/*
Theme Name: Shaukat Academic
Author: Athanasios-Nasir Shaukat
Description: A quiet, editorial block theme for an academic personal site. Light and dark, self-hosted fonts.
Version: 1.4.1
Requires at least: 6.5
Requires PHP: 7.4
License: GPLv2 or later
Text Domain: shaukat
Update URI: false
*/

/* Dark mode: redefine the palette variables when the visitor prefers dark */
@media (prefers-color-scheme: dark) {
	:root body {
		--wp--preset--color--base: #121416;
		--wp--preset--color--surface: #1a1d20;
		--wp--preset--color--contrast: #e9e6df;
		--wp--preset--color--muted: #9aa0a6;
		--wp--preset--color--line: #2a2e33;
		--wp--preset--color--accent: #6cc3bd;
		--wp--preset--color--accent-soft: #16302f;
		--wp--preset--color--highlight: #e88a6f;
	}
}

html { scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
::selection { background: var(--wp--preset--color--accent-soft); }
:where(a):focus-visible { outline: 2px solid var(--wp--preset--color--accent); outline-offset: 3px; border-radius: 2px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(140%) blur(10px); -webkit-backdrop-filter: saturate(140%) blur(10px); background: color-mix(in srgb, var(--wp--preset--color--base) 82%, transparent); }
/* The blur makes the header the containing block for fixed children, which would trap the mobile menu overlay inside it. */
.site-header:has(.is-menu-open) { backdrop-filter: none; -webkit-backdrop-filter: none; }
.site-header .wp-block-site-title a { text-decoration: none; }
.site-header .wp-block-navigation a { text-decoration: none; }
.site-header .wp-block-navigation .current-menu-item > a,
.site-header .wp-block-navigation a[aria-current="page"] { color: var(--wp--preset--color--accent); }
.wp-block-navigation__responsive-container.is-menu-open { background: var(--wp--preset--color--base) !important; color: var(--wp--preset--color--contrast) !important; }

/* Eyebrow / kicker text */
.eyebrow { font-family: var(--wp--preset--font-family--mono); font-size: .78rem !important; letter-spacing: .12em; text-transform: uppercase; color: var(--wp--preset--color--accent); }

/* Hero */
.hero-art .trna-art { width: 100%; max-width: 300px; height: auto; display: block; margin-inline: auto; }
@media (max-width: 781px) { .hero-art .trna-art { max-width: 190px; } }

/* Cards */
.card { border: 1px solid var(--wp--preset--color--line); border-radius: 14px; background: var(--wp--preset--color--surface); transition: border-color .2s, transform .2s; height: 100%; }
.card:hover { border-color: color-mix(in srgb, var(--wp--preset--color--accent) 45%, var(--wp--preset--color--line)); }

/* Timeline (CV) */
.timeline > .wp-block-group { border-left: 2px solid var(--wp--preset--color--line); padding-left: 1.5rem; position: relative; }
.timeline > .wp-block-group::before { content: ""; position: absolute; left: -7px; top: .45em; width: 12px; height: 12px; border-radius: 50%; background: var(--wp--preset--color--base); border: 2px solid var(--wp--preset--color--accent); }
.timeline .when { font-family: var(--wp--preset--font-family--mono); font-size: .8rem; color: var(--wp--preset--color--muted); letter-spacing: .04em; }

/* Publications */
body { counter-reset: pub; }
.pub-list { list-style: none; padding-left: 0; }
.pub-list.restart { counter-reset: pub; }
.pub-list > li { counter-increment: pub; position: relative; padding: 1.1rem 0 1.1rem 3.2rem; border-top: 1px solid var(--wp--preset--color--line); }
.pub-list > li::before { content: counter(pub, decimal-leading-zero); position: absolute; left: 0; top: 1.25rem; font-family: var(--wp--preset--font-family--mono); font-size: .8rem; color: var(--wp--preset--color--muted); }
.pub-list .pub-title { font-family: var(--wp--preset--font-family--serif); font-size: 1.12rem; line-height: 1.35; display: block; margin-bottom: .25rem; color: var(--wp--preset--color--contrast); }
.pub-list .pub-authors { color: var(--wp--preset--color--muted); font-size: .92rem; }
.pub-list .pub-authors strong { color: var(--wp--preset--color--contrast); font-weight: 600; }
.pub-list .pub-venue { font-size: .92rem; }
.pub-list .pub-venue em { color: var(--wp--preset--color--contrast); }
.pub-list a.doi { font-family: var(--wp--preset--font-family--mono); font-size: .78rem; text-decoration: none; border: 1px solid var(--wp--preset--color--line); border-radius: 999px; padding: .1rem .55rem; margin-left: .35rem; white-space: nowrap; }
.pub-list a.doi:hover { border-color: var(--wp--preset--color--accent); }
.badge { font-family: var(--wp--preset--font-family--mono); font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; background: var(--wp--preset--color--accent-soft); color: var(--wp--preset--color--accent); border-radius: 999px; padding: .12rem .55rem; margin-left: .35rem; white-space: nowrap; }
.badge.lead { background: color-mix(in srgb, var(--wp--preset--color--highlight) 16%, transparent); color: var(--wp--preset--color--highlight); }

/* Skill chips */
h3 + .chips { margin-top: .6rem !important; }
.chips + h3 { margin-top: 1.6rem !important; }
.chips { display: flex; flex-wrap: wrap; gap: .45rem; list-style: none; padding: 0; margin: 0; }
.chips li { border: 1px solid var(--wp--preset--color--line); border-radius: 999px; padding: .28rem .8rem; font-size: .88rem; background: var(--wp--preset--color--surface); }

/* Simple link list w/ arrows */
.link-list { list-style: none; padding: 0; }
.link-list li { padding: .55rem 0; border-top: 1px solid var(--wp--preset--color--line); }
.link-list li:last-child { border-bottom: 1px solid var(--wp--preset--color--line); }
.link-list a { text-decoration: none; display: flex; justify-content: space-between; gap: 1rem; }
.link-list a::after { content: "↗"; color: var(--wp--preset--color--muted); }
.link-list a:hover::after { color: var(--wp--preset--color--accent); }

.wp-block-separator.is-style-default { border-top-width: 1px; }
@media (max-width: 600px) { .pub-list a.doi { white-space: normal; word-break: break-all; margin-left: 0; } .pub-list > li { padding-left: 0; padding-top: 2.4rem; } .pub-list > li::before { top: 1rem; } }
.is-layout-constrained > .lead { max-width: 46rem; margin-left: max(0px, calc((100% - 1120px) / 2)) !important; }
.nw { white-space: nowrap; }
.pub-list > li > * { max-width: 52rem; }
.pub-list .pub-summary { display: inline-block; max-width: 52rem; margin-top: .2rem; }

/* Portrait: offset outline drawn with two shadows so it hugs the image, not the caption */
.portrait { max-width: 340px; margin-inline: auto !important; }
.portrait img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 28px;
	box-shadow: 14px 14px 0 -1.5px var(--wp--preset--color--base), 14px 14px 0 0 var(--wp--preset--color--accent); }
@media (max-width: 781px) { .portrait { max-width: 240px; margin-top: 1rem !important; } }

/* Language switch + Greek header title */
.lang-switch { font-family: var(--wp--preset--font-family--mono); font-size: .78rem; letter-spacing: .08em; text-decoration: none; border: 1px solid var(--wp--preset--color--line); border-radius: 999px; padding: .2rem .6rem; color: var(--wp--preset--color--contrast); white-space: nowrap; }
.lang-switch:hover { border-color: var(--wp--preset--color--accent); color: var(--wp--preset--color--accent); }
.site-header .wp-block-shortcode, .site-header p:has(> .lang-switch) { margin: 0; }
.site-title-el { margin: 0; font-family: var(--wp--preset--font-family--serif); font-size: 1.2rem; font-weight: 500; }
.site-title-el a { text-decoration: none; color: var(--wp--preset--color--contrast); }

/* Portrait caption */
.portrait figcaption { margin-top: 1.6rem; text-align: center; font-family: var(--wp--preset--font-family--mono); font-size: .72rem; letter-spacing: .06em; color: var(--wp--preset--color--muted); }

.site-header .wp-block-site-title, .site-title-el { font-size: clamp(1.05rem, 0.9rem + 0.6vw, 1.2rem) !important; }

/* Email reveal */
.email-reveal button { font: inherit; font-size: .95rem; cursor: pointer; color: var(--wp--preset--color--accent); background: transparent; border: 1px solid var(--wp--preset--color--accent); border-radius: 999px; padding: .5rem 1.2rem; }
.email-reveal button:hover { background: var(--wp--preset--color--accent); color: var(--wp--preset--color--base); }

/* Research path (home page timeline) */
.research-path { list-style: none; padding: 0 !important; margin-top: 2.2rem !important; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; position: relative; }
.research-path::before { content: ""; position: absolute; left: 7px; right: calc((100% - 4rem) / 3 - 7px); top: 7px; height: 2px; background: var(--wp--preset--color--line); }
.research-path > li { position: relative; padding-top: 2.2rem; margin: 0; }
.research-path > li::before { content: ""; position: absolute; left: 0; top: 0; width: 12px; height: 12px; border-radius: 50%; background: var(--wp--preset--color--surface); border: 2px solid var(--wp--preset--color--accent); }
.research-path > li.now::before { background: var(--wp--preset--color--accent); box-shadow: 0 0 0 5px var(--wp--preset--color--accent-soft); }
.research-path .when { display: block; font-family: var(--wp--preset--font-family--mono); font-size: .75rem; letter-spacing: .06em; color: var(--wp--preset--color--muted); margin-bottom: .4rem; }
.research-path .path-title { display: block; font-family: var(--wp--preset--font-family--serif); font-size: 1.2rem; font-weight: 500; line-height: 1.25; margin-bottom: .45rem; color: var(--wp--preset--color--contrast); }
.research-path .path-text { display: block; }
@media (max-width: 781px) {
	.research-path { grid-template-columns: 1fr; gap: 1.6rem; }
	.research-path::before { left: 6px; right: auto; top: 7px; bottom: 7px; width: 2px; height: auto; }
	.research-path > li { padding: 0 0 0 2rem; }
}
.tools { font-size: .95rem; color: var(--wp--preset--color--muted); margin-top: 2rem !important; }
.tools-label { font-family: var(--wp--preset--font-family--mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--wp--preset--color--accent); margin-right: .6rem; }

/* News */
.news-list { list-style: none; padding: 0 !important; margin-top: 1.6rem !important; border-top: 1px solid var(--wp--preset--color--line); }
.news-list li { display: grid; grid-template-columns: 7.5rem 1fr; gap: 1.5rem; padding: 0.9rem 0; border-bottom: 1px solid var(--wp--preset--color--line); line-height: 1.55; }
.news-when { font-family: var(--wp--preset--font-family--mono, monospace); font-size: 0.85rem; color: var(--wp--preset--color--muted); padding-top: 0.15rem; white-space: nowrap; }
@media (max-width: 600px) {
	.news-list li { grid-template-columns: 1fr; gap: 0.2rem; }
}