/* Interactive feature: AI Leaves a Trace */
.trace-story-page {
    --trace-blue: #5e8bff;
    --trace-cyan: #52d9ff;
    --trace-mint: #5ce1a2;
    --trace-violet: #9c7cff;
    --trace-red: #ff7086;
    --trace-ink: #07101f;
    --trace-panel: color-mix(in srgb, var(--bg-alt) 82%, var(--bg-color));
    --trace-line: color-mix(in srgb, var(--border-color) 78%, transparent);
}

.trace-story {
    --trace-copy-width: 920px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.7;
    text-rendering: optimizeLegibility;
}

.trace-story :is(button, input, select, textarea) {
    font-family: inherit;
}

.trace-story-page main {
    overflow: clip;
}

.trace-story a {
    text-underline-offset: 0.2em;
    text-decoration-thickness: 0.08em;
}

.trace-story a[target="_blank"],
.trace-story a[target="_blank"]:hover,
.trace-story a[target="_blank"]:focus-visible,
.trace-story a[target="_blank"]:visited {
    color: inherit;
    text-decoration-line: underline;
    text-decoration-color: currentColor;
}

.trace-hero {
    min-height: min(850px, calc(100vh - 68px));
    position: relative;
    display: flex;
    align-items: center;
    color: #f7fbff;
    overflow: hidden;
    background:
        radial-gradient(circle at 74% 44%, rgba(86, 133, 255, 0.22), transparent 23%),
        radial-gradient(circle at 89% 23%, rgba(85, 225, 187, 0.1), transparent 18%),
        linear-gradient(145deg, #050b16 0%, #0a1426 52%, #091121 100%);
    isolation: isolate;
}

.trace-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0.25;
    background-image:
        linear-gradient(rgba(126, 159, 255, 0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(126, 159, 255, 0.12) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: linear-gradient(90deg, transparent, #000 36%, #000);
}

.trace-hero-grid {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
    align-items: center;
    gap: clamp(3rem, 7vw, 8rem);
    padding-top: 7rem;
    padding-bottom: 8rem;
}

.trace-hero-copy {
    max-width: 720px;
    position: relative;
    z-index: 2;
}

.trace-kicker {
    display: inline-block;
    margin-bottom: 1.8rem;
    color: #9cbcff;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.17em;
    text-transform: uppercase;
    text-decoration: none;
}

.trace-kicker:hover {
    color: #fff;
}

.trace-hero h1 {
    max-width: 800px;
    font-size: clamp(4rem, 7vw, 7.25rem);
    line-height: 0.9;
    letter-spacing: -0.065em;
    color: #fff;
    text-wrap: balance;
}

.trace-deck {
    margin-top: 1.8rem;
    font-size: clamp(1.4rem, 2.3vw, 2.25rem);
    line-height: 1.15;
    letter-spacing: -0.035em;
    color: #97b7ff;
}

.trace-intro {
    max-width: 640px;
    margin-top: 2rem;
    font-size: clamp(1.05rem, 1.25vw, 1.125rem);
    line-height: 1.7;
    color: #c6d2e5;
}

.trace-byline {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 2rem;
    color: #8898b2;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
}

.trace-hero-art {
    min-height: 560px;
    position: relative;
    display: grid;
    place-items: center;
    perspective: 1000px;
}

.trace-orbit {
    position: absolute;
    border: 1px solid rgba(128, 171, 255, 0.2);
    border-radius: 50%;
    transform: rotate(-18deg);
}

.trace-orbit--one {
    width: 500px;
    height: 290px;
}

.trace-orbit--two {
    width: 400px;
    height: 560px;
    transform: rotate(24deg);
}

.trace-fingerprint {
    width: 210px;
    height: 260px;
    position: relative;
    display: grid;
    place-items: center;
    filter: drop-shadow(0 0 35px rgba(83, 146, 255, 0.34));
}

.trace-fingerprint::before {
    content: "";
    position: absolute;
    inset: 3.8rem 3rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(82, 217, 255, 0.24), transparent 68%);
}

.trace-fingerprint span {
    position: absolute;
    border: 2px solid transparent;
    border-top-color: #70acff;
    border-left-color: rgba(89, 225, 188, 0.8);
    border-radius: 48% 52% 45% 55%;
    transform: rotate(38deg);
    animation: trace-pulse 4s ease-in-out infinite;
}

.trace-fingerprint span:nth-child(1) { width: 58px; height: 84px; }
.trace-fingerprint span:nth-child(2) { width: 88px; height: 124px; animation-delay: -0.7s; }
.trace-fingerprint span:nth-child(3) { width: 118px; height: 164px; animation-delay: -1.4s; }
.trace-fingerprint span:nth-child(4) { width: 148px; height: 204px; animation-delay: -2.1s; }
.trace-fingerprint span:nth-child(5) { width: 180px; height: 245px; animation-delay: -2.8s; }

.trace-artifact {
    position: absolute;
    width: 128px;
    height: 92px;
    border: 1px solid rgba(126, 168, 255, 0.28);
    border-radius: 10px;
    background: rgba(12, 27, 49, 0.76);
    box-shadow: inset 0 1px rgba(255, 255, 255, 0.05), 0 18px 50px rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
}

.trace-artifact::after {
    content: "";
    position: absolute;
    height: 1px;
    width: 118px;
    top: 50%;
    background: linear-gradient(90deg, rgba(82, 217, 255, 0.5), transparent);
    transform-origin: left;
}

.trace-artifact--text {
    top: 8%;
    left: 7%;
    padding: 19px;
    transform: rotate(-8deg);
}

.trace-artifact--text::after { left: 100%; transform: rotate(32deg); }
.trace-artifact--text i { display: block; height: 4px; margin-bottom: 9px; border-radius: 4px; background: rgba(194, 211, 242, 0.5); }
.trace-artifact--text i:nth-child(2) { width: 76%; }
.trace-artifact--text i:nth-child(3) { width: 88%; }
.trace-artifact--text i:nth-child(4) { width: 55%; background: #68b3ff; }

.trace-artifact--image { top: 4%; right: 4%; transform: rotate(9deg); overflow: hidden; background: linear-gradient(160deg, #243f6b 0 48%, #183554 49% 65%, #0b2038 66%); }
.trace-artifact--image::before { content: ""; position: absolute; width: 26px; height: 26px; top: 16px; right: 18px; border-radius: 50%; background: #7f9eff; box-shadow: 0 0 25px rgba(127, 158, 255, 0.7); }
.trace-artifact--image::after { right: 92%; transform: rotate(148deg); }

.trace-artifact--audio { bottom: 5%; left: 5%; display: flex; align-items: center; justify-content: center; gap: 6px; transform: rotate(5deg); }
.trace-artifact--audio::after { left: 100%; transform: rotate(-28deg); }
.trace-artifact--audio i { width: 4px; height: 28px; border-radius: 4px; background: #5dd8c5; }
.trace-artifact--audio i:nth-child(2n) { height: 52px; }
.trace-artifact--audio i:nth-child(3n) { height: 38px; }

.trace-artifact--video { right: 2%; bottom: 10%; display: flex; gap: 6px; align-items: center; justify-content: center; transform: rotate(-6deg); }
.trace-artifact--video::after { right: 98%; transform: rotate(208deg); }
.trace-artifact--video i { width: 28px; height: 48px; border: 1px solid rgba(151, 186, 255, 0.35); border-radius: 3px; background: linear-gradient(155deg, #264b70, #0c223d); }

.trace-layout {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    padding-top: clamp(5rem, 7vw, 7rem);
    padding-bottom: 6rem;
}

.trace-article-body {
    width: 100%;
    min-width: 0;
}

.trace-section {
    scroll-margin-top: 110px;
    margin-bottom: clamp(5rem, 8vw, 7.5rem);
}

.trace-section > :is(p, ul, ol) {
    font-size: clamp(1rem, 1.35vw, 1.12rem);
    line-height: 1.72;
    text-wrap: pretty;
}

.trace-section > p + p {
    margin-top: 1.35rem;
}

.trace-section h2 {
    margin: 0.65rem 0 1.8rem;
    color: var(--text-color);
    font-size: clamp(2.2rem, 3.6vw, 3.35rem);
    font-weight: 750;
    line-height: 1.08;
    letter-spacing: -0.045em;
    overflow-wrap: break-word;
    text-wrap: balance;
}

.trace-section h3 {
    margin: 3.25rem 0 1.1rem;
    color: var(--text-color);
    font-size: clamp(1.45rem, 2vw, 1.875rem);
    line-height: 1.2;
    letter-spacing: -0.035em;
    text-wrap: balance;
}

.trace-section > :is(.trace-eyebrow, h2, h3, p, ul, ol) {
    width: 100%;
    max-width: var(--trace-copy-width);
    margin-left: auto;
    margin-right: auto;
}

.trace-section > h2 {
    max-width: var(--trace-copy-width);
}

.trace-eyebrow,
.trace-demo-label {
    display: block;
    color: var(--primary-color);
    font-size: 0.75rem !important;
    font-weight: 850;
    letter-spacing: 0.16em;
    line-height: 1.4;
    text-transform: uppercase;
}

.trace-lead {
    color: var(--text-color);
    font-size: clamp(1.25rem, 2.4vw, 1.55rem) !important;
    line-height: 1.55;
    letter-spacing: -0.02em;
}

.trace-manifesto {
    margin: 4rem 0;
    padding: 2.8rem 0;
    border: 0;
    border-top: 1px solid var(--trace-line);
    border-bottom: 1px solid var(--trace-line);
    font-size: clamp(2rem, 3.8vw, 3.4rem);
    line-height: 1.12;
    letter-spacing: -0.045em;
}

.trace-manifesto span,
.trace-manifesto strong {
    display: block;
}

.trace-manifesto span {
    color: var(--text-light);
    font-weight: 450;
}

.trace-manifesto strong {
    color: var(--primary-color);
}

.trace-pipeline {
    display: grid;
    grid-template-columns: 1fr 26px 1fr 26px 1fr 26px 1fr;
    align-items: center;
    gap: 0.45rem;
    margin: 3.5rem 0 2rem;
}

.trace-pipeline > i {
    height: 1px;
    background: var(--trace-line);
    position: relative;
}

.trace-pipeline > i::after {
    content: "";
    width: 5px;
    height: 5px;
    position: absolute;
    right: 0;
    top: -2px;
    border-top: 1px solid var(--text-light);
    border-right: 1px solid var(--text-light);
    transform: rotate(45deg);
}

.trace-pipeline-node {
    min-height: 150px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.25rem;
    border: 1px solid var(--trace-line);
    border-radius: 14px;
    background: var(--trace-panel);
}

.trace-pipeline-node span {
    color: var(--text-light);
    font: 700 0.72rem/1 monospace;
}

.trace-pipeline-node strong { font-size: 1rem; }
.trace-pipeline-node small { color: var(--text-light); line-height: 1.35; }
.trace-pipeline-node--model { color: #fff; border-color: rgba(var(--primary-rgb), 0.6); background: var(--primary-contrast-bg); box-shadow: 0 20px 40px rgba(var(--primary-rgb), 0.16); }
.trace-pipeline-node--model span,
.trace-pipeline-node--model small { color: #fff; }
.trace-pipeline-node--output { border-color: color-mix(in srgb, var(--trace-mint) 50%, var(--trace-line)); }

.trace-modality-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    margin: 1rem 0 3rem;
    overflow: hidden;
    border: 1px solid var(--trace-line);
    border-radius: 10px;
    background: var(--trace-line);
}

.trace-modality-strip span {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 1rem;
    background: var(--bg-color);
    color: var(--text-light);
    font-size: 0.75rem;
}

.trace-modality-strip b { color: var(--text-color); font: 750 0.72rem/1 monospace; }

.token-lab,
.probability-shift,
.watermark-sim,
.media-explorer,
.code-transform,
.head-example {
    margin: 3rem 0;
    padding: clamp(1.25rem, 3vw, 2rem);
    border: 1px solid var(--trace-line);
    border-radius: 18px;
    background: var(--trace-panel);
    box-shadow: 0 24px 70px rgba(7, 16, 31, 0.06);
}

.token-lab-head,
.probability-shift-head,
.code-transform-toolbar {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.token-sentence {
    margin-top: 0.7rem;
    color: var(--text-color);
    font-size: clamp(1.55rem, 4vw, 2.5rem) !important;
    font-weight: 650;
    letter-spacing: -0.04em;
}

.token-sentence mark,
.head-example mark {
    padding: 0.08em 0.25em;
    color: var(--primary-color);
    border-radius: 4px;
    background: rgba(var(--primary-rgb), 0.1);
}

.trace-button {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.72rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-color);
    background: var(--bg-color);
    font: inherit;
    font-size: 0.84rem;
    font-weight: 750;
    cursor: pointer;
    transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.trace-button:hover:not(:disabled) { transform: translateY(-2px); border-color: var(--primary-color); color: var(--primary-color); }
.trace-button:disabled { opacity: 0.45; cursor: not-allowed; }
.trace-button--small { min-height: 40px; white-space: nowrap; }
.trace-button[aria-pressed="true"] { color: #fff; border-color: var(--primary-contrast-bg); background: var(--primary-contrast-bg); }
.trace-button[aria-pressed="true"]:hover:not(:disabled) { color: #fff; filter: brightness(1.1); }
.trace-button--ghost { background: transparent; }

.probability-list,
.shift-grid {
    display: grid;
    gap: 0.8rem;
}

.probability-row,
.shift-row {
    display: grid;
    grid-template-columns: 92px 1fr 44px;
    align-items: center;
    gap: 0.85rem;
    padding: 0.45rem 0;
    font-size: 0.82rem;
}

.probability-row > i,
.shift-row > i {
    height: 7px;
    overflow: hidden;
    border-radius: 10px;
    background: color-mix(in srgb, var(--border-color) 60%, transparent);
}

.probability-row b,
.shift-row b {
    width: var(--probability, 0%);
    height: 100%;
    display: block;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--trace-blue), var(--trace-cyan));
    transition: width 0.55s ease, background 0.3s ease;
}

.probability-row em,
.shift-row em { color: var(--text-light); font-style: normal; text-align: right; font-variant-numeric: tabular-nums; }
.probability-row.is-selected { color: var(--primary-color); font-weight: 800; }
.probability-row.is-selected b { background: var(--trace-mint); }

.trace-caption,
.trace-note {
    color: var(--text-light);
    font-size: 0.9rem !important;
    line-height: 1.6;
}

.trace-caption { margin-top: 1.5rem; }
.trace-note { margin: 2rem 0; padding-left: 1rem; border-left: 2px solid var(--primary-color); }

.trace-step-flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    margin: 2rem 0 3.5rem;
    color: var(--text-light);
    font-size: 0.73rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.trace-step-flow i { color: var(--primary-color); font-style: normal; }

.trace-question-card {
    padding: clamp(1.5rem, 4vw, 3rem);
    border-radius: 16px;
    color: #eaf2ff;
    background: linear-gradient(135deg, #0b1b34, #132b4f);
}

.trace-question-card p { color: #94a9c8; font-size: 0.8rem !important; text-transform: uppercase; letter-spacing: 0.12em; }
.trace-question-card strong { max-width: 650px; display: block; margin-top: 0.8rem; font-size: clamp(1.4rem, 3.5vw, 2.3rem); line-height: 1.2; letter-spacing: -0.04em; }

.trace-switch {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    min-height: 44px;
    padding: 0.4rem 0.7rem;
    border: 0;
    color: var(--text-color);
    background: transparent;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
}

.trace-switch span {
    width: 38px;
    height: 22px;
    position: relative;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background: var(--bg-color);
    transition: background 0.25s ease, border-color 0.25s ease;
}

.trace-switch span::after {
    content: "";
    width: 14px;
    height: 14px;
    position: absolute;
    top: 3px;
    left: 3px;
    border-radius: 50%;
    background: var(--text-light);
    transition: transform 0.25s ease, background 0.25s ease;
}

.trace-switch[aria-checked="true"] span { border-color: var(--primary-color); background: rgba(var(--primary-rgb), 0.16); }
.trace-switch[aria-checked="true"] span::after { background: var(--primary-color); transform: translateX(16px); }

.shift-row b { width: calc(var(--shift-value, 0) * 1%); }
.probability-shift.is-marked .shift-row b { background: linear-gradient(90deg, var(--trace-violet), var(--trace-mint)); }

.trace-callout {
    margin: 3rem 0;
    padding: 1.5rem 1.75rem;
    border: 1px solid rgba(var(--primary-rgb), 0.25);
    border-radius: 12px;
    background: rgba(var(--primary-rgb), 0.07);
}

.trace-callout > span { display: block; margin-bottom: 0.5rem; color: var(--primary-color); font-size: 0.72rem; font-weight: 850; letter-spacing: 0.14em; text-transform: uppercase; }
.trace-callout p { font-size: 1rem !important; }

.token-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 2rem 0;
}

.token-cloud > span {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.85rem 1rem;
    border: 1px solid color-mix(in srgb, var(--trace-red) 35%, var(--trace-line));
    border-radius: 9px;
    color: var(--text-color);
    background: color-mix(in srgb, var(--trace-red) 7%, var(--bg-color));
}

.token-cloud small { color: var(--text-light); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; }
.token-cloud .token-preferred { border-color: color-mix(in srgb, var(--trace-mint) 50%, var(--trace-line)); background: color-mix(in srgb, var(--trace-mint) 10%, var(--bg-color)); }
.token-cloud .token-preferred small { color: var(--success-color); }

.watermark-sim { border-color: rgba(var(--primary-rgb), 0.4); background: linear-gradient(145deg, var(--trace-panel), rgba(var(--primary-rgb), 0.045)); }
.sim-toolbar { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.sim-stage { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 1.25rem; margin-top: 1.5rem; }
.sim-output-wrap,
.sim-meter { min-height: 270px; padding: 1.3rem; border: 1px solid var(--trace-line); border-radius: 12px; background: var(--bg-color); }
.sim-output { margin-top: 1.2rem; color: var(--text-color); font-size: 1rem; line-height: 2.15; }
.sim-token { display: inline-block; margin: 0.12rem 0.08rem; padding: 0 0.28rem; border-radius: 3px; background: color-mix(in srgb, var(--border-color) 45%, transparent); }
.sim-token.is-preferred { color: color-mix(in srgb, var(--success-color) 90%, var(--text-color)); background: color-mix(in srgb, var(--trace-mint) 16%, transparent); }
.sim-meter { display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.sim-meter-dial { --confidence: 0; width: 112px; height: 112px; display: grid; place-items: center; margin-bottom: 1rem; border-radius: 50%; background: conic-gradient(var(--trace-mint) calc(var(--confidence) * 1%), var(--border-color) 0); position: relative; }
.sim-meter-dial::before { content: ""; position: absolute; inset: 8px; border-radius: 50%; background: var(--bg-color); }
.sim-meter-dial span { position: relative; z-index: 1; font-size: 1.15rem; font-weight: 800; }
.sim-meter strong { display: block; margin: 0.4rem 0; }
.sim-meter p { color: var(--text-light); font-size: 0.82rem !important; line-height: 1.5; }
.sim-legend { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; color: var(--text-light); font-size: 0.78rem; }
.sim-legend span { display: flex; align-items: center; gap: 0.35rem; }
.sim-legend i { width: 10px; height: 10px; border-radius: 2px; background: var(--border-color); }
.sim-legend span:first-child i { background: color-mix(in srgb, var(--trace-mint) 55%, transparent); }

.detector-scan { margin: 2.5rem 0; padding: 2rem; overflow: hidden; border: 1px solid var(--trace-line); border-radius: 14px; background: #091424; color: #dce9ff; }
.detector-copy { position: relative; padding: 1.5rem 0; line-height: 2.3; }
.detector-copy span { padding: 0.25rem 0.35rem; border-radius: 3px; background: rgba(255, 255, 255, 0.04); animation: detector-token 4s ease-in-out infinite; }
.detector-copy span:nth-child(2) { animation-delay: .22s; }
.detector-copy span:nth-child(3) { animation-delay: .44s; }
.detector-copy span:nth-child(4) { animation-delay: .66s; }
.detector-copy span:nth-child(5) { animation-delay: .88s; }
.detector-copy span:nth-child(6) { animation-delay: 1.1s; }
.detector-copy span:nth-child(7) { animation-delay: 1.32s; }
.detector-copy span:nth-child(8) { animation-delay: 1.54s; }
.detector-copy i { position: absolute; inset: 0 auto 0 0; width: 2px; background: var(--trace-cyan); box-shadow: 0 0 18px var(--trace-cyan); animation: detector-sweep 4s ease-in-out infinite; }
.detector-steps { display: flex; flex-wrap: wrap; gap: 0.55rem; align-items: center; color: #8297b7; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; }
.detector-steps i { color: var(--trace-cyan); font-style: normal; }
.detector-steps strong { color: var(--trace-mint); }

.trace-myth-card { padding: clamp(1.7rem, 5vw, 4rem); border: 1px solid rgba(255, 112, 134, 0.25); border-radius: 22px; background: linear-gradient(145deg, color-mix(in srgb, var(--trace-red) 9%, var(--bg-color)), var(--bg-color)); }
.trace-myth-card h2 { font-size: clamp(2.5rem, 4.2vw, 4rem); }
.trace-myth-card h2 span { color: var(--trace-red); }
.myth-paths { display: grid; gap: 0.8rem; margin: 2rem 0; }
.myth-paths div { display: grid; grid-template-columns: 170px 28px 1fr; align-items: center; gap: 0.7rem; padding: 1rem; border: 1px solid var(--trace-line); border-radius: 9px; background: var(--bg-color); }
.myth-paths i { color: var(--primary-color); font-style: normal; }
.myth-paths span { color: var(--text-light); }

.media-explorer { padding: 0; overflow: hidden; }
.media-tabs { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--trace-line); }
.media-tabs button { min-height: 58px; border: 0; border-right: 1px solid var(--trace-line); color: var(--text-light); background: var(--bg-color); font: inherit; font-size: 0.84rem; font-weight: 750; cursor: pointer; }
.media-tabs button:last-child { border-right: 0; }
.media-tabs button[aria-selected="true"] { color: var(--primary-color); background: rgba(var(--primary-rgb), 0.07); box-shadow: inset 0 -2px var(--primary-color); }
.media-panel { min-height: 365px; grid-template-columns: 0.82fr 1.18fr; gap: 2rem; align-items: center; padding: clamp(1.5rem, 4vw, 3rem); }
.media-panel:not([hidden]) { display: grid; }
.media-copy > span { color: var(--primary-color); font: 700 0.72rem/1.4 monospace; letter-spacing: 0.08em; text-transform: uppercase; }
.media-copy h3 { margin: 0.65rem 0 1rem; font-size: clamp(1.7rem, 3vw, 2.5rem); }
.media-copy p { color: var(--text-light); font-size: 1rem !important; line-height: 1.65; }
.media-copy .trace-switch { margin-top: 1rem; padding-left: 0; }
.media-text-visual { padding: 1.6rem; border: 1px solid var(--trace-line); border-radius: 12px; background: var(--bg-color); }
.media-text-visual > p { margin-bottom: 1.5rem; font-size: 1.1rem !important; }
.media-text-visual > p strong { color: var(--primary-color); }
.media-text-visual > div { display: grid; grid-template-columns: 72px 1fr 40px; gap: 0.7rem; align-items: center; margin-top: 0.75rem; color: var(--text-light); font-size: 0.72rem; }
.media-text-visual i { height: 6px; border-radius: 10px; background: var(--border-color); overflow: hidden; }
.media-text-visual b { height: 100%; display: block; background: var(--trace-blue); }
.media-text-visual em { font-style: normal; }

.media-image-visual { height: 280px; position: relative; overflow: hidden; border-radius: 14px; background: linear-gradient(#173253 0 50%, #163b45 50%); isolation: isolate; }
.media-image-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(255,255,255,.08), transparent 40%); }
.media-sun { width: 54px; height: 54px; position: absolute; top: 38px; right: 52px; border-radius: 50%; background: #ffbf7b; box-shadow: 0 0 40px rgba(255, 191, 123, 0.45); }
.media-mountain { position: absolute; bottom: -25px; left: -10%; width: 76%; height: 72%; background: #214566; clip-path: polygon(0 100%, 36% 24%, 54% 59%, 72% 12%, 100% 100%); }
.media-mountain--front { left: 34%; width: 80%; height: 62%; background: #102f43; clip-path: polygon(0 100%, 31% 38%, 51% 65%, 70% 20%, 100% 100%); }
.media-signal-grid { position: absolute; inset: 0; z-index: 2; opacity: 0; background-image: radial-gradient(circle, rgba(92, 225, 162, 0.9) 1px, transparent 1.5px); background-size: 12px 12px; mix-blend-mode: screen; transition: opacity 0.3s ease; }
.media-image-visual.is-revealed .media-signal-grid { opacity: 0.68; }
.media-image-visual small { position: absolute; z-index: 3; bottom: 12px; left: 14px; padding: 0.35rem 0.5rem; border-radius: 4px; color: #d8e7ff; background: rgba(5, 12, 24, 0.72); font: 700 0.68rem/1 monospace; letter-spacing: 0.08em; text-transform: uppercase; }

.media-wave { height: 250px; position: relative; display: flex; align-items: center; justify-content: center; gap: 6px; overflow: hidden; border-radius: 14px; background: #081426; }
.media-wave::before { content: ""; position: absolute; inset: 50% 0 auto; height: 1px; background: rgba(92, 225, 162, 0.2); }
.media-wave i { width: 5px; height: var(--h); border-radius: 5px; background: linear-gradient(#52d9ff, #5ce1a2); opacity: 0.86; animation: trace-wave 2.2s ease-in-out infinite alternate; }
.media-wave i:nth-child(2n) { animation-delay: -0.7s; }
.media-wave i:nth-child(3n) { animation-delay: -1.4s; }
.media-wave span { position: absolute; inset: 15% auto 15% 35%; width: 1px; background: #fff; box-shadow: 0 0 14px #52d9ff; animation: detector-sweep 3s linear infinite; }

.media-frames { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; perspective: 600px; }
.media-frames div { height: 240px; position: relative; overflow: hidden; border: 1px solid rgba(126, 168, 255, 0.25); border-radius: 6px; background: linear-gradient(160deg, #244d72, #0a2138 70%); transform: rotateY(-4deg); }
.media-frames div::before { content: ""; position: absolute; width: 100px; height: 100px; top: 70px; left: -10px; border-radius: 50%; border: 1px solid rgba(92, 225, 162, 0.45); transform: translateX(calc(var(--frame, 0) * 4px)); }
.media-frames div:nth-child(2)::before { left: 0; }
.media-frames div:nth-child(3)::before { left: 10px; }
.media-frames div:nth-child(4)::before { left: 20px; }
.media-frames span { position: absolute; top: 8px; left: 8px; color: #97acd0; font: 700 0.68rem/1 monospace; }
.media-frames i { position: absolute; inset: 0; opacity: 0.2; background-image: repeating-linear-gradient(0deg, transparent 0 9px, #5ce1a2 10px); }

.unifying-map { margin-top: 4rem; padding: 2rem; border: 1px solid var(--trace-line); border-radius: 18px; background: var(--trace-panel); }
.unifying-origin,
.unifying-destination { display: flex; flex-direction: column; align-items: center; gap: 0.25rem; text-transform: uppercase; }
.unifying-origin span { color: var(--primary-color); font: 800 0.72rem/1 monospace; }
.unifying-origin strong { font-size: 1.15rem; letter-spacing: 0.08em; }
.unifying-branches { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 3rem 0; position: relative; }
.unifying-branches::before,
.unifying-branches::after { content: ""; position: absolute; left: 12.5%; right: 12.5%; height: 1px; background: var(--trace-line); }
.unifying-branches::before { top: -1.5rem; }
.unifying-branches::after { bottom: -1.5rem; }
.unifying-branches > div { position: relative; display: flex; flex-direction: column; gap: 0.25rem; align-items: center; padding: 1rem; border: 1px solid var(--trace-line); border-radius: 9px; background: var(--bg-color); }
.unifying-branches > div::before,
.unifying-branches > div::after { content: ""; width: 1px; height: 1.5rem; position: absolute; left: 50%; background: var(--trace-line); }
.unifying-branches > div::before { bottom: 100%; }
.unifying-branches > div::after { top: 100%; }
.unifying-branches b { color: var(--primary-color); font: 750 0.7rem/1 monospace; }
.unifying-branches span { color: var(--text-light); font-size: 0.75rem; }
.unifying-destination span { color: var(--text-light); font-size: 0.72rem; letter-spacing: 0.12em; }
.unifying-destination i { color: var(--primary-color); font-style: normal; }

.passport-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 3rem 0; }
.passport-compare > div { padding: 2rem; border: 1px solid var(--trace-line); border-radius: 14px; background: var(--trace-panel); }
.passport-compare h3 { margin: 1rem 0 0.5rem; }
.passport-compare p { font-size: 1rem !important; }
.passport-compare small { display: block; margin-top: 1rem; color: var(--text-light); line-height: 1.5; }
.passport-icon { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; color: var(--primary-color); background: rgba(var(--primary-rgb), 0.1); font-size: 1.5rem; }

.trace-table-wrap { margin: 3rem 0; overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-width: thin; border: 1px solid var(--trace-line); border-radius: 14px; background: var(--bg-color); }
.trace-table-wrap::before { content: none; }
.trace-compare-table { width: 100%; min-width: 850px; border-collapse: collapse; text-align: left; }
.trace-compare-table th,
.trace-compare-table td { padding: 1rem; border-bottom: 1px solid var(--trace-line); vertical-align: top; font-size: 0.86rem; line-height: 1.55; }
.trace-compare-table thead th { color: var(--text-color); background: var(--trace-panel); font-size: 0.76rem; letter-spacing: 0.06em; text-transform: uppercase; }
.trace-compare-table tbody th { width: 150px; color: var(--text-color); }
.trace-compare-table td { color: var(--text-light); }
.trace-compare-table tr:last-child > * { border-bottom: 0; }
.trace-compare-table--compact { min-width: 640px; }
.trace-compare-table--compact thead th { width: 50%; }

.code-choice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 2.5rem 0; }
.code-choice-grid figure { min-width: 0; overflow: hidden; border: 1px solid #28384e; border-radius: 12px; background: #091321; }
.code-choice-grid figcaption { display: flex; justify-content: space-between; gap: 1rem; padding: 0.8rem 1rem; border-bottom: 1px solid #28384e; color: #d6e2f5; font-size: 0.72rem; }
.code-choice-grid figcaption small { color: #788ca9; }
.code-choice-grid pre { margin: 0; padding: 1.25rem; overflow-x: auto; color: #c9dcfa; font: 0.82rem/1.65 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }

.code-watermark-flow { display: grid; grid-template-columns: 1fr 22px 1fr 22px 1fr 22px 1fr; align-items: center; gap: 0.4rem; margin: 3rem 0 0; }
.code-watermark-flow > div { min-height: 98px; display: flex; flex-direction: column; justify-content: center; gap: 0.45rem; padding: 0.9rem; border: 1px solid var(--trace-line); border-radius: 9px; background: var(--trace-panel); text-align: center; }
.code-watermark-flow b { font-size: 0.78rem; }
.code-watermark-flow small { color: var(--text-light); font-size: 0.75rem; line-height: 1.4; }
.code-watermark-flow > i { color: var(--primary-color); font-style: normal; text-align: center; }

.code-transform { padding: 0; overflow: hidden; background: #091321; }
.code-transform-toolbar { margin: 0; padding: 1rem; align-items: center; border-bottom: 1px solid #28384e; }
.code-transform .trace-demo-label { color: #8eacdd; }
.code-transform .trace-button { color: #d9e6fa; border-color: #40526c; background: #111f32; }
.code-transform pre { min-height: 135px; display: grid; align-items: center; margin: 0; padding: 1.6rem; overflow-x: auto; color: #d4e3fb; font: 0.85rem/1.8 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.code-transform mark { color: #8de5bb; background: rgba(92, 225, 162, 0.12); }
.code-transform-steps { display: flex; gap: 0.35rem; padding: 0 1.6rem; }
.code-transform-steps i { width: 24px; height: 3px; border-radius: 3px; background: #34445a; }
.code-transform-steps i.is-active { background: var(--trace-mint); }
.code-transform > p { padding: 0.8rem 1.6rem 1.2rem; color: #8fa2bd; font-size: 0.8rem !important; }

.trace-pullquote { margin: 4rem 0; padding: 2rem 0 2rem 2rem; border-left: 3px solid var(--primary-color); color: var(--text-color); font-size: clamp(1.65rem, 4vw, 2.7rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.04em; }

.robustness-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 3rem 0; }
.robustness-grid article { padding: 1.5rem; border: 1px solid var(--trace-line); border-radius: 12px; background: var(--trace-panel); }
.robustness-grid span,
.format-grid h3 { margin: 0; color: var(--primary-color); font: 750 0.72rem/1 monospace; letter-spacing: 0.07em; }
.robustness-grid h3 { margin: 0.7rem 0; font-size: 1.25rem; }
.robustness-grid p { color: var(--text-light); font-size: 0.92rem !important; line-height: 1.62; }

.entropy-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 2rem 0; }
.entropy-compare > div { padding: 1.5rem; border: 1px solid var(--trace-line); border-radius: 12px; background: var(--trace-panel); }
.entropy-compare span { color: var(--primary-color); font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.1em; }
.entropy-compare strong { min-height: 52px; display: block; margin-top: 0.7rem; font-size: 0.9rem; }
.entropy-compare p { min-height: 50px; color: var(--text-light); font-size: 0.84rem !important; }
.entropy-compare i { height: 7px; display: block; margin: 1rem 0 0.5rem; border-radius: 7px; background: linear-gradient(90deg, var(--primary-color) var(--entropy), var(--border-color) var(--entropy)); }
.entropy-compare small { color: var(--text-light); }

.head-example { color: #eaf2ff; border-color: #243f65; background: linear-gradient(135deg, #0a1729, #122948); }
.head-example .trace-demo-label { color: #88adff; }
.head-example > p { margin: 1.5rem 0; font-size: clamp(1.3rem, 3vw, 2rem) !important; font-weight: 700; }
.head-example > div { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.head-example > div span { padding: 0.55rem 0.75rem; border: 1px solid #3b5272; border-radius: 6px; color: #bdd0ed; font-size: 0.75rem; }
.head-example > strong { display: block; margin-top: 1.6rem; color: #fff; font-size: 1.05rem; }
.head-example > small { display: block; margin-top: 0.7rem; color: #8fa5c4; }

.trace-details { margin: 3rem 0; border: 1px solid var(--trace-line); border-radius: 12px; background: var(--trace-panel); }
.trace-details summary { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 1.4rem; cursor: pointer; font-weight: 750; }
.trace-details summary span { color: var(--text-light); font-size: 0.74rem; font-weight: 500; }
.trace-details dl { padding: 0 1.4rem 1.4rem; }
.trace-details dl > div { display: grid; grid-template-columns: 150px 1fr; gap: 1rem; padding: 0.85rem 0; border-top: 1px solid var(--trace-line); }
.trace-details dt { font-weight: 750; }
.trace-details dd { color: var(--text-light); font-size: 0.82rem; }

.format-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2.5rem; }
.format-grid article { padding: 1.4rem; border: 1px solid var(--trace-line); border-radius: 10px; background: var(--trace-panel); }
.format-grid p { margin-top: 0.8rem; color: var(--text-light); font-size: 0.9rem !important; line-height: 1.62; }

.trace-faq { border-top: 1px solid var(--trace-line); }
.trace-faq details { border-bottom: 1px solid var(--trace-line); }
.trace-faq summary { min-height: 56px; padding: 1.2rem 2.5rem 1.2rem 0; position: relative; color: var(--text-color); font-size: 1rem; font-weight: 700; line-height: 1.5; cursor: pointer; list-style: none; }
.trace-faq summary::-webkit-details-marker { display: none; }
.trace-faq summary::after { content: "+"; position: absolute; right: 0; top: 1rem; color: var(--primary-color); font-size: 1.5rem; font-weight: 400; }
.trace-faq details[open] summary::after { content: "−"; }
.trace-faq details p { max-width: 760px; padding: 0 0 1.4rem; color: var(--text-light); font-size: 1rem !important; line-height: 1.65; }

.trace-remember { padding: clamp(1.5rem, 5vw, 4rem); border-radius: 22px; color: #e9f2ff; background: linear-gradient(145deg, #071426, #102d4d); }
.trace-remember .trace-eyebrow { color: #7fd7ff; }
.trace-remember h2 { color: #fff; }
.trace-remember > p:not(.trace-eyebrow) { color: #aabdd8; }
.trace-remember blockquote { margin: 3rem auto; padding: 2rem 0; border-top: 1px solid #294362; border-bottom: 1px solid #294362; font-size: clamp(1.7rem, 4.5vw, 3.2rem); line-height: 1.15; letter-spacing: -0.045em; }
.trace-remember blockquote span,
.trace-remember blockquote strong { display: block; }
.trace-remember blockquote span { color: #8da4c4; }
.trace-remember blockquote strong { color: #74c7ff; }
.trace-remember ol { display: grid; gap: 0.75rem; list-style: none; }
.trace-remember li { display: grid; grid-template-columns: 40px 1fr; gap: 0.7rem; align-items: start; color: #c1d0e5; font-size: 0.9rem; }
.trace-remember li span { color: #6a8bb7; font: 700 0.72rem/1.7 monospace; }

.trace-ending { text-align: center; }
.trace-ending .trace-eyebrow { text-align: center; }
.trace-ending > p { max-width: 680px; margin-left: auto; margin-right: auto; }
.origin-flow { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 0.8rem; margin: 3rem 0; padding: 1.3rem; border: 1px solid var(--trace-line); border-radius: 12px; color: var(--text-light); font-size: 0.75rem; font-weight: 750; text-transform: uppercase; letter-spacing: 0.06em; }
.origin-flow i { color: var(--primary-color); font-style: normal; }
.origin-flow strong { color: var(--success-color); }
.origin-old { text-decoration: line-through; opacity: 0.65; }
.trace-final-question { color: var(--text-color) !important; font-size: clamp(1.4rem, 3.5vw, 2.2rem) !important; font-weight: 700; line-height: 1.3; letter-spacing: -0.035em; }

.trace-sources { padding-top: 3rem; border-top: 1px solid var(--trace-line); }
.trace-sources ol { list-style: none; border-top: 1px solid var(--trace-line); }
.trace-sources li { display: grid; grid-template-columns: 42px 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--trace-line); }
.trace-sources li > span { color: var(--text-light); font: 700 0.72rem/1.7 monospace; }
.trace-sources li div { display: flex; flex-direction: column; gap: 0.3rem; }
.trace-sources li a { color: var(--text-color); font-weight: 700; }
.trace-sources li small { color: var(--text-light); font-size: 0.82rem; line-height: 1.5; }
.trace-source-note { margin-top: 1.5rem; color: var(--text-light); font-size: 0.82rem !important; }

.trace-article-footer { width: 100%; max-width: var(--trace-copy-width); margin: 0 auto; padding-top: 3rem; border-top: 1px solid var(--trace-line); }
.trace-article-footer .post-nav { margin-top: 3rem; }

/* Keep prose, diagrams, cards, and interactive modules on one visual grid. */
.trace-section > * {
    width: min(100%, var(--trace-copy-width));
    margin-left: auto;
    margin-right: auto;
}

@keyframes trace-pulse {
    0%, 100% { opacity: 0.42; transform: rotate(38deg) scale(0.98); }
    50% { opacity: 1; transform: rotate(38deg) scale(1.02); }
}

@keyframes detector-sweep {
    0%, 10% { left: 0; opacity: 0; }
    20% { opacity: 1; }
    80% { opacity: 1; }
    90%, 100% { left: 100%; opacity: 0; }
}

@keyframes detector-token {
    0%, 20%, 100% { color: inherit; background: rgba(255,255,255,.04); }
    32%, 50% { color: #8ff0c3; background: rgba(92,225,162,.13); }
}

@keyframes trace-wave {
    from { transform: scaleY(0.72); opacity: 0.55; }
    to { transform: scaleY(1); opacity: 1; }
}

@media (max-width: 1120px) {
    .trace-hero-grid { grid-template-columns: 1fr 0.8fr; }
    .trace-hero-art { transform: scale(0.88); }
    .trace-table-wrap { margin-left: 0; margin-right: 0; }
}

@media (max-width: 820px) {
    .trace-hero { min-height: auto; }
    .trace-hero-grid { grid-template-columns: 1fr; gap: 1rem; padding-top: 5rem; padding-bottom: 6rem; }
    .trace-hero-copy { max-width: 650px; }
    .trace-hero h1 { font-size: clamp(4.5rem, 11vw, 5.5rem); }
    .trace-hero-art { min-height: 430px; margin: -1rem 0 0; transform: scale(0.82); }
    .trace-layout { padding-top: 4.5rem; }
    .trace-pipeline { grid-template-columns: 1fr 18px 1fr; }
    .trace-pipeline > i:nth-of-type(2) { display: none; }
    .trace-pipeline-node:nth-of-type(3) { grid-column: 1; }
    .trace-pipeline > i:nth-of-type(3) { grid-column: 2; }
    .trace-pipeline-node:nth-of-type(4) { grid-column: 3; }
    .sim-stage { grid-template-columns: 1fr; }
    .sim-meter { min-height: 230px; }
    .media-panel { grid-template-columns: 1fr; }
    .passport-compare,
    .code-choice-grid { grid-template-columns: 1fr; }
    .code-watermark-flow { grid-template-columns: 1fr; }
    .code-watermark-flow > i { width: 100%; height: 24px; display: grid; place-items: center; font-size: 0; line-height: 1; transform: none; }
    .code-watermark-flow > i::before { content: "↓"; font-size: 1rem; }
    .format-grid { grid-template-columns: 1fr; }
    .trace-table-wrap::before { content: "Swipe or scroll to compare all columns →"; width: 100%; display: block; position: sticky; left: 0; z-index: 1; box-sizing: border-box; padding: 0.65rem 0.85rem; color: var(--text-light); background: var(--trace-panel); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.03em; }
}

@media (max-width: 620px) {
    .trace-hero-grid,
    .trace-layout { padding-left: 1.25rem; padding-right: 1.25rem; }
    .trace-hero-grid { padding-top: 4rem; }
    .trace-hero h1 { font-size: clamp(3.25rem, 16vw, 4.6rem); line-height: 0.92; }
    .trace-deck { font-size: 1.45rem; }
    .trace-hero-art { min-height: 320px; margin: -1rem 0 0; transform: scale(0.62); transform-origin: center; }
    .trace-section { margin-bottom: 4.75rem; }
    .trace-section h2 { font-size: clamp(2rem, 8vw, 2.4rem); line-height: 1.1; letter-spacing: -0.04em; }
    .trace-section h3 { margin-top: 2.75rem; font-size: clamp(1.35rem, 5.5vw, 1.65rem); }
    .trace-manifesto { margin: 3rem 0; font-size: 2rem; }
    .trace-pipeline { grid-template-columns: 1fr; gap: 0.65rem; }
    .trace-pipeline > *,
    .trace-pipeline-node:nth-of-type(3),
    .trace-pipeline-node:nth-of-type(4),
    .trace-pipeline > i:nth-of-type(3) { grid-column: 1; }
    .trace-pipeline > i,
    .trace-pipeline > i:nth-of-type(2) { width: 1px; height: 18px; display: block; justify-self: center; }
    .trace-pipeline > i::after { right: -2px; top: auto; bottom: 0; transform: rotate(135deg); }
    .trace-pipeline-node { width: 100%; min-height: 128px; }
    .trace-modality-strip { grid-template-columns: 1fr 1fr; }
    .token-lab-head,
    .probability-shift-head,
    .code-transform-toolbar { align-items: stretch; flex-direction: column; }
    .probability-row,
    .shift-row { grid-template-columns: 72px 1fr 38px; gap: 0.55rem; }
    .trace-button--small { width: 100%; align-self: stretch; white-space: normal; }
    .sim-toolbar { display: grid; }
    .sim-toolbar .trace-button { width: 100%; }
    .myth-paths div { grid-template-columns: 1fr; }
    .myth-paths i { transform: rotate(90deg); }
    .media-tabs button { min-height: 52px; font-size: 0.78rem; }
    .media-panel { gap: 1.5rem; padding: 1.25rem; }
    .media-copy .trace-switch { width: 100%; padding-right: 0; text-align: left; }
    .media-frames div { height: 180px; }
    .unifying-map { padding: 1rem; }
    .unifying-branches { gap: 0.4rem; }
    .unifying-branches > div { padding: 0.65rem 0.25rem; }
    .unifying-branches span { display: none; }
    .passport-compare,
    .robustness-grid,
    .entropy-compare { grid-template-columns: 1fr; }
    .trace-details summary { flex-direction: column; }
    .trace-details dl > div { grid-template-columns: 1fr; gap: 0.25rem; }
    .origin-flow { align-items: stretch; flex-direction: column; }
    .origin-flow i { width: 100%; height: 20px; display: grid; place-items: center; font-size: 0; line-height: 1; transform: none; }
    .origin-flow i::before { content: "↓"; font-size: 0.9rem; }
    .trace-table-wrap { border-radius: 10px; }
    .trace-pullquote { margin: 3rem 0; padding: 1.5rem 0 1.5rem 1.25rem; font-size: 1.75rem; }
    .trace-remember { border-radius: 16px; }
    .trace-faq summary { font-size: 0.96rem; }
}

@media (prefers-reduced-motion: reduce) {
    .trace-fingerprint span,
    .detector-copy span,
    .detector-copy i,
    .media-wave i,
    .media-wave span {
        animation: none !important;
    }

    .trace-fingerprint span { opacity: 0.75; }
    .detector-copy span:nth-child(3n) { color: #8ff0c3; background: rgba(92,225,162,.13); }
    .detector-copy i { left: 52%; opacity: 0.75; }
}

@media print {
    .trace-hero { min-height: auto; color: #111; background: #fff; }
    .trace-hero::before,
    .trace-hero-art,
    .sim-toolbar,
    .trace-switch,
    .trace-button { display: none !important; }
    .trace-hero-grid,
    .trace-layout { display: block; padding: 2rem 0; }
    .trace-hero h1,
    .trace-deck { color: #111; }
    .trace-intro,
    .trace-byline { color: #333; }
    .trace-section { break-inside: avoid; margin-bottom: 3rem; }
}