:root {
  color-scheme: light;
  --ink: #17191f;
  --muted: #697181;
  --paper: #f1f3f6;
  --sheet: #fffdf8;
  --line: rgba(23, 25, 31, 0.13);
  --accent: #2757c8;
  --accent-soft: rgba(39, 87, 200, 0.12);
  --accent-2: #1d8a82;
  --gold: #d6a84a;
  --shadow: 0 28px 80px rgba(18, 23, 34, 0.2);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --turn-duration: 1500ms;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body.album-body {
  overflow: hidden;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.72), transparent 34%),
    linear-gradient(145deg, var(--paper), #dfe5ed);
}

.album-shell {
  width: 100vw;
  height: 100svh;
  display: grid;
  place-items: center;
  padding: max(12px, env(safe-area-inset-top)) 12px max(12px, env(safe-area-inset-bottom));
  outline: none;
}

.phone-album {
  position: relative;
  width: min(100%, 430px);
  height: min(100%, 860px);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 28px;
  background: var(--sheet);
  box-shadow: var(--shadow);
  isolation: isolate;
  perspective: 1500px;
}

.phone-album::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 9;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.58), inset 0 -80px 120px rgba(0, 0, 0, 0.04);
}

.album-pages,
.tap-zone {
  position: absolute;
  inset: 0;
}

.album-pages {
  transform-style: preserve-3d;
  perspective: 1500px;
}

.album-pages::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 18;
  opacity: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.08) 5%, transparent 18% 82%, rgba(255, 255, 255, 0.18) 92%, transparent),
    radial-gradient(ellipse at left center, rgba(0, 0, 0, 0.14), transparent 42%);
  transform: scaleX(0.98);
}

.is-turning .album-pages::after {
  animation: pageSpineShadow var(--turn-duration) var(--ease) both;
}

.tap-zone {
  z-index: 20;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.album-page {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  gap: 22px;
  padding: 34px 26px 52px;
  overflow: hidden;
  opacity: 0;
  transform: translateX(5%) rotateY(-5deg) scale(0.992);
  transform-style: preserve-3d;
  backface-visibility: hidden;
  filter: blur(4px);
  pointer-events: none;
  transition:
    opacity 940ms var(--ease),
    transform var(--turn-duration) var(--ease),
    filter 940ms var(--ease);
}

.album-page.active {
  opacity: 1;
  transform: translateX(0) scale(1);
  filter: blur(0);
  pointer-events: auto;
  z-index: 4;
}

.album-page.entering-right {
  animation: pageRevealForward var(--turn-duration) var(--ease) both;
}

.album-page.entering-left {
  animation: pageRevealBackward var(--turn-duration) var(--ease) both;
}

.album-page.leaving-left {
  z-index: 12;
  transform-origin: left center;
  animation: pageFlipForward var(--turn-duration) var(--ease) both;
}

.album-page.leaving-right {
  z-index: 12;
  transform-origin: right center;
  animation: pageFlipBackward var(--turn-duration) var(--ease) both;
}

.album-page.leaving-left::before,
.album-page.leaving-right::before {
  animation: pageCurlGlow var(--turn-duration) var(--ease) both;
}

.album-page.leaving-left::after,
.album-page.leaving-right::after {
  animation: pageTurnShadow var(--turn-duration) var(--ease) both;
}

@keyframes pageRevealForward {
  from {
    opacity: 0.52;
    transform: translateX(1.8%) scale(0.994);
    filter: blur(1.4px);
  }
  62% {
    opacity: 0.78;
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
    filter: blur(0);
  }
}

@keyframes pageRevealBackward {
  from {
    opacity: 0.52;
    transform: translateX(-1.8%) scale(0.994);
    filter: blur(1.4px);
  }
  62% {
    opacity: 0.78;
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
    filter: blur(0);
  }
}

@keyframes pageFlipForward {
  from {
    opacity: 1;
    transform: translateX(0) rotateY(0) scale(1);
    filter: blur(0);
  }
  48% {
    opacity: 1;
    transform: translateX(-0.6%) rotateY(-34deg) scale(0.998);
    filter: blur(0);
  }
  78% {
    opacity: 0.96;
    transform: translateX(-2.4%) rotateY(-68deg) scale(0.997);
    filter: blur(1px);
  }
  to {
    opacity: 0;
    transform: translateX(-4.8%) rotateY(-96deg) scale(0.996);
    filter: blur(2px);
  }
}

@keyframes pageFlipBackward {
  from {
    opacity: 1;
    transform: translateX(0) rotateY(0) scale(1);
    filter: blur(0);
  }
  48% {
    opacity: 1;
    transform: translateX(0.6%) rotateY(34deg) scale(0.998);
    filter: blur(0);
  }
  78% {
    opacity: 0.96;
    transform: translateX(2.4%) rotateY(68deg) scale(0.997);
    filter: blur(1px);
  }
  to {
    opacity: 0;
    transform: translateX(4.8%) rotateY(96deg) scale(0.996);
    filter: blur(2px);
  }
}

.album-page::before,
.album-page::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.album-page::before {
  inset: 0;
  z-index: 2;
  opacity: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.52), rgba(255, 255, 255, 0.18) 16%, transparent 36%, rgba(0, 0, 0, 0.14) 76%, rgba(0, 0, 0, 0.28)),
    linear-gradient(270deg, rgba(255, 255, 255, 0.24), transparent 34%);
}

.album-page::after {
  content: "";
  inset: auto -20% -18% -20%;
  height: 34%;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.08), transparent 68%);
}

@keyframes pageTurnShadow {
  0% {
    opacity: 0;
  }
  42% {
    opacity: 0.32;
  }
  100% {
    opacity: 0;
  }
}

@keyframes pageCurlGlow {
  0% {
    opacity: 0;
    transform: translateX(0);
  }
  36% {
    opacity: 0.42;
  }
  74% {
    opacity: 0.26;
  }
  100% {
    opacity: 0;
    transform: translateX(0);
  }
}

@keyframes pageSpineShadow {
  0% {
    opacity: 0;
    transform: scaleX(0.98);
  }
  36% {
    opacity: 0.28;
  }
  78% {
    opacity: 0.18;
  }
  100% {
    opacity: 0;
    transform: scaleX(1);
  }
}

.album-kicker,
.album-label,
.album-meta span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.album-title {
  margin: 0;
  font-size: clamp(38px, 13vw, 68px);
  line-height: 0.96;
  letter-spacing: 0;
}

.album-heading {
  margin: 0;
  font-size: clamp(28px, 9vw, 44px);
  line-height: 1.05;
  letter-spacing: 0;
}

.album-copy {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
}

.album-hero-card,
.photo-frame,
.work-frame,
.mini-card,
.timeline-card,
.contact-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.album-hero-card {
  min-height: 280px;
  display: grid;
  align-items: end;
  padding: 22px;
  color: #fff;
  background:
    linear-gradient(180deg, transparent 20%, rgba(0, 0, 0, 0.55)),
    linear-gradient(135deg, var(--accent), var(--accent-2));
}

.album-hero-card strong,
.photo-frame strong,
.work-frame strong {
  display: block;
  font-size: 24px;
}

.album-hero-card span,
.photo-frame span,
.work-frame span {
  display: block;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.78);
}

.album-meta,
.mini-grid,
.work-grid,
.contact-grid,
.timeline-list {
  display: grid;
  gap: 12px;
}

.album-meta {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.album-meta div,
.mini-card,
.timeline-card,
.contact-card {
  padding: 16px;
}

.album-meta strong,
.mini-card strong,
.timeline-card strong,
.contact-card strong {
  display: block;
  margin-top: 8px;
  font-size: 18px;
}

.mini-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.mini-card p,
.timeline-card p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.photo-frame,
.work-frame {
  min-height: 176px;
  display: grid;
  align-items: end;
  padding: 18px;
  color: #fff;
  overflow: hidden;
  background:
    linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.58)),
    linear-gradient(135deg, var(--accent), var(--gold));
}

.work-grid {
  grid-template-columns: 1fr;
}

.work-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-grid {
  grid-template-columns: 1fr;
}

.album-progress {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  z-index: 30;
  display: grid;
  gap: 8px;
  pointer-events: none;
}

.album-count {
  display: flex;
  justify-content: space-between;
  color: rgba(23, 25, 31, 0.52);
  font-size: 12px;
  font-weight: 900;
}

.progress-track {
  height: 3px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 25, 31, 0.12);
}

.progress-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transition: width 620ms var(--ease);
}

.tap-hint {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 10;
  color: rgba(23, 25, 31, 0.46);
  font-size: 12px;
  font-weight: 900;
}

.album-theme-business {
  --paper: #eef2f6;
  --sheet: #fffefd;
  --accent: #123c69;
  --accent-2: #1e8278;
  --gold: #c99b37;
}

.album-theme-tech {
  --paper: #111720;
  --sheet: #171d26;
  --ink: #f5f8fc;
  --muted: #a9b2c1;
  --line: rgba(255, 255, 255, 0.12);
  --accent: #72f0d0;
  --accent-2: #78a9ff;
  --gold: #f1c45f;
}

.album-theme-tech .phone-album {
  background:
    linear-gradient(90deg, rgba(114, 240, 208, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(120, 169, 255, 0.08) 1px, transparent 1px),
    var(--sheet);
  background-size: 30px 30px;
}

.album-theme-tech .mini-card,
.album-theme-tech .timeline-card,
.album-theme-tech .contact-card,
.album-theme-tech .album-meta div {
  background: rgba(255, 255, 255, 0.06);
}

.album-theme-tech .tap-hint,
.album-theme-tech .album-count {
  color: rgba(245, 248, 252, 0.52);
}

.album-theme-creative {
  --paper: #f1ebe3;
  --sheet: #fff8ee;
  --accent: #e04d32;
  --accent-2: #117f88;
  --gold: #f0b84c;
}

.album-theme-creative .album-page {
  background:
    radial-gradient(circle at 18% 16%, rgba(224, 77, 50, 0.12), transparent 32%),
    radial-gradient(circle at 88% 80%, rgba(17, 127, 136, 0.12), transparent 34%);
}

.album-theme-magazine {
  --paper: #e9e1d6;
  --sheet: #fffdf7;
  --accent: #8b2230;
  --accent-2: #2a6670;
  --gold: #bf9548;
}

.album-theme-magazine .album-title {
  font-size: clamp(42px, 14vw, 74px);
}

.album-theme-tayho {
  --paper: #e9eef6;
  --sheet: #ffffff;
  --ink: #1d2027;
  --muted: #606977;
  --line: rgba(0, 61, 166, 0.16);
  --accent: #003DA6;
  --accent-2: #2869c9;
  --gold: #cbbc8d;
  --tayho-gold: #cbbc8d;
  --tayho-gray: #b3b3b4;
}

.album-theme-tayho body,
.album-theme-tayho .phone-album {
  font-family: "HONOR Sans CN", "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
}

.album-theme-tayho .phone-album {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 251, 255, 0.98)),
    var(--sheet);
}

.album-theme-tayho .album-page {
  background:
    linear-gradient(90deg, rgba(0, 61, 166, 0.06), transparent 38%),
    linear-gradient(180deg, rgba(0, 61, 166, 0.04), transparent 36%);
}

.album-theme-tayho .album-page.tayho-cover {
  color: #fff;
  background:
    radial-gradient(circle at 22% 18%, rgba(198, 226, 255, 0.78), transparent 24%),
    radial-gradient(circle at 78% 32%, rgba(62, 124, 214, 0.74), transparent 28%),
    linear-gradient(135deg, #05070c 4%, #081936 35%, #003DA6 100%);
}

.album-theme-tayho .tayho-cover .album-kicker,
.album-theme-tayho .tayho-cover .album-copy {
  color: rgba(255, 255, 255, 0.86);
}

.tayho-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--accent);
  font-size: 28px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
}

.tayho-cover .tayho-wordmark {
  color: #fff;
}

.tayho-symbol {
  position: relative;
  display: inline-grid;
  width: 38px;
  height: 32px;
}

.tayho-symbol::before,
.tayho-symbol::after,
.tayho-symbol span {
  content: "";
  position: absolute;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: currentColor;
}

.tayho-symbol::before {
  left: 10px;
  top: 0;
}

.tayho-symbol::after {
  left: 0;
  bottom: 0;
}

.tayho-symbol span {
  right: 0;
  bottom: 0;
}

.tayho-rule {
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.tayho-blue-block {
  min-height: 250px;
  display: grid;
  align-content: end;
  gap: 12px;
  padding: 22px;
  border-radius: 18px;
  color: #fff;
  background: #003DA6;
}

.tayho-color-steps {
  display: grid;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--line);
}

.tayho-color-steps span {
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 14px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 12px;
  font-weight: 900;
}

.tayho-color-steps span:nth-child(1) { background: rgba(0, 61, 166, 0.1); color: rgba(0, 61, 166, 0.7); }
.tayho-color-steps span:nth-child(2) { background: rgba(0, 61, 166, 0.25); color: rgba(0, 61, 166, 0.78); }
.tayho-color-steps span:nth-child(3) { background: rgba(0, 61, 166, 0.4); }
.tayho-color-steps span:nth-child(4) { background: rgba(0, 61, 166, 0.55); }
.tayho-color-steps span:nth-child(5) { background: rgba(0, 61, 166, 0.7); }
.tayho-color-steps span:nth-child(6) { background: rgba(0, 61, 166, 0.85); }
.tayho-color-steps span:nth-child(7) { background: #003DA6; }

.tayho-safe-space {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 28px;
  border-radius: 18px;
  background:
    linear-gradient(90deg, rgba(179, 179, 180, 0.3) 12%, transparent 12% 88%, rgba(179, 179, 180, 0.3) 88%),
    linear-gradient(180deg, rgba(179, 179, 180, 0.28) 16%, transparent 16% 84%, rgba(179, 179, 180, 0.28) 84%);
}

.tayho-special-grid {
  display: grid;
  gap: 12px;
}

.tayho-special {
  min-height: 104px;
  display: grid;
  align-content: space-between;
  padding: 18px;
  border-radius: 18px;
  color: #fff;
  font-weight: 900;
}

.tayho-special.gold {
  background: #cbbc8d;
}

.tayho-special.gray {
  background: #b3b3b4;
}

.pdf-manual-shell {
  grid-template-rows: minmax(0, auto) auto;
  align-content: center;
  gap: 12px;
  background:
    radial-gradient(circle at 20% 12%, rgba(255, 255, 255, 0.65), transparent 30%),
    linear-gradient(135deg, #dfe7f3, #f7f9fc);
}

.pdf-manual-album {
  --turn-duration: 980ms;
  width: min(calc(100vw - 20px), 1180px);
  height: auto;
  aspect-ratio: 1048.82 / 595.276;
  max-height: calc(100svh - 64px);
  border-radius: 16px;
  background: #fff;
  perspective: none;
}

.pdf-manual-album .album-pages {
  background: #fff;
  perspective: none;
  transform-style: flat;
}

.pdf-manual-album .album-pages::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 22;
  opacity: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 39%, rgba(255, 255, 255, 0.78) 45%, rgba(255, 255, 255, 0.34) 49%, rgba(0, 61, 166, 0.14) 52%, rgba(0, 0, 0, 0.2) 56%, transparent 66%),
    linear-gradient(90deg, transparent 0 46%, rgba(255, 255, 255, 0.32) 50%, transparent 58%);
  transform: translate3d(42%, 0, 0);
}

.is-turning-forward .pdf-manual-album .album-pages::before {
  animation: pdfBookCurlBand var(--turn-duration) var(--ease) both;
}

.is-turning-backward .pdf-manual-album .album-pages::before {
  animation: pdfBookCurlBand var(--turn-duration) var(--ease) reverse both;
}

.pdf-manual-page {
  align-content: stretch;
  padding: 0;
  background: #fff;
  contain: layout paint;
  transform: translate3d(0, 0, 0) scale(1);
  transform-style: flat;
  backface-visibility: visible;
  filter: none;
  will-change: opacity, transform;
}

.pdf-manual-page.active {
  z-index: 16;
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  filter: none;
}

.pdf-manual-page.entering-right {
  z-index: 18;
  animation: pdfBookRevealForward var(--turn-duration) var(--ease) both;
}

.pdf-manual-page.entering-left {
  z-index: 18;
  animation: pdfBookRevealBackward var(--turn-duration) var(--ease) both;
}

.pdf-manual-page.leaving-left {
  z-index: 12;
  transform-origin: center;
  animation: pdfBookLeaveForward var(--turn-duration) var(--ease) both;
}

.pdf-manual-page.leaving-right {
  z-index: 12;
  transform-origin: center;
  animation: pdfBookLeaveBackward var(--turn-duration) var(--ease) both;
}

.pdf-manual-page.leaving-left::before,
.pdf-manual-page.leaving-right::before {
  animation: none;
}

.pdf-manual-page.leaving-left::after,
.pdf-manual-page.leaving-right::after {
  animation: pdfBookSweepShadow var(--turn-duration) var(--ease) both;
}

.pdf-manual-page::after {
  display: none;
}

.pdf-manual-page.leaving-left::after,
.pdf-manual-page.leaving-right::after {
  display: block;
  inset: 0;
  height: auto;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.46), transparent 30%, rgba(0, 0, 0, 0.22));
}

@keyframes pdfBookRevealForward {
  from {
    opacity: 1;
    transform: translate3d(96%, 0, 0) scale(0.998);
  }
  42% {
    opacity: 1;
    transform: translate3d(42%, 0, 0) scale(0.999);
  }
  72% {
    opacity: 1;
    transform: translate3d(9%, 0, 0) scale(1);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes pdfBookRevealBackward {
  from {
    opacity: 1;
    transform: translate3d(-96%, 0, 0) scale(0.998);
  }
  42% {
    opacity: 1;
    transform: translate3d(-42%, 0, 0) scale(0.999);
  }
  72% {
    opacity: 1;
    transform: translate3d(-9%, 0, 0) scale(1);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
}

@keyframes pdfBookLeaveForward {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
  72% {
    opacity: 1;
    transform: translate3d(-0.35%, 0, 0) scale(0.999);
  }
  100% {
    opacity: 0;
    transform: translate3d(-1.4%, 0, 0) scale(0.997);
  }
}

@keyframes pdfBookLeaveBackward {
  0% {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
  }
  72% {
    opacity: 1;
    transform: translate3d(0.35%, 0, 0) scale(0.999);
  }
  100% {
    opacity: 0;
    transform: translate3d(1.4%, 0, 0) scale(0.997);
  }
}

@keyframes pdfBookSweepShadow {
  0% {
    opacity: 0;
    transform: translate3d(38%, 0, 0);
  }
  24% {
    opacity: 0.24;
  }
  58% {
    opacity: 0.2;
    transform: translate3d(-8%, 0, 0);
  }
  100% {
    opacity: 0;
    transform: translate3d(-42%, 0, 0);
  }
}

@keyframes pdfBookCurlBand {
  0% {
    opacity: 0;
    transform: translate3d(42%, 0, 0);
  }
  22% {
    opacity: 0.88;
  }
  58% {
    opacity: 0.74;
    transform: translate3d(-8%, 0, 0);
  }
  100% {
    opacity: 0;
    transform: translate3d(-44%, 0, 0);
  }
}

.pdf-page-image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  background: #fff;
  color: transparent;
  font-size: 0;
  user-select: none;
  -webkit-user-drag: none;
}

.pdf-page-image:not([src]) {
  background:
    linear-gradient(90deg, rgba(0, 61, 166, 0.04), transparent 42%),
    #fff;
}

.pdf-manual-progress {
  position: static;
  width: min(calc(100vw - 32px), 1180px);
  z-index: 30;
  display: grid;
  gap: 8px;
  pointer-events: none;
}

.pdf-manual-progress .album-count {
  color: rgba(0, 61, 166, 0.72);
}

.pdf-manual-progress .progress-track {
  background: rgba(0, 61, 166, 0.14);
}

.album-loader {
  position: absolute;
  inset: 0;
  z-index: 45;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--accent);
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.96), rgba(246, 249, 254, 0.92) 58%, rgba(223, 231, 243, 0.88)),
    rgba(255, 255, 255, 0.92);
  transition:
    opacity 420ms var(--ease),
    visibility 420ms var(--ease);
}

.album-loader-mark {
  width: 38px;
  height: 38px;
  margin: 0 auto 14px;
  border: 3px solid rgba(0, 61, 166, 0.14);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: albumLoaderSpin 900ms linear infinite;
}

.album-loader p,
.album-loader span {
  margin: 0;
  letter-spacing: 0;
}

.album-loader p {
  font-size: 16px;
  font-weight: 900;
}

.album-loader span {
  display: block;
  margin-top: 8px;
  color: rgba(0, 61, 166, 0.62);
  font-size: 12px;
  font-weight: 700;
}

.is-ready .album-loader {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.is-load-failed .album-loader span {
  color: rgba(0, 61, 166, 0.78);
}

.is-load-failed .album-loader span::after {
  content: "，网络较慢，正在切换备用图片";
}

@keyframes albumLoaderSpin {
  to {
    transform: rotate(360deg);
  }
}

.chapter {
  color: var(--accent);
  font-size: 76px;
  font-weight: 900;
  line-height: 0.9;
}

@media (max-width: 430px) {
  .album-shell {
    padding: 0;
  }

  .phone-album {
    width: 100vw;
    height: 100svh;
    border: 0;
    border-radius: 0;
  }

  .album-page {
    padding: 32px 22px 50px;
  }

  .pdf-manual-shell {
    align-content: center;
    gap: 10px;
    padding: max(10px, env(safe-area-inset-top)) 0 max(10px, env(safe-area-inset-bottom));
  }

  .pdf-manual-album {
    width: 100vw;
    height: auto;
    aspect-ratio: 1048.82 / 595.276;
    max-height: calc(100svh - 68px);
    border: 0;
    border-radius: 0;
  }

  .pdf-manual-page {
    padding: 0;
  }

  .pdf-manual-progress {
    width: calc(100vw - 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .album-page,
  .progress-bar {
    animation: none;
    transition-duration: 1ms;
  }
}