/* ── WSTS landing page — Windows Security Threat Scanner ──────────────────
   Dark security theme, matches SPAT / Antibody Cyber visual language.
   No inline styles — strict CSP (style-src 'self') compliant.            */

:root {
  --bg:        #0d1117;
  --bg2:       #161b22;
  --bg3:       #21262d;
  --border:    #30363d;
  --accent:    #e94560;
  --accent2:   #58a6ff;
  --green:     #2ea043;
  --yellow:    #d29922;
  --fg:        #e6edf3;
  --fg-dim:    #8b949e;
  --radius:    10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre {
  font-family: "Consolas", "SF Mono", Menlo, monospace;
}

code {
  background: var(--bg3);
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  color: #f2cc60;
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  border-bottom: 1px solid var(--border);
  background: rgba(13, 17, 23, 0.85);
  position: sticky;
  top: 0;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  z-index: 10;
  flex-wrap: wrap;
  gap: 12px;
}

.brand { display: flex; align-items: center; gap: 12px; }
.brand-logo { flex-shrink: 0; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 900; font-size: 1.35rem; color: var(--accent); letter-spacing: 1px; }
.brand-sub { font-size: 0.78rem; color: var(--fg-dim); }

.site-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-nav a { color: var(--fg-dim); font-size: 0.92rem; }
.site-nav a:hover { color: var(--fg); text-decoration: none; }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 24px 56px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.05rem, 2.3vw, 1.5rem);
  margin: 0 0 18px;
  color: var(--fg);
  letter-spacing: -0.5px;
}

.hero-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-title h1 { margin: 0 0 18px; }

.hero-logo {
  flex-shrink: 0;
  object-fit: contain;
  width: clamp(88px, 14vw, 120px);
  height: auto;
}

.tagline { font-size: 1.15rem; color: var(--fg); margin: 0 auto 16px; max-width: 680px; }
.hero-assurance {
  display: inline-block;
  background: rgba(46, 160, 67, 0.12);
  border: 1px solid rgba(46, 160, 67, 0.4);
  color: #56d364;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  margin: 0 0 28px;
}

.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 18px; }
.hero-meta { color: var(--fg-dim); font-size: 0.88rem; }

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.08s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #f25c75; color: #fff; }
.btn-ghost { background: transparent; color: var(--fg); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg2); }
.btn-lg { padding: 16px 40px; font-size: 1.1rem; }

/* ── Bands / sections ───────────────────────────────────────────────────── */
.band {
  max-width: 1040px;
  margin: 0 auto;
  padding: 56px 24px;
  border-top: 1px solid var(--border);
}
.band h2 {
  font-size: 1.7rem;
  margin: 0 0 8px;
  color: var(--fg);
  text-align: center;
}
.band-intro {
  text-align: center;
  color: var(--fg-dim);
  max-width: 720px;
  margin: 0 auto 36px;
}
.band-trust { background: linear-gradient(180deg, rgba(88,166,255,0.04), transparent); }

/* ── Card grid ──────────────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 28px;
}
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.card h3 { margin: 0 0 8px; font-size: 1.08rem; color: var(--fg); }
.card p { margin: 0; color: var(--fg-dim); font-size: 0.94rem; }
.card-trust { border-color: rgba(88, 166, 255, 0.3); }
.card-trust h3 { color: var(--accent2); }
.inline-link { display: inline-block; margin-top: 10px; font-size: 0.9rem; }

/* ── Verify blocks ──────────────────────────────────────────────────────── */
.verify-block {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin: 0 auto 20px;
  max-width: 820px;
}
.verify-block h3 { margin: 0 0 10px; color: var(--fg); }
.verify-block p { margin: 6px 0; color: var(--fg); }
.muted { color: var(--fg-dim) !important; font-size: 0.9rem; }

pre.hash, pre.cmd {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 14px;
  overflow-x: auto;
  font-size: 0.88rem;
  color: #f2cc60;
  white-space: pre-wrap;
  word-break: break-all;
}
pre.cmd { color: #7ee787; }

/* ── Download ───────────────────────────────────────────────────────────── */
.band-download { text-align: center; }
.download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  max-width: 720px;
  margin: 28px auto 18px;
  flex-wrap: wrap;
}
.download-info { text-align: left; }
.download-name { font-size: 1.15rem; font-weight: 700; margin: 0 0 4px; }
.download-detail { margin: 0; color: var(--fg-dim); font-size: 0.9rem; }
.download-note, .download-admin {
  max-width: 720px;
  margin: 12px auto 0;
  color: var(--fg-dim);
  font-size: 0.9rem;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  text-align: center;
  color: var(--fg-dim);
  font-size: 0.88rem;
}
.footer-fine { font-size: 0.82rem; margin-top: 6px; }
.footer-tagline { color: var(--fg); font-size: 0.95rem; margin-bottom: 10px; }
.footer-tagline strong { color: var(--fg); }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .site-header { flex-direction: column; align-items: flex-start; }
  .download-card { flex-direction: column; text-align: center; }
  .download-info { text-align: center; }
  .hero { padding-top: 48px; }
}