/* ============================================
   Z-TACT.COM — "FIELD MANUAL" DESIGN SYSTEM
   ============================================ */

:root {
  --color-bg: #1c1f1a;
  --color-bg-alt: #15170f;
  --color-surface: #2a2e26;
  --color-surface-2: #343a30;
  --color-paper: #e8e3d3;
  --color-paper-dim: #cfc9b6;
  --color-text: #e8e3d3;
  --color-text-dim: #9a9c8f;
  --color-toxic: #4ecb3a;
  --color-rust: #c1502e;
  --color-blood: #7a1f1f;
  --color-line: #45493e;

  --font-display: "Oswald", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  --radius: 2px;
  --max-width: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse at top left, rgba(78,203,58,0.06), transparent 45%),
    repeating-linear-gradient(0deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 3px);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-toxic); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-toxic); outline-offset: 2px; }
img { max-width: 100%; display: block; }

.wrap { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Type ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-paper);
  line-height: 1.15;
  margin: 0 0 0.5em;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); letter-spacing: 0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; color: var(--color-text-dim); }
p.lead { color: var(--color-text); font-size: 1.1rem; }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.72rem;
  color: var(--color-toxic);
  display: inline-block;
  margin-bottom: 0.6em;
}

/* ---------- Header / Nav ---------- */
header.site-header {
  border-bottom: 3px solid var(--color-toxic);
  background: linear-gradient(180deg, #0a0c07, var(--color-bg-alt));
  position: sticky;
  top: 0;
  z-index: 50;
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  flex-wrap: wrap;
  gap: 12px;
}

/* Logo image styling */
.logo {
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-img {
  height: 118px;
  width: auto;
  /* Transparent PNG — no blend hacks needed */
  filter: drop-shadow(0 0 14px rgba(78, 203, 58, 0.32));
  transition: filter 0.25s ease, transform 0.25s ease;
}
.logo:hover .logo-img {
  filter: drop-shadow(0 0 22px rgba(78, 203, 58, 0.6));
  transform: scale(1.03);
}
@media (max-width: 900px) {
  .logo-img { height: 92px; }
}
@media (max-width: 600px) {
  .logo-img { height: 74px; }
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo-text .top-line {
  font-family: var(--font-display);
  font-size: 1.65rem;
  letter-spacing: 0.1em;
  color: var(--color-paper);
  text-transform: uppercase;
}
.logo-text .top-line span { color: var(--color-toxic); }
.logo-text .sub-line {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--color-text-dim);
  text-transform: uppercase;
  margin-top: 2px;
}

nav.main-nav { display: flex; gap: 28px; flex-wrap: wrap; }
nav.main-nav a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-dim);
}
nav.main-nav a:hover, nav.main-nav a.active { color: var(--color-toxic); text-decoration: none; }
nav.main-nav a.active { border-bottom: 2px solid var(--color-toxic); padding-bottom: 4px; }

/* Mobile hamburger placeholder — nav wraps naturally on small screens */
@media (max-width: 640px) {
  .nav-row { justify-content: center; }
  nav.main-nav { justify-content: center; gap: 16px; }
}

/* ---------- Amazon compliance banner ---------- */
.affiliate-banner {
  background: rgba(78,203,58,0.08);
  border-bottom: 1px solid var(--color-line);
  text-align: center;
  padding: 7px 24px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--color-text-dim);
}
.affiliate-banner a { color: var(--color-toxic); text-decoration: underline; }

/* ---------- Hero ---------- */
.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--color-line);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(193,80,46,0.04) 0 2px, transparent 2px 40px);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
}
@media (max-width: 820px) { .hero-grid { grid-template-columns: 1fr; } }
.hero h1 { margin-bottom: 0.3em; }
.hero h1 .strike { color: var(--color-rust); }

.hero-panel {
  border: 2px solid var(--color-line);
  background: var(--color-surface);
  padding: 28px;
  position: relative;
}
.hero-panel::before {
  content: "FIELD BRIEF";
  position: absolute;
  top: -13px; left: 20px;
  background: var(--color-bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-toxic);
}
.hero-panel ul { list-style: none; margin: 0; padding: 0; }
.hero-panel li {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-mono);
  font-size: 0.85rem;
}
.hero-panel li:last-child { border-bottom: none; }
.hero-panel li span:last-child { color: var(--color-toxic); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.8rem;
  padding: 14px 28px;
  border: 2px solid var(--color-toxic);
  color: var(--color-toxic);
  background: transparent;
  border-radius: var(--radius);
  transition: background 0.15s, color 0.15s;
  cursor: pointer;
}
.btn:hover { background: var(--color-toxic); color: var(--color-bg); text-decoration: none; }
.btn.solid { background: var(--color-toxic); color: var(--color-bg); }
.btn.solid:hover { background: transparent; color: var(--color-toxic); }
.btn.rust { border-color: var(--color-rust); color: var(--color-rust); }
.btn.rust:hover { background: var(--color-rust); color: var(--color-bg); }

/* ---------- Sections ---------- */
section { padding: 64px 0; }
section.alt { background: var(--color-bg-alt); border-top: 1px solid var(--color-line); border-bottom: 1px solid var(--color-line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; flex-wrap: wrap; margin-bottom: 32px; }
.section-head h2 { margin: 0; }
.section-head .more { font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 24px; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .grid.cols-3, .grid.cols-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  transition: transform 0.15s, border-color 0.15s;
}
.card:hover { transform: translateY(-3px); border-color: var(--color-toxic); }
.card-media {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-surface-2), var(--color-bg-alt));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-dim);
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-line);
}
.card-body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex-grow: 1; }
.card-tag { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.2em; color: var(--color-rust); text-transform: uppercase; }
.card h3 { margin: 0; }
.card h3 a { color: var(--color-paper); }
.card h3 a:hover { color: var(--color-toxic); text-decoration: none; }
.card p { font-size: 0.92rem; margin-bottom: 0; }
.card .read-more { margin-top: auto; font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase; }

/* ---------- Threat / Gear Rating badge ---------- */
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  border: 2px dashed var(--color-toxic);
  padding: 10px 16px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-toxic);
  background: rgba(78,203,58,0.04);
}
.rating-badge .dots { display: flex; gap: 4px; }
.rating-badge .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--color-line); }
.rating-badge .dot.on { background: var(--color-toxic); box-shadow: 0 0 6px var(--color-toxic); }

/* ---------- Gear / Product box (affiliate placement) ---------- */
.gear-box {
  border: 2px solid var(--color-rust);
  background: var(--color-surface);
  padding: 24px;
  margin: 28px 0;
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 20px;
  align-items: center;
}
@media (max-width: 600px) { .gear-box { grid-template-columns: 1fr; text-align: center; } }
.gear-box .gear-icon {
  width: 100%;
  aspect-ratio: 1;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.4rem;
}
.gear-box h4 { margin: 0 0 6px; color: var(--color-paper); font-family: var(--font-display); text-transform: uppercase; }
.gear-box .gear-meta { font-family: var(--font-mono); font-size: 0.75rem; color: var(--color-text-dim); letter-spacing: 0.1em; margin-bottom: 10px; }

/* Amazon compliance note on gear boxes */
.gear-box .affiliate-note {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-text-dim);
  letter-spacing: 0.06em;
  margin-top: 8px;
  opacity: 0.7;
}

/* ---------- Article ---------- */
article.post { max-width: 760px; margin: 0 auto; }
article.post .post-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin-bottom: 16px;
}
article.post h2 { margin-top: 2em; border-left: 4px solid var(--color-rust); padding-left: 14px; }
article.post blockquote {
  border-left: 3px solid var(--color-toxic);
  margin: 24px 0;
  padding: 12px 20px;
  background: var(--color-surface);
  font-style: italic;
  color: var(--color-paper);
}
article.post ul { color: var(--color-text-dim); padding-left: 1.4em; }
article.post li { margin-bottom: 0.4em; }

/* ---------- CTA strip ---------- */
.cta-strip {
  border: 2px solid var(--color-toxic);
  padding: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  background: repeating-linear-gradient(45deg, rgba(78,203,58,0.04) 0 10px, transparent 10px 20px);
}
.cta-strip h3 { margin: 0; }

/* ---------- Footer ---------- */
footer.site-footer {
  border-top: 3px solid var(--color-toxic);
  background: var(--color-bg-alt);
  padding: 48px 0 28px;
  margin-top: 40px;
}
footer .grid.cols-3 { margin-bottom: 32px; }
footer h4 { color: var(--color-paper); font-size: 0.95rem; margin-bottom: 14px; font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.08em; }
footer ul { list-style: none; padding: 0; margin: 0; }
footer li { margin-bottom: 8px; }
footer a { color: var(--color-text-dim); font-size: 0.9rem; }
footer a:hover { color: var(--color-toxic); }
.footer-logo { height: 132px; width: auto; margin-bottom: 12px; filter: drop-shadow(0 0 10px rgba(78,203,58,0.24)); }
.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding-top: 20px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-dim);
  letter-spacing: 0.05em;
  line-height: 1.9;
}
.footer-bottom a { text-decoration: underline; color: var(--color-toxic); }

/* ---------- Disclosure / legal box ---------- */
.disclosure-box {
  border: 2px solid var(--color-toxic);
  background: var(--color-surface);
  padding: 28px;
  margin: 24px 0;
}

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.tag-list { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0; }
.tag-list span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--color-line);
  padding: 6px 12px;
  color: var(--color-text-dim);
}

/* ---------- Animations ---------- */
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ==========================================================
   NEW COMPONENTS — nav toggle, prose, callouts, quiz,
   checklists, opt-in, gear of week, print styles
   ========================================================== */

/* --- Mobile nav toggle --- */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-line);
  color: var(--color-toxic);
  font-size: 1.4rem;
  line-height: 1;
  padding: 6px 12px;
  cursor: pointer;
}
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  nav.main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    margin-top: 12px;
    border-top: 1px solid var(--color-line);
  }
  nav.main-nav.open { display: flex; }
  .main-nav a {
    padding: 12px 4px;
    border-bottom: 1px solid var(--color-line);
  }
  .nav-row { flex-wrap: wrap; }
}

/* --- Long-form prose --- */
.prose { max-width: 820px; }
.prose h2 {
  margin-top: 42px;
  padding-top: 18px;
  border-top: 1px solid var(--color-line);
}
.prose ol { padding-left: 20px; }
.prose ol li { margin-bottom: 8px; }
.note-inline {
  border-left: 3px solid var(--color-rust);
  padding: 10px 0 10px 16px;
  margin: 18px 0;
  font-size: 0.92rem;
  color: var(--color-text-dim);
}

/* --- Callout box --- */
.callout {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-toxic);
  padding: 22px 24px;
  margin: 28px 0;
}
.callout ul, .callout ol { margin-bottom: 0; }
.callout li { margin-bottom: 8px; }

/* --- Email opt-in --- */
.optin {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 32px;
}
.optin-form { display: flex; flex-direction: column; gap: 10px; }
.optin-form input {
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  color: var(--color-paper);
  padding: 13px 14px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  width: 100%;
}
.optin-form input:focus {
  outline: none;
  border-color: var(--color-toxic);
}
.optin-note {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-dim);
  margin: 0;
}
.optin-note.ok { color: var(--color-toxic); }
@media (max-width: 760px) {
  .optin { grid-template-columns: 1fr; padding: 24px; }
}

/* --- Quiz --- */
.quiz-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: start;
}
.q-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 16px 18px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}
.q-item:hover { border-color: var(--color-toxic); }
.q-item input { position: absolute; opacity: 0; pointer-events: none; }
.q-box {
  width: 22px; height: 22px;
  border: 2px solid var(--color-line);
  display: inline-block;
  position: relative;
  flex-shrink: 0;
}
.q-item.checked .q-box {
  background: var(--color-toxic);
  border-color: var(--color-toxic);
}
.q-item.checked .q-box::after {
  content: "";
  position: absolute;
  left: 6px; top: 1px;
  width: 6px; height: 12px;
  border: solid var(--color-bg);
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}
.q-item.checked .q-text { color: var(--color-text-dim); }
.q-text { font-size: 0.95rem; }

.quiz-score {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 26px 22px;
  position: sticky;
  top: 20px;
  text-align: center;
}
.score-ring { margin-bottom: 8px; }
.score-num {
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 1;
  color: var(--color-toxic);
}
.score-of {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-dim);
  letter-spacing: 0.2em;
}
.score-grade {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 1.05rem;
  margin: 12px 0;
}
.grade-a { color: var(--color-toxic); }
.grade-b { color: #8fd44a; }
.grade-c { color: #e0b93c; }
.grade-d { color: var(--color-rust); }
.grade-f { color: #b13a2a; }
.score-bar {
  height: 6px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  margin-bottom: 18px;
  overflow: hidden;
}
.score-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--color-toxic);
  transition: width 0.35s ease;
}
.score-gaps { text-align: left; margin-bottom: 16px; }
.score-gaps h4 {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-rust);
  margin-bottom: 10px;
}
.gap-row {
  border-top: 1px solid var(--color-line);
  padding: 10px 0;
}
.gap-cat {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-toxic);
}
.gap-row p { font-size: 0.82rem; margin: 4px 0 6px; }
.gap-row a { font-size: 0.78rem; font-family: var(--font-mono); }
.all-clear { color: var(--color-toxic); font-size: 0.88rem; }
.muted { color: var(--color-text-dim); font-size: 0.88rem; }
@media (max-width: 860px) {
  .quiz-wrap { grid-template-columns: 1fr; }
  .quiz-score { position: static; }
}

/* --- Checklists --- */
.checklist {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 26px;
  margin-bottom: 28px;
}
.cl-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 16px;
  margin-bottom: 20px;
}
.cl-icon { font-size: 2.2rem; }
.cl-guide { font-family: var(--font-mono); font-size: 0.75rem; }
.cl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 22px;
}
.cl-section h4 {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-rust);
  margin-bottom: 10px;
}
.cl-items { list-style: none; padding: 0; margin: 0; }
.cl-items li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  font-size: 0.86rem;
  margin-bottom: 8px;
}
.tick {
  width: 13px; height: 13px;
  border: 1.5px solid var(--color-text-dim);
  margin-top: 3px;
  flex-shrink: 0;
}
@media (max-width: 600px) {
  .cl-head { grid-template-columns: auto 1fr; }
  .cl-print { grid-column: 1 / -1; }
}

/* --- Gear of the Week --- */
.gow {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: center;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-rust);
  padding: 26px;
}
.gow-icon { font-size: 3rem; }
.gow-body h3 { margin: 6px 0 8px; }
@media (max-width: 600px) {
  .gow { grid-template-columns: 1fr; }
}

/* --- Print styles --- */
@media print {
  .no-print, .site-header, .site-footer, .affiliate-banner,
  .cl-print, .optin, .cta-strip, .btn { display: none !important; }
  body { background: #fff !important; color: #000 !important; }
  .checklist {
    background: #fff !important;
    border: 1px solid #999 !important;
    page-break-after: always;
    padding: 0;
    margin-bottom: 0;
  }
  .checklist:last-child { page-break-after: auto; }
  .cl-section h4, .gap-cat { color: #000 !important; }
  .tick { border-color: #000 !important; }
  .cl-grid { grid-template-columns: repeat(2, 1fr); }
  a { text-decoration: none !important; color: #000 !important; }
  .wrap { max-width: 100%; padding: 0; }
}