:root {
  color-scheme: dark;
  --ink: #edf4ff;
  --muted: #9aaec9;
  --line: rgba(173, 196, 231, 0.22);
  --paper: #eadfbd;
  --mist: #040817;
  --jade: #102b4a;
  --jade-2: #92b9de;
  --cinnabar: #c06a58;
  --gold: #d7b66d;
  --indigo: #172844;
  --panel: rgba(8, 18, 35, 0.84);
  --panel-2: rgba(12, 30, 56, 0.78);
  --field: rgba(5, 12, 25, 0.76);
  --shadow: 0 18px 46px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--mist);
}

body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% -8%, rgba(215, 182, 109, 0.14), transparent 18rem),
    radial-gradient(circle at 92% 10%, rgba(64, 119, 176, 0.24), transparent 24rem),
    linear-gradient(160deg, #020612 0%, #07152b 48%, #0b1022 100%),
    var(--mist);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    repeating-linear-gradient(90deg, rgba(215, 182, 109, 0.028) 0 1px, transparent 1px 42px),
    repeating-linear-gradient(0deg, rgba(146, 185, 222, 0.022) 0 1px, transparent 1px 42px);
  content: "";
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.app {
  width: min(100%, 520px);
  min-height: 100vh;
  margin: 0 auto;
  padding: max(14px, env(safe-area-inset-top)) 14px 28px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 12;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  background: linear-gradient(180deg, rgba(4, 8, 23, 0.90), rgba(4, 8, 23, 0.48));
  backdrop-filter: blur(16px);
}

.eyebrow {
  margin: 0 0 2px;
  color: var(--jade-2);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 1.55rem;
  line-height: 1.15;
}

h2 {
  font-size: 1.05rem;
  line-height: 1.2;
}

.icon-button {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(215, 182, 109, 0.24);
  color: var(--ink);
  background: var(--jade);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.26);
}

.icon-button.small {
  width: 32px;
  height: 32px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.09);
  box-shadow: none;
}

main {
  display: grid;
  gap: 14px;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 132px 1fr;
  align-items: center;
  min-height: 164px;
  overflow: hidden;
  border: 1px solid rgba(146, 185, 222, 0.14);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 32% 22%, rgba(215, 182, 109, 0.18), transparent 9rem),
    linear-gradient(135deg, rgba(8, 34, 66, 0.98), rgba(9, 16, 34, 0.96)),
    #071326;
  color: var(--paper);
  box-shadow: var(--shadow);
}

.hero::after {
  position: absolute;
  inset: auto -42px -72px auto;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 50%;
  content: "";
}

.bagua-mark {
  position: relative;
  width: 118px;
  height: 118px;
  margin-left: 12px;
  border: 1px solid rgba(215, 182, 109, 0.42);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.17) 0 28%, transparent 29%),
    conic-gradient(from 0deg, rgba(215, 182, 109, 0.34), rgba(255, 255, 255, 0.06), rgba(82, 137, 192, 0.26), rgba(215, 182, 109, 0.34));
}

.bagua-mark .core {
  position: absolute;
  inset: 41px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #071326;
  background: linear-gradient(180deg, #f2e7c5, #d7b66d);
  font-weight: 900;
}

.tri {
  position: absolute;
  width: 28px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1rem;
  text-align: center;
}

.t1 { top: 5px; left: 45px; }
.t2 { top: 21px; right: 12px; }
.t3 { top: 52px; right: 1px; }
.t4 { right: 13px; bottom: 20px; }
.t5 { bottom: 5px; left: 45px; }
.t6 { bottom: 20px; left: 13px; }
.t7 { top: 52px; left: 1px; }
.t8 { top: 21px; left: 12px; }

.hero-copy {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 5px;
  padding: 20px 16px 20px 2px;
}

.hero-copy p,
.hero-copy span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.hero-copy strong {
  font-size: 1.9rem;
  line-height: 1.08;
}

.panel,
.reading-panel {
  border: 1px solid rgba(23, 33, 31, 0.08);
  border-color: rgba(215, 182, 109, 0.18);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.panel {
  padding: 14px;
}

.question-panel,
.method-panel,
.install-panel {
  display: grid;
  gap: 12px;
}

.field-label {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 800;
}

textarea,
input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--field);
  outline: none;
}

textarea::placeholder,
input::placeholder {
  color: rgba(169, 184, 177, 0.64);
}

textarea {
  min-height: 84px;
  padding: 12px;
  resize: vertical;
}

input {
  height: 46px;
  padding: 0 12px;
}

textarea:focus,
input:focus {
  border-color: var(--jade-2);
  box-shadow: 0 0 0 3px rgba(215, 182, 109, 0.13);
}

.chips,
.segmented,
.action-row,
.install-actions,
.pay-options {
  display: flex;
  gap: 8px;
}

.chips,
.segmented {
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.chips::-webkit-scrollbar,
.segmented::-webkit-scrollbar {
  display: none;
}

.chip,
.segment,
.pay-option {
  flex: 0 0 auto;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.055);
  font-weight: 800;
  white-space: nowrap;
}

.chip {
  padding: 0 13px;
}

.segment {
  flex: 1 1 0;
  padding: 0 15px;
}

.chip.active,
.segment.active,
.pay-option.active {
  border-color: transparent;
  color: var(--paper);
  background: linear-gradient(180deg, rgba(33, 74, 118, 0.98), rgba(16, 43, 74, 0.98));
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.text-button {
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--jade-2);
  background: rgba(146, 185, 222, 0.12);
  font-weight: 800;
}

.method-body {
  display: none;
}

.method-body.active {
  display: grid;
  gap: 12px;
}

.method-note,
.install-panel p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.install-panel {
  background: linear-gradient(135deg, rgba(215, 182, 109, 0.11), rgba(16, 43, 74, 0.52));
}

.mobile-entry {
  margin-top: 6px;
  color: var(--paper);
  font-size: 0.86rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.mobile-entry a {
  color: var(--paper);
  text-decoration-color: rgba(215, 182, 109, 0.72);
  text-underline-offset: 3px;
}

.install-actions .primary-button,
.install-actions .secondary-button {
  flex: 1 1 0;
  min-width: 0;
}

.install-steps {
  display: none;
  gap: 6px;
  margin: 0;
  padding: 10px 10px 10px 30px;
  border-radius: var(--radius);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.88rem;
  line-height: 1.45;
}

.install-steps.visible {
  display: grid;
}

.coin-stage {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 7px;
  min-height: 62px;
}

.coin-pill {
  display: grid;
  place-items: center;
  min-width: 0;
  height: 56px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
}

.coin-pill.filled {
  color: var(--paper);
  background: var(--indigo);
}

.coin-pill.moving {
  background: var(--cinnabar);
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: var(--radius);
  font-weight: 900;
}

.primary-button {
  color: var(--paper);
  background: linear-gradient(180deg, rgba(36, 82, 130, 1), rgba(16, 43, 74, 1));
  box-shadow: 0 12px 26px rgba(2, 8, 18, 0.28);
}

.primary-button:disabled {
  cursor: default;
  opacity: 0.64;
}

.secondary-button {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.085);
}

.primary-button.full {
  width: 100%;
}

.action-row .primary-button,
.action-row .secondary-button {
  flex: 1 1 0;
  min-width: 0;
}

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

.number-grid label {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.number-grid span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.manual-lines {
  display: grid;
  gap: 9px;
}

.manual-row {
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 9px;
}

.manual-row b {
  color: var(--muted);
  font-size: 0.8rem;
}

.line-choice {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.line-choice button {
  min-width: 0;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.055);
  font-size: 0.78rem;
  font-weight: 800;
}

.line-choice button.active {
  border-color: transparent;
  color: var(--paper);
  background: var(--jade);
}

.result-wrap {
  min-height: 142px;
}

.empty-state {
  display: grid;
  place-items: center;
  gap: 8px;
  min-height: 142px;
  border: 1px dashed rgba(146, 185, 222, 0.24);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

.empty-state strong {
  color: var(--ink);
}

.reading-panel {
  display: grid;
  gap: 14px;
  padding: 14px;
}

.hex-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.hex-card {
  min-width: 0;
  padding: 12px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
}

.hex-card span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.hex-card strong {
  display: block;
  margin-top: 4px;
  font-size: 1.35rem;
  line-height: 1.1;
}

.hex-card em {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-style: normal;
  line-height: 1.35;
}

.hexagram-lines {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(215, 182, 109, 0.08), rgba(63, 119, 176, 0.11));
}

.yao-line {
  display: grid;
  grid-template-columns: 42px 1fr 28px;
  align-items: center;
  gap: 8px;
  min-height: 28px;
}

.yao-line .pos {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.bar {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  height: 12px;
}

.bar.yin {
  grid-template-columns: 1fr 1fr;
}

.bar span {
  border-radius: 999px;
  background: var(--jade);
}

.yao-line.moving .bar span {
  background: var(--cinnabar);
}

.move-dot {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  color: var(--paper);
  background: var(--cinnabar);
  font-size: 0.75rem;
  font-weight: 900;
  opacity: 0;
}

.yao-line.moving .move-dot {
  opacity: 1;
}

.free-reading,
.premium-reading {
  display: grid;
  gap: 10px;
}

.reading-block {
  display: grid;
  gap: 5px;
  padding: 12px;
  border-left: 4px solid var(--jade-2);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(255, 255, 255, 0.055);
}

.reading-block h3 {
  margin: 0;
  font-size: 0.94rem;
}

.reading-block p,
.reading-block li {
  color: #c8d7e8;
  font-size: 0.92rem;
  line-height: 1.55;
}

.reading-block ul {
  display: grid;
  gap: 5px;
  margin: 0;
  padding-left: 18px;
}

.paywall {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid rgba(215, 182, 109, 0.32);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(215, 182, 109, 0.13), rgba(16, 43, 74, 0.22));
}

.paywall strong {
  font-size: 1rem;
}

.paywall span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.history-drawer,
.pay-modal {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: none;
  background: rgba(15, 22, 21, 0.34);
  backdrop-filter: blur(8px);
}

.history-drawer.open,
.pay-modal.open {
  display: grid;
}

.history-drawer {
  align-items: end;
  padding: 16px;
}

.drawer-card,
.modal-card {
  width: min(100%, 520px);
  margin: 0 auto;
  border-radius: var(--radius);
  border: 1px solid rgba(215, 182, 109, 0.18);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.drawer-card {
  display: grid;
  gap: 12px;
  max-height: min(72vh, 560px);
  padding: 14px;
  overflow: auto;
}

.history-list {
  display: grid;
  gap: 9px;
}

.history-item {
  display: grid;
  gap: 5px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
  text-align: left;
}

.history-item strong {
  color: var(--ink);
}

.history-item span {
  color: var(--muted);
  font-size: 0.82rem;
}

.pay-modal {
  place-items: end center;
  padding: 16px;
}

.modal-card {
  position: relative;
  display: grid;
  gap: 13px;
  padding: 18px;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
}

.modal-card h2 {
  font-size: 1.45rem;
}

.modal-copy {
  color: var(--muted);
  line-height: 1.5;
}

.payment-note {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.pay-option {
  flex: 1 1 0;
  min-width: 0;
  padding: 0 8px;
}

.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.price-row span {
  color: var(--muted);
}

.price-row strong {
  color: var(--cinnabar);
  font-size: 1.25rem;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: max(18px, env(safe-area-inset-bottom));
  z-index: 50;
  width: max-content;
  max-width: calc(100% - 32px);
  transform: translateX(-50%);
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--paper);
  background: rgba(13, 30, 26, 0.96);
  box-shadow: var(--shadow);
  font-weight: 800;
}

@media (max-width: 390px) {
  .app {
    padding-inline: 10px;
  }

  .hero {
    grid-template-columns: 118px 1fr;
  }

  .bagua-mark {
    width: 104px;
    height: 104px;
    margin-left: 8px;
  }

  .bagua-mark .core {
    inset: 35px;
  }

  .hero-copy strong {
    font-size: 1.55rem;
  }

  .coin-stage {
    gap: 5px;
  }

  .coin-pill {
    height: 50px;
    font-size: 0.72rem;
  }

  .number-grid {
    gap: 7px;
  }
}

@media (min-width: 760px) {
  .app {
    width: min(100%, 1040px);
  }

  main {
    grid-template-columns: 420px 1fr;
    align-items: start;
  }

  .hero,
  .question-panel,
  .install-panel,
  .method-panel {
    grid-column: 1;
  }

  .result-wrap {
    position: sticky;
    top: 86px;
    grid-column: 2;
    grid-row: 1 / span 4;
  }
}