/* Basic version — keeps the look of the original site: ink-wash background,
   dark top bar, Roboto Mono + Orbitron, and a paper-like overlay. */

:root {
    --bar: #333;
    --paper: rgba(247, 246, 242, .94);
    --text: #333;
    --muted: #666;
    --line: rgba(0, 0, 0, .12);
    --accent: #b8322a;
}

* { box-sizing: border-box; }

.background-image {
    position: fixed;
    inset: 0;
    background: url('../../images/back1.jpg') center / cover no-repeat;
    z-index: -1;
}

body {
    font-family: 'Roboto Mono', ui-monospace, monospace;
    color: var(--text);
    margin: 0;
    padding: 0;
    font-size: 15px;
    line-height: 1.7;
}

a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: #7d1f19; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--bar);
    color: #fff;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

nav { flex: 1; overflow-x: auto; scrollbar-width: none; }
nav::-webkit-scrollbar { display: none; }

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    text-align: center;
    white-space: nowrap;
}

nav ul li {
    display: inline;
    margin-right: 20px;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover { text-decoration: underline; }

.switch {
    flex: none;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, .5);
    border-radius: 6px;
    padding: 4px 10px;
    font-weight: bold;
    font-size: 13px;
    text-decoration: none;
    white-space: nowrap;
}

.switch:hover { background: #fff; color: var(--bar); }

main {
    padding: 48px 16px 64px;
}

.paper-like-overlay {
    max-width: 880px;
    margin: 0 auto;
    background-color: var(--paper);
    box-shadow: 0 30px 40px rgba(0, 0, 0, .55);
    padding: clamp(24px, 5vw, 56px);
}

h1, h2, h3 { font-family: 'Orbitron', sans-serif; font-weight: 500; line-height: 1.3; }
h1 { font-size: clamp(26px, 4.4vw, 38px); margin: 0 0 6px; }
h2 { font-size: 22px; margin: 44px 0 14px; padding-bottom: 6px; border-bottom: 2px solid #333; scroll-margin-top: 64px; }
h3 { font-size: 16px; margin: 26px 0 10px; scroll-margin-top: 64px; }

.intro { display: flex; gap: 28px; align-items: center; }

.profile-pic {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    object-position: 50% 30%;
    flex: none;
}

.role { margin: 0; color: var(--muted); }
.links { margin: 10px 0 0; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.tagline { font-size: 16px; margin-top: 24px; }

.news { list-style: none; padding: 0; margin: 0; }
.news li { display: grid; grid-template-columns: 84px 1fr; gap: 10px; padding: 6px 0; border-top: 1px dashed var(--line); }
.news .date { font-weight: bold; color: var(--accent); }

.themes { padding-left: 20px; }
.themes li { margin: 8px 0; }

.pubs { list-style: none; padding: 0; margin: 0; counter-reset: pub; }
.pub { padding: 12px 0; border-top: 1px solid var(--line); }
.pub-title { font-weight: bold; }
.pub-title a { color: var(--text); }
.pub-title a:hover { color: var(--accent); }
.pub-authors { color: var(--muted); font-size: 14px; }
.pub-authors b { color: var(--text); }
.pub-venue { font-size: 14px; font-style: italic; }
.pub-links { font-size: 13px; display: flex; flex-wrap: wrap; gap: 4px 12px; margin-top: 2px; }
.pub-links button { font: inherit; color: var(--accent); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; }
.pub-note { font-size: 13px; color: var(--muted); }

.video-slot video, .video-slot iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; margin-top: 8px; background: #000; }
.video-slot iframe.li-embed { aspect-ratio: auto; height: 560px; background: #fff; }

.timeline { list-style: none; padding: 0; margin: 0; }
.timeline li { padding: 6px 0 6px 18px; border-left: 3px solid #333; margin-left: 4px; }
.timeline .deg { font-weight: bold; }
.edu-honor { margin-top: 4px; font-size: 14px; }
.edu-along { margin-top: 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.timeline .edu-exp { margin: 4px 0 2px; padding-left: 18px; font-size: 14px; line-height: 1.55; }
.timeline .edu-exp li { border-left: 0; padding: 3px 0; margin-left: 0; }
.edu-when { color: var(--muted); font-size: 13px; white-space: nowrap; }

.cards { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.cards li { border: 1px solid var(--line); background: rgba(255, 255, 255, .6); padding: 10px 14px; }
.cards .t { font-weight: bold; }
.cards .status { font-weight: normal; font-size: 12px; color: var(--muted); border: 1px solid var(--line); padding: 0 6px; margin-left: 4px; white-space: nowrap; }

.plain { padding-left: 20px; }
.plain li { margin: 6px 0; }

blockquote { margin: 8px 0; padding-left: 14px; border-left: 3px solid var(--line); color: #444; }

footer {
    background-color: var(--bar);
    color: #fff;
    text-align: center;
    padding: 10px 16px;
    font-size: 13px;
}

footer a { color: #fff; }

@media screen and (max-width: 640px) {
    header { padding: 8px 10px; gap: 10px; }
    nav ul { text-align: left; }
    nav ul li { margin-right: 14px; font-size: 13px; }
    main { padding: 20px 8px 40px; }
    .intro { flex-direction: column; align-items: flex-start; gap: 16px; }
    .profile-pic { width: 110px; height: 110px; }
    .news li { grid-template-columns: 1fr; gap: 0; }
    .video-slot iframe.li-embed { height: 480px; }
}

@media print {
    .background-image, header, .switch { display: none; }
    main { padding: 0; }
    .paper-like-overlay { box-shadow: none; max-width: none; padding: 0; background: none; }
    a { color: inherit; }
}