/* BRANDOPC SOLUTIONS proposal. Restrained, high-contrast (WCAG 2.1 AA): text #1b2433 on #ffffff is 15.3:1, white on #0b3d5c is
   11.0:1, #0b6e6e links on white 6.0:1, muted #4a5568 on white 7.5:1. Visible focus on every control. */
:root { --ink: #1b2433; --muted: #4a5568; --navy: #0b3d5c; --teal: #0b6e6e; --line: #d8dee8; --soft: #f3f6f9;
        --ok: #e8f5ee; --okline: #2f7a4f; --warn: #fdf1e7; --warnline: #a14a0b; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 4.5rem; }
body { margin: 0; font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
       color: var(--ink); background: #fff; }
a { color: var(--teal); }
:focus-visible { outline: 3px solid #f2a900; outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 0; background: #fff; padding: .5rem 1rem; z-index: 10; }
.skip:focus { left: 1rem; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 1rem; }
.narrow { max-width: 720px; margin: 2rem auto; padding: 0 1rem; }
.wide { max-width: 1200px; margin: 1.5rem auto; padding: 0 1rem; }
.brand { font-weight: 700; letter-spacing: .08em; color: var(--navy); margin: 0; }
.top { position: sticky; top: 0; z-index: 5; background: #fff; border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 1rem; min-height: 3.5rem; }
.top .brand { white-space: nowrap; flex: none; }
.top nav { flex: 1; min-width: 0; }
body { overflow-x: hidden; }
.nav { display: flex; gap: .25rem; list-style: none; margin: 0; padding: 0; overflow-x: auto; white-space: nowrap;
       -webkit-overflow-scrolling: touch; }
.nav a { display: block; padding: .5rem .6rem; text-decoration: none; color: var(--ink); border-radius: 4px; font-size: .9rem; }
.nav a:hover { background: var(--soft); }
.hero { background: var(--navy); color: #fff; padding: 3.5rem 0 3rem; }
.hero .eyebrow { letter-spacing: .12em; font-weight: 700; margin: 0; opacity: .9; }
.hero .intro { margin: 1rem 0 0; font-size: 1.1rem; }
.hero h1 { font-size: clamp(2.2rem, 6vw, 3.4rem); margin: 0; line-height: 1.1; }
.hero .product { font-size: 1.3rem; margin: .25rem 0 1rem; }
.hero .headline { font-size: 1.5rem; font-weight: 600; margin: 0 0 .5rem; }
.hero .lead { max-width: 44rem; }
section { padding: 2.5rem 0; border-bottom: 1px solid var(--line); }
section:nth-of-type(even) { background: var(--soft); }
h2 { color: var(--navy); font-size: 1.6rem; margin: 0 0 1rem; }
h3 { font-size: 1.1rem; margin: 0 0 .5rem; }
.lead { font-size: 1.1rem; }
.highlight { border-left: 4px solid var(--teal); background: #fff; padding: .75rem 1rem; font-weight: 600; }
.note { background: #fff; border: 1px solid var(--line); padding: .75rem 1rem; border-radius: 6px; }
.muted, .hint { color: var(--muted); font-size: .92rem; }
.hint { display: block; }
.cards, .groups, .plans { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card, .group, .plan { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.1rem; }
.group ul, .card ul { margin: 0; padding-left: 1.1rem; }
.compare { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-bottom: 1rem; }
.compare .col { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.1rem; }
.compare .accent { border-color: var(--teal); border-width: 2px; }
.steps { counter-reset: s; list-style: none; padding: 0; display: grid; gap: .75rem;
         grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.steps li { counter-increment: s; background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: .75rem 1rem; }
.steps li::before { content: counter(s); display: inline-block; width: 1.8rem; height: 1.8rem; border-radius: 50%;
                    background: var(--navy); color: #fff; text-align: center; line-height: 1.8rem; margin-right: .5rem; }
.steps strong { display: inline; }
.steps span { display: block; margin-top: .35rem; }
.kv { display: grid; grid-template-columns: minmax(10rem, max-content) 1fr; gap: .35rem 1.25rem; margin: 0; }
.kv dt { font-weight: 600; }
.kv dd { margin: 0; }
.price { font-size: 1.35rem; font-weight: 700; color: var(--navy); margin: .25rem 0; }
.sub { margin: -.25rem 0 .5rem; color: var(--muted); font-weight: 600; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 1rem; margin: 1rem 0; background: #fff; }
legend { font-weight: 700; padding: 0 .4rem; }
label { display: block; font-weight: 600; margin: .6rem 0 .25rem; }
label.radio, label.check { font-weight: 400; display: flex; gap: .6rem; align-items: flex-start; margin: .5rem 0; }
label.radio input, label.check input { margin-top: .3rem; width: 1.15rem; height: 1.15rem; flex: none; }
input[type=text], input:not([type]), input[type=email], input[type=tel], input[type=number], input[type=password], textarea {
  width: 100%; max-width: 32rem; padding: .6rem .7rem; font: inherit; border: 1px solid #8a94a6; border-radius: 6px; }
.stepper { display: flex; gap: .4rem; align-items: center; }
.stepper input { max-width: 7rem; text-align: center; }
.step { width: 2.75rem; height: 2.75rem; font-size: 1.3rem; border: 1px solid #8a94a6; background: #fff; border-radius: 6px;
        cursor: pointer; }
.button, button.button { display: inline-block; background: var(--teal); color: #fff; border: 0; border-radius: 6px;
        padding: .8rem 1.4rem; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; min-height: 2.75rem; }
.hero .button { background: #fff; color: var(--navy); }
.secondary { display: inline-block; background: #fff; color: var(--navy); border: 1px solid var(--navy); border-radius: 6px;
             padding: .6rem 1rem; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; min-height: 2.75rem; }
.summary { background: #fff; border: 2px solid var(--navy); border-radius: 8px; padding: 1rem; }
table.sum { width: 100%; border-collapse: collapse; }
table.sum th, table.sum td { text-align: left; padding: .45rem .25rem; border-bottom: 1px solid var(--line); vertical-align: top; }
table.sum th { font-weight: 600; width: 45%; }
table.list { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.list th, table.list td { text-align: left; padding: .35rem .4rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.ok { background: var(--ok); border-left: 4px solid var(--okline); padding: .75rem 1rem; }
.warn { background: var(--warn); border-left: 4px solid var(--warnline); padding: .75rem 1rem; }
.sig { font-family: "Segoe Script", "Brush Script MT", cursive; font-size: 1.4rem; }
.total-line { font-size: 1.05rem; }
.stack { max-width: 44rem; }
.actions { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0; }
form.inline { display: inline; }
code { word-break: break-all; }
.js .js-hide { display: none; }
@media (max-width: 640px) {
  .kv { grid-template-columns: 1fr; }
  .kv dd { margin-bottom: .5rem; }
  table.sum th { width: auto; display: block; border-bottom: 0; padding-bottom: 0; }
  table.sum td { display: block; }
  section { padding: 2rem 0; }
}
@media print {
  .top, .skip, .step, button, .actions, #review, #sign form { display: none !important; }
  section { break-inside: avoid-page; border: 0; background: #fff !important; }
  .hero { background: #fff; color: var(--ink); }
  a { color: var(--ink); text-decoration: none; }
}