/* ============================================================
   virus.com.co — dark technology theme
   ============================================================ */

:root {
  --bg: #05080f;
  --bg-2: #080d18;
  --surface: #0b1220;
  --surface-2: #0e1729;
  --card: rgba(15, 24, 43, 0.72);
  --border: rgba(110, 160, 255, 0.13);
  --border-strong: rgba(110, 160, 255, 0.28);
  --accent: #00e5a0;
  --accent-dim: rgba(0, 229, 160, 0.12);
  --cyan: #38bdf8;
  --cyan-dim: rgba(56, 189, 248, 0.12);
  --danger: #ff3b5c;
  --danger-dim: rgba(255, 59, 92, 0.12);
  --warn: #ffb020;
  --warn-dim: rgba(255, 176, 32, 0.12);
  --text: #e7edf7;
  --muted: #93a1b8;
  --faint: #5c6b84;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: "Space Grotesk", "Segoe UI", system-ui, -apple-system, sans-serif;
  --radius: 14px;
  --radius-sm: 8px;
  --header-h: 64px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- ambient background: grid + glows + scanlines ---- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(0, 229, 160, 0.09), transparent 60%),
    radial-gradient(800px 500px at 88% 4%, rgba(56, 189, 248, 0.08), transparent 60%),
    radial-gradient(700px 700px at 50% 115%, rgba(255, 59, 92, 0.05), transparent 60%),
    var(--bg);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(110, 160, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(110, 160, 255, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, #000 25%, transparent 78%);
}

::selection { background: rgba(0, 229, 160, 0.28); color: #fff; }

a { color: var(--cyan); text-decoration: none; }
a:hover { color: #7dd8ff; }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 22px; }

/* ============================ header ============================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(5, 8, 15, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 26px;
}
.logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.06rem;
  letter-spacing: 0.04em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 9px;
  white-space: nowrap;
}
.logo:hover { color: var(--text); }
.logo .dot { color: var(--accent); }
.logo svg { flex: none; }
.logo .tld { color: var(--faint); }
.site-nav { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.site-nav a {
  color: var(--muted);
  font-size: 0.86rem;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.site-nav a:hover { color: var(--text); background: rgba(110, 160, 255, 0.08); }
.site-nav a.nav-cta {
  color: var(--accent);
  border: 1px solid rgba(0, 229, 160, 0.35);
  font-family: var(--mono);
  font-size: 0.8rem;
}
.site-nav a.nav-cta:hover { background: var(--accent-dim); color: var(--accent); }

/* ============================ hero ============================ */

.hero { padding: 84px 0 46px; position: relative; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 160, 0.3);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 26px;
}
.hero-badge::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: blink 2.2s ease-in-out infinite;
}
@keyframes blink { 50% { opacity: 0.35; } }

.hero h1 {
  font-size: clamp(2.3rem, 5.6vw, 4.15rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 20px;
  max-width: 14em;
  font-weight: 700;
}
.hero h1 .grad {
  background: linear-gradient(92deg, var(--accent) 10%, var(--cyan) 60%, #a78bfa 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero h1 .glitch { position: relative; color: var(--danger); }

.hero .sub {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 46em;
  margin: 0 0 36px;
}
.hero .sub strong { color: var(--text); font-weight: 600; }

.terminal-line {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--faint);
  margin-bottom: 18px;
  min-height: 1.4em;
}
.terminal-line .prompt { color: var(--accent); }
.terminal-line .cursor {
  display: inline-block;
  width: 9px;
  background: var(--accent);
  animation: blink 1s steps(2) infinite;
  color: transparent;
}

/* ---- hero CTA ---- */
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(0, 229, 160, 0.45);
  border-radius: 12px;
  padding: 15px 26px;
  margin-bottom: 44px;
  transition: all .2s;
}
.hero-cta:hover {
  color: var(--accent);
  background: rgba(0, 229, 160, 0.18);
  border-color: var(--accent);
  box-shadow: 0 0 30px rgba(0, 229, 160, 0.2);
  transform: translateY(-1px);
}
.hero-cta .arrow { transition: transform .2s; }
.hero-cta:hover .arrow { transform: translateY(3px); }

/* ---- search ---- */
.searchbox {
  position: relative;
  max-width: 660px;
  margin-bottom: 18px;
}
.searchbox svg {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--faint);
  pointer-events: none;
}
.searchbox input {
  width: 100%;
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 18px 20px 18px 50px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.searchbox input::placeholder { color: var(--faint); }
.searchbox input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.16), 0 0 34px rgba(0, 229, 160, 0.10);
}

/* caja principal del catálogo: siempre destacada */
.catalog-search {
  max-width: 100%;
  margin-bottom: 10px;
}
.catalog-search input {
  font-size: 1.08rem;
  padding: 20px 22px 20px 54px;
  border-color: rgba(0, 229, 160, 0.38);
  background: rgba(11, 18, 32, 0.9);
  box-shadow: 0 0 0 1px rgba(0, 229, 160, 0.07), 0 0 26px rgba(0, 229, 160, 0.06);
}
.catalog-search svg { color: var(--accent); }
.catalog-search input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.18), 0 0 40px rgba(0, 229, 160, 0.14);
}

.search-hint { color: var(--faint); font-size: 0.82rem; margin: 0 0 14px; }
.search-hint code { font-family: var(--mono); color: var(--muted); }

.stats { display: flex; flex-wrap: wrap; gap: 14px; }
.stat {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 14px 22px;
  min-width: 132px;
}
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 1.5rem;
  color: var(--accent);
  line-height: 1.15;
}
.stat span { font-size: 0.78rem; color: var(--muted); letter-spacing: 0.04em; text-transform: uppercase; }
.stat.crit b { color: var(--danger); }
.stat.cyan b { color: var(--cyan); }

/* ============================ how it works ============================ */

.how { padding: 30px 0 10px; }
.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.how-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  position: relative;
}
.how-card .step {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.16em;
  margin-bottom: 10px;
}
.how-card h3 { margin: 0 0 8px; font-size: 1.02rem; }
.how-card p { margin: 0; color: var(--muted); font-size: 0.9rem; }

/* ============================ section titles ============================ */

.section { padding: 54px 0 8px; }
.section-title {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}
.section-title h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0;
  letter-spacing: -0.02em;
}
.section-title .count {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--faint);
}
.section-sub { color: var(--muted); margin: 0 0 26px; max-width: 60em; }

/* ============================ filters ============================ */

.filters { margin-bottom: 22px; display: grid; gap: 12px; }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-row .flabel {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--faint);
  min-width: 92px;
}
.chip {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 13px;
  cursor: pointer;
  transition: all .15s;
  user-select: none;
}
.chip:hover { border-color: var(--border-strong); color: var(--text); }
.chip.on {
  color: var(--accent);
  border-color: rgba(0, 229, 160, 0.5);
  background: var(--accent-dim);
}
.chip.on.cyan { color: var(--cyan); border-color: rgba(56, 189, 248, 0.5); background: var(--cyan-dim); }
.result-count { font-family: var(--mono); font-size: 0.8rem; color: var(--faint); margin: 4px 0 18px; }
.result-count b { color: var(--accent); }

/* ============================ case cards ============================ */

.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding-bottom: 20px; }

.case-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 20px;
  position: relative;
  overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.case-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--danger);
  opacity: 0.65;
}
.case-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: 0 14px 42px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 59, 92, 0.12);
}
.case-card:hover .case-subject { color: #fff; }

.case-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.badge {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1px solid;
  white-space: nowrap;
}
.badge.critico { color: var(--danger); border-color: rgba(255, 59, 92, 0.45); background: var(--danger-dim); }
.badge.alto { color: var(--warn); border-color: rgba(255, 176, 32, 0.45); background: var(--warn-dim); }
.badge.medio { color: var(--cyan); border-color: rgba(56, 189, 248, 0.45); background: var(--cyan-dim); }
.badge.cat { color: var(--muted); border-color: var(--border-strong); background: rgba(110, 160, 255, 0.06); }
.badge.pais { color: var(--cyan); border-color: rgba(56, 189, 248, 0.3); background: transparent; }

.case-subject {
  font-family: var(--mono);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.45;
}
.case-card a.stretch { position: absolute; inset: 0; z-index: 2; }
.case-from {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.case-from b { color: var(--muted); font-weight: 500; }
.case-excerpt {
  color: var(--muted);
  font-size: 0.85rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.case-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.74rem;
  color: var(--faint);
  margin-top: 2px;
}
.case-meta .freq { font-family: var(--mono); }
.case-meta .freq.hot { color: var(--danger); }
.case-meta .more { color: var(--accent); font-family: var(--mono); font-size: 0.74rem; }

.no-results {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  padding: 42px;
  text-align: center;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.9rem;
  display: none;
}
.no-results.show { display: block; }
.no-results b { color: var(--accent); }

/* ============================ protect / tips ============================ */

.tips { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding-bottom: 10px; }
.tip {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
}
.tip h3 {
  margin: 0 0 8px;
  font-size: 0.95rem;
  color: var(--accent);
  font-family: var(--mono);
  font-weight: 600;
}
.tip p { margin: 0; color: var(--muted); font-size: 0.88rem; }
.tip code { font-family: var(--mono); color: var(--cyan); font-size: 0.8em; }

/* ============================ faq ============================ */

.faq { display: grid; gap: 10px; max-width: 820px; padding-bottom: 10px; }
.faq-item {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  transition: color .15s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }
.faq-toggle {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 1.15rem;
  flex: none;
  transition: transform .2s;
}
.faq-item[open] .faq-toggle { transform: rotate(45deg); }
.faq-item p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--muted);
  font-size: 0.88rem;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

/* ============================ footer ============================ */

.site-footer {
  margin-top: 80px;
  border-top: 1px solid var(--border);
  padding: 44px 0 34px;
  background: rgba(8, 13, 24, 0.6);
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 30px; margin-bottom: 30px; }
.site-footer h4 {
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--faint);
  margin: 0 0 14px;
}
.site-footer p, .site-footer li { color: var(--muted); font-size: 0.86rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer ul a { color: var(--muted); }
.site-footer ul a:hover { color: var(--text); }
.footer-legal {
  border-top: 1px solid var(--border);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--faint);
}

/* ============================ case page ============================ */

.breadcrumb {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--faint);
  margin: 26px 0 18px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--border-strong); }

.verdict {
  border: 1px solid rgba(255, 59, 92, 0.5);
  background:
    repeating-linear-gradient(-45deg, rgba(255, 59, 92, 0.08) 0 12px, transparent 12px 24px),
    rgba(255, 59, 92, 0.05);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 28px;
}
.verdict .icon {
  flex: none;
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--danger-dim);
  border: 1px solid rgba(255, 59, 92, 0.4);
}
.verdict strong {
  display: block;
  color: var(--danger);
  font-size: 1.06rem;
  letter-spacing: 0.02em;
}
.verdict span { color: var(--muted); font-size: 0.86rem; }

.case-layout { display: grid; grid-template-columns: 1.7fr 1fr; gap: 22px; align-items: start; }

.mail {
  border: 1px solid var(--border-strong);
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
}
.mail-head {
  border-bottom: 1px solid var(--border);
  padding: 18px 22px;
  display: grid;
  gap: 10px;
  background: var(--surface-2);
}
.mail-row { display: flex; gap: 12px; font-size: 0.85rem; align-items: baseline; }
.mail-row .k {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--faint);
  min-width: 78px;
  flex: none;
}
.mail-row .v { color: var(--text); font-family: var(--mono); overflow-wrap: anywhere; }
.mail-row .v.spoof { color: var(--danger); }
.mail-row .v.subj { font-weight: 600; font-size: 1rem; font-family: var(--sans); }
.mail-attach {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--warn);
  background: var(--warn-dim);
  border: 1px solid rgba(255, 176, 32, 0.35);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  width: fit-content;
}
.mail-body {
  padding: 22px;
  color: #c4cede;
  font-size: 0.92rem;
  line-height: 1.75;
}
.mail-body p { margin: 0 0 1.1em; }
.mail-body .fake-link {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--danger);
  background: var(--danger-dim);
  border: 1px dashed rgba(255, 59, 92, 0.5);
  border-radius: 6px;
  padding: 2px 8px;
  overflow-wrap: anywhere;
}
.mail-body .ph { color: var(--faint); font-style: italic; }
.mail-flag {
  border-top: 1px solid var(--border);
  padding: 12px 22px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--faint);
  letter-spacing: 0.06em;
  background: rgba(255, 59, 92, 0.03);
}

.side { display: grid; gap: 16px; }
.panel {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.panel h3 {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--faint);
  display: flex;
  align-items: center;
  gap: 8px;
}
.panel h3 .swatch { width: 8px; height: 8px; border-radius: 2px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.panel h3 .swatch.red { background: var(--danger); box-shadow: 0 0 8px var(--danger); }
.panel h3 .swatch.cyan { background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

.kv { display: grid; gap: 8px; font-size: 0.86rem; }
.kv div { display: flex; justify-content: space-between; gap: 12px; }
.kv dt { color: var(--faint); font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; }
.kv dd { margin: 0; color: var(--text); text-align: right; }

.signals { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.signals li {
  color: var(--muted);
  font-size: 0.86rem;
  padding-left: 20px;
  position: relative;
}
.signals li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--danger);
}

.actions { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; counter-reset: act; }
.actions li {
  color: var(--muted);
  font-size: 0.86rem;
  padding-left: 30px;
  position: relative;
  counter-increment: act;
}
.actions li::before {
  content: counter(act, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
}
.actions li b { color: var(--text); font-weight: 600; }

.variants { margin-top: 26px; }
.variants h3 { font-size: 0.9rem; margin: 0 0 12px; font-family: var(--mono); color: var(--faint); letter-spacing: 0.1em; text-transform: uppercase; }
.variants ul { margin: 0; padding: 0 0 0 4px; list-style: none; display: grid; gap: 8px; }
.variants li { font-family: var(--mono); font-size: 0.82rem; color: var(--muted); }
.variants li::before { content: "» "; color: var(--faint); }

.related { padding: 60px 0 10px; }
.related .cards { grid-template-columns: repeat(3, 1fr); }

/* ============================ responsive ============================ */

@media (max-width: 920px) {
  .case-layout { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .related .cards { grid-template-columns: 1fr 1fr; }
  .how-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .tips { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .hero { padding: 54px 0 34px; }
  .related .cards { grid-template-columns: 1fr; }
  .site-nav a:not(.nav-cta) { display: none; }
  .verdict { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

@media print {
  body::before, body::after, .site-header, .site-footer, .related { display: none; }
  body { background: #fff; color: #000; }
}