:root {
  --orange: #ff8c1a;
  --orange-deep: #e67700;
  --orange-soft: rgba(255, 140, 26, 0.14);
  --cream: #fff6ec;
  --cream-2: #ffe8cc;
  --card: #fffaf4;
  --card-soft: #f4ebe1;
  --text: #2a2118;
  --muted: #6b5a48;
  --faint: #9a8a78;
  --line: rgba(255, 140, 26, 0.16);
  --shadow: 0 10px 28px rgba(255, 140, 26, 0.1);
  --radius: 18px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "ZCOOL XiaoWei", "Noto Sans SC", serif;
  --max: 720px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(800px 420px at 50% -8%, rgba(255, 159, 61, 0.28), transparent 58%),
    linear-gradient(180deg, #ffe9cb 0%, var(--cream) 28%, #fff9f2 100%);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  border: 0;
  background: none;
  cursor: pointer;
  color: inherit;
}

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.9rem 1.25rem;
  backdrop-filter: blur(10px);
  background: rgba(255, 245, 232, 0.86);
  border-bottom: 1px solid var(--line);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.12em;
}

.logo img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: cover;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.nav a:hover {
  color: var(--orange);
}

.m-hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.4rem 1.25rem 1.5rem;
  text-align: center;
}

.app-icon {
  width: 96px;
  height: 96px;
  margin: 0 auto 1rem;
  border-radius: 22px;
  object-fit: cover;
  display: block;
  box-shadow: 0 12px 28px rgba(255, 140, 26, 0.22);
}

.m-hero h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.4rem, 10vw, 3.2rem);
  color: var(--orange);
  letter-spacing: 0.16em;
  line-height: 1;
}

.pill-slogan {
  margin: 0.85rem auto 0.75rem;
  display: inline-flex;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 600;
}

.m-lede {
  margin: 0 auto;
  max-width: 26rem;
  color: var(--muted);
  font-size: 0.98rem;
}

.ver-chip {
  margin: 0.65rem auto 0;
  display: inline-flex;
  padding: 0.22rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--orange-deep);
  background: rgba(255, 140, 26, 0.12);
  border: 1px solid rgba(255, 140, 26, 0.22);
}

.m-cta {
  margin-top: 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  max-width: 26rem;
  margin-inline: auto;
}

.dl-row {
  display: flex;
  gap: 0.6rem;
  width: 100%;
}

.dl-row .btn {
  flex: 1;
  min-width: 0;
}

.dl-row-secondary {
  margin-top: 0.15rem;
  opacity: 0.92;
}

.dl-row-secondary .btn {
  min-height: 42px;
  font-size: 0.88rem;
  font-weight: 600;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  border-radius: 16px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.btn.block {
  width: 100%;
}

.btn.primary {
  background: linear-gradient(135deg, #ff9f3d, var(--orange));
  color: #fff;
  box-shadow: 0 8px 20px rgba(255, 140, 26, 0.32);
}

.btn.primary.large {
  min-height: 54px;
  padding-inline: 1.6rem;
}

.btn.soft {
  background: rgba(255, 255, 255, 0.78);
  color: var(--orange-deep);
  border: 1px solid rgba(255, 140, 26, 0.28);
}

.btn.soft.large {
  min-height: 54px;
  padding-inline: 1.4rem;
}

.btn.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px dashed rgba(255, 140, 26, 0.35);
}

.btn.is-disabled,
.btn.is-disabled:hover {
  transform: none;
  cursor: not-allowed;
  opacity: 0.72;
  box-shadow: none;
}

.btn-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: rgba(42, 33, 24, 0.08);
  color: var(--muted);
}

.btn.soft.is-disabled .btn-tag {
  background: rgba(255, 140, 26, 0.12);
  color: var(--orange-deep);
}

.m-section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem 1.25rem 0.5rem;
}

.m-h2 {
  margin: 0 0 0.95rem;
  font-size: 1.15rem;
  font-weight: 900;
  text-align: center;
}

.preview-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(220px, 78%);
  gap: 0.85rem;
  overflow-x: auto;
  padding: 0.15rem 0.1rem 0.85rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.preview-track::-webkit-scrollbar {
  height: 4px;
}

.preview-track::-webkit-scrollbar-thumb {
  background: rgba(255, 140, 26, 0.35);
  border-radius: 999px;
}

.preview-card {
  scroll-snap-align: center;
  display: flex;
  flex-direction: column;
}

.phone-lite {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 0.85rem 0.9rem 1rem;
  box-shadow: var(--shadow);
  height: 260px;
  min-height: 260px;
}

.phone-lite-bar {
  text-align: center;
  font-weight: 800;
  color: #fff;
  background: var(--orange);
  border-radius: 14px;
  padding: 0.55rem;
  margin-bottom: 0.75rem;
  letter-spacing: 0.06em;
}

.pl-item {
  margin: 0 0 0.5rem;
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  background: linear-gradient(135deg, #fff7ed, #fff);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.65rem 0.75rem;
  font-size: 0.88rem;
}

.pl-item.soft {
  background: #fff;
}

.pl-item span {
  color: var(--faint);
}

.pl-tag {
  margin: 0 0 0.45rem;
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: #8a7a68;
  background: #f3eee6;
  padding: 0.18rem 0.5rem;
  border-radius: 8px;
}

.pl-title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 900;
}

.pl-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.preview-cap {
  margin: 0.65rem 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  min-height: 1.5em;
}

.shot-track {
  display: flex;
  gap: 0.9rem;
  margin-top: 1.35rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: 1.25rem;
  -webkit-overflow-scrolling: touch;
  padding: 0.35rem 0.15rem 0.9rem;
}

.shot-track::-webkit-scrollbar {
  height: 4px;
}

.shot-track::-webkit-scrollbar-thumb {
  background: rgba(255, 140, 26, 0.35);
  border-radius: 999px;
}

.shot {
  flex: 0 0 196px;
  margin: 0;
  scroll-snap-align: center;
}

.shot img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 26px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: #fff;
}

.shot figcaption {
  margin: 0.55rem 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.feat-list {
  display: grid;
  gap: 0.75rem;
}

.feat-row {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0.85rem;
  align-items: start;
  background: var(--card-soft);
  border-radius: 16px;
  padding: 0.95rem 1rem;
  border: 1px solid transparent;
}

.feat-ico {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(255, 140, 26, 0.2), rgba(255, 140, 26, 0.05)),
    #fff;
  border: 1px solid var(--line);
  position: relative;
}

.feat-ico::after {
  content: "";
  position: absolute;
  inset: 14px;
  border-radius: 6px;
  background: var(--orange);
  opacity: 0.85;
}

.feat-ico.t2::after {
  border-radius: 50%;
}

.feat-ico.t3::after {
  clip-path: polygon(50% 8%, 92% 78%, 8% 78%);
  border-radius: 0;
}

.feat-ico.t4::after {
  inset: 15px 12px;
  border-radius: 3px;
  box-shadow: 0 8px 0 -2px rgba(255, 140, 26, 0.35);
}

.feat-row h3 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
}

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

.mp-panel {
  display: grid;
  gap: 1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.1rem 1rem 1.15rem;
  box-shadow: var(--shadow);
}

.mp-points {
  margin: 0;
  padding: 0 0 0 1.1rem;
  color: var(--text);
  font-size: 0.92rem;
}

.mp-points li {
  margin: 0.4rem 0;
}

.mp-note {
  margin: 0.85rem 0 0;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  background: rgba(255, 140, 26, 0.08);
  color: var(--muted);
  font-size: 0.84rem;
}

.mp-qr {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

.mp-qr-frame {
  width: 196px;
  height: 196px;
  padding: 12px;
  display: grid;
  place-items: center;
  background: #fff;
  border: 1px solid rgba(255, 140, 26, 0.28);
  border-radius: 18px;
  box-shadow: inset 0 0 0 6px rgba(255, 140, 26, 0.08);
}

.mp-qr-frame img {
  width: 168px;
  height: 168px;
  object-fit: contain;
  display: block;
}

.mp-qr-placeholder {
  display: none;
  width: 168px;
  height: 168px;
  place-items: center;
  border-radius: 8px;
  border: 1px dashed rgba(255, 140, 26, 0.45);
  background:
    linear-gradient(180deg, rgba(255, 140, 26, 0.08), rgba(255, 255, 255, 0.4));
  color: var(--orange-deep);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.mp-qr-frame.is-empty img {
  display: none;
}

.mp-qr-frame.is-empty .mp-qr-placeholder {
  display: grid;
}

.mp-qr figcaption {
  margin: 0;
  color: var(--ink, #3a2e24);
  font-size: 0.92rem;
  font-weight: 700;
  text-align: center;
}

.mp-qr-expire {
  margin: -0.25rem 0 0;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.section-lead {
  margin: -0.35rem auto 1rem;
  max-width: 32rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.version-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.15rem 1.1rem 1.2rem;
  box-shadow: var(--shadow);
}

.version-card.current {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 250, 244, 0.98)),
    var(--card);
}

.version-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
}

.version-label {
  margin: 0 0 0.2rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--orange);
  letter-spacing: 0.06em;
}

.version-head h3 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.version-head time {
  flex-shrink: 0;
  font-size: 0.82rem;
  color: var(--faint);
  font-weight: 600;
}

.version-summary {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.version-list {
  margin: 0;
  padding: 0 0 0 1.1rem;
  color: var(--text);
  font-size: 0.9rem;
}

.version-list li {
  margin: 0.35rem 0;
}

.version-note {
  margin: 0.9rem 0 0;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  background: rgba(255, 140, 26, 0.08);
  color: var(--muted);
  font-size: 0.82rem;
}

.changelog-list {
  margin-top: 0.85rem;
  display: grid;
  gap: 0.65rem;
}

.change-item {
  background: var(--card-soft);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  border: 1px solid transparent;
}

.change-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.3rem;
}

.change-meta strong {
  color: var(--orange-deep);
  font-size: 0.95rem;
}

.change-meta time,
.change-meta span {
  font-size: 0.78rem;
  color: var(--faint);
  font-weight: 600;
}

.change-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.download-band {
  padding-top: 1.5rem;
}

.download-inner {
  background: linear-gradient(135deg, #ff9f3d, var(--orange));
  color: #fff;
  border-radius: 24px;
  padding: 1.6rem 1.25rem;
  text-align: center;
  box-shadow: 0 16px 36px rgba(255, 140, 26, 0.3);
}

.download-inner h2 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
}

.download-inner p {
  margin: 0.35rem auto 1rem;
  max-width: 28rem;
  opacity: 0.95;
}

.download-actions {
  display: flex;
  gap: 0.7rem;
  max-width: 28rem;
  margin: 0 auto;
  width: 100%;
}

.download-actions .btn {
  flex: 1;
  min-width: 0;
}

.download-inner .btn.primary {
  background: #fff;
  color: var(--orange-deep);
  box-shadow: none;
}

.download-inner .btn.soft {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.42);
}

.download-inner .btn.soft .btn-tag {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.download-inner .btn.is-disabled {
  opacity: 0.88;
}

.fine {
  margin-top: 0.9rem !important;
  font-size: 0.8rem !important;
  opacity: 0.85 !important;
}

.contact {
  text-align: center;
  padding-bottom: 1.5rem;
}

.contact h2 {
  margin: 0 0 0.45rem;
  font-size: 1.2rem;
}

.contact p {
  color: var(--muted);
}

.contact a {
  color: var(--orange);
  font-weight: 700;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: center;
  margin-top: 0.85rem;
}

.foot {
  text-align: center;
  padding: 0.5rem 1rem 2rem;
  color: var(--faint);
  font-size: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  align-items: center;
}

.foot a {
  color: var(--orange);
  font-weight: 600;
}

.foot .beian {
  color: var(--faint);
  font-weight: 500;
  font-size: 0.8rem;
}

.foot .beian:hover {
  color: var(--orange);
}

@media (min-width: 860px) {
  .desktop-only {
    display: flex;
  }

  .m-hero {
    padding-top: 2.8rem;
  }

  .preview-track {
    grid-auto-flow: row;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-columns: unset;
    overflow: visible;
  }

  .shot-track {
    justify-content: center;
    overflow: visible;
  }

  .shot {
    flex-basis: 210px;
  }

  .feat-list {
    grid-template-columns: 1fr 1fr;
  }

  .mp-panel {
    grid-template-columns: 1fr 220px;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem 1.2rem;
  }

  .download-actions {
    max-width: 32rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn {
    transition: none;
  }
}