/* 启封笺：承接首页暗室，录入即启封 */
.page-seal {
  --void: #03040a;
  --brass: #c9b896;
  --brass-dim: rgba(201, 184, 150, 0.38);
  --cyan: #5ec4b0;
  --amber: #e6b85c;
  --line: rgba(201, 184, 150, 0.2);
  --ink-soft: #ebe6dc;
  --muted: rgba(235, 230, 220, 0.55);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
  color: var(--ink-soft);
  background-color: #06070e;
  background-image:
    linear-gradient(90deg, rgba(201, 184, 150, 0.035) 1px, transparent 1px),
    linear-gradient(0deg, rgba(201, 184, 150, 0.028) 1px, transparent 1px),
    radial-gradient(ellipse 90% 55% at 50% -8%, rgba(160, 150, 130, 0.14), transparent 58%),
    linear-gradient(180deg, #12151f 0%, #080a12 40%, #04050a 100%);
  background-size: 72px 72px, 72px 72px, auto, auto;
  background-attachment: fixed;
  min-height: 100vh;
}

.page-seal::before,
.page-seal::after {
  content: none !important;
}

.page-seal .site-header {
  z-index: 50;
  background: rgba(6, 7, 14, 0.78);
  border-bottom-color: var(--line);
  backdrop-filter: blur(14px);
}

.page-seal .site-header .brand {
  color: var(--brass);
}

.page-seal .site-header .brand:hover {
  color: var(--amber);
}

.page-seal .nav a {
  color: var(--muted);
}

.page-seal .nav a:hover {
  color: var(--brass);
}

.page-seal .auth-nav-trigger {
  color: var(--muted);
}

.page-seal .auth-nav-user:hover .auth-nav-trigger {
  color: var(--brass);
}

.page-seal .auth-nav-menu-inner {
  border-color: var(--line);
  background: #12151f;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}

.page-seal .auth-nav-item {
  color: var(--brass);
}

.page-seal a.auth-nav-item:hover,
.page-seal button.auth-nav-item:hover {
  background: rgba(201, 184, 150, 0.1);
  color: var(--amber);
}

.page-seal .auth-nav-member.is-active,
.page-seal .auth-nav-member.is-active:hover {
  color: var(--muted);
  background: transparent;
}

.page-seal .site-footer {
  border-top-color: var(--line);
  color: var(--muted);
}

.page-seal .site-footer a {
  color: var(--brass-dim);
}

.seal-main {
  padding: 2.5rem 0 4rem;
}

.seal-head {
  max-width: 28rem;
  margin-bottom: 2rem;
}

.seal-index {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  opacity: 0.85;
}

.seal-head h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-brand);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--brass);
}

.seal-head .lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

.seal-head .lead .text-nowrap {
  white-space: nowrap;
}

.seal-sheet {
  max-width: 34rem;
  padding: 1.75rem 1.5rem 1.5rem;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 24, 36, 0.92), rgba(8, 10, 18, 0.96));
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35), 0 24px 48px rgba(0, 0, 0, 0.35);
}

.seal-sheet + .seal-sheet {
  margin-top: 1.25rem;
}

/* 合盘：两份生辰宽屏并排 */
.seal-duo {
  display: grid;
  gap: 1.25rem;
}

.page-seal:has(.seal-form[data-sku="us"]) .seal-main {
  width: min(68rem, calc(100% - 2.5rem));
}

.page-seal:has(.seal-form[data-sku="us"]) .seal-head {
  max-width: none;
}

/* 合盘说明句保持一行（窄屏仍允许换行） */
@media (min-width: 900px) {
  .page-seal:has(.seal-form[data-sku="us"]) .seal-head .lead {
    white-space: nowrap;
  }
}

@media (min-width: 880px) {
  .seal-form[data-sku="us"] .seal-duo {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .seal-form[data-sku="us"] .seal-duo .seal-sheet {
    max-width: none;
    width: 100%;
    margin: 0;
    min-width: 0;
  }

  .seal-form[data-sku="us"] .seal-duo .seal-sheet + .seal-sheet {
    margin-top: 0;
  }

  .seal-form[data-sku="us"] .shi-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.seal-sheet h2 {
  margin: 0 0 1.1rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--brass);
  letter-spacing: 0.06em;
}

.seal-fields {
  display: grid;
  gap: 1rem;
}

.seal-fields label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.seal-fields label > span,
.seal-label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  color: rgba(235, 230, 220, 0.72);
  letter-spacing: 0.04em;
}

.seal-fields input[type="text"],
.seal-fields input[type="search"],
.seal-fields select,
.seal-fields textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background: rgba(3, 4, 10, 0.65);
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.95rem;
}

.seal-fields input[type="text"]:focus,
.seal-fields input[type="search"]:focus,
.seal-fields select:focus,
.seal-fields textarea:focus {
  outline: none;
  border-color: rgba(94, 196, 176, 0.55);
  box-shadow: 0 0 0 1px rgba(94, 196, 176, 0.2);
}

.seal-fields textarea {
  min-height: 6.5rem;
  resize: vertical;
  line-height: 1.6;
}

.seal-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.seal-fieldset {
  margin: 0;
  padding: 0;
  border: none;
  min-inline-size: 0;
}

.seal-fieldset-gap {
  margin-top: 0.85rem;
}

.seal-fieldset legend {
  padding: 0;
  margin-bottom: 0.35rem;
  font-size: 0.82rem;
  color: rgba(235, 230, 220, 0.72);
  letter-spacing: 0.04em;
}

.seal-choice {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.seal-choice label {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease), color 0.15s var(--ease);
}

.seal-choice label:focus-within {
  border-color: rgba(94, 196, 176, 0.55);
  box-shadow: 0 0 0 1px rgba(94, 196, 176, 0.2);
}

.seal-choice input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.seal-choice label:has(input:checked) {
  border-color: rgba(94, 196, 176, 0.55);
  color: var(--ink-soft);
  background: rgba(94, 196, 176, 0.08);
}

.seal-hint {
  margin: 0.35rem 0 0;
  font-size: 0.78rem;
  color: rgba(235, 230, 220, 0.4);
  line-height: 1.55;
}

.seal-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1.75rem;
  max-width: 34rem;
  position: sticky;
  bottom: 0;
  z-index: 5;
  padding: 0.85rem 0 calc(0.35rem + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(180deg, rgba(6, 7, 14, 0), rgba(6, 7, 14, 0.92) 28%, rgba(6, 7, 14, 0.98));
}

.page-seal .btn-primary {
  background: linear-gradient(180deg, #d4c4a0, #b8a57a);
  color: #12141a;
  border: none;
  letter-spacing: 0.14em;
  font-weight: 600;
}

.page-seal .btn-primary:hover {
  background: linear-gradient(180deg, #e0d2b0, #c9b896);
  color: #12141a;
}

.page-seal .btn-ghost {
  border-color: var(--line);
  color: var(--muted);
  background: transparent;
}

.page-seal .btn-ghost:hover {
  border-color: var(--brass-dim);
  color: var(--brass);
  background: transparent;
}

.seal-note {
  margin: 1.75rem 0 0;
  max-width: 34rem;
  font-size: 0.8rem;
  color: rgba(235, 230, 220, 0.38);
  line-height: 1.6;
}

.seal-note a {
  color: var(--brass-dim);
}

/* 年 / 月 / 日 */
.ymd-pick {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 0.55rem;
}

.ymd-pick select {
  appearance: none;
  color-scheme: dark;
  background-color: rgba(3, 4, 10, 0.65);
  background-image: linear-gradient(45deg, transparent 50%, var(--brass-dim) 50%),
    linear-gradient(135deg, var(--brass-dim) 50%, transparent 50%);
  background-position: calc(100% - 14px) 54%, calc(100% - 9px) 54%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 1.6rem;
  cursor: pointer;
}

.ymd-pick select option {
  background: #12151f;
  color: #ebe6dc;
}

.shi-hint {
  margin: 0.55rem 0 0;
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
  opacity: 0.9;
}

.seal-more {
  margin: 0;
  border: 1px solid transparent;
}

.seal-more summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.82rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  padding: 0.2rem 0;
}

.seal-more summary::-webkit-details-marker {
  display: none;
}

.seal-more summary::before {
  content: "+ ";
  color: var(--cyan);
}

.seal-more[open] summary::before {
  content: "– ";
}

.seal-more[open] summary {
  margin-bottom: 0.65rem;
  color: rgba(235, 230, 220, 0.72);
}

.seal-more .seal-fields,
.seal-more label {
  margin-top: 0;
}

/* 出生地三级连选 */
.place-box {
  display: grid;
  gap: 0.85rem;
}

.place-box [data-place-mode] {
  display: grid;
  gap: 0.75rem;
}

.place-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.place-cascade {
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.place-cascade[hidden],
.place-overseas[hidden] {
  display: none !important;
}

.place-box select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0;
  background-color: rgba(3, 4, 10, 0.65);
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.95rem;
  color-scheme: dark;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--brass-dim) 50%),
    linear-gradient(135deg, var(--brass-dim) 50%, transparent 50%);
  background-position: calc(100% - 14px) 54%, calc(100% - 9px) 54%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 1.6rem;
  cursor: pointer;
}

.place-box select:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.place-box select option {
  background: #12151f;
  color: #ebe6dc;
}

.place-overseas {
  display: grid;
  gap: 0.85rem;
}

.place-status {
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.place-status.is-err {
  color: #f0c4c0;
}

.place-picked {
  margin: 0.15rem 0 0;
  font-size: 0.8rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

.place-picked[hidden] {
  display: none !important;
}

/* 十二时辰 */
.shi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.45rem;
}

.shi-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  min-height: 3.1rem;
  margin: 0;
  padding: 0.45rem 0.25rem;
  border: 1px solid var(--line);
  background: rgba(3, 4, 10, 0.55);
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease), color 0.15s var(--ease);
}

.shi-chip b {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: inherit;
  letter-spacing: 0.06em;
}

.shi-chip small {
  font-size: 0.65rem;
  letter-spacing: 0.02em;
  opacity: 0.7;
}

.shi-chip:hover {
  border-color: var(--brass-dim);
  color: var(--ink-soft);
}

.shi-chip:focus-visible {
  outline: none;
  border-color: rgba(94, 196, 176, 0.7);
  box-shadow: 0 0 0 2px rgba(94, 196, 176, 0.22);
}

.shi-chip.is-on {
  border-color: rgba(94, 196, 176, 0.65);
  background: rgba(94, 196, 176, 0.12);
  color: var(--ink-soft);
  box-shadow: inset 0 0 0 1px rgba(94, 196, 176, 0.15);
}

.shi-chip.is-on b {
  color: var(--cyan);
}

.shi-chip[data-id="unknown"] {
  grid-column: 1 / -1;
  flex-direction: row;
  gap: 0.65rem;
  min-height: 2.6rem;
}

.seal-leap {
  margin-top: 0.55rem;
}

.seal-leap[hidden] {
  display: none !important;
}

.seal-leap-lab {
  display: inline-flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  cursor: pointer;
}

.seal-leap-lab input[type="checkbox"] {
  -webkit-appearance: none;
  appearance: none;
  display: inline-block;
  width: 1.05rem;
  height: 1.05rem;
  margin: 0;
  flex: 0 0 1.05rem;
  border: 1px solid var(--brass-dim);
  background: rgba(3, 4, 10, 0.65);
  cursor: pointer;
}

.seal-leap-lab input[type="checkbox"]:checked {
  border-color: var(--cyan);
  background-color: var(--cyan);
  box-shadow: inset 0 0 0 2px rgba(3, 4, 10, 0.85);
}

.seal-error {
  margin: 1rem 0 0;
  max-width: 34rem;
  padding: 0.65rem 0.85rem;
  border: 1px solid rgba(180, 35, 24, 0.45);
  background: rgba(180, 35, 24, 0.12);
  color: #f0c4c0;
  font-size: 0.88rem;
}

.seal-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  background: rgba(2, 3, 8, 0.88);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s var(--ease);
}

.seal-overlay.is-on {
  opacity: 1;
  pointer-events: auto;
}

.seal-overlay-mist {
  position: absolute;
  left: 50%;
  top: 42%;
  width: min(70vw, 28rem);
  height: min(70vw, 28rem);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(94, 196, 176, 0.12), transparent 68%);
  filter: blur(28px);
  pointer-events: none;
}

.seal-overlay-core {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 0.85rem;
  text-align: center;
  padding: 1rem;
}

.seal-overlay-ring {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 50%;
  border: 1px solid rgba(201, 184, 150, 0.18);
  border-top-color: rgba(94, 196, 176, 0.72);
  border-right-color: rgba(201, 184, 150, 0.35);
  box-shadow: 0 0 24px rgba(94, 196, 176, 0.06);
  animation: seal-ring-spin 1.05s linear infinite;
}

.seal-overlay.is-on .seal-overlay-kicker,
.seal-overlay.is-on .seal-overlay-text {
  animation: seal-overlay-rise 0.55s var(--ease) both;
}

.seal-overlay.is-on .seal-overlay-text {
  animation-delay: 0.08s;
}

.seal-overlay-kicker {
  margin: 0;
  font-family: var(--font-brand);
  font-size: 1.55rem;
  color: var(--brass);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
}

.seal-overlay-text {
  margin: 0;
  color: rgba(235, 230, 220, 0.52);
  font-size: 0.86rem;
  letter-spacing: 0.22em;
  text-indent: 0.22em;
}

@keyframes seal-ring-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes seal-overlay-rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .seal-overlay-ring {
    animation: none;
  }

  .seal-overlay.is-on .seal-overlay-kicker,
  .seal-overlay.is-on .seal-overlay-text {
    animation: none;
  }
}

@media (max-width: 560px) {
  .seal-row {
    grid-template-columns: 1fr;
  }

  .seal-sheet {
    padding: 1.35rem 1.1rem 1.2rem;
  }

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

  .ymd-pick {
    grid-template-columns: 1fr 1fr 1fr;
  }
}