/* Platform & Technology — editorial harbour-tech page */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,500;0,9..144,700;1,9..144,500&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');
@import url('common.css');

.pt-page {
    --pt-paper: #f0ebe3;
    --pt-paper-line: rgba(15, 48, 87, 0.08);
    --pt-ink: #0f3057;
    --pt-muted: #4d5c6a;
    --pt-night: #071018;
    --pt-sea: #00587a;
    --pt-sea-deep: #0a3d52;
    --pt-brass: #e7a917;
    --pt-brass-soft: #f5d78a;
    --pt-border: rgba(15, 48, 87, 0.12);
    --pt-display: 'Fraunces', Georgia, 'Times New Roman', serif;
    --pt-ui: 'Plus Jakarta Sans', var(--nav-font);
    --pt-radius: 10px;
    --pt-num-col: 6.4rem;
    --pt-section-pad: clamp(5rem, 8vw, 7.5rem);
    --pt-text-label: 1.3rem;
    --pt-text-caption: 1.45rem;
    --pt-text-sm: 1.55rem;
    --pt-text-base: 1.65rem;
    --pt-text-md: 1.75rem;
    --pt-text-deck: 1.7rem;
    --pt-leading: 1.7;
    background: transparent;
}

body.pt-page {
    background: transparent;
}

.pt-page main {
    background: transparent;
    position: relative;
    z-index: 1;
    font-size: var(--pt-text-base);
    line-height: var(--pt-leading);
}

.pt-page .page-title {
    display: none;
}

.pt-wrap {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 clamp(1.6rem, 3vw, 2.4rem);
}

/* ── Hero ── */
.pt-hero {
    padding: calc(var(--header-height) + 3.5rem) clamp(1.6rem, 3vw, 2.4rem) clamp(4.5rem, 7vw, 6rem);
    background: linear-gradient(155deg, var(--pt-night) 0%, var(--primary-dark) 48%, var(--pt-sea-deep) 100%);
    color: var(--white);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.pt-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 39px,
            rgba(255, 255, 255, 0.03) 39px,
            rgba(255, 255, 255, 0.03) 40px
        );
    pointer-events: none;
}

.pt-hero::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: min(90%, 900px);
    height: 120%;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, rgba(231, 169, 23, 0.08) 0%, transparent 62%);
    pointer-events: none;
}

.pt-hero-grid {
    position: relative;
    z-index: 1;
    max-width: 1140px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(2.4rem, 5vw, 4.5rem);
    align-items: center;
}

.pt-hero-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pt-hero-aside {
    display: flex;
    align-items: center;
    justify-content: center;
}

.pt-eyebrow {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-label);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--pt-brass-soft);
    margin-bottom: 1.2rem;
}

.pt-eyebrow--dark {
    color: var(--pt-sea);
}

.pt-hero h1 {
    font-family: var(--pt-display);
    font-size: clamp(3.2rem, 5.2vw, 5.2rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 1.4rem;
}

.pt-hero-lead {
    font-size: var(--pt-text-md);
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.88);
    max-width: 52ch;
    margin-bottom: 2.4rem;
}

.pt-hero-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.65rem;
    max-width: 100%;
    width: min(100%, 46rem);
}

.pt-hero-nav a {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-caption);
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 0.7rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.05);
    text-align: center;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.pt-hero-nav a:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.4);
}

.pt-hero-nav a:focus-visible {
    outline: 2px solid var(--pt-brass-soft);
    outline-offset: 3px;
}

/* Harbour log card */
.pt-log-card {
    width: 100%;
    max-width: 38rem;
    background: rgba(7, 16, 24, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--pt-radius);
    padding: 2rem 2.2rem;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}

.pt-log-label {
    display: block;
    font-family: var(--pt-ui);
    font-size: var(--pt-text-label);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--pt-brass);
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pt-log-lines {
    list-style: none;
}

.pt-log-lines li {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-sm);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    padding: 0.55rem 0;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    display: grid;
    grid-template-columns: 4.8rem 1fr;
    gap: 1rem;
    align-items: baseline;
}

.pt-log-lines li:last-child {
    border-bottom: none;
}

.pt-log-lines span {
    font-variant-numeric: tabular-nums;
    color: var(--pt-brass-soft);
    flex-shrink: 0;
    min-width: 4.2rem;
}

/* ── Thesis strip ── */
.pt-thesis {
    padding: clamp(3rem, 5vw, 4.5rem) 0;
    background-color: var(--white);
    border-bottom: 1px solid var(--pt-border);
    position: relative;
    z-index: 1;
}

.pt-thesis .pt-wrap {
    display: flex;
    justify-content: center;
}

.pt-thesis-text {
    font-family: var(--pt-display);
    font-size: clamp(2rem, 3vw, 2.6rem);
    line-height: 1.6;
    color: var(--pt-ink);
    text-align: center;
    max-width: 52ch;
    margin: 0 auto;
    font-weight: 500;
}

.pt-thesis-text em {
    font-style: italic;
    color: var(--pt-sea);
}

/* ── Chapters ── */
.pt-chapter {
    padding: var(--pt-section-pad) 0;
    position: relative;
    z-index: 1;
}

/* alt-bg sections — ocean shows through (ch 01, ch 03) */
.pt-chapter.alt-bg {
    background-color: rgba(0, 88, 122, 0.05);
}

/* solid dark band — no ocean (ch 02) */
.pt-chapter--sea.pt-chapter--solid {
    background: linear-gradient(168deg, var(--primary-dark) 0%, #0a4a62 100%);
    color: var(--white);
}

.pt-chapter-head {
    display: grid;
    grid-template-columns: var(--pt-num-col) 1fr;
    gap: 0.6rem 2.4rem;
    align-items: start;
    margin-bottom: clamp(3rem, 5vw, 4rem);
}

.pt-chapter-head--light .pt-eyebrow {
    color: var(--pt-brass-soft);
}

.pt-chapter-num {
    font-family: var(--pt-display);
    font-size: clamp(3.2rem, 4.5vw, 4.8rem);
    font-weight: 700;
    line-height: 1;
    color: rgba(15, 48, 87, 0.12);
    text-align: right;
    padding-top: 0.35rem;
    user-select: none;
}

.pt-chapter-num--light {
    color: rgba(255, 255, 255, 0.12);
}

.pt-chapter-head h2 {
    font-family: var(--pt-display);
    font-size: clamp(2.4rem, 3.8vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 0.6rem;
    color: var(--pt-ink);
}

.pt-chapter-head--light h2 {
    color: var(--white);
}

.pt-chapter-deck {
    font-size: var(--pt-text-deck);
    line-height: 1.65;
    color: var(--pt-muted);
    max-width: 56ch;
}

.pt-chapter-deck--light {
    color: rgba(255, 255, 255, 0.72);
}

.pt-chapter-deck strong {
    color: var(--pt-sea);
    font-weight: 700;
}

.pt-chapter-head--light .pt-chapter-deck strong {
    color: var(--pt-brass);
}

/* ── Digital trading — centred symmetric layout ── */
.pt-chapter--digital .pt-chapter-head--center {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    margin-bottom: clamp(3rem, 5vw, 4rem);
}

.pt-chapter--digital .pt-chapter-num {
    text-align: center;
    padding-top: 0;
    line-height: 1;
}

.pt-chapter--digital .pt-chapter-deck {
    margin-inline: auto;
    text-align: center;
}

.pt-wrap--digital {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.pt-wrap--digital > * {
    align-self: stretch;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.pt-chapter--digital .pt-split {
    width: 100%;
    margin-bottom: clamp(2rem, 3vw, 2.5rem);
}

.pt-chapter--digital .pt-split-copy {
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
    align-items: center;
}

.pt-chapter--digital .pt-today-tomorrow {
    width: 100%;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.pt-chapter--digital .pt-preview-showcase {
    width: 100%;
    margin-bottom: clamp(2.5rem, 4vw, 3.5rem);
}

.pt-chapter--digital .pt-moment-grid {
    width: 100%;
}

/* ── Digital trading split ── */
.pt-split {
    margin-bottom: clamp(2rem, 3vw, 2.5rem);
}

.pt-split-copy {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pt-split-copy p {
    font-size: var(--pt-text-base);
    line-height: var(--pt-leading);
    color: var(--pt-muted);
    margin-bottom: 1.2rem;
}

.pt-muted {
    font-size: var(--pt-text-sm) !important;
    opacity: 0.92;
}

.pt-today-tomorrow {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
    margin: 2rem 0;
    align-items: stretch;
}

.pt-today-tomorrow article {
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1.6rem;
    border: 1px solid var(--pt-border);
    border-radius: var(--pt-radius);
    background: var(--white);
    min-height: 100%;
}

.pt-today-tomorrow--next {
    border-top: 3px solid var(--pt-brass) !important;
    background: linear-gradient(180deg, #fffdf8 0%, var(--white) 100%) !important;
}

.pt-today-tomorrow h3 {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-label);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--pt-sea);
    margin-bottom: 0.6rem;
}

.pt-today-tomorrow p {
    font-size: var(--pt-text-sm) !important;
    line-height: var(--pt-leading) !important;
    margin-bottom: 0 !important;
}

/* Preview frames — full-width showcase */
.pt-preview-showcase {
    margin-bottom: clamp(2.5rem, 4vw, 3.5rem);
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.pt-preview-stack {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.6rem, 3vw, 2.4rem);
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.pt-preview {
    margin: 0;
    display: flex;
    flex-direction: column;
    height: 100%;
    min-width: 0;
    max-width: 100%;
}

.pt-preview-frame {
    position: relative;
    border-radius: var(--pt-radius);
    overflow: hidden;
    border: 1px solid var(--pt-border);
    box-shadow: 0 18px 48px rgba(15, 48, 87, 0.16);
    background: var(--white);
    aspect-ratio: 16 / 10;
    min-height: clamp(220px, 32vw, 340px);
    flex: 1;
    width: 100%;
    max-width: 100%;
    min-width: 0;
}

.pt-preview-img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    filter: blur(1.5px) saturate(0.95);
    transform: scale(1.01);
    user-select: none;
    pointer-events: none;
}

.pt-preview-veil {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem;
    background: rgba(7, 16, 24, 0.38);
    box-sizing: border-box;
}

.pt-preview-veil span {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-caption);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.92);
    text-align: center;
    padding: 0.7rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 6px;
    background: rgba(15, 48, 87, 0.45);
    max-width: 100%;
    line-height: 1.35;
    word-break: break-word;
}

.pt-preview figcaption {
    margin-top: 0.75rem;
    font-size: var(--pt-text-sm);
    line-height: 1.55;
    color: var(--pt-muted);
    font-style: italic;
    text-align: center;
    flex-shrink: 0;
}

/* Moment grid */
.pt-moment-grid {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.2rem;
    padding-top: clamp(2rem, 3vw, 2.5rem);
    margin-top: 0.5rem;
    border-top: 1px solid var(--pt-border);
    align-items: stretch;
}

.pt-moment-grid li {
    display: flex;
    flex-direction: column;
    padding: 1.6rem 1.7rem;
    background: var(--white);
    border: 1px solid var(--pt-border);
    border-radius: var(--pt-radius);
    min-height: 100%;
}

.pt-moment-label {
    display: block;
    font-family: var(--pt-ui);
    font-size: var(--pt-text-label);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--pt-sea);
    margin-bottom: 0.55rem;
}

.pt-moment-grid p {
    font-size: var(--pt-text-base);
    line-height: var(--pt-leading);
    color: var(--pt-muted);
    margin: 0;
    flex: 1;
}

/* ── Buttons ── */
.pt-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 1.9rem;
    font-family: var(--pt-ui);
    font-size: var(--pt-text-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--pt-radius);
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.pt-btn:focus-visible {
    outline: 2px solid var(--pt-brass);
    outline-offset: 3px;
}

.pt-btn--gold {
    color: var(--pt-ink);
    background: linear-gradient(135deg, var(--pt-brass-soft) 0%, var(--pt-brass) 100%);
    box-shadow: 0 4px 18px rgba(231, 169, 23, 0.3);
}

.pt-btn--gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(231, 169, 23, 0.4);
}

.pt-btn--outline {
    color: var(--white);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.pt-btn--outline:hover {
    background: rgba(255, 255, 255, 0.08);
}

/* ── Capability cards ── */
.pt-cap-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: clamp(3rem, 5vw, 4rem);
}

.pt-cap {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.8rem, 3vw, 2.4rem);
    align-items: stretch;
    padding: clamp(1.6rem, 2.5vw, 2rem);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--pt-radius);
}

.pt-cap--reverse .pt-cap-visual {
    order: 2;
}

.pt-cap--reverse .pt-cap-body {
    order: 1;
}

.pt-cap-body {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.pt-cap-visual {
    position: relative;
    border-radius: var(--pt-radius);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: rgba(0, 0, 0, 0.2);
    min-height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
}

.pt-cap-visual .image-placeholder {
    width: 100%;
    height: 100%;
    min-height: 100%;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
    padding: 2rem;
}

.pt-cap-visual .image-placeholder i {
    font-size: clamp(4rem, 7vw, 6rem);
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.pt-cap-visual .image-placeholder p {
    font-family: var(--pt-ui);
    font-size: clamp(1.65rem, 2.4vw, 2.3rem);
    font-weight: 600;
    margin: 0;
    letter-spacing: 0.02em;
}

.pt-cap:hover .image-placeholder i {
    transform: scale(1.15);
}

.pt-cap-body h3 {
    font-family: var(--pt-display);
    font-size: clamp(2.2rem, 3vw, 2.6rem);
    font-weight: 700;
    margin-bottom: 0.8rem;
    color: var(--white);
}

.pt-cap-body p {
    font-size: var(--pt-text-base);
    line-height: var(--pt-leading);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 1rem;
}

.pt-cap-body ul {
    list-style: none;
    padding: 0;
}

.pt-cap-body ul li {
    font-size: var(--pt-text-sm);
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.6;
    padding: 0.35rem 0 0.35rem 1.4rem;
    position: relative;
}

.pt-cap-body ul li::before {
    content: '\2014';
    position: absolute;
    left: 0;
    color: var(--pt-brass);
}

/* Metrics strip */
.pt-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: var(--pt-radius);
    overflow: hidden;
    align-items: stretch;
}

.pt-metric {
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: rgba(7, 16, 24, 0.35);
    padding: 2rem 1.5rem;
    text-align: center;
    min-height: 11rem;
}

.pt-metric-value {
    display: block;
    font-family: var(--pt-display);
    font-size: clamp(2.4rem, 3.5vw, 3rem);
    font-weight: 700;
    color: var(--pt-brass);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.pt-metric-label {
    font-size: var(--pt-text-caption);
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.78);
}

/* ── Tech stack ledger ── */
.pt-stack-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.2rem;
    margin-bottom: clamp(3rem, 5vw, 4rem);
    align-items: stretch;
}

.pt-stack-col {
    display: flex;
    flex-direction: column;
    padding: 1.8rem 1.6rem;
    background: var(--white);
    border: 1px solid var(--pt-border);
    border-radius: var(--pt-radius);
    border-top: 3px solid var(--pt-sea);
    min-height: 100%;
}

.pt-stack-col h3 {
    font-family: var(--pt-ui);
    font-size: var(--pt-text-label);
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--pt-ink);
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--pt-border);
}

.pt-stack-col ul {
    list-style: none;
    flex: 1;
}

.pt-stack-col ul li {
    font-size: var(--pt-text-sm);
    line-height: 1.6;
    color: var(--pt-muted);
    padding: 0.45rem 0;
    border-bottom: 1px dashed var(--pt-paper-line);
}

.pt-stack-col ul li:last-child {
    border-bottom: none;
}

.pt-quote {
    margin: 0 auto;
    padding: 2.2rem 2.6rem;
    border-top: 3px solid var(--pt-brass);
    border-bottom: 3px solid var(--pt-brass);
    background: var(--white);
    border-radius: var(--pt-radius);
    max-width: 62ch;
    text-align: center;
}

.pt-quote p {
    font-family: var(--pt-display);
    font-size: clamp(1.75rem, 2.6vw, 2.2rem);
    line-height: 1.6;
    color: var(--pt-ink);
    font-weight: 500;
    font-style: italic;
}

/* ── CTA ── */
.pt-cta {
    padding: 0 0 6rem;
    position: relative;
    z-index: 1;
}

.pt-cta-inner {
    text-align: center;
    padding: clamp(3rem, 6vw, 4.5rem) clamp(2rem, 4vw, 3rem);
    background: linear-gradient(145deg, var(--pt-night) 0%, var(--primary-dark) 60%, var(--pt-sea) 100%);
    border-radius: var(--pt-radius);
    color: var(--white);
}

.pt-cta-inner h2 {
    font-family: var(--pt-display);
    font-size: clamp(2.2rem, 3.8vw, 3.2rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.pt-cta-inner p {
    font-size: var(--pt-text-base);
    line-height: var(--pt-leading);
    color: rgba(255, 255, 255, 0.85);
    max-width: 48ch;
    margin: 0 auto 2rem;
}

.pt-cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .pt-hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .pt-hero-copy {
        align-items: center;
    }

    .pt-hero-lead {
        margin-left: auto;
        margin-right: auto;
    }

    .pt-hero-nav {
        width: min(100%, 42rem);
        margin: 0 auto;
    }

    .pt-hero-aside {
        width: 100%;
        max-width: 44rem;
        margin: 0 auto;
    }

    .pt-stack-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pt-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .pt-cap,
    .pt-cap--reverse {
        grid-template-columns: 1fr;
    }

    .pt-cap--reverse .pt-cap-visual,
    .pt-cap--reverse .pt-cap-body {
        order: unset;
    }
}

@media (max-width: 768px) {
    .pt-chapter-head {
        grid-template-columns: 1fr;
        justify-items: center;
        text-align: center;
        max-width: none;
    }

    .pt-chapter-num {
        font-size: 3.2rem;
        text-align: center;
        padding-top: 0;
    }

    .pt-chapter-deck {
        margin-left: auto;
        margin-right: auto;
    }

    .pt-hero-nav {
        grid-template-columns: 1fr;
        width: 100%;
        max-width: 28rem;
    }

    .pt-preview-stack,
    .pt-today-tomorrow,
    .pt-moment-grid {
        grid-template-columns: 1fr;
    }

    .pt-preview-frame {
        min-height: 0;
        aspect-ratio: 16 / 10;
    }

    .pt-preview-img {
        transform: none;
    }

    .pt-preview-veil {
        padding: 1rem;
    }

    .pt-preview-veil span {
        font-size: 1.25rem;
        letter-spacing: 0.04em;
        padding: 0.65rem 0.85rem;
        max-width: calc(100% - 0.5rem);
    }

    .pt-stack-grid {
        grid-template-columns: 1fr;
    }

    .pt-metrics {
        grid-template-columns: 1fr;
    }

    .pt-cta-actions {
        flex-direction: column;
        align-items: stretch;
        max-width: 28rem;
        margin: 0 auto;
    }

    .pt-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .pt-btn:hover {
        transform: none;
    }

    .pt-cap:hover .image-placeholder i {
        transform: none;
    }
}