/* BuyWindows11ProductKey — design system
   Palette: ink #152033, ink-2 #45526A, mist #EEF2F6, line #D6DDE7,
   cobalt #2350D6 (actions), tag #F5C84B (the key tag — used sparingly). */

:root {
  --ink: #152033;
  --ink-2: #45526a;
  --ink-3: #6b778c;
  --paper: #ffffff;
  --mist: #eef2f6;
  --mist-2: #f6f8fa;
  --line: #d6dde7;
  --cobalt: #2350d6;
  --cobalt-d: #1a3ea9;
  --cobalt-t: #e7edfd;
  --tag: #f5c84b;
  --tag-d: #d9a92a;
  --ok: #17704a;
  --ok-t: #e3f4ec;
  --warn: #8a5300;
  --warn-t: #fdf2dc;
  --err: #b42318;
  --err-t: #fde8e6;

  --font: ui-sans-serif, -apple-system, "Segoe UI Variable Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Segoe UI Variable Display", ui-sans-serif, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;

  /* Type scale (1.25) */
  --fs-0: .875rem;
  --fs-1: 1rem;
  --fs-2: 1.125rem;
  --fs-3: 1.375rem;
  --fs-4: 1.75rem;
  --fs-5: 2.25rem;
  --fs-6: clamp(2.25rem, 1.6rem + 3vw, 3.5rem);

  --r-sm: 6px;
  --r: 10px;
  --r-lg: 16px;
  --wrap: 1180px;
  --narrow: 760px;
  --gap: clamp(1rem, .6rem + 1.6vw, 2rem);
  --section: clamp(2.75rem, 1.8rem + 4vw, 5rem);
  --shadow: 0 1px 2px rgba(21, 32, 51, .06), 0 8px 24px -12px rgba(21, 32, 51, .18);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
body { margin: 0; font-family: var(--font); font-size: var(--fs-1); line-height: 1.6; color: var(--ink); background: var(--paper); text-rendering: optimizeLegibility; }
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--cobalt); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--cobalt-d); text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--cobalt); outline-offset: 2px; border-radius: 3px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -.015em; margin: 0 0 .6em; text-wrap: balance; }
h1 { font-size: var(--fs-6); font-weight: 800; letter-spacing: -.03em; }
h2 { font-size: var(--fs-5); font-weight: 750; }
h3 { font-size: var(--fs-3); font-weight: 700; }
p, ul, ol, dl { margin: 0 0 1em; }
code, kbd { font-family: var(--mono); font-size: .92em; background: var(--mist); padding: .1em .35em; border-radius: 4px; }
kbd { border: 1px solid var(--line); border-bottom-width: 2px; background: var(--paper); }

.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.narrow { width: min(100% - 2.5rem, var(--narrow)); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.hp { position: absolute; left: -9999px; }
.skip { position: absolute; left: .5rem; top: -3rem; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 50; border-radius: var(--r-sm); }
.skip:focus { top: .5rem; }
.center { text-align: center; }

/* ---------- Header ---------- */
.site-header { background: var(--paper); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 64px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .55rem; color: var(--ink); text-decoration: none; font-weight: 800; letter-spacing: -.02em; font-size: 1.05rem; }
.brand:hover { color: var(--ink); }
.brand-soft { font-weight: 500; color: var(--ink-2); }
.primary-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: .15rem; }
.primary-nav a:not(.btn) { display: block; padding: .5rem .7rem; color: var(--ink); text-decoration: none; border-radius: var(--r-sm); font-weight: 550; font-size: .95rem; }
.primary-nav a:not(.btn):hover { background: var(--mist); }
.primary-nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--cobalt); border-radius: 0; }
.primary-nav { display: flex; align-items: center; gap: .75rem; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: var(--r-sm); width: 44px; height: 44px; cursor: pointer; }
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after { display: block; width: 20px; height: 2px; background: var(--ink); margin: auto; position: relative; transition: transform .2s; }
.nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle-bars::before { top: -6px; } .nav-toggle-bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .primary-nav { display: none; position: absolute; left: 0; right: 0; top: 64px; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: .5rem 1.25rem 1.25rem; box-shadow: var(--shadow); }
  .primary-nav.is-open { display: flex; }
  .primary-nav ul { flex-direction: column; }
  .primary-nav a:not(.btn) { padding: .8rem .25rem; border-bottom: 1px solid var(--mist); border-radius: 0; }
  .primary-nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--cobalt); padding-left: .75rem; }
  .nav-cta { margin-top: .75rem; }
}

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; min-height: 44px; padding: .65rem 1.2rem; border-radius: var(--r-sm); border: 2px solid transparent; font: inherit; font-weight: 700; line-height: 1.2; text-decoration: none; cursor: pointer; text-align: center; transition: background-color .15s, border-color .15s, color .15s; }
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--cobalt); color: #fff; }
.btn-primary:hover { background: var(--cobalt-d); color: #fff; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-tag { background: var(--tag); color: var(--ink); }
.btn-tag:hover { background: var(--tag-d); color: var(--ink); }
.btn-disabled { background: var(--mist); color: var(--ink-3); cursor: not-allowed; }
.btn-danger { background: var(--err); color: #fff; }
.btn-lg { min-height: 52px; padding: .8rem 1.5rem; font-size: var(--fs-2); }
.btn-sm { min-height: 36px; padding: .4rem .8rem; font-size: .9rem; }
.btn-block { display: flex; width: 100%; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(180deg, var(--mist) 0%, var(--paper) 100%); padding: clamp(2.25rem, 1rem + 5vw, 5rem) 0 clamp(2rem, 1rem + 3vw, 3.5rem); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(1.5rem, 4vw, 4rem); align-items: center; }
.hero h1 { max-width: 13ch; }
.hero-lead { font-size: var(--fs-2); color: var(--ink-2); max-width: 56ch; }
.hero-lead p:last-child { margin-bottom: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.6rem 0 1.4rem; }
.hero-facts { list-style: none; padding: 0; margin: 0; display: grid; gap: .35rem; color: var(--ink-2); font-size: .95rem; }
.hero-facts li { padding-left: 1.4rem; position: relative; }
.hero-facts li::before { content: ""; position: absolute; left: 0; top: .55em; width: .7rem; height: .4rem; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }

/* The key tag: the site's one bold element */
.hero-visual { display: flex; justify-content: center; }
.keytag { position: relative; width: min(100%, 400px); background: var(--tag); color: var(--ink); border-radius: 18px 18px 18px 64px; padding: 2rem 1.75rem 1.6rem 2.1rem; transform: rotate(-4deg); box-shadow: 0 30px 50px -28px rgba(21, 32, 51, .55), inset 0 -4px 0 rgba(0, 0, 0, .08); }
.keytag-hole { position: absolute; left: 1.35rem; bottom: 1.35rem; width: 26px; height: 26px; border-radius: 50%; background: var(--paper); box-shadow: inset 0 2px 3px rgba(0, 0, 0, .25); }
.keytag-ed { font-family: var(--font-display); font-weight: 800; font-size: var(--fs-4); letter-spacing: -.02em; margin: 0; line-height: 1.1; }
.keytag-lic { margin: .2rem 0 1.3rem; font-size: .92rem; color: #4a3a0c; }
.keytag-key { font-family: var(--mono); font-weight: 700; font-size: clamp(.9rem, .6rem + 1vw, 1.15rem); background: var(--ink); color: #fff; border-radius: 8px; padding: .75rem .85rem; margin: 0 0 1.1rem; display: flex; flex-wrap: wrap; letter-spacing: .04em; }
.keytag-key i { font-style: normal; color: var(--tag); padding: 0 .05em; }
.keytag-key span { animation: keyin .45s both; }
.keytag-key span:nth-of-type(2) { animation-delay: .12s; } .keytag-key span:nth-of-type(3) { animation-delay: .24s; }
.keytag-key span:nth-of-type(4) { animation-delay: .36s; } .keytag-key span:nth-of-type(5) { animation-delay: .48s; }
@keyframes keyin { from { opacity: 0; } to { opacity: 1; } }
.keytag-path { margin: 0 0 0 2.4rem; font-size: .92rem; font-weight: 600; }
.keytag-path b { color: #7a5a06; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .keytag { width: min(100%, 340px); transform: rotate(-2deg); }
}

/* ---------- Sections ---------- */
.section { padding: var(--section) 0; }
.section-tight { padding: calc(var(--section) * .5) 0; }
.section-mist { background: var(--mist); }
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 1rem 3rem; align-items: end; margin-bottom: 2rem; }
.section-head h2 { margin: 0; }
.section-intro { color: var(--ink-2); }
.section-intro p:last-child { margin: 0; }
.section-links { margin-top: 1.25rem; }
@media (max-width: 760px) { .section-head { grid-template-columns: 1fr; } }
.keys-note { color: var(--ink-3); font-size: var(--fs-0); margin-top: 1.25rem; }

/* ---------- Product cards ---------- */
.pgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: var(--gap); }
.pgrid-1 { grid-template-columns: minmax(0, 560px); }
.pcard { display: grid; grid-template-rows: auto 1fr auto; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; position: relative; }
.pcard::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 5px; background: var(--ink); }
.pcard-pro::before { background: var(--cobalt); }
.pcard-home::before { background: var(--tag); }
.pcard-media { display: block; background: var(--mist-2); border-bottom: 1px solid var(--line); }
.pcard-media img { width: 100%; aspect-ratio: 8 / 5; object-fit: cover; }
.pcard-body { padding: 1.25rem 1.25rem .5rem; }
.pcard-tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .75rem; }
.tag { display: inline-block; font-size: .78rem; font-weight: 700; padding: .2rem .55rem; border-radius: 999px; background: var(--mist); color: var(--ink); }
.tag-pro { background: var(--cobalt-t); color: var(--cobalt-d); }
.tag-home { background: #fcefc7; color: #6d4f00; }
.tag-plain { background: var(--mist); color: var(--ink-2); }
.pcard-title { font-size: var(--fs-3); margin-bottom: .4rem; }
.pcard-title a { color: var(--ink); text-decoration: none; }
.pcard-title a:hover { color: var(--cobalt); text-decoration: underline; }
.pcard-desc { color: var(--ink-2); font-size: .95rem; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem 1rem; margin: 0; font-size: .88rem; }
.facts div { border-top: 1px solid var(--mist); padding-top: .4rem; }
.facts dt { color: var(--ink-3); font-size: .78rem; }
.facts dd { margin: 0; font-weight: 600; }
.pcard-buy { padding: 1rem 1.25rem 1.25rem; display: grid; gap: .55rem; }
.pcard-more { font-size: .9rem; text-align: center; }
.price { display: flex; align-items: baseline; gap: .5rem; flex-wrap: wrap; }
.price-now { font-family: var(--font-display); font-size: var(--fs-4); font-weight: 800; letter-spacing: -.02em; }
.price-was { color: var(--ink-3); font-size: .95rem; }
.price-lg .price-now { font-size: var(--fs-5); }
.price-sm .price-now { font-size: var(--fs-2); }
.stock { margin: 0; font-size: .88rem; font-weight: 600; }
.stock.is-in { color: var(--ok); }
.stock.is-out { color: var(--err); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); background: var(--paper); }
table { border-collapse: collapse; width: 100%; }
th, td { text-align: left; padding: .8rem 1rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { background: var(--ink); color: #fff; font-size: .95rem; }
thead th a { color: #fff; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
tbody th { font-weight: 600; color: var(--ink-2); width: 22%; min-width: 150px; }
.compare td { min-width: 190px; }
.prose table { font-size: .95rem; margin: 1.25rem 0 1.75rem; border: 1px solid var(--line); }
.prose thead th { background: var(--mist); color: var(--ink); }

/* ---------- Steps (a real sequence, so numbered) ---------- */
.steps { list-style: none; padding: 0; margin: 0; counter-reset: s; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: var(--gap); }
.steps li { counter-increment: s; position: relative; padding-top: 3.25rem; }
.steps li::before { content: counter(s); position: absolute; top: 0; left: 0; width: 2.4rem; height: 2.4rem; display: grid; place-items: center; border-radius: 50%; border: 2px solid var(--ink); font-weight: 800; font-family: var(--font-display); }
.steps li:not(:last-child)::after { content: ""; position: absolute; top: 1.2rem; left: 3rem; right: -.5rem; border-top: 2px dashed var(--line); }
.steps h3 { font-size: var(--fs-2); margin-bottom: .3rem; }
.steps p { color: var(--ink-2); margin: 0; }
.steps-compact { grid-template-columns: 1fr; gap: 1rem; margin-bottom: 1.5rem; }
.steps-compact li { padding: 0 0 0 3.25rem; }
.steps-compact li::after { display: none; }
@media (max-width: 700px) { .steps li:not(:last-child)::after { display: none; } }

/* ---------- Panels ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.panel { border-radius: var(--r-lg); padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); }
.panel h2 { font-size: var(--fs-4); }
.panel-ink { background: var(--ink); color: #e6ebf3; }
.panel-ink h2 { color: #fff; }
.panel-ink a:not(.btn) { color: #b8c9ff; }
.panel-ink code, .panel-ink kbd { background: rgba(255, 255, 255, .12); color: #fff; border-color: rgba(255, 255, 255, .25); }
.panel-line { border: 2px solid var(--ink); }
.path { font-weight: 700; }

/* ---------- Related / lists ---------- */
.related { background: var(--mist-2); border-top: 1px solid var(--line); }
.related h2 { font-size: var(--fs-4); }
.rel-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: .75rem; }
.rel-list a { display: block; height: 100%; padding: 1rem 1.1rem; background: var(--paper); border: 1px solid var(--line); border-left: 4px solid var(--cobalt); border-radius: var(--r-sm); text-decoration: none; color: var(--ink); }
.rel-list a:hover { border-color: var(--cobalt); }
.rel-title { display: block; font-weight: 700; color: var(--cobalt-d); }
.rel-sum { display: block; font-size: .9rem; color: var(--ink-2); margin-top: .2rem; }
.rel-list-plain { grid-template-columns: 1fr; margin-bottom: 2rem; }

/* ---------- FAQ accordion ---------- */
.faq h2 { font-size: var(--fs-4); }
.accordion { border-top: 1px solid var(--line); }
.accordion details { border-bottom: 1px solid var(--line); }
.accordion summary { cursor: pointer; list-style: none; padding: 1.05rem 2.5rem 1.05rem 0; font-weight: 700; position: relative; font-size: var(--fs-2); line-height: 1.35; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary::after { content: ""; position: absolute; right: .4rem; top: 1.35rem; width: .6rem; height: .6rem; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: rotate(45deg); transition: transform .2s; }
.accordion details[open] summary::after { transform: rotate(-135deg); top: 1.6rem; }
.accordion .answer { padding: 0 0 1.1rem; color: var(--ink-2); max-width: 68ch; }
.accordion .answer p:last-child { margin-bottom: 0; }

/* ---------- Content pages ---------- */
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .3rem; padding: 0; margin: 1rem 0 0; font-size: .88rem; color: var(--ink-3); }
.crumbs li + li::before { content: "/"; margin-right: .3rem; color: var(--line); }
.crumbs a { color: var(--ink-2); }
.page-head { padding: clamp(1.5rem, 1rem + 2vw, 3rem) 0 0; }
.page-head h1 { font-size: clamp(2rem, 1.5rem + 2.4vw, 3rem); }
.lead { font-size: var(--fs-2); color: var(--ink-2); }
.updated { color: var(--ink-3); font-size: .88rem; }
.prose-section { padding-top: 1.5rem; }
.prose { font-size: 1.0625rem; }
.prose h2 { font-size: var(--fs-4); margin-top: 2.2em; }
.prose h3 { font-size: var(--fs-3); margin-top: 1.8em; }
.prose > :first-child { margin-top: 0; }
.prose li { margin-bottom: .4em; }
.prose ol > li::marker { font-weight: 700; }
.callout { border-left: 4px solid var(--tag); background: #fffaeb; padding: 1rem 1.2rem; border-radius: 0 var(--r-sm) var(--r-sm) 0; margin: 1.5rem 0; }
.callout p:last-child { margin: 0; }
.callout-info { border-color: var(--cobalt); background: var(--cobalt-t); }
.article-list { list-style: none; padding: 0; margin: 0; }
.article-list li { padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.article-list h2 { font-size: var(--fs-3); margin-bottom: .4rem; }
.article-list h2 a { color: var(--ink); text-decoration: none; }
.article-list h2 a:hover { color: var(--cobalt); text-decoration: underline; }

/* ---------- Product page ---------- */
.product-top { padding: 1.5rem 0 1rem; }
.product-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.product-media img { width: 100%; border-radius: var(--r-lg); border: 1px solid var(--line); }
.buybox h1 { font-size: clamp(1.9rem, 1.4rem + 2vw, 2.75rem); margin-bottom: .4rem; }
.buybox-desc { color: var(--ink-2); font-size: var(--fs-2); }
.buybox .btn { margin: .9rem 0 1.25rem; }
.facts-wide { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) { .product-grid { grid-template-columns: 1fr; } .facts-wide { grid-template-columns: 1fr 1fr; } }

/* ---------- Forms & alerts ---------- */
.form { display: grid; gap: 1rem; }
.field { display: grid; gap: .35rem; }
.field label { font-weight: 650; }
.opt { font-weight: 400; color: var(--ink-3); }
input[type="text"], input[type="email"], input[type="password"], input[type="number"], input[type="url"], input:not([type]), select, textarea {
  width: 100%; font: inherit; padding: .7rem .8rem; border: 1.5px solid #b7c2d2; border-radius: var(--r-sm); background: var(--paper); color: var(--ink); min-height: 46px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--cobalt); box-shadow: 0 0 0 3px var(--cobalt-t); }
.field.check { grid-template-columns: auto 1fr; align-items: start; gap: .6rem; }
.field.check input { width: 1.25rem; height: 1.25rem; margin-top: .2rem; accent-color: var(--cobalt); }
.field.check label { font-weight: 400; }
.hint { color: var(--ink-3); font-size: .88rem; margin: 0; }
.form-inline { display: flex; flex-wrap: wrap; gap: .75rem; }
.alert { padding: .9rem 1.1rem; border-radius: var(--r-sm); margin: 0 0 1.25rem; border: 1px solid; }
.alert ul { margin: 0; padding-left: 1.1rem; }
.alert-ok { background: var(--ok-t); border-color: #a8dbc3; color: #0f4d33; }
.alert-warn { background: var(--warn-t); border-color: #f0d49a; color: #5e3a00; }
.alert-err { background: var(--err-t); border-color: #f5b5ae; color: #7a1a12; }
.badge { display: inline-block; padding: .15rem .55rem; border-radius: 999px; font-size: .82rem; font-weight: 700; background: var(--mist); }
.badge-paid, .badge-delivered, .badge-completed { background: var(--ok-t); color: var(--ok); }
.badge-pending, .badge-awaiting_stock, .badge-manual_pending, .badge-review { background: var(--warn-t); color: var(--warn); }
.badge-failed, .badge-refunded, .badge-cancelled { background: var(--err-t); color: var(--err); }

/* ---------- Checkout & order ---------- */
.checkout-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: start; }
.checkout h1 { font-size: var(--fs-5); }
.summary { background: var(--mist); border-radius: var(--r-lg); padding: 1.5rem; position: sticky; top: 84px; }
.summary h2 { font-size: var(--fs-3); }
.summary-item { display: grid; grid-template-columns: 96px 1fr; gap: 1rem; align-items: center; margin-bottom: 1rem; }
.summary-item img { border-radius: var(--r-sm); border: 1px solid var(--line); }
.summary-name { font-weight: 700; margin: 0; }
.summary-lines div { display: flex; justify-content: space-between; padding: .5rem 0; border-top: 1px solid var(--line); }
.summary-lines dd { margin: 0; font-weight: 600; }
.summary-lines .total { font-size: var(--fs-2); font-weight: 800; }
.summary-notes { padding-left: 1.1rem; font-size: .9rem; color: var(--ink-2); margin-top: 1rem; }
@media (max-width: 860px) { .checkout-grid { grid-template-columns: 1fr; } .summary { position: static; order: -1; } }
.order-status { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; background: var(--mist); padding: 1.25rem; border-radius: var(--r); }
.order-status dt { font-size: .8rem; color: var(--ink-3); }
.order-status dd { margin: 0; font-weight: 700; }
.keybox { background: var(--tag); border-radius: var(--r-lg); padding: 1.5rem; margin: 1.5rem 0; }
.keybox h2 { font-size: var(--fs-3); }
.keybox-key code { display: block; font-size: clamp(1rem, .7rem + 1.4vw, 1.5rem); background: var(--ink); color: #fff; padding: 1rem; border-radius: 8px; letter-spacing: .05em; word-break: break-all; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #c5cedd; padding: 3rem 0 1.5rem; font-size: .94rem; margin-top: 0; }
.site-footer a { color: #e6ebf3; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 2rem; }
.footer-brand { color: #fff; font-weight: 800; font-size: 1.1rem; }
.footer-h { color: #fff; font-weight: 700; margin-bottom: .6rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: .45rem; }
.footer-legal { border-top: 1px solid rgba(255, 255, 255, .14); margin-top: 2rem; padding-top: 1.25rem; font-size: .84rem; color: #9eabc0; }
.disclaimer { max-width: 80ch; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-about { grid-column: 1 / -1; } }

/* Outbound purchase CTA (merchant: SftKey.com) — small, natural disclosure text */
.cta-note { margin: .1rem 0 0; font-size: .82rem; color: var(--ink-3); text-align: center; }
.buybox .cta-note { text-align: left; }
.price-note { margin: .35rem 0 0; font-size: .78rem; color: var(--ink-3); }
.cta-unavailable { margin: 0; font-size: .88rem; color: var(--ink-2); }
.buybox .cta-unavailable { background: var(--mist-2); border: 1px solid var(--line); border-radius: var(--r-sm); padding: .8rem 1rem; }

/* Primary navigation dropdowns (disclosure pattern; works with hover, focus and click) */
.nav-group { position: relative; }
.nav-group-btn { display: flex; align-items: center; gap: .4rem; padding: .5rem .7rem; background: none; border: 0; border-radius: var(--r-sm); font: inherit; font-weight: 550; font-size: .95rem; color: var(--ink); cursor: pointer; }
.nav-group-btn:hover, .nav-group.is-open > .nav-group-btn { background: var(--mist); }
.nav-group.is-current > .nav-group-btn { box-shadow: inset 0 -2px 0 var(--cobalt); border-radius: 0; }
.nav-caret { width: .45rem; height: .45rem; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-2px) rotate(45deg); transition: transform .15s; }
.nav-group.is-open .nav-caret { transform: translateY(1px) rotate(-135deg); }
.primary-nav ul.subnav { display: none; position: absolute; top: 100%; left: 0; z-index: 30; min-width: 15.5rem; flex-direction: column; gap: 0; margin: 0; padding: .4rem; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); }
.primary-nav ul.subnav a { white-space: nowrap; }
.primary-nav .subnav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--cobalt); border-radius: 0; }
.nav-group.is-open > ul.subnav, .nav-group:focus-within > ul.subnav { display: flex; }
@media (hover: hover) and (min-width: 901px) { .nav-group:hover > ul.subnav { display: flex; } }
@media (max-width: 900px) {
  .nav-group-btn { width: 100%; padding: .9rem .25rem .25rem; font-size: .78rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); cursor: default; }
  .nav-group-btn:hover { background: none; }
  .nav-group.is-current > .nav-group-btn { box-shadow: none; }
  .nav-caret { display: none; }
  .primary-nav ul.subnav { display: flex; position: static; min-width: 0; padding: 0 0 .25rem; border: 0; box-shadow: none; }
}

/* Offer comparison components (built from the existing tokens) */
.offer-best { margin-top: 1.25rem; padding: 1.1rem 1.2rem 1.2rem; border: 2px solid var(--cobalt); border-radius: var(--r-lg); background: var(--paper); display: grid; gap: .6rem; }
.offer-best-empty { border: 1px solid var(--line); background: var(--mist-2); }
.offer-badge { justify-self: start; margin: 0; padding: .2rem .6rem; border-radius: 999px; background: var(--tag); color: var(--ink); font-size: .74rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.offer-badge-sm { display: inline-block; margin-left: .35rem; font-size: .66rem; padding: .1rem .45rem; vertical-align: middle; }
.offer-prov { display: inline-flex; align-items: center; gap: .55rem; }
.offer-prov-name { font-weight: 700; }
.prov-logo { width: 88px; height: 32px; object-fit: contain; object-position: left center; }
.prov-mono { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: var(--r-sm); background: var(--ink); color: #fff; font-size: .78rem; font-weight: 800; letter-spacing: .02em; }
.offer-facts { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.offer-facts li { font-size: .82rem; font-weight: 600; padding: .15rem .55rem; border-radius: 999px; background: var(--mist); color: var(--ink-2); }
.offer-coupon, .offer-note { margin: 0; font-size: .9rem; color: var(--ink-2); }
.offer-more { font-size: .92rem; font-weight: 600; justify-self: start; }
.offer-checked { color: var(--ink-3); white-space: nowrap; }
.offer-none { margin: 0; font-weight: 700; color: var(--ink-2); }
.offer-from { margin: 0; display: flex; align-items: baseline; gap: .45rem; flex-wrap: wrap; }
.offer-from-label { font-size: .82rem; font-weight: 700; color: var(--ink-3); text-transform: uppercase; letter-spacing: .03em; }
.offer-from .price-now { font-size: 1.5rem; font-weight: 800; }
.offer-table { font-size: .95rem; }
.offer-table th, .offer-table td { padding: .8rem .9rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.offer-table thead th { background: var(--mist-2); font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }
.offer-table tbody th { font-weight: 400; }
.offer-table tr.is-featured { background: var(--cobalt-t); }
.offer-table tbody tr:last-child > * { border-bottom: 0; }
.offer-empty { padding: 1.1rem 1.2rem; border: 1px solid var(--line); border-radius: var(--r); background: var(--mist-2); display: grid; gap: .6rem; justify-items: start; }
.offer-disclaimer, .offer-disclosure { margin: .75rem 0 0; font-size: .85rem; color: var(--ink-3); }
@media (max-width: 700px) {
  .offer-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .offer-table tr { display: grid; grid-template-columns: 1fr 1fr; gap: .35rem .75rem; padding: .9rem; border-bottom: 1px solid var(--line); }
  .offer-table th, .offer-table td { padding: 0; border: 0; }
  .offer-table tbody th, .offer-table td:last-child { grid-column: 1 / -1; }
  .offer-table td[data-label]::before { content: attr(data-label); display: block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); }
  .offer-table td:last-child .btn { width: 100%; }
}
.offer-overview td .btn { margin-top: .35rem; }
.offer-overview-wrap { margin-top: 2.5rem; }