:root {
    --arc-ink: #3a3a3a;
    --arc-muted: #54595f;
    --arc-blue: #018fb4;
    --arc-gold: #aa874f;
    --arc-paper: #f7f4ed;
    --arc-line: #dddddd;
    --arc-content: 980px;
    --arc-body: "Be Vietnam Pro", Helvetica, Arial, sans-serif;
    --arc-copy: "Be Vietnam Pro", Helvetica, Arial, sans-serif;
    --arc-display: "Crimson Pro", Georgia, "Times New Roman", serif;
    --arc-accent: "Be Vietnam Pro", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-height: 100vh;
    background: #fff;
    color: var(--arc-ink);
    font-family: var(--arc-copy);
    font-weight: 400;
    line-height: 1.55;
    text-rendering: optimizeLegibility;
}
p, li, a, button, input, select, textarea, dt, dd { font-family: var(--arc-copy); }
a { color: var(--arc-blue); font-weight: 700; text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--arc-blue); outline-offset: 4px; }
.arc-page { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; }
.arc-topbar {
    width: min(100% - 40px, 1170px);
    min-height: 98px;
    margin: 0 auto;
    padding: 22px 0 18px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--arc-line);
}
.arc-logo { width: auto; height: 68px; max-width: min(360px, 76vw); object-fit: contain; }
.arc-logo-inverted { filter: invert(1); }
.arc-main { width: min(100% - 40px, var(--arc-content)); margin: 0 auto; padding: clamp(54px, 8vw, 96px) 0; }
.arc-kicker {
    margin: 0 0 12px;
    color: var(--arc-blue);
    font-family: var(--arc-accent);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
}
h1 {
    max-width: 820px;
    margin: 0 0 22px;
    color: var(--arc-ink);
    font-family: var(--arc-display);
    font-size: clamp(46px, 7vw, 76px);
    font-weight: 300;
    letter-spacing: normal;
    line-height: 1.04;
}
h2 {
    margin: 38px 0 10px;
    color: var(--arc-ink);
    font-family: var(--arc-accent);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
}
p, li { max-width: 780px; color: var(--arc-muted); font-size: 16px; }
p { margin: 0 0 16px; }
ul { max-width: 780px; margin: 10px 0 0; padding-left: 22px; }
.arc-lead { font-family: var(--arc-display); font-size: clamp(22px, 3vw, 29px); font-weight: 300; line-height: 1.45; }
.arc-benefits { margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--arc-line); }
.arc-benefits h2 { margin-top: 0; }
.arc-benefits ul { display: grid; gap: 10px; padding: 0; list-style: none; }
.arc-benefits li { padding-left: 24px; position: relative; }
.arc-benefits li::before { content: "+"; position: absolute; left: 0; color: var(--arc-gold); font-weight: 700; }
.preorder-confirmation-details dl { display: grid; gap: 12px; margin: 0; }
.preorder-confirmation-details dl div { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding-bottom: 10px; border-bottom: 1px solid #ddd6c8; }
.preorder-confirmation-details dt { color: #665e51; font-family: var(--arc-copy); font-size: .72rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; }
.preorder-confirmation-details dd { margin: 0; font-weight: 600; }
.arc-actions { margin-top: 34px; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; }
.arc-button {
    min-height: 52px;
    padding: 14px 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--arc-ink);
    background: var(--arc-gold);
    color: #fff;
    font-family: var(--arc-accent);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
}
.arc-button:hover { background: var(--arc-paper); color: var(--arc-ink); text-decoration: none; }
.arc-policy-links { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 10px 18px; font-size: 14px; }
.arc-footer {
    width: min(100% - 40px, 1170px);
    margin: 0 auto;
    padding: 24px 0 28px;
    display: flex;
    justify-content: space-between;
    gap: 18px;
    border-top: 1px solid var(--arc-line);
    color: #6f6f6f;
    font-size: 13px;
}
@media (max-width: 720px) {
    .arc-topbar { min-height: 86px; }
    .arc-logo { height: 56px; }
    .arc-main { padding: 42px 0 56px; }
    .arc-footer { display: grid; }
}
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
}