/* 翼本门户 · 白底开本形象站 */
:root {
  --bg: #ffffff;
  --bg-soft: #f4f6f9;
  --bg-mute: #eef1f5;
  --ink: #1a2332;
  --ink-2: #2c3a4d;
  --mist: #5c6d82;
  --line: rgba(26, 35, 50, 0.1);
  --line-strong: rgba(26, 35, 50, 0.16);
  --lacquer: #b83334;
  --lacquer-deep: #8f2425;
  --gold: #8f7348;
  --gold-soft: rgba(143, 115, 72, 0.12);
  --panel: #ffffff;
  --panel-2: #f7f8fb;
  --paper: #1a2332;
  --paper-2: #faf8f4;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --pad: clamp(1.15rem, 4.5vw, 2.75rem);
  --max: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Noto Serif SC", "Songti SC", serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--lacquer); text-decoration: none; }
button { font: inherit; cursor: pointer; }
img { max-width: 100%; display: block; }

/* —— Nav —— */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem var(--pad);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand-lock {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
}

.brand-seal {
  width: 2.15rem;
  height: 2.15rem;
  border: 1px solid var(--lacquer);
  color: #fff;
  background: var(--lacquer);
  display: grid;
  place-items: center;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 1.1rem;
}

.brand-lock strong {
  font-weight: 600;
  letter-spacing: 0.32em;
  font-size: 0.92rem;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1rem;
  align-items: center;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.nav-links a { color: var(--mist); }
.nav-links a:hover { color: var(--ink); }

.nav-ghost {
  font: inherit;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.12em;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-2);
  padding: 0.42rem 0.85rem;
}
.nav-ghost:hover { border-color: var(--ink); }

.nav-cta {
  font: inherit;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.12em;
  border: 1px solid var(--lacquer);
  background: var(--lacquer);
  color: #fff;
  padding: 0.42rem 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.nav-cta:hover { filter: brightness(1.06); color: #fff; }

/* display:inline-flex 会盖掉原生 [hidden]，必须显式隐藏 */
.nav-cta[hidden],
.nav-ghost[hidden],
.nav-user[hidden],
.nav-workspace[hidden] {
  display: none !important;
}

/* 工作台：红底白字（提高优先级，避免被 .nav-links a 盖掉） */
.nav-links a.nav-workspace,
a.nav-workspace {
  font: inherit;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.12em;
  border: 1px solid var(--lacquer);
  background: var(--lacquer);
  color: #fff !important;
  padding: 0.42rem 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.nav-links a.nav-workspace:hover,
a.nav-workspace:hover {
  filter: brightness(1.06);
  color: #fff !important;
}

/* 已登录：顶栏登录/注册绝不出现 */
body.is-logged-in #navLoginBtn,
body.is-logged-in #navRegisterBtn {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
  width: 0 !important;
  height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  overflow: hidden !important;
}

.nav-user {
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  color: var(--ink);
  max-width: 7rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-user[hidden] {
  display: none !important;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 0.4rem 0.7rem;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.08em;
}

/* —— Hero 轮播（缩短） —— */
.hero {
  position: relative;
  min-height: 0;
  display: grid;
  align-items: stretch;
  overflow: hidden;
  background:
    radial-gradient(ellipse 55% 70% at 88% 10%, rgba(184, 51, 52, 0.08), transparent 55%),
    radial-gradient(ellipse 40% 50% at 5% 90%, rgba(143, 115, 72, 0.08), transparent 50%),
    linear-gradient(180deg, #fafbfd 0%, #ffffff 100%);
  border-bottom: 1px solid var(--line);
}

.hero-texture {
  position: absolute;
  inset: 0;
  opacity: 0.035;
  background-image: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(26, 35, 50, 0.45) 2px,
    rgba(26, 35, 50, 0.45) 3px
  );
  pointer-events: none;
}

.hero-carousel {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero-track {
  position: relative;
}

.hero-slide {
  display: none;
  opacity: 0;
}
.hero-slide.is-active {
  display: block;
  animation: slide-in 0.55s var(--ease) both;
}

@keyframes slide-in {
  from { opacity: 0; transform: translateX(18px); }
  to { opacity: 1; transform: none; }
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(1.35rem, 3.8vh, 2.1rem) var(--pad) clamp(0.6rem, 2vh, 1rem);
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(1.25rem, 4vw, 2.75rem);
  align-items: center;
  min-height: clamp(220px, 34vh, 300px);
}

.hero-copy .brand-word {
  margin: 0 0 0.45rem;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: clamp(1.65rem, 4vw, 2.2rem);
  font-weight: 400;
  letter-spacing: 0.28em;
  line-height: 1;
  color: var(--mist);
}

.hero-copy h1 {
  margin: 0 0 0.65rem;
  max-width: 12em;
  font-size: clamp(1.1rem, 2.4vw, 1.55rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.4;
}

.hero-free-title {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  max-width: none !important;
  line-height: 1.05 !important;
}

.hero-free-title .tier-sm {
  font-size: clamp(0.78rem, 1.6vw, 0.95rem);
  font-weight: 500;
  letter-spacing: 0.42em;
  color: var(--lacquer);
  font-family: "Noto Sans SC", sans-serif;
}

.hero-free-title .tier-lg {
  font-size: clamp(2rem, 5.5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--ink);
  font-family: "Noto Serif SC", "Songti SC", serif;
}

.hero-copy .lead {
  margin: 0 0 1.05rem;
  max-width: 30em;
  color: var(--mist);
  font-size: clamp(0.88rem, 1.6vw, 0.96rem);
  letter-spacing: 0.03em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  padding: 0.35rem var(--pad) 1rem;
}

.hero-dots {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.hero-dots button {
  width: 0.55rem;
  height: 0.55rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(26, 35, 50, 0.2);
  transition: width 0.25s ease, background 0.25s ease, border-radius 0.25s ease;
}

.hero-dots button.is-active {
  width: 1.35rem;
  border-radius: 999px;
  background: var(--lacquer);
}

.hero-arrow {
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--ink-2);
  font-size: 1.25rem;
  line-height: 1;
  display: grid;
  place-items: center;
  padding: 0;
}
.hero-arrow:hover {
  border-color: var(--lacquer);
  color: var(--lacquer);
}

.btn {
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.86rem;
  letter-spacing: 0.14em;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--ink);
  padding: 0.65rem 1.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: filter 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn-primary {
  background: var(--lacquer);
  border-color: var(--lacquer);
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost {
  background: transparent;
  border-color: var(--ink-2);
  color: var(--ink-2);
}
.btn-ghost:hover { background: var(--bg-soft); }

.hero-book {
  justify-self: center;
  width: min(100%, 300px);
  aspect-ratio: 5 / 3.3;
  position: relative;
  perspective: 1200px;
}

.book-spread {
  position: absolute;
  inset: 4% 2% 2%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  transform: rotateX(8deg) rotateY(-6deg);
  transform-style: preserve-3d;
  animation: book-settle 1.2s var(--ease) both;
  filter: drop-shadow(0 18px 28px rgba(26, 35, 50, 0.16));
}

.book-spread.book-free .book-page.right {
  background:
    linear-gradient(270deg, rgba(0, 0, 0, 0.05), transparent 16%),
    linear-gradient(148deg, #1a6b4a 0%, #0f4a34 42%, #c4a574 100%);
}

.book-spread.book-tpl .book-page.right {
  background:
    linear-gradient(270deg, rgba(0, 0, 0, 0.05), transparent 16%),
    linear-gradient(148deg, #2c4a6e 0%, #1a2f4a 42%, #c4a574 100%);
}

.book-page {
  position: relative;
  background: var(--paper-2);
  color: var(--ink);
  overflow: hidden;
}

.book-page.left {
  border-radius: 4px 0 0 4px;
  border: 1px solid var(--line);
  border-right: 0;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.04), transparent 14%),
    var(--paper-2);
}

.book-page.right {
  border-radius: 0 4px 4px 0;
  border: 1px solid rgba(143, 36, 37, 0.25);
  background:
    linear-gradient(270deg, rgba(0, 0, 0, 0.05), transparent 16%),
    linear-gradient(148deg, #b83334 0%, #8f2425 42%, #c4a574 100%);
  animation: page-breathe 7s ease-in-out infinite;
}

.book-page .pg-mark {
  position: absolute;
  top: 10%;
  left: 10%;
  font-family: "ZCOOL XiaoWei", serif;
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  color: rgba(26, 35, 50, 0.4);
}

.book-page .pg-title {
  position: absolute;
  left: 10%;
  right: 10%;
  top: 34%;
  font-size: clamp(0.85rem, 2vw, 1.15rem);
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.45;
}

.book-page.right .pg-title {
  color: #f7efe8;
  top: 38%;
  text-align: center;
}

.book-page .pg-rule {
  position: absolute;
  left: 10%;
  top: 58%;
  width: 2rem;
  height: 2px;
  background: var(--lacquer);
}

.book-page.right .pg-rule {
  left: 50%;
  transform: translateX(-50%);
  top: 62%;
  background: rgba(247, 239, 232, 0.7);
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
@keyframes book-settle {
  from { opacity: 0; transform: rotateX(16deg) rotateY(-12deg) translateY(18px); }
  to { opacity: 1; transform: rotateX(8deg) rotateY(-6deg) translateY(0); }
}
@keyframes page-breathe {
  0%, 100% { filter: saturate(1); }
  50% { filter: saturate(1.08) brightness(1.03); }
}

/* —— Sections —— */
.section {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(2.8rem, 7vw, 4.4rem) var(--pad);
}

.section-head {
  margin-bottom: clamp(1.4rem, 3.5vw, 2rem);
  max-width: 36rem;
}

.section-head .eyebrow {
  margin: 0 0 0.45rem;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  color: var(--lacquer);
}

.section-head h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.3rem, 3vw, 1.85rem);
  font-weight: 600;
  letter-spacing: 0.1em;
}

.section-head p {
  margin: 0;
  color: var(--mist);
  letter-spacing: 0.02em;
}

.band {
  width: 100%;
  max-width: none;
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 0;
}
.band > .section-inner,
.band-alt > .section-inner {
  width: min(var(--max), 100%);
  margin: 0 auto;
  padding: clamp(2.8rem, 7vw, 4.4rem) var(--pad);
}

.band-alt {
  width: 100%;
  max-width: none;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse at 12% 0%, rgba(184, 51, 52, 0.05), transparent 45%),
    var(--bg);
  padding: 0;
}

/* Features */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem 1.5rem;
}

.feat-item {
  padding: 1.2rem 1.15rem;
  background: var(--bg);
  border: 1px solid var(--line);
  transition: border-color 0.25s ease, transform 0.35s var(--ease), box-shadow 0.35s ease;
}
.feat-item:hover {
  border-color: rgba(184, 51, 52, 0.35);
  box-shadow: 0 10px 28px rgba(26, 35, 50, 0.06);
  transform: translateY(-3px);
}

.feat-icon {
  display: grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 0.75rem;
  color: var(--lacquer);
  background: rgba(184, 51, 52, 0.08);
  border: 1px solid rgba(184, 51, 52, 0.18);
}
.feat-icon svg { width: 1.55rem; height: 1.55rem; }

.feat-item h3 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  letter-spacing: 0.1em;
  font-weight: 600;
}

.feat-item p {
  margin: 0;
  color: var(--mist);
  font-size: 0.9rem;
}

/* Steps */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 0.35rem;
  margin-bottom: 2rem;
}

.step {
  padding: 1.05rem 1rem;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  transition: border-color 0.25s ease, transform 0.35s var(--ease);
}
.step:hover {
  border-color: rgba(184, 51, 52, 0.3);
  transform: translateY(-2px);
}

.step .step-i {
  display: block;
  margin-bottom: 0.45rem;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.step h3 {
  margin: 0 0 0.3rem;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}

.step p {
  margin: 0;
  color: var(--mist);
  font-size: 0.84rem;
}

/* Function cards */
.func-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.func-card {
  padding: 1.15rem 1.1rem 1.25rem;
  border: 1px solid var(--line);
  background: var(--bg);
  transition: border-color 0.25s ease, transform 0.4s var(--ease), box-shadow 0.35s ease;
}
.func-card:hover {
  border-color: rgba(184, 51, 52, 0.32);
  box-shadow: 0 12px 30px rgba(26, 35, 50, 0.07);
  transform: translateY(-4px);
}

.func-icon {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 0.7rem;
  color: var(--lacquer);
  background: rgba(184, 51, 52, 0.07);
  border: 1px solid rgba(184, 51, 52, 0.15);
  transition: transform 0.35s var(--ease), background 0.25s ease;
}
.func-card:hover .func-icon {
  transform: scale(1.08);
  background: rgba(184, 51, 52, 0.12);
}
.func-icon svg { width: 1.35rem; height: 1.35rem; }

.func-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.func-card p {
  margin: 0;
  color: var(--mist);
  font-size: 0.86rem;
  line-height: 1.55;
}

/* Reveal motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
.func-card.reveal:nth-child(2),
.feat-item.reveal:nth-child(2),
.step.reveal:nth-child(2) { transition-delay: 0.05s; }
.func-card.reveal:nth-child(3),
.feat-item.reveal:nth-child(3),
.step.reveal:nth-child(3) { transition-delay: 0.1s; }
.func-card.reveal:nth-child(4),
.step.reveal:nth-child(4) { transition-delay: 0.15s; }
.func-card.reveal:nth-child(5) { transition-delay: 0.08s; }
.func-card.reveal:nth-child(6) { transition-delay: 0.12s; }
.func-card.reveal:nth-child(7) { transition-delay: 0.04s; }
.func-card.reveal:nth-child(8) { transition-delay: 0.08s; }
.func-card.reveal:nth-child(9) { transition-delay: 0.12s; }
.func-card.reveal:nth-child(10) { transition-delay: 0.05s; }
.func-card.reveal:nth-child(11) { transition-delay: 0.1s; }
.func-card.reveal:nth-child(12) { transition-delay: 0.15s; }

.tpl-carousel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: stretch;
  gap: 0.55rem;
}
.tpl-viewport { overflow: hidden; }
.tpl-track {
  display: flex;
  gap: 0.85rem;
  transition: transform 0.45s var(--ease);
  will-change: transform;
}
.tpl-track .tpl-tile {
  flex: 0 0 calc((100% - 1.7rem) / 3);
  margin: 0;
}
.tpl-nav {
  align-self: center;
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--panel);
  color: var(--ink, #1a2332);
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, box-shadow 0.25s ease, opacity 0.2s ease;
}
.tpl-nav:hover:not(:disabled) {
  border-color: rgba(184, 51, 52, 0.5);
  color: #b83334;
  box-shadow: 0 6px 16px rgba(26, 35, 50, 0.1);
}
.tpl-nav:disabled { opacity: 0.35; cursor: default; }
.tpl-nav:focus-visible { outline: 2px solid rgba(184, 51, 52, 0.5); outline-offset: 2px; }

.tpl-tile {
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.3s ease;
}
.tpl-tile:hover {
  border-color: rgba(184, 51, 52, 0.35);
  box-shadow: 0 8px 22px rgba(26, 35, 50, 0.08);
}

.tpl-tile .swatch {
  height: 190px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--bg-soft, #f0ede6);
  transition: transform 0.55s var(--ease);
}
.tpl-tile .swatch .page-thumb-wrap {
  box-shadow: 0 8px 20px rgba(26, 35, 50, 0.16);
  border-radius: 2px;
  pointer-events: none;
  flex-shrink: 0;
}
.tpl-tile:hover .swatch { transform: scale(1.05); }

.tpl-tile figcaption {
  padding: 0.65rem 0.7rem 0.8rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}

.tpl-tile figcaption em {
  display: block;
  margin-top: 0.2rem;
  font-style: normal;
  color: var(--mist);
  font-size: 0.7rem;
}

.price-tiers {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem;
  align-items: stretch;
}

.price-block {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 2rem;
  align-items: center;
}

.price-card {
  position: relative;
  border: 1px solid var(--line);
  background:
    linear-gradient(155deg, rgba(184, 51, 52, 0.05), transparent 55%),
    var(--bg);
  padding: clamp(1.35rem, 4vw, 2rem);
  box-shadow: 0 12px 32px rgba(26, 35, 50, 0.05);
}

.price-card-free {
  border-color: rgba(184, 51, 52, 0.35);
  background:
    linear-gradient(160deg, rgba(184, 51, 52, 0.1), transparent 52%),
    var(--bg);
  box-shadow: 0 14px 36px rgba(184, 51, 52, 0.08);
}

.price-badge {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  font-family: "Noto Sans SC", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: #fff;
  background: var(--lacquer);
  padding: 0.28rem 0.55rem;
}

.price-note {
  margin: 0 0 0.9rem;
  color: var(--mist);
  font-size: 0.86rem;
}

.price-card .amount {
  margin: 0.35rem 0 0.45rem;
  font-size: clamp(2.3rem, 5.5vw, 3.2rem);
  color: var(--lacquer);
  letter-spacing: 0.06em;
  font-weight: 600;
  line-height: 1;
}

.price-card .amount-free {
  letter-spacing: 0.12em;
}

.price-card .amount small {
  font-size: 0.42em;
  font-weight: 400;
  color: var(--mist);
  margin-left: 0.25rem;
}

.price-card ul {
  margin: 0 0 1.2rem;
  padding: 0;
  list-style: none;
  color: var(--mist);
  font-size: 0.92rem;
}

.price-card li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--line);
}
.price-card li::before {
  content: "— ";
  color: var(--lacquer);
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.scene {
  padding: 1.2rem 1.3rem;
  border-left: 3px solid var(--lacquer);
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  transition: transform 0.35s var(--ease), box-shadow 0.3s ease;
}
.scene:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 35, 50, 0.06);
}

.scene h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.scene p {
  margin: 0;
  color: var(--mist);
  font-size: 0.9rem;
}

/* —— Workspace —— */
.workspace {
  border-top: 1px solid var(--line);
  background: var(--bg-soft);
  padding: clamp(2.6rem, 7vw, 4rem) var(--pad) 3.5rem;
}

.workspace-inner {
  width: min(960px, 100%);
  margin: 0 auto;
}

.workspace .section-head { margin-bottom: 1.35rem; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 1.15rem 1.2rem;
  margin-bottom: 1rem;
}

.desk-card { padding: 1.25rem 1.35rem; }

.desk-top {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  align-items: flex-end;
}

.desk-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
}

.desk-hint { margin: 0.85rem 0 0; }

.desk-list-title {
  margin: 0 0 0.85rem;
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.row { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }

label {
  font-size: 0.8rem;
  color: var(--mist);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-family: "Noto Sans SC", sans-serif;
}

input, select {
  font: inherit;
  font-family: "Noto Sans SC", sans-serif;
  border: 1px solid var(--line-strong);
  background: var(--bg);
  color: var(--ink);
  padding: 0.5rem 0.7rem;
}

button.primary {
  background: var(--lacquer);
  border: 1px solid var(--lacquer);
  color: #fff;
  padding: 0.5rem 0.9rem;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.08em;
}

button.danger {
  color: var(--lacquer);
  border: 1px solid rgba(184, 51, 52, 0.35);
  background: transparent;
  padding: 0.45rem 0.7rem;
  font-family: "Noto Sans SC", sans-serif;
}

button.ghost {
  background: transparent;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  padding: 0.45rem 0.7rem;
  font-family: "Noto Sans SC", sans-serif;
}

.muted { color: var(--mist); font-size: 0.82rem; }
.price { font-size: 1.35rem; color: var(--lacquer); letter-spacing: 0.06em; }
.list { display: grid; gap: 0.75rem; }

.item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.9rem 1rem;
  background: var(--panel-2);
  border: 1px solid var(--line);
}
.item h3 { margin: 0 0 0.25rem; font-size: 1rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.4rem; }

.msg {
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.9rem;
  font-size: 0.85rem;
  font-family: "Noto Sans SC", sans-serif;
  border: 1px solid transparent;
}
.msg.err {
  background: rgba(184, 51, 52, 0.08);
  border-color: rgba(184, 51, 52, 0.28);
  color: #8f2425;
}
.msg.ok {
  background: rgba(34, 140, 80, 0.08);
  border-color: rgba(34, 140, 80, 0.25);
  color: #1d6b3f;
}

.page-toast {
  position: fixed;
  top: 4.4rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 80;
  min-width: min(360px, 88vw);
  box-shadow: 0 10px 28px rgba(26, 35, 50, 0.12);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem var(--pad) 2rem;
  text-align: center;
  color: var(--mist);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  font-family: "Noto Sans SC", sans-serif;
  background: var(--bg);
}

/* —— Auth modal —— */
.auth-dialog {
  border: 0;
  padding: 0;
  background: transparent;
  max-width: calc(100vw - 1.5rem);
  width: min(440px, 100%);
}
.auth-dialog::backdrop {
  background: rgba(18, 24, 34, 0.45);
  backdrop-filter: blur(4px);
}

.auth-modal {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px rgba(26, 35, 50, 0.18);
  overflow: hidden;
}

.auth-close {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  z-index: 2;
  width: 2rem;
  height: 2rem;
  border: 0;
  background: transparent;
  color: var(--mist);
  font-size: 1.4rem;
  line-height: 1;
  padding: 0;
}
.auth-close:hover { color: var(--ink); }

.auth-modal-brand {
  padding: 1.4rem 1.4rem 1rem;
  background:
    linear-gradient(165deg, rgba(184, 51, 52, 0.08), transparent 60%),
    var(--bg-soft);
  border-bottom: 1px solid var(--line);
}

.auth-seal {
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--lacquer);
  background: var(--lacquer);
  color: #fff;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 1.15rem;
  margin-bottom: 0.55rem;
}

.auth-aside-title {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  letter-spacing: 0.12em;
  font-weight: 600;
  line-height: 1.35;
}

.auth-aside-text {
  margin: 0;
  color: var(--mist);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
}

.auth-main {
  padding: 0.95rem 1.35rem 1.15rem;
}

.auth-lead {
  margin: 0 0 0.7rem;
  color: var(--mist);
  font-size: 0.86rem;
}

.auth-box {
  display: grid;
  gap: 0.6rem;
  width: 100%;
}

.auth-box label {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--ink, #1a2332);
}

.auth-box label > span {
  flex: 0 0 6.5em;
  text-align-last: justify;
  text-align: justify;
}

.auth-box label input {
  flex: 1 1 auto;
  width: auto;
  min-width: 0;
}

/* 注册验证码：发送按钮贴在输入框右侧 */
.auth-box .code-send {
  flex: 0 0 auto;
  margin-left: 0.5rem;
  padding: 0.5rem 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--lacquer);
  background: rgba(184, 51, 52, 0.08);
  border: 1px solid rgba(184, 51, 52, 0.35);
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s ease, opacity 0.2s ease;
}

.auth-box .code-send:hover:not(:disabled) {
  background: rgba(184, 51, 52, 0.14);
}

.auth-box .code-send:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.auth-box input {
  width: 100%;
  padding: 0.55rem 0.8rem;
  background: var(--bg);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-box input:focus {
  outline: none;
  border-color: var(--lacquer);
  box-shadow: 0 0 0 3px rgba(184, 51, 52, 0.12);
}

.auth-box input::placeholder {
  color: rgba(92, 109, 130, 0.55);
}

.auth-submit {
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.75rem 1rem !important;
  font-size: 0.9rem;
  letter-spacing: 0.14em !important;
}

.tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin-bottom: 1rem;
  border: 1px solid var(--line);
  background: var(--bg-soft);
}

.tabs button {
  border: 0;
  background: transparent;
  color: var(--mist);
  padding: 0.68rem 0.6rem;
  font-family: "Noto Sans SC", sans-serif;
  letter-spacing: 0.14em;
  font-size: 0.86rem;
}

.tabs button.active {
  color: var(--ink);
  background: var(--bg);
  box-shadow: inset 0 -2px 0 var(--lacquer);
}

/* dialogs */
.tpl-dialog, .preview-dialog {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  padding: 0;
  width: min(1440px, 96vw);
  height: 94vh;
  max-height: 94vh;
}
.tpl-dialog { width: min(920px, 94vw); }
.tpl-dialog::backdrop, .preview-dialog::backdrop { background: rgba(18, 24, 34, 0.48); }
.tpl-panel, .preview-panel { display: flex; flex-direction: column; max-height: 90vh; margin: 0; }
.preview-panel { height: 100%; max-height: none; }
.tpl-panel > header, .preview-panel > header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--line);
}
.tpl-panel h2, .preview-panel h2 { margin: 0; font-size: 1.05rem; letter-spacing: 0.1em; }
.tpl-sub, .preview-meta { margin: 0.35rem 0 0; font-size: 0.75rem; color: var(--mist); }
.tpl-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel-2);
}
.tpl-cat {
  font: inherit;
  font-size: 0.75rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--mist);
  padding: 0.35rem 0.65rem;
  font-family: "Noto Sans SC", sans-serif;
}
.tpl-cat.active, .tpl-cat:hover {
  color: var(--ink);
  border-color: var(--lacquer);
  background: rgba(184, 51, 52, 0.06);
}
.tpl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
  padding: 1rem;
  overflow: auto;
  max-height: 58vh;
}
.tpl-card {
  border: 1px solid var(--line);
  background: var(--bg);
  padding: 0.5rem;
  cursor: pointer;
  text-align: left;
  color: inherit;
  font: inherit;
}
.tpl-card:hover { border-color: var(--lacquer); }
.tpl-card .swatch {
  height: 148px;
  margin-bottom: 0.45rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: #0c121a;
  background-size: cover;
  background-position: center;
}
.tpl-card .tpl-cover-swatch .page-thumb-wrap {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4);
  border-radius: 2px;
  pointer-events: none;
  flex-shrink: 0;
  align-self: center;
}
.tpl-card-body { display: flex; flex-direction: column; gap: 0.15rem; }
.tpl-card-body strong { font-size: 0.82rem; }
.tpl-card-body span { font-size: 0.72rem; color: var(--mist); }
.tpl-card-body em { font-style: normal; font-size: 0.68rem; color: var(--gold); }
.tpl-cat-banner {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  padding: 0.35rem 0 0.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0.25rem;
}
.preview-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  min-height: 0;
  flex: 1;
}
.preview-dialog [hidden] { display: none !important; }
.preview-stage {
  position: relative;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr) 2.5rem;
  grid-template-rows: minmax(0, 1fr) 2rem;
  align-items: stretch;
  column-gap: 0.25rem;
  row-gap: 0.2rem;
  padding: 0.75rem 0.5rem 0.7rem;
  overflow: hidden;
  background: #edf0f4;
  border-right: 1px solid var(--line);
  min-height: 0;
}
.preview-nav {
  appearance: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  align-self: center;
  transition: background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}
.preview-nav:hover:not(:disabled) {
  border-color: var(--lacquer);
  color: var(--lacquer);
  background: #fff;
}
.preview-nav:disabled {
  opacity: 0.35;
  cursor: default;
}
.preview-nav-prev { grid-column: 1; grid-row: 1; justify-self: center; }
.preview-nav-next { grid-column: 3; grid-row: 1; justify-self: center; }
.preview-flip {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  min-width: 0;
  min-height: 0;
  height: 100%;
  overflow: hidden;
  align-self: stretch;
  padding: 0.35rem;
  box-sizing: border-box;
}
.preview-flip.is-single { justify-content: center; }
.preview-pager {
  grid-column: 1 / -1;
  grid-row: 2;
  align-self: center;
  text-align: center;
  font-size: 0.78rem;
  line-height: 1.35;
  color: var(--mist);
  letter-spacing: 0.06em;
  padding: 0.15rem 0.5rem 0;
  min-height: 1.5rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.preview-page {
  border: 1px solid var(--line);
  overflow: visible;
  background: #fff;
  display: block;
  width: fit-content;
  margin: 0;
  line-height: 0;
  flex-shrink: 0;
  box-shadow: 0 10px 28px rgba(26, 35, 50, 0.08);
}
.preview-page-mount {
  display: block;
  line-height: 0;
}
.preview-page-mount .page-thumb-wrap {
  display: block;
}
.preview-page figcaption {
  display: none;
}
/* 首页模板选区（区别于弹窗内的 .tpl-cats / .tpl-grid） */
.tpl-home-head {
  display: block;
  max-width: none;
}
.home-tpl-cats {
  padding: 0;
  border: 0;
  background: transparent;
  margin-top: 0.9rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.home-tpl-cats::-webkit-scrollbar { display: none; }
.home-tpl-carousel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.1rem;
  padding: 0 1.25rem;
}
.home-tpl-viewport {
  min-width: 0;
  overflow: hidden;
}
.home-tpl-grid {
  display: grid;
  grid-template-columns: none;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - 3rem) / 5);
  gap: 0.75rem;
  max-height: none;
  overflow: visible;
  padding: 0;
  margin: 0;
  transition: transform 0.45s var(--ease);
}
.home-tpl-grid .empty-hint { grid-column: auto; }
.home-tpl-grid .tpl-card .swatch {
  height: 190px;
  background-color: var(--bg-soft, #f0ede6);
}
.home-tpl-grid .tpl-card .swatch .page-thumb-wrap {
  box-shadow: 0 8px 20px rgba(26, 35, 50, 0.16);
  border-radius: 2px;
  pointer-events: none;
  flex-shrink: 0;
}
@media (max-width: 1024px) {
  .home-tpl-grid { grid-auto-columns: calc((100% - 1.5rem) / 3); }
}
@media (max-width: 640px) {
  .home-tpl-grid { grid-auto-columns: calc((100% - 0.75rem) / 2); }
  .home-tpl-carousel { gap: 0.35rem; }
}
.preview-side {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--panel-2);
}
.preview-side .price { font-size: 1.45rem; }
.preview-side label,
.preview-side select,
.preview-side button { width: 100%; }
.preview-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: auto;
}
.preview-hint {
  font-size: 0.75rem;
  color: var(--mist);
  line-height: 1.45;
  margin: 0;
}
.preview-sandbox-row {
  display: flex !important;
  align-items: flex-start;
  gap: 0.45rem;
  font-size: 0.78rem;
  color: var(--mist);
  line-height: 1.35;
}
.preview-sandbox-row input {
  width: auto !important;
  margin-top: 0.15rem;
}
.preview-pay-box {
  border: 1px dashed rgba(148, 163, 184, 0.45);
  border-radius: 10px;
  padding: 0.75rem;
  background: rgba(15, 23, 42, 0.04);
}
.preview-pay-qr {
  margin: 0.5rem 0;
  word-break: break-all;
  font-size: 0.75rem;
}

/* —— Responsive —— */
@media (max-width: 980px) {
  .tpl-track .tpl-tile { flex-basis: calc((100% - 0.85rem) / 2); }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .func-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-top: 1.4rem;
    padding-bottom: 1.6rem;
  }
  .hero-book {
    order: -1;
    width: min(100%, 280px);
    margin: 0 auto;
  }
  .hero-copy .brand-word { letter-spacing: 0.18em; }
  .hero-copy h1 { max-width: none; }
  .feat-grid { grid-template-columns: 1fr; gap: 0.9rem; }
  .price-block,
  .price-tiers { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr; }
  .preview-body { grid-template-columns: 1fr; }
  .preview-stage { border-right: 0; border-bottom: 1px solid var(--line); max-height: 42vh; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 0.9rem var(--pad) 1.1rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    gap: 0.75rem;
  }
  .nav-links.is-open { display: flex; }
  .nav-links .nav-cta,
  .nav-links .nav-ghost,
  .nav-links .nav-workspace { width: 100%; text-align: center; justify-content: center; }
  .tpl-track { gap: 0.65rem; }
  .tpl-track .tpl-tile { flex-basis: calc((100% - 0.65rem) / 2); }
  .tpl-tile .swatch { height: 150px; }
  .steps { grid-template-columns: 1fr; }
  .func-grid { grid-template-columns: 1fr; }
  .item { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1 1 auto; min-width: 42%; }
}

@media (max-width: 420px) {
  .brand-lock strong { letter-spacing: 0.2em; }
  .tpl-carousel { grid-template-columns: auto minmax(0, 1fr) auto; }
  .tpl-track .tpl-tile { flex-basis: 100%; }
  .tpl-nav { width: 2.1rem; height: 2.1rem; }
}

/* CMS 资讯 / 内容中心 */
.content-section {
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
}

.content-masthead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem 2rem;
  margin-bottom: 0.35rem;
}

.content-section .section-head {
  margin-bottom: 0;
  max-width: 28rem;
}

.content-cats {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 0.45rem;
  padding-bottom: 0.35rem;
}

.content-cat-card {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  border: 1px solid var(--line);
  background: #fff;
  padding: 0.42rem 0.85rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
  border-radius: 999px;
  line-height: 1.2;
}

.content-cat-card strong {
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.content-cat-card span {
  color: var(--mist);
  font-size: 0.72rem;
}

.content-cat-card:hover,
.content-cat-card.is-active {
  border-color: var(--lacquer);
  color: var(--lacquer);
  background: rgba(184, 51, 52, 0.06);
}

.content-preview {
  margin-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.cms-list,
.news-list {
  display: grid;
  gap: 0;
}

.cms-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.55rem 1.5rem;
  width: 100%;
  text-align: left;
  border: none;
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 1.15rem 0.15rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
}

.cms-item:hover h3 {
  color: var(--lacquer);
}

.cms-item-main h3 {
  margin: 0 0 0.28rem;
  font-size: 1.12rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.cms-item-summary {
  margin: 0;
  color: var(--mist);
  font-size: 0.9rem;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cms-item-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.28rem;
  color: var(--mist);
  font-size: 0.76rem;
  white-space: nowrap;
  padding-top: 0.2rem;
}

.content-hub-dialog {
  border: none;
  padding: 0;
  width: min(720px, 94vw);
  max-width: 94vw;
  height: auto;
  max-height: 88vh;
  margin: auto;
  background: transparent;
  color: inherit;
}

.content-hub-dialog::backdrop {
  background: rgba(18, 22, 28, 0.55);
}

.content-reader {
  display: flex;
  flex-direction: column;
  max-height: 88vh;
  background: #f7f4ee;
  border: 1px solid rgba(26, 35, 50, 0.08);
  box-shadow: 0 24px 64px rgba(18, 22, 28, 0.18);
}

.content-reader-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  padding: 0.75rem 1.1rem;
  background: #fff;
  border-bottom: 1px solid rgba(26, 35, 50, 0.08);
}

.content-reader-bar-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--lacquer);
}

.content-reader-close {
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid var(--line);
  background: #fff;
  color: inherit;
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  padding: 0;
}

.content-reader-close:hover {
  border-color: var(--lacquer);
  color: var(--lacquer);
}

.content-reader-article {
  flex: 1;
  overflow: auto;
  padding: 2rem 2.15rem 2.6rem;
  max-width: 40rem;
  width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
}

.content-reader-cat {
  display: inline-block;
  margin: 0 0 0.85rem;
  padding: 0.18rem 0.55rem;
  border: 1px solid rgba(184, 51, 52, 0.28);
  color: var(--lacquer);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  background: rgba(184, 51, 52, 0.05);
}

.content-reader-article h1 {
  margin: 0 0 0.7rem;
  font-size: clamp(1.55rem, 3.2vw, 2.05rem);
  line-height: 1.32;
  letter-spacing: 0.04em;
  font-weight: 700;
}

.content-reader-meta {
  margin: 0 0 1.15rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(26, 35, 50, 0.1);
  color: var(--mist);
  font-size: 0.82rem;
}

.content-reader-article .news-summary {
  margin: 0 0 1.25rem;
  color: #5b6573;
  font-size: 1.02rem;
  line-height: 1.7;
}

.content-reader-article .news-cover {
  display: block;
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  margin: 0 0 1.25rem;
}

.content-reader-body {
  font-size: 1.02rem;
  line-height: 1.9;
  color: #2a3140;
  word-break: break-word;
}

.content-reader-body p {
  margin: 0 0 1em;
}

.content-reader-body img {
  max-width: 100%;
  height: auto;
}

.content-reader-body h2,
.content-reader-body h3 {
  margin: 1.3em 0 0.5em;
  line-height: 1.4;
}

@media (max-width: 720px) {
  .content-masthead {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .content-cats {
    justify-content: flex-start;
  }
  .content-hub-dialog {
    width: 100vw;
    max-width: 100vw;
    height: 100vh;
    max-height: 100vh;
    margin: 0;
  }
  .content-reader-article {
    padding: 1.35rem 1.15rem 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .book-spread,
  .book-page.right,
  .tpl-tile .swatch,
  .hero-copy .brand-word,
  .hero-copy h1,
  .hero-copy .lead,
  .hero-actions,
  .hero-slide.is-active,
  .reveal {
    animation: none !important;
    transition: none !important;
  }
  .hero-slide.is-active { opacity: 1; transform: none; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   视觉系统 v2 ·「装帧」
   把首页当作一本被装帧好的画册来做：纸色、辑号（壹贰叁）、
   细线、竖排题签、翻页动势。portal-home.css 仅由门户首页加载，
   以下覆盖不影响工作台/阅读页。
   ============================================================ */

:root {
  --paper-warm: #f6f3ec;
  --paper-deep: #efe9dc;
  --paper-card: #fffdf9;
  --hairline: rgba(26, 35, 50, 0.14);
  --gold-line: rgba(143, 115, 72, 0.55);
  --ease-book: cubic-bezier(0.22, 1, 0.36, 1);
}

::selection {
  background: rgba(184, 51, 52, 0.92);
  color: #fff;
}

/* —— 阅读进度（装订线）：由 index.php 内联脚本驱动 —— */
.read-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  z-index: 90;
  background: linear-gradient(90deg, var(--lacquer) 0%, var(--gold) 100%);
  transform-origin: 0 50%;
  transform: scaleX(0);
  pointer-events: none;
}

/* —— 导航：题签式下划线 —— */
.nav-links a:not(.nav-workspace) {
  position: relative;
  padding: 0.2rem 0;
}
.nav-links a:not(.nav-workspace)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -1px;
  height: 1px;
  background: var(--lacquer);
  transition: right 0.3s var(--ease-book);
}
.nav-links a:not(.nav-workspace):hover::after { right: 0; }

/* —— Hero：开本气势 —— */
.hero-inner {
  min-height: clamp(330px, 46vh, 440px);
  padding-top: clamp(2.1rem, 5.2vh, 3.4rem);
  padding-bottom: clamp(1.8rem, 4.4vh, 2.8rem);
}

/* 背景一个巨大的「册」字水印，出血到右下 */
.hero::after {
  content: "册";
  position: absolute;
  right: clamp(-2.5rem, 3vw, 5rem);
  bottom: clamp(-7rem, -6vw, -3rem);
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: clamp(13rem, 26vw, 22rem);
  line-height: 1;
  color: rgba(26, 35, 50, 0.032);
  pointer-events: none;
  user-select: none;
}

/* 竖排题签（书脊） */
.hero-vert {
  position: absolute;
  top: 50%;
  right: clamp(0.9rem, 2vw, 1.8rem);
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  margin: 0;
  padding-left: 0.7rem;
  border-left: 1px solid var(--hairline);
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 0.76rem;
  letter-spacing: 0.52em;
  color: rgba(26, 35, 50, 0.38);
  z-index: 2;
  pointer-events: none;
}

.hero-copy .brand-word { color: rgba(26, 35, 50, 0.52); }

.hero-copy h1 {
  font-size: clamp(1.5rem, 3.1vw, 2.35rem);
  line-height: 1.32;
  max-width: 13em;
}

.hero-free-title .tier-sm::after {
  content: "";
  display: inline-block;
  width: 2.4rem;
  height: 1px;
  margin-left: 0.7rem;
  vertical-align: middle;
  background: linear-gradient(90deg, var(--lacquer), transparent);
}
.hero-free-title .tier-lg {
  font-weight: 600;
  letter-spacing: 0.14em;
  font-size: clamp(2.5rem, 6vw, 4rem);
}
.hero-free-title .tier-lg::after {
  content: "";
  display: inline-block;
  width: 0.5em;
  height: 0.5em;
  margin-left: 0.28em;
  border: 2px solid rgba(184, 51, 52, 0.75);
  border-radius: 50%;
  vertical-align: baseline;
}

.hero-copy .lead {
  font-size: clamp(0.92rem, 1.6vw, 1.02rem);
  max-width: 28em;
}

/* 翻页动势：一页纸从右页掠过（每 7.5s 一次） */
.book-spread::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 50%;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(
    100deg,
    rgba(255, 255, 255, 0) 10%,
    rgba(255, 253, 247, 0.9) 45%,
    rgba(233, 225, 208, 0.95) 78%,
    rgba(203, 194, 174, 0.98) 100%
  );
  transform-origin: left center;
  opacity: 0;
  pointer-events: none;
  animation: leaf-pass 7.5s var(--ease-book) 2.4s infinite;
}

@keyframes leaf-pass {
  0%, 60% { transform: perspective(1200px) rotateY(0deg); opacity: 0; }
  65% { opacity: 1; }
  88% { opacity: 1; }
  100% { transform: perspective(1200px) rotateY(-150deg); opacity: 0; }
}

/* —— 分辑题记：辑号（壹贰叁…）+ 细线 —— */
body { counter-reset: folio; }

.section-head .eyebrow {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 0.7rem;
}
.section-head .eyebrow::before {
  counter-increment: folio;
  content: counter(folio, cjk-ideographic);
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid rgba(184, 51, 52, 0.45);
  border-radius: 2px;
  color: var(--lacquer);
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 0.8rem;
  line-height: 1;
  flex: 0 0 auto;
}
.section-head .eyebrow::after {
  content: "";
  width: 2.6rem;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-line), transparent);
}

.section-head h2 {
  font-size: clamp(1.55rem, 3.1vw, 2.25rem);
  letter-spacing: 0.075em;
  line-height: 1.3;
}
.section-head p { font-size: 0.95rem; }

/* —— 章节节奏：更舒展的留白 —— */
.section { padding: clamp(3rem, 7.5vw, 5rem) var(--pad); }
.band > .section-inner,
.band-alt > .section-inner {
  padding: clamp(3rem, 7.5vw, 5rem) var(--pad);
}

/* 纸色：暖白纸取代冷灰 */
.band {
  background: linear-gradient(180deg, var(--paper-warm) 0%, #f3efe6 100%);
  border-top: 1px solid var(--hairline);
}
.band-alt {
  background:
    radial-gradient(ellipse at 12% 0%, rgba(184, 51, 52, 0.045), transparent 45%),
    linear-gradient(180deg, #fbf9f4 0%, #f6f2e9 100%);
  border-top: 1px solid var(--hairline);
}

/* —— 特点：去盒装，金色短线 + 顶部红线扫入 —— */
.feat-item {
  position: relative;
  padding: 1.55rem 1.4rem 1.7rem;
  background: var(--paper-card);
  border: 1px solid var(--hairline);
  overflow: hidden;
}
.feat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--lacquer), rgba(184, 51, 52, 0.12));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-book);
}
.feat-item:hover::before { transform: scaleX(1); }

.feat-icon {
  display: block;
  width: auto;
  height: auto;
  margin-bottom: 0.9rem;
  background: none;
  border: 0;
  color: var(--ink-2);
}
.feat-icon svg { width: 1.9rem; height: 1.9rem; display: block; }
.feat-icon::after {
  content: "";
  display: block;
  width: 1.6rem;
  height: 2px;
  margin-top: 0.55rem;
  background: var(--gold-line);
  transition: width 0.35s var(--ease-book), background 0.25s ease;
}
.feat-item:hover .feat-icon::after {
  width: 2.6rem;
  background: var(--lacquer);
}
.feat-item h3 { font-size: 1.08rem; }
.feat-item p { font-size: 0.92rem; }

/* —— 步骤：书籍目录行 —— */
.steps {
  gap: 0;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 2.4rem;
}
.step {
  border: 0;
  border-right: 1px solid var(--hairline);
  background: transparent;
  padding: 1.35rem 1.15rem;
  transition: background 0.3s ease, transform 0.35s var(--ease-book);
}
.step:last-child { border-right: 0; }
.step:hover {
  background: rgba(184, 51, 52, 0.03);
  transform: none;
  border-color: var(--hairline);
}
.step .step-i {
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 1.55rem;
  line-height: 1;
  letter-spacing: 0.06em;
  color: rgba(184, 51, 52, 0.8);
  margin-bottom: 0.55rem;
}
.step h3 { font-size: 1rem; }
.step p { font-size: 0.86rem; }

/* —— 功能卡：去盒装图标，同一套扫线 —— */
.func-grid { gap: 1rem; }
.func-card {
  position: relative;
  padding: 1.45rem 1.35rem 1.6rem;
  background: var(--paper-card);
  border: 1px solid var(--hairline);
  overflow: hidden;
}
.func-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--lacquer), rgba(184, 51, 52, 0.12));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-book);
}
.func-card:hover::before { transform: scaleX(1); }

.func-icon {
  position: absolute;
  top: 15px;
  right: 15px;
  display: block;
  width: auto;
  height: auto;
  margin-bottom: 0;
  background: none;
  border: 0;
  color: var(--ink-2);
}
.func-icon svg { width: 2.2rem; height: 2.2rem; display: block; transition: transform 0.35s var(--ease-book); }
.func-card:hover .func-icon svg { transform: translateY(-2px); }
.func-card h3 { font-size: 1.12rem; padding-right: 3.2rem; }
.func-card p { font-size: 0.88rem; }

/* —— 模板区：修复辑与辑之间的大段空白；分类改书签式下划线 —— */
#templates > .section-inner { padding-bottom: 0.5rem; }
.tpl-home-head { margin-bottom: 0.6rem; }

.home-tpl-cats {
  margin-top: 1rem;
  gap: 0;
}
.home-tpl-cats .tpl-cat {
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  padding: 0.42rem 0.15rem;
  margin-right: 1.5rem;
  letter-spacing: 0.1em;
  color: var(--mist);
  transition: color 0.2s ease, border-color 0.25s ease;
}
.home-tpl-cats .tpl-cat:hover {
  color: var(--ink);
  border-bottom-color: rgba(184, 51, 52, 0.35);
  background: transparent;
}
.home-tpl-cats .tpl-cat.active {
  color: var(--ink);
  border-bottom-color: var(--lacquer);
  background: transparent;
}

.home-tpl-carousel {
  margin-top: 1.15rem;
  padding: 0 1.25rem clamp(1.8rem, 4vw, 3rem);
}

.home-tpl-grid .tpl-card {
  padding: 0.55rem 0.55rem 0.72rem;
  background: var(--paper-card);
  border: 1px solid var(--hairline);
  transition: transform 0.4s var(--ease-book), box-shadow 0.3s ease, border-color 0.25s ease;
}
.home-tpl-grid .tpl-card:hover {
  transform: translateY(-4px);
  border-color: rgba(184, 51, 52, 0.4);
  box-shadow: 0 16px 34px rgba(26, 35, 50, 0.1);
}
.home-tpl-grid .tpl-card .swatch {
  border: 1px solid rgba(26, 35, 50, 0.06);
  background: linear-gradient(160deg, #f2eee6, #eae4d6);
}
.home-tpl-grid .tpl-card-body strong { font-size: 0.84rem; letter-spacing: 0.04em; }
.home-tpl-grid .tpl-card-body em { color: var(--gold); transition: color 0.2s ease; }
.home-tpl-grid .tpl-card:hover .tpl-card-body em { color: var(--lacquer); }

/* —— 内容中心：阅读行 —— */
.cms-item {
  padding: 1.25rem 0.9rem;
  border-bottom: 1px solid var(--hairline);
  transition: background 0.25s ease, padding-left 0.3s var(--ease-book);
}
.cms-item:hover {
  background: rgba(184, 51, 52, 0.03);
  padding-left: 1.15rem;
}
.cms-item-main h3 { font-size: 1.15rem; }

/* —— 价格：字重与虚线 —— */
.price-card { border: 1px solid var(--hairline); }
.price-card .amount {
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-weight: 400;
  letter-spacing: 0.04em;
}
.price-card li { border-bottom: 1px dashed rgba(26, 35, 50, 0.14); }
.price-badge { letter-spacing: 0.2em; padding: 0.32rem 0.72rem; }

/* —— 场景：辑内小编号 —— */
.scene-grid { counter-reset: scene; }
.scene {
  counter-increment: scene;
  border-left: 2px solid var(--lacquer);
  background: var(--paper-card);
  border-top: 1px solid var(--hairline);
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 1.35rem 1.45rem;
}
.scene h3 { display: flex; align-items: baseline; gap: 0.55rem; }
.scene h3::before {
  content: counter(scene, cjk-ideographic);
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 0.82rem;
  color: var(--gold);
}

/* —— 按钮：主按钮掠光 —— */
.btn {
  transition: transform 0.3s var(--ease-book), box-shadow 0.3s ease, filter 0.2s ease,
    background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn-primary {
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 32%, rgba(255, 255, 255, 0.28) 50%, transparent 68%);
  transform: translateX(-130%);
  transition: transform 0.65s var(--ease-book);
  pointer-events: none;
}
.btn-primary:hover::after { transform: translateX(130%); }
.btn-primary:hover {
  box-shadow: 0 10px 22px rgba(184, 51, 52, 0.26);
  transform: translateY(-1px);
}
.btn-ghost:hover {
  border-color: var(--lacquer);
  color: var(--lacquer);
  background: rgba(184, 51, 52, 0.04);
}

/* —— 页脚版权页 —— */
.site-footer {
  padding: 2.4rem var(--pad) 2.6rem;
  border-top: 1px solid var(--hairline);
}
.footer-colophon {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-bottom: 0.6rem;
  color: var(--ink-2);
  font-size: 0.86rem;
  letter-spacing: 0.22em;
}
.footer-seal {
  width: 1.7rem;
  height: 1.7rem;
  display: grid;
  place-items: center;
  background: var(--lacquer);
  color: #fff;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 0.95rem;
  flex: 0 0 auto;
}
.footer-motto { font-family: "Noto Serif SC", "Songti SC", serif; }
.footer-note {
  margin: 0;
  color: var(--mist);
  font-size: 0.72rem;
  letter-spacing: 0.32em;
}

/* —— 动效降级 —— */
@media (prefers-reduced-motion: reduce) {
  .book-spread::after { animation: none !important; }
  .read-progress { display: none; }
  .hero-vert { display: none; }
  .btn-primary::after { display: none; }
}

/* —— 响应式微调 —— */
@media (max-width: 1100px) {
  .hero-vert { display: none; }
}
@media (max-width: 900px) {
  .hero::after { font-size: 11rem; bottom: -4rem; }
  .step { border-right: 0; border-bottom: 1px solid var(--hairline); }
  .step:nth-last-child(-n + 2) { border-bottom: 0; }
}
@media (max-width: 720px) {
  .step:nth-last-child(-n + 2) { border-bottom: 1px solid var(--hairline); }
  .step:last-child { border-bottom: 0; }
}

/* ============================================================
   Hero 开卷演示动效
   每张轮播：合上的书入场 → 封面绕书脊翻开 → 内容元素从右侧
   「素材面板」飞入落版。整条时间轴 7.5s 循环；轮播切换时
   （display none→block）动画自动重播。基础态 = 落版完成，
   以兼容 prefers-reduced-motion（动画关掉即是成品静帧）。
   ============================================================ */

.hero-book {
  width: min(100%, 470px);
  aspect-ratio: 10 / 6.2;
  container-type: inline-size;
}

.demo-stage {
  position: absolute;
  inset: 0;
  animation: demo-cycle 7.5s linear infinite;
}
@keyframes demo-cycle {
  0% { opacity: 0; }
  4% { opacity: 1; }
  90% { opacity: 1; }
  97%, 100% { opacity: 0; }
}

/* —— 书台：入场落定 —— */
.demo-book {
  position: absolute;
  left: 2.5%;
  top: 5%;
  width: 68%;
  height: 90%;
  perspective: 1100px;
  animation: demo-book-in 7.5s var(--ease-book) infinite;
}
@keyframes demo-book-in {
  0% { opacity: 0; transform: translateY(16px) scale(0.95); }
  5% { opacity: 1; transform: none; }
  76% { transform: none; }
  84% { transform: translateY(-3px); }
  100% { opacity: 1; transform: none; }
}
/* 桌面投影 */
.demo-book::after {
  content: "";
  position: absolute;
  left: 5%;
  right: 5%;
  bottom: -7%;
  height: 12%;
  background: radial-gradient(ellipse at center, rgba(26, 35, 50, 0.2), transparent 72%);
  filter: blur(5px);
  z-index: 0;
}

/* —— 右页（翻开后的首页） —— */
.demo-page-right {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 50%;
  background:
    linear-gradient(270deg, rgba(0, 0, 0, 0.06), transparent 20%),
    var(--paper-2);
  border: 1px solid var(--line);
  border-left: 0;
  border-radius: 0 4px 4px 0;
  overflow: hidden;
  z-index: 1;
  animation: demo-page-glow 7.5s ease infinite;
}
@keyframes demo-page-glow {
  0%, 9% { filter: brightness(0.96); }
  28% { filter: brightness(1); }
  100% { filter: brightness(1); }
}

/* —— 封面：合上盖住右页，翻开绕书脊转到左侧 —— */
.demo-cover {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 50%;
  transform-origin: left center;
  transform-style: preserve-3d;
  transform: rotateY(-178deg);
  z-index: 3;
  animation: demo-cover-flip 7.5s cubic-bezier(0.5, 0.05, 0.2, 1) infinite;
}
@keyframes demo-cover-flip {
  0%, 9% { transform: rotateY(0deg); }
  27% { transform: rotateY(-178deg); }
  100% { transform: rotateY(-178deg); }
}

.demo-cover-face,
.demo-cover-inner {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 9%;
  padding: 10% 12%;
  overflow: hidden;
}
.demo-cover-face {
  background:
    linear-gradient(115deg, rgba(255, 255, 255, 0.14), transparent 42%),
    var(--cover-bg, linear-gradient(150deg, #b83334 0%, #8f2425 55%, #701d1e 100%));
  color: #f7efe8;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 2px 4px 4px 2px;
  box-shadow: inset 12px 0 20px -6px rgba(0, 0, 0, 0.22);
  align-items: flex-start;
}
.demo-cover-inner {
  transform: rotateY(180deg);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.05), transparent 18%),
    #f6f1e6;
  color: rgba(26, 35, 50, 0.62);
  border: 1px solid var(--line);
  border-radius: 4px 2px 2px 4px;
  box-shadow: inset -12px 0 20px -6px rgba(0, 0, 0, 0.12);
  justify-content: flex-end;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  letter-spacing: 0.18em;
  font-size: 9px;
  font-size: 2.4cqw;
  line-height: 1.7;
  white-space: nowrap;
}
.demo-free .demo-cover-face { --cover-bg: linear-gradient(150deg, #b83334 0%, #8f2425 55%, #701d1e 100%); }
.demo-brand .demo-cover-face { --cover-bg: linear-gradient(150deg, #1a6b4a 0%, #0f4a34 55%, #0c3a2a 100%); }
.demo-tpl .demo-cover-face { --cover-bg: linear-gradient(150deg, #2c4a6e 0%, #1a2f4a 55%, #142338 100%); }

.demo-cover-seal {
  display: grid;
  place-items: center;
  width: 15%;
  aspect-ratio: 1;
  border: 1px solid rgba(247, 239, 232, 0.55);
  background: rgba(247, 239, 232, 0.14);
  color: #f7efe8;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 12px;
  font-size: 3.6cqw;
  flex: 0 0 auto;
}
.demo-cover-title {
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  font-size: 17px;
  font-size: 5.2cqw;
  line-height: 1.45;
  letter-spacing: 0.18em;
}

/* —— 右页版式元素（模拟真实画册排版：题眉 / 大标题 / 骨架线 / 占位块） —— */
.demo-el {
  position: absolute;
  opacity: 1;
}
.demo-fly-a { animation: demo-fly-a 7.5s var(--ease-book) infinite; }
.demo-fly-b { animation: demo-fly-b 7.5s var(--ease-book) infinite; }
.demo-fly-c { animation: demo-fly-c 7.5s var(--ease-book) infinite; }
.demo-fly-d { animation: demo-fly-d 7.5s var(--ease-book) infinite; }
@keyframes demo-fly-a {
  0%, 30% { opacity: 0; transform: translateX(46cqw) translateY(2cqw) scale(0.9); }
  44% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}
@keyframes demo-fly-b {
  0%, 36% { opacity: 0; transform: translateX(46cqw) translateY(2cqw) scale(0.9); }
  50% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}
@keyframes demo-fly-c {
  0%, 42% { opacity: 0; transform: translateX(46cqw) translateY(2cqw) scale(0.9); }
  56% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}
@keyframes demo-fly-d {
  0%, 48% { opacity: 0; transform: translateX(46cqw) translateY(2cqw) scale(0.9); }
  62% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}

/* 题眉小色条（随各分册封面配色） */
.demo-kicker {
  left: 10%;
  top: 14%;
  width: 22%;
  height: 2.4cqw;
  min-height: 3px;
  border-radius: 1px;
  background: rgba(184, 51, 52, 0.55);
}
.demo-brand .demo-kicker { background: rgba(26, 107, 74, 0.55); }
.demo-tpl .demo-kicker { background: rgba(44, 74, 110, 0.55); }

.demo-big {
  left: 10%;
  top: 23%;
  font-family: "ZCOOL XiaoWei", "Noto Serif SC", serif;
  color: var(--lacquer);
  letter-spacing: 0.14em;
  line-height: 1.15;
  white-space: nowrap;
  font-size: 17px;
  font-size: 6cqw;
}
.demo-rule {
  left: 10%;
  top: 45%;
  width: 42%;
  height: 1px;
  background: var(--gold-line);
}

.demo-chip {
  left: 6%;
  right: 6%;
  top: 76%;
  width: auto;
  box-sizing: border-box;
  text-align: center;
  text-indent: 0.1em;
  border: 1px solid rgba(184, 51, 52, 0.45);
  color: var(--ink-2);
  background: rgba(255, 255, 255, 0.72);
  padding: 1.6cqw 2cqw;
  letter-spacing: 0.1em;
  white-space: nowrap;
  overflow: hidden;
  font-size: 9px;
  font-size: 2.2cqw;
}
.demo-chip.chip-plain { border-color: rgba(26, 35, 50, 0.28); }
.demo-brand .demo-chip { top: 79%; }

.demo-photo {
  left: 10%;
  top: 22%;
  width: 64%;
  height: 32%;
  border-radius: 2px;
  background:
    radial-gradient(ellipse at 72% 28%, rgba(196, 165, 116, 0.5), transparent 58%),
    linear-gradient(150deg, #35507a 0%, #22344e 60%, #182538 100%);
  box-shadow: 0 6px 14px rgba(26, 35, 50, 0.18);
}
.demo-line {
  left: 10%;
  height: 2.4cqw;
  min-height: 3px;
  background: rgba(26, 35, 50, 0.16);
  border-radius: 2px;
}
.demo-free .demo-line.tx1 { top: 55%; width: 62%; }
.demo-free .demo-line.tx2 { top: 63%; width: 44%; }
.demo-brand .demo-line.tx1 { top: 60%; width: 56%; }
.demo-brand .demo-line.tx2 { top: 68%; width: 40%; }

/* 模板缩略占位卡：2×2 网格，卡内为骨架线占位 */
.demo-thumb {
  width: 36%;
  aspect-ratio: 3 / 4;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, #ffffff, #f4efe3);
  box-shadow: 0 5px 12px rgba(26, 35, 50, 0.14);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 10%;
  padding: 9%;
  box-sizing: border-box;
}
.demo-thumb i {
  display: block;
  height: 2px;
  min-height: 2px;
  background: rgba(26, 35, 50, 0.16);
}
.demo-thumb i:first-child { width: 44%; background: var(--gold-line); }
.demo-thumb i:last-child { width: 80%; }
.demo-thumb.th1 { left: 10%; top: 24%; }
.demo-thumb.th2 { left: 54%; top: 24%; }
.demo-thumb.th3 { left: 10%; top: 62%; }
.demo-thumb.th4 { left: 54%; top: 62%; }

/* —— 素材面板 —— */
.demo-tray {
  position: absolute;
  right: 1.5%;
  top: 9%;
  bottom: 9%;
  width: 15%;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(243, 238, 227, 0.92));
  box-shadow: inset 0 0 0 3px rgba(255, 255, 255, 0.45), 0 6px 16px rgba(26, 35, 50, 0.06);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
  gap: 2px;
  padding: 7% 0;
  z-index: 0;
}
.demo-tray-dots {
  display: flex;
  gap: 3px;
}
.demo-tray-dots i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(26, 35, 50, 0.28);
}
.demo-tray-thumb {
  width: 62%;
  aspect-ratio: 3 / 4;
  flex: 0 0 auto;
  background: linear-gradient(160deg, #ffffff, #eee8d9);
  border: 1px solid var(--line);
  box-shadow: 0 3px 8px rgba(26, 35, 50, 0.12);
}
.demo-tray-rows {
  width: 68%;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.demo-tray-rows i {
  display: block;
  height: 2px;
  background: rgba(26, 35, 50, 0.15);
}
.demo-tray-rows i:nth-child(2) { width: 78%; }
.demo-tray-rows i:nth-child(3) { width: 52%; }
.demo-tray-swatches {
  display: flex;
  gap: 4px;
}
.demo-tray-swatches i {
  width: 8px;
  height: 8px;
  border-radius: 1px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}
.demo-tray-swatches .sw-red { background: #b83334; }
.demo-tray-swatches .sw-gold { background: #c4a574; }
.demo-tray-swatches .sw-navy { background: #2c4a6e; }
.demo-tray-thumb.t1 { animation: demo-tray-take-a 7.5s ease infinite; }
.demo-tray-thumb.t2 { animation: demo-tray-take-b 7.5s ease infinite; }
@keyframes demo-tray-take-a {
  0%, 30% { transform: none; opacity: 1; }
  40% { transform: translateX(-46%) scale(0.88); opacity: 0.3; }
  56% { transform: none; opacity: 1; }
  100% { transform: none; opacity: 1; }
}
@keyframes demo-tray-take-b {
  0%, 38% { transform: none; opacity: 1; }
  48% { transform: translateX(-46%) scale(0.88); opacity: 0.3; }
  62% { transform: none; opacity: 1; }
  100% { transform: none; opacity: 1; }
}

/* —— 左页（内封面上落版的内容，飞入方向从书脊滑入） —— */
.demo-fly-la { animation: demo-fly-la 7.5s var(--ease-book) infinite; }
.demo-fly-lb { animation: demo-fly-lb 7.5s var(--ease-book) infinite; }
@keyframes demo-fly-la {
  0%, 32% { opacity: 0; transform: translateX(-46cqw) translateY(2cqw) scale(0.9); }
  46% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}
@keyframes demo-fly-lb {
  0%, 40% { opacity: 0; transform: translateX(-46cqw) translateY(2cqw) scale(0.9); }
  54% { opacity: 1; transform: none; }
  100% { opacity: 1; transform: none; }
}
.demo-lphoto {
  left: 12%;
  top: 11%;
  width: 58%;
  height: 30%;
  border-radius: 2px;
  box-shadow: 0 4px 10px rgba(26, 35, 50, 0.15);
  background:
    radial-gradient(ellipse at 70% 30%, rgba(196, 165, 116, 0.4), transparent 60%),
    linear-gradient(150deg, rgba(184, 51, 52, 0.72), rgba(112, 29, 30, 0.85));
}
.demo-brand .demo-lphoto {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(196, 165, 116, 0.4), transparent 60%),
    linear-gradient(150deg, rgba(26, 107, 74, 0.72), rgba(12, 58, 42, 0.85));
}
.demo-tpl .demo-lphoto {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(196, 165, 116, 0.4), transparent 60%),
    linear-gradient(150deg, rgba(44, 74, 110, 0.72), rgba(20, 35, 56, 0.85));
}
.demo-lline {
  left: 12%;
  height: 2.2cqw;
  min-height: 2px;
  background: rgba(26, 35, 50, 0.15);
  border-radius: 2px;
}
.demo-lline.ll1 { top: 48%; width: 62%; }
.demo-lline.ll2 { top: 56%; width: 44%; }

/* —— 动效降级：停在一本翻开、内容落定的成品静帧 —— */
@media (prefers-reduced-motion: reduce) {
  .demo-stage,
  .demo-book,
  .demo-cover,
  .demo-page-right,
  .demo-el,
  .demo-tray-thumb {
    animation: none !important;
  }
  .demo-el { opacity: 1; transform: none; }
  .demo-tray-thumb { opacity: 1; transform: none; }
}