1px 2px rgba(0,0,0,.18);
}

/* ---------- chart ---------- */
.chart-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.chart-head h2 { font-family: "Fraunces", Georgia, serif; font-weight: 600; font-size: 17px; margin: 0; letter-spacing: -0.01em; }
.seg { display: inline-flex; background: var(--surface-2); border: 1px solid var(--line); border-radius: 8px; padding: 2px; gap: 2px; }
.seg button { appearance: none; border: 0; background: none; font: inherit; font-size: 12.5px; font-weight: 500; color: var(--muted); padding: 5px 12px; border-radius: 6px; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.10); }
.seg button:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

.legend { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 12px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-2); }
.swatch { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.sw-aport { background: var(--aport); }
.sw-int { background: var(--int); }

.chart-wrap { position: relative; margin-top: 6px; }
.chart-wrap svg { display: block; width: 100%; height: auto; overflow: visible; }
.tip {
  position: absolute; pointer-events: none; opacity: 0; transition: opacity .12s ease;
  background: var(--surface); border: 1px solid var(--line-2); border-radius: 8px;
  box-shadow: var(--shadow); padding: 9px 11px; font-size: 12.5px; min-width: 186px; z-index: 4;
}
.tip.on { opacity: 1; }
.tip .tt { font-weight: 600; margin-bottom: 5px; font-size: 12px; }
.tip .tr { display: flex; align-items: center; gap: 10px; justify-content: space-between; }
.tip .tr b { font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; font-weight: 500; }
.tip .tl { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); }
.tip .div { height: 1px; background: var(--line); margin: 6px 0; }

/* ---------- scenarios ---------- */
.scen-head { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.scen-head h2 { font-family: "Fraunces", Georgia, serif; font-weight: 600; font-size: 17px; margin: 0; }
.grid-scen { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 780px) { .grid-scen { grid-template-columns: minmax(0, 1fr); } }

.scen { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--radius); box-shadow: var(--shadow); padding: 15px 17px 0; cursor: pointer; }
.scen.sel { border-color: var(--accent); box-shadow: var(--shadow), 0 0 0 2px color-mix(in srgb, var(--accent) 28%, transparent); }
.scen-top { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.scen-top .dot { width: 10px; height: 10px; border-radius: 3px; background: var(--accent); flex: none; }
.scen-top input.name {
  flex: 1; min-width: 0; font: inherit; font-weight: 600; font-size: 14.5px; color: var(--ink);
  background: none; border: 1px solid transparent; border-radius: 6px; padding: 3px 6px;
}
.scen-top input.name:hover { border-color: var(--line); }
.scen-top input.name:focus { outline: 2px solid var(--focus); outline-offset: -1px; background: var(--surface-2); }
.iconbtn {
  appearance: none; border: 1px solid var(--line); background: var(--surface); color: var(--muted);
  width: 26px; height: 26px; border-radius: 6px; cursor: pointer; font-size: 14px; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center; flex: none;
}
.iconbtn:hover { color: var(--ink); border-color: var(--line-2); }
.iconbtn:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

.scen-foot { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); margin: 16px -17px 0; border-top: 1px solid var(--line); border-radius: 0 0 7px 7px; overflow: hidden; }
.scen-foot div { background: var(--surface); padding: 9px 12px 11px; }
.scen-foot .k { font-size: 11px; color: var(--muted); }
.scen-foot .v { font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; font-size: 14.5px; font-weight: 500; }
.scen-foot .v.big { color: var(--accent); }
@media (max-width: 520px) {
  .scen-foot { grid-template-columns: minmax(0, 1fr); }
  .scen-foot div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 8px 15px; }
}

.addbtn { appearance: none; border: 1px dashed var(--line-2); background: none; color: var(--ink-2); font: inherit; font-size: 13.5px; font-weight: 500; padding: 9px 16px; border-radius: 8px; cursor: pointer; }
.addbtn:hover { border-color: var(--focus); color: var(--ink); }
.addbtn:disabled { opacity: .45; cursor: not-allowed; }
.addbtn:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ---------- objetivo ---------- */
.goal { display: flex; align-items: center; gap: 14px 18px; flex-wrap: wrap; }
.goal .q { font-size: 14px; color: var(--ink-2); }
.goal .ctl-in input { width: 122px; }
.goal .out { font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; font-size: 26px; font-weight: 500; letter-spacing: -0.02em; }
.applybtn { appearance: none; border: 1px solid var(--line-2); background: var(--surface-2); color: var(--ink); font: inherit; font-size: 12.5px; font-weight: 500; padding: 5px 12px; border-radius: 7px; cursor: pointer; }
.applybtn:hover { border-color: var(--focus); }
.applybtn:disabled { opacity: .5; cursor: not-allowed; }
.applybtn:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

/* ---------- split (tab 2) ---------- */
.split { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 24px; align-items: start; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); } }
.controls { position: sticky; top: 20px; display: flex; flex-direction: column; gap: 16px; }
@media (max-width: 860px) { .controls { position: static; } }
.results { display: flex; flex-direction: column; gap: 18px; }

.scen-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }

.verdict { padding: 22px 24px 20px; }
.verdict .label { font-size: 12.5px; color: var(--muted); margin: 0 0 2px; }
.verdict .value {
  font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums;
  font-size: clamp(34px, 6vw, 52px); font-weight: 500; letter-spacing: -0.03em; line-height: 1.05; display: block;
}
.verdict .sub { margin: 8px 0 0; color: var(--ink-2); font-size: 14px; max-width: 62ch; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(158px, 1fr)); gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
@media (max-width: 560px) { .tiles { grid-template-columns: minmax(0, 1fr); } }
.tile { background: var(--surface); padding: 15px 24px 17px; }
.tile .k { display: flex; align-items: center; gap: 7px; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.tile .v { font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; font-size: 20px; font-weight: 500; letter-spacing: -0.01em; }
.tile .m { font-size: 12px; color: var(--muted); }

/* ---------- table ---------- */
details.table-block > summary { cursor: pointer; list-style: none; padding: 14px 20px; font-size: 13px; font-weight: 500; color: var(--ink-2); display: flex; align-items: center; gap: 8px; }
details.table-block > summary::-webkit-details-marker { display: none; }
details.table-block > summary::before { content: "＋"; color: var(--muted); }
details.table-block[open] > summary::before { content: "－"; }
details.table-block > summary:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.table-scroll { overflow-x: auto; max-height: 340px; overflow-y: auto; border-top: 1px solid var(--line); }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { padding: 7px 20px; text-align: right; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
thead th { position: sticky; top: 0; background: var(--surface-2); color: var(--muted); font-weight: 600; font-size: 11px; letter-spacing: .05em; text-transform: uppercase; border-bottom: 1px solid var(--line); }
tbody td { border-bottom: 1px solid var(--line); font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; }
tbody tr:last-child td { border-bottom: 0; }

footer.foot { margin-top: 30px; padding-top: 18px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--muted); max-width: 78ch; }
footer.foot p { margin: 0 0 8px; }

.p2-list { display: flex; flex-direction: column; gap: 16px; }
.p2-list .scen-foot { grid-template-columns: minmax(0, 1fr); }
.p2-list .scen-foot div { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 8px 15px; }
.scen .scen-tag { margin: 0 0 10px; }

/* ---------- retirada ---------- */
.picker { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.picker .lbl { font-size: 12.5px; color: var(--muted); }
.picker select {
  font: inherit; font-size: 14px; font-weight: 600; color: var(--accent);
  background: var(--surface); border: 1px solid var(--line-2); border-radius: 8px;
  padding: 6px 10px; max-width: 100%; cursor: pointer;
}
.picker select:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }
.picker .dot { width: 11px; height: 11px; border-radius: 3px; background: var(--accent); flex: none; }

.check { display: flex; align-items: flex-start; gap: 9px; cursor: pointer; font-size: 13.5px; color: var(--ink); }
.check input { margin: 3px 0 0; width: 15px; height: 15px; accent-color: var(--s1); flex: none; cursor: pointer; }
.brackets { margin: 12px 0 0; display: grid; grid-template-columns: 1fr auto; gap: 3px 14px; font-size: 12px; color: var(--muted); }
.brackets b { font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums; font-weight: 500; color: var(--ink-2); text-align: right; }

.choices { display: flex; flex-direction: column; gap: 6px; }
.choice {
  appearance: none; text-align: left; font: inherit; background: var(--surface-2);
  border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; cursor: pointer;
}
.choice b { display: block; font-weight: 600; color: var(--ink); font-size: 13.5px; }
.choice small { display: block; color: var(--muted); font-size: 12px; line-height: 1.45; margin-top: 1px; }
.choice[aria-pressed="true"] { border-color: var(--s1); background: var(--surface); box-shadow: 0 0 0 2px color-mix(in srgb, var(--s1) 24%, transparent); }
.choice:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

.marg-row { display: flex; align-items: center; justify-content: space-between; gap: 12px 20px; flex-wrap: wrap; }
.marg-row + .marg-row { margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--line); }
.marg-q { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 14px; color: var(--ink-2); }
.marg-v { display: flex; align-items: baseline; gap: 7px; }
.marg-v .n {
  font-family: "IBM Plex Mono", ui-monospace, monospace; font-variant-numeric: tabular-nums;
  font-size: 27px; font-weight: 500; letter-spacing: -0.02em; color: var(--s1);
}
.marg-v .u { font-size: 12.5px; color: var(--muted); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }