/* ---------------------------------------------------------------
   Aqila Putri — academic site
   Clean, minimal, sidebar layout. No build step, no dependencies.
   --------------------------------------------------------------- */

:root {
  --ink:        #1a1a1a;
  --ink-soft:   #4a4a4a;
  --ink-faint:  #757575;
  --rule:       #e2e2e0;
  --accent:     #7a1f2b;   /* muted maroon — nods to UMD without shouting */
  --accent-soft:#f3ecec;
  --bg:         #ffffff;
  --sans: -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(122, 31, 43, 0.28);
  transition: border-color .15s ease, color .15s ease;
}

a:hover {
  border-bottom-color: var(--accent);
}

/* ---------- Layout ---------- */

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: flex-start;
  gap: 56px;
}

.sidebar {
  width: 260px;
  flex: 0 0 260px;
  padding: 64px 0 48px;
  position: sticky;
  top: 0;
}

.content {
  flex: 1 1 auto;
  min-width: 0;
  padding: 64px 0 96px;
  max-width: 660px;
}

/* ---------- Sidebar ---------- */

.portrait {
  width: 100%;
  aspect-ratio: 4 / 5;
  border-radius: 2px;
  object-fit: cover;
  display: block;
  margin-bottom: 22px;
  background: var(--accent-soft);
}

.sidebar h1 {
  font-size: 1.5rem;
  line-height: 1.25;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.018em;
}

.sidebar .affil {
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--ink-faint);
  margin: 0 0 22px;
}

.meta {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  font-size: 0.86rem;
}

.meta li {
  margin-bottom: 7px;
  display: flex;
  align-items: baseline;
  gap: 9px;
}

.meta .ico {
  flex: 0 0 15px;
  color: var(--ink-faint);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  top: 2px;
}

.meta .ico svg { display: block; }

.meta a {
  color: var(--ink-soft);
  border-bottom-color: var(--rule);
  word-break: break-word;
}

.meta a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ---------- Nav ---------- */

nav {
  border-top: 1px solid var(--rule);
  padding-top: 18px;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

nav li { margin-bottom: 9px; }

nav a {
  font-size: 0.94rem;
  color: var(--ink-soft);
  border-bottom: none;
  letter-spacing: 0.01em;
}

nav a:hover { color: var(--accent); }

nav a.here {
  color: var(--ink);
  font-weight: 600;
}

nav a.here::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 8px;
}

/* ---------- Content typography ---------- */

.content h2 {
  font-size: 1.16rem;
  font-weight: 700;
  margin: 0 0 18px;
  letter-spacing: -0.012em;
}

.content h2 + p { margin-top: 0; }

.content .section {
  margin-bottom: 52px;
}

.content .section:last-child { margin-bottom: 0; }

.content p {
  margin: 0 0 18px;
}

.content p:last-child { margin-bottom: 0; }

/* ---------- Education list ---------- */

.edu {
  list-style: none;
  margin: 0;
  padding: 0;
}

.edu li {
  padding: 0 0 14px 0;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--rule);
}

.edu li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.edu .degree { display: block; }

.edu .school {
  display: block;
  font-size: 0.9rem;
  color: var(--ink-faint);
  margin-top: 1px;
}

/* ---------- Papers ---------- */

.paper {
  padding-bottom: 26px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--rule);
}

.paper:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.paper .title {
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 5px;
  letter-spacing: -0.008em;
}

.paper .byline {
  font-size: 0.9rem;
  color: var(--ink-faint);
  margin: 0 0 10px;
}

.paper .byline em { font-style: italic; }

.abstract {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}

.abstract[hidden] { display: none; }

.toggle {
  background: none;
  border: none;
  padding: 0;
  margin: 0 0 10px;
  font: inherit;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  cursor: pointer;
  border-bottom: 1px solid rgba(122, 31, 43, 0.28);
  line-height: 1.4;
}

.toggle:hover { border-bottom-color: var(--accent); }

.tag {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 8px;
  font-weight: 600;
}

/* ---------- Simple list (works in progress) ---------- */

.wip {
  list-style: none;
  margin: 0;
  padding: 0;
}

.wip li {
  padding-left: 24px;
  position: relative;
  margin-bottom: 14px;
  line-height: 1.55;
}

.wip li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--ink-faint);
}

.wip .with {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-faint);
}

/* ---------- Callout (CV page) ---------- */

.callout {
  border: 1px solid var(--rule);
  border-left: 3px solid var(--accent);
  padding: 22px 24px;
  background: #fbfafa;
}

.callout p:last-child { margin-bottom: 0; }

/* ---------- Footer ---------- */

footer {
  margin-top: 64px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
  font-size: 0.82rem;
  color: var(--ink-faint);
}

footer a { color: var(--ink-faint); border-bottom-color: var(--rule); }

/* ---------- Responsive ---------- */

@media (max-width: 800px) {
  body { font-size: 16px; }

  .wrap {
    flex-direction: column;
    gap: 0;
    padding: 0 24px;
  }

  .sidebar {
    width: 100%;
    flex: 1 1 auto;
    position: static;
    padding: 44px 0 26px;
    text-align: center;
  }

  .portrait {
    margin: 0 auto 20px;
    width: 210px;
  }

  .meta {
    display: inline-block;
    text-align: left;
  }

  nav {
    margin-top: 4px;
  }

  nav ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px 22px;
  }

  nav li { margin-bottom: 0; }

  nav a.here::before { display: none; }

  .content {
    padding: 30px 0 72px;
    max-width: none;
  }
}