.page-products {
  --pgv-phone-width: min(250px, 72vw);
  --pgv-line-light: rgba(20, 29, 26, 0.10);
  --pgv-line-dark: rgba(242, 241, 232, 0.12);
  --pgv-card-shadow: 0 18px 48px rgba(11, 36, 30, 0.13);
  --pgv-gold-soft: rgba(213, 166, 79, 0.18);
  font-family: var(--font-body);
  background: var(--off-white);
  color: var(--dark-gray);
}

.page-products .container {
  position: relative;
}

.page-products .section-heading {
  margin-bottom: 26px;
}

.page-products .section-heading__note {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-gray);
  margin-bottom: 10px;
}

.page-products .section-heading h2 {
  font-family: var(--font-heading);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--deep-green);
}

/* ===== Hero ===== */
.page-products .pgv-hero {
  position: relative;
  background: var(--deep-green);
  color: var(--off-white);
  padding: 32px 0 56px;
  overflow: hidden;
}

.page-products .pgv-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(135deg, transparent 0%, transparent 38%, rgba(213, 166, 79, 0.10) 38%, rgba(213, 166, 79, 0.10) 39%, transparent 39%, transparent 100%),
    repeating-linear-gradient(90deg, rgba(242, 241, 232, 0.045) 0 1px, transparent 1px 52px);
  pointer-events: none;
}

.page-products .breadcrumb {
  font-size: 13px;
  color: rgba(242, 241, 232, 0.5);
  margin-bottom: 34px;
  position: relative;
  z-index: 1;
}

.page-products .breadcrumb a {
  color: rgba(242, 241, 232, 0.72);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-products .breadcrumb a:hover {
  color: var(--gold);
}

.page-products .breadcrumb span {
  margin: 0 8px;
}

.page-products .pgv-hero__grid {
  display: grid;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.page-products .pgv-hero__copy .tag {
  margin-bottom: 20px;
}

.page-products .pgv-hero__copy h1 {
  font-family: var(--font-heading);
  font-size: clamp(29px, 6vw, 52px);
  line-height: 1.14;
  letter-spacing: 0.02em;
  margin: 0 0 20px;
  max-width: 13em;
}

.page-products .pgv-hero__lead {
  font-size: 16px;
  line-height: 1.78;
  color: rgba(242, 241, 232, 0.82);
  max-width: 44em;
  margin: 0 0 30px;
}

.page-products .pgv-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-products .pgv-hero__actions .btn {
  padding: 13px 24px;
  font-size: 15px;
}

.page-products .pgv-hero__actions .btn--outline {
  border-color: rgba(242, 241, 232, 0.35);
  color: var(--off-white);
  background: transparent;
}

.page-products .pgv-hero__actions .btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(213, 166, 79, 0.08);
}

.page-products .pgv-hero__side {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.page-products .pgv-hero__stat {
  background: rgba(46, 75, 65, 0.65);
  border: 1px solid rgba(213, 166, 79, 0.22);
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-products .pgv-hero__num {
  font-family: var(--font-mono);
  font-size: 28px;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: -0.02em;
}

.page-products .pgv-hero__label {
  font-size: 12px;
  color: rgba(242, 241, 232, 0.55);
}

.page-products .pgv-hero__status {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 16px;
  background: rgba(184, 247, 42, 0.08);
  border: 1px solid rgba(184, 247, 42, 0.24);
  font-size: 13px;
  color: rgba(242, 241, 232, 0.82);
}

/* ===== 版本总览 ===== */
.page-products .pgv-overview {
  background: var(--off-white);
  padding: 72px 0 48px;
}

.page-products .pgv-overview__intro {
  max-width: 62em;
  font-size: 16px;
  line-height: 1.85;
  color: var(--mid-gray);
  margin: 0 0 44px;
}

.page-products .pgv-overview__grid {
  display: grid;
  gap: 40px;
}

.page-products .pgv-device {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: left;
  padding: 34px 26px 38px;
  background: #fff;
  border: 1px solid var(--pgv-line-light);
  box-shadow: 0 12px 28px rgba(11, 36, 30, 0.05);
}

.page-products .pgv-device--alt {
  background: var(--deep-green);
  color: var(--off-white);
  border-color: transparent;
  box-shadow: 0 20px 48px rgba(11, 36, 30, 0.25);
}

.page-products .pgv-device__phone {
  position: relative;
  width: var(--pgv-phone-width);
  aspect-ratio: 1 / 2;
  border-radius: 36px;
  padding: 10px;
  background: #0d2a23;
  border: 2px solid rgba(43, 66, 58, 0.9);
  box-shadow:
    0 0 0 2px rgba(213, 166, 79, 0.12),
    0 26px 56px rgba(11, 36, 30, 0.35);
  flex: none;
}

.page-products .pgv-device__phone::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 88px;
  max-width: 40%;
  height: 6px;
  border-radius: 4px;
  background: rgba(242, 241, 232, 0.14);
  z-index: 2;
}

.page-products .pgv-device__phone::after {
  content: "";
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: 55%;
  height: 4px;
  border-radius: 3px;
  background: rgba(242, 241, 232, 0.22);
  z-index: 2;
}

.page-products .pgv-device__screen {
  width: 100%;
  height: 100%;
  border-radius: 22px;
  overflow: hidden;
  background: var(--deep-green);
}

.page-products .pgv-device__screen-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .pgv-device__body {
  margin-top: 30px;
  width: 100%;
}

.page-products .pgv-device__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 8px;
}

.page-products .pgv-device--alt .pgv-device__code {
  color: var(--gold);
}

.page-products .pgv-device h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0 0 12px;
  color: var(--deep-green);
}

.page-products .pgv-device--alt h3 {
  color: var(--off-white);
}

.page-products .pgv-device__desc {
  font-size: 14px;
  line-height: 1.78;
  color: var(--mid-gray);
  margin: 0 0 20px;
}

.page-products .pgv-device--alt .pgv-device__desc {
  color: rgba(242, 241, 232, 0.76);
}

.page-products .pgv-device__features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-products .pgv-device__features li {
  position: relative;
  padding: 9px 0 9px 24px;
  border-top: 1px solid var(--pgv-line-light);
  font-size: 14px;
  line-height: 1.5;
  color: var(--dark-gray);
}

.page-products .pgv-device__features li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 16px;
  width: 7px;
  height: 7px;
  background: var(--gold);
  transform: rotate(45deg);
}

.page-products .pgv-device--alt .pgv-device__features li {
  border-top-color: var(--pgv-line-dark);
  color: rgba(242, 241, 232, 0.88);
}

.page-products .pgv-device--alt .pgv-device__features li::before {
  background: var(--neon-green);
}

.page-products .pgv-overview__foot {
  margin-top: 40px;
  text-align: center;
}

.page-products .pgv-overview__link {
  display: inline-block;
  font-size: 15px;
  color: var(--deep-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(213, 166, 79, 0.55);
  padding-bottom: 3px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-products .pgv-overview__link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

/* ===== 功能对比 ===== */
.page-products .pgv-compare {
  position: relative;
  background: var(--dark-green);
  color: var(--off-white);
  padding: 72px 0 68px;
  overflow: hidden;
}

.page-products .pgv-compare__bg {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  pointer-events: none;
}

.page-products .pgv-compare__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.page-products .pgv-compare__container {
  position: relative;
  z-index: 1;
}

.page-products .pgv-compare .section-heading__note {
  color: var(--gold);
}

.page-products .pgv-compare .section-heading h2 {
  color: var(--off-white);
}

.page-products .pgv-compare__intro {
  max-width: 48em;
  color: rgba(242, 241, 232, 0.74);
  font-size: 15px;
  line-height: 1.75;
  margin: 0 0 32px;
}

.page-products .pgv-compare__table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(213, 166, 79, 0.24);
  background: rgba(11, 36, 30, 0.58);
}

.page-products .pgv-compare__table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .pgv-compare__table th,
.page-products .pgv-compare__table td {
  padding: 15px 18px;
  text-align: left;
  border-bottom: 1px solid var(--pgv-line-dark);
  vertical-align: top;
}

.page-products .pgv-compare__table thead th {
  background: rgba(213, 166, 79, 0.09);
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
}

.page-products .pgv-compare__table tbody th {
  font-family: var(--font-body);
  font-weight: 600;
  color: rgba(242, 241, 232, 0.9);
  white-space: nowrap;
}

.page-products .pgv-compare__table tbody td {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: rgba(242, 241, 232, 0.78);
}

.page-products .pgv-compare__table tbody tr:last-child th,
.page-products .pgv-compare__table tbody tr:last-child td {
  border-bottom: none;
}

.page-products .pgv-compare__table tbody tr:hover {
  background: rgba(213, 166, 79, 0.10);
}

.page-products .pgv-compare__table tbody tr:hover th {
  color: var(--off-white);
}

.page-products .pgv-compare__table tbody tr:hover td {
  color: var(--off-white);
}

.page-products .pgv-check::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 8px;
  background: var(--neon-green);
  transform: rotate(45deg);
  vertical-align: 2px;
}

.page-products .pgv-compare__foot {
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(242, 241, 232, 0.5);
}

/* ===== 数据同步 ===== */
.page-products .pgv-sync {
  background: var(--off-white);
  padding: 72px 0 72px;
}

.page-products .pgv-sync__grid {
  display: grid;
  gap: 40px;
}

.page-products .pgv-sync__visual {
  position: relative;
}

.page-products .pgv-sync__visual img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--pgv-line-light);
  box-shadow: var(--pgv-card-shadow);
  display: block;
}

.page-products .pgv-sync__bar {
  height: 4px;
  margin-top: 16px;
  background: rgba(11, 36, 30, 0.10);
  border-radius: 2px;
  overflow: hidden;
}

.page-products .pgv-sync__bar-inner {
  display: block;
  height: 100%;
  width: 42%;
  background: linear-gradient(90deg, var(--gold), var(--neon-green));
  border-radius: 2px;
  animation: pgv-sync-fill 3.2s ease-in-out infinite;
}

@keyframes pgv-sync-fill {
  0%, 100% { width: 42%; opacity: 0.75; }
  50% { width: 88%; opacity: 1; }
}

.page-products .pgv-sync__lead {
  font-size: 16px;
  line-height: 1.85;
  color: var(--mid-gray);
  margin: 0 0 30px;
}

.page-products .pgv-sync__steps {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}

.page-products .pgv-sync__steps li {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid var(--pgv-line-light);
}

.page-products .pgv-sync__steps li:first-child {
  border-top: none;
}

.page-products .pgv-sync__step-num {
  flex: none;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(213, 166, 79, 0.55);
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--deep-green);
}

.page-products .pgv-sync__step-body strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--deep-green);
}

.page-products .pgv-sync__step-body p {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mid-gray);
}

.page-products .pgv-sync__status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 15px;
  background: rgba(184, 247, 42, 0.14);
  border: 1px solid rgba(184, 247, 42, 0.42);
  font-size: 13px;
  color: var(--deep-green);
}

/* ===== 开始使用 ===== */
.page-products .pgv-start {
  background: var(--deep-green);
  color: var(--off-white);
  padding: 72px 0 68px;
}

.page-products .pgv-start .section-heading__note {
  color: var(--gold);
}

.page-products .pgv-start .section-heading h2 {
  color: var(--off-white);
}

.page-products .pgv-start__grid {
  display: grid;
  gap: 40px;
}

.page-products .pgv-start__visual img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid rgba(242, 241, 232, 0.08);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  display: block;
}

.page-products .pgv-start__caption {
  margin-top: 14px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: rgba(242, 241, 232, 0.52);
}

.page-products .pgv-start__list {
  display: grid;
  gap: 16px;
}

.page-products .pgv-starter {
  display: flex;
  gap: 18px;
  padding: 22px 22px 22px 24px;
  background: rgba(242, 241, 232, 0.05);
  border: 1px solid rgba(213, 166, 79, 0.18);
  align-items: flex-start;
  transition: border-color 0.2s ease, background 0.2s ease;
}

@media (hover: hover) {
  .page-products .pgv-starter:hover {
    border-color: rgba(213, 166, 79, 0.55);
    background: rgba(242, 241, 232, 0.08);
  }
}

.page-products .pgv-starter__index {
  flex: none;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.5;
  color: var(--gold);
}

.page-products .pgv-starter__body h3 {
  font-family: var(--font-heading);
  font-size: 19px;
  line-height: 1.3;
  margin: 0 0 7px;
  color: var(--off-white);
}

.page-products .pgv-starter__body p {
  font-size: 14px;
  line-height: 1.72;
  color: rgba(242, 241, 232, 0.72);
  margin: 0 0 14px;
}

.page-products .pgv-start .btn {
  font-size: 14px;
  padding: 10px 18px;
}

.page-products .pgv-start .btn--outline {
  border-color: rgba(242, 241, 232, 0.35);
  color: var(--off-white);
  background: transparent;
}

.page-products .pgv-start .btn--outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(213, 166, 79, 0.08);
}

/* ===== 桌面端增强 ===== */
@media (min-width: 768px) {
  .page-products .pgv-hero {
    padding: 44px 0 72px;
  }

  .page-products .pgv-hero__grid {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: center;
  }

  .page-products .pgv-hero__side {
    gap: 14px;
  }

  .page-products .pgv-device {
    padding: 40px 32px 44px;
  }

  .page-products .pgv-device__phone {
    --pgv-phone-width: min(250px, 80%);
  }

  .page-products .pgv-sync__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: center;
  }

  .page-products .pgv-start__grid {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: center;
  }

  .page-products .pgv-starter {
    padding: 24px 26px 24px 28px;
  }
}

@media (min-width: 992px) {
  .page-products .pgv-overview__grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: stretch;
  }

  .page-products .pgv-overview {
    padding: 88px 0 56px;
  }

  .page-products .pgv-compare {
    padding: 88px 0 80px;
  }

  .page-products .pgv-sync {
    padding: 88px 0 88px;
  }

  .page-products .pgv-start {
    padding: 88px 0 80px;
  }

  .page-products .pgv-hero__stat {
    padding: 22px 22px 18px;
  }

  .page-products .pgv-hero__num {
    font-size: 34px;
  }
}