:root {
    --ss-ink-950: #07110f;
    --ss-ink-900: #0b1714;
    --ss-ink-850: #10201b;
    --ss-ink-800: #152921;
    --ss-field-500: #53d384;
    --ss-field-400: #76e6a1;
    --ss-field-300: #a5efbf;
    --ss-paper-100: #f4efe2;
    --ss-paper-200: #ded5c2;
    --ss-brass-400: #d8b66c;
    --ss-sky-400: #7cc8d6;
    --ss-line: rgba(236, 245, 240, 0.13);
    --ss-line-strong: rgba(118, 230, 161, 0.3);
    --ss-shadow: 0 28px 90px rgba(0, 0, 0, 0.38);
    --ss-serif: Georgia, "Times New Roman", serif;
    --ss-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --ss-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.skip-link {
    position: fixed;
    z-index: 20000;
    top: 10px;
    left: 10px;
    transform: translateY(-160%);
    padding: 10px 14px;
    border-radius: 4px;
    background: var(--ss-paper-100);
    color: var(--ss-ink-950);
    font: 800 0.82rem/1 var(--ss-sans);
}
.skip-link:focus { transform: translateY(0); }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Public experience */
#landing-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    overflow-x: hidden;
    overflow-y: auto;
    background: var(--ss-ink-950);
    color: #edf6f1;
    font-family: var(--ss-sans);
    scroll-behavior: smooth;
}

#landing-overlay *,
.ss-public * { box-sizing: border-box; }

.ss-landing-shell {
    position: relative;
    isolation: isolate;
    width: 100%;
    min-height: 100%;
    overflow: clip;
    background:
        radial-gradient(circle at 76% 7%, rgba(83, 211, 132, 0.12), transparent 32rem),
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
        var(--ss-ink-950);
    background-size: auto, 56px 56px, 56px 56px, auto;
}

.ss-landing-shell::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(120deg, transparent 0 52%, rgba(83, 211, 132, 0.035) 52% 52.2%, transparent 52.2%);
}

.ss-landing-nav {
    position: sticky;
    top: 0;
    z-index: 8;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    width: min(1180px, calc(100% - 36px));
    min-height: calc(72px + env(safe-area-inset-top, 0px));
    padding-top: env(safe-area-inset-top, 0px);
    margin: 0 auto;
    border-bottom: 1px solid var(--ss-line);
    background: rgba(7, 17, 15, 0.88);
    backdrop-filter: blur(18px);
}

.ss-wordmark {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: #f4faf6;
    text-decoration: none;
    font-size: 0.96rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    min-width: 0;
}

.ss-wordmark img {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    object-fit: cover;
}

.ss-nav-links { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.ss-nav-links a,
.ss-nav-link {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 9px 13px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: #a9bdb3;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}
.ss-nav-links a:hover,
.ss-nav-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
.ss-nav-link--primary { color: var(--ss-ink-950); background: var(--ss-field-400); }
.ss-nav-link--primary:hover { color: var(--ss-ink-950); background: #91ecb2; }

.ss-hero {
    width: min(1180px, calc(100% - 36px));
    min-height: min(760px, calc(100vh - 72px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.03fr) minmax(380px, 0.97fr);
    align-items: center;
    gap: clamp(34px, 6vw, 88px);
    padding: 88px 0 92px;
}

.ss-kicker,
.ss-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--ss-field-300);
    font: 700 0.7rem/1.2 var(--ss-mono);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}
.ss-kicker::before {
    content: "";
    width: 34px;
    height: 1px;
    background: var(--ss-field-400);
}

.ss-hero h1 {
    max-width: 720px;
    margin: 24px 0 22px;
    color: #f8fbf9;
    font: 500 clamp(3.35rem, 7.1vw, 6.9rem)/0.91 var(--ss-serif);
    letter-spacing: -0.065em;
}
.ss-hero h1 em { color: var(--ss-field-400); font-style: italic; }
.ss-hero-copy {
    max-width: 650px;
    margin: 0;
    color: #a9bbb2;
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    line-height: 1.65;
}
.ss-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.ss-button {
    min-height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 13px 20px;
    border: 1px solid var(--ss-line);
    border-radius: 4px;
    background: rgba(255,255,255,0.03);
    color: #edf6f1;
    font: 800 0.82rem/1 var(--ss-sans);
    letter-spacing: 0.01em;
    text-decoration: none;
    cursor: pointer;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}
.ss-button:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.28); background: rgba(255,255,255,0.07); }
.ss-button--primary { border-color: var(--ss-field-400); background: var(--ss-field-400); color: #06110d; }
.ss-button--primary:hover { border-color: #99efb7; background: #99efb7; }
.ss-hero-note { margin-top: 18px; color: #71867c; font-size: 0.75rem; line-height: 1.55; }

.ss-market-stage {
    position: relative;
    min-height: 0;
    margin: 0;
    border: 1px solid var(--ss-line);
    background:
        radial-gradient(circle at 82% 12%, rgba(83, 211, 132, 0.12), transparent 42%),
        linear-gradient(165deg, rgba(21, 41, 33, 0.98), rgba(7, 17, 15, 0.92));
    box-shadow: var(--ss-shadow);
    overflow: hidden;
}
.ss-market-stage::after {
    content: "EXAMPLE DATA / FOR EDUCATION";
    position: absolute;
    right: 16px;
    bottom: 13px;
    color: rgba(244, 239, 226, 0.32);
    font: 700 0.57rem/1 var(--ss-mono);
    letter-spacing: 0.14em;
}
.ss-market-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 15px 17px;
    border-bottom: 1px solid var(--ss-line);
    color: #869b90;
    font: 700 0.62rem/1.2 var(--ss-mono);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}
.ss-market-example-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--ss-field-300);
    white-space: nowrap;
}
.ss-market-example-badge::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--ss-field-400);
    box-shadow: 0 0 0 5px rgba(83,211,132,0.09);
}
.ss-market-story { padding: clamp(20px, 4vw, 34px) clamp(18px, 4vw, 32px) 52px; }
.ss-market-story-topline {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--ss-line);
    color: #8ea298;
    font-size: 0.76rem;
    line-height: 1.35;
}
.ss-market-gap-value {
    display: inline-flex;
    align-items: baseline;
    gap: 5px;
    color: #c2d0c9;
    font: 700 0.68rem/1 var(--ss-mono);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap;
}
.ss-market-gap-value strong { color: var(--ss-field-400); font-size: 1.45rem; letter-spacing: -0.04em; }
.ss-share-comparison { display: grid; gap: 17px; padding: 25px 0 22px; }
.ss-share-row { display: grid; gap: 8px; }
.ss-share-label { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.ss-share-label span { color: #aabbb2; font-size: 0.82rem; font-weight: 700; }
.ss-share-label strong { color: #f0f6f2; font: 700 1rem/1 var(--ss-mono); }
.ss-share-track { height: 13px; overflow: hidden; border: 1px solid rgba(236,245,240,0.12); background: rgba(0,0,0,0.25); }
.ss-share-fill {
    display: block;
    width: 100%;
    height: 100%;
    transform: scaleX(0);
    transform-origin: left center;
    background: #65766e;
}
.ss-share-fill--money { background: linear-gradient(90deg, #3bae6d, var(--ss-field-400)); }
.ss-market-stage.is-visible .ss-share-fill {
    transform: scaleX(var(--share));
    transition: transform 720ms cubic-bezier(.2,.8,.2,1) var(--delay);
}
.ss-gap-equation {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-top: 3px;
    padding: 10px 12px;
    border: 1px solid rgba(83,211,132,0.18);
    background: rgba(83,211,132,0.045);
    color: #8da097;
    font: 700 0.66rem/1.4 var(--ss-mono);
    letter-spacing: 0.035em;
    text-transform: uppercase;
}
.ss-gap-equation strong { color: var(--ss-field-300); }
.ss-line-story {
    display: grid;
    grid-template-columns: auto minmax(100px, 1fr) auto;
    align-items: center;
    gap: 15px;
    padding: 20px 0;
    border-top: 1px solid var(--ss-line);
}
.ss-line-value { display: grid; gap: 7px; min-width: 56px; }
.ss-line-value span { color: #778c82; font: 700 0.56rem/1.2 var(--ss-mono); letter-spacing: 0.08em; text-transform: uppercase; }
.ss-line-value strong { color: #f1f6f3; font: 700 1.12rem/1 var(--ss-mono); }
.ss-line-value--current { text-align: right; }
.ss-line-value--current strong { color: var(--ss-field-400); }
.ss-line-move { position: relative; height: 34px; }
.ss-line-move::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 16px;
    height: 1px;
    background: rgba(236,245,240,0.17);
}
.ss-line-progress {
    position: absolute;
    left: 0;
    right: 0;
    top: 15px;
    height: 3px;
    transform: scaleX(0);
    transform-origin: left center;
    background: var(--ss-field-400);
}
.ss-market-stage.is-visible .ss-line-progress {
    transform: scaleX(1);
    transition: transform 680ms cubic-bezier(.2,.8,.2,1) 760ms;
}
.ss-line-arrow {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 6px;
    color: #82978c;
    font: 700 0.55rem/1 var(--ss-mono);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(4px);
}
.ss-line-arrow b { color: var(--ss-field-400); }
.ss-market-stage.is-visible .ss-line-arrow {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 360ms ease 1040ms, transform 360ms ease 1040ms;
}
.ss-market-decision {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 7px 15px;
    padding: 17px;
    border-left: 3px solid var(--ss-field-400);
    background: rgba(3, 12, 9, 0.52);
}
.ss-market-decision > div { display: grid; gap: 5px; }
.ss-market-decision-label { color: #7e9388; font: 700 0.56rem/1 var(--ss-mono); letter-spacing: 0.09em; text-transform: uppercase; }
.ss-market-decision strong { color: #f1f7f3; font-size: 1rem; line-height: 1.25; }
.ss-market-status {
    align-self: center;
    padding: 7px 9px;
    border: 1px solid rgba(83,211,132,0.38);
    color: var(--ss-field-300);
    font: 700 0.58rem/1.2 var(--ss-mono);
    letter-spacing: 0.055em;
    text-transform: uppercase;
    white-space: nowrap;
}
.ss-market-decision p { grid-column: 1 / -1; margin: 2px 0 0; color: #879a90; font-size: 0.72rem; line-height: 1.5; }

.ss-signal-scale {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(170px, 0.48fr) minmax(360px, 1.25fr) minmax(220px, 0.7fr);
    align-items: stretch;
    border: 1px solid var(--ss-line);
    background: #0d1a16;
}
.ss-signal-scale-intro { display: grid; align-content: center; gap: 8px; padding: 18px 22px; border-right: 1px solid var(--ss-line); }
.ss-signal-scale-intro span { color: #788d82; font: 700 0.59rem/1 var(--ss-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.ss-signal-scale-intro strong { color: #edf6f1; font-size: 0.9rem; }
.ss-signal-scale-levels { display: grid; grid-template-columns: repeat(3, 1fr); }
.ss-signal-level { position: relative; display: grid; align-content: center; gap: 5px; min-height: 82px; padding: 15px 18px; border-right: 1px solid var(--ss-line); }
.ss-signal-level span { color: #899e93; font: 700 0.72rem/1 var(--ss-mono); }
.ss-signal-level strong { color: #c5d1cb; font: 700 0.61rem/1 var(--ss-mono); letter-spacing: 0.08em; text-transform: uppercase; }
.ss-signal-level--active { background: linear-gradient(180deg, rgba(83,211,132,0.09), rgba(83,211,132,0.025)); }
.ss-signal-level--active span, .ss-signal-level--active strong { color: var(--ss-field-300); }
.ss-signal-level--active i {
    position: absolute;
    top: -1px;
    left: 50%;
    width: 2px;
    height: calc(100% + 2px);
    background: var(--ss-field-400);
    font: normal 700 0.55rem/1 var(--ss-mono);
}
.ss-signal-level--active i::before {
    content: "18";
    position: absolute;
    top: 8px;
    left: 6px;
    padding: 4px 5px;
    background: var(--ss-field-400);
    color: var(--ss-ink-950);
}
.ss-signal-scale > p { align-self: center; margin: 0; padding: 17px 20px; color: #81958b; font-size: 0.72rem; line-height: 1.5; }
.ss-signal-scale > p strong { color: var(--ss-field-300); }

.ss-section { width: min(1180px, calc(100% - 36px)); margin: 0 auto; padding: 112px 0; }
.ss-section + .ss-section { border-top: 1px solid var(--ss-line); }
.ss-section-head { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.5fr); gap: 32px; align-items: end; margin-bottom: 48px; }
.ss-section h2,
.ss-public h1,
.ss-public h2 {
    margin: 12px 0 0;
    color: #f4f8f6;
    font-family: var(--ss-serif);
    font-weight: 500;
    letter-spacing: -0.045em;
}
.ss-section h2 { font-size: clamp(2.5rem, 5vw, 4.7rem); line-height: 0.98; }
.ss-section-lede { margin: 0; color: #92a69c; line-height: 1.7; }
.ss-method-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--ss-line); }
.ss-method-card { position: relative; min-height: 310px; padding: 30px; border-right: 1px solid var(--ss-line); background: rgba(255,255,255,0.018); }
.ss-method-card:last-child { border-right: 0; }
.ss-method-card::before { content: attr(data-step); display: block; margin-bottom: 54px; color: var(--ss-field-300); font: 700 0.68rem/1 var(--ss-mono); letter-spacing: 0.12em; }
.ss-method-card h3 { margin: 0 0 12px; color: #edf5f0; font: 500 1.55rem/1.1 var(--ss-serif); }
.ss-method-card p { margin: 0; color: #8da097; font-size: 0.88rem; line-height: 1.65; }
.ss-threshold { display: block; margin-top: 24px; color: var(--ss-field-400); font: 800 1.5rem/1 var(--ss-mono); }

.ss-proof-panel { display: grid; grid-template-columns: 0.8fr 1.2fr; border: 1px solid var(--ss-line); background: linear-gradient(135deg, rgba(216,182,108,0.07), transparent 44%); }
.ss-proof-copy { padding: clamp(30px, 5vw, 62px); }
.ss-proof-copy blockquote { margin: 20px 0 28px; color: var(--ss-paper-100); font: italic 500 clamp(2.2rem, 4vw, 4rem)/1.02 var(--ss-serif); letter-spacing: -0.04em; }
.ss-proof-copy p { color: #93a79d; line-height: 1.7; }
.ss-ledger { border-left: 1px solid var(--ss-line); }
.ss-ledger-row { display: grid; grid-template-columns: 0.75fr 1.5fr 0.75fr; gap: 12px; min-height: 72px; align-items: center; padding: 15px 20px; border-bottom: 1px solid var(--ss-line); color: #91a69b; font: 700 0.69rem/1.35 var(--ss-mono); text-transform: uppercase; }
.ss-ledger-row:last-child { border-bottom: 0; }
.ss-ledger-row strong { color: #edf6f1; }
.ss-ledger-summary { display: grid; grid-template-columns: 1fr auto; gap: 7px 16px; padding: 22px 20px; border-bottom: 1px solid var(--ss-line); }
.ss-ledger-summary span { color: var(--ss-field-300); font: 700 0.62rem/1 var(--ss-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.ss-ledger-summary strong { color: #f0f6f2; font: 700 1.45rem/1 var(--ss-mono); }
.ss-ledger-summary small { grid-column: 1 / -1; color: #879a90; font-size: 0.72rem; line-height: 1.45; }
.ss-ledger-detail { min-width: 0; display: grid; gap: 4px; }
.ss-ledger-detail strong, .ss-ledger-detail small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ss-ledger-detail small { color: #82968c; font: 600 0.58rem/1.3 var(--ss-mono); }
.ss-ledger-row--message { grid-template-columns: 1fr; color: #82968c; text-transform: none; }
.ss-ledger-footer { min-height: 52px; display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; color: var(--ss-field-300); font: 700 0.64rem/1 var(--ss-mono); letter-spacing: 0.07em; text-decoration: none; text-transform: uppercase; }
.ss-ledger-footer:hover { background: rgba(83,211,132,0.055); }
.ss-result { justify-self: end; padding: 6px 8px; border: 1px solid currentColor; color: var(--ss-field-300); }
.ss-result--loss { color: #e49a8f; }
.ss-result--pending { color: var(--ss-brass-400); }

.ss-library-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 16px; }
.ss-library-card { grid-column: span 4; min-height: 260px; display: flex; flex-direction: column; padding: 26px; border: 1px solid var(--ss-line); color: inherit; text-decoration: none; background: rgba(255,255,255,0.02); transition: transform 180ms ease, border-color 180ms ease, background 180ms ease; }
.ss-library-card:first-child { grid-column: span 8; background: linear-gradient(135deg, rgba(83,211,132,0.11), rgba(255,255,255,0.02)); }
.ss-library-card:hover { transform: translateY(-4px); border-color: var(--ss-line-strong); background-color: rgba(255,255,255,0.04); }
.ss-library-card small { color: var(--ss-field-300); font: 700 0.62rem/1 var(--ss-mono); letter-spacing: 0.12em; text-transform: uppercase; }
.ss-library-card h3 { margin: auto 0 12px; color: #f0f6f2; font: 500 clamp(1.55rem, 3vw, 2.6rem)/1.05 var(--ss-serif); letter-spacing: -0.035em; }
.ss-library-card p { margin: 0; color: #8ea197; font-size: 0.84rem; line-height: 1.55; }
.ss-public-footer { width: min(1180px, calc(100% - 36px)); margin: 0 auto; padding: 36px 0 46px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; border-top: 1px solid var(--ss-line); color: #71857b; font-size: 0.72rem; line-height: 1.6; }
.ss-public-footer a { color: #9bb0a5; }

.ss-reveal { opacity: 0; transform: translateY(22px); transition: opacity 620ms ease, transform 620ms cubic-bezier(.2,.8,.2,1); }
.ss-reveal.is-visible { opacity: 1; transform: none; }

/* Standalone public content and proof pages */
body.ss-public {
    min-height: 100vh;
    margin: 0;
    background: var(--ss-ink-950);
    color: #edf6f1;
    font-family: var(--ss-sans);
}
.ss-public-main { width: min(1040px, calc(100% - 36px)); margin: 0 auto; padding: 80px 0 112px; }
.ss-page-hero { max-width: 820px; padding: 58px 0 74px; }
.ss-page-hero h1 { font-size: clamp(3.2rem, 8vw, 6.8rem); line-height: 0.92; }
.ss-page-hero p { max-width: 660px; color: #9aafa4; font-size: 1.08rem; line-height: 1.7; }
.ss-content-section { padding: 56px 0; border-top: 1px solid var(--ss-line); }
.ss-content-section h2 { font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; }
.ss-content-section > p { max-width: 720px; color: #95aa9f; line-height: 1.75; }
.ss-article-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 32px; }
.ss-article { padding: 28px; border: 1px solid var(--ss-line); background: rgba(255,255,255,0.018); }
.ss-article h3 { margin: 0 0 12px; color: #eef5f1; font: 500 1.45rem/1.12 var(--ss-serif); }
.ss-article p, .ss-article li { color: #92a69c; font-size: 0.9rem; line-height: 1.7; }
.ss-article ul { padding-left: 20px; }
.ss-calculator-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 34px; }
.ss-calculator { padding: 28px; border: 1px solid var(--ss-line-strong); background: rgba(83,211,132,0.04); }
.ss-calculator h3 { margin: 0 0 8px; font: 500 1.5rem/1.1 var(--ss-serif); }
.ss-calculator p { color: #90a49a; font-size: 0.85rem; line-height: 1.55; }
.ss-field { display: grid; gap: 7px; margin-top: 18px; }
.ss-field label { color: #a7bbb1; font: 700 0.65rem/1 var(--ss-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.ss-field input { width: 100%; min-height: 48px; padding: 10px 12px; border: 1px solid var(--ss-line); border-radius: 0; background: #0b1714; color: #f4f8f6; font: 700 1rem/1 var(--ss-mono); }
.ss-field input:focus { outline: 2px solid var(--ss-field-400); outline-offset: 2px; }
.ss-calculator-result { min-height: 64px; margin-top: 18px; padding: 15px; border-left: 2px solid var(--ss-field-400); background: rgba(0,0,0,0.2); color: var(--ss-field-300); font: 700 0.82rem/1.55 var(--ss-mono); }
.ss-proof-summary { display: grid; grid-template-columns: repeat(4, 1fr); margin: 34px 0; border: 1px solid var(--ss-line); }
.ss-proof-stat { padding: 24px 18px; border-right: 1px solid var(--ss-line); }
.ss-proof-stat:last-child { border-right: 0; }
.ss-proof-stat span { color: #778c82; font: 700 0.6rem/1 var(--ss-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.ss-proof-stat strong { display: block; margin-top: 10px; color: #edf6f1; font: 700 1.65rem/1 var(--ss-mono); }
.ss-table-wrap { overflow-x: auto; border: 1px solid var(--ss-line); }
.ss-proof-table { width: 100%; min-width: 670px; border-collapse: collapse; font-size: 0.8rem; }
.ss-proof-table th, .ss-proof-table td { padding: 15px; border-bottom: 1px solid var(--ss-line); text-align: left; }
.ss-proof-table th { color: #778c82; font: 700 0.62rem/1 var(--ss-mono); letter-spacing: 0.09em; text-transform: uppercase; }
.ss-proof-table td { color: #a8bbb2; }
.ss-proof-table td strong { color: #eff6f2; }
.ss-proof-table tr:last-child td { border-bottom: 0; }
.ss-status { display: inline-flex; padding: 5px 7px; border: 1px solid currentColor; color: var(--ss-field-300); font: 700 0.64rem/1 var(--ss-mono); }
.ss-status[data-status="LOSS"] { color: #e49a8f; }
.ss-status[data-status="PUSH"], .ss-status[data-status="VOID"], .ss-status[data-status="PENDING"] { color: var(--ss-brass-400); }
.ss-proof-message { padding: 28px; border: 1px dashed var(--ss-line); color: #8fa39a; line-height: 1.65; }

/* Proof Ledger: native app shell and card language. */
.ss-proof-page { background: #0a1512; }
.ss-proof-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: calc(72px + env(safe-area-inset-top, 0px));
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: env(safe-area-inset-top, 0px) max(18px, env(safe-area-inset-right, 0px)) 0 max(18px, env(safe-area-inset-left, 0px));
    border-bottom: 1px solid var(--ss-line);
    background: rgba(10, 21, 18, 0.96);
    backdrop-filter: blur(16px);
}
.ss-proof-brand { min-width: 0; display: inline-flex; align-items: center; }
.ss-proof-brand img { width: auto; height: 46px; max-width: min(210px, 55vw); object-fit: contain; }
.ss-proof-back {
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 8px 10px;
    border: 1px solid var(--ss-line);
    border-radius: 12px;
    background: var(--ss-ink-850);
    color: #edf6f1;
    font: 700 0.84rem/1 var(--ss-sans);
    text-decoration: none;
}
.ss-proof-back:hover { border-color: var(--ss-line-strong); background: var(--ss-ink-800); }
.ss-proof-back svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ss-proof-main { width: min(980px, calc(100% - 32px)); padding: 22px 0 calc(96px + env(safe-area-inset-bottom, 0px)); }
.ss-proof-hero {
    max-width: none;
    margin: 0 0 18px;
    padding: clamp(28px, 6vw, 56px);
    overflow: hidden;
    border: 1px solid var(--ss-line-strong);
    border-radius: 24px;
    background: radial-gradient(circle at 88% 8%, rgba(83, 211, 132, 0.16), transparent 42%), var(--ss-ink-850);
}
.ss-proof-hero h1 { max-width: 760px; margin-top: 18px; font-size: clamp(2.4rem, 7vw, 4.8rem); line-height: 0.98; }
.ss-proof-hero p { margin-bottom: 0; color: #a2b4aa; font-size: 1rem; line-height: 1.65; }
.ss-proof-main .ss-content-section {
    margin-top: 18px;
    padding: clamp(24px, 5vw, 42px);
    border: 1px solid var(--ss-line);
    border-radius: 22px;
    background: var(--ss-ink-850);
}
.ss-proof-main .ss-content-section h2 { margin-top: 10px; font-size: clamp(2rem, 5vw, 3rem); }
.ss-proof-record > #proof-scope { margin-bottom: 0; }
.ss-proof-summary { gap: 10px; margin: 26px 0; border: 0; }
.ss-proof-stat { min-width: 0; padding: 18px; border: 1px solid var(--ss-line); border-radius: 16px; background: var(--ss-ink-900); }
.ss-proof-stat:last-child { border-right: 1px solid var(--ss-line); }
.ss-proof-stat strong { color: var(--ss-field-400); font-size: 1.8rem; }
.ss-table-wrap {
    max-height: min(620px, 68vh);
    overflow: auto;
    overscroll-behavior: contain;
    scrollbar-gutter: stable;
    border: 1px solid var(--ss-line);
    border-radius: 16px;
    background: var(--ss-ink-900);
    -webkit-overflow-scrolling: touch;
}
.ss-table-wrap:focus-visible { outline: 2px solid var(--ss-field-400); outline-offset: 3px; }
.ss-proof-table th, .ss-proof-table td { padding: 16px; }
.ss-proof-table thead { position: sticky; top: 0; z-index: 1; background: var(--ss-ink-900); }
.ss-proof-table tbody tr:hover { background: rgba(83, 211, 132, 0.035); }
.ss-status { border-radius: 999px; }
.ss-proof-note { margin: 18px 0 0; color: #80958a !important; font-size: 0.75rem; line-height: 1.6 !important; }
.ss-proof-main .ss-article { border-radius: 16px; background: var(--ss-ink-900); }
.ss-proof-labels { border-color: var(--ss-line-strong) !important; background: linear-gradient(135deg, rgba(83, 211, 132, 0.08), var(--ss-ink-850)) !important; }

/* Signed-in app: the same system, adapted to the existing product shell. */
#app {
    --bg-app: #0a1512;
    --bg-card: #11211b;
    --bg-element: #193027;
    --text-primary: #edf6f1;
    --text-secondary: #a2b4aa;
    --text-muted: #768a80;
    --accent-primary: #53d384;
    --signal-sharp: #76e6a1;
    --signal-freeze: #7cc8d6;
    --border-subtle: rgba(236,245,240,0.1);
    --divider: rgba(236,245,240,0.08);
    font-family: var(--ss-sans);
}
[data-theme="light"] #app {
    --bg-app: #e8e4da;
    --bg-card: #fbfaf5;
    --bg-element: #ded9cd;
    --text-primary: #13211c;
    --text-secondary: #40564c;
    --text-muted: #61746a;
    --accent-primary: #16784a;
    --signal-sharp: #16784a;
    --signal-freeze: #176c7d;
    --border-subtle: rgba(19,33,28,0.13);
    --divider: rgba(19,33,28,0.1);
}
#app .app-header { background: rgba(10,21,18,0.93); border-bottom: 1px solid var(--border-subtle); backdrop-filter: blur(16px); }
#app .bottom-nav { background: rgba(10,21,18,0.95); border-top-color: var(--border-subtle); }
[data-theme="light"] #app .app-header { background: rgba(10,21,18,0.97); }
[data-theme="light"] #app .bottom-nav { background: rgba(251,250,245,0.95); }
#app .card,
#app .sharp-dossier-item,
#app .performance-card,
#app .game-card { border-color: var(--border-subtle); box-shadow: none; }
#app .section-title,
#app .view-title,
#app .guided-welcome h1,
#app .sharp-section-head h2 { font-family: var(--ss-serif); font-weight: 500; letter-spacing: -0.035em; }
#app .badge,
#app .sharp-badge,
#app .guided-greeting,
#app .sharp-window-label { font-family: var(--ss-mono); letter-spacing: 0.07em; text-transform: uppercase; }
#app .home-shell[data-home-layout="guided"] { background: var(--bg-app); }
#app .home-shell[data-home-layout="guided"] .guided-home,
#app .home-shell[data-home-layout="guided"] .guided-board { border-color: var(--border-subtle); }

.ss-app-library { display: grid; gap: 16px; padding: 18px 16px 96px; }
.ss-app-library-hero { padding: 28px 24px; border: 1px solid var(--border-subtle); background: linear-gradient(135deg, color-mix(in srgb, var(--signal-sharp) 12%, var(--bg-card)), var(--bg-card)); }
.ss-app-library-hero .ss-eyebrow { color: var(--signal-sharp); }
.ss-app-library-hero h1 { margin: 12px 0 10px; color: var(--text-primary); font: 500 clamp(2.2rem, 8vw, 3.5rem)/0.98 var(--ss-serif); letter-spacing: -0.05em; }
.ss-app-library-hero p { margin: 0; color: var(--text-secondary); line-height: 1.6; }
.ss-app-library-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.ss-app-library-card { min-height: 190px; display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--border-subtle); background: var(--bg-card); color: inherit; text-decoration: none; }
.ss-app-library-card small { color: var(--signal-sharp); font: 700 0.62rem/1 var(--ss-mono); letter-spacing: 0.09em; text-transform: uppercase; }
.ss-app-library-card h2 { margin: auto 0 8px; color: var(--text-primary); font: 500 1.45rem/1.08 var(--ss-serif); }
.ss-app-library-card p { margin: 0; color: var(--text-muted); font-size: 0.82rem; line-height: 1.5; }
.ss-home-learn { margin: 0 0 18px; display: grid; grid-template-columns: 1fr auto; gap: 15px; align-items: center; overflow: hidden; padding: 20px; border: 1px solid var(--border-subtle); border-radius: 22px; background: var(--bg-card); }
.ss-home-learn small { color: var(--signal-sharp); font: 700 0.6rem/1 var(--ss-mono); letter-spacing: 0.1em; text-transform: uppercase; }
.ss-home-learn h2 { margin: 7px 0 4px; color: var(--text-primary); font: 500 1.35rem/1.08 var(--ss-serif); }
.ss-home-learn p { margin: 0; color: var(--text-muted); font-size: 0.78rem; line-height: 1.45; }
.ss-home-learn button { min-width: 44px; min-height: 44px; border: 1px solid var(--border-subtle); border-radius: 12px; background: var(--bg-element); color: var(--signal-sharp); cursor: pointer; }

a:focus-visible, button:focus-visible, input:focus-visible { outline: 2px solid var(--ss-field-400); outline-offset: 3px; }

@media (max-width: 900px) {
    .ss-nav-links a:not(.ss-nav-essential) { display: none; }
    .ss-hero { grid-template-columns: 1fr; padding-top: 68px; }
    .ss-signal-scale { grid-template-columns: 0.65fr 1.35fr; }
    .ss-signal-scale > p { grid-column: 1 / -1; border-top: 1px solid var(--ss-line); }
    .ss-section-head, .ss-proof-panel { grid-template-columns: 1fr; }
    .ss-ledger { border-top: 1px solid var(--ss-line); border-left: 0; }
    .ss-library-card, .ss-library-card:first-child { grid-column: span 6; }
}

@media (max-width: 640px) {
    .ss-landing-nav { width: calc(100% - 24px); min-height: calc(64px + env(safe-area-inset-top, 0px)); }
    .ss-wordmark span { display: none; }
    .ss-home-learn { border-radius: 18px; }
    .ss-nav-links { gap: 2px; }
    .ss-nav-links a, .ss-nav-link { padding-inline: 10px; font-size: 0.75rem; }
    .ss-hero, .ss-section, .ss-public-footer, .ss-public-main { width: calc(100% - 28px); }
    .ss-hero { min-height: auto; padding: 58px 0 72px; }
    .ss-hero h1 { font-size: clamp(3.1rem, 17vw, 4.7rem); }
    .ss-market-head { align-items: flex-start; padding: 14px; font-size: 0.56rem; line-height: 1.35; }
    .ss-market-example-badge { max-width: 106px; white-space: normal; text-align: right; }
    .ss-market-story { padding: 18px 14px 46px; }
    .ss-market-story-topline { align-items: flex-start; }
    .ss-line-story { grid-template-columns: 1fr 1fr; gap: 12px; }
    .ss-line-move { grid-column: 1 / -1; grid-row: 2; }
    .ss-line-value--current { grid-column: 2; grid-row: 1; }
    .ss-market-decision { grid-template-columns: 1fr; }
    .ss-market-status { justify-self: start; white-space: normal; }
    .ss-signal-scale { width: calc(100% - 28px); grid-template-columns: 1fr; }
    .ss-signal-scale-intro { border-right: 0; border-bottom: 1px solid var(--ss-line); }
    .ss-signal-scale-levels { min-width: 0; }
    .ss-signal-level { min-width: 0; padding: 14px 10px; }
    .ss-signal-level:last-child { border-right: 0; }
    .ss-signal-level strong { font-size: 0.54rem; letter-spacing: 0.04em; }
    .ss-signal-scale > p { grid-column: auto; }
    .ss-section { padding: 78px 0; }
    .ss-section-head { margin-bottom: 32px; }
    .ss-method-grid, .ss-article-grid, .ss-calculator-grid { grid-template-columns: 1fr; }
    .ss-method-card { min-height: auto; border-right: 0; border-bottom: 1px solid var(--ss-line); }
    .ss-method-card:last-child { border-bottom: 0; }
    .ss-method-card::before { margin-bottom: 34px; }
    .ss-library-card, .ss-library-card:first-child { grid-column: 1 / -1; }
    .ss-proof-summary { grid-template-columns: repeat(2, 1fr); }
    .ss-proof-stat:nth-child(2) { border-right: 1px solid var(--ss-line); }
    .ss-proof-stat:nth-child(-n+2) { border-bottom: 1px solid var(--ss-line); }
    .ss-app-library-grid { grid-template-columns: 1fr; }
    .ss-proof-nav { min-height: calc(68px + env(safe-area-inset-top, 0px)); padding-inline: max(14px, env(safe-area-inset-left, 0px)) max(14px, env(safe-area-inset-right, 0px)); }
    .ss-proof-brand img { height: 42px; max-width: 52vw; }
    .ss-proof-main { width: calc(100% - 24px); padding-top: 12px; }
    .ss-proof-hero, .ss-proof-main .ss-content-section { border-radius: 18px; }
    .ss-proof-hero { padding: 26px 20px; }
    .ss-proof-hero h1 { font-size: clamp(2.25rem, 12vw, 3.35rem); }
    .ss-proof-main .ss-content-section { padding: 24px 18px; }
    .ss-proof-stat { padding: 16px 14px; }
    .ss-table-wrap { max-height: min(520px, 62vh); }
    .ss-proof-table { min-width: 0; }
    .ss-proof-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
    .ss-proof-table, .ss-proof-table tbody, .ss-proof-table tr, .ss-proof-table td { display: block; width: 100%; }
    .ss-proof-table tr { padding: 12px 16px; border-bottom: 1px solid var(--ss-line); }
    .ss-proof-table tr:last-child { border-bottom: 0; }
    .ss-proof-table td {
        display: grid;
        grid-template-columns: minmax(88px, 0.42fr) minmax(0, 1fr);
        gap: 12px;
        padding: 8px 0;
        border: 0;
        overflow-wrap: anywhere;
    }
    .ss-proof-table td::before { content: attr(data-label); color: #778c82; font: 700 0.58rem/1.35 var(--ss-mono); letter-spacing: 0.08em; text-transform: uppercase; }
}

@media (prefers-reduced-motion: reduce) {
    #landing-overlay { scroll-behavior: auto; }
    .ss-reveal { opacity: 1; transform: none; transition: none; }
    .ss-share-fill { transform: scaleX(var(--share)); }
    .ss-line-progress { transform: scaleX(1); }
    .ss-line-arrow { opacity: 1; transform: none; }
    .ss-share-fill, .ss-line-progress, .ss-line-arrow { transition: none !important; }
    .ss-button, .ss-library-card { transition: none; }
    .ss-button:hover, .ss-library-card:hover { transform: none; }
}