/* =============================================
   PETN.US — Combat Engineer Resource Hub
   Essayons. Fort Leonard Wood.
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;600;700&family=Share+Tech+Mono&family=Barlow+Condensed:wght@400;600;800&display=swap');

:root {
  --black:      #080808;
  --dark:       #111111;
  --panel:      #181818;
  --border:     #2a2a2a;
  --od-green:   #4a5c38;
  --od-light:   #6b7f52;
  --orange:     #e85d04;
  --orange-hot: #ff6b1a;
  --amber:      #f4a22d;
  --red:        #c0392b;
  --text:       #d4d0c8;
  --text-dim:   #7a7670;
  --white:      #f0ece0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 18px;
  line-height: 1.5;
  overflow-x: hidden;
}

/* ─── NOISE TEXTURE OVERLAY ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  opacity: 0.4;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(8, 8, 8, 0.96);
  border-bottom: 2px solid var(--od-green);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 60px;
  backdrop-filter: blur(8px);
}

.nav-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.15em;
  text-decoration: none;
  text-transform: uppercase;
}

.nav-logo span {
  color: var(--od-light);
  font-size: 0.75rem;
  display: block;
  letter-spacing: 0.3em;
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--orange); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  background:
    linear-gradient(to bottom, rgba(8,8,8,0.7) 0%, rgba(8,8,8,0.4) 40%, rgba(8,8,8,0.95) 100%),
    url('assets/img/hero-bg.jpg') center/cover no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 2rem 4rem;
  position: relative;
}

.hero-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--od-light);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  border: 1px solid var(--od-green);
  padding: 0.3rem 1.2rem;
  display: inline-block;
}

.hero h1 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  line-height: 0.9;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-shadow: 0 0 60px rgba(232,93,4,0.3);
}

.hero h1 .accent { color: var(--orange); }

.hero-sub {
  margin-top: 1.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  color: var(--text-dim);
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.hero-motto {
  margin-top: 3rem;
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.hero-motto::before,
.hero-motto::after {
  content: ' ✦ ';
  color: var(--od-green);
  font-size: 1rem;
}

.hero-divider {
  width: 120px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  margin: 2rem auto;
}

.hero-desc {
  max-width: 600px;
  color: var(--text);
  font-size: 1.1rem;
  line-height: 1.6;
  opacity: 0.85;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  text-transform: uppercase;
  animation: pulse 2s infinite;
}

@keyframes pulse { 0%,100%{opacity:0.4} 50%{opacity:1} }

/* ─── SECTION BASE ─── */
section {
  padding: 5rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--orange);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--white);
  letter-spacing: 0.05em;
}

.section-line {
  width: 80px;
  height: 3px;
  background: var(--orange);
  margin: 1rem auto 0;
}

/* ─── ALERT BANNER ─── */
.alert-banner {
  background: linear-gradient(90deg, var(--od-green) 0%, #2d3a22 100%);
  border-left: 4px solid var(--orange);
  padding: 1rem 2rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  color: var(--text);
  letter-spacing: 0.1em;
  text-align: center;
}

.alert-banner strong { color: var(--orange); }

/* ─── MANUALS GRID ─── */
.manuals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.manual-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-top: 3px solid var(--od-green);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
  overflow: hidden;
}

.manual-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 100%;
  background: linear-gradient(180deg, rgba(74,92,56,0.05) 0%, transparent 50%);
  pointer-events: none;
}

.manual-card:hover {
  border-color: var(--orange);
  transform: translateY(-3px);
}

.manual-card.featured { border-top-color: var(--orange); }

.manual-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  padding: 0.2rem 0.6rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.badge-pub { background: rgba(74,92,56,0.3); color: var(--od-light); border: 1px solid var(--od-green); }
.badge-fouo { background: rgba(232,93,4,0.15); color: var(--orange); border: 1px solid var(--orange); }
.badge-ref { background: rgba(244,162,45,0.15); color: var(--amber); border: 1px solid var(--amber); }

.manual-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.manual-card .doc-num {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: var(--orange);
  letter-spacing: 0.15em;
  margin-bottom: 0.75rem;
}

.manual-card p {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--orange);
  text-decoration: none;
  border: 1px solid var(--orange);
  padding: 0.4rem 1rem;
  transition: background 0.2s, color 0.2s;
}

.card-link:hover {
  background: var(--orange);
  color: var(--black);
}

/* ─── COURSES SECTION ─── */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 4px solid var(--orange);
  padding: 1.75rem;
  transition: background 0.2s;
}

.course-card:hover { background: #1e1e1e; }

.course-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.course-card .course-id {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: var(--amber);
  letter-spacing: 0.2em;
  margin-bottom: 0.75rem;
}

.course-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.course-card ul li {
  font-size: 0.9rem;
  color: var(--text-dim);
  padding-left: 1rem;
  position: relative;
}

.course-card ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--od-light);
}

/* ─── GALLERY ─── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.gallery-item {
  aspect-ratio: 4/3;
  background: var(--panel);
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
  filter: grayscale(20%) contrast(1.1);
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: grayscale(0%) contrast(1.15);
}

.gallery-item .caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(8,8,8,0.95));
  padding: 1.5rem 1rem 0.75rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  opacity: 0;
  transition: opacity 0.3s;
}

.gallery-item:hover .caption { opacity: 1; }

/* Gallery placeholder */
.gallery-placeholder {
  aspect-ratio: 4/3;
  background: var(--panel);
  border: 1px dashed var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-dim);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}

/* ─── UNIT BANNER ─── */
.unit-banner {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  margin: 0 2rem;
}

.unit-banner::before {
  content: 'ESSAYONS';
  position: absolute;
  font-family: 'Oswald', sans-serif;
  font-size: 12rem;
  font-weight: 700;
  color: rgba(74,92,56,0.06);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: 0.1em;
}

.unit-banner h2 {
  font-family: 'Oswald', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.unit-banner p {
  color: var(--text-dim);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  margin-top: 0.5rem;
}

.unit-stats {
  display: flex;
  justify-content: center;
  gap: 4rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat .num {
  font-family: 'Oswald', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--orange);
  display: block;
}

.stat .label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ─── FOOTER ─── */
footer {
  background: var(--dark);
  border-top: 2px solid var(--od-green);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer-motto {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--od-light);
  margin-top: 0.5rem;
  text-transform: uppercase;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.footer-links a {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--orange); }

.footer-copy {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-dim);
  opacity: 0.5;
  letter-spacing: 0.15em;
  margin-top: 1.5rem;
}

/* ─── TRIBUTE SECTION ─── */
.tribute-section {
  max-width: 100%;
  padding: 5rem 4rem;
  background:
    linear-gradient(to right, rgba(8,8,8,0.97) 0%, rgba(8,8,8,0.85) 50%, rgba(8,8,8,0.97) 100%),
    repeating-linear-gradient(
      45deg,
      rgba(74,92,56,0.03) 0px,
      rgba(74,92,56,0.03) 1px,
      transparent 1px,
      transparent 12px
    );
  border-top: 3px solid var(--orange);
  border-bottom: 1px solid var(--border);
}

.tribute-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 4rem;
  align-items: center;
}

.tribute-photo-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tribute-photo-main {
  width: 100%;
  aspect-ratio: 3/4;
  overflow: hidden;
  border: 2px solid var(--od-green);
  position: relative;
}

.tribute-photo-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: contrast(1.1) saturate(0.85);
  transition: filter 0.4s;
}

.tribute-photo-main:hover img {
  filter: contrast(1.15) saturate(1);
}

.tribute-photo-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.tribute-photo-sm {
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--border);
}

.tribute-photo-sm img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.1) saturate(0.8) grayscale(20%);
  transition: filter 0.3s;
}

.tribute-photo-sm:hover img {
  filter: contrast(1.1) saturate(1) grayscale(0%);
}

.tribute-eyebrow {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  color: var(--od-light);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.tribute-name {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  line-height: 0.95;
  text-shadow: 0 0 40px rgba(232,93,4,0.25);
}

.tribute-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--orange);
  text-transform: uppercase;
  margin-top: 0.75rem;
}

.tribute-divider {
  width: 60px;
  height: 3px;
  background: var(--orange);
  margin: 1.75rem 0;
}

.tribute-body {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 1.25rem;
  max-width: 560px;
}

.tribute-motto {
  display: flex;
  align-items: center;
  margin-top: 2rem;
  padding: 1rem 1.5rem;
  border: 1px solid var(--od-green);
  background: rgba(74,92,56,0.08);
  font-family: 'Oswald', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .tribute-section { padding: 3rem 1.5rem; }
  .tribute-inner { grid-template-columns: 1fr; gap: 2rem; }
  .tribute-photo-main { aspect-ratio: 4/3; }
}

/* ─── PRUDEN QUOTE (in tribute) ─── */
.pruden-quote {
  border-left: 3px solid var(--orange);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: rgba(232,93,4,0.06);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text);
  line-height: 1.7;
}

/* ─── HIS WORDS SECTION ─── */
.words-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.words-body {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.words-body p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text);
}

.closing-quotes {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 3rem 0;
}

.big-quote {
  border: 1px solid var(--border);
  border-left: 4px solid var(--od-green);
  padding: 2rem 2rem 1.5rem;
  background: var(--panel);
  position: relative;
}

.big-quote::before {
  content: '"';
  position: absolute;
  top: -0.5rem;
  left: 1.5rem;
  font-family: 'Oswald', sans-serif;
  font-size: 5rem;
  color: var(--od-green);
  opacity: 0.3;
  line-height: 1;
}

.big-quote p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--text);
  font-style: italic;
  margin-bottom: 1rem;
}

.big-quote cite {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--amber);
  font-style: normal;
  text-transform: uppercase;
}

.words-sig {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.words-sig span:first-child {
  font-family: 'Oswald', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.15em;
}

.words-sig-sub {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--od-light);
  text-transform: uppercase;
}

/* ─── STONY POINT ─── */
.stony-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}

.stony-img {
  position: sticky;
  top: 80px;
}

.stony-img img {
  width: 100%;
  filter: sepia(30%) contrast(1.05);
  border: 1px solid var(--border);
}

.stony-caption {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-align: center;
  margin-top: 0.75rem;
  text-transform: uppercase;
}

.stony-text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stony-text p {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text);
}

.stony-callout {
  border-left: 3px solid var(--orange);
  padding: 1rem 1.5rem;
  background: rgba(232,93,4,0.06);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
}

.stony-callout span {
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--orange);
  text-transform: uppercase;
  display: block;
  margin-bottom: 0.4rem;
}

@media (max-width: 900px) {
  .stony-grid { grid-template-columns: 1fr; }
  .stony-img { position: static; }
}

/* ─── UTILITY ─── */
.full-width {
  max-width: 100%;
  padding-left: 2rem;
  padding-right: 2rem;
}

.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0 auto;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 3rem; }
  .unit-stats { gap: 2rem; }
}