.apap-case-single {
    --case-ink: #111827;
    --case-muted: #667085;
    --case-line: #d9e2ef;
    --case-panel: #ffffff;
    --case-soft: #f4f8fc;
    --case-accent: var(--apap-color-accent, #014098);
    --case-accent-dark: var(--apap-color-accent-dark, #00317d);
    background: linear-gradient(180deg, #f7fafc 0, #ffffff 36rem);
    color: var(--case-ink);
}

.apap-case-hero {
    position: relative;
    min-height: clamp(420px, 55vh, 620px);
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    background: #10233f;
}

.apap-case-hero__media,
.apap-case-hero__media img,
.apap-case-hero__placeholder {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.apap-case-hero__media img {
    object-fit: cover;
}

.apap-case-hero__placeholder {
    background:
        linear-gradient(135deg, rgba(1, 64, 152, 0.78), rgba(6, 24, 44, 0.92)),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px 76px);
}

.apap-case-hero__shade {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(5, 12, 24, 0.9) 0%, rgba(5, 12, 24, 0.62) 46%, rgba(5, 12, 24, 0.24) 100%),
        linear-gradient(180deg, rgba(5, 12, 24, 0.14) 0%, rgba(5, 12, 24, 0.82) 100%);
}

.apap-case-hero__inner {
    position: relative;
    z-index: 1;
    padding-top: clamp(88px, 12vw, 132px);
    padding-bottom: clamp(48px, 8vw, 88px);
}

.apap-case-kicker {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 13px;
    border: 1px solid rgba(255, 255, 255, 0.32);
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    backdrop-filter: blur(12px);
}

.apap-case-title {
    max-width: 920px;
    margin: 22px 0 0;
    color: #ffffff;
    font-size: clamp(2.25rem, 4.5vw, 4.85rem);
    line-height: 1.06;
    font-weight: 850;
    letter-spacing: 0;
}

.apap-case-summary {
    max-width: 760px;
    margin: 22px 0 0;
    color: rgba(255, 255, 255, 0.86);
    font-size: clamp(1.05rem, 0.45vw + 1rem, 1.25rem);
    line-height: 1.72;
}

.apap-case-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.apap-case-meta span {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0 12px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

.apap-case-layout {
    display: grid;
    width: min(1520px, calc(100% - 48px));
    grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
    padding-top: clamp(44px, 7vw, 84px);
    padding-bottom: clamp(28px, 5vw, 56px);
}

.apap-case-article {
    min-width: 0;
}

.apap-case-content {
    max-width: 1120px;
    padding: clamp(24px, 4vw, 46px);
    background: var(--case-panel);
    border: 1px solid var(--case-line);
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
}

.apap-case-content.apap-prose {
    font-size: clamp(1rem, 0.35vw + 0.96rem, 1.125rem);
    color: #263241;
}

.apap-case-content.apap-prose h2 {
    border-bottom-color: #dfe7f1;
    color: var(--case-ink);
}

.apap-case-content.apap-prose h3,
.apap-case-content.apap-prose h4 {
    color: var(--case-ink);
}

.apap-case-content.apap-prose img {
    width: auto;
    max-width: 100%;
    height: auto;
}

.apap-case-content.apap-prose .wp-block-image img,
.apap-case-content.apap-prose .wp-block-gallery img {
    display: block;
}

.apap-case-content.apap-prose blockquote,
.apap-case-content.apap-prose .wp-block-quote {
    border-left: 4px solid var(--case-accent);
    background: var(--case-soft);
}

.apap-case-aside {
    position: sticky;
    top: calc(var(--header-sticky-offset, 5rem) + 24px);
}

.apap-case-sidebox {
    padding: 24px;
    background: #ffffff;
    border: 1px solid var(--case-line);
    box-shadow: 0 18px 46px rgba(15, 23, 42, 0.08);
}

.apap-case-sidebox__label {
    margin: 0 0 8px;
    color: var(--case-accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.apap-case-sidebox h2 {
    margin: 0;
    color: var(--case-ink);
    font-size: 1.35rem;
    line-height: 1.25;
}

.apap-case-facts {
    margin: 22px 0 0;
}

.apap-case-facts div {
    padding: 16px 0;
    border-top: 1px solid var(--case-line);
}

.apap-case-facts dt {
    margin-bottom: 5px;
    color: var(--case-muted);
    font-size: 0.82rem;
}

.apap-case-facts dd {
    margin: 0;
    color: var(--case-ink);
    font-weight: 700;
}

.apap-case-facts a {
    color: var(--case-accent);
    text-decoration: none;
}

.apap-case-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 46px;
    margin-top: 22px;
    padding: 0 18px;
    background: var(--case-accent);
    color: #ffffff;
    font-weight: 800;
    text-decoration: none;
    transition: background-color 0.18s ease, transform 0.18s ease;
}

.apap-case-cta:hover {
    background: var(--case-accent-dark);
    transform: translateY(-1px);
}

.apap-case-related {
    display: grid;
    gap: 14px;
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--case-line);
}

.apap-case-related__item {
    display: grid;
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 12px;
    align-items: center;
    color: var(--case-ink);
    text-decoration: none;
}

.apap-case-related__item:hover strong {
    color: var(--case-accent);
}

.apap-case-related__thumb {
    display: block;
    width: 78px;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--case-soft);
}

.apap-case-related__thumb img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.apap-case-related__body {
    min-width: 0;
}

.apap-case-related__body strong {
    display: block;
    color: var(--case-ink);
    font-size: 0.96rem;
    line-height: 1.45;
    transition: color 0.18s ease;
}

.apap-case-related__body span,
.apap-case-related__empty {
    display: block;
    margin-top: 5px;
    color: var(--case-muted);
    font-size: 0.84rem;
}

.apap-case-related__body span {
    white-space: nowrap;
}

.apap-case-related__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 44px;
    margin-top: 20px;
    padding: 0 18px;
    background: var(--case-accent);
    color: #ffffff;
    font-weight: 800;
    text-decoration: none;
    transition: background-color 0.18s ease, transform 0.18s ease;
}

.apap-case-related__button:hover {
    background: var(--case-accent-dark);
    transform: translateY(-1px);
}

.apap-case-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
    padding-bottom: clamp(56px, 8vw, 96px);
}

.apap-case-nav__item a {
    display: block;
    min-height: 108px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid var(--case-line);
    color: var(--case-ink);
    text-decoration: none;
    transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.apap-case-nav__item a:hover {
    border-color: rgba(1, 64, 152, 0.38);
    box-shadow: 0 16px 42px rgba(15, 23, 42, 0.08);
    transform: translateY(-1px);
}

.apap-case-nav__item span {
    display: block;
    margin-bottom: 8px;
    color: var(--case-muted);
    font-size: 0.86rem;
}

.apap-case-nav__item strong {
    display: block;
    font-size: 1.05rem;
    line-height: 1.45;
}

.apap-case-nav__item--next {
    text-align: right;
}

@media (max-width: 920px) {
    .apap-case-layout {
        grid-template-columns: 1fr;
    }

    .apap-case-content {
        max-width: none;
    }

    .apap-case-aside {
        position: static;
    }
}

@media (max-width: 640px) {
    .apap-case-hero {
        min-height: 440px;
    }

    .apap-case-layout {
        padding-top: 28px;
    }

    .apap-case-content,
    .apap-case-sidebox,
    .apap-case-nav__item a {
        padding: 18px;
    }

    .apap-case-nav {
        grid-template-columns: 1fr;
    }

    .apap-case-nav__item--next {
        text-align: left;
    }
}