/* ==========================================================
   VANGUARD — The Outrunner System
   Mobile Broadcast Cinema · Marathon & Triathlon
   AVantgarde-Marken-Look, dunkel-cineastisch.
   Warme Palette. Kein Klein-Blau. Kein Framework, kein Build.
   RGB-Aberration = Signatur (und hier: das bewegte Signal).
   ========================================================== */

:root {
  /* warme AVantgarde-Palette, dunkel gestimmt */
  --bg:        #0c0a07;
  --bg-2:      #14100b;
  --bg-3:      #1b1610;
  --cream:     #f0ece4;
  --paper:     #e9e3d4;
  --parchment: #d9c7a3;
  --bronze:    #8a6a3b;
  --bronze-lo: #b1935c;
  --ember:     #c4501e;
  --ember-lo:  #e2692f;

  --text:       #e7dfd0;
  --text-soft:  rgba(231, 223, 208, 0.60);
  --text-faint: rgba(231, 223, 208, 0.32);
  --line:       rgba(217, 199, 163, 0.15);
  --line-2:     rgba(217, 199, 163, 0.28);

  /* chromatische Aberration — die digitale Geste / das bewegte Bild */
  --ab-r: rgba(255, 0, 64, 0.60);
  --ab-b: rgba(0, 168, 255, 0.60);

  --sans:  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --serif: 'Crimson Pro', Georgia, serif;
  --mono:  'JetBrains Mono', 'SF Mono', ui-monospace, monospace;

  --gutter: clamp(1.25rem, 5vw, 6rem);
  --maxw: 1200px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* feines Korn über allem — Kinoraster */
body::before {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 2000;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* warmer Vignetten-Hauch */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1;
  background: radial-gradient(120% 80% at 50% -10%, rgba(196,80,30,0.10), transparent 60%);
}

::selection { background: var(--ember); color: #fff; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Typo-Rollen ---------- */
.monolith {
  font-family: var(--sans);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.9;
  text-transform: uppercase;
}
.serif { font-family: var(--serif); font-style: italic; font-weight: 400; }
.serif em { font-weight: 600; color: var(--parchment); }
.detail {
  font-family: var(--mono);
  font-size: 0.64rem;
  text-transform: uppercase;
  letter-spacing: 0.34em;
  color: var(--text-soft);
}
.mono { font-family: var(--mono); }
.em { color: var(--ember-lo); }
.br { color: var(--bronze-lo); }
.pa { color: var(--parchment); }

/* ---------- Layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); position: relative; z-index: 2; }

section { padding-block: clamp(4rem, 9vw, 8.5rem); position: relative; z-index: 2; }
section + section { border-top: 1px solid var(--line); }

.eyebrow {
  display: flex; align-items: center; gap: 0.85rem;
  margin-bottom: 2.2rem;
}
.eyebrow .num {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.2em;
  color: var(--ember); font-weight: 600;
}
.eyebrow .lbl {
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.34em;
  text-transform: uppercase; color: var(--text-soft);
}
.eyebrow .rule { flex: 1; height: 1px; background: var(--line-2); }

h2.head {
  font-family: var(--sans); font-weight: 900; text-transform: uppercase;
  letter-spacing: -0.04em; line-height: 0.92;
  font-size: clamp(1.9rem, 5.4vw, 3.9rem);
  color: var(--cream);
  max-width: 20ch;
}
h3.sub {
  font-family: var(--sans); font-weight: 800; letter-spacing: -0.02em;
  font-size: clamp(1.1rem, 2.4vw, 1.55rem); color: var(--paper);
  margin-bottom: 0.6rem;
}
.lead {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.2rem, 2.7vw, 1.85rem); line-height: 1.4;
  color: var(--parchment); max-width: 30ch;
  margin-top: 1.4rem;
}
p.body { color: var(--text-soft); max-width: 62ch; margin-top: 1rem; }
p.body strong { color: var(--text); font-weight: 600; }
p.body + p.body { margin-top: 0.9rem; }

/* ---------- Progress ---------- */
#progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--ember), var(--bronze-lo));
  transform-origin: 0 50%; transform: scaleX(0); z-index: 1500;
}

/* ---------- Top bar ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1400;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem var(--gutter);
  background: linear-gradient(180deg, rgba(12,10,7,0.9), rgba(12,10,7,0));
  backdrop-filter: blur(2px);
}
.topbar .logo { height: 20px; width: auto; opacity: 0.92; }
.topbar .tb-right { display: flex; align-items: center; gap: 1.1rem; }
.dev-tag {
  font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.24em;
  text-transform: uppercase; color: var(--ember-lo);
  border: 1px solid rgba(196,80,30,0.4); border-radius: 2px;
  padding: 0.25rem 0.5rem;
}
.tb-meta { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.22em; color: var(--text-faint); text-transform: uppercase; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(7rem, 16vh, 11rem); padding-bottom: clamp(3.5rem, 8vw, 7rem); }
.hero .kicker {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.32em;
  text-transform: uppercase; color: var(--ember); margin-bottom: 1.6rem;
}
.hero h1 {
  font-family: var(--sans); font-weight: 900; text-transform: uppercase;
  letter-spacing: -0.05em; line-height: 0.82;
  font-size: clamp(3.6rem, 16vw, 12rem);
  color: var(--cream);
}
.hero h1 .sys {
  display: block; color: var(--ember);
  font-size: clamp(1.3rem, 5.2vw, 3.4rem); letter-spacing: -0.02em;
  margin-top: 0.5rem;
}
.hero .tagline {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(1.25rem, 3.4vw, 2.3rem); color: var(--parchment);
  margin-top: 1.8rem; max-width: 24ch; line-height: 1.35;
}
.hero .meta-row {
  display: flex; flex-wrap: wrap; gap: 1.4rem 2.6rem; margin-top: 2.8rem;
  padding-top: 1.6rem; border-top: 1px solid var(--line-2);
}
.hero .meta-row .m { }
.hero .meta-row .m b {
  display: block; font-family: var(--mono); font-size: 0.6rem;
  letter-spacing: 0.24em; text-transform: uppercase; color: var(--text-faint);
  font-weight: 500; margin-bottom: 0.35rem;
}
.hero .meta-row .m span { font-size: 0.95rem; color: var(--paper); }

/* ---------- Kern / Green band ---------- */
.kern {
  background:
    radial-gradient(90% 120% at 15% 0%, rgba(138,106,59,0.16), transparent 55%),
    linear-gradient(180deg, var(--bg-2), var(--bg));
}
.kern .big {
  font-family: var(--sans); font-weight: 900; text-transform: uppercase;
  letter-spacing: -0.04em; line-height: 0.95;
  font-size: clamp(1.8rem, 5vw, 3.4rem); color: var(--cream); max-width: 16ch;
}
.leaf { color: var(--bronze-lo); }
.kern-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px; margin-top: 3rem;
  background: var(--line); border: 1px solid var(--line);
}
.kern-grid .cell { background: var(--bg); padding: 1.8rem 1.5rem; }
.kern-grid .cell .ic { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.24em; color: var(--ember); text-transform: uppercase; margin-bottom: 0.9rem; }
.kern-grid .cell h4 { font-weight: 800; font-size: 1.05rem; color: var(--paper); margin-bottom: 0.45rem; letter-spacing: -0.01em; }
.kern-grid .cell p { font-size: 0.9rem; color: var(--text-soft); }

/* ---------- Generic content grid ---------- */
.split { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
@media (min-width: 860px) { .split.two { grid-template-columns: 0.85fr 1.15fr; } .split.twoeq { grid-template-columns: 1fr 1fr; } }

/* spec cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem; margin-top: 2rem; }
.card {
  background: var(--bg-3); border: 1px solid var(--line);
  border-radius: 4px; padding: 1.5rem 1.4rem; position: relative; overflow: hidden;
}
.card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px; background: var(--ember); opacity: 0.7; }
.card .k { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ember); margin-bottom: 0.75rem; }
.card h4 { font-weight: 800; font-size: 1.02rem; color: var(--paper); margin-bottom: 0.5rem; letter-spacing: -0.01em; }
.card p { font-size: 0.88rem; color: var(--text-soft); }
.card p + p { margin-top: 0.55rem; }
.card .big-num { font-family: var(--sans); font-weight: 900; font-size: 2.1rem; color: var(--cream); letter-spacing: -0.03em; line-height: 1; }
.card .unit { font-family: var(--mono); font-size: 0.7rem; color: var(--text-soft); letter-spacing: 0.1em; }

/* pull quote / honest note */
.note {
  border-left: 2px solid var(--bronze); padding: 1.1rem 0 1.1rem 1.4rem;
  margin-top: 1.8rem; background: linear-gradient(90deg, rgba(138,106,59,0.08), transparent);
}
.note .tag { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--bronze-lo); margin-bottom: 0.5rem; }
.note p { color: var(--paper); font-size: 0.95rem; }
.note.warn { border-color: var(--ember); background: linear-gradient(90deg, rgba(196,80,30,0.1), transparent); }
.note.warn .tag { color: var(--ember-lo); }

/* checklist / bullets */
ul.ticks { list-style: none; margin-top: 1.4rem; display: grid; gap: 0.7rem; }
ul.ticks li { position: relative; padding-left: 1.7rem; color: var(--text-soft); font-size: 0.95rem; max-width: 60ch; }
ul.ticks li::before { content: "→"; position: absolute; left: 0; color: var(--ember); font-family: var(--mono); }
ul.ticks li strong { color: var(--text); font-weight: 600; }

/* ---------- Diagram frame ---------- */
.figure {
  margin-top: 2.5rem; border: 1px solid var(--line);
  border-radius: 6px; background:
    linear-gradient(180deg, var(--bg-2), var(--bg-3));
  padding: clamp(1.2rem, 3vw, 2.2rem); overflow-x: auto;
}
.figure svg { width: 100%; height: auto; min-width: 560px; margin-inline: auto; }
.figcap { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-faint); margin-top: 1rem; text-align: center; }
.svg-label { font-family: var(--mono); font-size: 8px; letter-spacing: 0.12em; fill: var(--text-soft); text-transform: uppercase; }
.svg-label-em { fill: var(--ember-lo); }
.svg-title { font-family: var(--sans); font-weight: 800; fill: var(--cream); }
.svg-fill-deck { fill: #241d14; }
.svg-stroke { stroke: var(--bronze-lo); }

/* ---------- Tables ---------- */
.table-wrap { margin-top: 2rem; overflow-x: auto; border: 1px solid var(--line); border-radius: 6px; }
table.data { width: 100%; border-collapse: collapse; min-width: 540px; font-size: 0.9rem; }
table.data caption { text-align: left; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ember); padding: 1rem 1.2rem 0.6rem; }
table.data th, table.data td { text-align: left; padding: 0.72rem 1.2rem; border-top: 1px solid var(--line); vertical-align: top; }
table.data thead th { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint); font-weight: 500; border-top: none; }
table.data tbody tr:hover { background: rgba(217,199,163,0.03); }
table.data td.num, table.data th.num { font-family: var(--mono); color: var(--paper); white-space: nowrap; }
table.data tr.total td { border-top: 1px solid var(--line-2); color: var(--cream); font-weight: 700; }
table.data tr.total td.num { color: var(--ember-lo); }
table.data td strong { color: var(--text); font-weight: 600; }
.src { color: var(--text-faint); font-size: 0.82rem; }

/* ---------- Cost columns ---------- */
.cost-cols { display: grid; grid-template-columns: 1fr; gap: 1.2rem; margin-top: 2.2rem; }
@media (min-width: 780px) { .cost-cols { grid-template-columns: 1fr 1fr; } }
.cost {
  border: 1px solid var(--line); border-radius: 6px; padding: 1.7rem 1.5rem;
  background: var(--bg-2); position: relative;
}
.cost.grade { border-color: rgba(196,80,30,0.35); }
.cost .tier { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--text-soft); }
.cost.grade .tier { color: var(--ember-lo); }
.cost .sum { font-family: var(--sans); font-weight: 900; font-size: clamp(1.6rem,4vw,2.3rem); color: var(--cream); letter-spacing: -0.03em; margin: 0.5rem 0 0.2rem; }
.cost .sub { font-size: 0.82rem; color: var(--text-faint); margin-bottom: 1.2rem; }
.cost ul { list-style: none; display: grid; gap: 0.5rem; }
.cost ul li { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.86rem; color: var(--text-soft); border-bottom: 1px dotted var(--line); padding-bottom: 0.5rem; }
.cost ul li span:last-child { font-family: var(--mono); color: var(--paper); white-space: nowrap; }

/* weight bars */
.weight-list { margin-top: 2rem; display: grid; gap: 0.85rem; }
.wrow { display: grid; grid-template-columns: 1fr auto; gap: 0.6rem 1rem; align-items: center; }
.wrow .wlabel { font-size: 0.9rem; color: var(--text-soft); }
.wrow .wlabel b { color: var(--text); font-weight: 600; }
.wrow .wkg { font-family: var(--mono); color: var(--paper); font-size: 0.85rem; text-align: right; white-space: nowrap; }
.wbar { grid-column: 1 / -1; height: 6px; background: rgba(217,199,163,0.08); border-radius: 3px; overflow: hidden; }
.wbar > i { display: block; height: 100%; background: linear-gradient(90deg, var(--ember), var(--bronze)); border-radius: 3px; }
.wbar.alt > i { background: linear-gradient(90deg, var(--bronze-lo), rgba(138,106,59,0.5)); }
.wtotal { margin-top: 1.6rem; display: flex; align-items: baseline; gap: 0.8rem; padding-top: 1.2rem; border-top: 1px solid var(--line-2); }
.wtotal .n { font-family: var(--sans); font-weight: 900; font-size: clamp(2.4rem,7vw,4rem); color: var(--ember); letter-spacing: -0.04em; line-height: 1; }
.wtotal .t { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-soft); }

/* ---------- Decisions ---------- */
.dec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-top: 2rem; }
.dec { border: 1px solid var(--line-2); border-radius: 6px; padding: 1.5rem 1.4rem; background: var(--bg-2); }
.dec .n { font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.2em; color: var(--ember); }
.dec h4 { font-weight: 800; color: var(--cream); margin: 0.5rem 0 0.6rem; font-size: 1.05rem; }
.dec p { font-size: 0.87rem; color: var(--text-soft); }
.dec .pick { margin-top: 0.8rem; font-family: var(--mono); font-size: 0.72rem; color: var(--bronze-lo); }
.dec .pick b { color: var(--parchment); }

/* ---------- Footer ---------- */
footer { padding-block: clamp(3rem, 7vw, 5.5rem); border-top: 1px solid var(--line-2); }
footer .f-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; align-items: flex-end; }
footer .f-logo { height: 24px; opacity: 0.9; margin-bottom: 1rem; }
footer .credit { font-family: var(--serif); font-style: italic; font-size: 1.15rem; color: var(--parchment); max-width: 30ch; }
footer .fine { font-family: var(--mono); font-size: 0.6rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-faint); line-height: 2; }
footer a.link { color: var(--ember-lo); border-bottom: 1px solid rgba(226,105,47,0.4); }

/* ---------- Aberration hover ---------- */
.ab-on { text-shadow: 2px 0 0 var(--ab-r), -2px 0 0 var(--ab-b); animation: ab-jitter 0.28s steps(3) 1; }
@keyframes ab-jitter {
  0%   { text-shadow: 3px 0 0 var(--ab-r), -3px 0 0 var(--ab-b); }
  50%  { text-shadow: -2px 0 0 var(--ab-r), 2px 0 0 var(--ab-b); }
  100% { text-shadow: 2px 0 0 var(--ab-r), -2px 0 0 var(--ab-b); }
}
html.rgb-burst .monolith, html.rgb-burst .hero h1, html.rgb-burst .figure svg {
  animation: ab-burst 0.7s steps(5) 1;
}
@keyframes ab-burst {
  0% { filter: none; transform: translateX(0); }
  25% { filter: drop-shadow(5px 0 0 var(--ab-r)) drop-shadow(-5px 0 0 var(--ab-b)); transform: translateX(-3px); }
  55% { filter: drop-shadow(-4px 0 0 var(--ab-r)) drop-shadow(4px 0 0 var(--ab-b)); transform: translateX(2px); }
  100% { filter: none; transform: translateX(0); }
}

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(.2,.7,.2,1), transform 0.7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 620px) {
  .hero .meta-row { gap: 1.1rem 1.6rem; }
  .eyebrow .lbl { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .ab-on, html.rgb-burst * { animation: none !important; }
}