@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@500;600;700&family=Source+Han+Sans+CN:wght@400;500;700&display=swap");

:root {
  --bg: #f7f3ee;
  --surface: #fffdf9;
  --surface-2: #f3eee7;
  --text: #2b2a28;
  --muted: #66625c;
  --walnut: #6a4a33;
  --walnut-dark: #513622;
  --gold: #b48a57;
  --line: #dfd4c7;
  --ok: #257a44;
  --error: #b74235;
  --radius: 16px;
  --shadow-sm: 0 6px 16px rgba(41, 35, 28, 0.08);
  --shadow-md: 0 16px 36px rgba(41, 35, 28, 0.12);
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 72px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  color: var(--text);
  background:
    radial-gradient(circle at 88% 4%, rgba(180, 138, 87, 0.13) 0%, transparent 30%),
    radial-gradient(circle at 10% 0%, rgba(106, 74, 51, 0.06) 0%, transparent 35%),
    var(--bg);
  font-family: "Source Han Sans CN", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(247, 243, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  padding: 10px 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}
.logo {
  font-family: "Noto Serif SC", serif;
  font-size: 22px;
  font-weight: 700;
  text-decoration: none;
}
.nav {
  display: flex;
  gap: var(--space-4);
}
.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 15px;
}
.nav a:hover { color: var(--walnut); }
.nav-actions { display: flex; gap: var(--space-2); }

.section {
  width: min(1180px, 92vw);
  margin: 0 auto;
  padding: var(--space-6) 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  gap: var(--space-6);
  align-items: center;
  min-height: 78vh;
}
.tag {
  display: inline-block;
  margin: 0 0 var(--space-2);
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid #d8c7b4;
  color: var(--walnut);
  background: #fff7ef;
  font-size: 13px;
  font-weight: 600;
}
.hero h1 {
  font-family: "Noto Serif SC", serif;
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.2;
  margin: 0;
  letter-spacing: .5px;
}
.hero .sub {
  margin-top: var(--space-3);
  color: var(--muted);
  font-size: 17px;
}
.hero .sub strong {
  color: var(--walnut-dark);
  font-weight: 700;
}
.hero-cta {
  margin-top: var(--space-4);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.bullets {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0 0;
  padding: 0;
}
.bullets li {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  color: #514a43;
}

.hero-visual {
  border-radius: calc(var(--radius) + 6px);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  padding: var(--space-3);
}
.slider {
  position: relative;
  min-height: 420px;
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .28s ease, transform .28s ease;
}
.slide.is-active {
  opacity: 1;
  transform: translateY(0);
}
.slide p {
  margin: var(--space-2) 0 0;
  font-weight: 600;
  color: #4a433d;
}
.slide-photo {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #d9cbb9;
  background: #f5efe7;
}
.mock {
  height: 380px;
  border-radius: 12px;
  border: 1px solid #d9cbb9;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}
.room-a {
  background:
    linear-gradient(160deg, rgba(106, 74, 51, 0.16), rgba(255, 255, 255, 0.2)),
    repeating-linear-gradient(90deg, #f7f0e6 0, #f7f0e6 70px, #e8d8c7 70px, #e8d8c7 74px);
}
.room-b {
  background:
    linear-gradient(180deg, rgba(255, 240, 220, 0.45), rgba(255, 255, 255, 0.35)),
    repeating-linear-gradient(90deg, #f4ece2 0, #f4ece2 58px, #deccb8 58px, #deccb8 63px);
}
.room-c {
  background:
    linear-gradient(160deg, rgba(84, 56, 35, 0.21), rgba(255, 255, 255, 0.22)),
    repeating-linear-gradient(90deg, #efe5d8 0, #efe5d8 64px, #d8c0a8 64px, #d8c0a8 68px);
}
.slider-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: var(--space-2);
}
.dot {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 99px;
  background: #d5c4b1;
  cursor: pointer;
}
.dot.is-active { background: var(--walnut); }

.trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  text-align: center;
}
.stat-card b {
  display: block;
  font-size: 34px;
  font-family: "Noto Serif SC", serif;
  color: var(--walnut-dark);
}
.stat-card span { color: var(--muted); font-size: 14px; }

.quotes h2, .flow h2, .auth h2 { margin: 0 0 var(--space-4); font-family: "Noto Serif SC", serif; }
.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.quote-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
  transition: transform .2s ease, box-shadow .2s ease;
}
.quote-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.quote-card span {
  display: block;
  margin-top: var(--space-2);
  color: var(--muted);
  font-size: 14px;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.flow-grid article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fffdf9 0%, #faf6f1 100%);
  padding: var(--space-4);
}
.flow-grid b {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  background: #6a4a33;
  color: #fff;
  font-size: 14px;
}
.flow-grid h3 {
  margin: var(--space-2) 0 8px;
  font-size: 20px;
  font-family: "Noto Serif SC", serif;
}
.flow-grid p { margin: 0; color: var(--muted); font-size: 15px; }

.pricing {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.price-card, .faq {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}
.price-card h2 {
  margin: 0;
  font-size: 44px;
  color: var(--walnut-dark);
  font-family: "Noto Serif SC", serif;
}
.price-card ul { margin: var(--space-3) 0; padding-left: 18px; }
.price-card li { margin-bottom: 6px; }
.faq h3 { margin: 0 0 var(--space-3); font-family: "Noto Serif SC", serif; }
details {
  border-top: 1px solid var(--line);
  padding: var(--space-2) 0;
}
details:first-of-type { border-top: 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; color: var(--muted); }

.auth {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}
.auth-head p {
  margin-top: 8px;
  color: var(--muted);
}
.auth-tabs {
  display: flex;
  gap: var(--space-1);
  margin: var(--space-3) 0;
  background: var(--surface-2);
  border-radius: 12px;
  padding: 4px;
}
.tab {
  border: 0;
  background: transparent;
  color: #5b534c;
  padding: 10px 14px;
  border-radius: 9px;
  cursor: pointer;
}
.tab.is-active {
  background: #fff;
  box-shadow: var(--shadow-sm);
  color: var(--walnut-dark);
}
.auth-pane { display: none; }
.auth-pane.is-active { display: block; animation: fadeIn .2s ease; }
label {
  display: block;
  margin-top: var(--space-2);
  font-size: 14px;
}
input {
  width: 100%;
  margin-top: 6px;
  border: 1px solid #d6c8b8;
  border-radius: 10px;
  padding: 11px 12px;
  background: #fff;
  color: var(--text);
  font-size: 15px;
}
input:focus-visible,
button:focus-visible,
.tab:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 2px solid #9c7750;
  outline-offset: 2px;
}
.inline {
  display: flex;
  gap: var(--space-2);
  align-items: end;
}
.inline .grow { flex: 1; }
.field-error {
  min-height: 20px;
  margin: 2px 0 0;
  color: var(--error);
  font-size: 13px;
}
.auth-log {
  margin-top: var(--space-3);
  min-height: 26px;
  color: var(--ok);
  font-size: 14px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled {
  opacity: .55;
  cursor: not-allowed;
  transform: none;
}
.btn.primary {
  background: linear-gradient(180deg, #7d5b42, #634733);
  color: #fff;
  box-shadow: 0 8px 18px rgba(87, 60, 37, 0.24);
}
.btn.primary:hover { background: linear-gradient(180deg, #886247, #6d4d36); }
.btn.ghost {
  background: #fff;
  border-color: #d8c7b5;
  color: #4f4338;
}
.btn.ghost:hover { background: #fbf7f2; }
.btn.xl { padding: 13px 18px; font-size: 15px; }

.footer {
  margin-top: var(--space-6);
  border-top: 1px solid var(--line);
  padding: var(--space-4) 5vw var(--space-6);
  color: var(--muted);
  font-size: 14px;
}
.footer p { margin: 4px 0; }
.footer a { color: var(--muted); text-decoration: none; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) {
  .nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .trust, .quote-grid, .flow-grid, .pricing { grid-template-columns: 1fr; }
  .slider { min-height: 340px; }
  .mock { height: 300px; }
  .slide-photo { height: 300px; }
  .section { padding: var(--space-5) 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* workspace */
.workspace-page {
  width: min(1240px, 92vw);
  margin: 30px auto;
  display: grid;
  grid-template-columns: 460px 1fr;
  gap: 18px;
}
.workspace-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 16px;
}
.workspace-grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.workspace-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}
.workspace-log {
  min-height: 140px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  overflow: auto;
  white-space: pre-wrap;
}
.workspace-rounds { display: grid; gap: 12px; }
.recent-thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
.recent-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 6px;
  cursor: pointer;
}
.recent-item img {
  width: 100%;
  height: 96px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}
.recent-item p {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.workspace-round {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px;
}
.workspace-thumb {
  width: 100%;
  max-height: 420px;
  object-fit: contain;
  background: #f7f3ee;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-top: 8px;
}
.custom-style {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 10px;
  margin-top: 10px;
  background: #fff;
}
.custom-style.active {
  border-style: solid;
  border-color: #9c7750;
}
.qr-modal {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 15, 0.6);
  display: grid;
  place-items: center;
  z-index: 100;
}
.qr-modal.hidden { display: none; }
.qr-card {
  width: min(430px, 92vw);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
}
.qr-card img {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--line);
  margin: 8px 0;
}

@media (max-width: 980px) {
  .workspace-page { grid-template-columns: 1fr; }
  .recent-thumbs { grid-template-columns: repeat(2, 1fr); }
}

/* admin */
.admin-body {
  min-height: 100vh;
  background:
    radial-gradient(circle at 94% 8%, rgba(180, 138, 87, 0.14) 0%, transparent 28%),
    radial-gradient(circle at 6% 0%, rgba(106, 74, 51, 0.08) 0%, transparent 32%),
    var(--bg);
}
.admin-wrap {
  width: min(1240px, 94vw);
  margin: 26px auto 34px;
  display: grid;
  gap: 14px;
}
.admin-top {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}
.admin-kicker {
  margin: 0 0 4px;
  font-size: 12px;
  color: var(--walnut);
  letter-spacing: .12em;
}
.admin-top h1 {
  margin: 0;
  font-size: 24px;
  font-family: "Noto Serif SC", serif;
}
.admin-sub {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.admin-top-actions {
  display: flex;
  gap: 8px;
}
.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.admin-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 14px;
}
.admin-card h2 {
  margin: 0 0 8px;
  font-size: 17px;
}
.admin-card hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 12px 0;
}
.admin-card textarea {
  width: 100%;
  margin-top: 6px;
  border: 1px solid #d6c8b8;
  border-radius: 10px;
  padding: 10px 12px;
  min-height: 86px;
  font-family: inherit;
}
.admin-span-2 {
  grid-column: span 2;
}
.admin-row2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.admin-list-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 14px;
}
.admin-list-block h2 {
  margin: 0 0 10px;
  font-size: 18px;
}
.admin-list {
  display: grid;
  gap: 8px;
}
.admin-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 10px;
}
.admin-item p {
  margin: 5px 0;
  color: #403a34;
}
.admin-item-head {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-bottom: 4px;
}
.admin-inline {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-top: 8px;
}
.admin-inline input {
  margin: 0;
}
.admin-log {
  margin: 0;
  min-height: 130px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
  white-space: pre-wrap;
  overflow: auto;
}

@media (max-width: 980px) {
  .admin-top {
    display: block;
  }
  .admin-top-actions {
    margin-top: 10px;
  }
  .admin-grid,
  .admin-row2,
  .admin-inline {
    grid-template-columns: 1fr;
  }
  .admin-span-2 {
    grid-column: auto;
  }
}