@charset "utf-8";
/* ============================================================
   yooplink.css — 优链通 YouLianTong 产品落地页专用样式
   作用域：全部前置 .yl，与首页 (home.css) 样式零耦合、零污染。
   变量：全部取自 tokens.css（单一真相源）；仅 Figma 指定的功能色
        （绿/红/紫/橙）用裸值，灰阶一律走 token。
   断点：≤1499 / ≤1365 / ≤1199 / ≤959 / ≤767 / ≤479（媒体查询裸数值）
   ============================================================ */

/* ---------- 作用域 & 通用 ---------- */
.yl {
  font-family: var(--font-sans);
  color: var(--ink);
  overflow: hidden;
}
.yl .yl-wrap {
  margin: 0;
  padding: 0 150px;
  box-sizing: border-box;
}
.yl-sec {
  padding: 100px 0;
  position: relative;
}
.yl-sec.bg-soft {
  background: var(--bg-soft);
}
/* 板块标题：纯色强调（非渐变），故不用 home.css 的 .sec-title .ac */
.yl .yl-title {
  font-size: clamp(28px, 3.2vw, 48px);
  font-weight: var(--fw-bold);
  color: var(--ink);
  line-height: var(--lh-tight);
  margin: 0;
}
.yl .yl-title .yl-ac {
  color: var(--brand);
}
.yl .yl-title-sub {
  margin-top: var(--sp-6);
  font-size: var(--fs-xl);
  font-weight: var(--fw-normal);
  color: var(--muted);
  line-height: var(--lh-base);
}

/* ============================================================
   1. HERO
   ============================================================ */
.yl .yl-hero {
  position: relative;
  padding: 96px 0 0;
  text-align: center;
  overflow: hidden;
}
.yl .yl-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: var(--brand-soft);
  color: var(--brand);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-6);
}
.yl .yl-hero h1 {
  font-size: 64px;
  font-weight: var(--fw-bold);
  color: #000;
  line-height: normal;
}
.yl .yl-hero .yl-ac {
  color: var(--brand);
}
.yl .yl-hero .yl-hero-tagline {
  font-size: 40px;
  font-weight: var(--fw-bold);
  color: var(--ink);
  margin-top: var(--sp-3);
  line-height: normal;
}
.yl .yl-hero .yl-hero-desc {
  font-size: 20px;
  color: #666;
  margin: 20px 96px;
  line-height: normal;
}
.yl .yl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: center;
  margin-top: var(--sp-10);
}
.yl .yl-hero-media {
  margin: 60px auto 0;
  padding: 0 150px;
  box-sizing: border-box;
}
.yl .yl-hero-media img {
  width: 100%;
  display: block;
  border-radius: 32px;
  box-shadow: var(--shadow);
  margin-bottom: 60px;
}

/* ============================================================
   2. PAIN POINTS — 5 卡
   ============================================================ */
.yl .yl-pain {
  background: #fff;
}

.yl .yl-pain-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-6);
  margin-top: 60px;
}
.yl .yl-pain-card {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 24px 28px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.yl .yl-pain-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.yl .yl-pain-icon {
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex: 0 0 auto;
}
.yl .yl-pain-icon img {
  object-fit: contain;
}

.yl .yl-pain-card h3 {
  font-size: var(--fs-2xl); /* 24 */
  font-weight: var(--fw-semi);
  color: var(--ink);
  margin: 20px 0 0 0;
  line-height: var(--lh-snug);
}
.yl .yl-pain-card p {
  font-size: var(--fs-md); /* 16 */
  color: #666;
  line-height: var(--lh-base);
  margin: 34px 0 0 0;
}

/* ============================================================
   3. REINVENTING — 双图 + 能力卡 + 数据指标
   ============================================================ */
.yl .yl-reinvent-top {
  display: grid;
  grid-template-columns: 40% 50%;
  justify-content: space-between;
  align-items: center;
  margin-top: 60px;
}
/* 左：双图叠放 */
.yl .yl-reinvent-media {
  position: relative;
  width: 100%;
  height: 546px;
}
.yl .yl-reinvent-media img {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 28px;
  object-fit: cover;
  box-shadow: var(--shadow);
}
/* 右：能力卡 */
.yl .yl-abil {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.yl .yl-abil-main {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 40px;
  color: var(--ink);
  cursor: pointer;
  transition:
    background 0.3s,
    color 0.3s,
    border-color 0.3s;
}
.yl .yl-abil-main:hover {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.yl .yl-abil-main h3 {
  font-size: var(--fs-5xl); /* 36 */
  font-weight: var(--fw-semi);
  margin: 0;
  line-height: var(--lh-tight);
}
.yl .yl-abil-main p {
  font-size: var(--fs-xl); /* 20 */
  line-height: var(--lh-base);
  margin: 0;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition:
    max-height 0.4s ease,
    opacity 0.4s ease,
    margin-top 0.3s ease;
}
.yl .yl-abil-main:hover p {
  max-height: 200px;
  opacity: 0.96;
  margin-top: var(--sp-4);
}
.yl .yl-abil-sub {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 40px;
  margin-top: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.yl .yl-abil-sub:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-sm);
}
.yl .yl-abil-sub h3 {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-semi);
  margin: 0;
  line-height: var(--lh-tight);
}
/* 数据指标行 */
.yl .yl-value-title {
  font-size: 48px;
  font-weight: var(--fw-semi);
  margin: 86px 0 0 0;
  line-height: var(--lh-tight);
  text-align: center;
}

.yl .yl-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-8);
  margin-top: 60px;
}
.yl .yl-metric {
  text-align: center;
}
.yl .yl-metric .yl-num {
  font-size: clamp(40px, 4.2vw, 64px);
  font-weight: var(--fw-semi);
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.02em;
}
.yl .yl-metric .yl-num .yl-unit {
  font-size: clamp(28px, 3vw, 48px);
  font-weight: var(--fw-normal);
}
.yl .yl-metric .yl-label {
  font-size: var(--fs-xl); /* 20 */
  color: var(--muted);
  margin-top: var(--sp-4);
  font-weight: var(--fw-normal);
}

/* ============================================================
   4. CORE FEATURES — 5 卡（3 + 2 居中）
   ============================================================ */
.yl .yl-core {
  background: #fff;
}

.yl .yl-core-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 55px;
  margin-top: 60px;
}
.yl .yl-core-card {
  grid-column: span 2;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.yl .yl-core-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.yl .yl-core-icon {
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
}
.yl .yl-core-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.yl .yl-core-card h3 {
  font-size: 30px; /* 32（Figma 30，token 最近值） */
  font-weight: var(--fw-semi);
  margin: 0;
  line-height: var(--lh-tight);
}
.yl .yl-core-card p {
  font-size: 18px; /* 18 */
  color: #666;
  line-height: var(--lh-base);
  margin: 0;
}

/* ============================================================
   5. SUPPLYGPT — 2×2 大卡
   ============================================================ */
.yl .yl-supply-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 70px;
  margin-top: 60px;
}
.yl .yl-supply-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: 44px 40px 40px;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.yl .yl-supply-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.yl .yl-supply-icon {
  width: 88px;
  height: 88px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex: 0 0 auto;
}
.yl .yl-supply-icon img {
  object-fit: contain;
}
.yl .yl-supply-icon.purple {
  background: rgba(118, 96, 214, 0.1);
}
.yl .yl-supply-icon.orange {
  background: rgba(243, 163, 35, 0.1);
}
.yl .yl-supply-card h3 {
  font-size: var(--fs-5xl); /* 36 */
  font-weight: var(--fw-semi);
  margin: 30px 0 0;
  line-height: var(--lh-tight);
}
.yl .yl-supply-list {
  list-style: none;
  margin: var(--sp-6) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}
.yl .yl-supply-list li {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: var(--fs-xl); /* 20 */
  color: var(--ink);
  line-height: var(--lh-snug);
}
.yl .yl-supply-list li img {
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  object-fit: contain;
}

/* ============================================================
   6. SUCCESS STORIES — 案例
   ============================================================ */
.yl .yl-story {
  background: #fff;
}

.yl .yl-story-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-top: var(--sp-12);
  align-items: center;
  position: relative;
}
.yl .yl-story-media {
  position: relative;
  height: 560px;
}
.yl .yl-story-media img {
  position: absolute;
  border-radius: 28px;
  object-fit: cover;
  box-shadow: var(--shadow);
}
.yl .yl-story-media img:nth-child(1) {
  left: 0;
  bottom: 0;
}
.yl .yl-story-media img:nth-child(2) {
  width: 60%;
  height: 92%;
  right: 0;
  top: 0;
  z-index: 2;
}
.yl .yl-story-body h3 {
  font-size: var(--fs-5xl); /* 36 */
  font-weight: var(--fw-bold);
  margin: 0;
  line-height: var(--lh-tight);
}
.yl .yl-story-body .yl-story-desc {
  font-size: var(--fs-lg); /* 18 */
  color: var(--ink-2);
  line-height: 1.65;
  margin: var(--sp-5) 0 0;
}
.yl .yl-story-list {
  list-style: none;
  margin: var(--sp-8) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}
.yl .yl-story-list li {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  font-size: var(--fs-md); /* 16 */
  color: #666;
  line-height: 1.7;
}
.yl .yl-story-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
  flex: 0 0 auto;
  transform: translateY(-2px);
}
.yl .yl-story-list li b {
  color: var(--ink);
  font-weight: var(--fw-semi);
}
/* 翻页箭头 */
.yl .yl-story-nav {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-4);
  margin-top: var(--sp-10);
}
.yl .yl-story-nav button {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.yl .yl-story-nav button:hover {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}
.yl .yl-story-nav button svg {
  width: 22px;
  height: 22px;
}

/* ============================================================
   7. CTA
   ============================================================ */
.yl .yl-cta-inner {
  text-align: center;
  max-width: 1180px;
  margin: 0 auto;
}
.yl .yl-cta-inner h2 {
  font-size: clamp(30px, 3.4vw, 48px);
  font-weight: var(--fw-bold);
  color: var(--ink);
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
  margin: 0;
}
.yl .yl-cta-inner h2 .yl-ac {
  color: var(--brand);
}
.yl .yl-cta-sub {
  font-size: clamp(18px, 1.7vw, var(--fs-3xl)); /* 24 */
  color: var(--muted);
  line-height: var(--lh-base);
  margin: var(--sp-5) auto 0;
  max-width: 920px;
}
.yl .yl-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: center;
  margin-top: var(--sp-10);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1499px) {
  .yl .yl-reinvent-top {
    grid-template-columns: 40% 50%;
  }
  .yl .yl-reinvent-media {
    height: 520px;
  }
}
@media (max-width: 1365px) {
  .yl .yl-pain-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .yl .yl-reinvent-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .yl .yl-reinvent-media {
    height: 440px;
    max-width: 760px;
  }
  .yl .yl-abil-main,
  .yl .yl-abil-sub {
    max-width: 760px;
  }
}
@media (max-width: 1199px) {
  .yl .yl-core-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .yl .yl-core-card,
  .yl .yl-core-card:nth-child(4),
  .yl .yl-core-card:nth-child(5) {
    grid-column: span 1;
  }
  .yl .yl-supply-grid {
    grid-template-columns: 1fr;
  }
  .yl .yl-story-row {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .yl .yl-story-media {
    height: 420px;
    max-width: 640px;
  }
  .yl .yl-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sp-10) var(--sp-8);
  }
}
@media (max-width: 959px) {
  .yl .yl-pain-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .yl .yl-hero-media {
    padding: 0 var(--sp-4);
  }
}
/* ============================================================
   响应式 · 手机端（对齐 Figma 375 设计稿）
   整页 #f7f6f4 软底 · 痛点卡 #f7f6f4 底 / 功能卡白底
   均加 #d9d9d9 描边 · 区块标题 24 / 卡标题 20 / 正文 14
   ============================================================ */
@media (max-width: 767px) {
  /* —— 页面基底 —— */
  .yl {
    background: #f7f6f4;
  }
  .yl .yl-wrap {
    padding: 0 14px;
  }
  .yl-sec {
    padding: 56px 0;
  }
  .yl .yl-pain,
  .yl .yl-core {
    background: transparent;
  }
  .yl-sec.bg-soft {
    background: transparent;
  }

  /* —— 标题层级 —— */
  .yl .yl-title {
    font-size: 24px;
    line-height: 1.3;
  }
  .yl .yl-title-sub {
    font-size: 14px;
    margin-top: 12px;
  }

  /* —— 通用描边/圆角（功能卡白底） —— */
  .yl .yl-core-card,
  .yl .yl-supply-card {
    background: #fff;
    border: 1px solid #d9d9d9;
    border-radius: 14px;
  }

  /* ============================================================
     1. HERO
     ============================================================ */
  .yl .yl-hero {
    padding: 56px 0 40px;
  }

  .yl .yl-hero h1 {
    font-size: 24px;
  }
  .yl .yl-hero .yl-hero-tagline {
    font-size: 22px;
    margin-top: 6px;
    line-height: 1.3;
  }
  .yl .yl-hero .yl-hero-desc {
    font-size: 14px;
    margin: 16px 0;
    line-height: 1.6;
  }
  .yl .yl-hero-actions {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: 32px;
  }
  .yl .yl-hero-actions .btn {
    width: 100%;
    max-width: 340px;
    height: 48px;
    padding: 0 24px;
    font-size: 15px;
    border-radius: 65px;
  }
  .yl .yl-hero-media {
    margin: 36px auto 0;
    padding: 0 14px;
  }
  .yl .yl-hero-media img {
    border-radius: 14px;
    margin-bottom: 0;
  }

  /* ============================================================
     2. PAIN POINTS — 2 列（5 张 → 2+2+1）
     ============================================================ */
  .yl .yl-pain-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    height: auto;
    margin-top: 32px;
  }
  .yl .yl-pain-card {
    border: 1px solid #d9d9d9;
    border-radius: 12px;
    padding: 18px 16px;
    gap: 6px;
  }
  .yl .yl-pain-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
  }
  .yl .yl-pain-icon img {
    width: 30px;
    height: 30px;
  }
  .yl .yl-pain-card h3 {
    font-size: 16px;
    margin-top: 12px;
  }
  .yl .yl-pain-card p {
    font-size: 14px;
    margin-top: 8px;
  }

  /* ============================================================
     3. REINVENTING — 图 + 能力手风琴 + 指标 2×2
     ============================================================ */
  .yl .yl-reinvent-top {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
  }
  .yl .yl-reinvent-media {
    height: 220px;
    max-width: none;
  }
  .yl .yl-reinvent-media img {
    border-radius: 14px;
  }
  .yl .yl-abil {
    gap: 14px;
  }
  .yl .yl-abil-main {
    padding: 18px 20px;
    border: 1px solid #d9d9d9;
    border-radius: 14px;
    max-width: none;
  }
  .yl .yl-abil-main h3 {
    font-size: 16px;
  }
  /* 第一张：蓝底展开（显示正文），其余白底收起 */
  .yl .yl-abil-main:first-child {
    background: #008cd6;
    color: #fff;
    border-color: #008cd6;
  }
  .yl .yl-abil-main:first-child p {
    max-height: 200px;
    opacity: 0.96;
    margin-top: 10px;
  }

  .yl .yl-value-title {
    font-size: 24px;
    margin-top: 44px;
  }
  .yl .yl-metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 16px;
    margin-top: 28px;
  }
  .yl .yl-metric .yl-num {
    font-size: 24px;
  }
  .yl .yl-metric .yl-num .yl-unit {
    font-size: 16px;
  }
  .yl .yl-metric .yl-label {
    font-size: 13px;
    margin-top: 8px;
  }

  /* ============================================================
     4. CORE FEATURES — 单列
     ============================================================ */
  .yl .yl-core-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 32px;
  }
  .yl .yl-core-card {
    grid-column: auto !important;
    padding: 24px 20px;
  }
  .yl .yl-core-icon {
    width: 58px;
    height: 58px;
  }
  .yl .yl-core-card h3 {
    font-size: 20px;
  }
  .yl .yl-core-card p {
    font-size: 14px;
  }

  /* ============================================================
     5. SUPPLYGPT — 单列
     ============================================================ */
  .yl .yl-supply-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 32px;
  }
  .yl .yl-supply-card {
    padding: 26px 22px;
  }
  .yl .yl-supply-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
  }
  .yl .yl-supply-icon img {
    width: 44px;
    height: 44px;
  }
  .yl .yl-supply-card h3 {
    font-size: 20px;
    margin-top: 20px;
  }
  .yl .yl-supply-list {
    gap: 12px;
    margin-top: 18px;
  }
  .yl .yl-supply-list li {
    font-size: 15px;
    gap: 14px;
  }
  .yl .yl-supply-list li img {
    width: 26px;
    height: 26px;
  }

  /* ============================================================
     6. SUCCESS STORIES — 图文单列
     ============================================================ */
  .yl .yl-story-row {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
  }
  .yl .yl-story-media {
    height: 240px;
    max-width: none;
  }
  .yl .yl-story-media img {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 14px;
  }
  .yl .yl-story-body h3 {
    font-size: 20px;
  }
  .yl .yl-story-desc {
    font-size: 15px;
    margin-top: 14px;
  }
  .yl .yl-story-list {
    gap: 12px;
    margin-top: 20px;
  }
  .yl .yl-story-list li {
    font-size: 15px;
  }
  .yl .yl-story-nav {
    display: none;
  }

  /* ============================================================
     7. CTA
     ============================================================ */
  .yl .yl-cta-inner h2 {
    font-size: 24px;
    line-height: 1.3;
  }
  .yl .yl-cta-sub {
    font-size: 15px;
    margin-top: 16px;
  }
  .yl .yl-cta-actions {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: 32px;
  }
  .yl .yl-cta-actions .btn {
    width: 100%;
    max-width: 340px;
    height: 48px;
    padding: 0 24px;
    font-size: 15px;
    border-radius: 65px;
  }
}
@media (max-width: 479px) {
  .yl .yl-hero {
    padding-top: 80px;
  }
}

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .yl .yl-pain-card,
  .yl .yl-core-card,
  .yl .yl-supply-card,
  .yl .yl-abil-main,
  .yl .yl-abil-sub {
    transition: none;
  }
  .yl .yl-abil-main p {
    max-height: none;
    opacity: 0.96;
    margin-top: var(--sp-4);
  }
}