:root {
  --bg: #edf7f4;
  --surface: rgba(251, 255, 254, 0.85);
  --line: rgba(18, 53, 49, 0.12);
  --ink: #173330;
  --muted: #5f7d77;
  --accent: #22a087;
  --accent-deep: #186f60;
  --shadow: 0 24px 72px rgba(17, 53, 48, 0.1);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(160deg, #edf8f4 0%, #dceee8 48%, #f7fbfa 100%);
}
a, button, input, select, textarea { font: inherit; }
.site-header, .hero, .booking-section, .query-section { padding-left: 6vw; padding-right: 6vw; }
.site-header {
  display: flex; justify-content: space-between; align-items: center; padding-top: 18px; padding-bottom: 18px;
  position: sticky; top: 0; z-index: 20; background: rgba(237, 247, 244, 0.76); backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-weight: 700; }
.brand img { width: 42px; height: 42px; }
nav { display: flex; gap: 18px; }
nav a { color: var(--ink); text-decoration: none; }
.hero {
  min-height: calc(100vh - 78px); display: grid; grid-template-columns: 1fr 320px; gap: 24px;
  align-items: center; padding-top: 30px; padding-bottom: 36px;
}
.eyebrow { margin: 0 0 14px; color: var(--accent-deep); text-transform: uppercase; letter-spacing: 0.16em; font-size: 12px; }
.dark { color: var(--accent-deep); }
.hero h1, .section-copy h2 { margin: 0; letter-spacing: -0.05em; line-height: 0.98; }
.hero h1 { font-size: clamp(44px, 7vw, 88px); max-width: 760px; }
.lead, #bookingFeedback, .empty-tip, .query-item p, .style-option span, .upload-box span, .action-stack small { color: var(--muted); line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; margin-top: 28px; flex-wrap: wrap; }
.action-stack {
  display: grid;
  gap: 8px;
  min-width: 220px;
  max-width: 260px;
}
.primary-stack,
.secondary-stack {
  padding: 14px;
  border-radius: 24px;
  background: rgba(251,255,254,0.48);
  border: 1px solid rgba(255,255,255,0.68);
}
.primary-link, .secondary-link, button {
  min-height: 54px; padding: 0 22px; border-radius: 999px; border: none; cursor: pointer; text-decoration: none;
  display: inline-flex; justify-content: center; align-items: center;
}
.primary-link, button { background: linear-gradient(135deg, var(--accent), var(--accent-deep)); color: #fff; box-shadow: 0 16px 34px rgba(34, 160, 135, 0.26); }
.secondary-link { background: rgba(251, 255, 254, 0.8); color: var(--ink); border: 1px solid var(--line); }
button {
  position: relative;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    filter 180ms ease,
    opacity 180ms ease;
}
button:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 36px rgba(34, 160, 135, 0.3);
}
button:active {
  transform: translateY(1px) scale(0.995);
}
button:disabled {
  cursor: wait;
  opacity: 0.78;
  transform: none;
  box-shadow: 0 10px 20px rgba(34, 160, 135, 0.14);
}
.hero-stock, .booking-form, .query-form, .query-results {
  background: var(--surface); border-radius: 28px; border: 1px solid rgba(255,255,255,0.75); box-shadow: var(--shadow); backdrop-filter: blur(18px);
}
.hero-stock { padding: 24px; font-size: 24px; line-height: 1.6; }
.hero-stock.restocking {
  background: linear-gradient(160deg, rgba(255, 243, 232, 0.96), rgba(255, 250, 245, 0.92));
  border-color: rgba(205, 126, 66, 0.24);
  color: #8a4e22;
}
.booking-section, .query-section { display: grid; gap: 28px; padding-top: 40px; padding-bottom: 70px; }
.booking-form, .query-form, .query-results { padding: 26px; }
.form-grid, .style-fieldset, .query-layout { display: grid; gap: 16px; }
.form-grid { grid-template-columns: repeat(2, 1fr); }
.style-fieldset { grid-template-columns: repeat(2, 1fr); border: none; margin: 0; padding: 0; }
label { display: grid; gap: 8px; }
input, select, textarea {
  width: 100%; padding: 14px 16px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,0.78); color: var(--ink);
}
.style-option { padding: 18px; border-radius: 22px; background: rgba(255,255,255,0.58); border: 1px solid var(--line); cursor: pointer; }
.style-option.active { background: linear-gradient(160deg, rgba(34,160,135,0.2), rgba(24,111,96,0.08)); border-color: rgba(34,160,135,0.42); }
.style-option input, .upload-box input { display: none; }
.upload-box {
  margin-top: 6px; padding: 26px; border-radius: 24px; border: 1px dashed rgba(34,160,135,0.48);
  background: linear-gradient(160deg, rgba(34,160,135,0.08), rgba(255,255,255,0.78)); cursor: pointer;
}
.photo-preview { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; }
.preview-card { border-radius: 18px; overflow: hidden; background: rgba(255,255,255,0.8); border: 1px solid var(--line); }
.preview-card img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; }
.preview-card div { padding: 10px 12px; color: var(--muted); font-size: 13px; }
.query-layout { grid-template-columns: 320px 1fr; }
.query-results { min-height: 200px; }
.query-list { display: grid; gap: 14px; }
.query-item { padding: 18px; border-radius: 22px; background: rgba(255,255,255,0.6); border: 1px solid var(--line); }
.status-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.status-pill { padding: 8px 12px; border-radius: 999px; background: rgba(34,160,135,0.12); color: var(--accent-deep); }
.form-actions {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 18px;
  align-items: center;
}
.button-cluster {
  display: grid;
  grid-auto-flow: column;
  gap: 12px;
  justify-content: start;
}
.primary-submit-button {
  min-height: 58px;
  padding: 0 22px;
  font-size: inherit;
  background: linear-gradient(135deg, #1f8d76, #155f52);
  box-shadow:
    0 22px 40px rgba(24, 111, 96, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}
.primary-submit-button::after {
  content: "→";
  margin-left: 10px;
  font-size: 18px;
  opacity: 0.9;
}
.query-submit-button {
  min-height: 58px;
  padding: 0 22px;
  background: linear-gradient(135deg, #1f8d76, #155f52);
}
.button-cluster button,
.query-actions button {
  width: 100%;
}
.query-form {
  display: grid;
  gap: 18px;
}
.query-fields {
  display: grid;
  gap: 14px;
}
.query-actions {
  display: grid;
  grid-template-columns: 1fr;
}
@media (max-width: 960px) {
  .hero, .query-layout { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .site-header, .hero, .booking-section, .query-section { padding-left: 18px; padding-right: 18px; }
  .form-grid, .style-fieldset { grid-template-columns: 1fr; }
  .form-actions {
    grid-template-columns: 1fr;
  }
  .button-cluster {
    grid-auto-flow: row;
  }
  .hero-actions {
    flex-direction: column;
  }
  .action-stack {
    max-width: none;
  }
}