/* Kickoff Coach marketing site.
   Tokens follow the desktop app's "Arc Visor" HUD (root styles.css, PR #562) and the
   "Lock-on KC" mark (docs/brand/README.md). No web fonts are fetched: the display face is
   Bahnschrift where it exists (Windows) and falls back to a condensed system face.
   Everything is visible with no JavaScript (there is none) and no motion. */

:root {
  --bg: #03050a;
  --bg-deep: #010205;
  --panel: #070d17;
  --panel-raised: #0c1626;
  --panel-soft: #060b14;
  --line: #1c3452;
  --line-strong: #2f6596;
  --ink: #eef6ff;
  --muted: #a9c0d6;
  --accent: #3cd2ff;
  --accent-strong: #a8ecff;
  --brand-blue: #018efe;
  --brand-orange: #ff5a2c;
  --review: #ff4438;
  --review-text: #ff9a93;
  --team-blue: #56a9ff;
  --team-orange: #ffad42;
  --success: #3ee0a0;
  --note-amber: #e0a030;
  --note-amber-strong: #ffcf7a;
  --button-fill: #1764c4;
  --button-fill-deep: #0f4790;
  --focus: #a8ecff;

  --font-ui: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Bahnschrift SemiBold SemiConden", "Bahnschrift", "DIN Alternate", "Roboto Condensed", "Arial Narrow", system-ui, sans-serif;
  --font-mono: "Cascadia Mono", Consolas, ui-monospace, "SF Mono", Menlo, monospace;

  --cut: 14px;
  --cut-sm: 6px;
  --shell: min(1200px, calc(100% - 48px));
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1rem/1.6 var(--font-ui);
  overflow-x: clip;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--accent-strong); }
a:hover { color: #fff; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }

.shell { width: var(--shell); margin-inline: auto; }

/* Anchor targets clear the sticky header. */
[id] { scroll-margin-top: 84px; }
@media (max-width: 900px) { [id] { scroll-margin-top: 112px; } }

.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--accent-strong);
  color: #021019;
  font-weight: 700;
  text-decoration: none;
}
.skip-link:focus { top: 12px; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; margin: 0; text-wrap: balance; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--accent);
  font: 600 .8rem/1.3 var(--font-display);
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 12px;
  height: 12px;
  flex: none;
  background:
    linear-gradient(var(--accent), var(--accent)) top left / 6px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top left / 2px 6px no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom right / 6px 2px no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom right / 2px 6px no-repeat;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(3, 5, 10, .86);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.header-row {
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  min-height: 44px;
}
.brand img { filter: drop-shadow(0 0 12px rgba(47, 139, 240, .3)); }
.brand-name {
  font: 600 1.05rem/1 var(--font-display);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 12px;
  color: var(--muted);
  font-size: .92rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover { color: var(--ink); border-bottom-color: var(--accent); }
/* Inset ring: the nav scrolls sideways on small screens, which would clip an outside outline. */
.site-nav a:focus-visible { outline-offset: -3px; }
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 7px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  color: var(--accent-strong);
  font: 600 .78rem/1.2 var(--font-display);
  letter-spacing: .1em;
  text-transform: uppercase;
  white-space: nowrap;
}
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--note-amber-strong);
  box-shadow: 0 0 0 3px rgba(224, 160, 48, .22);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  padding: clamp(48px, 7vw, 96px) 0 clamp(56px, 7vw, 104px);
  background:
    linear-gradient(90deg, rgba(3, 5, 10, .9) 0%, rgba(3, 5, 10, .55) 46%, rgba(3, 5, 10, .25) 100%),
    linear-gradient(180deg, rgba(3, 5, 10, .55) 0%, rgba(3, 5, 10, .1) 45%, rgba(3, 5, 10, .7) 88%, var(--bg) 100%),
    url("/kc-arena-night.jpg") center 70% / cover no-repeat,
    var(--bg);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(168, 236, 255, .03) 0 1px, transparent 1px 3px);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(40px, 5vw, 64px);
  align-items: center;
}
.hero-copy { max-width: 620px; }
.hero h1 {
  font-size: clamp(2.6rem, 1.6rem + 4.2vw, 4.75rem);
  line-height: 1.02;
  letter-spacing: .002em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, .6);
}
.lede {
  max-width: 540px;
  margin: 22px 0 0;
  color: #c8d8e8;
  font-size: clamp(1.02rem, .95rem + .3vw, 1.18rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--accent);
  border-radius: 10px 0;
  corner-shape: bevel;
  font: 600 .95rem/1 var(--font-display);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
}
.button-primary {
  background: linear-gradient(135deg, var(--button-fill), var(--button-fill-deep));
  color: #fff;
  box-shadow: 0 0 24px rgba(60, 210, 255, .18);
}
.button-primary:hover { color: #fff; border-color: var(--accent-strong); box-shadow: 0 0 30px rgba(60, 210, 255, .32); }
.button-ghost { border-color: var(--line-strong); background: rgba(7, 13, 23, .7); color: var(--ink); }
.button-ghost:hover { border-color: var(--accent); color: #fff; }
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: .9rem;
}
.hero-points li { display: inline-flex; align-items: center; gap: 8px; }
.hero-points li::before {
  content: "";
  width: 7px;
  height: 7px;
  transform: rotate(45deg);
  background: var(--accent);
}

/* ---------- Product mock (hero) ---------- */
.hero-mock { margin: 0; min-width: 0; container-type: inline-size; }
.hero-mock figcaption { margin-top: 12px; color: var(--muted); font-size: .8rem; }
.mock-window {
  position: relative;
  border: 1px solid var(--line-strong);
  border-top-color: color-mix(in srgb, var(--accent) 55%, var(--line-strong));
  border-radius: var(--cut) 0;
  corner-shape: bevel;
  background: rgba(5, 10, 18, .94);
  box-shadow: 0 0 0 1px rgba(60, 210, 255, .06), 0 30px 70px rgba(0, 0, 0, .6), 0 0 60px rgba(1, 142, 254, .12);
  overflow: hidden;
  font-size: 12px;
  line-height: 1.4;
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(60, 210, 255, .08), transparent 60%);
}
.mock-crumb { color: var(--muted); font: 600 .72rem/1 var(--font-display); letter-spacing: .14em; text-transform: uppercase; }
.mock-crumb b { color: var(--accent); }
.mock-local {
  margin-left: auto;
  padding: 3px 8px;
  border: 1px solid rgba(62, 224, 160, .4);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  color: var(--success);
  font: 600 .66rem/1.2 var(--font-display);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.mock-body { display: grid; grid-template-columns: 1fr; }
.mock-stage { padding: 14px; min-width: 0; }
.mock-score {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-family: var(--font-display);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.mock-score strong { font-size: 1.7em; letter-spacing: 0; font-variant-numeric: tabular-nums; }
.team { display: flex; align-items: baseline; gap: 8px; font-size: .9em; }
.team-blue { color: var(--team-blue); }
.team-orange { color: var(--team-orange); justify-content: flex-end; }
.team strong { color: var(--ink); }
.clock {
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  font-size: 1.15em;
  font-variant-numeric: tabular-nums;
}
.mock-field {
  position: relative;
  border: 1px solid var(--line);
  background: radial-gradient(ellipse at 50% 50%, #0b2236, #06111d 70%);
}
.mock-field::after {
  content: "";
  position: absolute;
  inset: 6px;
  pointer-events: none;
  background:
    linear-gradient(var(--accent), var(--accent)) top left / 16px 2px no-repeat, linear-gradient(var(--accent), var(--accent)) top left / 2px 16px no-repeat,
    linear-gradient(var(--accent), var(--accent)) top right / 16px 2px no-repeat, linear-gradient(var(--accent), var(--accent)) top right / 2px 16px no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom left / 16px 2px no-repeat, linear-gradient(var(--accent), var(--accent)) bottom left / 2px 16px no-repeat,
    linear-gradient(var(--accent), var(--accent)) bottom right / 16px 2px no-repeat, linear-gradient(var(--accent), var(--accent)) bottom right / 2px 16px no-repeat;
  opacity: .75;
}
.mock-field svg { width: 100%; height: auto; aspect-ratio: 320 / 200; }
.pitch { fill: rgba(17, 52, 80, .35); stroke: rgba(168, 236, 255, .45); stroke-width: 1.2; }
.pitch-line { fill: none; stroke: rgba(168, 236, 255, .35); stroke-width: 1; }
.goal { stroke: none; }
.goal-blue { fill: var(--team-blue); }
.goal-orange { fill: var(--team-orange); }
.trail { fill: none; stroke: rgba(86, 169, 255, .8); stroke-width: 1.6; stroke-dasharray: 4 3; }
.trail-orange { stroke: rgba(255, 173, 66, .8); }
.car-blue { fill: var(--team-blue); }
.car-orange { fill: var(--team-orange); }
.car.dim { opacity: .55; }
.ball { fill: #f5f7f9; filter: drop-shadow(0 0 4px rgba(255, 255, 255, .8)); }
.lock { fill: none; stroke: var(--brand-orange); stroke-width: 1.8; }
.view-toggle {
  position: absolute;
  right: 12px;
  top: 12px;
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  overflow: hidden;
  font: 600 .7rem/1 var(--font-display);
  letter-spacing: .1em;
}
.view-toggle b, .view-toggle i { padding: 5px 8px; font-style: normal; }
.view-toggle b { background: rgba(60, 210, 255, .2); color: var(--accent-strong); }
.view-toggle i { color: var(--muted); }
.mock-timeline { position: relative; height: 22px; margin-top: 10px; }
.mock-timeline .tl-track { position: absolute; left: 0; right: 0; top: 10px; height: 2px; background: var(--line-strong); }
.mock-timeline i { position: absolute; top: 7px; width: 8px; height: 8px; transform: rotate(45deg); background: var(--muted); }
.mock-timeline .tl-goal { background: var(--review); }
.mock-timeline .tl-now { top: 3px; width: 2px; height: 16px; transform: none; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.tl-1 { left: 12%; } .tl-2 { left: 31%; } .tl-3 { left: 47%; } .tl-4 { left: 58%; } .tl-5 { left: 66%; } .tl-6 { left: 83%; }

.mock-feed { padding: 0 14px 14px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.mock-filters { display: flex; flex-wrap: wrap; gap: 4px; }
.mock-filters > * {
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  color: var(--muted);
  font: 600 .66rem/1.2 var(--font-display);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.mock-filters b { border-color: var(--accent); color: var(--accent-strong); background: rgba(60, 210, 255, .12); }

@container (min-width: 600px) {
  .mock-body { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
  .mock-stage { border-right: 1px solid var(--line); }
  .mock-feed { padding: 14px; }
}

/* ---------- Note cards (shared by hero, features, notes) ---------- */
.note-card {
  padding: 12px 13px;
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: 10px 0;
  corner-shape: bevel;
  background: var(--panel-raised);
}
.note-card p { margin: 0; }
.note-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 5px; margin-bottom: 7px !important; }
.tag {
  padding: 2px 7px;
  border: 1px solid rgba(60, 210, 255, .45);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  color: var(--accent-strong);
  font: 600 .68rem/1.3 var(--font-display);
  letter-spacing: .07em;
  text-transform: uppercase;
}
.tag-family { border-color: var(--line-strong); color: var(--ink); }
.tag-exp { border-style: dashed; border-color: var(--note-amber); color: var(--note-amber-strong); }
.tag-exp::before { content: "\25B3\00a0"; }
.note-time { margin-left: auto; color: var(--muted); font: .72rem/1 var(--font-mono); }
.note-headline { color: var(--ink); font: 600 1.02rem/1.25 var(--font-display); margin-bottom: 5px !important; }
.note-line { color: var(--muted); }
.note-line b { color: var(--ink); font-weight: 600; }
.note-line + .note-line { margin-top: 3px !important; }
.note-exp-line { color: var(--note-amber-strong); }
.note-match-level { margin-top: 8px !important; font-style: italic; }
.privacy-panel code { font-family: var(--font-mono); font-size: .9em; color: var(--ink); }
.privacy-panel b { color: var(--ink); font-weight: 600; }
.note-experimental { border-style: dashed; border-left-style: solid; border-left-color: var(--note-amber); }
.note-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px !important; font-size: .9em; }
.note-actions .watch {
  padding: 3px 9px;
  border: 1px solid var(--accent);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  color: var(--accent-strong);
  font-family: var(--font-display);
  letter-spacing: .06em;
  text-transform: uppercase;
}
.note-actions .how { color: var(--muted); align-self: center; }
.note-actions .how::before { content: "\25B8\00a0"; }

/* ---------- Strip ---------- */
.strip { border-block: 1px solid var(--line); background: linear-gradient(90deg, rgba(60, 210, 255, .05), transparent 50%, rgba(255, 90, 44, .04)); }
.strip-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-block: 0;
  padding: 0;
  list-style: none;
}
.strip-list li { padding: 20px 20px 20px 0; display: grid; gap: 4px; }
.strip-list li + li { padding-left: 20px; border-left: 1px solid var(--line); }
.strip-list b { color: var(--accent); font: 600 .8rem/1.2 var(--font-display); letter-spacing: .16em; text-transform: uppercase; }
.strip-list span { color: var(--muted); font-size: .92rem; line-height: 1.45; }

/* ---------- Sections ---------- */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-head { max-width: 720px; margin-bottom: clamp(32px, 4vw, 48px); }
.section h2 { font-size: clamp(2rem, 1.4rem + 2.4vw, 3.1rem); line-height: 1.08; }
.section-head > p:not(.eyebrow) { margin: 16px 0 0; color: var(--muted); font-size: 1.05rem; max-width: 620px; }

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.feature {
  display: flex;
  flex-direction: column;
  padding: 14px 14px 22px;
  border: 1px solid var(--line);
  border-top-color: color-mix(in srgb, var(--accent) 38%, var(--line));
  border-radius: var(--cut) 0;
  corner-shape: bevel;
  background: linear-gradient(180deg, var(--panel-raised), var(--panel));
}
.feature h3 { margin-top: 18px; font-size: 1.3rem; letter-spacing: .01em; }
.feature > p { margin: 8px 0 0; color: var(--muted); font-size: .95rem; }
.feature-art {
  position: relative;
  height: 168px;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--panel-soft);
  overflow: hidden;
  font-size: 11.5px;
  line-height: 1.35;
}
.art-facts { display: grid; align-content: center; gap: 8px; }
.art-row { display: flex; align-items: center; gap: 8px; margin: 0; padding: 7px 8px; border: 1px solid var(--line); background: var(--panel); }
.art-text { color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.art-time { margin-left: auto; color: var(--muted); font-family: var(--font-mono); }
.chip {
  flex: none;
  padding: 2px 7px;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  font: 600 .68rem/1.3 var(--font-display);
  letter-spacing: .07em;
  text-transform: uppercase;
}
.chip-fact { color: var(--ink); }
.chip-review { border-color: var(--review); color: var(--review-text); background: rgba(255, 68, 56, .12); }
.chip-note { border-color: rgba(60, 210, 255, .55); color: var(--accent-strong); }
.chip-lesson { border-color: rgba(62, 224, 160, .55); color: var(--success); }
.art-stats { display: grid; align-content: center; gap: 12px; padding-inline: 16px; }
.stat { display: grid; grid-template-columns: 1fr auto; align-items: baseline; gap: 2px 8px; color: var(--muted); }
.stat b { color: var(--ink); font: 600 1.15rem/1 var(--font-display); font-variant-numeric: tabular-nums; }
.stat i { grid-column: 1 / -1; height: 4px; background: #142338; position: relative; }
.stat i::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--w, 50%); background: linear-gradient(90deg, var(--button-fill), var(--accent)); }
.w-20 { --w: 20%; } .w-40 { --w: 40%; } .w-55 { --w: 55%; } .w-70 { --w: 70%; }
.art-note { display: flex; flex-direction: column; justify-content: center; border-left: 3px solid var(--accent); }
.art-note p { margin: 0; }
.art-viewer { display: grid; place-items: center; background: radial-gradient(ellipse at 50% 70%, #0b2236, #050b14 70%); }
.art-viewer svg { width: 92%; height: auto; aspect-ratio: 200 / 110; }
.art-viewer .view-toggle { right: 10px; top: 10px; }
.also { margin: 28px 0 0; color: var(--muted); }
.also b { color: var(--ink); font-weight: 600; }

/* Notes */
.section-notes {
  background:
    radial-gradient(ellipse 60% 70% at 85% 30%, rgba(1, 142, 254, .1), transparent 70%),
    linear-gradient(180deg, var(--bg-deep), var(--bg));
  border-block: 1px solid var(--line);
}
.notes-grid { display: grid; grid-template-columns: 1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.notes-copy > p:not(.eyebrow) { margin: 16px 0 0; color: var(--muted); font-size: 1.05rem; max-width: 560px; }
.anatomy { margin: 28px 0 0; padding: 0; list-style: none; counter-reset: a; display: grid; gap: 2px; max-width: 560px; }
.anatomy li {
  counter-increment: a;
  position: relative;
  padding: 12px 0 12px 44px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}
.anatomy li::before {
  content: counter(a, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 12px;
  color: var(--accent);
  font: 600 .9rem/1.6 var(--font-display);
  letter-spacing: .08em;
}
.anatomy b { color: var(--ink); font-weight: 600; }
.notes-cards { display: grid; gap: 14px; font-size: 14.5px; line-height: 1.5; }
.note-large { padding: 18px 20px; }
.note-large .note-headline { font-size: 1.2rem; }
.mock-note { margin: 0; color: var(--muted); font-size: .85rem; }
.kinds { margin-top: clamp(48px, 6vw, 72px); }
.kinds-title { font-size: 1.25rem; letter-spacing: .02em; margin-bottom: 16px; }
.kinds-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0; }
.kinds-list > div { padding: 16px; border: 1px solid var(--line); border-radius: var(--cut) 0; corner-shape: bevel; background: var(--panel); }
.kinds-list dt { margin-bottom: 10px; }
.kinds-list dd { margin: 0; color: var(--muted); }

/* How */
.how-grid { display: grid; grid-template-columns: 1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.steps li { display: grid; grid-template-columns: 56px 1fr; gap: 12px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.step-n { color: var(--accent); font: 600 1.4rem/1.2 var(--font-display); letter-spacing: .04em; }
.steps h3 { font-size: 1.25rem; letter-spacing: .01em; }
.steps p { margin: 6px 0 0; color: var(--muted); max-width: 560px; }
.privacy-panel {
  padding: 26px;
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--success);
  border-radius: var(--cut) 0;
  corner-shape: bevel;
  background: linear-gradient(180deg, rgba(62, 224, 160, .06), transparent 40%), var(--panel);
}
.privacy-panel h3 { font-size: 1.3rem; margin-bottom: 14px; }
.privacy-panel ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.privacy-panel li { position: relative; padding-left: 22px; color: #c8d8e8; }
.privacy-panel li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: .55em;
  width: 8px;
  height: 8px;
  transform: rotate(45deg);
  background: var(--success);
}

/* Alpha */
.section-alpha { padding-top: 0; }
.alpha-panel {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(32px, 5vw, 64px);
  border: 1px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 22px 0;
  corner-shape: bevel;
  background:
    linear-gradient(90deg, rgba(3, 5, 10, .96) 0%, rgba(3, 5, 10, .86) 55%, rgba(3, 5, 10, .6) 100%),
    url("/kc-arena-night.jpg") center 75% / cover no-repeat,
    var(--panel);
}
.alpha-panel::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: clamp(-40px, -2vw, 0px);
  bottom: -30px;
  width: clamp(180px, 26vw, 320px);
  aspect-ratio: 1;
  background: url("/kc-mark.svg") center / contain no-repeat;
  opacity: .16;
}
.alpha-panel h2 { max-width: 760px; }
.alpha-panel > p:not(.eyebrow) { max-width: 640px; margin: 16px 0 0; color: #c8d8e8; font-size: 1.05rem; }
.alpha-facts { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.alpha-facts li {
  display: grid;
  gap: 2px;
  min-width: 180px;
  padding: 12px 16px;
  border: 1px solid var(--line-strong);
  border-radius: 10px 0;
  corner-shape: bevel;
  background: rgba(7, 13, 23, .85);
}
.alpha-facts b { color: var(--accent); font: 600 .74rem/1.2 var(--font-display); letter-spacing: .14em; text-transform: uppercase; }
.alpha-facts span { color: var(--ink); }

/* Limits */
.section-limits { padding-top: 0; }
.limits { display: grid; grid-template-columns: 1fr; gap: 20px; }
.limits h2 { font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.2rem); }
.limits ul { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.limits li { padding: 18px; border: 1px solid var(--line); border-left: 3px solid var(--review); background: var(--panel); color: var(--muted); }
.limits li b { display: block; margin-bottom: 4px; color: var(--ink); font: 600 1.08rem/1.3 var(--font-display); letter-spacing: .02em; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-deep); }
.footer-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px 32px; padding: 28px 0; }
.disclaimer, .copyright { margin: 0; color: var(--muted); font-size: .85rem; }
.disclaimer { max-width: 620px; }

/* ---------- 404 ---------- */
.not-found { min-height: calc(100vh - 69px); display: grid; place-items: center; padding: 64px 0; text-align: center; }
.not-found h1 { font-size: clamp(2.2rem, 1.6rem + 3vw, 3.6rem); }
.not-found p { color: var(--muted); margin: 14px auto 28px; max-width: 460px; }

/* ---------- Alpha waitlist form (plain HTML POST to a Pages Function, no JavaScript) ---------- */
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.signup-grid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-top: 20px; }
.signup-form, .signup-card, .signup-privacy {
  padding: clamp(22px, 3vw, 32px);
  border: 1px solid var(--line-strong);
  border-radius: var(--cut) 0;
  corner-shape: bevel;
  background: var(--panel);
}
.signup-form { border-top: 3px solid var(--accent); display: grid; gap: 18px; align-content: start; }
.signup-card { border-top: 3px solid var(--accent); display: grid; gap: 18px; align-content: start; align-self: start; }
.signup-card p { margin: 0; color: #c8d8e8; }
.signup-card h3 { font-size: 1.35rem; letter-spacing: .02em; }
.signup-soon strong { color: var(--ink); }
.signup-form h3, .signup-privacy h3 { font-size: 1.35rem; letter-spacing: .02em; }
.form-note { margin: -8px 0 0; color: var(--muted); font-size: .9rem; }
.req-mark { color: var(--note-amber-strong); font: 600 .72rem/1 var(--font-display); letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; }
.field { display: grid; gap: 6px; min-width: 0; }
.field label { color: var(--ink); font-weight: 600; }
.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.field input, .field select {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut-sm) 0;
  corner-shape: bevel;
  background: var(--panel-soft);
  color: var(--ink);
  font: inherit;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--accent) 50%), linear-gradient(135deg, var(--accent) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 12px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 34px; }
.field input:hover, .field select:hover { border-color: var(--accent); }
.field input:focus-visible, .field select:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-color: var(--accent); }
.checks { display: grid; gap: 10px; margin: 0; padding: 0; border: 0; min-width: 0; }
.check { display: grid; grid-template-columns: 24px 1fr; gap: 10px; align-items: start; color: #c8d8e8; cursor: pointer; }
.check input { width: 22px; height: 22px; margin: 1px 0 0; accent-color: var(--accent); cursor: pointer; }
.check input:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.signup-form .button { justify-self: start; min-width: 220px; cursor: pointer; }
.signup-privacy { background: linear-gradient(180deg, rgba(62, 224, 160, .05), transparent 40%), var(--panel); border-top: 3px solid var(--success); }
.signup-privacy dl { display: grid; gap: 14px; margin: 16px 0 0; }
.signup-privacy dt { color: var(--accent); font: 600 .78rem/1.3 var(--font-display); letter-spacing: .14em; text-transform: uppercase; }
.signup-privacy dd { margin: 4px 0 0; color: #c8d8e8; }
.owner-todo { color: var(--note-amber-strong); background: rgba(224, 160, 48, .12); border: 1px dashed var(--note-amber); padding: 0 4px; font-weight: 600; }
@media (min-width: 960px) {
  .signup-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
}
@media (max-width: 600px) {
  .field-row { grid-template-columns: 1fr; }
  .signup-form .button { justify-self: stretch; }
}

/* ---------- Waitlist result pages ---------- */
.result { min-height: calc(100vh - 69px); display: grid; place-items: center; padding: 64px 0; }
.result-card {
  max-width: 640px;
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid var(--line-strong);
  border-top: 3px solid var(--accent);
  border-radius: 22px 0;
  corner-shape: bevel;
  background: var(--panel);
}
.result-card.is-error { border-top-color: var(--note-amber); }
.result-card h1 { font-size: clamp(2rem, 1.5rem + 2.4vw, 3rem); line-height: 1.08; }
.result-card p, .result-card li { color: #c8d8e8; }
.result-card ul { padding-left: 1.2em; }
.result-card .hero-actions { margin-top: 24px; }

/* ---------- Optional video slot (rendered only when website/media has a video) ---------- */
.media-frame { margin: 0; }
.media-frame video {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-strong);
  border-radius: var(--cut) 0;
  corner-shape: bevel;
  background: var(--bg-deep);
}
.media-frame figcaption { margin-top: 10px; color: var(--muted); font-size: .9rem; }

/* ---------- Layout breakpoints ---------- */
@media (min-width: 1100px) {
  .hero-grid { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); }
}
@media (max-width: 1099px) {
  .hero-mock { max-width: 760px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 960px) {
  .notes-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .how-grid { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); }
  .how-grid .privacy-panel { margin-top: 116px; }
}
@media (max-width: 900px) {
  .header-row { flex-wrap: wrap; gap: 0 16px; min-height: 0; padding-top: 10px; }
  .status-pill { margin-left: auto; }
  .site-nav { order: 3; width: 100%; margin: 4px 0 0; overflow-x: auto; scrollbar-width: none; }
  .site-nav ul { gap: 0; }
  .site-nav a { padding: 0 14px 0 0; white-space: nowrap; }
  .strip-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .strip-list li:nth-child(3) { padding-left: 0; border-left: 0; }
  .strip-list li:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .kinds-list, .limits ul { grid-template-columns: 1fr; }
  .footer-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  :root { --shell: calc(100% - 32px); }
  .brand-name { font-size: .95rem; }
  .header-row { gap: 0 10px; }
  .status-pill { gap: 6px; padding: 6px 8px; font-size: .68rem; letter-spacing: .05em; }
  .brand-name { letter-spacing: .05em; }
  .feature-grid { grid-template-columns: 1fr; }
  .strip-list { grid-template-columns: 1fr; }
  .strip-list li, .strip-list li + li { padding: 14px 0; border-left: 0; }
  .strip-list li + li { border-top: 1px solid var(--line); }
  .hero { background-position: center, center, 30% 75%, center; }
  .hero-actions .button { flex: 1 1 auto; }
  .steps li { grid-template-columns: 44px 1fr; }
  .alpha-facts li { min-width: 0; flex: 1 1 100%; }
  .mock-window { font-size: 11px; }
  .site-nav a { padding-right: 12px; font-size: .86rem; }
}
@media (max-width: 340px) {
  .status-pill { display: none; }
}

/* ---------- Motion: enhancement only, never needed to see content ---------- */
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  .button, .site-nav a, .feature { transition: border-color 180ms ease, box-shadow 180ms ease, color 180ms ease, transform 180ms ease; }
  .feature:hover { transform: translateY(-3px); border-color: var(--line-strong); }
  .lock { animation: kc-lock 2.4s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
  .status-dot { animation: kc-pulse 2.4s ease-in-out infinite; }
  .mock-window::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, transparent 0%, rgba(60, 210, 255, .16) 50%, transparent 100%) 0 -120% / 100% 30% no-repeat;
    animation: kc-scan 1600ms 300ms ease-in-out 1 both;
  }
}
@keyframes kc-lock { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.18); opacity: .7; } }
@keyframes kc-pulse { 0%, 100% { box-shadow: 0 0 0 3px rgba(224, 160, 48, .22); } 50% { box-shadow: 0 0 0 6px rgba(224, 160, 48, .08); } }
@keyframes kc-scan { from { background-position: 0 -40%; } to { background-position: 0 140%; } }

@media (forced-colors: active) {
  .eyebrow::before, .hero::after, .mock-field::after { display: none; }
  .note-card, .feature, .privacy-panel, .alpha-panel { border: 1px solid CanvasText; }
}