/* ==========================================================================
   amanat-rahman.github.io — site stylesheet
   Tokens → base → layout → components → pages → utilities → responsive
   ========================================================================== */

:root {
  --bg: #f7f5f0;
  --surface: #ffffff;
  --surface-2: #eeeae2;
  --surface-3: #e6e1d7;
  --ink: #16191d;
  --ink-2: #3a4048;
  --muted: #6b7178;
  --line: #ddd8ce;
  --line-strong: #c9c2b5;
  --accent: #a8431f;
  --accent-ink: #ffffff;
  --accent-soft: #f3e3da;
  --award: #6e5a12;
  --award-soft: #f2ead0;
  --shadow: 0 1px 2px rgba(20, 18, 12, .06), 0 12px 32px -18px rgba(20, 18, 12, .35);
  --radius: 14px;
  --radius-sm: 8px;
  --wrap: 1080px;
  --font-serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #0f1317;
  --surface: #151a20;
  --surface-2: #1b2129;
  --surface-3: #232b34;
  --ink: #ebe8e1;
  --ink-2: #c8c4bb;
  --muted: #8f98a3;
  --line: #262e37;
  --line-strong: #3a444f;
  --accent: #e3835e;
  --accent-ink: #14100d;
  --accent-soft: #2c1f19;
  --award: #d9bd63;
  --award-soft: #2a2412;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 14px 36px -18px rgba(0, 0, 0, .8);
  color-scheme: dark;
}

/* Base ------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-feature-settings: "cv11", "ss01";
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: .18em; text-decoration-thickness: 1px; transition: text-decoration-color .15s ease, color .15s ease; }
a:hover { text-decoration-color: var(--accent); color: var(--accent); }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; font-weight: 500; letter-spacing: -.01em; }
h1 { font-family: var(--font-serif); font-size: clamp(1.7rem, 2.8vw, 2.15rem); }
h2 { font-family: var(--font-serif); font-size: clamp(1.25rem, 1.9vw, 1.5rem); }
h3 { font-family: var(--font-sans); font-size: 1.05rem; font-weight: 600; letter-spacing: 0; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
strong { font-weight: 600; }
em { font-style: italic; }
.wrap { width: min(var(--wrap), 100% - 2.5rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--bg); padding: .5rem .8rem; z-index: 100; }
.skip:focus { left: 1rem; top: 1rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.icon { width: 1em; height: 1em; fill: currentColor; vertical-align: -.15em; flex: none; }

/* Header ----------------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 64px; }
.brand { text-decoration: none; font-family: var(--font-serif); font-size: 1.25rem; font-weight: 500; letter-spacing: -.005em; }
.brand:hover { color: var(--ink); }
.site-nav { display: flex; align-items: center; gap: .25rem; }
.site-nav ul { display: flex; gap: .15rem; }
.site-nav a { display: inline-block; padding: .45rem .7rem; border-radius: 999px; text-decoration: none; font-size: .92rem; font-weight: 500; color: var(--ink-2); transition: background .15s ease, color .15s ease; }
.site-nav a:hover { background: var(--surface-2); color: var(--ink); }
.site-nav a[aria-current="page"] { background: var(--ink); color: var(--bg); }
.theme-toggle { margin-left: .4rem; width: 36px; height: 36px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); color: var(--ink-2); display: inline-grid; place-items: center; cursor: pointer; transition: border-color .15s ease, color .15s ease; }
.theme-toggle:hover { border-color: var(--line-strong); color: var(--ink); }
.theme-toggle .icon { width: 1.05rem; height: 1.05rem; }
.theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
.nav-toggle { display: none; width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); cursor: pointer; padding: 0; flex-direction: column; justify-content: center; align-items: center; gap: 4px; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Justified prose -------------------------------------------------------- */
.hero__bio p,
.kv dd,
.card p,
.proj__list li,
.entry__note,
.entry__list li,
.work__abstract p,
.inst__summary,
.news__text,
.course__topics,
.group-note {
  text-align: justify;
  -webkit-hyphens: auto;
  hyphens: auto;
  hyphenate-limit-chars: 7 3 3;
}

/* Typography helpers ----------------------------------------------------- */
.eyebrow { font-family: var(--font-mono); font-size: .72rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: .6rem; }
.eyebrow a { text-decoration: none; color: inherit; border-bottom: 1px solid transparent; }
.eyebrow a:hover { border-bottom-color: currentColor; }
.display { font-family: var(--font-serif); font-size: clamp(2rem, 4.6vw, 3.5rem); line-height: 1.05; letter-spacing: -.02em; font-weight: 400; white-space: nowrap; }
.display__first { font-weight: 600; }
.lede { font-family: var(--font-serif); font-size: clamp(1.05rem, 1.5vw, 1.2rem); line-height: 1.5; color: var(--ink-2); max-width: 44ch; margin-top: 1rem; }
.prose p + p { margin-top: .9rem; }
.label { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin-right: .35rem; }
.label--code { color: var(--accent); }
.more { margin-top: 1.4rem; }
.more a { text-decoration: none; font-weight: 500; }
.more .icon { transition: transform .15s ease; }
.more a:hover .icon { transform: translateX(3px); }

/* Sections --------------------------------------------------------------- */
main { padding-block: 2.5rem 4rem; }
.section { padding-top: 3.25rem; }
.section--tight { padding-top: 2rem; }
.section-heading { margin-bottom: 1.1rem; display: grid; gap: .3rem; }
.section-heading h2 { padding-bottom: .55rem; border-bottom: 1px solid var(--line); }
.section-heading__lede { color: var(--ink-2); max-width: 78ch; margin-top: .5rem; font-size: .98rem; }
.page-head { padding-top: .5rem; padding-bottom: .5rem; max-width: 70ch; }
.page-head h1 { margin-bottom: .2rem; }
.page-head + .section, .section--first { padding-top: 2rem; }
.page-head .lede { max-width: 78ch; }
.page-head__note { margin-top: .5rem; color: var(--muted); font-size: .92rem; }
.page-head--cv { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }

/* Buttons and chips ------------------------------------------------------ */
.btn-row { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.6rem; }
.btn { display: inline-flex; align-items: center; gap: .45rem; padding: .58rem .95rem; border-radius: 999px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); font-size: .9rem; font-weight: 500; text-decoration: none; transition: border-color .15s ease, background .15s ease, transform .15s ease, color .15s ease; }
.btn:hover { border-color: var(--ink); color: var(--ink); transform: translateY(-1px); }
.btn--primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn--primary:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.chips { display: flex; flex-wrap: wrap; gap: .45rem; }
.chips--small { gap: .35rem; margin-top: .7rem; }
.chips--large .chip { font-size: .92rem; padding: .45rem .85rem; }
.chip { display: inline-flex; align-items: center; gap: .35rem; padding: .3rem .7rem; border-radius: 999px; background: var(--surface-2); color: var(--ink-2); font-size: .8rem; font-weight: 500; line-height: 1.3; border: 1px solid transparent; }
.chips--small .chip { font-size: .74rem; padding: .22rem .6rem; }
.interest-col .chips { display: grid; justify-items: start; gap: .4rem; }
.chip--muted { background: transparent; border-color: var(--line); color: var(--muted); }
.chip--status { background: var(--accent-soft); color: var(--accent); font-family: var(--font-mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; padding: .2rem .55rem; margin-left: .4rem; vertical-align: middle; }
.chip--award { background: var(--award-soft); color: var(--award); }
.chip--link { text-decoration: none; cursor: pointer; background: var(--surface); border-color: var(--line); transition: border-color .15s ease, color .15s ease; }
.chip--link:hover { border-color: var(--accent); color: var(--accent); }

/* Hero ------------------------------------------------------------------- */
.hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .9fr); gap: 3.5rem; align-items: start; padding-top: 1.5rem; }
.hero .lede { max-width: 60ch; }
.hero__bio { margin-top: 1.5rem; max-width: 62ch; color: var(--ink-2); }
.hero__bio a { color: var(--ink); }
.hero__photo { margin: 0; }
.hero__frame img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); object-fit: cover; aspect-ratio: 4 / 3.4; }
.hero__photo figcaption { margin-top: 1.1rem; display: grid; gap: .1rem; font-size: .88rem; color: var(--muted); line-height: 1.45; }
.hero__photo figcaption a { color: var(--ink-2); text-decoration-color: var(--line-strong); }

/* Contact ---------------------------------------------------------------- */
.contact { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem 2.5rem; padding: 1.6rem 1.75rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.contact__col { display: grid; gap: .55rem; align-content: start; }
.contact__title { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.contact address { font-style: normal; display: grid; gap: .2rem; color: var(--ink-2); font-size: .95rem; line-height: 1.5; }
.contact__list { display: grid; gap: .35rem; font-size: .95rem; }
.contact__list-item { display: inline-flex; align-items: center; gap: .45rem; color: var(--ink-2); }
.contact__list-item .icon { flex: none; color: var(--muted); }
.contact__list a { display: inline-flex; align-items: center; gap: .45rem; color: var(--ink-2); }
.contact__list a:hover { color: var(--accent); }
.email { color: var(--ink-2); }
a.email { text-decoration: underline; text-decoration-color: var(--line-strong); text-underline-offset: .18em; }
a.email:hover { color: var(--accent); }

/* Interests -------------------------------------------------------------- */
.interest-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.interest-col__title { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 500; margin-bottom: .7rem; }

/* Publications and talks (one merged stream) ----------------------------- */
.work-list { display: grid; }
.work { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; padding: .95rem 0; border-bottom: 1px solid var(--line); }
.work__kind { padding-top: .2rem; }
.tag { display: inline-block; padding: .2rem .55rem; border-radius: 5px; font-family: var(--font-mono); font-size: .66rem; letter-spacing: .06em; text-transform: uppercase; border: 1px solid; white-space: nowrap; }
.tag.is-journal { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); background: var(--accent-soft); }
.tag.is-paper { color: var(--ink-2); border-color: var(--line-strong); background: var(--surface-2); }
.tag.is-working { color: var(--muted); border-color: var(--line-strong); background: transparent; }
.tag.is-talk { color: var(--award); border-color: color-mix(in srgb, var(--award) 40%, transparent); background: var(--award-soft); }
.tag.is-poster { color: var(--award); border-color: color-mix(in srgb, var(--award) 40%, transparent); background: transparent; }
.work__title { font-family: var(--font-serif); font-size: 1.1rem; line-height: 1.35; font-weight: 500; max-width: 80ch; }
.work__date { font-family: var(--font-mono); font-size: .8rem; color: var(--muted); font-weight: 400; }
.work__paper { margin-top: .25rem; font-size: .95rem; color: var(--ink-2); font-style: italic; max-width: 84ch; }
.work__authors { margin-top: .25rem; color: var(--ink-2); font-size: .92rem; }
.work__authors strong { color: var(--ink); }
.work__venue { margin-top: .15rem; font-size: .88rem; color: var(--muted); font-style: italic; max-width: 88ch; }
.work__chips { margin-top: .55rem; display: flex; flex-wrap: wrap; align-items: flex-start; gap: .4rem; }
.work__abstract summary { list-style: none; }
.work__abstract summary::-webkit-details-marker { display: none; }
.work__abstract[open] summary { border-color: var(--accent); color: var(--accent); }
.work__abstract p { margin-top: .6rem; padding: .85rem 1rem; background: var(--surface-2); border-radius: var(--radius-sm); font-size: .92rem; color: var(--ink-2); max-width: 70ch; font-style: normal; }
.work__abstract-wrap { flex-basis: 100%; }

/* News ------------------------------------------------------------------- */
.news { display: grid; position: relative; padding-left: 1.4rem; border-left: 1px solid var(--line); }
.news__item { display: grid; grid-template-columns: 6rem 1fr; gap: 1rem; padding: .55rem 0; position: relative; }
.news__item::before { content: ""; position: absolute; left: calc(-1.4rem - 4px); top: 1.05rem; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.news__date { font-family: var(--font-mono); font-size: .78rem; color: var(--muted); padding-top: .25rem; }
.news__text { color: var(--ink-2); max-width: 80ch; }
.news__figure { margin: .8rem 0 .4rem; max-width: 22rem; }
.news__figure img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.news__figure figcaption { margin-top: .45rem; font-size: .82rem; color: var(--muted); }

/* Research projects ------------------------------------------------------ */
.projects { display: grid; gap: 1.25rem; }
.project { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem 1.6rem 1.4rem; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.project::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--accent); }
.project__title { font-family: var(--font-serif); font-size: 1.2rem; font-weight: 500; line-height: 1.25; }
.project__meta { margin-top: .35rem; color: var(--muted); font-size: .92rem; }
.project__status { color: var(--ink-2); font-weight: 500; }
.project__period { font-family: var(--font-mono); font-size: .8rem; }
.kv { margin: 1.1rem 0 0; display: grid; gap: .55rem; }
.kv__row { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1rem; }
.kv dt { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); padding-top: .3rem; }
.kv dd { margin: 0; color: var(--ink-2); max-width: 80ch; }
.project__links { margin-top: 1rem; display: flex; gap: .45rem; flex-wrap: wrap; }

/* Applied projects ------------------------------------------------------- */
.proj-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.proj { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem 1.3rem 1.25rem; display: grid; gap: .3rem; align-content: start; }
.proj__period { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.proj__title { font-family: var(--font-serif); font-size: 1.12rem; font-weight: 500; line-height: 1.3; }
.proj__org { color: var(--muted); font-size: .88rem; }
.proj__text { margin-top: .5rem; color: var(--ink-2); font-size: .92rem; line-height: 1.6; text-align: justify; -webkit-hyphens: auto; hyphens: auto; }
.proj__list { margin-top: .5rem; display: grid; gap: .35rem; color: var(--ink-2); font-size: .92rem; line-height: 1.55; }
.proj__list li { padding-left: 1rem; position: relative; }
.proj__list li::before { content: ""; position: absolute; left: 0; top: .62em; width: 5px; height: 5px; border-radius: 50%; background: var(--line-strong); }
.proj__tags { margin-top: .7rem; }

/* Cards ------------------------------------------------------------------ */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.35rem 1.4rem 1.4rem; display: grid; gap: .5rem; align-content: start; }
.card__index { font-family: var(--font-serif); font-size: 2.2rem; line-height: 1; color: var(--line-strong); font-style: italic; }
.card__title { font-family: var(--font-serif); font-size: 1.12rem; font-weight: 500; line-height: 1.25; }
.card p { color: var(--ink-2); font-size: .93rem; }

/* Inline list ------------------------------------------------------------ */
.inline-list { display: grid; gap: .45rem; margin-top: .9rem; }
.inline-list li { display: flex; flex-wrap: wrap; align-items: baseline; gap: .6rem; padding: .55rem 0; border-bottom: 1px solid var(--line); }
.inline-list li:first-child { border-top: 1px solid var(--line); }
.inline-list__name { font-weight: 600; }
.inline-list__meta { font-family: var(--font-mono); font-size: .78rem; color: var(--muted); white-space: nowrap; }

/* Talks ------------------------------------------------------------------ */
.year-mark { font-family: var(--font-serif); font-size: 1.1rem; color: var(--muted); font-weight: 500; letter-spacing: .02em; margin: 1.7rem 0 .55rem; display: flex; align-items: center; gap: .8rem; }
.section-heading + .year-mark, .section-heading + .group-title { margin-top: 1.1rem; }
.year-mark::after { content: ""; flex: 1; height: 1px; background: var(--line); }

/* Teaching --------------------------------------------------------------- */
.inst__head { padding-bottom: .9rem; border-bottom: 1px solid var(--line); margin-bottom: 1.1rem; }
.inst__unit { color: var(--muted); font-size: .92rem; margin-top: .25rem; }
.inst__roles { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .7rem; }
.inst__roles li { display: inline-flex; align-items: baseline; gap: .5rem; padding: .3rem .7rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); font-size: .82rem; }
.inst__role-title { font-weight: 600; color: var(--ink); }
.inst__role-period { font-family: var(--font-mono); font-size: .72rem; color: var(--muted); }
.inst__summary { color: var(--ink-2); max-width: 80ch; margin-bottom: 1.2rem; font-size: .95rem; }
.group-title { margin: 1.5rem 0 .7rem; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.group-note { color: var(--muted); font-size: .9rem; margin: -.3rem 0 .8rem; max-width: 80ch; }
.courses { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; }
.course { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .95rem 1.1rem; display: grid; gap: .3rem; align-content: start; transition: border-color .15s ease; }
.course:hover { border-color: var(--line-strong); }
.course__head { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.course__code { font-family: var(--font-mono); font-size: .78rem; color: var(--accent); font-weight: 500; letter-spacing: .02em; }
.course__term { margin-left: auto; font-size: .78rem; color: var(--muted); }
.course__title { font-weight: 600; }
.course__topics { font-size: .88rem; color: var(--muted); line-height: 1.5; }

/* Entries (CV, curriculum) ---------------------------------------------- */
.entries { display: grid; }
.entry { display: grid; grid-template-columns: 10rem 1fr; gap: 1.25rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.entries--compact .entry { padding: .75rem 0; }
.entry__when { font-family: var(--font-mono); font-size: .8rem; color: var(--muted); padding-top: .25rem; }
.entry__title { font-weight: 600; font-size: 1.02rem; }
.entry__title--degree { font-weight: 400; }
.entry__title--degree strong { font-weight: 600; }
.entry__org { color: var(--ink-2); font-size: .95rem; margin-top: .1rem; }
.entry__note { color: var(--ink-2); font-size: .95rem; margin-top: .25rem; max-width: 80ch; }
.entry__list { margin-top: .55rem; display: grid; gap: .35rem; color: var(--ink-2); font-size: .95rem; max-width: 80ch; }
.entry__list li { padding-left: 1.05rem; position: relative; }
.entry__list li::before { content: ""; position: absolute; left: 0; top: .62em; width: 5px; height: 5px; border-radius: 50%; background: var(--line-strong); }
.entry__list--flat { margin-top: 0; }
.entry__coursework { color: var(--muted); font-size: .88rem; max-width: 84ch; }
.cv-toc { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1.4rem; }
.cv-toc a { font-size: .82rem; font-weight: 500; text-decoration: none; padding: .35rem .75rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); background: var(--surface); }
.cv-toc a:hover { border-color: var(--accent); color: var(--accent); }
.cv-prepared { color: var(--ink-2); font-size: .95rem; margin-bottom: .6rem; max-width: 80ch; }

/* Footer ----------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--line); background: var(--surface); }
.site-footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 1.5rem 3rem; padding-block: 2.2rem; align-items: start; }
.site-footer__name { font-family: var(--font-serif); font-size: 1.15rem; }
.site-footer__meta { color: var(--muted); font-size: .88rem; margin-top: .3rem; line-height: 1.5; }
.site-footer__links { display: flex; flex-wrap: wrap; gap: .3rem 1.1rem; }
.site-footer__links a { display: inline-flex; align-items: center; gap: .4rem; font-size: .88rem; text-decoration: none; color: var(--ink-2); }
.site-footer__links a:hover { color: var(--accent); }
.site-footer__copy { grid-column: 1 / -1; font-size: .8rem; color: var(--muted); }

/* Responsive ------------------------------------------------------------- */
@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 2.25rem; }
  .hero__photo { max-width: 420px; order: -1; }
  .contact { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr; }
  .proj-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .hero__bio p, .kv dd, .card p, .proj__list li, .entry__note, .entry__list li,
  .work__abstract p, .inst__summary, .news__text, .course__topics, .group-note,
  .proj__text { text-align: left; }
  .nav-toggle { display: flex; }
  .site-nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--bg); border-bottom: 1px solid var(--line); padding: .6rem 1.25rem 1rem; flex-direction: column; align-items: stretch; }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: .1rem; }
  .site-nav a { display: block; padding: .6rem .8rem; border-radius: 10px; }
  .theme-toggle { margin: .5rem 0 0; }
  .interest-grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .contact { grid-template-columns: 1fr; padding: 1.3rem 1.4rem; }
  .courses { grid-template-columns: 1fr; }
  .work, .entry, .news__item { grid-template-columns: 1fr; gap: .3rem; }
  .work__kind, .entry__when, .news__date { padding-top: 0; }
  .kv__row { grid-template-columns: 1fr; gap: .15rem; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .page-head--cv .btn { width: 100%; justify-content: center; }
}
@media (max-width: 480px) {
  .display { white-space: normal; }
  .btn { padding: .5rem .8rem; font-size: .86rem; }
}

/* Print (CV page) -------------------------------------------------------- */
@media print {
  .site-header, .site-footer, .btn-row, .cv-toc, .page-head--cv .btn, .theme-toggle { display: none !important; }
  body { background: #fff; color: #000; font-size: 10.5pt; }
  .entry { break-inside: avoid; }
  a { text-decoration: none; color: inherit; }
}