/* Art of War: cinematic look (Victor's pick A, 24 Oct 2026). */
:root {
  --bg: #0b0d10;
  --bg-2: #101318;
  --panel: #13171d;
  --line: #22262c;
  --text: #f1ece0;
  --soft: #cfc8b8;
  --muted: #9a9486;
  --gold: #e0b45a;
  --gold-2: #f2cd7d;
  --display: "Oswald", "Bahnschrift", "Arial Narrow", sans-serif;
  --body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 74rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.65 var(--body); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold-2); }
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

/* Navigation */
.nav {
  position: absolute; top: 0; left: 0; right: 0; z-index: 20;
  background: linear-gradient(180deg, rgba(6,7,9,.85), rgba(6,7,9,0));
}
.nav.solid { position: sticky; background: rgba(11,13,16,.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 1.75rem; min-height: 4.5rem; }
.logo {
  font-family: var(--display); font-weight: 700; letter-spacing: .28em;
  color: var(--text); text-decoration: none; font-size: 1.05rem; margin-right: auto; white-space: nowrap;
}
.nav nav { display: flex; gap: 1.6rem; overflow-x: auto; scrollbar-width: none; }
.nav nav::-webkit-scrollbar { display: none; }
.nav nav a {
  font-family: var(--display); text-transform: uppercase; letter-spacing: .14em; font-size: .88rem;
  color: var(--soft); text-decoration: none; padding: .35rem 0; border-bottom: 2px solid transparent; white-space: nowrap;
}
.nav nav a:hover { color: var(--text); }
.nav nav a[aria-current="page"] { color: var(--text); border-bottom-color: var(--gold); }
@media (max-width: 44rem) {
  .nav .wrap { flex-direction: column; align-items: flex-start; gap: .4rem; padding-top: .8rem; padding-bottom: .6rem; }
  .nav nav { gap: 1.1rem; width: 100%; }
}

/* Hero */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; }
.hero .bg { position: absolute; inset: 0; background: #1a1420 url("../img/keyart-tank.webp") 82% center / cover no-repeat; transform: scale(1.04); }
.hero .bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(6,7,9,.93) 0%, rgba(6,7,9,.6) 42%, rgba(6,7,9,.05) 100%),
    linear-gradient(0deg, var(--bg) 0%, rgba(11,13,16,0) 38%);
}
.hero .copy { position: relative; z-index: 1; padding-top: 9rem; padding-bottom: 3.5rem; }
.kicker { font-family: var(--display); text-transform: uppercase; letter-spacing: .38em; font-size: .82rem; color: var(--gold); margin: 0 0 .9rem; }
.hero h1 {
  font-family: var(--display); text-transform: uppercase; font-weight: 700;
  font-size: clamp(3.2rem, 10vw, 7.5rem); line-height: .9; letter-spacing: .01em; margin: 0 0 1.4rem; max-width: 12ch;
}
.hero .lead { font-size: clamp(1.1rem, 2.2vw, 1.35rem); color: var(--soft); max-width: 34rem; margin: 0; }
.ctas { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }
.btn {
  display: inline-flex; align-items: center; min-height: 48px; padding: .85rem 1.6rem;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .16em; font-size: .9rem;
  text-decoration: none; border: 1px solid var(--gold);
}
.btn-gold { background: var(--gold); color: #140f05; }
.btn-gold:hover { background: var(--gold-2); }
.btn-line { color: var(--gold-2); }
.btn-line:hover { background: rgba(224,180,90,.1); }

.strip { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); background: rgba(11,13,16,.85); }
.strip a { display: block; padding: 1.4rem 1.25rem; text-decoration: none; border-right: 1px solid var(--line); }
.strip a:last-child { border-right: 0; }
.strip a:hover { background: rgba(224,180,90,.06); }
.strip b { display: block; font-family: var(--display); text-transform: uppercase; letter-spacing: .18em; font-size: .85rem; color: var(--gold); margin-bottom: .2rem; }
.strip span { color: var(--soft); font-size: .95rem; }
@media (max-width: 44rem) { .strip { grid-template-columns: 1fr; } .strip a { border-right: 0; border-bottom: 1px solid var(--line); } }

/* Page heads (inner pages) */
.page-head { position: relative; padding: 7.5rem 0 3.5rem; overflow: hidden; border-bottom: 1px solid var(--line); }
.page-head .bg { position: absolute; inset: 0; background: url("../img/keyart-tank-1280.webp") 70% 60% / cover; opacity: .35; }
.page-head .bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, var(--bg) 5%, rgba(11,13,16,.4) 100%); }
.page-head .wrap { position: relative; }
.page-head h1 { font-family: var(--display); text-transform: uppercase; font-size: clamp(2.6rem, 7vw, 5rem); line-height: .95; margin: 0 0 1rem; }
.page-head .lead { color: var(--soft); font-size: 1.15rem; max-width: 40rem; margin: 0; }
.page-head.plain .bg { display: none; }

/* Sections */
section { padding: 5rem 0; }
section + section { border-top: 1px solid var(--line); }
.h2 { font-family: var(--display); text-transform: uppercase; font-size: clamp(1.9rem, 4.5vw, 3rem); line-height: 1; margin: 0 0 1rem; letter-spacing: .02em; }
.soft { color: var(--soft); }
.muted { color: var(--muted); }

/* Promise */
.promise { display: grid; grid-template-columns: 1fr 1.2fr; gap: 3rem; align-items: start; }
.promise ol { list-style: none; margin: 0; padding: 0; counter-reset: p; }
.promise li { counter-increment: p; padding: 1.2rem 0 1.2rem 3.6rem; border-top: 1px solid var(--line); position: relative; font-size: 1.1rem; color: var(--soft); }
.promise li::before { content: "0" counter(p); position: absolute; left: 0; top: 1.1rem; font-family: var(--display); color: var(--gold); font-size: 1.4rem; letter-spacing: .05em; }
.promise li b { color: var(--text); display: block; font-family: var(--display); text-transform: uppercase; letter-spacing: .1em; font-weight: 500; font-size: 1rem; margin-bottom: .15rem; }
@media (max-width: 52rem) { .promise { grid-template-columns: 1fr; gap: 1.5rem; } }

/* Feature (2D) */
.feature { display: grid; grid-template-columns: 1.1fr .9fr; gap: 3rem; align-items: center; }
.feature img { border: 1px solid var(--line); }
@media (max-width: 52rem) { .feature { grid-template-columns: 1fr; } }

/* Units */
.units { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.unit { background: var(--panel); padding: 1.6rem; display: flex; flex-direction: column; }
.unit img { height: 10.5rem; width: 100%; object-fit: contain; margin-bottom: 1.2rem; filter: drop-shadow(0 14px 16px rgba(0,0,0,.55)); }
.unit .tag { font-family: var(--display); text-transform: uppercase; letter-spacing: .16em; color: var(--gold); font-size: .78rem; margin: 0 0 .3rem; }
.unit h3 { font-family: var(--display); text-transform: uppercase; letter-spacing: .06em; font-size: 1.5rem; margin: 0 0 .5rem; font-weight: 500; }
.unit p { color: var(--soft); margin: 0 0 1rem; }
.unit .cost { margin-top: auto; color: var(--muted); font-size: .9rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 1rem; }
.card { background: var(--panel); border: 1px solid var(--line); padding: 1.6rem; }
.card h3 { font-family: var(--display); text-transform: uppercase; letter-spacing: .08em; font-weight: 500; font-size: 1.25rem; margin: 0 0 .5rem; }
.badge { display: inline-block; font-family: var(--display); text-transform: uppercase; letter-spacing: .16em; font-size: .72rem; color: #140f05; background: var(--gold); padding: .2rem .55rem; margin-bottom: .8rem; }
.badge.dim { background: #2a2f37; color: var(--soft); }

/* Forms */
form { display: grid; gap: .5rem; }
label { font-weight: 600; margin-top: .8rem; font-size: .95rem; }
input, select, textarea { width: 100%; padding: .8rem; border: 1px solid var(--line); background: var(--bg-2); color: var(--text); font: inherit; }
small { color: var(--muted); }
button {
  margin-top: 1rem; min-height: 48px; padding: .8rem 1.2rem; border: 1px solid var(--gold); background: var(--gold); color: #140f05;
  font-family: var(--display); text-transform: uppercase; letter-spacing: .14em; font-size: .9rem;
}
button:disabled { background: transparent; color: var(--muted); border-color: var(--line); cursor: not-allowed; }

/* Prose */
.prose { max-width: 46rem; }
.prose h2 { font-family: var(--display); text-transform: uppercase; letter-spacing: .06em; font-weight: 500; font-size: 1.35rem; margin: 2.2rem 0 .6rem; }
.prose p, .prose li { color: var(--soft); }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 2.5rem 0; color: var(--muted); font-size: .92rem; background: #080a0c; }
.footer .wrap { display: flex; flex-wrap: wrap; gap: 1rem 2.5rem; justify-content: space-between; align-items: center; }
.footer .logo { font-size: .9rem; margin: 0; }
.footer nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.footer a { color: var(--muted); text-decoration: none; }
.footer a:hover { color: var(--text); }

/* Values (Victor, 25 Oct 2026): Steam-inspired navy band with numbered rows */
.values { background: linear-gradient(180deg, #111a27 0%, var(--bg) 100%); }
.values-lead { max-width: 40rem; margin-bottom: 2rem; }
.value-rows { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 70rem) { .value-rows { grid-template-columns: repeat(2, 1fr); } .value-rows li:last-child { grid-column: 1 / -1; } }
@media (max-width: 40rem) { .value-rows { grid-template-columns: 1fr; } }
.value-rows li { background: #11151b; padding: 1.6rem 1.5rem 1.8rem; }
.value-rows .n { font-family: var(--display); color: var(--gold); font-size: 1.7rem; letter-spacing: .04em; }
.value-rows b { display: block; font-family: var(--display); text-transform: uppercase; letter-spacing: .1em; font-weight: 500; font-size: 1.05rem; margin: .35rem 0 .45rem; }
.value-rows p { color: var(--soft); margin: 0; font-size: .96rem; }