:root {
  --bg: #f6f5f1;
  --bg-card: rgba(255, 255, 255, 0.82);
  --text: #141414;
  --sub: #5f696c;
  --line: rgba(20, 20, 20, 0.12);
  --ink: #1d4038;
  --ink-soft: rgba(29, 64, 56, 0.1);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

.ink-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 10% 12%, rgba(29, 64, 56, 0.08), transparent 30%),
    radial-gradient(circle at 88% 16%, rgba(155, 122, 88, 0.08), transparent 28%),
    linear-gradient(180deg, #faf9f5 0%, #f3f1ea 100%);
}

.container {
  width: min(1080px, 92vw);
  margin: 0 auto;
}

.section {
  padding: 78px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  background: rgba(246, 245, 241, 0.84);
}

.invite-ribbon {
  position: fixed;
  top: 90px;
  right: -58px;
  z-index: 70;
  transform: rotate(42deg);
  background: linear-gradient(135deg, #ff2f2f, #c40000);
  color: #fff;
  text-decoration: none;
  padding: 10px 70px;
  font-weight: 700;
  letter-spacing: 0.05em;
  box-shadow: 0 10px 24px rgba(196, 0, 0, 0.42);
  animation: ribbonFlash 1.1s ease-in-out infinite;
}

.nav-wrap {
  min-height: 70px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.brand {
  text-decoration: none;
  color: var(--text);
  font-family: "Noto Serif SC", serif;
  letter-spacing: 0.08em;
  font-size: 1.03rem;
}

.nav-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a {
  text-decoration: none;
  color: var(--sub);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--ink);
}

.hero {
  padding-top: 110px;
}

.hero-wrap {
  text-align: center;
}

.hero-kicker {
  margin: 0;
  color: var(--sub);
  letter-spacing: 0.13em;
  font-size: 0.78rem;
}

h1 {
  margin: 14px 0 10px;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.12;
  text-wrap: balance;
}

.hero-sub {
  margin: 0;
  color: var(--sub);
  font-size: 1.04rem;
  text-wrap: pretty;
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.primary-btn,
.ghost-btn {
  border-radius: 999px;
  padding: 11px 20px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
  white-space: normal;
  line-height: 1.35;
  text-wrap: balance;
}

.primary-btn {
  background: linear-gradient(180deg, #fff 0%, #ebf2ef 100%);
  border-color: rgba(29, 64, 56, 0.36);
  color: var(--ink);
}

.taigo-cta-btn {
  background: linear-gradient(180deg, #1d4038 0%, #112721 100%);
  border-color: rgba(17, 39, 33, 0.92);
  color: #fff;
  box-shadow: 0 12px 28px rgba(29, 64, 56, 0.24);
}

.taigo-cta-btn:hover {
  filter: brightness(1.05);
}

.ghost-btn {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.6);
}

.section-title {
  margin: 0;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  line-height: 1.25;
  text-wrap: balance;
}

.section-lead {
  margin: 10px 0 0;
  color: var(--sub);
  text-wrap: pretty;
}

.def-grid,
.model-flow,
.value-grid,
.entry-grid {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.def-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.def-card,
.flow-card,
.value-card,
.entry-card,
.compare-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 18px;
}

.def-tag {
  margin: 0;
  color: var(--ink);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.def-card h3,
.flow-card h3,
.value-card h3,
.entry-card h3,
.compare-item h3 {
  margin: 8px 0 6px;
}

.def-card p,
.flow-card p,
.value-card p,
.entry-card p,
.compare-item p {
  margin: 0;
  color: var(--sub);
  text-wrap: pretty;
}

.thesis-section {
  padding-top: 50px;
}

.thesis-wall {
  margin-top: 18px;
  border: 1px solid rgba(29, 64, 56, 0.26);
  border-radius: var(--radius);
  padding: 16px;
  background: linear-gradient(150deg, rgba(29, 64, 56, 0.1), rgba(255, 255, 255, 0.9));
}

.thesis-wall p {
  margin: 0;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(1.2rem, 2.8vw, 2.2rem);
  line-height: 1.25;
}

.thesis-wall p + p {
  margin-top: 4px;
}

.compare-inline {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.state {
  font-weight: 700;
}

.compare-item.bad {
  background: linear-gradient(180deg, rgba(145, 112, 80, 0.1), rgba(255, 255, 255, 0.9));
}

.compare-item.good {
  background: linear-gradient(180deg, rgba(29, 64, 56, 0.1), rgba(255, 255, 255, 0.9));
}

.model-flow {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.flow-card span {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--ink);
}

.value-grid {
  grid-template-columns: 1fr 1fr;
}

.value-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  color: var(--sub);
}

.value-card li {
  text-wrap: pretty;
}

.owner-assess-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 12px;
}

.group-title {
  margin: 8px 0 2px;
  font-weight: 700;
  color: var(--ink);
  text-wrap: pretty;
}

#readinessRadar {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.88);
}

.score-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.score-grid p {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.7);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}

.score-grid strong {
  color: var(--ink);
  font-size: 1.15rem;
}

.score-grid span {
  color: var(--sub);
  font-size: 0.86rem;
  text-align: right;
}

.video-section {
  padding-top: 50px;
}

.taigo-wrap {
  min-height: calc(100vh - 180px);
  display: grid;
  place-items: center;
  text-align: center;
}

.taigo-card {
  width: min(760px, 92vw);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 34px 24px;
}

.taigo-card p {
  margin: 0 auto;
  max-width: 28em;
  color: var(--sub);
  text-wrap: pretty;
}

.taigo-actions {
  margin-top: 22px;
  display: grid;
  gap: 10px;
  justify-items: center;
}

.taigo-activate-form {
  margin-top: 18px;
  display: grid;
  gap: 12px;
  justify-items: center;
}

.taigo-input {
  width: min(420px, 100%);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 16px;
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  text-align: center;
}

.taigo-tip {
  margin: 0;
  min-height: 1.8em;
  color: var(--sub);
  font-size: 0.94rem;
}

.video-frame {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #f1f1ee;
  aspect-ratio: 16 / 9;
}

.video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.invite-page-frame {
  aspect-ratio: auto;
  min-height: 78vh;
}

.pdf-fullscreen-page {
  margin: 0;
  background: #111;
  overflow: hidden;
}

.pdf-fullscreen-wrap {
  position: fixed;
  inset: 0;
}

.pdf-fullscreen-wrap iframe {
  width: 100vw;
  height: 100vh;
  border: 0;
  display: block;
  background: #111;
}

.pdf-mobile-tip {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  top: 12px;
  z-index: 29;
  margin: 0;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(0, 0, 0, 0.48);
  backdrop-filter: blur(6px);
}

.pdf-back-home,
.pdf-open {
  position: fixed;
  top: 12px;
  z-index: 30;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  padding: 8px 12px;
  color: #fff;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  font-size: 0.9rem;
}

.pdf-back-home {
  left: 12px;
  top: 44px;
}

.pdf-open {
  right: 12px;
  top: 44px;
}

.cta-section {
  padding-top: 60px;
  padding-bottom: 96px;
}

.entry-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.entry-card {
  text-decoration: none;
}

.entry-card:hover {
  border-color: rgba(29, 64, 56, 0.38);
}

.quick-entry {
  padding-top: 34px;
}

.quick-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.quick-pill {
  text-decoration: none;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  padding: 11px 12px;
  color: var(--ink);
  font-weight: 700;
  white-space: normal;
  line-height: 1.35;
  text-wrap: balance;
}

.quick-pill:hover {
  border-color: rgba(29, 64, 56, 0.4);
}

.site-footer {
  border-top: 1px solid var(--line);
}

.footer-wrap {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--sub);
}

.fade-in {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.show {
  opacity: 1;
  transform: translateY(0);
}

.floating-dock {
  position: fixed;
  right: 16px;
  bottom: 18px;
  z-index: 60;
  display: grid;
  gap: 8px;
  width: min(300px, calc(100vw - 24px));
}

.floating-entry {
  display: block;
  text-decoration: none;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 700;
  text-align: center;
  border: 1px solid rgba(29, 64, 56, 0.45);
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  box-shadow: 0 10px 26px rgba(29, 64, 56, 0.16);
  animation: floatingPulse 2.2s ease-in-out infinite;
}

.floating-nomad {
  animation-delay: 0.35s;
}

.floating-service-btn {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 10px 14px;
  background: linear-gradient(180deg, #ffffff 0%, #edf2ef 100%);
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}

.floating-service-panel {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 12px 30px rgba(20, 20, 20, 0.12);
}

.service-title {
  margin: 0;
  font-weight: 700;
}

.service-text {
  margin: 6px 0 10px;
  color: var(--sub);
  font-size: 0.92rem;
}

.service-actions {
  display: grid;
  gap: 8px;
}

@keyframes floatingPulse {
  0%,
  100% {
    transform: translateY(0);
    box-shadow: 0 10px 26px rgba(29, 64, 56, 0.16);
  }
  50% {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(29, 64, 56, 0.26);
  }
}

@keyframes ribbonFlash {
  0%,
  100% {
    opacity: 1;
    filter: saturate(1);
  }
  50% {
    opacity: 0.6;
    filter: saturate(1.45);
  }
}

@media (max-width: 980px) {
  .def-grid,
  .compare-inline,
  .model-flow,
  .value-grid,
  .entry-grid,
  .owner-assess-grid,
  .quick-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 82px;
  }
}

@media (max-width: 680px) {
  .site-header {
    position: static;
  }

  .nav-wrap {
    padding: 12px 0;
    min-height: auto;
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }

  .section {
    padding: 62px 0;
  }

  h1 {
    font-size: clamp(1.8rem, 8.2vw, 2.45rem);
    line-height: 1.22;
  }

  .section-title {
    font-size: clamp(1.35rem, 6.4vw, 1.9rem);
    line-height: 1.28;
  }

  .hero-sub,
  .section-lead,
  .def-card p,
  .flow-card p,
  .value-card p,
  .entry-card p,
  .compare-item p,
  .value-card li,
  .group-title {
    font-size: 0.96rem;
    line-height: 1.72;
  }

  .nav-links a,
  .quick-pill,
  .primary-btn,
  .ghost-btn {
    font-size: 0.95rem;
  }

  .floating-dock {
    left: 10px;
    right: 10px;
    bottom: 10px;
    width: auto;
  }

  .taigo-card {
    padding: 26px 16px;
  }

  .invite-ribbon {
    top: auto;
    bottom: 94px;
    right: -74px;
    padding: 9px 76px;
    font-size: 0.88rem;
  }

  .invite-page-frame {
    min-height: 72vh;
  }

  .pdf-mobile-tip {
    top: 8px;
    font-size: 0.74rem;
    max-width: calc(100vw - 20px);
    text-align: center;
  }

  .pdf-back-home,
  .pdf-open {
    top: 36px;
    font-size: 0.82rem;
    padding: 7px 10px;
  }
}