/*
 * Feed to Screen pages (archive, issue, topic, confirm, unsubscribe).
 * Brand tokens from amtecco-brand-system.css. Service colour is a stripe, never
 * a flood. Card-to-article morph uses cross-document View Transitions where the
 * browser supports them; every motion is off under prefers-reduced-motion.
 */

@view-transition {
    navigation: auto;
}

.f2s-page {
    --f2s-accent: var(--amtecco-action, #c54b3c);
    background: var(--amtecco-carbon, #121416);
    color: var(--amtecco-paper, #f4f1ea);
    min-height: 60vh;
}

.f2s-shell {
    width: min(100% - 3rem, var(--amtecco-shell, 1240px));
    margin-inline: auto;
}

.f2s-shell--text {
    width: min(100% - 3rem, 46rem);
}

.f2s-page a {
    color: inherit;
    text-decoration-color: rgba(244, 241, 234, 0.35);
    text-underline-offset: 0.2em;
}

.f2s-page a:hover {
    text-decoration-color: var(--f2s-accent);
}

.f2s-page :focus-visible {
    outline: 2px solid var(--amtecco-action-soft, #ed8376);
    outline-offset: 3px;
}

/* Hero */
.f2s-hero {
    padding-block: clamp(4rem, 9vw, 7.5rem) clamp(2.5rem, 5vw, 4rem);
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-hero__grid {
    display: grid;
    gap: clamp(2.5rem, 6vw, 6rem);
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
}

.f2s-page .f2s-eyebrow,
.f2s-page .f2s-tag,
.f2s-issue-row__meta,
.f2s-facts dt,
.f2s-page .f2s-crumbs {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amtecco-steel, #89939d);
    margin: 0;
}

.f2s-page .f2s-hero h1 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(2.5rem, 1.6rem + 3.6vw, 4.75rem);
    line-height: 1.02;
    letter-spacing: -0.04em;
    margin: 1.1rem 0 0;
    max-width: 18ch;
}

.f2s-page .f2s-hero--issue h1,
.f2s-page .f2s-hero--topic h1 {
    font-size: clamp(2.1rem, 1.5rem + 2.4vw, 3.6rem);
    max-width: 24ch;
}

.f2s-page .f2s-lead {
    font-size: var(--amtecco-type-lead, 1.25rem);
    line-height: 1.55;
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 1.4rem 0 0;
    max-width: 40rem;
}

.f2s-page .f2s-crumbs {
    display: flex;
    gap: 0.6rem;
    margin-bottom: 1.6rem;
    text-transform: none;
    letter-spacing: 0.02em;
}

.f2s-crumbs a {
    color: var(--amtecco-paper-soft, #d9d5cd);
}

.f2s-facts {
    display: grid;
    gap: 1rem;
    margin: 2.4rem 0 0;
    padding: 1.4rem 0 0;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-facts div {
    display: grid;
    grid-template-columns: 8.5rem 1fr;
    gap: 1rem;
}

.f2s-page .f2s-facts dd {
    margin: 0;
    color: var(--amtecco-paper-soft, #d9d5cd);
}

/* Sign-up */
.f2s-hero__form {
    background: var(--amtecco-graphite, #1a1d20);
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-top: 3px solid var(--amtecco-action, #c54b3c);
    border-radius: var(--amtecco-radius, 4px);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    scroll-margin-top: 6rem;
}

.f2s-page .f2s-hero__form h2 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.5rem;
    letter-spacing: -0.02em;
    margin: 0 0 1.25rem;
}

.f2s-signup__fields {
    display: grid;
    gap: 1rem;
}

.f2s-field label {
    display: block;
    font-size: var(--amtecco-type-small, 0.9rem);
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.f2s-field label span {
    font-weight: 400;
    color: var(--amtecco-steel, #89939d);
}

.f2s-field input,
.f2s-input {
    width: 100%;
    min-height: 2.9rem;
    padding: 0.7rem 0.9rem;
    font: inherit;
    color: var(--amtecco-paper, #f4f1ea);
    background: var(--amtecco-carbon-deep, #090b0d);
    border: 1px solid var(--amtecco-line-strong, rgba(244, 241, 234, 0.25));
    border-radius: var(--amtecco-radius, 4px);
}

.f2s-field input:focus,
.f2s-input:focus {
    border-color: var(--amtecco-action-soft, #ed8376);
    outline: none;
}

.f2s-field input[aria-invalid="true"] {
    border-color: var(--amtecco-action-soft, #ed8376);
}

.f2s-signup__trap {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.f2s-signup__check {
    margin-top: 1.1rem;
    min-height: 65px;
}

.f2s-signup__actions {
    margin-top: 1.1rem;
}

.f2s-signup__note {
    margin: 0.9rem 0 0;
    font-size: var(--amtecco-type-small, 0.9rem);
    color: var(--amtecco-steel, #89939d);
}

.f2s-signup__status:empty,
.f2s-signup__error:empty {
    display: none;
}

.f2s-signup__status,
.f2s-signup__error {
    margin: 1rem 0 0;
    padding: 0.8rem 1rem;
    border-radius: var(--amtecco-radius, 4px);
    font-size: var(--amtecco-type-small, 0.9rem);
}

.f2s-signup__status {
    background: rgba(154, 224, 143, 0.1);
    border-left: 3px solid #9ae08f;
}

.f2s-signup__error {
    background: rgba(237, 131, 118, 0.1);
    border-left: 3px solid var(--amtecco-action-soft, #ed8376);
}

.f2s-signup[data-state="sent"] .f2s-signup__fields,
.f2s-signup[data-state="sent"] .f2s-signup__check,
.f2s-signup[data-state="sent"] .f2s-signup__actions {
    display: none;
}

.f2s-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.9rem;
    padding: 0.75rem 1.4rem;
    font-weight: 700;
    color: #fff !important;
    text-decoration: none !important;
    background: var(--amtecco-action, #c54b3c);
    border: 1px solid var(--amtecco-action, #c54b3c);
    border-radius: var(--amtecco-radius, 4px);
    cursor: pointer;
    transition: background var(--amtecco-motion-ui, 200ms) var(--amtecco-ease-standard, ease);
}

.f2s-button:hover {
    background: var(--amtecco-focus, #a9382d);
}

.f2s-button[aria-busy="true"] {
    opacity: 0.7;
    cursor: progress;
}

/* Archive */
.f2s-issues {
    padding-block: clamp(3rem, 7vw, 6rem);
}

.f2s-section-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1.5rem;
}

.f2s-page .f2s-section-head h2,
.f2s-page .f2s-closing h2 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.2rem);
    letter-spacing: -0.03em;
    margin: 0;
}

.f2s-rss {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.12em;
}

.f2s-issue-row {
    display: grid;
    grid-template-columns: 12rem 1fr;
    gap: 1.5rem;
    padding: 1.6rem 0;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-page .f2s-issue-row h3 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.35rem;
    letter-spacing: -0.02em;
    margin: 0;
}

.f2s-page .f2s-issue-row h3 a {
    text-decoration: none;
}

.f2s-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    list-style: none;
    margin: 0.9rem 0 0;
    padding: 0;
}

.f2s-chips li {
    font-size: var(--amtecco-type-caption, 0.78rem);
    color: var(--amtecco-paper-soft, #d9d5cd);
    padding: 0.2rem 0.6rem;
    border-left: 3px solid var(--f2s-accent);
    background: var(--amtecco-graphite, #1a1d20);
}

.f2s-empty {
    font-size: var(--amtecco-type-lead, 1.2rem);
    color: var(--amtecco-paper-soft, #d9d5cd);
    padding: 1.6rem 0;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    margin: 0;
}

/* Issue */
.f2s-topics {
    padding-block: clamp(2.5rem, 6vw, 5rem);
}

.f2s-topic-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 1.25rem;
    max-width: 52rem;
}

.f2s-topic-card {
    position: relative;
    padding: 1.6rem 1.75rem 1.5rem;
    background: var(--amtecco-graphite, #1a1d20);
    border-left: 4px solid var(--f2s-accent);
    border-radius: 0 var(--amtecco-radius, 4px) var(--amtecco-radius, 4px) 0;
}

.f2s-page .f2s-topic-card h2 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(1.3rem, 1.1rem + 0.6vw, 1.65rem);
    letter-spacing: -0.02em;
    line-height: 1.25;
    margin: 0.6rem 0 0;
}

.f2s-page .f2s-topic-card h2 a {
    text-decoration: none;
}

.f2s-page .f2s-topic-card h2 a::after {
    content: "";
    position: absolute;
    inset: 0;
}

.f2s-page .f2s-topic-card p {
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 0.6rem 0 0;
}

.f2s-page .f2s-topic-card .f2s-tag {
    color: var(--amtecco-steel, #89939d);
    margin: 0;
}

.f2s-more {
    display: inline-block;
    margin-top: 0.9rem;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

/* Topic */
.f2s-hero--topic {
    border-top: 4px solid var(--f2s-accent);
}

.f2s-body {
    padding-block: clamp(2rem, 5vw, 3.5rem);
    font-size: var(--amtecco-type-body, 1.05rem);
    line-height: 1.75;
}

.f2s-page .f2s-body p {
    font-size: var(--amtecco-type-lead, 1.2rem);
    line-height: 1.7;
    margin: 0 0 1.25rem;
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-cta {
    margin-top: 2rem !important;
}

.f2s-pager {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    align-items: start;
    padding-block: 1.75rem 3rem;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-pager a {
    text-decoration: none;
    font-weight: 600;
}

.f2s-pager a span {
    display: block;
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amtecco-steel, #89939d);
    font-weight: 400;
    margin-bottom: 0.3rem;
}

.f2s-pager__issue {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-small, 0.9rem);
    align-self: center;
}

.f2s-pager__next {
    text-align: right;
}

/* Closing */
.f2s-closing {
    padding-block: clamp(3rem, 7vw, 5.5rem);
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    background: var(--amtecco-carbon-deep, #090b0d);
}

.f2s-closing__grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: clamp(2rem, 6vw, 5rem);
}

.f2s-page .f2s-closing p {
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 0.9rem 0 1.4rem;
    max-width: 34rem;
}

.f2s-page .f2s-follow h3 {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--amtecco-steel, #89939d);
    margin: 0 0 1rem;
}

.f2s-follow ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.65rem;
}

/* Status pages and previews */
.f2s-status-page .f2s-hero {
    min-height: 55vh;
}

.f2s-status-page .f2s-button {
    margin-top: 2rem;
}

.f2s-status-page form {
    margin-top: 2rem;
    display: grid;
    gap: 1rem;
    max-width: 28rem;
}

.f2s-preview-banner {
    margin: 0;
    padding: 0.75rem 1.5rem;
    text-align: center;
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-small, 0.9rem);
    background: #f4a934;
    color: #121416;
}

/* Motion: a short staggered reveal, and the card-to-article morph. */
@media (prefers-reduced-motion: no-preference) {
    .f2s-reveal {
        animation: f2s-reveal var(--amtecco-motion-reveal, 420ms) var(--amtecco-ease-out, ease-out) both;
        animation-delay: calc(var(--f2s-index, 0) * var(--amtecco-motion-stagger, 60ms));
    }

    ::view-transition-old(root),
    ::view-transition-new(root) {
        animation-duration: 260ms;
        animation-timing-function: var(--amtecco-ease-standard, ease);
    }

    ::view-transition-group(*) {
        animation-duration: 420ms;
        animation-timing-function: var(--amtecco-ease-out, ease-out);
    }
}

@keyframes f2s-reveal {
    from {
        opacity: 0;
        transform: translateY(var(--amtecco-motion-distance, 14px));
    }
}

@media (prefers-reduced-motion: reduce) {
    @view-transition {
        navigation: none;
    }

    ::view-transition-group(*),
    ::view-transition-old(*),
    ::view-transition-new(*) {
        animation: none !important;
    }
}

@media (max-width: 860px) {
    .f2s-hero__grid,
    .f2s-closing__grid {
        grid-template-columns: 1fr;
    }

    .f2s-issue-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .f2s-facts div {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }

    .f2s-pager {
        grid-template-columns: 1fr 1fr;
    }

    .f2s-pager__issue {
        grid-column: 1 / -1;
        order: -1;
    }
}

/* ------------------------------------------------------------------ */
/* Visual stories (research 2026-10-25): edition page and story page. */
/* ------------------------------------------------------------------ */

.f2s-page .f2s-section-label {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--amtecco-paper, #f4f1ea);
    margin: 0 0 1.25rem;
    padding-left: 0.75rem;
    border-left: 3px solid var(--f2s-accent, var(--amtecco-action, #c54b3c));
}

/* Masthead */
.f2s-masthead {
    padding-block: clamp(3.5rem, 7vw, 6rem) clamp(2rem, 4vw, 3rem);
}

.f2s-page .f2s-masthead__name {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(3rem, 2rem + 5vw, 6.5rem);
    line-height: 0.95;
    letter-spacing: -0.05em;
    margin: 0 0 1.2rem;
}

/* Lead feed */
.f2s-leadfeed {
    padding-block: clamp(1rem, 3vw, 2rem) clamp(3rem, 6vw, 5rem);
}

.f2s-leadfeed__grid,
.f2s-story__hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}

.f2s-leadfeed__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.f2s-page .f2s-leadfeed__text h1 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(2.2rem, 1.5rem + 2.8vw, 3.9rem);
    line-height: 1.04;
    letter-spacing: -0.04em;
    margin: 0.5rem 0 1rem;
}

.f2s-page .f2s-leadfeed__text h1 a {
    text-decoration: none;
}

.f2s-leadfeed__text .f2s-button {
    margin-top: 1.75rem;
}

/* Loops and films: a framed panel, never full-bleed noise. */
.f2s-loop {
    margin: 0;
}

.f2s-loop__frame {
    position: relative;
    aspect-ratio: 1080 / 1160;
    background: #090b0d;
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-radius: var(--amtecco-radius, 4px);
    overflow: hidden;
}

.f2s-loop__frame video,
.f2s-loop__frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.f2s-loop__toggle {
    position: absolute;
    right: 0.75rem;
    bottom: 0.75rem;
    padding: 0.45rem 0.75rem;
    font: 600 0.75rem/1 var(--amtecco-mono, monospace);
    letter-spacing: 0.06em;
    color: var(--amtecco-paper, #f4f1ea);
    background: rgba(9, 11, 13, 0.78);
    border: 1px solid var(--amtecco-line-strong, rgba(244, 241, 234, 0.25));
    border-radius: 999px;
    cursor: pointer;
}

.f2s-loop__toggle .f2s-loop__pause,
.f2s-loop__toggle[aria-pressed="true"] .f2s-loop__play {
    display: none;
}

.f2s-loop__toggle[aria-pressed="true"] .f2s-loop__pause {
    display: inline;
}

.f2s-loop figcaption,
.f2s-film figcaption {
    margin-top: 0.75rem;
    font-size: var(--amtecco-type-small, 0.9rem);
    color: var(--amtecco-steel, #89939d);
}

/* Cards */
.f2s-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
    gap: 1.5rem;
}

.f2s-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--amtecco-graphite, #1a1d20);
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-top: 3px solid var(--f2s-accent);
    border-radius: var(--amtecco-radius, 4px);
    overflow: hidden;
    transition: transform var(--amtecco-motion-ui, 200ms) var(--amtecco-ease-standard, ease), border-color var(--amtecco-motion-ui, 200ms);
}

.f2s-card:hover {
    border-color: var(--amtecco-line-strong, rgba(244, 241, 234, 0.25));
}

.f2s-card__media {
    position: relative;
    aspect-ratio: 1 / 1;
    background: #090b0d;
}

.f2s-card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.f2s-card__badge {
    display: inline-block;
    margin-left: 0.75rem;
    padding: 0.25rem 0.55rem;
    font: 600 0.7rem/1 var(--amtecco-mono, monospace);
    letter-spacing: 0.06em;
    text-transform: none;
    color: var(--amtecco-paper, #f4f1ea);
    border: 1px solid var(--f2s-accent);
    border-radius: 999px;
}

.f2s-card__body {
    padding: 1.25rem 1.35rem 1.5rem;
}

.f2s-page .f2s-card h3 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.3rem;
    line-height: 1.22;
    letter-spacing: -0.02em;
    margin: 0.5rem 0 0.6rem;
}

.f2s-page .f2s-card h3 a {
    text-decoration: none;
}

.f2s-page .f2s-card h3 a::after {
    content: "";
    position: absolute;
    inset: 0;
}

.f2s-page .f2s-card p {
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 0;
    font-size: var(--amtecco-type-small, 0.95rem);
}

.f2s-inchain,
.f2s-more-stories {
    padding-block: clamp(2.5rem, 6vw, 4.5rem);
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

/* Signal and On air */
.f2s-signature,
.f2s-extras {
    padding-block: clamp(2.5rem, 6vw, 4.5rem);
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-signature__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(2rem, 6vw, 5rem);
    align-items: start;
}

.f2s-signal {
    margin: 0;
    --f2s-accent: #4d8fff;
}

.f2s-page .f2s-signal__value,
.f2s-page .f2s-stat__value {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(4rem, 2.5rem + 6vw, 8rem);
    line-height: 0.9;
    letter-spacing: -0.05em;
    margin: 0 0 1rem;
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-signal figcaption,
.f2s-stat figcaption {
    display: grid;
    gap: 0.5rem;
    max-width: 30rem;
    color: var(--amtecco-paper-soft, #d9d5cd);
}

.f2s-signal__label,
.f2s-stat__label {
    font-size: var(--amtecco-type-lead, 1.2rem);
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-page .f2s-stat__source {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    color: var(--amtecco-steel, #89939d);
    margin: 0;
}

.f2s-onair ul,
.f2s-events ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0;
}

.f2s-onair li {
    display: grid;
    grid-template-columns: 7.5rem 1fr;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-onair__tag {
    align-self: start;
    justify-self: start;
    font: 600 0.72rem/1 var(--amtecco-mono, monospace);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--f2s-accent);
    border-radius: 999px;
}

.f2s-onair__text {
    color: var(--amtecco-paper-soft, #d9d5cd);
}

.f2s-onair__text strong {
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-onair__text a {
    margin-left: 0.25rem;
    white-space: nowrap;
}

.f2s-events li {
    display: grid;
    gap: 0.2rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-page .f2s-question__text {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin: 0 0 0.75rem;
}

/* Story page */
.f2s-story__hero {
    padding-block: clamp(3rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4rem);
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-page .f2s-story__intro h1 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(2.3rem, 1.5rem + 3vw, 4.2rem);
    line-height: 1.02;
    letter-spacing: -0.045em;
    margin: 1rem 0 1.25rem;
}

.f2s-story__tag {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.f2s-story__rule {
    display: inline-block;
    width: 2rem;
    height: 3px;
    background: var(--f2s-accent);
}

.f2s-page .f2s-story__byline {
    margin: 1.5rem 0 0;
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    color: var(--amtecco-steel, #89939d);
}

.f2s-story__body {
    width: min(100% - 3rem, 46rem);
    padding-block: clamp(2.5rem, 6vw, 4rem);
}

.f2s-page .f2s-story__answer {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(1.35rem, 1.1rem + 0.9vw, 1.75rem);
    line-height: 1.4;
    letter-spacing: -0.015em;
    margin: 0 0 2.5rem;
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-block {
    margin: 0 0 3rem;
}

.f2s-page .f2s-block--text p {
    font-size: var(--amtecco-type-lead, 1.2rem);
    line-height: 1.7;
    margin: 0 0 1.25rem;
}

.f2s-bullets {
    margin: 0 0 1.25rem;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.65rem;
}

.f2s-bullets li {
    position: relative;
    padding-left: 1.5rem;
    font-size: var(--amtecco-type-lead, 1.2rem);
    line-height: 1.55;
}

.f2s-bullets li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.7em;
    width: 0.6rem;
    height: 2px;
    background: var(--f2s-accent);
}

.f2s-stat {
    padding: 2rem 0;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-quote blockquote {
    margin: 0;
    padding-left: 1.5rem;
    border-left: 3px solid var(--f2s-accent);
}

.f2s-page .f2s-quote blockquote p {
    font-family: var(--amtecco-display, sans-serif);
    font-size: clamp(1.4rem, 1.1rem + 1vw, 2rem);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin: 0;
}

.f2s-quote figcaption {
    margin-top: 0.75rem;
    padding-left: 1.5rem;
    color: var(--amtecco-steel, #89939d);
}

.f2s-checklist ol {
    counter-reset: f2s-step;
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.75rem;
}

.f2s-checklist li {
    counter-increment: f2s-step;
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: var(--amtecco-graphite, #1a1d20);
    border-radius: var(--amtecco-radius, 4px);
    font-size: var(--amtecco-type-body, 1.05rem);
}

.f2s-checklist li::before {
    content: counter(f2s-step, decimal-leading-zero);
    font-family: var(--amtecco-mono, monospace);
    color: var(--f2s-accent);
}

.f2s-page .f2s-checklist h3 {
    font-size: 1.2rem;
    margin: 0 0 1rem;
}

.f2s-film__frame {
    max-width: 26rem;
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-radius: var(--amtecco-radius, 4px);
    overflow: hidden;
    background: #090b0d;
}

.f2s-film video {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 720 / 766;
}

.f2s-film figcaption {
    display: grid;
    gap: 0.25rem;
}

.f2s-film figcaption strong {
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-film__meta {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
}

/* Chart */
.f2s-page .f2s-chart__title {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.35rem;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-chart__bars {
    list-style: none;
    margin: 0 0 1rem;
    padding: 0;
    display: grid;
    gap: 0.9rem;
}

.f2s-chart__bars li {
    display: grid;
    grid-template-columns: minmax(6rem, 10rem) 1fr 4rem;
    gap: 1rem;
    align-items: center;
}

.f2s-chart__label {
    font-size: var(--amtecco-type-small, 0.95rem);
    color: var(--amtecco-paper-soft, #d9d5cd);
}

.f2s-chart__track {
    height: 1.5rem;
    background: var(--amtecco-graphite, #1a1d20);
    border-radius: 2px;
    overflow: hidden;
}

.f2s-chart__bar {
    display: block;
    height: 100%;
    width: var(--f2s-bar);
    background: rgba(244, 241, 234, 0.32);
}

.f2s-chart__bars li.is-highlight .f2s-chart__bar {
    background: var(--f2s-accent);
}

.f2s-chart__value {
    font-family: var(--amtecco-mono, monospace);
    font-size: 1.05rem;
    text-align: right;
}

.f2s-chart__data {
    margin-top: 1rem;
    font-size: var(--amtecco-type-small, 0.9rem);
}

.f2s-chart__data summary {
    cursor: pointer;
    color: var(--amtecco-steel, #89939d);
}

.f2s-chart__data table {
    margin-top: 0.75rem;
    border-collapse: collapse;
}

.f2s-chart__data th,
.f2s-chart__data td {
    padding: 0.35rem 1.5rem 0.35rem 0;
    text-align: left;
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

/* Step diagram: sticky panel beside the steps that light it up. */
.f2s-chain {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    margin-inline: calc(-1 * clamp(0rem, 8vw, 8rem));
}

.f2s-chain__sticky {
    position: sticky;
    top: calc(var(--f2s-nav, 79px) + 3.75rem);
    align-self: start;
}

.f2s-chain__diagram {
    list-style: none;
    margin: 0;
    padding: 1.5rem 1.25rem;
    background: var(--amtecco-graphite, #1a1d20);
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-radius: var(--amtecco-radius, 4px);
    display: grid;
    gap: 0;
}

.f2s-chain__node {
    position: relative;
    display: grid;
    grid-template-columns: 1.25rem auto 1fr;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.85rem 0;
    opacity: 1;
}

.f2s-chain__node:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 0.44rem;
    top: 2.1rem;
    bottom: -0.6rem;
    width: 2px;
    background: var(--amtecco-line-strong, rgba(244, 241, 234, 0.25));
}

.f2s-chain__dot {
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 2px;
    background: var(--f2s-node);
}

.f2s-chain__verb {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    color: var(--f2s-node);
}

.f2s-chain__service {
    font-family: var(--amtecco-mono, monospace);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--amtecco-steel, #89939d);
}

.f2s-chain__steps {
    list-style: none;
    margin: 0;
    padding: 0;
}

.f2s-chain__step {
    padding: 2.5rem 0;
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-page .f2s-chain__step h3 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.6rem;
    letter-spacing: -0.03em;
    margin: 0.5rem 0;
}

.f2s-page .f2s-chain__step p:last-child {
    font-size: var(--amtecco-type-lead, 1.2rem);
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 0;
}

/* With JS and motion welcome, the diagram follows the step being read. */
.f2s-chain[data-f2s-active] .f2s-chain__node {
    opacity: 0.35;
    transition: opacity var(--amtecco-motion-reveal, 420ms) var(--amtecco-ease-out, ease-out);
}

.f2s-chain[data-f2s-active] .f2s-chain__node.is-reached {
    opacity: 1;
}

.f2s-chain[data-f2s-active] .f2s-chain__node.is-current .f2s-chain__dot {
    box-shadow: 0 0 0 4px rgba(244, 241, 234, 0.12);
}

.f2s-sources {
    margin-top: 3rem;
    padding: 1.5rem;
    background: var(--amtecco-graphite, #1a1d20);
    border-radius: var(--amtecco-radius, 4px);
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.8rem);
}

.f2s-page .f2s-sources h2 {
    font-family: var(--amtecco-mono, monospace);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin: 0 0 0.75rem;
}

.f2s-sources ul {
    margin: 0;
    padding-left: 1.1rem;
    display: grid;
    gap: 0.4rem;
}

.f2s-story__next {
    margin: 0 0 1rem;
}

@media (prefers-reduced-motion: no-preference) {
    .f2s-chart.is-visible .f2s-chart__bar {
        animation: f2s-grow 900ms var(--amtecco-ease-out, ease-out) both;
    }

    .f2s-card:hover {
        transform: translateY(-2px);
    }
}

@keyframes f2s-grow {
    from {
        width: 0;
    }
}

@media (max-width: 860px) {
    .f2s-leadfeed__grid,
    .f2s-story__hero-grid,
    .f2s-signature__grid,
    .f2s-chain {
        grid-template-columns: 1fr;
    }

    .f2s-chain {
        margin-inline: 0;
    }

    .f2s-chain__sticky {
        top: calc(var(--f2s-nav, 79px) + 3rem);
        z-index: 2;
    }

    .f2s-chain__diagram {
        display: flex;
        flex-wrap: wrap;
        gap: 0.4rem 1rem;
        padding: 0.85rem 1rem;
        background: rgba(26, 29, 32, 0.96);
    }

    .f2s-chain__node {
        grid-template-columns: auto auto;
        padding: 0;
    }

    .f2s-chain__node::after,
    .f2s-chain__service {
        display: none;
    }

    .f2s-chain__verb {
        font-size: 0.95rem;
    }

    .f2s-story__visual {
        max-width: 26rem;
    }

    .f2s-onair li {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .f2s-chart__bars li {
        grid-template-columns: 1fr 3.5rem;
    }

    .f2s-chart__label {
        grid-column: 1 / -1;
    }
}

/* Story bar: always shows the way back to the issue. */
.f2s-storybar {
    position: sticky;
    top: var(--f2s-nav, 79px);
    z-index: 5;
    background: rgba(18, 20, 22, 0.94);
    border-bottom: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    backdrop-filter: blur(8px);
}

.f2s-storybar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: 2.9rem;
}

.f2s-page .f2s-storybar__back {
    font-weight: 600;
    color: var(--amtecco-paper, #f4f1ea);
    text-decoration: none;
}

.f2s-page .f2s-storybar__back:hover,
.f2s-page .f2s-storybar__back:focus-visible {
    text-decoration: underline;
}

.f2s-storybar__all {
    color: var(--amtecco-steel, #89939d);
    font-weight: 400;
}

.f2s-storybar__count {
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.08em;
    color: var(--amtecco-steel, #89939d);
    white-space: nowrap;
}

/* End of story: back first, one next story second. */
.f2s-story-end {
    padding-block: clamp(2.5rem, 6vw, 4rem);
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-story-end__inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.f2s-page .f2s-story-end__next {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 30rem;
    padding: 0.75rem 1.25rem 0.75rem 0.75rem;
    color: var(--amtecco-paper, #f4f1ea);
    text-decoration: none;
    background: var(--amtecco-graphite, #1a1d20);
    border: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
    border-left: 3px solid var(--f2s-accent);
    border-radius: var(--amtecco-radius, 4px);
}

.f2s-story-end__next img {
    width: 88px;
    height: 88px;
    object-fit: cover;
    border-radius: 2px;
    flex: none;
}

.f2s-story-end__next > span {
    display: grid;
    gap: 0.35rem;
}

.f2s-page .f2s-story-end__next:hover strong {
    text-decoration: underline;
}

@media (max-width: 560px) {
    .f2s-storybar__all {
        display: none;
    }
}

/* From AMTECCO: wins, events, partnerships, milestones, what's next. */
.f2s-company {
    padding-block: clamp(2.5rem, 6vw, 4.5rem);
    border-top: 1px solid var(--amtecco-line, rgba(244, 241, 234, 0.14));
}

.f2s-company__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
    gap: 2rem 2.5rem;
}

.f2s-company__list li {
    padding-top: 1rem;
    border-top: 2px solid var(--amtecco-paper, #f4f1ea);
}

.f2s-page .f2s-company__meta {
    display: flex;
    gap: 0.75rem;
    margin: 0 0 0.6rem;
    font-family: var(--amtecco-mono, monospace);
    font-size: var(--amtecco-type-caption, 0.78rem);
    letter-spacing: 0.08em;
    color: var(--amtecco-steel, #89939d);
}

.f2s-company__kind {
    text-transform: uppercase;
    color: var(--amtecco-paper, #f4f1ea);
}

.f2s-page .f2s-company h3 {
    font-family: var(--amtecco-display, sans-serif);
    font-size: 1.35rem;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 0 0 0.5rem;
}

.f2s-page .f2s-company li p:not(.f2s-company__meta) {
    color: var(--amtecco-paper-soft, #d9d5cd);
    margin: 0 0 0.6rem;
}