.page-products {
  --prod-red: #E63946;
  --prod-blue: #2A9DF4;
  --prod-gold: #FFC940;
  --prod-bg: #F5F6F8;
  --prod-surface: #FFFFFF;
  --prod-ink: #1A1A1A;
  --prod-muted: #6B7280;
  --prod-border: #D1D5DB;
  --prod-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  --prod-dark: #0F1115;
  font-family: var(--font-body);
  color: var(--prod-ink);
  background: var(--prod-bg);
  overflow: clip;
}

.page-products .prod-section-desc {
  margin-top: 6px;
  color: var(--prod-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 680px;
}

/* ===== Hero 首屏 ===== */
.page-products .prod-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 18%, rgba(230, 57, 70, 0.06) 0, transparent 32%),
    radial-gradient(circle at 88% 82%, rgba(42, 157, 244, 0.09) 0, transparent 32%),
    linear-gradient(180deg, #FFFFFF 0%, #F5F6F8 100%);
}

.page-products .prod-hero::before {
  content: "";
  position: absolute;
  top: -12%;
  left: 38%;
  width: 46%;
  height: 126%;
  background: linear-gradient(135deg, rgba(42, 157, 244, 0.05), rgba(230, 57, 70, 0.04));
  transform: skewX(-14deg);
  z-index: 0;
  pointer-events: none;
}

.page-products .prod-hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: -8%;
  width: 38%;
  height: 10px;
  background: linear-gradient(90deg, var(--prod-red), var(--prod-gold));
  transform: rotate(-8deg);
  transform-origin: top right;
  z-index: 1;
  pointer-events: none;
}

.page-products .prod-hero__grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 32px;
  padding-block: 32px 44px;
}

.page-products .prod-hero__media {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.page-products .prod-phone {
  position: relative;
  width: 250px;
  height: 520px;
  max-width: 100%;
  border-radius: 36px;
  background: #0F1115;
  border: 2px solid #1A1A1A;
  padding: 10px;
  box-shadow: var(--prod-shadow), inset 0 0 0 2px rgba(255, 255, 255, 0.08);
  transform: rotate(-3deg);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-products .prod-hero__media:hover .prod-phone {
  transform: rotate(0deg) translateY(-6px);
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.14), inset 0 0 0 2px rgba(255, 255, 255, 0.1);
}

.page-products .prod-phone__notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 86px;
  height: 18px;
  border-radius: 10px;
  background: #1A1A1A;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.28);
  z-index: 2;
}

.page-products .prod-phone__screen {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 26px;
  overflow: hidden;
  background: #fff;
}

.page-products .prod-phone__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-products .prod-phone__caption {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(26, 26, 26, 0.78);
  color: #FFFFFF;
  font-size: 0.72rem;
  padding: 4px 12px;
  border-radius: 14px;
  letter-spacing: 0.08em;
  white-space: nowrap;
  z-index: 2;
}

.page-products .prod-hero__stamp {
  display: inline-block;
  padding: 4px 12px;
  border: 1px solid var(--prod-border);
  border-radius: 3px;
  background: var(--prod-surface);
  color: var(--prod-muted);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  transform: rotate(-2deg);
}

.page-products .prod-hero__content {
  min-width: 0;
}

.page-products .prod-hero__kicker {
  margin: 0 0 10px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--prod-blue);
}

.page-products .prod-hero__title {
  margin: 0 0 14px;
  font-family: var(--font-headline);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: 0.01em;
  color: var(--prod-ink);
}

.page-products .prod-hero__title-sub {
  display: block;
  margin-top: 6px;
  font-size: 1.06rem;
  font-weight: 700;
  color: var(--prod-red);
  line-height: 1.3;
}

.page-products .prod-hero__lead {
  margin: 0;
  font-size: 0.98rem;
  line-height: 1.7;
  color: var(--prod-muted);
  max-width: 620px;
}

.page-products .prod-hero__toc {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-products .prod-hero__toc a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--prod-border);
  background: var(--prod-surface);
  border-radius: 4px;
  color: var(--prod-ink);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  transition: border-color 0.25s ease, color 0.25s ease, background 0.25s ease;
}

.page-products .prod-hero__toc a:hover {
  border-color: var(--prod-red);
  color: var(--prod-red);
  background: #FDECEC;
}

.page-products .prod-hero__toc-arrow {
  font-family: var(--font-mono);
  transition: transform 0.25s ease;
}

.page-products .prod-hero__toc a:hover .prod-hero__toc-arrow {
  transform: translateX(4px);
}

/* ===== 功能总览 ===== */
.page-products .prod-features,
.page-products .prod-highlights,
.page-products .prod-versions,
.page-products .prod-compat,
.page-products .prod-sync {
  padding-block: 52px 44px;
}

.page-products .prod-features__layout {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.page-products .prod-features__list {
  min-width: 0;
}

.page-products .fcard {
  border: 1px solid var(--prod-border);
  background: var(--prod-surface);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.page-products .fcard:hover {
  box-shadow: var(--prod-shadow);
  border-color: rgba(230, 57, 70, 0.32);
}

.page-products .fcard[open] {
  border-color: rgba(42, 157, 244, 0.5);
}

.page-products .fcard__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-body);
}

.page-products .fcard__head::-webkit-details-marker {
  display: none;
}

.page-products .fcard__idx {
  color: var(--prod-blue);
  font-weight: 700;
  font-size: 0.82rem;
  background: #E8F4FD;
  border-radius: 3px;
  padding: 2px 6px;
  flex-shrink: 0;
}

.page-products .fcard__name {
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--prod-ink);
  flex: 1;
}

.page-products .fcard__mark {
  margin-left: auto;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--prod-muted);
  transition: transform 0.25s ease, color 0.25s ease;
  flex-shrink: 0;
}

.page-products .fcard[open] .fcard__mark {
  transform: rotate(45deg);
  color: var(--prod-red);
}

.page-products .fcard__body {
  margin: 0 16px 14px;
  padding: 12px 14px;
  border-top: 1px dashed var(--prod-border);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--prod-muted);
}

.page-products .fcard__body p,
.page-products .prod-hl__text,
.page-products .ver-node__body p,
.page-products .prod-sync__step-note {
  margin: 0;
}

.page-products .prod-features__figure {
  position: relative;
  margin: 0;
  border: 1px solid var(--prod-border);
  border-radius: 8px;
  overflow: hidden;
  background: #E8F4FD;
  box-shadow: var(--prod-shadow);
  align-self: start;
}

.page-products .prod-features__figure::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--prod-blue) 0%, var(--prod-blue) 48%, transparent 50%);
  z-index: 1;
}

.page-products .prod-features__figure img,
.page-products .prod-hl__media img,
.page-products .prod-versions__media img,
.page-products .prod-sync__media img {
  display: block;
  width: 100%;
  height: auto;
}

.page-products .prod-features__figure figcaption,
.page-products .prod-hl__media figcaption,
.page-products .prod-versions__media figcaption,
.page-products .prod-sync__media figcaption {
  padding: 8px 14px;
  font-size: 0.76rem;
  color: var(--prod-muted);
  border-top: 1px solid var(--prod-border);
  background: var(--prod-surface);
  letter-spacing: 0.06em;
}

.page-products .prod-features__link,
.page-products .prod-versions__link {
  display: inline-block;
  margin-top: 10px;
  font-size: 0.84rem;
  text-decoration: none;
  color: var(--prod-blue);
  border-bottom: 1px dotted var(--prod-blue);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .prod-features__link:hover,
.page-products .prod-versions__link:hover {
  color: var(--prod-red);
  border-bottom-color: var(--prod-red);
}

/* ===== 移动专区亮点 ===== */
.page-products .prod-highlights {
  background: linear-gradient(180deg, #F5F6F8 0%, #E8F4FD 100%);
  border-block: 1px solid rgba(42, 157, 244, 0.16);
}

.page-products .prod-hl__layout {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.page-products .prod-hl__content {
  display: grid;
  gap: 12px;
}

.page-products .prod-hl__item {
  display: flex;
  gap: 14px;
  background: var(--prod-surface);
  border: 1px solid var(--prod-border);
  border-left: 4px solid var(--prod-blue);
  border-radius: 6px;
  padding: 16px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.page-products .prod-hl__item:hover {
  box-shadow: var(--prod-shadow);
  transform: translateY(-2px);
}

.page-products .prod-hl__idx {
  color: var(--prod-red);
  font-size: 1rem;
  font-weight: 800;
  background: #FDECEC;
  border-radius: 4px;
  padding: 4px 8px;
  line-height: 1;
  flex-shrink: 0;
  height: fit-content;
}

.page-products .prod-hl__title {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.4;
}

.page-products .prod-hl__text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--prod-muted);
}

.page-products .prod-hl__media {
  position: relative;
  margin: 0;
  border: 1px solid var(--prod-border);
  border-radius: 8px;
  overflow: hidden;
  background: #FFFFFF;
  box-shadow: var(--prod-shadow);
  align-self: center;
}

.page-products .prod-hl__media::after {
  content: "CALENDAR";
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(26, 26, 26, 0.78);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-radius: 3px;
}

.page-products .hl-stats {
  list-style: none;
  margin: 32px auto 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 780px;
}

.page-products .hl-stats__item {
  background: var(--prod-surface);
  border: 1px solid var(--prod-border);
  border-radius: 6px;
  padding: 16px 12px;
  text-align: center;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
}

.page-products .hl-stats__num {
  display: block;
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--prod-red);
  line-height: 1.1;
}

.page-products .hl-stats__num::after {
  content: "";
  display: block;
  width: 26px;
  height: 3px;
  margin: 8px auto;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--prod-blue), var(--prod-gold));
}

.page-products .hl-stats__label {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--prod-muted);
}

/* ===== 版本历史 ===== */
.page-products .prod-versions {
  background: var(--prod-surface);
}

.page-products .prod-versions__media {
  margin: 26px 0 0;
  border: 1px solid var(--prod-border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--prod-shadow);
  background: var(--prod-surface);
}

.page-products .ver-track {
  margin-top: 26px;
}

.page-products .ver-node {
  background: var(--prod-bg);
  border: 1px solid var(--prod-border);
  border-top: 4px solid var(--prod-blue);
  border-radius: 6px;
  margin-bottom: 10px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
  overflow: hidden;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.page-products .ver-node:nth-child(even) {
  border-top-color: var(--prod-red);
}

.page-products .ver-node:hover {
  box-shadow: var(--prod-shadow);
  border-color: rgba(230, 57, 70, 0.35);
}

.page-products .ver-node[open] {
  border-color: var(--prod-red);
}

.page-products .ver-node--current {
  border-top-color: var(--prod-gold);
  background: #FFF6D6;
}

.page-products .ver-node__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  position: relative;
}

.page-products .ver-node__head::-webkit-details-marker {
  display: none;
}

.page-products .ver-node__head::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--prod-blue);
  border: 2px solid var(--prod-surface);
  box-shadow: 0 0 0 2px var(--prod-blue);
  flex-shrink: 0;
  align-self: center;
}

.page-products .ver-node:nth-child(even) .ver-node__head::before {
  background: var(--prod-red);
  box-shadow: 0 0 0 2px var(--prod-red);
}

.page-products .ver-node--current .ver-node__head::before {
  background: var(--prod-gold);
  box-shadow: 0 0 0 2px var(--prod-gold);
}

.page-products .ver-node__version {
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: var(--prod-ink);
}

.page-products .ver-node__year {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--prod-muted);
  letter-spacing: 0.06em;
}

.page-products .ver-node__tag {
  font-size: 0.72rem;
}

.page-products .ver-node__body {
  margin: 0 14px 14px;
  padding: 12px 14px;
  border-top: 1px dashed var(--prod-border);
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--prod-muted);
}

.page-products .prod-versions__link {
  margin-top: 18px;
}

/* ===== 下载与兼容 ===== */
.page-products .prod-compat {
  background: var(--prod-dark);
  color: #FFFFFF;
}

.page-products .prod-compat .section-title {
  color: #FFFFFF;
}

.page-products .prod-compat .section-sub {
  color: var(--prod-gold);
}

.page-products .prod-compat .prod-section-desc {
  color: rgba(255, 255, 255, 0.68);
}

.page-products .prod-compat__card {
  margin-top: 24px;
  padding: 30px 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
  text-align: center;
}

.page-products .prod-compat__lead {
  margin: 0 0 12px;
  font-family: var(--font-headline);
  font-size: 1.32rem;
  font-weight: 800;
  line-height: 1.3;
  color: #FFFFFF;
}

.page-products .prod-compat__note {
  margin: 0 auto 22px;
  max-width: 580px;
  font-size: 0.94rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.75);
}

.page-products .prod-compat__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 28px;
}

.page-products .prod-dl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 4px;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 0.1s ease, background 0.25s ease, box-shadow 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.page-products .prod-dl-btn--main {
  background: var(--prod-red);
  color: #FFFFFF;
}

.page-products .prod-dl-btn--main:hover {
  background: #C62F3B;
  box-shadow: 0 8px 22px rgba(230, 57, 70, 0.38);
}

.page-products .prod-dl-btn--ghost {
  background: transparent;
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.35);
}

.page-products .prod-dl-btn--ghost:hover {
  border-color: var(--prod-gold);
  color: var(--prod-gold);
  background: rgba(255, 255, 255, 0.08);
}

.page-products .prod-dl-btn:active {
  transform: scale(0.96);
}

.page-products .prod-compat__list {
  list-style: none;
  margin: 0 auto 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  max-width: 560px;
  text-align: left;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
}

.page-products .prod-compat__list li {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 4px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.04);
}

.page-products .prod-compat__list span {
  color: var(--prod-gold);
  font-weight: 700;
  margin-right: 4px;
}

.page-products .prod-compat__contact {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.62);
}

/* ===== 跨设备同步 ===== */
.page-products .prod-sync {
  background: var(--prod-surface);
  border-block: 1px solid var(--prod-border);
}

.page-products .prod-sync__grid {
  display: grid;
  gap: 24px;
  margin-top: 24px;
}

.page-products .prod-sync__steps {
  list-style: none;
  counter-reset: syncCount;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .prod-sync__steps li {
  counter-increment: syncCount;
  position: relative;
  border: 1px solid var(--prod-border);
  border-radius: 6px;
  background: var(--prod-bg);
  padding: 16px 16px 16px 58px;
}

.page-products .prod-sync__steps li::before {
  content: counter(syncCount, decimal-leading-zero);
  position: absolute;
  left: 14px;
  top: 16px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.84rem;
  color: var(--prod-red);
  background: #FDECEC;
  border-radius: 4px;
  padding: 3px 7px;
}

.page-products .prod-sync__step-title {
  display: block;
  font-weight: 700;
  font-size: 0.96rem;
  margin-bottom: 5px;
}

.page-products .prod-sync__step-note {
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--prod-muted);
}

.page-products .prod-sync__media {
  margin: 0;
  border: 1px solid var(--prod-border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--prod-surface);
  box-shadow: var(--prod-shadow);
  position: relative;
  align-self: center;
}

.page-products .prod-sync__media::after {
  content: "SYNC";
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--prod-gold);
  color: var(--prod-ink);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border-radius: 3px;
}

.page-products .prod-sync__callout {
  margin-top: 24px;
}

/* ===== 响应式增强 ===== */
@media (min-width: 760px) {
  .page-products .prod-hero__title {
    font-size: 2.7rem;
  }

  .page-products .prod-hero__title-sub {
    font-size: 1.18rem;
  }

  .page-products .hl-stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-products .ver-track {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    position: relative;
    margin-top: 34px;
  }

  .page-products .ver-track::before {
    content: "";
    position: absolute;
    top: 19px;
    left: 5%;
    right: 5%;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--prod-red) 0%, var(--prod-blue) 45%, var(--prod-gold) 100%);
    opacity: 0.32;
    z-index: 0;
  }

  .page-products .ver-node {
    margin-bottom: 0;
    position: relative;
    z-index: 1;
    align-self: start;
  }

  .page-products .ver-node__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding-top: 18px;
  }

  .page-products .ver-node__year {
    margin-left: 0;
  }

  .page-products .prod-compat__list {
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
  }
}

@media (min-width: 960px) {
  .page-products .prod-hero__grid {
    grid-template-columns: minmax(300px, 380px) 1fr;
    align-items: center;
    gap: 56px;
    padding-block: 56px 72px;
  }

  .page-products .prod-hero__media {
    justify-self: center;
  }

  .page-products .prod-features__layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
    gap: 36px;
  }

  .page-products .prod-hl__layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 36px;
  }

  .page-products .prod-sync__grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 40px;
  }
}