:root {
    color-scheme: dark;
    --bg: #090c10;
    --surface: #10151b;
    --surface-soft: #151b22;
    --paper: #171c21;
    --border: rgba(194, 151, 80, .24);
    --border-strong: rgba(218, 172, 94, .52);
    --text: #f1ede5;
    --muted: #aaa79f;
    --quiet: #969b9f;
    --gold: #e7bc70;
    --gold-deep: #a96f2e;
    --blue: #52aeff;
    --blue-soft: rgba(82, 174, 255, .12);
    --green: #77d6aa;
    --red: #e98b7c;
    --radius: 14px;
    --content: 1240px;
    --gutter: clamp(18px, 3vw, 34px);
    --chapter-gap: clamp(62px, 7.2vw, 94px);
}

* { box-sizing: border-box; }
html { min-width: 0; overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: 0; }
body {
    min-width: 0;
    margin: 0;
    overflow-x: clip;
    background:
        radial-gradient(circle at 80% 2%, rgba(49, 132, 201, .12), transparent 30rem),
        radial-gradient(circle at 8% 18%, rgba(169, 111, 46, .09), transparent 27rem),
        var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.62;
    text-rendering: optimizeLegibility;
}
a { color: inherit; }
h1, h2, h3, p, li, strong, span { overflow-wrap: break-word; }
h1, h2, h3 { font-family: Georgia, "Times New Roman", serif; }
h2 { margin: 7px 0 0; font-size: clamp(2rem, 4vw, 3.35rem); line-height: 1.06; letter-spacing: -.035em; }
h3 { margin: 6px 0 0; font-size: clamp(1.35rem, 2.2vw, 1.85rem); line-height: 1.15; }
p { color: var(--muted); }

.skip-link {
    position: fixed;
    top: 8px;
    left: 8px;
    z-index: 1000;
    padding: 10px 14px;
    border-radius: 8px;
    background: var(--blue);
    color: #06101a;
    font-weight: 800;
    transform: translateY(-150%);
}
.skip-link:focus { transform: translateY(0); }

.manual-header {
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(194,151,80,.17);
    background: rgba(9,12,16,.9);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}
.header-inner, #manual-content, .manual-footer {
    width: min(calc(100% - (2 * var(--gutter))), var(--content));
    margin-inline: auto;
}
.header-inner {
    display: grid;
    min-width: 0;
    min-height: 72px;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 20px;
}
.brand { display: inline-flex; width: max-content; min-width: 0; align-items: center; gap: 10px; text-decoration: none; }
.brand-mark {
    display: grid;
    width: 37px;
    height: 37px;
    place-items: center;
    border: 1px solid var(--border-strong);
    border-radius: 10px 4px 10px 4px;
    background: linear-gradient(145deg, rgba(231,188,112,.13), rgba(82,174,255,.07));
    color: var(--gold);
    font-family: Georgia, serif;
    font-size: .76rem;
    letter-spacing: .08em;
}
.brand-name { display: grid; line-height: 1; }
.brand-name strong { font-family: Georgia, serif; font-size: .96rem; }
.brand-name small { margin-top: 4px; color: var(--gold); font-size: .56rem; font-weight: 800; letter-spacing: .19em; text-transform: uppercase; }
.header-label { color: var(--quiet); font-size: .65rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.header-inner nav { display: flex; justify-self: end; align-items: center; gap: 10px; }
.header-inner nav a {
    min-height: 42px;
    padding: 10px 15px;
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--muted);
    font-size: .76rem;
    font-weight: 800;
    text-decoration: none;
}
.header-inner nav a:hover { color: var(--text); }
.header-inner nav .header-login { border-color: var(--border-strong); color: var(--text); }

.manual-cover {
    display: grid;
    min-width: 0;
    min-height: min(740px, calc(100svh - 72px));
    grid-template-columns: minmax(0,.9fr) minmax(440px,1.1fr);
    align-items: center;
    gap: clamp(45px,8vw,100px);
    padding-block: clamp(64px,9vw,110px);
}
.cover-copy { min-width: 0; }
.kicker, .card-label {
    color: var(--gold);
    font-family: Inter, ui-sans-serif, system-ui, sans-serif;
    font-size: .64rem;
    font-weight: 850;
    letter-spacing: .16em;
    text-transform: uppercase;
}
.kicker i { display: inline-block; width: 18px; height: 1px; margin: 0 8px 3px 0; background: var(--gold); }
.cover-copy h1 { margin: 16px 0 19px; font-size: clamp(3rem,6vw,5.4rem); line-height: .94; letter-spacing: -.05em; }
.cover-copy h1 span { display: block; margin-bottom: 11px; color: var(--gold); font-family: Inter, sans-serif; font-size: .18em; font-weight: 850; letter-spacing: .19em; text-transform: uppercase; }
.cover-copy > p { max-width: 520px; margin: 0 0 28px; color: #cbc6bd; font-size: clamp(1.03rem,1.7vw,1.22rem); }
.primary-button, .secondary-button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 11px 20px;
    border: 1px solid var(--border-strong);
    border-radius: 9px;
    font-size: .8rem;
    font-weight: 850;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.primary-button { background: linear-gradient(135deg,#efc978,#b57932); color: #171006; box-shadow: 0 12px 34px rgba(169,111,46,.2); }
.secondary-button { background: rgba(255,255,255,.025); color: var(--text); }
.primary-button:hover, .secondary-button:hover { transform: translateY(-2px); }

.cover-visual { position: relative; min-width: 0; padding: 28px 0; }
.cover-window {
    position: relative;
    min-width: 0;
    overflow: hidden;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: #0b1015;
    box-shadow: 0 34px 85px rgba(0,0,0,.43);
    transform: perspective(1100px) rotateY(-3deg);
}
.cover-window-bar { display: flex; height: 42px; align-items: center; gap: 6px; padding: 0 14px; border-bottom: 1px solid var(--border); background: #12171d; }
.cover-window-bar i { width: 7px; height: 7px; border-radius: 50%; background: #555d65; }
.cover-window-bar i:first-child { background: var(--gold-deep); }
.cover-window-bar span { margin-left: auto; color: #777e84; font-size: .56rem; letter-spacing: .08em; text-transform: uppercase; }
.cover-window-body { display: grid; min-height: 338px; grid-template-columns: 54px minmax(0,1fr); }
.cover-window-body > aside { display: flex; align-items: center; flex-direction: column; gap: 21px; padding-top: 18px; border-right: 1px solid var(--border); }
.cover-window-body > aside b { display: grid; width: 27px; height: 27px; place-items: center; border: 1px solid var(--border-strong); border-radius: 7px 3px; color: var(--gold); font-family: Georgia,serif; font-size: .52rem; }
.cover-window-body > aside i { width: 14px; height: 14px; border: 1px solid #3b4550; border-radius: 4px; }
.cover-window-body > aside i:nth-of-type(2) { border-color: var(--blue); background: var(--blue-soft); }
.cover-dashboard { min-width: 0; padding: clamp(20px,3vw,31px); }
.mini-label { color: var(--quiet); font-size: .54rem; letter-spacing: .13em; }
.cover-dashboard > strong { display: block; margin-top: 2px; font-family: Georgia,serif; font-size: 1.18rem; }
.cover-metrics { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; margin-top: 19px; }
.cover-metrics article { min-width: 0; padding: 13px; border: 1px solid var(--border); border-radius: 9px; background: rgba(255,255,255,.018); }
.cover-metrics small { display: block; color: var(--quiet); font-size: .55rem; text-transform: uppercase; }
.cover-metrics b { display: block; margin: 4px 0 10px; font-size: .68rem; }
.cover-metrics i { display: block; width: 75%; height: 3px; border-radius: 99px; background: linear-gradient(90deg,var(--gold-deep),var(--blue)); }
.cover-chart { display: flex; position: relative; height: 105px; align-items: end; justify-content: space-around; gap: 8px; margin-top: 11px; padding: 12px 15px 0; overflow: hidden; border: 1px solid var(--border); border-radius: 9px; border-bottom-color: #2e3740; background: repeating-linear-gradient(to bottom,rgba(255,255,255,.017) 0,rgba(255,255,255,.017) 1px,transparent 1px,transparent 31px); }
.cover-chart i { width: 11%; border-radius: 3px 3px 0 0; background: linear-gradient(to top,rgba(52,135,203,.32),rgba(82,174,255,.82)); }
.cover-chart i:nth-of-type(1){height:35%}.cover-chart i:nth-of-type(2){height:54%}.cover-chart i:nth-of-type(3){height:47%}.cover-chart i:nth-of-type(4){height:74%}.cover-chart i:nth-of-type(5){height:65%}
.cover-chart span { position: absolute; left: 7%; right: 7%; top: 43px; height: 1px; background: linear-gradient(90deg,transparent,var(--gold),transparent); transform: rotate(-5deg); }
.cover-signal { display: flex; min-width: 0; align-items: center; gap: 8px; margin-top: 10px; padding: 10px 12px; border-radius: 8px; background: rgba(231,188,112,.06); font-size: .58rem; }
.cover-signal > i { width: 6px; height: 6px; flex: 0 0 auto; border-radius: 50%; background: var(--gold); }
.cover-signal span { color: var(--muted); }.cover-signal b { margin-left: auto; color: #d7c7a7; }
.cover-tag { position: absolute; right: 12px; bottom: 6px; display: grid; min-width: 138px; padding: 11px 14px; border: 1px solid rgba(82,174,255,.3); border-radius: 9px; background: rgba(12,18,24,.96); box-shadow: 0 14px 32px rgba(0,0,0,.3); }
.cover-tag small { color: var(--quiet); font-size: .54rem; text-transform: uppercase; }.cover-tag strong { font-size: .7rem; }

.mobile-index { display: none; }
.manual-layout { display: grid; min-width: 0; grid-template-columns: 230px minmax(0,1fr); align-items: start; gap: clamp(42px,6vw,78px); padding-bottom: 100px; }
.manual-index {
    position: sticky;
    top: 96px;
    display: grid;
    max-height: calc(100svh - 116px);
    min-width: 0;
    overflow-y: auto;
    scrollbar-width: thin;
}
.manual-index > span { padding: 0 10px 10px; color: var(--gold); font-size: .62rem; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.manual-index nav { display: grid; }
.manual-index nav a {
    display: grid;
    min-width: 0;
    grid-template-columns: 28px minmax(0,1fr);
    gap: 6px;
    padding: 10px;
    border-left: 1px solid var(--border);
    color: var(--muted);
    font-size: .75rem;
    line-height: 1.42;
    text-decoration: none;
    transition: background .16s ease, border-color .16s ease, color .16s ease;
}
.manual-index nav a:hover { border-left-color: var(--blue); background: var(--blue-soft); color: var(--text); }
.manual-index nav a.active,
.manual-index nav a[aria-current="location"] {
    border-left-width: 3px;
    border-left-color: var(--gold);
    background: linear-gradient(90deg,rgba(231,188,112,.18),rgba(231,188,112,.025) 72%,transparent);
    color: var(--text);
    font-weight: 780;
}
.manual-index nav a[aria-current="location"] b { color: #f4d18f; }
.manual-index nav b { color: var(--gold); font-size: .65rem; }
.index-home { margin-top: 14px; padding: 10px; color: var(--quiet); font-size: .71rem; line-height: 1.45; text-decoration: none; }
.manual-article { min-width: 0; }
.chapter { min-width: 0; padding-block: var(--chapter-gap); border-top: 1px solid rgba(194,151,80,.15); scroll-margin-top: 104px; }
.chapter:first-child { border-top-color: var(--border-strong); }
.chapter-heading { display: grid; min-width: 0; grid-template-columns: 64px minmax(0,1fr); align-items: center; gap: 20px; }
.chapter-number { display: grid; width: 58px; height: 58px; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; color: var(--gold); font-family: Georgia,serif; font-size: 1rem; }
.chapter-lead { max-width: 760px; margin: 24px 0 40px; color: #d0ccc4; font-size: 1.075rem; line-height: 1.68; }
.subsection { margin-top: clamp(38px,4.8vw,58px); }
.subheading > span { color: var(--blue); font-size: .66rem; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.subheading { margin-bottom: 26px; }
.fine-print { margin: 16px 0 0; color: var(--quiet); font-size: .8rem; line-height: 1.62; }
.section-intro { max-width: 720px; margin: -9px 0 26px; font-size: .86rem; line-height: 1.65; }
.infographic { min-width: 0; }

.pillar-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 11px; }
.pillar-grid article { display: flex; min-width: 0; align-items: center; gap: 11px; padding: 15px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); }
.pillar-grid article span { display: grid; width: 32px; height: 32px; flex: 0 0 auto; place-items: center; border-radius: 8px; background: var(--blue-soft); color: var(--blue); }
.pillar-grid article strong { font-family: Inter,sans-serif; font-size: .76rem; }
.flow { display: grid; align-items: center; gap: 10px; margin-top: 30px; }
.flow-four { grid-template-columns: repeat(3,minmax(0,1fr) 24px) minmax(0,1fr); }
.flow > div { display: grid; min-width: 0; min-height: 92px; place-items: center; align-content: center; padding: 15px; border: 1px solid var(--border); border-radius: 11px; background: linear-gradient(145deg,rgba(20,26,32,.88),rgba(10,14,18,.9)); text-align: center; }
.flow > div span { color: var(--quiet); font-size: .6rem; }.flow > div strong { font-family: Inter,sans-serif; font-size: .77rem; line-height: 1.42; text-transform: uppercase; }
.flow > i { color: var(--blue); font-style: normal; text-align: center; }

.step-list { display: grid; margin: 0; padding: 0; list-style: none; }
.step-list li { display: grid; min-width: 0; grid-template-columns: 48px minmax(0,1fr); gap: 17px; padding: 18px 0; border-top: 1px solid var(--border); }
.step-list li > span { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; color: var(--gold); font-family: Georgia,serif; font-size: .77rem; }
.step-list li > div { min-width: 0; }.step-list strong { font-family: Inter,sans-serif; font-size: .92rem; }.step-list p { margin: 4px 0 0; font-size: .82rem; line-height: 1.58; }
.screen-map { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 11px; }
.screen-map article { min-width: 0; padding: 15px; border-left: 2px solid rgba(82,174,255,.48); background: rgba(82,174,255,.035); }
.screen-map strong { font-family: Inter,sans-serif; font-size: .79rem; }.screen-map p { margin: 5px 0 0; font-size: .76rem; line-height: 1.52; }

.merchant-flow { grid-template-columns: repeat(5,minmax(0,1fr) 15px) minmax(0,1fr); }
.merchant-flow > div { min-height: 76px; padding-inline: 7px; }
.merchant-flow > div strong { font-size: .69rem; }
.two-column { display: grid; min-width: 0; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: 32px; }
.credit-card, .notice { min-width: 0; padding: clamp(20px,3vw,28px); border: 1px solid var(--border); border-radius: var(--radius); background: rgba(16,21,27,.76); }
.credit-card > p { margin: 8px 0 0; font-size: .79rem; line-height: 1.58; }
.credit-equation { display: flex; min-width: 0; align-items: baseline; gap: 8px; margin: 18px 0; }
.credit-equation strong { color: var(--gold); font-family: Georgia,serif; font-size: 1.9rem; }.credit-equation span { color: #d6d1c8; font-size: .75rem; font-weight: 700; }.credit-equation i { margin-inline: auto; color: var(--blue); font-style: normal; }
.credit-example { display: grid; gap: 6px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--muted); font-size: .73rem; text-align: center; }.credit-example i { color: var(--blue); font-style: normal; }
.notice { display: grid; grid-template-columns: 34px minmax(0,1fr); gap: 13px; }
.notice-icon { display: grid; width: 32px; height: 32px; place-items: center; border: 1px solid rgba(82,174,255,.35); border-radius: 50%; color: var(--blue); font-family: Georgia,serif; }
.notice strong { font-family: Inter,sans-serif; font-size: .87rem; }.notice p { margin: 7px 0 0; font-size: .8rem; line-height: 1.6; }
.notice.warning { margin-top: 18px; border-color: rgba(231,188,112,.36); background: rgba(169,111,46,.055); }
.notice.warning .notice-icon { border-color: var(--border-strong); color: var(--gold); }

.compare { display: grid; grid-template-columns: minmax(0,1fr) 48px minmax(0,1fr); align-items: stretch; gap: 10px; }
.compare article { min-width: 0; padding: clamp(22px,3vw,32px); border: 1px solid var(--border); border-radius: var(--radius); background: linear-gradient(145deg,rgba(21,26,32,.86),rgba(10,14,19,.9)); }
.compare-label, .compare article > span { color: var(--gold); font-family: Inter,sans-serif; font-size: .62rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.compare article > strong { display: block; margin: 14px 0 22px; font-size: 1rem; line-height: 1.45; }
.versus { display: grid; width: 46px; height: 46px; align-self: center; place-items: center; border: 1px solid var(--border-strong); border-radius: 50%; background: var(--bg); color: var(--blue); font-family: Georgia,serif; }
.quantity-visual { display: flex; gap: 6px; }.quantity-visual i { width: 22px; height: 22px; border: 1px solid rgba(82,174,255,.35); border-radius: 5px; background: var(--blue-soft); }
.down-visual { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--muted); font-size: .7rem; }.down-visual i { color: var(--blue); font-size: 1.3rem; font-style: normal; }
.metric-sequence { display: grid; grid-template-columns: repeat(2,minmax(0,1fr) 28px) minmax(0,1.2fr); align-items: center; gap: 8px; }
.metric-sequence > div { display: grid; min-width: 0; min-height: 130px; place-items: center; align-content: center; padding: 17px; border: 1px solid var(--border); border-radius: 11px; background: rgba(16,21,27,.72); }
.metric-sequence > div small { color: var(--quiet); font-size: .6rem; text-transform: uppercase; }.metric-sequence > div strong { color: var(--gold); font-family: Georgia,serif; font-size: 2rem; }.metric-sequence > div span { color: var(--muted); font-size: .65rem; }
.metric-sequence > i { color: var(--blue); font-style: normal; text-align: center; }
.metric-sequence .metric-result { border-color: rgba(82,174,255,.36); background: var(--blue-soft); }.metric-sequence .metric-result strong { color: var(--blue); }
.history-line { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; }
.history-line article { min-width: 0; padding: 15px; border-top: 2px solid var(--border-strong); background: rgba(255,255,255,.018); }
.history-line span { display: block; color: var(--gold); font-size: .62rem; font-weight: 800; text-transform: uppercase; }.history-line strong { display: block; margin-top: 7px; font-family: Inter,sans-serif; font-size: .75rem; line-height: 1.48; }

.outward-flow { display: grid; grid-template-columns: minmax(150px,.55fr) 45px minmax(0,1fr); align-items: center; gap: 14px; padding: clamp(24px,4vw,40px); border: 1px solid var(--border); border-radius: var(--radius); background: radial-gradient(circle at 85% 50%,rgba(82,174,255,.13),transparent 20rem),rgba(16,21,27,.74); }
.outward-flow > div { min-width: 0; }.outward-flow > i { color: var(--blue); font-size: 1.4rem; font-style: normal; text-align: center; }
.your-store { display: grid; place-items: center; gap: 8px; padding: 24px; border: 1px solid var(--border-strong); border-radius: 12px; }.your-store span { color: var(--gold); font-size: 1.4rem; }.your-store strong { font-family: Inter,sans-serif; font-size: .8rem; }
.market-world { display: grid; gap: 7px; }.market-world strong { color: var(--blue); font-size: clamp(1.35rem,3vw,2rem); }.market-world span { color: var(--muted); font-size: .78rem; }
.question-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; margin-top: 28px; }
.question-grid article { display: grid; min-width: 0; grid-template-columns: 29px minmax(0,1fr); gap: 10px; padding: 16px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.017); }
.question-grid span { color: var(--gold); font-family: Georgia,serif; font-size: .75rem; }.question-grid p { margin: 0; color: #d5d0c7; font-size: .82rem; line-height: 1.55; }

.stock-pillars { display: flex; flex-wrap: wrap; gap: 8px; }
.stock-pillars span { padding: 9px 12px; border: 1px solid rgba(82,174,255,.22); border-radius: 99px; background: var(--blue-soft); color: #b9dcf9; font-size: .66rem; font-weight: 750; }
.profile-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 11px; }
.profile-grid article { min-width: 0; padding: 17px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); }
.profile-grid span { display: block; color: var(--gold); font-size: .64rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }.profile-grid strong { display: block; margin-top: 7px; font-family: Inter,sans-serif; font-size: .79rem; line-height: 1.5; }
.compact-metric { max-width: 720px; }
.metric-pair { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 12px; margin-top: clamp(40px,4.8vw,60px); }
.metric-example { display: grid; min-width: 0; align-content: start; padding: clamp(22px,3vw,31px); border: 1px solid var(--border); border-radius: var(--radius); background: rgba(16,21,27,.76); }
.metric-example > h3 { margin: 8px 0 2px; font-family: Inter,sans-serif; font-size: 1rem; line-height: 1.35; letter-spacing: 0; }
.metric-inputs { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 8px; margin: 18px 0 12px; }
.metric-inputs > div { display: grid; padding: 13px; border: 1px solid rgba(194,151,80,.16); border-radius: 8px; }.metric-inputs small, .big-result small { color: var(--quiet); font-size: .57rem; text-transform: uppercase; }.metric-inputs strong { margin-top: 3px; font-size: .88rem; }
.metric-example > i { color: var(--blue); font-style: normal; text-align: center; }
.big-result { display: grid; margin: 12px 0; padding: 16px; border-radius: 9px; background: rgba(231,188,112,.07); text-align: center; }.big-result strong { color: var(--gold); font-family: Georgia,serif; font-size: 1.65rem; }.blue-result { background: var(--blue-soft); }.blue-result strong { color: var(--blue); }
.metric-example > p { margin: auto 0 0; padding-top: 10px; font-size: .78rem; line-height: 1.58; }
.definition-card { min-width: 0; padding: 23px; border-left: 3px solid var(--gold-deep); background: rgba(255,255,255,.018); }
.definition-card span { display: block; color: var(--gold); font-size: .66rem; font-weight: 850; text-transform: uppercase; }.definition-card strong { display: block; margin-top: 9px; font-family: Inter,sans-serif; font-size: .9rem; }.definition-card p { margin: 8px 0 0; font-size: .78rem; line-height: 1.58; }
.quality-scale { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 9px; }
.quality-scale > div { min-width: 0; padding: 19px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); }
.quality-scale i { display: block; width: 100%; height: 4px; margin-bottom: 14px; border-radius: 99px; background: #5d6265; }.quality-scale > div:nth-child(2) i { background: var(--gold-deep); }.quality-scale > div:last-child i { background: var(--green); }
.quality-scale span { font-size: .71rem; font-weight: 850; text-transform: uppercase; }.quality-scale p { margin: 7px 0 0; font-size: .76rem; line-height: 1.55; }
.intelligence-compare { margin-top: clamp(42px,5.6vw,64px); }
.intelligence-compare article > strong { color: var(--gold); font-family: Georgia,serif; font-size: 1.65rem; }.intelligence-compare article:last-child > strong { color: var(--blue); }.intelligence-compare article p { color: #d7d3cb; }

.access-summary { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; }
.access-summary article { display: grid; min-width: 0; padding: 15px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); }
.access-summary small { color: var(--quiet); font-size: .61rem; text-transform: uppercase; }.access-summary strong { margin-top: 5px; font-family: Inter,sans-serif; font-size: .75rem; line-height: 1.45; }
.access-options { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; margin-top: 30px; }
.access-options article { position: relative; min-width: 0; padding: 23px; border: 1px solid var(--border); border-radius: var(--radius); background: rgba(16,21,27,.74); }
.access-options article > small { display: block; padding-right: 68px; color: var(--muted); font-size: .65rem; text-transform: uppercase; }.access-options article > strong { display: block; margin: 22px 0 8px; font-size: 1rem; }.access-options p { margin: 0; font-size: .78rem; line-height: 1.58; }
.status { display: inline-flex; min-height: 27px; align-items: center; padding: 5px 9px; border-radius: 99px; font-size: .56rem; font-weight: 850; text-transform: uppercase; }
.access-options .status { position: absolute; top: 17px; right: 17px; }
.coming-soon { border: 1px solid rgba(82,174,255,.3); background: var(--blue-soft); color: #afd9fb; }
.credit-timeline { display: grid; grid-template-columns: repeat(3,minmax(0,1fr) 24px) minmax(0,1fr); align-items: center; gap: 8px; }
.credit-timeline > div { display: grid; min-width: 0; min-height: 132px; place-items: center; align-content: center; padding: 14px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); text-align: center; }
.credit-timeline > i { color: var(--blue); font-style: normal; text-align: center; }.credit-timeline strong { color: var(--gold); font-family: Georgia,serif; font-size: 1.8rem; }.credit-timeline span { font-size: .65rem; font-weight: 800; }.credit-timeline small { color: var(--quiet); font-size: .57rem; }.credit-timeline .timeline-result { border-color: rgba(82,174,255,.33); background: var(--blue-soft); }.credit-timeline .timeline-result strong { color: var(--blue); }
.do-dont { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; margin-top: 12px; }
.do-dont > div { display: grid; min-width: 0; grid-template-columns: 30px minmax(0,1fr); gap: 4px 10px; padding: 17px; border: 1px solid var(--border); border-radius: 10px; }.do-dont > div > span { grid-row: 1 / 3; display: grid; width: 27px; height: 27px; place-items: center; border-radius: 50%; background: rgba(119,214,170,.1); color: var(--green); }.do-dont strong { font-family: Inter,sans-serif; font-size: .79rem; }.do-dont p { margin: 0; font-size: .75rem; line-height: 1.52; }.do-dont .dont > span { background: rgba(233,139,124,.09); color: var(--red); }

.notification-groups { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.notification-groups article { display: grid; min-width: 0; grid-template-columns: 38px minmax(0,1fr); gap: 12px; padding: 19px; border: 1px solid var(--border); border-radius: 11px; background: rgba(255,255,255,.018); }
.notification-icon { display: grid; width: 36px; height: 36px; place-items: center; border-radius: 9px; background: var(--blue-soft); color: var(--blue); }.notification-groups article > div { display: grid; }.notification-groups small { color: var(--gold); font-size: .62rem; text-transform: uppercase; }.notification-groups strong { margin-top: 5px; font-family: Inter,sans-serif; font-size: .76rem; line-height: 1.48; }
.alert-flow { display: grid; grid-template-columns: repeat(2,minmax(0,1fr) 28px) minmax(0,1fr); align-items: center; gap: 9px; margin-top: 32px; }
.alert-flow > div { min-width: 0; padding: 19px; border: 1px solid var(--border); border-radius: 11px; background: rgba(16,21,27,.72); text-align: center; }.alert-flow > i { color: var(--blue); font-style: normal; text-align: center; }.alert-flow p { margin: 9px 0 0; font-size: .74rem; line-height: 1.5; }.normal { background: rgba(119,214,170,.1); color: var(--green); }.attention { background: rgba(231,188,112,.1); color: var(--gold); }.notice-status { background: var(--blue-soft); color: var(--blue); }
.alert-note { margin-top: 14px; padding: 18px 20px; border-left: 3px solid var(--blue); background: var(--blue-soft); }
.alert-note strong { font-family: Inter,sans-serif; font-size: .86rem; }.alert-note p { margin: 5px 0 0; font-size: .79rem; line-height: 1.55; }

.best-practices { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 9px; margin: 0; padding: 0; list-style: none; }
.best-practices li { display: grid; min-width: 0; grid-template-columns: 32px minmax(0,1fr); gap: 11px; padding: 17px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); }
.best-practices span { color: var(--gold); font-family: Georgia,serif; font-size: .74rem; }.best-practices p { margin: 0; color: #d3cec5; font-size: .8rem; line-height: 1.55; }
.decision-flow { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.decision-flow article { min-width: 0; padding: 19px; border: 1px solid var(--border); border-radius: 10px; background: rgba(255,255,255,.018); text-align: center; }.decision-flow article span { color: var(--gold); font-size: .65rem; font-weight: 850; text-transform: uppercase; }.decision-flow article p { margin: 7px 0 0; font-size: .78rem; line-height: 1.52; }.decision-flow > i { grid-column: 1 / -1; color: var(--blue); font-style: normal; text-align: center; }.decision-flow > strong { grid-column: 1 / -1; justify-self: center; min-width: 170px; padding: 15px 25px; border: 1px solid rgba(82,174,255,.37); border-radius: 9px; background: var(--blue-soft); color: var(--blue); font-family: Inter,sans-serif; text-align: center; text-transform: uppercase; }

.faq-list { display: grid; gap: 10px; }
.faq-list details { min-width: 0; border: 1px solid var(--border); border-radius: 10px; background: rgba(16,21,27,.68); }
.faq-list summary { display: flex; min-height: 62px; align-items: center; justify-content: space-between; gap: 16px; padding: 17px 18px; color: #e1ddd5; font-size: .84rem; line-height: 1.48; font-weight: 780; list-style: none; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { position: relative; width: 17px; height: 17px; flex: 0 0 auto; }
.faq-list summary span::before, .faq-list summary span::after { position: absolute; top: 8px; left: 2px; width: 13px; height: 1px; background: var(--gold); content: ""; transition: transform .18s ease; }
.faq-list summary span::after { transform: rotate(90deg); }.faq-list details[open] summary span::after { transform: rotate(0); }
.faq-list details[open] { border-color: var(--border-strong); }.faq-list details p { margin: 0; padding: 0 18px 19px; font-size: .82rem; line-height: 1.65; }

.manual-end { margin-top: 35px; padding: clamp(38px,6vw,68px); overflow: hidden; border: 1px solid var(--border-strong); border-radius: 18px; background: radial-gradient(circle at 85% 15%,rgba(82,174,255,.15),transparent 22rem),linear-gradient(135deg,#19140d,#091018); text-align: center; }
.manual-end h2 { max-width: 720px; margin-inline: auto; }.manual-end p { max-width: 620px; margin: 16px auto 25px; }.manual-end > div { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px; }
.manual-footer { display: grid; min-width: 0; grid-template-columns: 1fr auto; align-items: center; gap: 20px; padding-block: 30px 42px; border-top: 1px solid var(--border); }
.manual-footer > span { font-family: Georgia,serif; font-size: .86rem; }.manual-footer nav { display: flex; flex-wrap: wrap; justify-content: end; gap: 18px; }.manual-footer nav a { color: var(--muted); font-size: .74rem; font-weight: 750; text-decoration: none; }.manual-footer small { grid-column: 1 / -1; color: var(--quiet); font-size: .68rem; }

:is(a,summary):focus-visible { outline: 3px solid var(--blue); outline-offset: 3px; }

@media (max-width: 1050px) {
    .manual-cover { grid-template-columns: minmax(0,.9fr) minmax(400px,1.1fr); gap: 38px; }
    .manual-layout { grid-template-columns: 205px minmax(0,1fr); gap: 38px; }
    .screen-map { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .merchant-flow { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .merchant-flow > i { display: none; }
    .access-options { grid-template-columns: minmax(0,1fr); }
    .access-options article > strong { margin-top: 12px; }
}

@media (max-width: 820px) {
    .header-label { display: none; }
    .header-inner { grid-template-columns: 1fr auto; }
    .manual-cover { min-height: 0; grid-template-columns: minmax(0,1fr); padding-block: 62px 76px; }
    .cover-copy { max-width: 650px; }
    .cover-visual { width: min(100%,680px); }
    .manual-layout { grid-template-columns: minmax(0,1fr); padding-bottom: 70px; }
    .manual-index { display: none; }
    .mobile-index {
        position: sticky;
        top: 72px;
        z-index: 80;
        display: block;
        margin-bottom: 22px;
        border: 1px solid var(--border-strong);
        border-radius: 10px;
        background: rgba(13,17,22,.97);
        box-shadow: 0 12px 30px rgba(0,0,0,.28);
    }
    .mobile-index summary { display: flex; min-height: 50px; align-items: center; justify-content: space-between; padding: 12px 15px; font-size: .76rem; font-weight: 850; list-style: none; cursor: pointer; }
    .mobile-index summary::-webkit-details-marker { display: none; }
    .mobile-index summary span { color: var(--gold); font-size: 1rem; }
    .mobile-index[open] summary span { transform: rotate(45deg); }
    .mobile-index nav { display: grid; max-height: calc(100svh - 150px); overflow-y: auto; padding: 0 13px 13px; }
    .mobile-index nav a { display: grid; min-height: 46px; grid-template-columns: 29px minmax(0,1fr); align-items: center; padding: 8px 7px; border-top: 1px solid var(--border); color: var(--muted); font-size: .76rem; line-height: 1.42; text-decoration: none; }
    .mobile-index nav a.active,
    .mobile-index nav a[aria-current="location"] { border-left: 3px solid var(--gold); background: rgba(231,188,112,.15); color: var(--text); font-weight: 780; }
    .mobile-index nav b { color: var(--gold); font-size: .64rem; }
    .chapter { scroll-margin-top: 140px; }
    .chapter:first-child { padding-top: 50px; }
    .metric-pair { grid-template-columns: minmax(0,1fr); }
    .credit-timeline { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .credit-timeline > i { display: none; }
}

@media (max-width: 620px) {
    :root { --gutter: 15px; --chapter-gap: 58px; }
    .header-inner { min-height: 66px; }
    .brand-mark { width: 34px; height: 34px; }
    .brand-name strong { font-size: .86rem; }
    .header-inner nav { gap: 2px; }
    .header-inner nav a { padding-inline: 10px; font-size: .7rem; }
    .manual-cover { gap: 30px; padding-block: 50px 64px; }
    .cover-copy h1 { font-size: clamp(3rem,16vw,4.2rem); }
    .cover-copy .primary-button { width: 100%; }
    .cover-window { transform: none; }
    .cover-window-body { min-height: 300px; grid-template-columns: 42px minmax(0,1fr); }
    .cover-window-body > aside { gap: 17px; }.cover-window-body > aside b { width: 24px; height: 24px; }.cover-window-body > aside i { width: 12px; height: 12px; }
    .cover-metrics { grid-template-columns: minmax(0,1fr); }.cover-metrics article:last-child { display: none; }
    .cover-tag { display: none; }
    .mobile-index { top: 66px; }
    .chapter-heading { grid-template-columns: 48px minmax(0,1fr); gap: 14px; }
    .chapter-number { width: 46px; height: 46px; font-size: .78rem; }
    h2 { font-size: clamp(1.9rem,10vw,2.65rem); }
    .chapter-lead { font-size: 1rem; line-height: 1.65; }
    .pillar-grid, .screen-map, .two-column, .question-grid, .profile-grid, .quality-scale, .access-summary, .notification-groups, .best-practices { grid-template-columns: minmax(0,1fr); }
    .flow-four, .merchant-flow { grid-template-columns: minmax(0,1fr); }
    .flow > i { transform: rotate(90deg); }
    .merchant-flow > i { display: block; }
    .compare { grid-template-columns: minmax(0,1fr); }
    .versus { margin: -1px auto; }
    .metric-sequence { grid-template-columns: minmax(0,1fr); }
    .metric-sequence > i { transform: rotate(90deg); }
    .compact-metric > i { transform: none; }
    .history-line { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .outward-flow { grid-template-columns: minmax(0,1fr); text-align: center; }
    .outward-flow > i { transform: rotate(90deg); }
    .metric-inputs { grid-template-columns: minmax(0,1fr); }
    .credit-timeline { grid-template-columns: minmax(0,1fr); }
    .credit-timeline > i { display: block; transform: rotate(90deg); }
    .do-dont { grid-template-columns: minmax(0,1fr); }
    .alert-flow { grid-template-columns: minmax(0,1fr); }
    .alert-flow > i { transform: rotate(90deg); }
    .decision-flow { grid-template-columns: minmax(0,1fr); }
    .decision-flow > i, .decision-flow > strong { grid-column: auto; }
    .manual-end > div { display: grid; }.manual-end a { width: 100%; }
    .manual-footer { grid-template-columns: minmax(0,1fr); align-items: start; }
    .manual-footer nav { justify-content: start; }.manual-footer small { grid-column: auto; }
}

@media (max-width: 390px) {
    .header-inner nav a:first-child { display: none; }
    .cover-copy h1 { font-size: 2.85rem; }
    .cover-window-bar span, .cover-signal b { display: none; }
    .credit-equation { display: grid; grid-template-columns: auto 1fr; gap: 2px 8px; }
    .credit-equation i { grid-column: 1 / -1; margin: 4px 0; }
    .history-line { grid-template-columns: minmax(0,1fr); }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
    :root { color-scheme: light; --text: #1b1d20; --muted: #4d5155; --quiet: #64686c; --gold: #76501f; --gold-deep: #76501f; --blue: #1c6595; --blue-soft: #eaf4fa; --border: #c9c9c9; --border-strong: #999; }
    @page { size: A4; margin: 14mm; }
    html, body { overflow: visible; background: #fff !important; color: var(--text); font-size: 10.5pt; }
    body::before, .manual-header, .manual-index, .mobile-index, .primary-button, .secondary-button, .manual-footer { display: none !important; }
    #manual-content { width: 100%; margin: 0; }
    .manual-cover { min-height: auto; grid-template-columns: 1fr; padding: 12mm 0 18mm; break-after: page; }
    .cover-copy { text-align: center; }.cover-copy h1 { font-size: 42pt; }.cover-copy > p { margin-inline: auto; }
    .cover-visual { width: 82%; margin-inline: auto; }.cover-window { box-shadow: none; transform: none; }
    .manual-layout { display: block; padding: 0; }
    .chapter { padding: 10mm 0 5mm; border-top: 0; break-before: page; }
    .chapter-heading, .subsection, .infographic, .pillar-grid article, .screen-map article, .notice, .credit-card, .definition-card, .access-options article, .notification-groups article, .best-practices li, .faq-list details { break-inside: avoid; page-break-inside: avoid; }
    .chapter-lead { color: #35383b; }
    .flow > div, .screen-map article, .compare article, .metric-sequence > div, .metric-example, .access-options article, .faq-list details, .notification-groups article { background: #fff !important; box-shadow: none; }
    .cover-window, .cover-window-bar, .cover-dashboard, .cover-metrics article, .cover-chart, .cover-signal { background: #fff !important; color: #1b1d20; }
    .faq-list details { margin-bottom: 3mm; }
    .faq-list details > * { display: block; }
    .faq-list summary span { display: none; }
    .faq-list details p { color: #35383b; }
    .manual-end { break-inside: avoid; margin-top: 10mm; background: #fff !important; color: #1b1d20; }
    a { color: inherit; text-decoration: none; }
}