/* ============================================================
   Distributed Denial of Science — project page styles
   Built on the Academic Project Page Template (Bulma).
   Accent: Carnegie Mellon Tartan red (#C41230).
   ============================================================ */

:root {
  --cmu-red: #C41230;
  --cmu-red-dark: #9A0F26;
  --cmu-red-soft: #fbe7ea;
  --ink: #1d1d1f;
  --muted: #5a5a60;
  --rule: #e6e6ea;
}

html { scroll-behavior: smooth; }

body {
  font-family: "Charter", "Georgia", "Times New Roman", serif;
  color: var(--ink);
  background: #ffffff;
}

.title, .subtitle, .navbar, .button, .tag, .stat-num, .stat-label, .section-kicker {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

/* ---- Hero ---- */
.hero-body { padding-top: 2.5rem; padding-bottom: 2rem; }

/* Wider than is-max-desktop so the title holds three lines on desktop. */
.hero-container {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}

.publication-title {
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
  font-size: clamp(2.1rem, 4vw, 3.1rem);
}
.publication-title .accent { color: var(--cmu-red); }

.author-block { font-size: 1.1rem; }
span.author-block { white-space: nowrap; }
.author-block a { color: var(--cmu-red); }
.author-block a:hover { color: var(--cmu-red-dark); text-decoration: underline; }

.affil-line { color: var(--muted); font-size: 0.98rem; }
.venue-tag {
  display: inline-block;
  background: var(--cmu-red-soft);
  color: var(--cmu-red-dark);
  border: 1px solid #f1c4cc;
  border-radius: 999px;
  padding: 0.2rem 0.85rem;
  font-family: "Inter", sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

/* ---- Link buttons ---- */
.link-buttons .button {
  background: var(--ink);
  color: #fff;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.12s ease, background 0.12s ease;
}
.link-buttons .button:hover { background: var(--cmu-red); transform: translateY(-1px); }
.link-buttons .button.is-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}
.link-buttons .button.is-ghost:hover { background: var(--ink); color: #fff; }

/* ---- Sections ---- */
.section { padding-top: 3rem; padding-bottom: 3rem; }
.section-kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--cmu-red);
  margin-bottom: 0.35rem;
}
.section-title {
  font-family: "Inter", sans-serif;
  font-weight: 800;
  font-size: 2rem;
  letter-spacing: -0.01em;
  margin-bottom: 1.25rem;
}
.content-readable { font-size: 1.12rem; line-height: 1.72; }
.content-readable p { margin-bottom: 1.1rem; }

.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0;
}

/* ---- Stat cards ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1rem;
}
.stat-card {
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 1.5rem 1.25rem;
  text-align: center;
  background: #fff;
  transition: box-shadow 0.15s ease, transform 0.15s ease;
}
.stat-card:hover { box-shadow: 0 8px 28px rgba(0,0,0,0.07); transform: translateY(-2px); }
.stat-card.is-alarm { border-top: 4px solid var(--cmu-red); }
.stat-card.is-good { border-top: 4px solid #3C6E47; }
.stat-num {
  font-weight: 800;
  font-size: 2.7rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cmu-red);
}
.stat-card.is-good .stat-num { color: #3C6E47; }
.stat-label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--ink);
}
.stat-sub { display: block; margin-top: 0.2rem; font-size: 0.82rem; color: var(--muted); font-family: "Inter", sans-serif; }

/* ---- Finding list ---- */
.findings { list-style: none; margin: 0; padding: 0; }
.findings li {
  position: relative;
  padding: 1.1rem 0 1.1rem 2.6rem;
  border-bottom: 1px solid var(--rule);
  font-size: 1.1rem;
  line-height: 1.6;
}
.findings li:last-child { border-bottom: none; }
.findings li::before {
  content: "";
  position: absolute;
  left: 0.55rem;
  top: 1.5rem;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--cmu-red);
}
.findings li.good::before { background: #3C6E47; }
.findings .lead { font-weight: 700; }

/* ---- Figures ---- */
.figure-wrap { margin: 1.5rem 0; }
.figure-wrap img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  background: #fff;
}
.figure-wrap.is-90 img {
  width: 90%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.figure-caption {
  margin-top: 0.7rem;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.55;
}
.figure-caption b { color: var(--ink); }

/* ---- Abstract ---- */
.abstract-box {
  background: #fafafa;
  border: 1px solid var(--rule);
  border-left: 4px solid var(--cmu-red);
  border-radius: 0 12px 12px 0;
  padding: 1.5rem 1.75rem;
  font-size: 1.08rem;
  line-height: 1.7;
  text-align: justify;
}

/* ---- Threat steps ---- */
.threat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}
.threat-step {
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 1.25rem;
  background: #fff;
}
.threat-step .step-n {
  font-family: "Inter", sans-serif;
  font-weight: 800;
  color: var(--cmu-red);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}
.threat-step h4 { font-family: "Inter", sans-serif; font-weight: 700; margin: 0.35rem 0 0.4rem; font-size: 1.05rem; }
.threat-step p { color: var(--muted); font-size: 0.98rem; line-height: 1.55; margin: 0; }

/* ---- Callout ---- */
.callout {
  background: var(--cmu-red-soft);
  border: 1px solid #f1c4cc;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  font-size: 1.05rem;
  line-height: 1.6;
}
.callout.is-ethics {
  background: #f3f6f3;
  border-color: #d6e3d6;
}

/* ---- BibTeX ---- */
pre.bibtex {
  background: #1d1d1f;
  color: #f4f4f4;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  font-family: "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.5;
  overflow-x: auto;
}

/* ---- Footer ---- */
.footer { background: #fafafa; border-top: 1px solid var(--rule); }
.footer .content { font-size: 0.92rem; color: var(--muted); }
.footer a { color: var(--cmu-red); }

@media screen and (max-width: 768px) {
  .stat-num { font-size: 2.2rem; }
  .section-title { font-size: 1.6rem; }
}