/* 2026-09-12 refinement: real-product UI, glass hero, truth-map motion */

body {
  background:
    radial-gradient(circle at 12% 10%, rgba(5, 102, 255, 0.11), transparent 30%),
    radial-gradient(circle at 88% 78%, rgba(199, 255, 53, 0.14), transparent 28%),
    #e9ebed;
}

.app-frame {
  width: min(1500px, calc(100vw - 36px));
  margin: 18px auto;
  overflow: hidden;
  border: 0;
  border-radius: 30px;
  background: rgba(247, 248, 246, 0.92);
  box-shadow: 0 24px 70px rgba(24, 35, 52, 0.12);
}

.topbar {
  position: relative;
  z-index: 40;
  grid-template-columns: 300px 1fr 170px;
  min-height: 68px;
  padding: 0 26px;
  border-bottom: 1px solid rgba(21, 21, 21, 0.08);
  background: rgba(249, 250, 248, 0.74);
  backdrop-filter: blur(22px) saturate(1.4);
}

.brand-zone {
  display: flex;
  align-items: center;
  gap: 12px;
}

.back-button {
  display: grid;
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--ink);
  background: rgba(21, 21, 21, 0.06);
  font-size: 20px;
  cursor: pointer;
  transition: transform 180ms var(--ease-out), background 180ms ease;
}

.back-button:hover {
  background: rgba(5, 102, 255, 0.12);
  transform: translateX(-3px);
}

.brand-button img { width: 64px; }
.product-name { border-left-color: rgba(21, 21, 21, 0.18); }
.progress-pill { border: 0; background: rgba(21, 21, 21, 0.07); }
.nav-link:hover, .nav-link.is-active, .plain-button:hover { border-color: transparent; background: rgba(21, 21, 21, 0.06); }

.home-v2 {
  min-height: calc(100vh - 104px);
  color: var(--ink);
  background: #eef0f2;
}

.home-atmosphere {
  position: relative;
  display: grid;
  min-height: 800px;
  padding: 42px;
  place-items: center;
  overflow: hidden;
  isolation: isolate;
}

.home-atmosphere::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(21, 21, 21, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 21, 21, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
}

.aurora {
  position: absolute;
  z-index: -2;
  border-radius: 50%;
  filter: blur(28px);
  opacity: 0.76;
  animation: aurora-drift 8s ease-in-out infinite alternate;
}

.aurora-blue {
  top: 2%;
  right: 8%;
  width: 470px;
  height: 470px;
  background: rgba(5, 102, 255, 0.68);
}

.aurora-lime {
  bottom: -12%;
  left: 9%;
  width: 430px;
  height: 430px;
  background: rgba(199, 255, 53, 0.64);
  animation-delay: -3s;
}

@keyframes aurora-drift {
  to { transform: translate(34px, -22px) scale(1.08); }
}

.glass-hero {
  display: grid;
  width: min(1280px, 100%);
  min-height: 650px;
  grid-template-columns: minmax(0, 1.18fr) minmax(380px, 0.82fr);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.48);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.86),
    0 38px 90px rgba(37, 53, 76, 0.18);
  backdrop-filter: blur(34px) saturate(1.45);
}

.glass-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(48px, 6vw, 82px);
}

.glass-copy .eyebrow {
  border-color: rgba(21, 21, 21, 0.14);
  background: rgba(255, 255, 255, 0.44);
}

.glass-copy .hero-title {
  margin: 30px 0 22px;
  font-size: clamp(64px, 6.5vw, 102px);
  line-height: 0.94;
}

.glass-copy .hero-subtitle {
  max-width: 620px;
  color: rgba(21, 21, 21, 0.7);
  font-size: clamp(17px, 1.4vw, 21px);
}

.mode-picks {
  display: grid;
  gap: 12px;
  margin-top: 42px;
}

.mode-pick {
  display: grid;
  grid-template-columns: 46px 1fr 38px;
  align-items: center;
  gap: 15px;
  min-height: 82px;
  padding: 12px 16px;
  border: 1px solid rgba(21, 21, 21, 0.1);
  border-radius: 20px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.58);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(35, 48, 69, 0.06);
  backdrop-filter: blur(18px);
  transition: transform 220ms var(--ease-out), background 220ms ease, box-shadow 220ms ease;
}

.mode-pick:hover {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 16px 36px rgba(35, 48, 69, 0.12);
  transform: translateY(-3px);
}

.mode-pick:first-child:hover .mode-icon { color: #fff; background: var(--blue); }
.mode-pick:last-child:hover .mode-icon { background: var(--lime); }

.mode-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  background: rgba(21, 21, 21, 0.07);
  font-size: 11px;
  font-weight: 900;
  transition: color 180ms ease, background 180ms ease;
}

.mode-pick strong { display: block; margin-bottom: 5px; font-size: 18px; letter-spacing: -0.035em; }
.mode-pick small { display: block; color: rgba(21, 21, 21, 0.58); font-size: 12px; line-height: 1.5; }
.mode-pick i { font-style: normal; font-size: 21px; transition: transform 180ms ease; }
.mode-pick:hover i { transform: translateX(4px); }

.glass-visual {
  position: relative;
  display: grid;
  min-height: 620px;
  place-items: end center;
  overflow: hidden;
}

.glass-visual::before {
  content: "";
  position: absolute;
  inset: 9% 6%;
  border-radius: 48% 52% 38% 62% / 58% 35% 65% 42%;
  background: linear-gradient(145deg, rgba(5, 102, 255, 0.84), rgba(111, 168, 255, 0.62));
  filter: saturate(1.1);
  transform: rotate(-5deg);
}

.host-halo {
  position: absolute;
  top: 22%;
  right: 10%;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  box-shadow: 0 0 0 32px rgba(255,255,255,.08), 0 0 0 66px rgba(255,255,255,.05);
}

.host-label {
  position: absolute;
  top: 44px;
  right: 38px;
  z-index: 3;
  padding: 10px 14px;
  border-radius: 999px;
  color: #fff;
  background: rgba(15, 26, 46, 0.76);
  font-size: 12px;
  font-weight: 900;
  backdrop-filter: blur(12px);
}

.glass-visual .host-hero-image {
  position: relative;
  z-index: 2;
  width: min(92%, 500px);
  mix-blend-mode: normal;
  filter: drop-shadow(0 24px 22px rgba(12, 29, 58, 0.2));
  transform: translateY(8%);
}

.content-screen,
.answer-screen,
.report-screen {
  padding: 46px;
  background:
    radial-gradient(circle at 84% 9%, rgba(5, 102, 255, 0.09), transparent 28%),
    var(--paper);
}

.section-head {
  padding-bottom: 26px;
  border-bottom: 0;
}

.section-title { font-size: clamp(42px, 4.7vw, 70px); }
.section-title small { color: rgba(21, 21, 21, 0.45); }

.topic-tab {
  border: 0;
  background: rgba(21, 21, 21, 0.06);
}

.topic-tab.is-active { background: var(--ink); }

.carousel-layout-v2 {
  display: block;
  padding-top: 6px;
}

.topics-v2 .carousel-shell {
  min-height: 610px;
  border: 0;
  border-radius: 30px;
  background:
    radial-gradient(circle at 50% 50%, rgba(5, 102, 255, 0.22), transparent 46%),
    rgba(224, 230, 239, 0.66);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.76);
  backdrop-filter: blur(18px);
}

.topics-v2 .carousel-counter {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--ink);
  background: rgba(255,255,255,.68);
  backdrop-filter: blur(12px);
}

.topics-v2 .topic-card {
  width: min(650px, 70%);
  min-height: 438px;
  border: 1px solid rgba(21, 21, 21, 0.1);
  border-radius: 28px;
  background: rgba(251, 252, 249, 0.78);
  box-shadow: 0 26px 70px rgba(34, 49, 74, 0.14);
  backdrop-filter: blur(24px) saturate(1.3);
}

.topics-v2 .carousel-arrow {
  border: 0;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 8px 24px rgba(30, 42, 62, 0.12);
}

.topics-v2 .carousel-arrow:last-child { margin-left: 5px; }
.topics-v2 .carousel-arrow:first-child,
.topics-v2 .carousel-arrow:last-child { border-radius: 50%; }

.primary-button,
.secondary-button,
.ghost-button,
.recommend-button,
.report-action {
  border-width: 1px;
  box-shadow: none;
}

.primary-button { border: 0; box-shadow: 0 10px 24px rgba(5, 102, 255, 0.2); }
.primary-button:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(5, 102, 255, 0.28); }
.primary-button:active { transform: translateY(0); box-shadow: 0 6px 18px rgba(5, 102, 255, 0.18); }
.ghost-button, .recommend-button, .report-action { border-color: rgba(21,21,21,.14); }

.case-intro { gap: 24px; }
.case-prompt,
.case-rules {
  border: 0;
  border-radius: 28px;
  box-shadow: 0 20px 54px rgba(34, 49, 74, 0.1);
}

.case-prompt {
  background: linear-gradient(145deg, #0566ff, #174ba9);
}

.case-rules { background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(18px); }
.host-intro { border-bottom-color: rgba(21,21,21,.08); }
.rules-list li, .rules-list li:first-child { border-color: rgba(21,21,21,.09); }
.rule-index { border: 0; }

.game-screen {
  background:
    radial-gradient(circle at 96% 14%, rgba(5, 102, 255, 0.09), transparent 25%),
    #f2f4f5;
}

.game-statusbar {
  display: block;
  min-height: 92px;
  padding: 22px 30px 18px;
  border-bottom: 0;
}

.game-statusbar h1 {
  margin-top: 6px;
  font-size: 20px;
}

.game-mode-label {
  color: var(--blue);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.game-layout {
  gap: 18px;
  min-height: 700px;
  padding: 0 24px 24px;
}

.play-column,
.insight-column {
  overflow: hidden;
  border: 0;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 16px 44px rgba(31, 45, 66, 0.09);
  backdrop-filter: blur(20px);
}

.prompt-strip {
  border-bottom: 1px solid rgba(21, 21, 21, 0.08);
  background: rgba(220, 233, 255, 0.56);
}

.chat-log {
  background: linear-gradient(180deg, rgba(245,247,248,.76), rgba(239,242,244,.96));
}

.message {
  border: 0;
  box-shadow: none;
}

.message-row.user .message { border-radius: 18px 18px 5px 18px; }
.message-row.ai .message { border-radius: 18px 18px 18px 5px; background: #fff; box-shadow: 0 8px 22px rgba(27,39,57,.07); }

.message-row.ai.notice .message {
  max-width: min(82%, 640px);
  border: 1px solid rgba(5,102,255,.14);
  color: #354154;
  background: #f4f8ff;
  box-shadow: none;
}

.notice-kicker {
  display: block;
  margin-bottom: 5px;
  color: var(--blue);
  font-weight: 900;
}

.notice-meta {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.composer { border-top: 1px solid rgba(21, 21, 21, 0.08); }
.question-input { border: 1px solid rgba(21,21,21,.14); }

.host-panel {
  min-height: 126px;
  padding: 18px 22px;
  border-bottom: 0;
  color: var(--ink);
  background: transparent;
}

.host-panel .host-avatar {
  width: 86px;
  height: 86px;
  border: 0;
  background: rgba(5,102,255,.08);
}

.host-panel p { color: var(--muted); }

.puzzle-panel {
  padding: 12px 22px 18px;
  border-bottom: 0;
}

.panel-heading h3 { margin-top: 4px; font-size: 20px; }

.truth-map-stage {
  position: relative;
  display: grid;
  min-height: 320px;
  place-items: center;
  overflow: hidden;
  border-radius: 28px;
  background:
    linear-gradient(rgba(21,21,21,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21,21,21,.025) 1px, transparent 1px),
    rgba(236, 239, 242, 0.84);
  background-size: 28px 28px;
}

.truth-map {
  position: relative;
  z-index: 2;
  width: min(92%, 500px);
  overflow: visible;
  animation: map-float 5.2s ease-in-out infinite;
}

.map-region {
  fill: #d9dde2;
  stroke: rgba(255,255,255,.94);
  stroke-width: 5;
  stroke-linejoin: round;
  filter: drop-shadow(0 7px 10px rgba(26,39,59,.08));
  transform-box: fill-box;
  transform-origin: center;
  transition: fill 460ms ease, filter 460ms ease;
}

.map-region.is-yes { fill: var(--blue); }
.map-region.is-no { fill: var(--ink); }

.map-region.is-new {
  animation: region-awaken 880ms var(--ease-pop) both;
  filter: drop-shadow(0 0 18px rgba(5,102,255,.42));
}

.map-glow {
  position: absolute;
  z-index: 1;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: rgba(5,102,255,.18);
  filter: blur(38px);
  animation: glow-breathe 3.8s ease-in-out infinite alternate;
}

.map-seed {
  position: absolute;
  z-index: 3;
  bottom: 16px;
  color: rgba(21,21,21,.48);
  font-size: 10px;
  font-weight: 800;
}

@keyframes map-float {
  0%, 100% { transform: translateY(0) rotate(-.4deg); }
  50% { transform: translateY(-6px) rotate(.5deg); }
}

@keyframes glow-breathe {
  to { transform: scale(1.34); opacity: .45; }
}

@keyframes region-awaken {
  0% { transform: scale(.74) rotate(-5deg); opacity: .42; }
  58% { transform: scale(1.06) rotate(2deg); opacity: 1; }
  76% { transform: translateX(-3px) rotate(-1.5deg); }
  88% { transform: translateX(3px) rotate(1deg); }
  100% { transform: scale(1) rotate(0); }
}

.answer-orb {
  position: fixed;
  z-index: 999;
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255,255,255,.94);
  border-radius: 50%;
  pointer-events: none;
  box-shadow: 0 0 0 8px rgba(5,102,255,.1), 0 10px 24px rgba(20,32,52,.24);
}

.answer-orb.is-yes { background: var(--blue); }
.answer-orb.is-no { background: var(--ink); }

.puzzle-legend { justify-content: flex-start; padding-left: 6px; }
.guess-panel { padding-top: 14px; }

.answer-hero {
  border: 0;
  border-radius: 28px;
  box-shadow: 0 20px 54px rgba(34,49,74,.1);
}

.answer-main { border-right: 0; }
.knowledge-grid { gap: 14px; border: 0; border-radius: 0; overflow: visible; }
.knowledge-card { border: 0; border-radius: 20px; background: rgba(255,255,255,.72); box-shadow: 0 10px 28px rgba(30,44,65,.07); }
.report-card { border: 0; box-shadow: 0 12px 34px rgba(30,44,65,.08); }
.report-host { mix-blend-mode: normal; }

.report-screen .status-chip,
.report-screen .eyebrow,
.report-screen .report-action,
.report-screen .primary-button,
.report-screen .demo-data,
.report-screen .mini-bars i,
.report-screen .path-step {
  border: 0;
}

.report-screen .status-chip { background: rgba(5,102,255,.08); }
.report-screen .eyebrow { background: rgba(255,255,255,.72); }
.report-screen .report-action { background: #edf0f3; }

.modal .eyebrow::before {
  background: var(--blue);
  box-shadow: none;
}

.modal .guess-input:focus,
.modal .guess-input:focus-visible {
  outline: none;
  outline-offset: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(5,102,255,.12);
}

@media (max-width: 980px) {
  .topbar { grid-template-columns: 1fr auto; }
  .glass-hero { grid-template-columns: 1fr 340px; }
  .glass-copy { padding: 46px; }
  .glass-copy .hero-title { font-size: clamp(58px, 8vw, 78px); }
}

@media (max-width: 820px) {
  .app-frame { width: 100%; margin: 0; border-radius: 0; }
  .topbar { padding: 0 14px; }
  .back-button { width: 38px; height: 38px; }
  .home-atmosphere { min-height: auto; padding: 18px; }
  .glass-hero { grid-template-columns: 1fr; min-height: auto; }
  .glass-copy { padding: 36px 26px 24px; }
  .glass-copy .hero-title { font-size: clamp(52px, 15vw, 76px); }
  .mode-picks { margin-top: 28px; }
  .glass-visual { min-height: 420px; }
  .content-screen, .answer-screen, .report-screen { padding: 22px 18px; }
  .topics-v2 .carousel-shell { min-height: 540px; }
  .topics-v2 .topic-card { width: 82%; }
  .game-layout { padding: 0 12px 18px; }
  .play-column { min-height: 680px; }
  .truth-map-stage { min-height: 310px; }
}

@media (prefers-reduced-motion: reduce) {
  .aurora, .truth-map, .map-glow { animation: none !important; }
}