@import url("https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@500;700&family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap");

:root {
  color-scheme: dark;
  --bg: #060507;
  --panel: rgba(255, 255, 255, 0.06);
  --panel2: rgba(255, 255, 255, 0.09);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.65);
  --hair: rgba(255, 255, 255, 0.12);
  --accent: #cdd6ff;
  --amplify: #76f2ff;
  --keep: #cdd6ff;
  --extinct: #ff5a7d;
  --radius: 20px;
  --font-ui: "Zen Kaku Gothic New", "Hiragino Sans", sans-serif;
  --font-display: "Shippori Mincho", "Hiragino Mincho ProN", serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-ui);
  background:
    radial-gradient(900px 500px at 15% 10%, rgba(255, 90, 125, 0.1), transparent 60%),
    radial-gradient(700px 500px at 75% 20%, rgba(205, 214, 255, 0.08), transparent 60%),
    radial-gradient(900px 600px at 40% 90%, rgba(118, 242, 255, 0.06), transparent 62%),
    var(--bg);
  color: var(--text);
  letter-spacing: 0.2px;
}

a {
  color: inherit;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 18px 56px;
}

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 14px 18px;
  backdrop-filter: blur(18px);
  background: rgba(7, 7, 10, 0.6);
  border-bottom: 1px solid var(--hair);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
}

.brandMark {
  display: inline-flex;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--hair);
  align-items: center;
  justify-content: center;
  font-weight: 700;
  letter-spacing: 0;
  background: rgba(255, 255, 255, 0.04);
}

.brandText {
  font-weight: 700;
  letter-spacing: 0.8px;
  font-family: var(--font-display);
  font-size: 18px;
}

.nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-left: 12px;
}

.navLink {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.navLink:hover {
  color: var(--text);
}

.topCta {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--hair);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease;
  font-size: 14px;
  line-height: 1;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-1px);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.btnPrimary {
  border-color: rgba(118, 242, 255, 0.28);
  background: rgba(118, 242, 255, 0.08);
}

.btnGhost {
  background: transparent;
}

.btnSmall {
  padding: 10px 12px;
  border-radius: 12px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  margin: 30px 0 34px;
  align-items: center;
}

.kicker {
  color: var(--muted);
  margin: 0 0 10px;
  font-size: 13px;
  letter-spacing: 0.8px;
}

.heroTitle {
  margin: 0;
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.06;
  letter-spacing: 0.4px;
  font-family: var(--font-display);
  font-weight: 700;
}

.heroLead {
  margin: 14px 0 18px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.heroActions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 10px 0 14px;
}

.heroRight {
  display: grid;
  gap: 18px;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 13px;
}

.heroGlyph {
  border-radius: var(--radius);
  border: 1px solid var(--hair);
  background: rgba(255, 255, 255, 0.03);
  padding: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.heroGlyph::before {
  content: "";
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 30% 30%, rgba(118, 242, 255, 0.09), transparent 56%),
    radial-gradient(circle at 70% 60%, rgba(255, 90, 125, 0.06), transparent 60%);
  transform: rotate(18deg);
  pointer-events: none;
}

.heroClock {
  --clock-dial-size: clamp(248px, 30vw, 360px);
  --clock-ring-gap: 28px;
  --clock-ring-thickness: 24px;
  --clock-ring-size: calc(var(--clock-dial-size) + (var(--clock-ring-gap) * 2));
  border-radius: var(--radius);
  border: 1px solid var(--hair);
  background:
    radial-gradient(circle at 50% 20%, rgba(118, 242, 255, 0.08), transparent 62%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  min-height: 440px;
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  padding: 24px 20px;
}

.clockStage {
  width: var(--clock-ring-size);
  height: var(--clock-ring-size);
  display: grid;
  place-items: center;
  position: relative;
  margin-bottom: 4px;
}

.clockRing {
  width: var(--clock-ring-size);
  height: var(--clock-ring-size);
  border-radius: 999px;
  position: absolute;
  inset: 0;
  background:
    conic-gradient(from -90deg, rgba(118, 242, 255, 0.84) var(--minute-progress), rgba(118, 242, 255, 0.12) 0),
    conic-gradient(from -90deg, rgba(255, 90, 125, 0.8) var(--hour-progress), rgba(255, 90, 125, 0.1) 0);
  mask: radial-gradient(
    circle at center,
    transparent calc(50% - var(--clock-ring-thickness)),
    #000 calc(50% - var(--clock-ring-thickness) + 1px),
    #000 calc(50% + var(--clock-ring-thickness) - 1px),
    transparent calc(50% + var(--clock-ring-thickness))
  );
  pointer-events: none;
  filter: drop-shadow(0 0 14px rgba(118, 242, 255, 0.16));
}

.clockDial {
  width: var(--clock-dial-size);
  aspect-ratio: 1 / 1;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.08), rgba(0, 0, 0, 0.25) 72%),
    rgba(0, 0, 0, 0.35);
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: 0 6px 26px rgba(0, 0, 0, 0.35);
}

.clockCenter {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
}

.clockHand {
  position: absolute;
  left: 50%;
  top: 50%;
  transform-origin: 50% 100%;
  border-radius: 999px;
  margin-left: -1px;
}

.clockHandHour {
  width: 4px;
  height: 31%;
  background: rgba(255, 255, 255, 0.9);
  transform: translate(-50%, -100%) rotate(var(--hour-deg));
}

.clockHandSecond {
  width: 2px;
  height: 44%;
  background: rgba(255, 90, 125, 0.92);
  box-shadow: 0 0 12px rgba(255, 90, 125, 0.45);
  transform: translate(-50%, -100%) rotate(var(--second-deg));
}

.clockLabel {
  margin: 4px 0 0;
  font-size: 12px;
  letter-spacing: 0.8px;
  color: var(--muted);
}

.clockRemain {
  font-size: clamp(44px, 8vw, 74px);
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 1.4px;
  text-shadow: 0 0 22px rgba(255, 90, 125, 0.2);
}

.clockSub {
  font-size: 14px;
  color: var(--muted);
}

.heroGlyphWord {
  min-height: 240px;
  justify-content: flex-end;
  align-items: flex-start;
  flex-direction: column;
  gap: 14px;
}

.heroHourLabel {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.8px;
}

.heroWord {
  font-family: var(--font-display);
  font-size: clamp(40px, 8vw, 78px);
  line-height: 1;
  letter-spacing: 2px;
  text-shadow: 0 0 24px rgba(255, 90, 125, 0.2);
}

.heroStateLine {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.stateTag {
  border-radius: 999px;
  border: 1px solid var(--hair);
  padding: 7px 11px;
  font-size: 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.stateTagExtinct {
  border-color: rgba(255, 90, 125, 0.45);
  color: #ffc2cf;
}

.stateTagKeep {
  border-color: rgba(205, 214, 255, 0.36);
  color: #d9dfff;
}

.stateTagAmplify {
  border-color: rgba(118, 242, 255, 0.44);
  color: #b5f8ff;
}

.panel {
  margin: 18px 0 22px;
}

.panelHead {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0 0 14px;
}

.panelTitle {
  margin: 0;
  font-size: 22px;
  letter-spacing: 0.4px;
  font-family: var(--font-display);
}

.panelSub {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.card {
  border-radius: var(--radius);
  border: 1px solid var(--hair);
  background: var(--panel);
  padding: 18px 16px;
  overflow: hidden;
}

.cardTitle {
  margin: 0 0 10px;
  font-size: 16px;
}

.wordBox {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.18);
  padding: 18px 16px;
  position: relative;
  overflow: hidden;
}

.wordBox::after {
  content: "";
  position: absolute;
  inset: -40% -20%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  transform: translateX(var(--shear, -40%)) rotate(12deg);
  transition: transform 300ms ease;
  pointer-events: none;
}

.wordText {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: 0.6px;
  line-height: 1.1;
  text-shadow: 0 0 28px rgba(255, 90, 125, 0.16);
  font-family: var(--font-display);
}

.wordMeta {
  margin-top: 14px;
  display: grid;
  gap: 8px;
}

.meterRow {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  border-top: 1px dashed rgba(255, 255, 255, 0.14);
  padding-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.meterValue {
  color: var(--text);
}

.legend {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  font-size: 13px;
  color: var(--muted);
}

.pill .dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--keep);
}

.pill[data-kind="amplify"] .dot {
  background: var(--amplify);
}

.pill[data-kind="keep"] .dot {
  background: var(--keep);
}

.pill[data-kind="extinct"] .dot {
  background: var(--extinct);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.stat {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.12);
  border-radius: 16px;
  padding: 12px;
}

.statLabel {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.statValue {
  font-size: 20px;
  font-weight: 700;
}

.trendCard {
  margin-top: 14px;
}

.trendHead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.trendMetricSwitch {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.trendMetricBtn {
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  padding: 8px 12px;
  font-size: 12px;
  cursor: pointer;
}

.trendMetricBtn:hover {
  color: var(--text);
}

.trendMetricBtn.is-active {
  color: #fff;
  background: rgba(118, 242, 255, 0.12);
  border-color: rgba(118, 242, 255, 0.4);
}

.trendSvg {
  width: 100%;
  height: auto;
  min-height: 210px;
  display: block;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    rgba(0, 0, 0, 0.28);
}

.trendGridLine {
  stroke: rgba(255, 255, 255, 0.1);
  stroke-width: 1;
}

.trendAxisLabel {
  fill: rgba(255, 255, 255, 0.65);
  font-family: var(--font-ui);
  font-size: 12px;
}

.trendPath {
  fill: none;
  stroke: rgba(118, 242, 255, 0.92);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trendPoint {
  fill: #9cf7ff;
  stroke: rgba(0, 0, 0, 0.5);
  stroke-width: 1.5;
}

.persona {
  padding: 0;
  background: rgba(255, 255, 255, 0.03);
}

.personaImg {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.02);
}

.personaBody {
  padding: 16px;
}

.historyHead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 34px;
}

.chip {
  border-radius: 999px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.12);
  color: var(--muted);
  font-size: 13px;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.chip strong {
  color: var(--text);
  font-weight: 700;
}

.chip[data-state="滅"] {
  border-color: rgba(255, 90, 125, 0.35);
  background: rgba(255, 90, 125, 0.08);
}

.chip[data-state="増幅"] {
  border-color: rgba(118, 242, 255, 0.38);
  background: rgba(118, 242, 255, 0.08);
}

.chip[data-state="維持"] {
  border-color: rgba(205, 214, 255, 0.22);
  background: rgba(205, 214, 255, 0.06);
}

.faq details {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 12px 0;
}

.faq details:first-child {
  border-top: 0;
  padding-top: 0;
}

.faq summary {
  cursor: pointer;
  color: var(--text);
}

.faq p {
  margin: 10px 0 0;
}

.footer {
  margin-top: 28px;
  border-top: 1px solid var(--hair);
  padding-top: 18px;
}

.footerRow {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .heroRight {
    order: -1;
  }
  .heroClock {
    --clock-dial-size: min(82vw, 330px);
    --clock-ring-gap: 22px;
    --clock-ring-thickness: 20px;
    min-height: 390px;
  }
  .grid2 {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .btn {
    transition: none;
  }
  .btn:hover {
    transform: none;
  }
}