/* 推广联盟 — 天蓝主题 */

:root {
  --pa-gradient: var(--theme-gradient);
  --pa-gradient-diag: var(--theme-gradient-diag);
  --pa-purple: var(--theme-accent);
  --pa-purple-dark: var(--theme-link);
  --pa-purple-deep: var(--theme-link-hover);
  --pa-purple-soft: var(--theme-accent-soft);
  --pa-bg: var(--theme-cream);
  --pa-surface: var(--theme-surface);
  --pa-ink: var(--theme-ink);
  --pa-muted: var(--theme-muted);
  --pa-line: var(--theme-line-strong);
  --pa-line-light: rgba(255, 255, 255, 0.28);
  --pa-on-purple: var(--theme-on-dark);
  --pa-on-purple-muted: var(--theme-on-dark-muted);
  --pa-on-purple-subtle: rgba(255, 255, 255, 0.78);
  --pa-gold: #ffd800;
  --pa-max: 1240px;
  --pa-radius: 8px;
}

.pa-page {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--pa-ink);
  background: var(--pa-bg);
  overflow-x: clip;
}

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

.pa-wrap {
  width: min(100%, var(--pa-max));
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 28px);
}

/* 顶部滚动条 */
.pa-marquee {
  background: var(--pa-gradient);
  overflow: hidden;
}

.pa-marquee__track {
  display: flex;
  width: max-content;
  animation: pa-marquee 28s linear infinite;
}

.pa-marquee__track span {
  flex-shrink: 0;
  padding: 10px 32px;
  color: var(--pa-on-purple-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.pa-marquee__track span em {
  margin-right: 32px;
  color: var(--pa-gold);
  font-style: normal;
}

@keyframes pa-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Hero */
.pa-hero {
  position: relative;
  padding: clamp(48px, 7vw, 88px) 0 clamp(56px, 8vw, 96px);
  background: var(--pa-gradient-diag);
  color: var(--pa-on-purple);
}

.pa-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: end;
}

.pa-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
  color: var(--pa-gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.pa-hero__kicker::before {
  content: "";
  width: 32px;
  height: 2px;
  background: var(--pa-gold);
}

.pa-hero__title {
  margin: 0;
  color: var(--pa-on-purple);
  font-size: clamp(40px, 7vw, 76px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.pa-hero__title span {
  display: block;
  color: rgba(255, 255, 255, 0.88);
}

.pa-hero__desc {
  margin: 24px 0 0;
  max-width: 46ch;
  color: var(--pa-on-purple-muted);
  font-size: 17px;
  line-height: 1.8;
}

.pa-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.pa-hero__btn {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 24px;
  border: none;
  border-radius: var(--pa-radius);
  background: #ffffff;
  color: var(--pa-purple-deep);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pa-hero__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(30, 27, 75, 0.2);
}

.pa-hero__btn--ghost {
  border: 2px solid rgba(255, 255, 255, 0.75);
  background: transparent;
  color: var(--pa-on-purple);
}

.pa-hero__btn--ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  box-shadow: none;
}

.pa-hero__visual {
  position: relative;
}

.pa-hero__photo {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--pa-radius);
  border: 3px solid rgba(255, 255, 255, 0.35);
  box-shadow: 0 24px 48px rgba(30, 27, 75, 0.22);
}

.pa-hero__float {
  position: absolute;
  border-radius: var(--pa-radius);
}

.pa-hero__rate {
  right: -12px;
  bottom: 24px;
  padding: 20px 24px;
  background: #ffffff;
  border: none;
  box-shadow: 0 16px 40px rgba(30, 27, 75, 0.18);
}

.pa-hero__rate strong {
  display: block;
  font-size: 48px;
  font-weight: 900;
  line-height: 1;
  color: var(--pa-purple-deep);
}

.pa-hero__rate span {
  font-size: 13px;
  font-weight: 700;
  color: var(--pa-muted);
}

.pa-hero__flags {
  top: 16px;
  left: -16px;
  display: flex;
  gap: 6px;
  padding: 10px;
  background: #ffffff;
  border: 1px solid var(--pa-line);
  box-shadow: 0 8px 24px rgba(30, 27, 75, 0.1);
}

.pa-hero__flags img {
  width: 28px;
  height: 20px;
  object-fit: cover;
  border-radius: 2px;
}

.pa-hero__mesh {
  display: none;
}

/* 锚点导航 */
.pa-anchor {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--pa-line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
}

.pa-anchor__list {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 10px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.pa-anchor__list::-webkit-scrollbar {
  display: none;
}

.pa-anchor__list a {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: var(--pa-radius);
  color: var(--pa-muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: 0.2s ease;
}

.pa-anchor__list a:hover,
.pa-anchor__list a.is-active {
  background: var(--pa-purple-soft);
  color: var(--pa-purple-deep);
}

/* 区块标题 */
.pa-block-head {
  margin-bottom: clamp(28px, 4vw, 44px);
}

.pa-block-head--light {
  color: var(--pa-ink);
}

.pa-block-head--on-purple {
  color: var(--pa-on-purple);
}

.pa-block-head__idx {
  display: block;
  margin-bottom: 8px;
  color: var(--pa-purple-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.pa-block-head--on-purple .pa-block-head__idx {
  color: var(--pa-gold);
}

.pa-block-head__title {
  margin: 0;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

/* 优势 */
.pa-perks {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--pa-surface);
}

.pa-perks__mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}

.pa-perk {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  background: var(--pa-bg);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.pa-perk:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(var(--theme-accent-rgb), 0.14);
}

.pa-perk--lead {
  grid-column: span 7;
  grid-row: span 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 320px;
  border: none;
  background: var(--pa-gradient-diag);
  color: var(--pa-on-purple);
}

.pa-perk--lead .pa-perk__desc {
  color: var(--pa-on-purple-muted);
}

.pa-perk--lead .pa-perk__glyph {
  filter: brightness(0) invert(1);
  opacity: 0.95;
}

.pa-perk--a { grid-column: span 5; }
.pa-perk--b { grid-column: span 5; }
.pa-perk--c { grid-column: span 5; }

.pa-perk__glyph {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  object-fit: contain;
}

.pa-perk__flags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.pa-perk__flags img {
  width: 36px;
  height: 26px;
  object-fit: cover;
  border: 1px solid var(--pa-line);
  border-radius: 2px;
}

.pa-perk__title {
  margin: 0 0 8px;
  color: var(--pa-ink);
  font-size: clamp(18px, 2.5vw, 24px);
  font-weight: 900;
}

.pa-perk--lead .pa-perk__title {
  color: var(--pa-on-purple);
}

.pa-perk__desc {
  margin: 0;
  color: var(--pa-muted);
  font-size: 14px;
  line-height: 1.7;
}

.pa-perk__tag {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--pa-gold);
  color: var(--pa-ink);
  font-size: 11px;
  font-weight: 800;
}

/* 推广方式 */
.pa-methods {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--pa-bg);
}

.pa-methods__zigzag {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.pa-method {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: clamp(24px, 4vw, 40px);
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  background: var(--pa-surface);
}

.pa-method + .pa-method {
  margin-top: 12px;
}

.pa-method__idx {
  font-size: clamp(48px, 6vw, 72px);
  font-weight: 900;
  line-height: 1;
  color: var(--pa-purple);
  opacity: 0.35;
}

.pa-method__title {
  margin: 0 0 10px;
  color: var(--pa-ink);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 900;
}

.pa-method__desc {
  margin: 0;
  max-width: 62ch;
  color: var(--pa-muted);
  font-size: 15px;
  line-height: 1.75;
}

.pa-method__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.pa-method__chip {
  padding: 6px 12px;
  border: 1px solid var(--pa-line);
  border-radius: 999px;
  background: var(--pa-bg);
  color: var(--pa-purple-deep);
  font-size: 12px;
  font-weight: 700;
}

/* 流程 */
.pa-flow {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--pa-surface);
}

.pa-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: clamp(40px, 6vw, 64px);
}

.pa-rail::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 12%;
  right: 12%;
  height: 3px;
  background: var(--pa-gradient);
  z-index: 0;
}

.pa-rail__step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.pa-rail__dot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  border: 3px solid var(--pa-purple);
  border-radius: 50%;
  background: #ffffff;
  font-size: 18px;
  font-weight: 900;
  color: var(--pa-purple-deep);
}

.pa-rail__title {
  margin: 0 0 6px;
  color: var(--pa-ink);
  font-size: 16px;
  font-weight: 800;
}

.pa-rail__desc {
  margin: 0;
  color: var(--pa-muted);
  font-size: 13px;
}

/* 佣金阶梯 */
.pa-ladder {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  gap: clamp(24px, 4vw, 48px);
  align-items: stretch;
}

.pa-ladder__copy {
  padding: clamp(24px, 4vw, 36px);
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  background: var(--pa-bg);
}

.pa-ladder__title {
  margin: 0 0 16px;
  color: var(--pa-ink);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.2;
}

.pa-ladder__title em {
  color: var(--pa-purple-deep);
  font-style: normal;
}

.pa-ladder__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pa-ladder__list li {
  position: relative;
  padding-left: 20px;
  color: var(--pa-muted);
  font-size: 14px;
  line-height: 1.85;
}

.pa-ladder__list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--pa-purple-dark);
  font-weight: 800;
}

.pa-ladder__list li + li {
  margin-top: 6px;
}

.pa-ladder__chart {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 24px 20px 16px;
  border-radius: var(--pa-radius);
  background: var(--pa-gradient-diag);
  min-height: 300px;
}

.pa-ladder__bar {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.pa-ladder__bar-track {
  display: flex;
  align-items: flex-end;
  width: 100%;
  max-width: 52px;
  height: 200px;
  border-radius: var(--pa-radius) var(--pa-radius) 0 0;
  background: rgba(255, 255, 255, 0.12);
}

.pa-ladder__bar-fill {
  width: 100%;
  height: var(--bar-h, 30%);
  min-height: 16px;
  border-radius: var(--pa-radius) var(--pa-radius) 0 0;
  background: #ffffff;
  box-shadow: 0 -4px 16px rgba(255, 255, 255, 0.15);
  transition: height 0.6s ease;
}

.pa-ladder__bar strong {
  font-size: 11px;
  font-weight: 800;
  color: var(--pa-gold);
  text-align: center;
  line-height: 1.3;
}

.pa-ladder__bar span {
  font-size: 10px;
  color: var(--pa-on-purple-subtle);
  text-align: center;
  line-height: 1.3;
}

/* 素材 */
.pa-kit {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--pa-bg);
}

.pa-kit__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.pa-kit__desc p {
  margin: 0 0 14px;
  color: var(--pa-muted);
  font-size: 15px;
  line-height: 1.8;
}

.pa-kit__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.pa-kit__tag {
  padding: 8px 14px;
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  background: var(--pa-surface);
  color: var(--pa-purple-deep);
  font-size: 13px;
  font-weight: 800;
}

.pa-kit__stage {
  position: relative;
  min-height: 360px;
}

.pa-kit__card {
  position: absolute;
  width: min(100%, 280px);
  padding: 16px;
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  background: #ffffff;
  box-shadow: 0 16px 40px rgba(var(--theme-accent-rgb), 0.16);
}

.pa-kit__card img {
  width: 100%;
  display: block;
  border-radius: 4px;
}

.pa-kit__card--1 {
  top: 0;
  left: 0;
  transform: rotate(-6deg);
  z-index: 1;
}

.pa-kit__card--2 {
  top: 48px;
  right: 0;
  transform: rotate(4deg);
  z-index: 2;
  background: var(--pa-gradient-diag);
  border-color: transparent;
  box-shadow: 0 20px 48px rgba(var(--theme-accent-rgb), 0.28);
}

.pa-kit__card--2 .pa-kit__card-label {
  color: var(--pa-on-purple);
}

.pa-kit__card--3 {
  bottom: 0;
  left: 20%;
  transform: rotate(-2deg);
  z-index: 3;
}

.pa-kit__card-label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--pa-muted);
}

/* 规则 */
.pa-rules {
  padding: clamp(56px, 8vw, 96px) 0;
  background: var(--pa-surface);
}

.pa-acc {
  border: 1px solid var(--pa-line);
  border-radius: var(--pa-radius);
  overflow: hidden;
  background: var(--pa-bg);
}

.pa-acc__item {
  border-bottom: 1px solid var(--pa-line);
  background: #ffffff;
}

.pa-acc__item:last-child {
  border-bottom: none;
}

.pa-acc__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: clamp(18px, 3vw, 24px) clamp(18px, 3vw, 28px);
  border: none;
  background: transparent;
  color: var(--pa-ink);
  font-size: clamp(16px, 2.5vw, 20px);
  font-weight: 800;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease;
}

.pa-acc__trigger:hover,
.pa-acc__item.is-open .pa-acc__trigger {
  background: var(--pa-purple-soft);
  color: var(--pa-purple-deep);
}

.pa-acc__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: 2px solid var(--pa-purple);
  border-radius: 50%;
  color: var(--pa-purple-deep);
  font-size: 20px;
  line-height: 28px;
  text-align: center;
  transition: transform 0.25s ease, background 0.2s ease;
}

.pa-acc__item.is-open .pa-acc__icon {
  transform: rotate(45deg);
  background: var(--pa-purple);
  color: #ffffff;
}

.pa-acc__body {
  display: none;
  padding: 0 clamp(18px, 3vw, 28px) 24px;
}

.pa-acc__item.is-open .pa-acc__body {
  display: block;
}

.pa-acc__body ul {
  margin: 0;
  padding-left: 20px;
  color: var(--pa-muted);
  font-size: 14px;
  line-height: 1.85;
}

.pa-acc__body li + li {
  margin-top: 10px;
}

/* CTA */
.pa-cta {
  padding: clamp(64px, 9vw, 112px) 0;
  background: var(--pa-gradient-diag);
  color: var(--pa-on-purple);
}

.pa-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: center;
}

.pa-cta__title {
  margin: 0 0 12px;
  color: var(--pa-on-purple);
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.pa-cta__sub {
  margin: 0;
  color: var(--pa-on-purple-muted);
  font-size: 15px;
}

.pa-cta__mail {
  display: inline-flex;
  align-items: center;
  min-height: 56px;
  padding: 0 28px;
  border: none;
  border-radius: var(--pa-radius);
  background: #ffffff;
  color: var(--pa-purple-deep);
  font-size: 15px;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pa-cta__mail:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(30, 27, 75, 0.2);
}

.header.page-header-parent {
  z-index: 1000 !important;
}

@media (max-width: 1024px) {
  .pa-hero__layout,
  .pa-kit__grid,
  .pa-ladder,
  .pa-cta__inner {
    grid-template-columns: 1fr;
  }

  .pa-perk--lead,
  .pa-perk--a,
  .pa-perk--b,
  .pa-perk--c {
    grid-column: span 12;
    grid-row: auto;
  }

  .pa-perk--lead {
    min-height: auto;
  }

  .pa-rail {
    grid-template-columns: repeat(2, 1fr);
  }

  .pa-rail::before {
    display: none;
  }

  .pa-hero__rate {
    right: 8px;
  }

  .pa-hero__flags {
    left: 8px;
  }

  .pa-kit__stage {
    min-height: 300px;
  }
}

@media (max-width: 640px) {
  .pa-rail {
    grid-template-columns: 1fr;
  }

  .pa-method {
    grid-template-columns: 56px 1fr;
  }

  .pa-ladder__chart {
    flex-wrap: wrap;
    min-height: auto;
    justify-content: center;
  }

  .pa-ladder__bar {
    flex: 1 1 calc(33% - 10px);
    max-width: 80px;
  }

  .pa-ladder__bar-track {
    height: 160px;
    max-width: 44px;
  }

  .pa-kit__card {
    position: relative;
    width: 100%;
    transform: none !important;
    margin-bottom: 12px;
  }

  .pa-kit__stage {
    min-height: auto;
  }

  .pa-kit__card--1,
  .pa-kit__card--2,
  .pa-kit__card--3 {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    bottom: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pa-marquee__track {
    animation: none;
  }
}