:root {
  --bg: #0a0b0e;
  --bg-2: #101218;
  --panel: #12141b;
  --panel-2: #161922;
  --line: #232838;
  --line-2: #2e3448;
  --txt: #e8eaf0;
  --txt-2: #a3a9bb;
  --txt-3: #6b7288;
  --accent: #f5b544;
  --accent-2: #ffcf78;
  --back: #f0a23c;
  --up: #58b6f0;
  --glare: #f06d6d;
  --ok: #34d399;
  --bad: #f87171;
  --radius: 14px;
  --shadow: 0 12px 40px -18px rgba(0,0,0,.9);
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", "Cascadia Code", Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 50% -200px, rgba(245,181,68,.09), transparent 60%),
    var(--bg);
  color: var(--txt);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---------- topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px clamp(18px, 4vw, 40px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(10,11,14,.72);
  backdrop-filter: saturate(140%) blur(12px);
  z-index: 20;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: .2px; }
.brand .dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--accent-2), var(--accent) 55%, #a5731f);
  box-shadow: 0 0 14px 2px rgba(245,181,68,.5);
}
.topbar-tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--txt-2);
  border: 1px solid var(--line-2);
  padding: 4px 10px;
  border-radius: 999px;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: clamp(28px, 5vw, 64px) clamp(18px, 4vw, 40px) 80px; }

#results { scroll-margin-top: 76px; }

/* ---------- hero ---------- */
.hero { max-width: 720px; margin-bottom: 34px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}
.hero h1 {
  font-size: clamp(38px, 7vw, 64px);
  line-height: 1.02;
  margin: 0 0 16px;
  letter-spacing: -.02em;
  font-weight: 700;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-2), var(--accent) 60%, #b87c22);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lede { color: var(--txt-2); font-size: 17px; margin: 0; }
.lede strong { color: var(--txt); font-weight: 600; }

/* ---------- drop zone ---------- */
.drop {
  border: 1.5px dashed var(--line-2);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), rgba(16,18,24,.4));
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .18s, background .18s, transform .18s;
  outline: none;
}
.drop:hover, .drop:focus-visible { border-color: var(--accent); background: linear-gradient(180deg, var(--panel-2), rgba(16,18,24,.6)); }
.drop.drag { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow); }
.drop-inner { display: flex; flex-direction: column; align-items: center; gap: 6px; pointer-events: none; }
.drop-icon { width: 40px; height: 40px; color: var(--accent); margin-bottom: 6px; }
.drop-title { font-size: 18px; margin: 0; font-weight: 600; }
.drop-sub { margin: 0; color: var(--txt-2); }
.drop-hint { margin: 10px 0 0; font-size: 12.5px; color: var(--txt-3); }
.link {
  background: none; border: 0; padding: 0; cursor: pointer;
  color: var(--accent); font: inherit; text-decoration: underline; text-underline-offset: 3px;
  pointer-events: auto;
}
.link:hover { color: var(--accent-2); }

.error {
  margin: 18px 0 0;
  padding: 14px 16px;
  border: 1px solid rgba(248,113,113,.4);
  background: rgba(248,113,113,.08);
  color: #ffd0d0;
  border-radius: 12px;
  font-size: 14.5px;
}

/* confirmação de processamento */
.status {
  margin-top: 14px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 13px 16px; border-radius: 12px;
  border: 1px solid rgba(52,211,153,.45);
  background: rgba(52,211,153,.09);
  color: #d3f8e9; font-size: 14.5px;
}
.status .ok-ico { color: var(--ok); font-weight: 700; font-size: 16px; }
.status .status-bug { font-family: var(--mono); font-weight: 700; color: var(--ok); margin-left: 2px; }
.status .status-cta { margin-left: auto; color: var(--txt-3); font-size: 12.5px; }
.drop.success { border-color: rgba(52,211,153,.55); }

/* botões de exemplo no upload */
.samples { margin: 14px 0 0; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; justify-content: center; pointer-events: auto; }
.samples span { font-size: 12.5px; color: var(--txt-3); }
.chip-btn {
  background: var(--bg-2); border: 1px solid var(--line-2); color: var(--txt-2);
  border-radius: 999px; padding: 5px 13px; font: inherit; font-size: 12.5px; cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.chip-btn:hover { border-color: var(--accent); color: var(--txt); background: var(--panel-2); }

/* ---------- panels ---------- */
.panel {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px clamp(16px, 3vw, 26px);
  margin-top: 20px;
}
.panel h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--txt-2);
  margin: 0 0 16px;
  font-weight: 600;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.panel-head h2 { margin-bottom: 0; }
.muted { color: var(--txt-3); font-weight: 400; text-transform: none; letter-spacing: .02em; }
.hint { color: var(--txt-3); font-size: 12.5px; margin: 8px 0 0; }

/* seletor segmentado */
.seg { display: inline-flex; border: 1px solid var(--line-2); border-radius: 999px; overflow: hidden; }
.seg button {
  background: transparent; border: 0; color: var(--txt-2); font: inherit; font-size: 12.5px;
  padding: 6px 15px; cursor: pointer; transition: background .15s, color .15s;
}
.seg button.active { background: var(--accent); color: #1c1506; font-weight: 600; }
.seg button:not(.active):hover { color: var(--txt); }

/* mapa das zonas */
.zone-map-wrap { position: relative; width: 100%; max-width: 540px; margin: 8px auto 4px; aspect-ratio: 1 / 1; }
#zoneMap { width: 100%; height: 100%; display: block; }
.panel-tools { display: flex; gap: 10px; flex-wrap: wrap; }
.zone-legend { display: flex; align-items: center; gap: 10px; justify-content: center; margin-top: 12px; font-size: 12px; color: var(--txt-3); }
.zone-legend .grad { width: 190px; height: 8px; border-radius: 999px; border: 1px solid var(--line); }

/* ---------- controls ---------- */
.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 720px) { .controls { grid-template-columns: 1fr; gap: 22px; } }
.control > label:not(.switch) { display: block; font-size: 13.5px; color: var(--txt-2); margin-bottom: 8px; letter-spacing: .02em; }
select {
  width: 100%;
  background: var(--bg-2);
  color: var(--txt);
  border: 1px solid var(--line-2);
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
  font-size: 14.5px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7288' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  cursor: pointer;
}
select:focus { outline: none; border-color: var(--accent); }

.switch { display: flex; align-items: center; gap: 12px; cursor: pointer; margin-bottom: 8px; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.switch .track {
  display: block;
  width: 44px; height: 25px; border-radius: 999px;
  background: var(--line-2); position: relative; transition: background .18s; flex: 0 0 auto;
}
.switch .thumb {
  position: absolute; top: 3px; left: 3px; width: 19px; height: 19px; border-radius: 50%;
  background: #cfd3df; transition: transform .18s, background .18s;
}
.switch input:checked + .track { background: rgba(245,181,68,.35); }
.switch input:checked + .track .thumb { transform: translateX(19px); background: var(--accent); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }
.switch-label { font-size: 14.5px; color: var(--txt); }

/* ---------- result head ---------- */
.result-head {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;
  padding: 26px clamp(16px, 3vw, 30px);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background:
    radial-gradient(600px 220px at 0% 0%, rgba(245,181,68,.10), transparent 60%),
    linear-gradient(180deg, var(--panel-2), var(--bg-2));
  box-shadow: var(--shadow);
}
.result-head .eyebrow { color: var(--txt-3); margin-bottom: 8px; }
.bug-big { display: flex; gap: 10px; flex-wrap: wrap; }
.bug-big .chip {
  display: inline-flex; align-items: baseline; gap: 2px;
  font-family: var(--mono); font-weight: 700;
  font-size: clamp(30px, 6vw, 44px);
  line-height: 1; letter-spacing: -.02em;
  padding: 8px 4px 8px 14px;
}
.bug-big .chip .num { padding-right: 12px; }
.bug-big .chip .letter { opacity: .62; }
.result-meta { display: grid; grid-template-columns: auto auto; gap: 6px 20px; margin: 0; }
.result-meta dt { color: var(--txt-3); font-size: 12.5px; }
.result-meta dd { margin: 0; font-family: var(--mono); font-size: 14px; text-align: right; }

/* ---------- rating cards ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 20px; }
@media (max-width: 760px) { .cards { grid-template-columns: 1fr; } }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  position: relative;
  overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 4px;
  background: var(--c, var(--line-2));
}
.card .card-top { display: flex; align-items: center; justify-content: space-between; }
.card .card-name { font-size: 13px; text-transform: uppercase; letter-spacing: .14em; color: var(--txt-2); }
.card .card-key {
  font-family: var(--mono); font-size: 12px; color: var(--txt-3);
  border: 1px solid var(--line-2); border-radius: 6px; padding: 1px 7px;
}
.card .card-value { display: flex; align-items: baseline; gap: 10px; margin: 12px 0 4px; }
.card .card-value .big { font-family: var(--mono); font-size: 40px; font-weight: 700; line-height: 1; color: var(--c); }
.card .card-value .lbl { font-size: 13.5px; color: var(--txt-2); }
.card .card-sub { font-size: 12.5px; color: var(--txt-3); font-family: var(--mono); }
.card .bar { height: 6px; border-radius: 999px; background: var(--line); margin-top: 14px; overflow: hidden; }
.card .bar > i { display: block; height: 100%; width: 0; background: var(--c); border-radius: 999px; transition: width .5s cubic-bezier(.2,.7,.2,1); }

/* ---------- columns ---------- */
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 20px; }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr; } }
.cols .panel { margin-top: 0; }

/* key-value list */
.kv { display: grid; grid-template-columns: minmax(90px, 40%) 1fr; gap: 9px 16px; margin: 0; }
.kv dt { color: var(--txt-3); font-size: 13px; }
.kv dd { margin: 0; font-size: 14px; overflow-wrap: anywhere; }
.kv dd.mono { font-family: var(--mono); font-size: 13.5px; }

/* polar */
.polar-wrap { position: relative; width: 100%; aspect-ratio: 1 / 1; }
#polar { width: 100%; height: 100%; display: block; }
.legend { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 10px; font-size: 13px; color: var(--txt-2); }
.legend .lg { display: inline-flex; align-items: center; gap: 7px; }
.legend .swatch { width: 16px; height: 3px; border-radius: 2px; }

/* ---------- zone table ---------- */
table.zones { width: 100%; border-collapse: collapse; font-size: 14px; }
table.zones th, table.zones td { padding: 9px 10px; text-align: right; border-bottom: 1px solid var(--line); }
table.zones th:first-child, table.zones td:first-child { text-align: left; }
table.zones th { color: var(--txt-3); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
table.zones td.mono, table.zones th.mono { font-family: var(--mono); }
table.zones tr.group-head td { color: var(--txt-2); font-size: 12px; text-transform: uppercase; letter-spacing: .1em; padding-top: 18px; border-bottom-color: transparent; }
table.zones tr.total td { border-top: 1px solid var(--line-2); border-bottom: none; font-weight: 600; }
.pill {
  display: inline-block; min-width: 26px; padding: 1px 8px; border-radius: 999px;
  font-family: var(--mono); font-size: 12.5px; text-align: center;
  border: 1px solid currentColor;
}
.bar-mini { display: inline-block; vertical-align: middle; width: 84px; height: 5px; border-radius: 999px; background: var(--line); overflow: hidden; margin-left: 2px; }
.bar-mini > i { display: block; height: 100%; background: var(--accent); }

/* ---------- MLO ---------- */
.mlo-controls { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 22px; margin-bottom: 20px; }
@media (max-width: 720px) { .mlo-controls { grid-template-columns: 1fr; } }
.mlo-controls label { font-size: 13px; color: var(--txt-2); display: block; }
.mlo-controls label select { margin-top: 7px; }
.check-label { display: flex; align-items: center; gap: 9px; padding-top: 22px; color: var(--txt); font-size: 13.5px; }
.check-label input { width: 17px; height: 17px; accent-color: var(--accent); }
.mlo-result { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 620px) { .mlo-result { grid-template-columns: 1fr; } }
.mlo-item {
  border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px;
  background: var(--bg-2);
}
.mlo-item .mlo-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 13px; color: var(--txt-2); }
.mlo-item .mlo-val { font-family: var(--mono); font-weight: 700; font-size: 22px; margin-top: 8px; }
.mlo-item .mlo-allow { font-family: var(--mono); font-size: 12px; color: var(--txt-3); margin-top: 2px; }
.mlo-item .mlo-status { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; margin-top: 10px; }
.mlo-item.pass { border-color: rgba(52,211,153,.45); }
.mlo-item.fail { border-color: rgba(248,113,113,.5); }

/* ---------- warnings ---------- */
.warnings h2 { color: var(--accent); }
.warnings ul { margin: 0; padding-left: 20px; color: var(--txt-2); font-size: 14px; }
.warnings li + li { margin-top: 6px; }

/* conteúdo (SEO / texto indexável) */
.seo { margin-top: 48px; max-width: 780px; }
.seo h2 { font-size: 20px; margin: 28px 0 10px; letter-spacing: -.01em; color: var(--txt); }
.seo h2:first-child { margin-top: 0; }
.seo h3 { font-size: 15.5px; margin: 18px 0 6px; color: var(--txt); }
.seo p, .seo li { color: var(--txt-2); font-size: 14.5px; }
.seo ol { padding-left: 20px; margin: 0; }
.seo li + li { margin-top: 6px; }
.seo strong { color: var(--txt); }
.seo em { color: var(--txt-2); font-style: italic; }

/* ---------- footer ---------- */
.foot { margin-top: 48px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--txt-3); font-size: 13px; }
.foot p { margin: 0 0 6px; max-width: 720px; }

[hidden] { display: none !important; }