/* 全站预约弹窗 — 与联系区「填写预约」三步表单同款 */

html.ld-open {
  overflow: hidden;
}

.ld-root {
  /* 与联系页同源：洛阳香槟金 + 乐玛纸白 */
  --ld-ink: #1a1714;
  --ld-muted: #6b635b;
  --ld-accent: #c8a45d;
  --ld-line: color-mix(in srgb, #c8a45d 28%, transparent);
  --ld-border: color-mix(in srgb, #c8a45d 22%, transparent);
  --ld-cream: #f7f3ee;
  --ld-paper: #fffcf8;
  --ld-sand: #efe8df;
  --ld-danger: #7a3333;
  position: fixed;
  inset: 0;
  z-index: 2147482800;
  display: grid;
  place-items: center;
  padding: max(1rem, env(safe-area-inset-top)) 1rem max(1rem, env(safe-area-inset-bottom));
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s ease, visibility 0.28s ease;
}

.ld-root.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.ld-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, #0a0a0a 48%, transparent);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.ld-panel {
  position: relative;
  width: min(560px, 100%);
  max-height: min(92vh, 760px);
  overflow: auto;
  background: linear-gradient(180deg, #fffcf8 0%, var(--ld-cream) 100%);
  color: var(--ld-ink);
  border: 1px solid var(--ld-border);
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.18);
  padding: 1.75rem 1.5rem 1.5rem;
  transform: translateY(10px) scale(0.985);
  transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

.ld-root.is-open .ld-panel {
  transform: none;
}

.ld-close {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  width: 2.25rem;
  height: 2.25rem;
  display: grid;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--ld-muted);
  cursor: pointer;
}

.ld-close:hover {
  color: var(--ld-ink);
}

.ld-head {
  text-align: center;
  padding: 0 1.5rem;
}

.ld-title {
  margin: 0;
  font-family: "Noto Serif SC", "Cormorant Infant", serif;
  font-weight: 600;
  font-size: clamp(1.55rem, 4vw, 1.9rem);
  letter-spacing: 0.06em;
  color: var(--ld-ink);
}

.ld-sub {
  margin: 0.55rem 0 0;
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--ld-muted);
}

/* stepper rail — mirror contact page */
.ld-rail {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.ld-node {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.45rem;
  min-width: 0;
}

.ld-node:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 0.85rem;
  left: calc(50% + 1rem);
  width: calc(100% - 2rem);
  height: 1px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--ld-line) 0,
    var(--ld-line) 4px,
    transparent 4px,
    transparent 8px
  );
}

.ld-node.is-done:not(:last-child)::after {
  background-image: none;
  background-color: var(--ld-accent);
  opacity: 0.55;
}

.ld-mark {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  border-radius: 999px;
  border: 1px solid var(--ld-line);
  background: #fff;
  color: var(--ld-muted);
  font-family: ui-monospace, "Space Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.06em;
}

.ld-node.is-current .ld-mark {
  border-color: var(--ld-accent);
  background: var(--ld-accent);
  color: #1a1714;
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--ld-accent) 22%, transparent);
}

.ld-node.is-done .ld-mark {
  border-color: var(--ld-accent);
  background: color-mix(in srgb, var(--ld-accent) 12%, transparent);
  color: var(--ld-accent);
}

.ld-node-label {
  font-family: "Public Sans", "Noto Sans SC", system-ui, sans-serif;
  font-size: 0.95rem;
  color: var(--ld-ink);
}

.ld-node-hint {
  font-size: 12px;
  line-height: 1.4;
  color: var(--ld-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
}

.ld-node.is-todo .ld-node-label,
.ld-node.is-todo .ld-node-hint {
  opacity: 0.55;
}

.ld-panel-body {
  margin-top: 1.5rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--ld-border);
  text-align: center;
  animation: ld-panel-in 0.35s ease both;
}

@keyframes ld-panel-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.ld-step-title {
  margin: 0 0 1.1rem;
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--ld-accent);
}

.ld-hint {
  margin: -0.55rem 0 0.9rem;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: color-mix(in srgb, var(--ld-ink, #1a1a1a) 55%, transparent);
}

.ld-fields {
  display: grid;
  gap: 0.85rem;
  text-align: left;
}

.ld-fields--2 {
  grid-template-columns: 1fr 1fr;
}

@media (max-width: 520px) {
  .ld-fields--2 {
    grid-template-columns: 1fr;
  }
  .ld-node-hint {
    display: none;
  }
  .ld-node-label {
    font-size: 0.85rem;
  }
}

.ld-field label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.8rem;
  color: var(--ld-accent);
}

.ld-field input,
.ld-field textarea {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--ld-line);
  background: var(--ld-sand);
  color: var(--ld-ink);
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.95rem;
  padding: 0.7rem 0.8rem;
  border-radius: 0.45rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.ld-field textarea {
  min-height: 4.25rem;
  resize: vertical;
  line-height: 1.5;
}

.ld-field input:focus,
.ld-field textarea:focus {
  border-color: var(--ld-accent);
  background: var(--ld-paper);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--ld-accent) 18%, transparent);
}

.ld-intents {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.ld-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--ld-line);
  background: #fff;
  color: var(--ld-ink);
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.8125rem;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.ld-chip:hover {
  border-color: var(--ld-accent);
}

.ld-chip.is-active {
  border-color: var(--ld-accent);
  background: linear-gradient(180deg, #d4b87a 0%, var(--ld-accent) 100%);
  color: #1a1714;
}

.ld-summary {
  display: grid;
  gap: 0.35rem;
  max-width: 16rem;
  margin: 0 auto;
  text-align: left;
}

.ld-summary-row {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 0.75rem;
  align-items: baseline;
  padding-bottom: 0.65rem;
  border-bottom: 1px dashed rgb(154 52 18 / 0.18);
}

.ld-summary-row dt {
  font-family: ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ld-accent);
}

.ld-summary-row dd {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ld-ink);
  word-break: break-word;
}

.ld-error {
  margin: 0.85rem 0 0;
  min-height: 1.2em;
  font-size: 0.8rem;
  color: var(--ld-danger);
  text-align: center;
}

.ld-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.85rem 1.25rem;
  margin-top: 1.25rem;
}

.ld-back {
  border: 0;
  background: transparent;
  color: var(--ld-muted);
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0;
}

.ld-back:hover {
  color: var(--ld-accent);
}

.ld-next,
.ld-submit {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(180deg, #24201c 0%, var(--ld-ink) 100%);
  color: #fff;
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  padding: 0.7rem 1.35rem;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(26, 23, 20, 0.16);
}

.ld-next:hover,
.ld-submit:hover:not(:disabled) {
  filter: brightness(1.06);
}

.ld-submit:disabled {
  opacity: 0.55;
  cursor: wait;
}

.ld-tel {
  display: block;
  margin-top: 0.85rem;
  font-size: 0.78rem;
  color: var(--ld-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.ld-tel:hover {
  color: var(--ld-accent);
}

/* done */
.ld-done {
  padding: 1rem 0 0.5rem;
  text-align: center;
}

.ld-done-seal {
  position: relative;
  width: 8rem;
  height: 8rem;
  margin: 0 auto 1rem;
  display: grid;
  place-items: center;
  color: var(--ld-accent);
}

.ld-done-seal::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 2px solid var(--ld-accent);
  border-radius: 50%;
  opacity: 0.85;
}

.ld-done-seal span {
  font-family: "Noto Serif SC", serif;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
}

.ld-done-title {
  margin: 0;
  font-family: "Noto Serif SC", serif;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
}

.ld-done p {
  margin: 0.4rem 0 0;
  font-size: 0.9rem;
  color: var(--ld-muted);
  line-height: 1.55;
}

.ld-done-close {
  margin-top: 1.25rem;
  appearance: none;
  border: 1px solid var(--ld-border);
  background: transparent;
  color: var(--ld-ink);
  font-family: "Public Sans", system-ui, sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  padding: 0.7rem 1.2rem;
  cursor: pointer;
}

.ld-done-close:hover {
  border-color: var(--ld-ink);
}

/* 提交成功：烟花 + 撒花（弹窗内 / 全屏） */
.ld-fx {
  position: absolute;
  inset: 0;
  z-index: 40;
  overflow: hidden;
  pointer-events: none;
}

.ld-fx--global {
  position: fixed;
  z-index: 2147483646;
}

.ld-fx-p {
  position: absolute;
  left: var(--ox, 50%);
  top: var(--oy, 40%);
  width: var(--size, 6px);
  height: var(--size, 6px);
  background: var(--c, #c8a45d);
  border-radius: 1px;
  opacity: 0;
  will-change: transform, opacity;
  animation: ld-fx-burst var(--dur, 1.4s) var(--delay, 0s) cubic-bezier(0.12, 0.7, 0.2, 1) forwards;
}

.ld-fx-p--spark {
  border-radius: 50%;
  box-shadow: 0 0 8px color-mix(in srgb, var(--c, #c8a45d) 70%, transparent);
}

.ld-fx-p--ribbon {
  width: calc(var(--size, 6px) * 1.4);
  height: calc(var(--size, 6px) * 0.45);
  border-radius: 1px;
}

.ld-fx-p--fall {
  left: var(--left, 50%);
  top: -4%;
  animation: ld-fx-fall var(--dur, 2s) var(--delay, 0s) linear forwards;
}

@keyframes ld-fx-burst {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--ang, 0deg)) translateY(0) scale(0.4);
  }
  12% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) rotate(var(--ang, 0deg)) translateY(calc(-1 * var(--dist, 120px)))
      scale(1);
  }
}

@keyframes ld-fx-fall {
  0% {
    opacity: 0;
    transform: translate(-50%, 0) rotate(0deg);
  }
  10% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, 110vh) rotate(var(--spin, 360deg));
  }
}

@media (prefers-reduced-motion: reduce) {
  .ld-root,
  .ld-panel,
  .ld-panel-body {
    transition: none;
    animation: none;
  }
  /* 成功烟花仍保留短促可见反馈 */
  .ld-fx-p {
    animation-duration: 0.9s !important;
  }
}