:root {
  color-scheme: light;
  --bg: #f7f8fd;
  --surface: rgba(255,255,255,.86);
  --surface-solid: #fff;
  --ink: #171821;
  --muted: #737784;
  --soft: #a0a4b2;
  --line: rgba(29,33,55,.12);
  --line-strong: rgba(29,33,55,.2);
  --accent: #5767ee;
  --accent-2: #8b63e9;
  --aqua: #19a8b7;
  --green: #16845f;
  --green-bg: #dff5ea;
  --amber: #9b6910;
  --amber-bg: #fff0cc;
  --red: #b34251;
  --red-bg: #ffe6ea;
  --shadow: 0 18px 55px rgba(32,38,82,.08);
  --radius: 24px;
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0d0f18;
  --surface: rgba(19,21,33,.88);
  --surface-solid: #141722;
  --ink: #f2f3fa;
  --muted: #a7abba;
  --soft: #737887;
  --line: rgba(210,216,255,.12);
  --line-strong: rgba(210,216,255,.21);
  --accent: #7985ff;
  --accent-2: #aa7cff;
  --aqua: #65d7d1;
  --green: #78dbb7;
  --green-bg: rgba(27,126,91,.22);
  --amber: #efc36e;
  --amber-bg: rgba(155,105,16,.22);
  --red: #ff8d9b;
  --red-bg: rgba(178,66,81,.22);
  --shadow: 0 22px 70px rgba(0,0,0,.3);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; transition: background .28s ease, color .28s ease; }
button, select { font: inherit; }
button, .chip, select { -webkit-tap-highlight-color: transparent; }
button:focus-visible, select:focus-visible, .card-button:focus-visible { outline: 3px solid color-mix(in srgb,var(--accent) 38%,transparent); outline-offset: 3px; }

.topbar { position: relative; z-index: 5; min-height: 72px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; padding: 0 clamp(24px,5vw,76px); border-bottom: 1px solid var(--line); background: color-mix(in srgb,var(--bg) 84%,transparent); backdrop-filter: blur(18px); }
.brand { color: var(--ink); text-decoration: none; font: 800 14px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .08em; }
.brand b { color: var(--accent); margin-left: 6px; }
.method-note { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 13px; }
.method-note b { color: var(--ink); }
.method-note small { margin-left: 4px; font-size: inherit; }
.method-mark { color: var(--accent-2); }
.theme-toggle { justify-self: end; display: flex; align-items: center; gap: 9px; min-height: 36px; padding: 0 14px; border: 1px solid var(--line); border-radius: 100px; background: var(--surface); color: var(--muted); cursor: pointer; }
.theme-icon { width: 13px; height: 13px; border: 1.5px solid currentColor; border-radius: 50%; box-shadow: inset -4px -2px 0 var(--bg); }

main { width: min(1440px,calc(100% - 40px)); margin: 0 auto; }
.intro { min-height: 300px; display: grid; grid-template-columns: minmax(0,.9fr) minmax(420px,1.1fr); align-items: center; gap: 50px; position: relative; overflow: hidden; }
.intro-copy { padding: 48px 0 36px; position: relative; z-index: 2; }
.eyebrow, .section-kicker { margin: 0 0 12px; color: var(--accent); font: 800 11px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; text-transform: uppercase; }
.intro h1 { margin: 0; max-width: 720px; font-size: clamp(42px,5.1vw,74px); line-height: .99; letter-spacing: -.055em; }
.intro-copy > p:last-child { max-width: 650px; margin: 22px 0 0; color: var(--muted); font-size: 17px; }
.system-visual { position: relative; height: 285px; min-width: 0; }
#system-canvas { width: 100%; height: 100%; display: block; }
.visual-label { position: absolute; right: 8%; bottom: 30px; display: flex; align-items: center; gap: 8px; color: var(--muted); font: 700 10px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .08em; text-transform: uppercase; }
.visual-label span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 14px var(--green); }

.selector { position: relative; z-index: 2; padding: 28px 30px 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); backdrop-filter: blur(20px); }
.selector-heading, .results-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; }
.selector-heading h2, .results-heading h2 { margin: 0; font-size: clamp(24px,3vw,34px); line-height: 1.1; letter-spacing: -.035em; }
.text-button { border: 0; background: transparent; color: var(--accent); font-weight: 750; cursor: pointer; padding: 8px 0; }
.criteria-group { margin: 24px 0 0; padding: 22px 0 0; border: 0; border-top: 1px solid var(--line); }
.criteria-group legend { width: 100%; display: grid; grid-template-columns: 34px auto 1fr; align-items: baseline; gap: 8px; padding: 0; }
.criteria-group legend > span { color: var(--accent); font: 800 11px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.criteria-group legend b { font-size: 14px; }
.criteria-group legend small { color: var(--muted); font-size: 13px; }
.chip-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.chip { position: relative; min-height: 40px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border: 1px solid var(--line-strong); border-radius: 100px; background: color-mix(in srgb,var(--surface-solid) 82%,transparent); color: var(--muted); cursor: pointer; transition: transform .16s ease, border-color .18s ease, background .18s ease, color .18s ease; }
.chip:hover { transform: translateY(-1px); border-color: color-mix(in srgb,var(--accent) 48%,var(--line)); color: var(--ink); }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip.selected { border-color: transparent; color: white; background: linear-gradient(125deg,var(--accent),var(--accent-2)); box-shadow: 0 8px 22px color-mix(in srgb,var(--accent) 20%,transparent); }
.chip.selected::before { content: "✓"; font-size: 11px; font-weight: 900; }
.chip.compact { min-height: 36px; padding: 6px 12px; font-size: 13px; }
.environment-grid { display: grid; grid-template-columns: minmax(220px,.65fr) minmax(220px,.65fr) minmax(300px,1fr); gap: 18px; padding: 24px 0 2px; border-top: 1px solid var(--line); margin-top: 24px; }
.select-field, .sort-field { display: grid; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 700; }
select { width: 100%; min-height: 44px; padding: 0 40px 0 13px; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface-solid); color: var(--ink); cursor: pointer; }
.selection-readout { padding: 8px 0 0 20px; border-left: 1px solid var(--line); display: grid; align-content: start; gap: 2px; }
.selection-readout > span { color: var(--muted); font-size: 12px; font-weight: 700; }
.selection-readout b { font-size: 18px; }
.selection-readout small { color: var(--muted); font-size: 12px; }

.results { padding: 46px 0 72px; }
.results-heading { align-items: end; }
.results-heading p[data-result-summary] { margin: 10px 0 0; color: var(--muted); }
.result-controls { display: flex; align-items: end; gap: 10px; }
.sort-field { min-width: 160px; }
.active-brief { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0; padding: 14px 16px; border: 1px solid var(--line); border-radius: 16px; background: color-mix(in srgb,var(--surface) 76%,transparent); }
.active-brief:empty { display: none; }
.brief-pill { padding: 5px 10px; border: 1px solid var(--line); border-radius: 100px; color: var(--muted); background: var(--surface-solid); font-size: 12px; }
.brief-pill.required { color: var(--accent); border-color: color-mix(in srgb,var(--accent) 26%,var(--line)); }
.brief-pill.scope { color: var(--aqua); border-color: color-mix(in srgb,var(--aqua) 34%,var(--line)); }
.result-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; }
.result-card { min-width: 0; position: relative; border: 1px solid var(--line); border-radius: 21px; background: var(--surface); box-shadow: 0 12px 34px rgba(31,36,76,.05); overflow: hidden; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.result-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--vendor-colour,var(--accent)); }
.result-card:hover { transform: translateY(-3px); border-color: color-mix(in srgb,var(--accent) 32%,var(--line)); box-shadow: var(--shadow); }
.card-button { width: 100%; min-height: 286px; display: flex; flex-direction: column; text-align: left; padding: 20px 20px 17px 23px; border: 0; background: transparent; color: inherit; cursor: pointer; }
.card-head { display: grid; grid-template-columns: 54px minmax(0,1fr) auto; gap: 13px; align-items: start; }
.logo-mark { width: 54px; height: 45px; display: grid; place-items: center; color: var(--vendor-colour,var(--accent)); font: 900 15px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -.05em; }
.logo-mark.microsoft { grid-template-columns: repeat(2,11px); gap: 2px; align-content: center; }
.logo-mark.microsoft i { width: 11px; height: 11px; }
.logo-mark.microsoft i:nth-child(1) { background:#f35325; }.logo-mark.microsoft i:nth-child(2){background:#81bc06}.logo-mark.microsoft i:nth-child(3){background:#05a6f0}.logo-mark.microsoft i:nth-child(4){background:#ffba08}
.card-titles { min-width: 0; }
.card-titles small { display: block; margin: 1px 0 3px; color: var(--muted); font: 750 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .09em; text-transform: uppercase; }
.card-titles h3 { margin: 0; font-size: 18px; line-height: 1.12; letter-spacing: -.025em; overflow-wrap: anywhere; }
.fit-score { text-align: right; }
.fit-score b { display: block; font-size: 27px; line-height: 1; letter-spacing: -.04em; }
.fit-score small { color: var(--muted); font-size: 10px; }
.status-row { min-height: 31px; display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 15px; }
.status { display: inline-flex; padding: 5px 9px; border-radius: 100px; font: 800 9px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .055em; text-transform: uppercase; }
.status.strong { color: var(--green); background: var(--green-bg); }
.status.conditional { color: var(--amber); background: var(--amber-bg); }
.status.verify { color: var(--red); background: var(--red-bg); }
.must-have { color: var(--muted); font-size: 11px; }
.match-chips { min-height: 54px; display: flex; flex-wrap: wrap; align-content: start; gap: 6px; margin-top: 13px; }
.match-chips span { padding: 4px 8px; border-radius: 100px; background: color-mix(in srgb,var(--accent) 7%,var(--surface-solid)); border: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.card-summary { flex: 1; margin: 12px 0 14px; color: var(--muted); font-size: 13px; line-height: 1.45; }
.meter { height: 5px; display: flex; gap: 3px; margin-bottom: 15px; }
.meter i { flex: 1; border-radius: 10px; background: var(--line); }
.meter i.on { background: var(--vendor-colour,var(--accent)); }
.card-foot { display: flex; justify-content: space-between; align-items: center; padding-top: 13px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
.card-foot b { color: var(--accent); font-size: 12px; }
.show-more { display: block; min-height: 46px; margin: 24px auto 0; padding: 0 22px; border: 1px solid var(--line-strong); border-radius: 100px; background: var(--surface); color: var(--ink); font-weight: 750; cursor: pointer; }

.product-dialog { width: min(920px,calc(100vw - 30px)); max-height: min(900px,calc(100vh - 30px)); padding: 0; border: 1px solid var(--line); border-radius: 26px; background: color-mix(in srgb,var(--surface-solid) 96%,transparent); color: var(--ink); box-shadow: 0 36px 120px rgba(4,6,18,.35); overflow: auto; }
.product-dialog::backdrop { background: rgba(7,9,20,.58); backdrop-filter: blur(10px); }
.dialog-close { position: sticky; z-index: 3; top: 16px; float: right; margin: 16px 16px 0 0; width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 50%; background: var(--surface-solid); color: var(--muted); font-size: 22px; cursor: pointer; }
.dialog-content { padding: 34px; }
.dialog-heading { display: grid; grid-template-columns: 64px minmax(0,1fr) auto; align-items: center; gap: 16px; padding-right: 50px; }
.dialog-heading h2 { margin: 2px 0 0; font-size: 31px; line-height: 1.05; letter-spacing: -.04em; }
.dialog-heading p { margin: 0; color: var(--muted); font: 750 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .08em; text-transform: uppercase; }
.dialog-score { text-align: right; }
.dialog-score b { display: block; font-size: 32px; line-height: 1; }
.dialog-score span { color: var(--muted); font-size: 11px; }
.dialog-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 22px 0; padding: 15px 0; border-block: 1px solid var(--line); }
.dialog-tags > span { padding: 6px 10px; border: 1px solid var(--line); border-radius: 100px; color: var(--muted); font-size: 11px; }
.official-link { margin-left: auto; display: inline-flex; align-items: center; gap: 8px; color: white; background: linear-gradient(125deg,var(--accent),var(--accent-2)); padding: 8px 12px; border-radius: 100px; text-decoration: none; font-size: 12px; font-weight: 750; }
.evidence-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.evidence-box, .detail-tile { border: 1px solid var(--line); border-radius: 17px; background: color-mix(in srgb,var(--surface) 82%,transparent); }
.evidence-box { padding: 17px; }
.evidence-box > b, .detail-tile > b { display: block; margin-bottom: 11px; font: 800 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .08em; text-transform: uppercase; }
.evidence-box.supported > b { color: var(--green); }.evidence-box.verify > b { color: var(--amber); }
.evidence-box ul { list-style: none; padding: 0; margin: 0; }
.evidence-box li { position: relative; padding: 9px 0 9px 15px; border-top: 1px solid var(--line); }
.evidence-box li:first-child { border-top: 0; padding-top: 0; }
.evidence-box li::before { content: ""; position: absolute; left: 0; top: 16px; width: 6px; height: 6px; border-radius: 50%; background: var(--green); }
.evidence-box.verify li::before { background: var(--amber); }
.evidence-box li:first-child::before { top: 7px; }
.evidence-box li span { display: block; font-size: 13px; font-weight: 750; }
.evidence-box li small { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; line-height: 1.4; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.detail-tile { min-height: 130px; padding: 17px; }
.detail-tile:first-child { background: linear-gradient(145deg,color-mix(in srgb,var(--accent) 9%,var(--surface)),color-mix(in srgb,var(--aqua) 6%,var(--surface))); }
.detail-tile span { color: var(--muted); font-size: 13px; }

footer { min-height: 70px; display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 0 clamp(24px,5vw,76px); border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }

@media (max-width: 1050px) {
  .intro { grid-template-columns: 1fr; gap: 0; }
  .intro-copy { padding-bottom: 0; }
  .system-visual { height: 220px; }
  .result-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .environment-grid { grid-template-columns: 1fr 1fr; }
  .selection-readout { grid-column: 1/-1; border-left: 0; padding: 5px 0 0; }
}

@media (max-width: 680px) {
  main { width: min(100% - 24px,1440px); }
  .topbar { grid-template-columns: 1fr auto; padding: 0 16px; }
  .method-note { display: none; }
  .intro { min-height: 0; }
  .intro-copy { padding-top: 36px; }
  .intro h1 { font-size: clamp(38px,12vw,56px); }
  .system-visual { height: 190px; margin-inline: -12px; }
  .selector { padding: 22px 18px; border-radius: 20px; }
  .selector-heading, .results-heading { align-items: start; }
  .results-heading { flex-direction: column; }
  .result-controls { width: 100%; }
  .result-controls .sort-field:first-child { flex: 1; }
  .criteria-group legend { grid-template-columns: 28px 1fr; }
  .criteria-group legend small { grid-column: 2; }
  .environment-grid, .result-grid, .evidence-columns, .detail-grid { grid-template-columns: 1fr; }
  .selection-readout { grid-column: auto; }
  .sort-field { min-width: 118px; }
  .card-button { min-height: 270px; }
  .dialog-content { padding: 26px 18px; }
  .dialog-heading { grid-template-columns: 52px 1fr; padding-right: 30px; }
  .dialog-score { grid-column: 2; text-align: left; }
  .official-link { width: 100%; justify-content: center; margin-left: 0; }
  footer { align-items: flex-start; flex-direction: column; justify-content: center; padding-block: 18px; }
}