/* Single post template only. Self-contained: relies only on the design
   tokens, .container, and .btn defined in custom.css (always loaded). */

/* This file only ever loads on single posts, so scoping smooth scroll to
   html here doesn't affect anchor links anywhere else on the site. */
html {
    scroll-behavior: smooth;
}

/* Hero */
.single-hero {
    padding: 48px 24px 0;
}
.single-hero__card {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: var(--cx-ink);
}
.single-hero__media {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}
.single-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(13,13,13,.55) 0%, rgba(13,13,13,.85) 100%);
}
.single-hero__content {
    position: relative;
    max-width: 760px;
    padding: clamp(64px, 10vw, 100px) 32px;
}
.single-hero__date {
    margin: 0 0 14px;
    color: rgba(255, 255, 255, .65);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.single-hero__title {
    margin: 0;
    color: var(--cx-white);
    font-family: var(--cx-heading-font);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.2em;
    font-size: clamp(28px, 4.2vw, 46px);
}
.single-hero__excerpt {
    margin: 18px 0 0;
    max-width: 65ch;
    color: rgba(255, 255, 255, .85);
    font-size: 16px;
    line-height: 1.7;
}

/* Body: TOC sidebar + content */
.single-body {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 56px;
    align-items: start;
    padding: 64px 0 100px;
}
.single-body--no-toc {
    grid-template-columns: 1fr;
}
.single-body--no-toc .single-content {
    max-width: 760px;
    margin: 0 auto;
}

.single-toc {
    position: sticky;
    top: calc(var(--cx-header-h) + 24px);
}
.single-toc__heading {
    margin: 0 0 16px;
    color: var(--cx-ink);
    font-family: var(--cx-heading-font);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 13px;
}
.single-toc__list {
    list-style: none;
    margin: 0;
    padding: 0;
    border-left: 2px solid var(--cx-border);
}
.single-toc__item a {
    display: block;
    padding: 7px 0 7px 16px;
    color: var(--cx-body);
    font-size: 14px;
    line-height: 1.4;
}
.single-toc__item a:hover {
    color: var(--cx-accent);
}
.single-toc__item--h3 a {
    padding-left: 30px;
    font-size: 13px;
    color: var(--cx-muted-text);
}

@media (max-width: 900px) {
    .single-hero {
        padding: 24px 0 0;
    }
    .single-body {
        grid-template-columns: 1fr;
        padding-inline: 0;
    }
    .single-toc {
        position: static;
    }
    .single-toc__list {
        display: flex;
        flex-direction: column;
        gap: 4px;
        border-left: 0;
        border-top: 1px solid var(--cx-border);
        padding-top: 16px;
    }
    .single-toc__item a {
        padding: 4px 0;
    }
    .single-toc__item--h3 a {
        padding-left: 0;
    }
}

/* Prose: typography for the post's own content */
.single-content {
    max-width: 760px;
    color: var(--cx-body);
    font-size: 16px;
    line-height: 1.8;
}
.single-content > * + * {
    margin-top: 20px;
}
.single-content h2,
.single-content h3,
.single-content h4 {
    color: var(--cx-ink);
    font-family: var(--cx-heading-font);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.25;
    scroll-margin-top: calc(var(--cx-header-h) + 24px);
}
.single-content h2 {
    margin-top: 48px;
    font-size: clamp(22px, 2.6vw, 28px);
}
.single-content h3 {
    margin-top: 36px;
    font-size: clamp(19px, 2.2vw, 22px);
}
.single-content h4 {
    margin-top: 28px;
    font-size: 17px;
}
.single-content a {
    text-decoration: underline;
    text-underline-offset: 2px;
}
.single-content ul,
.single-content ol {
    padding-left: 1.4em;
}
.single-content li + li {
    margin-top: 8px;
}
.single-content blockquote {
    margin: 0;
    padding: 4px 0 4px 20px;
    border-left: 3px solid var(--cx-accent);
    color: var(--cx-ink);
    font-style: italic;
}
.single-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    display: block;
}
.single-content figcaption {
    margin-top: 8px;
    color: var(--cx-muted-text);
    font-size: 13px;
    text-align: center;
}
.single-content pre {
    background: var(--cx-ink);
    color: var(--cx-white);
    padding: 20px;
    border-radius: 12px;
    overflow-x: auto;
    font-size: 14px;
    line-height: 1.6;
}
.single-content code {
    background: var(--cx-muted-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
}
.single-content pre code {
    background: transparent;
    padding: 0;
}
.single-content table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.single-content th,
.single-content td {
    border: 1px solid var(--cx-border);
    padding: 10px 14px;
    text-align: left;
}
.single-content hr {
    border: 0;
    border-top: 1px solid var(--cx-border);
}
.single-content iframe,
.single-content embed,
.single-content video {
    max-width: 100%;
}

/* Final call-to-action (shares content with the homepage's CTA section) */
.single-cta-section {
    padding: 0 24px 120px;
}
.single-cta {
    position: relative;
    text-align: center;
    background: var(--cx-muted-bg);
    border-radius: 24px;
    overflow: hidden;
}
.single-cta__media {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}
.single-cta__overlay {
    position: absolute;
    inset: 0;
    background: rgba(13, 13, 13, .55);
}
.single-cta__content {
    position: relative;
    padding: clamp(64px, 9vw, 120px) 32px;
}
.single-cta__heading {
    margin: 0 0 32px;
    color: var(--cx-ink);
    font-family: var(--cx-heading-font);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 1.05;
    font-size: clamp(30px, 4.6vw, 54px);
}
.single-cta--has-image .single-cta__heading {
    color: var(--cx-white);
}

@media (max-width: 900px) {
    .single-cta-section {
        padding-inline: 0;
    }
}