/* ============================================================
   Alternate 02 — Signal System
   ============================================================ */

.kc-signal-view {
  --sig-ink: #0b0c0a;
  --sig-paper: #f0eee7;
  --sig-green: #8fe388;
  --sig-green-deep: #315a38;
  --sig-line: rgba(240,238,231,.2);
  overflow: clip;
  background: var(--sig-ink);
  color: var(--sig-paper);
}
.kc-signal-view h1,
.kc-signal-view h2,
.kc-signal-view h3,
.kc-signal-view p { margin-top: 0; }
.kc-alt-nav {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--sig-line);
  font-family: var(--font-mono);
  font-size: 10px;
  line-height: 1.3;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.kc-alt-nav > span { color: rgba(240,238,231,.5); text-align: center; }
.kc-alt-nav > span a { color: inherit; text-decoration: none; border-bottom: 1px solid currentColor; }
.kc-alt-nav > a { justify-self: start; color: rgba(240,238,231,.72); text-decoration: none; }
.kc-alt-nav > div { justify-self: end; display: flex; }
.kc-alt-nav > div a { padding: 6px 9px; border: 1px solid var(--sig-line); color: rgba(240,238,231,.62); text-decoration: none; }
.kc-alt-nav > div a + a { border-left: 0; }
.kc-alt-nav > div a.active { background: var(--sig-paper); color: var(--sig-ink); }

.kc-signal-hero { position: relative; min-height: calc(100svh - 67px); overflow: hidden; }
.kc-signal-grid {
  position: absolute;
  inset: 0;
  opacity: .2;
  background-image:
    linear-gradient(var(--sig-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--sig-line) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 92%);
  mask-image: linear-gradient(to bottom, #000, transparent 92%);
}
.kc-signal-status {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 22px;
  color: rgba(240,238,231,.56);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .05em;
}
.kc-signal-status strong { color: var(--sig-green); font-weight: 500; margin-right: 8px; }
.kc-signal-status span { padding: 5px 8px; border: 1px solid var(--sig-line); }
.kc-signal-hero-main {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(340px, .96fr);
  align-items: center;
  gap: clamp(34px, 6vw, 90px);
  min-height: calc(100svh - 154px);
  padding: 64px 0 30px;
}
.kc-signal-copy { max-width: 760px; }
.kc-signal-app { display: flex; align-items: center; gap: 16px; margin-bottom: 52px; }
.kc-signal-app img { width: 60px; height: 60px; border-radius: 0; filter: grayscale(1) contrast(1.2); }
.kc-signal-app span { max-width: 220px; color: rgba(240,238,231,.52); font-family: var(--font-mono); font-size: 11px; letter-spacing: .05em; text-transform: uppercase; }
.kc-signal-copy h1 { margin: 0 0 30px; }
.kc-signal-copy h1 span {
  display: block;
  color: var(--sig-paper);
  font-size: clamp(64px, 8vw, 122px);
  line-height: .78;
  letter-spacing: -.075em;
}
.kc-signal-copy h1 span:last-child { color: var(--sig-green); -webkit-text-stroke: 1px var(--sig-green); }
.kc-signal-copy > p { max-width: 590px; margin-bottom: 24px; color: var(--sig-paper); font-size: clamp(26px, 3vw, 42px); line-height: 1.02; letter-spacing: -.04em; }
.kc-signal-lead { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 650px; margin-bottom: 34px; }
.kc-signal-lead p { padding-top: 14px; border-top: 1px solid var(--sig-line); color: rgba(240,238,231,.58); font-size: 13px; line-height: 1.55; }
.kc-signal-copy .kc-store-platform { color: rgba(240,238,231,.44); }
.kc-signal-visual {
  position: relative;
  align-self: end;
  display: grid;
  place-items: end center;
  min-height: 690px;
  border-left: 1px solid var(--sig-line);
  border-right: 1px solid var(--sig-line);
}
.kc-signal-visual picture { position: relative; z-index: 1; display: block; width: min(90%, 390px); }
.kc-signal-visual img { display: block; width: 100%; height: auto; filter: drop-shadow(0 24px 42px rgba(0,0,0,.38)); }
.kc-signal-balance { position: absolute; z-index: 2; top: 8%; left: -28px; padding: 15px 18px; background: var(--sig-green); color: var(--sig-ink); transform: rotate(-2deg); }
.kc-signal-balance span { display: block; font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; }
.kc-signal-balance strong { display: block; margin-top: 4px; font-size: 24px; letter-spacing: -.04em; }
.kc-signal-crosshair::before,
.kc-signal-crosshair::after { content: ""; position: absolute; z-index: 0; background: var(--sig-line); }
.kc-signal-crosshair::before { left: 50%; top: 0; bottom: 0; width: 1px; }
.kc-signal-crosshair::after { left: 0; right: 0; top: 47%; height: 1px; }

.kc-signal-gallery { padding: 112px 0 90px; background: var(--sig-paper); color: var(--sig-ink); }
.kc-signal-gallery header,
.kc-signal-modules > .kc-container > header {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 24px;
  align-items: end;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(11,12,10,.32);
}
.kc-signal-gallery header > span,
.kc-signal-modules > .kc-container > header > span { font-family: var(--font-mono); font-size: 11px; }
.kc-signal-gallery header h2,
.kc-signal-modules > .kc-container > header h2 { margin: 0; font-family: var(--font-mono); font-size: clamp(26px, 4vw, 52px); letter-spacing: -.04em; }
.kc-signal-gallery header p { margin: 0; font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; }
.kc-signal-shots {
  display: flex;
  gap: 1px;
  margin: 0;
  padding: 0 0 26px;
  overflow-x: auto;
  scroll-snap-type: inline mandatory;
  scrollbar-color: var(--sig-ink) transparent;
}
.kc-signal-shots a { flex: 0 0 clamp(250px, 29vw, 360px); padding: 24px; border-left: 1px solid rgba(11,12,10,.2); color: inherit; text-decoration: none; scroll-snap-align: start; }
.kc-signal-shots a:last-child { border-right: 1px solid rgba(11,12,10,.2); }
.kc-signal-shots figure { margin: 0; }
.kc-signal-shots figure > span { display: block; margin-bottom: 16px; font-family: var(--font-mono); font-size: 10px; }
.kc-signal-shots .kc-shot-img { display: block; width: 100%; height: auto; border-radius: 0; filter: grayscale(.25) contrast(1.03); transition: filter 220ms ease, transform 220ms ease; }
.kc-signal-shots a:hover .kc-shot-img { filter: none; transform: translateY(-5px); }
.kc-signal-shots .kc-shot-cap { display: flex; justify-content: space-between; margin-top: 14px; color: var(--sig-ink); text-align: left; }

.kc-signal-premise { padding: 150px 0; background: var(--sig-green); color: var(--sig-ink); }
.kc-signal-premise .kc-container > span { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; }
.kc-signal-premise h2 { max-width: 1120px; margin: 64px 0 44px; font-size: clamp(56px, 8.7vw, 132px); line-height: .86; letter-spacing: -.075em; text-transform: uppercase; }
.kc-signal-premise p { max-width: 660px; margin: 0 0 72px auto; font-size: 21px; line-height: 1.5; letter-spacing: -.025em; }
.kc-signal-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto; align-items: center; gap: 14px; font-family: var(--font-mono); font-size: 10px; }
.kc-signal-flow i { height: 1px; background: var(--sig-ink); }
.kc-signal-flow b { font-weight: 500; }

.kc-signal-modules { padding: 128px 0 150px; background: var(--sig-ink); color: var(--sig-paper); }
.kc-signal-modules > .kc-container > header { border-color: var(--sig-line); }
.kc-signal-module-group { margin-top: 78px; }
.kc-signal-module-group > h3 { margin: 0 0 20px; color: var(--sig-green); font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; }
.kc-signal-module-group ul { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 0; padding: 1px; list-style: none; background: var(--sig-line); }
.kc-signal-module-group li { display: flex; }
.kc-signal-module-group a { position: relative; display: flex; width: 100%; min-height: 300px; flex-direction: column; padding: 26px; background: var(--sig-ink); color: var(--sig-paper); text-decoration: none; transition: background-color 180ms ease, color 180ms ease; }
.kc-signal-module-group a:hover { background: var(--sig-green); color: var(--sig-ink); }
.kc-signal-module-group a > span { margin-bottom: auto; color: rgba(240,238,231,.42); font-family: var(--font-mono); font-size: 9px; }
.kc-signal-module-group a:hover > span { color: rgba(11,12,10,.56); }
.kc-signal-module-group strong { max-width: 300px; margin-top: 54px; font-size: 22px; line-height: 1.12; letter-spacing: -.03em; }
.kc-signal-module-group p { max-width: 320px; margin: 12px 0 0; color: rgba(240,238,231,.55); font-size: 13px; line-height: 1.5; }
.kc-signal-module-group a:hover p { color: rgba(11,12,10,.7); }
.kc-signal-module-group a > b { position: absolute; top: 24px; right: 24px; font-weight: 400; }
.kc-signal-module-group.is-pro > h3 { color: var(--sig-paper); }
.kc-signal-module-group.is-pro a { background: var(--sig-green-deep); }
.kc-signal-module-group.is-pro a:hover { background: var(--sig-paper); }

.kc-signal-privacy { padding: 142px 0; background: var(--sig-paper); color: var(--sig-ink); }
.kc-signal-privacy header { display: grid; grid-template-columns: .45fr 1.55fr; gap: 40px; align-items: start; }
.kc-signal-privacy header > span { font-family: var(--font-mono); font-size: 10px; }
.kc-signal-privacy header h2 { max-width: 900px; margin: 0; font-size: clamp(54px, 7vw, 100px); line-height: .88; letter-spacing: -.065em; text-transform: uppercase; }
.kc-signal-privacy header p { grid-column: 2; max-width: 640px; margin-top: 30px; font-size: 18px; line-height: 1.6; }
.kc-signal-privacy-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 90px; border-top: 1px solid rgba(11,12,10,.3); border-bottom: 1px solid rgba(11,12,10,.3); }
.kc-signal-privacy-grid article { min-height: 300px; padding: 24px; border-left: 1px solid rgba(11,12,10,.22); }
.kc-signal-privacy-grid article:last-child { border-right: 1px solid rgba(11,12,10,.22); }
.kc-signal-privacy-grid article > span { font-family: var(--font-mono); font-size: 9px; }
.kc-signal-privacy-grid h3 { margin: 78px 0 14px; font-size: 21px; line-height: 1.15; }
.kc-signal-privacy-grid p { margin: 0; color: rgba(11,12,10,.64); font-size: 13px; line-height: 1.5; }

.kc-signal-end { padding: 140px 0; background: var(--sig-ink); color: var(--sig-paper); scroll-margin-top: 80px; }
.kc-signal-end-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 1px; background: var(--sig-line); }
.kc-signal-release,
.kc-signal-faq { padding: clamp(32px, 5vw, 64px); background: var(--sig-ink); }
.kc-signal-release { display: flex; min-height: 600px; flex-direction: column; color: inherit; text-decoration: none; }
.kc-signal-release > span,
.kc-signal-faq > span { color: var(--sig-green); font-family: var(--font-mono); font-size: 10px; }
.kc-signal-release > strong { margin-top: 18px; font-family: var(--font-mono); font-size: 11px; font-weight: 500; }
.kc-signal-release h2 { margin: auto 0 20px; color: var(--sig-paper); font-size: 72px; letter-spacing: -.06em; }
.kc-signal-release p { color: rgba(240,238,231,.58); font-size: 15px; line-height: 1.6; }
.kc-signal-release > b { margin-top: 24px; font-family: var(--font-mono); font-size: 10px; font-weight: 500; }
.kc-signal-faq > h2 { margin: 38px 0 36px; color: var(--sig-paper); font-size: 52px; letter-spacing: -.05em; }
.kc-signal-faq details { border-top: 1px solid var(--sig-line); }
.kc-signal-faq summary { display: grid; grid-template-columns: 34px 1fr auto; gap: 12px; padding: 19px 0; cursor: pointer; list-style: none; font-size: 15px; }
.kc-signal-faq summary::-webkit-details-marker { display: none; }
.kc-signal-faq summary span { color: rgba(240,238,231,.4); font-family: var(--font-mono); font-size: 9px; }
.kc-signal-faq summary b { color: var(--sig-green); font-weight: 400; }
.kc-signal-faq details p { margin: 0 34px 20px 46px; color: rgba(240,238,231,.56); font-size: 13px; line-height: 1.55; }
.kc-signal-faq > a { display: inline-block; margin-top: 28px; color: var(--sig-green); font-family: var(--font-mono); font-size: 10px; text-decoration: none; }
.kc-signal-final { padding: 140px 0; background: var(--sig-green); color: var(--sig-ink); }
.kc-signal-final span { font-family: var(--font-mono); font-size: 10px; }
.kc-signal-final h2 { max-width: 1000px; margin: 48px 0 54px; font-size: clamp(64px, 9vw, 132px); line-height: .82; letter-spacing: -.075em; text-transform: uppercase; }
.kc-signal-final .kc-btn-primary { background: var(--sig-ink); color: var(--sig-paper); }
.kc-signal-final .kc-btn-soon { border-color: rgba(11,12,10,.32); color: rgba(11,12,10,.7); }

@media (max-width: 860px) {
  .kc-signal-hero-main { grid-template-columns: 1fr; }
  .kc-signal-visual { min-height: 650px; width: min(100%, 520px); margin: 0 auto; }
  .kc-signal-module-group ul { grid-template-columns: repeat(2, 1fr); }
  .kc-signal-privacy-grid { grid-template-columns: repeat(2, 1fr); }
  .kc-signal-privacy-grid article:nth-child(3) { border-top: 1px solid rgba(11,12,10,.22); }
  .kc-signal-end-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .kc-signal-view .kc-container { padding-left: 18px; padding-right: 18px; }
  .kc-alt-nav { grid-template-columns: 1fr auto; gap: 10px; padding: 16px 0; }
  .kc-alt-nav > span { display: none; }
  .kc-signal-status { flex-wrap: wrap; padding-top: 16px; }
  .kc-signal-status strong { flex-basis: 100%; }
  .kc-signal-hero-main { padding-top: 50px; }
  .kc-signal-app { margin-bottom: 42px; }
  .kc-signal-copy h1 span { font-size: clamp(60px, 20vw, 82px); }
  .kc-signal-copy > p { font-size: 28px; }
  .kc-signal-lead { grid-template-columns: 1fr; gap: 8px; }
  .kc-signal-visual { min-height: 560px; }
  .kc-signal-balance { left: 0; }
  .kc-signal-gallery,
  .kc-signal-modules,
  .kc-signal-privacy,
  .kc-signal-end { padding-top: 92px; padding-bottom: 92px; }
  .kc-signal-gallery header,
  .kc-signal-modules > .kc-container > header { grid-template-columns: 34px 1fr; }
  .kc-signal-gallery header p { grid-column: 2; margin-top: 8px; }
  .kc-signal-shots { margin-right: -18px; }
  .kc-signal-shots a { flex-basis: min(84vw, 340px); padding: 18px; }
  .kc-signal-premise { padding: 100px 0; }
  .kc-signal-premise h2 { margin-top: 48px; font-size: clamp(54px, 17vw, 78px); }
  .kc-signal-premise p { font-size: 18px; }
  .kc-signal-flow { grid-template-columns: 1fr auto; }
  .kc-signal-flow i:nth-of-type(2),
  .kc-signal-flow i:nth-of-type(3) { display: none; }
  .kc-signal-module-group { margin-top: 58px; }
  .kc-signal-module-group ul { display: flex; gap: 10px; margin-right: -18px; padding: 0 18px 20px 0; overflow-x: auto; scroll-snap-type: inline mandatory; background: transparent; }
  .kc-signal-module-group li { flex: 0 0 min(82vw, 330px); scroll-snap-align: start; }
  .kc-signal-module-group a { min-height: 310px; border: 1px solid var(--sig-line); }
  .kc-signal-privacy header { grid-template-columns: 1fr; }
  .kc-signal-privacy header h2,
  .kc-signal-privacy header p { grid-column: 1; }
  .kc-signal-privacy header h2 { font-size: clamp(50px, 15vw, 70px); }
  .kc-signal-privacy-grid { grid-template-columns: 1fr; margin-top: 64px; }
  .kc-signal-privacy-grid article { min-height: 0; border-top: 1px solid rgba(11,12,10,.22); border-right: 1px solid rgba(11,12,10,.22); }
  .kc-signal-privacy-grid h3 { margin-top: 54px; }
  .kc-signal-release { min-height: 520px; }
  .kc-signal-release h2 { font-size: 58px; }
  .kc-signal-faq > h2 { font-size: 46px; }
  .kc-signal-final { padding: 100px 0; }
  .kc-signal-final h2 { font-size: clamp(58px, 18vw, 82px); }
}

@media (prefers-reduced-motion: reduce) {
  .kc-signal-shots .kc-shot-img,
  .kc-signal-module-group a { transition: none; }
}