@charset "UTF-8";
/* ==========================================================================
   镜曜 · 官网首页（定制页面）
   粘性导航 / 全屏 Hero / 口碑 / 功能 / 精品书籍 / 平台优势 / 用户评价
   权益说明 / FAQ / 底部 CTA / 页脚
   ========================================================================== */

/* ---------------------------------------------------------------- 顶部导航 */
.jy-nav {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.4s var(--ease-soft), background-color 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft);
}

.jy-nav.is-stuck {
  background: var(--glass-bg-strong);
  box-shadow: 0 12px 34px rgba(17, 28, 54, 0.09);
  border-bottom-color: transparent;
}

.jy-nav__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 3vw, 32px);
  height: 66px;
}

.jy-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.16rem;
  letter-spacing: 0.02em;
  flex: none;
}

.jy-brand__mark {
  width: 34px;
  height: 34px;
  border-radius: 11px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(150deg, #2f6bff, #1b47c9 58%, #ffb340);
  box-shadow: 0 6px 18px rgba(27, 71, 201, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  flex: none;
}

.jy-brand__mark::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 26%, rgba(255, 255, 255, 0.9), transparent 42%),
    conic-gradient(from 210deg at 62% 62%, transparent 0 40%, rgba(255, 255, 255, 0.34) 50%, transparent 60%);
}

.jy-brand__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 55%;
  height: 1.5px;
  background: rgba(255, 255, 255, 0.85);
  transform: translate(-50%, -50%) rotate(-38deg);
  border-radius: 2px;
}

.jy-brand__name { line-height: 1; }
.jy-brand__name small {
  display: block;
  font-size: 0.56rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--text-mute);
  margin-top: 4px;
  text-transform: uppercase;
}

.jy-nav__links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-inline-start: auto;
}

.jy-nav__link {
  position: relative;
  padding: 0.55em 0.85em;
  border-radius: 999px;
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-soft);
  transition: color 0.28s var(--ease-soft), background-color 0.28s var(--ease-soft);
}

.jy-nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 7px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--brand-mirror);
  transform: translateX(-50%);
  transition: width 0.34s var(--ease-out);
}

.jy-nav__link:hover { color: var(--text); background: var(--glass-bg-dim); }
.jy-nav__link[aria-current="page"] { color: var(--text); font-weight: 700; }
.jy-nav__link[aria-current="page"]::after { width: 18px; }

.jy-nav__actions { display: flex; align-items: center; gap: 8px; flex: none; }

.jy-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--glass-bg-dim);
  color: var(--text-soft);
  transition: transform 0.3s var(--ease-spring), color 0.3s var(--ease-soft), background-color 0.3s var(--ease-soft);
}

.jy-icon-btn:hover { color: var(--text); background: var(--glass-bg-strong); transform: translateY(-1px); }
.jy-icon-btn svg { width: 18px; height: 18px; }

.jy-nav__burger { display: none; }

@media (max-width: 900px) {
  .jy-nav__links { display: none; }
  .jy-nav__burger { display: inline-flex; }
}

/* 移动端玻璃抽屉 */
.jy-sheet {
  position: fixed;
  inset: 0;
  z-index: var(--z-drawer);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 78px clamp(16px, 5vw, 32px) 32px;
  background: rgba(12, 18, 32, 0.28);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.36s var(--ease-soft), visibility 0.36s;
}

.jy-sheet.is-open { opacity: 1; visibility: visible; }

.jy-sheet__panel {
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  padding: 14px;
  transform: translateY(-14px) scale(0.985);
  transition: transform 0.42s var(--ease-out);
}

.jy-sheet.is-open .jy-sheet__panel { transform: none; }

.jy-sheet__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95em 1.1em;
  border-radius: var(--radius-sm);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-soft);
}

.jy-sheet__link:hover { background: var(--glass-bg-dim); color: var(--text); }
.jy-sheet__link span { font-size: 0.8rem; color: var(--text-mute); font-weight: 500; }

/* ------------------------------------------------------------------- Hero */
.jy-hero {
  position: relative;
  min-height: min(100svh, 940px);
  display: flex;
  align-items: center;
  padding-block: clamp(48px, 8vh, 96px);
  overflow: hidden;
}

.jy-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
  width: 100%;
}

@media (max-width: 980px) {
  .jy-hero { min-height: auto; padding-block: clamp(36px, 7vh, 64px) 56px; }
  .jy-hero__grid { grid-template-columns: 1fr; gap: 40px; }
}

.jy-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  padding: 0.42em 0.9em 0.42em 0.5em;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-soft);
  margin-bottom: 1.35rem;
}

.jy-hero__badge b {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  padding: 0.24em 0.6em;
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
  color: #fff;
  background-image: var(--glass-blue-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.jy-hero__title { margin-bottom: 1.1rem; }

.jy-hero__title .jy-grad {
  background: linear-gradient(100deg, var(--brand-mirror) 6%, #7aa2ff 38%, var(--brand-bright) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.jy-hero__sub {
  font-size: clamp(1.02rem, 1.7vw, 1.2rem);
  color: var(--text-soft);
  line-height: 1.9;
  max-width: 34rem;
  margin-bottom: 1.9rem;
}

.jy-hero__cta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 1.7rem;
}

.jy-hero__cta > .jy-btn-weak-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.jy-hero__notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  font-size: 0.86rem;
  color: var(--text-mute);
}

.jy-hero__notes li { display: inline-flex; align-items: center; gap: 0.45em; }

.jy-tick {
  width: 15px;
  height: 15px;
  flex: none;
  border-radius: 50%;
  background: rgba(47, 107, 255, 0.14);
  color: var(--brand-mirror);
  display: inline-grid;
  place-items: center;
  font-size: 9px;
  font-weight: 900;
}

/* Hero 右侧：漂浮的书封阵列 */
.jy-hero__stage {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}

.jy-hero__ring {
  position: absolute;
  inset: 4% 2%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 45%, rgba(47, 107, 255, 0.16), transparent 62%);
  filter: blur(18px);
  animation: heroGlow 12s var(--ease-soft) infinite alternate;
}

@keyframes heroGlow {
  from { transform: scale(0.96); opacity: 0.75; }
  to { transform: scale(1.06); opacity: 1; }
}

.jy-hero__deck {
  position: relative;
  width: min(100%, 430px);
  aspect-ratio: 3 / 4;
  max-height: 62vh;
}

.jy-hero__card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 62%;
  aspect-ratio: 3 / 4.32;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(17, 28, 54, 0.28), 0 4px 12px rgba(17, 28, 54, 0.14);
  transform-origin: 50% 100%;
  transition: transform 0.9s var(--ease-out), box-shadow 0.9s var(--ease-out), opacity 0.5s;
  background: #0d1220;
  animation: cardFloat 9s var(--ease-soft) infinite alternate;
}

.jy-hero__card img { width: 100%; height: 100%; object-fit: cover; }

.jy-hero__card:nth-child(1) { transform: translate(-50%, -50%) rotate(-13deg) translate(-30%, 6%) scale(0.82); opacity: 0.72; animation-delay: -3s; }
.jy-hero__card:nth-child(2) { transform: translate(-50%, -50%) rotate(11deg) translate(30%, 5%) scale(0.84); opacity: 0.78; animation-delay: -6s; }
.jy-hero__card:nth-child(3) { transform: translate(-50%, -50%) rotate(-2.4deg) translateY(-1%) scale(1.06); z-index: 3; }
.jy-hero__card:nth-child(4) { transform: translate(-50%, -50%) rotate(21deg) translate(62%, 12%) scale(0.7); opacity: 0.5; animation-delay: -1.5s; }

@keyframes cardFloat {
  from { translate: 0 -5px; }
  to { translate: 0 7px; }
}

@media (prefers-reduced-motion: reduce) {
  .jy-hero__card, .jy-hero__ring { animation: none; }
}

/* 浮动玻璃信息条 */
.jy-hero__tip {
  position: absolute;
  left: 0;
  bottom: 4%;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-soft);
  animation: tipFloat 7s var(--ease-soft) infinite alternate;
}

@keyframes tipFloat {
  from { translate: 0 4px; }
  to { translate: 0 -6px; }
}

.jy-hero__tip em { font-style: normal; color: var(--brand-mirror); }

/* -------------------------------------------------------------- 口碑区 */
.jy-proof {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 20px);
}

@media (max-width: 860px) { .jy-proof { grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.jy-proof__item {
  border-radius: var(--radius);
  padding: clamp(18px, 2.4vw, 28px);
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.jy-proof__item:hover { transform: translateY(-4px); box-shadow: var(--glass-shadow-lg), var(--glass-inner); }

.jy-proof__num {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.05;
  background: linear-gradient(120deg, var(--brand-mirror), #7aa2ff 60%, var(--brand-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.jy-proof__label { font-size: 0.92rem; color: var(--text-soft); margin-top: 0.35rem; font-weight: 600; }
.jy-proof__hint { font-size: 0.78rem; color: var(--text-mute); margin-top: 0.5rem; }

/* -------------------------------------------------------------- 功能介绍 */
.jy-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: clamp(14px, 2vw, 22px);
}

.jy-feature {
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.6vw, 30px);
  overflow: hidden;
  transition: transform 0.55s var(--ease-out), box-shadow 0.55s var(--ease-out), border-color 0.4s;
}

.jy-feature::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 12% 0%, rgba(47, 107, 255, 0.14), transparent 58%);
  opacity: 0;
  transition: opacity 0.55s var(--ease-soft);
  pointer-events: none;
}

.jy-feature:hover { transform: translateY(-5px); box-shadow: var(--glass-shadow-lg), var(--glass-inner); }
.jy-feature:hover::after { opacity: 1; }
.jy-feature > * { position: relative; z-index: 1; }

.jy-feature__icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  color: var(--brand-mirror);
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-stroke);
  box-shadow: var(--glass-inner);
}

.jy-feature__icon svg { width: 22px; height: 22px; }
.jy-feature h3 { font-size: 1.09rem; margin-bottom: 0.5rem; }
.jy-feature p { font-size: 0.94rem; color: var(--text-soft); line-height: 1.8; }

/* ------------------------------------------------------------ 精品书籍 */
.jy-books__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: clamp(24px, 3vw, 40px);
}

.jy-books__rail {
  display: flex;
  gap: clamp(14px, 1.8vw, 20px);
  overflow-x: auto;
  padding: 6px clamp(18px, 5vw, 40px) 26px;
  margin-inline: calc(-1 * clamp(18px, 5vw, 40px));
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.jy-bookcard {
  flex: 0 0 clamp(178px, 23vw, 228px);
  scroll-snap-align: start;
  border-radius: var(--radius);
  padding: 12px 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
  text-align: start;
}

.jy-bookcard:hover { transform: translateY(-6px); box-shadow: var(--glass-shadow-lg), var(--glass-inner); }

.jy-bookcard__cover {
  position: relative;
  aspect-ratio: 3 / 4.2;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #101728;
  box-shadow: 0 10px 26px rgba(17, 28, 54, 0.2);
}

.jy-bookcard__cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s var(--ease-out); }
.jy-bookcard:hover .jy-bookcard__cover img { transform: scale(1.045); }

.jy-bookcard__genre {
  position: absolute;
  top: 8px;
  left: 8px;
  padding: 0.22em 0.62em;
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: 999px;
  color: #fff;
  background: rgba(16, 23, 40, 0.52);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.jy-bookcard__title {
  font-size: 0.98rem;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.jy-bookcard__meta { font-size: 0.79rem; color: var(--text-mute); display: flex; align-items: center; gap: 0.55em; }
.jy-bookcard__meta i { font-style: normal; }
.jy-bookcard__blurb {
  font-size: 0.83rem;
  color: var(--text-soft);
  line-height: 1.72;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 读者投稿标签（液态玻璃） */
.jy-tag-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.32em;
  padding: 0.26em 0.62em;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: 999px;
  color: #8a4b00;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.66), rgba(255, 216, 160, 0.5));
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  backdrop-filter: blur(14px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: 0 6px 16px rgba(232, 135, 27, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

html[data-theme="night"] .jy-tag-submit { color: #ffd8a3; }

.jy-tag-submit svg { width: 11px; height: 11px; }

/* ------------------------------------------------------------ 平台优势 */
.jy-adv { display: grid; gap: clamp(26px, 5vw, 64px); }

.jy-adv__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 60px);
  align-items: center;
}

.jy-adv__row:nth-child(even) .jy-adv__visual { order: -1; }

@media (max-width: 900px) {
  .jy-adv__row { grid-template-columns: 1fr; }
  .jy-adv__row:nth-child(even) .jy-adv__visual { order: 0; }
}

.jy-adv__visual {
  border-radius: var(--radius-xl);
  padding: clamp(20px, 3vw, 34px);
  min-height: 260px;
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.jy-adv__visual::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto -10%;
  height: 70%;
  background: radial-gradient(closest-side, rgba(47, 107, 255, 0.2), transparent);
  filter: blur(14px);
}

.jy-adv__list { display: grid; gap: 14px; margin-top: 1.4rem; }

.jy-adv__list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  font-size: 0.95rem;
  color: var(--text-soft);
}

.jy-adv__list b { display: block; color: var(--text); font-size: 1rem; margin-bottom: 0.15rem; }

.jy-adv__dot {
  width: 26px;
  height: 26px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  margin-top: 2px;
  color: #fff;
  font-size: 12px;
  background-image: var(--glass-blue-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* 视觉小场景：进度 / 分页 / 版面 */
.jy-mock {
  position: relative;
  width: min(100%, 380px);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: 12px;
}

.jy-mock__bar {
  height: 8px;
  border-radius: 99px;
  background: rgba(16, 23, 40, 0.1);
  overflow: hidden;
}

.jy-mock__bar i {
  display: block;
  height: 100%;
  border-radius: 99px;
  background-image: linear-gradient(90deg, var(--brand-mirror), var(--brand-bright));
  transition: width 1.2s var(--ease-out);
}

.jy-mock__lines { display: grid; gap: 8px; }
.jy-mock__lines span {
  height: 9px;
  border-radius: 99px;
  background: rgba(16, 23, 40, 0.09);
}
.jy-mock__lines span:nth-child(2) { width: 92%; }
.jy-mock__lines span:nth-child(3) { width: 78%; }
.jy-mock__lines span:nth-child(4) { width: 96%; }
.jy-mock__lines span:nth-child(5) { width: 58%; }

.jy-mock__pages { display: flex; gap: 6px; }
.jy-mock__pages span {
  flex: 1;
  height: 34px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--glass-bg-dim);
}
.jy-mock__pages span:nth-child(2) { background-image: var(--glass-blue-bg); border-color: transparent; }

html[data-theme="night"] .jy-mock__lines span { background: rgba(255, 255, 255, 0.12); }
html[data-theme="night"] .jy-mock__bar { background: rgba(255, 255, 255, 0.12); }

.jy-mock--reader { width: min(100%, 420px); justify-items: center; }

.jy-mock__page {
  width: 100%;
  border-radius: var(--radius-sm);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 20px 22px;
  display: grid;
  gap: 9px;
  box-shadow: 0 16px 34px rgba(17, 28, 54, 0.08);
}

.jy-mock__page span { height: 9px; border-radius: 99px; background: rgba(16, 23, 40, 0.08); }
.jy-mock__page span:nth-child(1) { width: 44%; height: 13px; }
.jy-mock__page span:nth-child(3) { width: 88%; }
.jy-mock__page span:nth-child(4) { width: 96%; }
.jy-mock__page span:nth-child(6) { width: 70%; }

html[data-theme="night"] .jy-mock__page span { background: rgba(255, 255, 255, 0.1); }

/* ------------------------------------------------------------ 用户评价 */
.jy-quotes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(272px, 1fr));
  gap: clamp(14px, 2vw, 20px);
}

.jy-quote {
  border-radius: var(--radius-lg);
  padding: clamp(22px, 2.4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.5s var(--ease-out), box-shadow 0.5s var(--ease-out);
}

.jy-quote:hover { transform: translateY(-5px); box-shadow: var(--glass-shadow-lg), var(--glass-inner); }

.jy-quote__stars { color: var(--brand-bright); font-size: 0.9rem; letter-spacing: 0.18em; }
.jy-quote p { font-size: 0.97rem; color: var(--text-soft); line-height: 1.88; }
.jy-quote__who { display: flex; align-items: center; gap: 0.7rem; margin-top: auto; }

.jy-quote__avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  flex: none;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  background: var(--glass-blue-bg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.32);
}

.jy-quote__who b { display: block; font-size: 0.9rem; }
.jy-quote__who span { font-size: 0.78rem; color: var(--text-mute); }

/* ------------------------------------------------------------ 权益说明 */
.jy-rights {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}

@media (max-width: 900px) { .jy-rights { grid-template-columns: 1fr; } }

.jy-rights__panel {
  border-radius: var(--radius-xl);
  padding: clamp(24px, 3vw, 36px);
}

.jy-rights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(228px, 1fr));
  gap: 12px;
}

.jy-right {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--glass-bg-dim);
  transition: transform 0.4s var(--ease-out), background-color 0.4s;
}

.jy-right:hover { transform: translateY(-3px); background: var(--glass-bg); }
.jy-right b { font-size: 0.96rem; display: block; margin-bottom: 0.18rem; }
.jy-right p { font-size: 0.85rem; color: var(--text-mute); line-height: 1.7; }
.jy-right__mark { color: var(--brand-mirror); margin-top: 2px; }
.jy-right__mark svg { width: 19px; height: 19px; }

/* ------------------------------------------------------------------ FAQ */
.jy-faq { display: grid; gap: 10px; max-width: 56rem; margin-inline: auto; }

.jy-faq__item {
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.4s var(--ease-soft);
}

.jy-faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.3rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: start;
  color: var(--text);
}

.jy-faq__q i {
  flex: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  color: var(--text-soft);
  font-style: normal;
  font-size: 15px;
  line-height: 1;
  transition: transform 0.42s var(--ease-out), background-color 0.3s, color 0.3s;
}

.jy-faq__item[open] .jy-faq__q i,
.jy-faq__item.is-open .jy-faq__q i { transform: rotate(45deg); background: var(--brand-mirror); color: #fff; border-color: transparent; }

.jy-faq__a {
  padding: 0 1.3rem 1.15rem;
  font-size: 0.93rem;
  color: var(--text-soft);
  line-height: 1.85;
}

/* 以 details 实现，天然可访问 */
details.jy-faq__item > summary { list-style: none; cursor: pointer; }
details.jy-faq__item > summary::-webkit-details-marker { display: none; }

/* --------------------------------------------------------------- 底部 CTA */
.jy-cta {
  border-radius: var(--radius-xl);
  padding: clamp(32px, 5vw, 64px);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.jy-cta::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto;
  height: 90%;
  background: radial-gradient(closest-side, rgba(47, 107, 255, 0.22), transparent 70%);
  pointer-events: none;
}

.jy-cta > * { position: relative; }
.jy-cta h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); margin-bottom: 0.7rem; }
.jy-cta p { color: var(--text-soft); max-width: 40rem; margin: 0 auto 1.8rem; }
.jy-cta__row { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; align-items: center; }

/* ------------------------------------------------------------------ 页脚 */
.jy-footer {
  margin-top: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--line);
  background: var(--glass-bg-dim);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
}

.jy-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(24px, 4vw, 48px);
  padding-block: clamp(36px, 5vw, 60px) clamp(22px, 3vw, 34px);
}

@media (max-width: 860px) { .jy-footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .jy-footer__grid { grid-template-columns: 1fr; } }

.jy-footer h3 { font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mute); margin-bottom: 0.9rem; font-weight: 700; }
.jy-footer__links { display: grid; gap: 0.62rem; }
.jy-footer__links a { font-size: 0.92rem; color: var(--text-soft); transition: color 0.25s; }
.jy-footer__links a:hover { color: var(--brand-mirror); }
.jy-footer__about p { font-size: 0.9rem; color: var(--text-soft); line-height: 1.85; max-width: 30rem; margin-top: 0.9rem; }

.jy-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-block: 18px clamp(20px, 3vw, 30px);
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  color: var(--text-mute);
}

.jy-footer__bottom nav { display: flex; gap: 18px; flex-wrap: wrap; }
.jy-footer__bottom a:hover { color: var(--text-soft); }

/* ------------------------------------------------- 右下角悬浮投稿控件 */
.jy-fab {
  position: fixed;
  right: clamp(16px, 3vw, 30px);
  bottom: clamp(16px, 3vw, 30px);
  z-index: var(--z-fab);
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  background-image: var(--glass-blue-bg);
  -webkit-backdrop-filter: blur(18px) saturate(190%);
  backdrop-filter: blur(18px) saturate(190%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: 0 16px 38px rgba(27, 71, 201, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.42);
  transition: transform 0.42s var(--ease-spring), box-shadow 0.42s var(--ease-soft);
}

.jy-fab::before {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  background: radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.42), transparent 58%);
  pointer-events: none;
}

.jy-fab:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 22px 50px rgba(27, 71, 201, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.5); }
.jy-fab:active { transform: scale(0.96); }
.jy-fab svg { width: 24px; height: 24px; position: relative; }

@media (max-width: 640px) {
  .jy-fab { width: 54px; height: 54px; }
}

/* 投稿抽屉 */
.jy-submit-panel {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-drawer) + 10);
  display: flex;
  justify-content: flex-end;
  align-items: stretch;
  background: rgba(12, 18, 32, 0.3);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-soft), visibility 0.4s;
}

.jy-submit-panel.is-open { opacity: 1; visibility: visible; }

.jy-submit-panel__box {
  width: min(100%, 500px);
  margin: 12px;
  border-radius: var(--radius-lg);
  padding: clamp(20px, 3vw, 30px);
  overflow-y: auto;
  transform: translateX(18px) scale(0.99);
  transition: transform 0.45s var(--ease-out);
}

.jy-submit-panel.is-open .jy-submit-panel__box { transform: none; }

.jy-submit-panel__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.jy-submit-panel__top h2 { font-size: 1.3rem; }
.jy-submit-panel__top p { font-size: 0.86rem; color: var(--text-mute); margin-top: 0.35rem; line-height: 1.7; }

.jy-close {
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--text-soft);
  transition: background-color 0.3s, color 0.3s, transform 0.3s var(--ease-spring);
}
.jy-close:hover { background: var(--glass-bg-strong); color: var(--text); transform: rotate(90deg); }
.jy-close svg { width: 16px; height: 16px; }

/* ---------------------------------------------------- 网页端 / 客户端差异 */
.jy-client-only { display: none; }
html[data-client="1"] .jy-client-only { display: block; }
html[data-client="1"] .jy-web-only { display: none !important; }

.jy-client-note {
  margin: 0 0 clamp(20px, 3vw, 32px);
  padding: 18px 20px;
  border-radius: var(--radius);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-soft);
  line-height: 1.7;
}
.jy-client-note b { color: var(--text); }
.jy-client-note svg { width: 20px; height: 20px; flex: none; color: var(--accent-ink); margin-top: 2px; }