/* ============================================================
   JobLink 求职陪跑 — 主样式表
   设计规范：专业现代，值得信赖，带有一定活力感
   ============================================================ */

/* ── 一、CSS 变量（设计系统） ── */
:root {
  /* ── 品牌深炭灰系（Direction A：智性改良） ── */
  --color-primary:         #111827;
  --color-brand-black:     #111827;
  --color-deep-black:      #111827;
  --color-card-black:      #1F2937;

  /* ── 冷中性白 & 灰系（替代暖米色） ── */
  --color-bg:              #FFFFFF;
  --color-bg-warm:         #F8FAFC;
  --color-bg-champagne:    #F1F5F9;
  --color-bg-alt:          #F1F5F9;
  --color-card-bg:         #FFFFFF;

  /* ── 香槟金体系（低饱和度，告别高饱和传统黄） ── */
  --color-accent:          #E2B857;
  --color-accent-dark:     #C49B3C;
  --color-accent-light:    #FDF6E3;

  /* ── 文字色（WCAG 2.1 AA 兼容） ── */
  --color-text:            #0F172A;
  --color-text-secondary:  #475569;
  --color-text-light:      #64748B;
  --color-white:           #FFFFFF;

  /* ── 边框（冷中性） ── */
  --color-border:          #E2E8F0;

  --border-radius:         12px;
  --border-radius-sm:      8px;
  --border-radius-lg:      20px;
  --shadow:                0 4px 20px rgba(15, 23, 42, 0.08);
  --shadow-hover:          0 8px 32px rgba(15, 23, 42, 0.12);
  --shadow-card:           0 2px 14px rgba(15, 23, 42, 0.06);

  --nav-height:            68px;
  --container-max:         1280px;
  --container-pad:         48px;

  --transition-fast:       0.18s ease;
  --transition-base:       0.28s ease;
  --transition-slow:       0.4s ease;
}

/* ── 二、Reset & 基础 ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Hiragino Sans GB',
               'Microsoft YaHei', 'WenQuanYi Micro Hei', sans-serif;
  background-color: var(--color-bg-warm);
  color: var(--color-text);
  line-height: 1.7;
}

img {
  max-width: 100%;
  display: block;
}

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

ul, ol {
  list-style: none;
}

/* ── 三、通用布局 ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.section {
  padding: 96px 0;
}

/* ── 四、通用组件：按钮 ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--border-radius-sm);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              border-color var(--transition-fast),
              box-shadow var(--transition-fast),
              transform var(--transition-fast);
  border: 2px solid transparent;
  white-space: nowrap;
}

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

.btn:active {
  transform: translateY(0);
}

/* 金色实心按钮 */
.btn--accent {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  box-shadow: 0 4px 16px rgba(226, 184, 87, 0.32);
}

/* Hero CTA：深香槟金（降饱和，弱化销售压迫感） */
.hero__actions .btn--accent {
  background-color: #C49B3C;
  border-color: #C49B3C;
  color: #1F2937;
}

.hero__actions .btn--accent:hover {
  background-color: #AD852F;
  border-color: #AD852F;
  box-shadow: 0 4px 20px rgba(196, 155, 60, 0.26);
}

/* 白色描边按钮（用于深色背景） */
.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn--outline:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(226, 184, 87, 0.5);
}

/* 大号按钮 */
.btn--lg {
  padding: 14px 36px;
  font-size: 16px;
  border-radius: var(--border-radius);
}

/* ── 五、通用组件：标签 ── */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.5;
}

.tag--accent {
  background-color: rgba(226, 184, 87, 0.15);
  color: #7A5E1A;
}

.tag--dark {
  background-color: rgba(28, 28, 46, 0.08);
  color: var(--color-primary);
}

/* ── 六、通用组件：区块头部 ── */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  padding: 5px 16px;
  background-color: rgba(226, 184, 87, 0.12);
  color: #7A5E1A;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.3;
}

.section-title__sub {
  font-size: 0.65em;
  font-weight: 400;
  color: var(--color-text-secondary);
  margin-left: 8px;
}

.section-desc {
  max-width: 640px;
  margin: 16px auto 0;
  font-size: 16px;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ── 七、通用组件：头像占位 ── */
.avatar {
  border-radius: 50%;
  background-color: #D8DBE2;
  background-image: linear-gradient(135deg, #C8CAD4 0%, #E8EAF0 100%);
  flex-shrink: 0;
}

img.avatar {
  object-fit: cover;
  background: #f0f0f5;
  display: block;
}

.avatar--lg {
  width: 96px;
  height: 96px;
}

.avatar--md {
  width: 72px;
  height: 72px;
}

/* ── 八、分隔线 ── */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 48px 0;
}

/* ── 九、导航栏 ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: #111827;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  height: var(--nav-height);
  transition: box-shadow var(--transition-base);
}

/* 滚动后加阴影 */
.navbar--scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

.navbar__inner {
  display: flex;
  align-items: center;
  gap: 40px;
  height: var(--nav-height);
}

/* Logo */
.site-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.site-logo:hover {
  opacity: 0.88;
}

.logo-shell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: transparent;
  box-shadow: none;
  max-width: 180px;
}

.site-logo-img {
  display: block;
  width: auto;
  height: 36px;
  max-width: 220px;
  object-fit: contain;
}

/* 桌面端导航链接 */
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.navbar__link {
  padding: 8px 14px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08);
}

/* 激活态（Scroll Spy：当前所在区块对应的导航项） */
.navbar__link.is-active {
  color: #E2B857;
  background-color: rgba(226, 184, 87, 0.10);
}

/* 右侧 CTA */
.navbar__cta {
  flex-shrink: 0;
  padding: 8px 22px;
  font-size: 14px;
}

/* 导航 CTA：与 Hero 主按钮同步降饱和 */
.navbar__cta,
.navbar__mobile-cta {
  background-color: #C49B3C;
  border-color: #C49B3C;
}

.navbar__cta:hover,
.navbar__mobile-cta:hover {
  background-color: #AD852F;
  border-color: #AD852F;
}

/* 汉堡按钮（移动端） */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

/* 汉堡按钮激活状态（X形） */
.navbar__hamburger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.is-active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.navbar__hamburger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 移动端展开菜单 */
.navbar__mobile-menu {
  display: none;
  flex-direction: column;
  padding: 0 24px;
  background-color: #1F2937;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  gap: 4px;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.navbar__mobile-menu.is-open {
  max-height: 400px;
  padding: 12px 24px 20px;
}

.navbar__mobile-link {
  padding: 12px 8px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  font-weight: 500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color var(--transition-fast);
}

.navbar__mobile-link:hover {
  color: var(--color-white);
}

.navbar__mobile-cta {
  margin-top: 12px;
  width: 100%;
  text-align: center;
}

/* ── 十、Hero 区 ── */
.hero {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(226, 184, 87, 0.08) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 50%, rgba(226, 184, 87, 0.04) 0%, transparent 40%),
    #111827;
  padding: calc(var(--nav-height) + 80px) 0 80px;
  position: relative;
  overflow: hidden;
}

/* 装饰性右上角光晕 */
.hero::before {
  content: '';
  position: absolute;
  top: -160px;
  right: -160px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(226, 184, 87, 0.07) 0%, transparent 65%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
}

.hero__content {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 64px;
}

.hero__eyebrow {
  display: inline-block;
  padding: 5px 14px;
  background-color: rgba(226, 184, 87, 0.12);
  color: var(--color-accent);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}

.hero__title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: 32px;
}

.hero__title-line {
  display: block;
  text-align: center;
}

.hero__title-line--main {
  font-size: clamp(52px, 8vw, 88px);
  font-weight: 900;
  color: #FFFFFF;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}

.hero__title-line--body {
  font-size: clamp(24px, 3.6vw, 50px);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.90);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.hero__title-line--close {
  font-size: clamp(22px, 3.2vw, 44px);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.hero__title-em {
  font-style: normal;
  color: #E2B857;
}

.hero__subtitle {
  font-size: clamp(14px, 1.8vw, 17px);
  color: rgba(255, 255, 255, 0.58);
  margin-bottom: 36px;
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Hero 导师企业背书条（过程证明，替代结果数据） */
.hero__mentors {
  text-align: center;
}

.hero__mentors-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.38);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.hero__mentors-companies {
  font-size: clamp(15px, 1.8vw, 18px);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.05em;
  line-height: 2;
}

/* ── 十一、关于我们 ── */
.about {
  background: linear-gradient(to bottom, #111827 0px, #F8FAFC 160px);
  padding-top: 160px;
}

.about__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius);
  padding: 36px 32px;
  border: 1px solid rgba(100, 116, 139, 0.12);
  box-shadow: 0 2px 14px rgba(17, 17, 17, 0.06);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.10);
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  line-height: 0;
  font-size: 0;
}

.feature-card__icon img {
  width: 56px;
  height: 56px;
  display: block;
  object-fit: contain;
}

.feature-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 10px;
}

.feature-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

/* ── 十二、为什么选择 JobLink ── */
.why {
  background-color: #F1F5F9;
}

.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius);
  padding: 40px 32px;
  border: 1px solid rgba(100, 116, 139, 0.10);
  box-shadow: 0 2px 14px rgba(17, 17, 17, 0.06);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.10);
}

.why-card__icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  background-color: #FDF6E3;
  border-radius: 20px;
  margin-bottom: 20px;
}

.why-card__icon {
  width: 72px;
  height: 72px;
  display: block;
  object-fit: contain;
}

.why-card__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 12px;
}

.why-card__desc {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ── 十二·B、关于我们：普通求职 vs JobLink 对比模块 ── */
.vs-block {
  margin-top: 64px;
}

.vs-block__title {
  text-align: center;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 28px;
}

.vs-block__title em {
  font-style: normal;
  color: var(--color-accent-dark);
  margin: 0 6px;
}

.vs-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.vs-panel {
  border-radius: var(--border-radius);
  padding: 28px 26px;
}

.vs-panel--plain {
  background-color: #F1F5F9;
  border: 1px solid var(--color-border);
}

.vs-panel--jl {
  background-color: #FFFFFF;
  border: 1.5px solid rgba(226, 184, 87, 0.55);
  box-shadow: 0 10px 30px rgba(226, 184, 87, 0.12);
}

.vs-panel__head {
  margin-bottom: 20px;
}

.vs-panel__tag {
  display: inline-block;
  padding: 5px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.03em;
  background-color: #E2E8F0;
  color: #64748B;
}

.vs-panel__tag--jl {
  background-color: rgba(226, 184, 87, 0.15);
  color: #7A5E1A;
}

.vs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vs-item {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  font-size: 15px;
  line-height: 1.6;
}

.vs-panel--plain .vs-item {
  color: var(--color-text-light);
}

.vs-panel--jl .vs-item {
  color: var(--color-text);
  font-weight: 500;
}

.vs-mark {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.vs-mark--x {
  background-color: #E2E8F0;
  color: #94A3B8;
}

.vs-mark--check {
  background-color: var(--color-accent);
  color: #1F2937;
}

/* ── 十二·C、为什么选择：数据背书卡片 ── */
.why-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 44px;
}

.why-stat {
  background-color: #FFFFFF;
  border: 1px solid rgba(100, 116, 139, 0.12);
  border-radius: var(--border-radius);
  box-shadow: 0 2px 14px rgba(15, 23, 42, 0.06);
  padding: 26px 20px;
  min-height: 132px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.why-stat__num {
  font-size: clamp(30px, 4vw, 40px);
  font-weight: 800;
  color: var(--color-accent-dark);
  line-height: 1;
  letter-spacing: -0.01em;
}

.why-stat__unit {
  font-size: 0.45em;
  font-weight: 700;
  margin-left: 3px;
}

.why-stat__label {
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ── 十二·D、为什么选择：收尾总结卡片 ── */
.why-summary {
  margin-top: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 88px;
  padding: 20px 32px;
  border-radius: 26px;
  background-color: #FFF9EA;
  border: 1px solid rgba(217, 164, 65, 0.35);
  border-left: 4px solid #D9A441;
  border-right: 4px solid #D9A441;
  box-shadow: 0 2px 12px rgba(15, 23, 42, 0.05);
}

.why-summary__text {
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 700;
  color: #0F172A;
  line-height: 1.6;
  margin: 0;
  text-align: center;
}

.why-summary__text em {
  font-style: normal;
  color: #C49B3C;
}

/* ── 十三、导师天团 ── */
.teachers {
  background-color: #F1F5F9;
}

/* 创始人卡片 */
.founder-card {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 36px 40px;
  background: linear-gradient(135deg, #FFFFFF 0%, #F8FBFF 100%);
  border: 2px solid var(--color-accent);
  border-radius: var(--border-radius-lg);
  margin-bottom: 40px;
  box-shadow: 0 4px 24px rgba(226, 184, 87, 0.12);
}

.founder-card__avatar-wrap {
  flex-shrink: 0;
}

.founder-card__body {
  flex: 1;
}

.founder-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.founder-card__name {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text);
}

.founder-card__desc {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.75;
}

/* ── 导师 Marquee 无缝滚动 ── */
.teachers__marquee {
  position: relative;
  overflow: hidden;
  padding: 16px 0 44px;
}

.teachers__marquee-fade {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 160px;
  z-index: 2;
  pointer-events: none;
}

.teachers__marquee-fade--l {
  left: 0;
  background: linear-gradient(to right, #F1F5F9 0%, transparent 100%);
}

.teachers__marquee-fade--r {
  right: 0;
  background: linear-gradient(to left, #F1F5F9 0%, transparent 100%);
}

.teachers__marquee-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: teachers-marquee 40s linear infinite;
  padding-left: 32px;
}

.teachers__marquee:hover .teachers__marquee-track,
.teachers__marquee:focus-within .teachers__marquee-track {
  animation-play-state: paused;
}

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

/* 固定宽度：marquee 上下文内的导师卡片 */
.teachers__marquee .teacher-card {
  width: 300px;
  flex-shrink: 0;
}

.teacher-card {
  background-color: #FFFFFF;
  border-radius: var(--border-radius);
  padding: 28px 24px;
  text-align: center;
  border: 1px solid rgba(100, 116, 139, 0.10);
  box-shadow: 0 2px 14px rgba(15, 23, 42, 0.05);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.teacher-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.teacher-card .avatar {
  margin-bottom: 4px;
}

.teacher-card__name {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
}

.teacher-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}

.teacher-card__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
  text-align: center;
}

/* ── 十四、Offer 案例 ── */
.cases {
  background-color: #F8FAFC;
}

/* Offer 徽章 */
/* ── Offer 成就墙 ── */
/* ── Offer 成就墙：横向无缝滚动（复用导师 Marquee 思路，独立命名） ── */
.offers__marquee {
  position: relative;
  overflow: hidden;
  margin-top: 64px;
  padding: 8px 0 20px;
}

.offers__marquee-fade {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 140px;
  z-index: 2;
  pointer-events: none;
}

.offers__marquee-fade--l {
  left: 0;
  background: linear-gradient(to right, #F8FAFC 0%, transparent 100%);
}

.offers__marquee-fade--r {
  right: 0;
  background: linear-gradient(to left, #F8FAFC 0%, transparent 100%);
}

.offers__marquee-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: offers-marquee 48s linear infinite;
  padding-left: 16px;
}

.offers__marquee:hover .offers__marquee-track,
.offers__marquee:focus-within .offers__marquee-track {
  animation-play-state: paused;
}

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

/* 固定宽度：marquee 上下文内的 Offer 卡片不被压缩 */
.offers__marquee .offer-stat-card {
  width: 168px;
  flex-shrink: 0;
}

.offer-stat-card {
  background: linear-gradient(180deg, #FAFCFF 0%, #FFFFFF 100%);
  border: 1px solid rgba(100, 116, 139, 0.14);
  border-radius: 20px;
  padding: 20px 14px;
  text-align: center;
  box-shadow: 0 12px 32px rgba(20, 20, 30, 0.08);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.offer-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(20, 20, 30, 0.13);
}

.company-logo-box {
  width: 88px;
  height: 48px;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.company-logo-box img {
  max-width: 88px;
  max-height: 40px;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}

.logo-fallback {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary) 0%, #2e2d45 100%);
  color: var(--color-accent);
  font-size: 18px;
  font-weight: 800;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.company-name {
  font-size: 15px;
  font-weight: 700;
  color: #252525;
  margin-bottom: 8px;
}

.offer-count {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.offer-count span {
  font-size: 30px;
  line-height: 1;
  font-weight: 900;
  color: #C49B3C;
}

.offer-count em {
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
  color: #6B5218;
}

/* 案例占位框 */
.cases__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 64px 32px;
  background-color: var(--color-card-bg);
  border-radius: var(--border-radius);
  border: 2px dashed var(--color-border);
}

.cases__placeholder-icon {
  font-size: 40px;
}

.cases__placeholder-text {
  font-size: 15px;
  color: var(--color-text-secondary);
}

/* ── 十五、案例 Tab + 案例卡片（重设计版） ── */

/* Tab 筛选栏 */
.cases-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.cases-tab {
  padding: 10px 24px;
  border-radius: 100px;
  border: 1.5px solid rgba(100, 116, 139, 0.18);
  background: #FFFFFF;
  color: var(--color-text-secondary);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.cases-tab:hover {
  border-color: var(--color-accent-dark);
  color: var(--color-text);
}

.cases-tab.is-active {
  background-color: #111827;
  border-color: #111827;
  color: var(--color-white);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.22);
}

/* 案例卡片网格：桌面 2 列 */
.case-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* 隐藏状态（Tab 过滤用） */
.case-card.is-hidden {
  display: none;
}

/* 案例卡片 */
.case-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 16px;
  padding: 28px 28px 20px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* 顶部金色线条 */
.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

/* 顶部：标签行 + 薪资 badge */
.case-card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.case-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
}

/* 芯片 */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}

.chip--direction {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.chip--sub {
  background-color: #E8EEF4;
  color: #475569;
}

/* 薪资 / 结果 badge */
.case-card__badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  border-radius: 100px;
  background: linear-gradient(135deg, #FDF6E3 0%, #EED07A 100%);
  color: #6B4F10;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
  border: 1px solid rgba(196, 155, 60, 0.28);
}

/* 标题 */
.case-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.45;
  margin-bottom: 10px;
}

/* 摘要：最多 3 行，超出省略 */
.case-card__desc {
  font-size: 13.5px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 18px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 2×2 信息格 */
.case-card__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  padding: 14px 16px;
  background: #F1F5F9;
  border-radius: 10px;
  margin-bottom: 18px;
}

.case-card__meta-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.case-card__meta-label {
  font-size: 10.5px;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.case-card__meta-value {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
}

/* 底部 CTA 链接 */
.case-card__btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid #E2E8F0;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  margin-top: auto;
  transition: color var(--transition-fast);
}

.case-card__btn:hover {
  color: var(--color-accent-dark);
}

.case-card__btn span {
  transition: transform var(--transition-fast);
}

.case-card__btn:hover span {
  transform: translateX(4px);
}

/* ── 十六、服务范围 ── */
/* ── 求职完整路径 ── */
.services {
  background-color: #F1F5F9;
}

/* 蛇形动线：01→02（右）/ ↓右列 / 03 在右、04 在左（左箭头）/ ↓左列 / 05 */
.journey__grid {
  display: grid;
  grid-template-columns: 1fr 56px 1fr;
  grid-template-rows: auto 44px auto 44px auto;
  grid-template-areas:
    "c01    harr1  c02"
    ".      .      varr1"
    "c04    harr2  c03"
    "varr2  .      ."
    "c05    c05    c05";
  column-gap: 20px;
}

.jc-c01   { grid-area: c01; }
.jc-harr1 { grid-area: harr1; display: flex; align-items: center; justify-content: center; }
.jc-c02   { grid-area: c02; }
.jc-varr1 { grid-area: varr1; display: flex; align-items: flex-start; justify-content: center; padding-top: 4px; }
.jc-c03   { grid-area: c03; }
.jc-harr2 { grid-area: harr2; display: flex; align-items: center; justify-content: center; }
.jc-c04   { grid-area: c04; }
.jc-varr2 { grid-area: varr2; display: flex; align-items: flex-start; justify-content: center; padding-top: 4px; }
.jc-c05   { grid-area: c05; }

.journey__arr .arr--h { width: 56px; height: 24px; display: block; }
.journey__arr .arr--v { display: none; }
.jc-varr1 svg, .jc-varr2 svg { width: 24px; height: 44px; display: block; }

/* 第二行 03 → 04 向左：水平镜像箭头（仅桌面横箭头） */
.jc-harr2 .arr--h { transform: scaleX(-1); }

.journey-card {
  background: #FFFFFF;
  border: 1px solid rgba(100, 116, 139, 0.12);
  box-shadow: 0 2px 14px rgba(15, 23, 42, 0.06);
  border-radius: var(--border-radius);
  padding: 28px 28px 30px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.journey-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.10);
}

.journey-card__badge {
  display: inline-block;
  background: #FDF6E3;
  color: #C49B3C;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
}

.journey-card__title {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-text);
  margin: 0 0 4px;
  line-height: 1.25;
}

.journey-card__sub {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent-dark);
  margin: 0 0 14px;
}

.journey-card__desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-secondary);
  margin: 0;
}

.journey-card--final {
  border-left: 3px solid rgba(196, 155, 60, 0.38);
  background: linear-gradient(135deg, #FFFFFF 0%, #FAFBFF 100%);
}

.journey-card__final-inner {
  display: flex;
  gap: 64px;
  align-items: center;
}

.journey-card__final-left {
  flex-shrink: 0;
  min-width: 150px;
}

.journey-card__final-right {
  flex: 1;
  max-width: 720px;
}

.journey-card__final-right .journey-card__desc {
  margin: 0 0 12px;
}

.journey-offer-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.journey-offer-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.journey-offer-points li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #C49B3C;
}

/* ── 十五·B、落地支持（总结型模块，非流程节点） ── */
.landing {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(226, 184, 87, 0.07) 0%, transparent 55%),
    #F8FAFC;
  padding: 84px 0;
  text-align: center;
}

.landing__title em {
  font-style: normal;
  color: #C49B3C;
}

.landing__lead {
  max-width: 720px;
  margin: 18px auto 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--color-text-secondary);
}

.landing__body {
  max-width: 640px;
  margin: 14px auto 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-light);
}

.landing__points {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.landing-point {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background-color: #FFFFFF;
  border: 1px solid rgba(196, 155, 60, 0.28);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.05);
}

.landing-point::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #C49B3C;
}

/* ── 十六、联系我们 ── */
.contact-section {
  background:
    radial-gradient(ellipse at 25% 80%, rgba(226, 184, 87, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 20%, rgba(226, 184, 87, 0.04) 0%, transparent 45%),
    linear-gradient(to bottom, #F8FAFC 0px, #1A2845 140px, #111827 220px);
  padding: 200px 24px 96px;
  color: #fff;
}

.contact-container {
  max-width: 1180px;
  margin: 0 auto;
}

.contact-header {
  text-align: center;
  margin-bottom: 48px;
}

.contact-header h2 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.15;
  font-weight: 800;
  margin: 0;
  color: #fff;
}

.contact-header p {
  margin-top: 16px;
  font-size: 18px;
  color: rgba(255, 255, 255, 0.68);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.contact-card {
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  border-radius: 24px;
  padding: 24px;
  text-align: center;
  overflow: hidden;
  border: 1px solid rgba(226, 184, 87, 0.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
  display: flex;
  flex-direction: column;
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
  background: rgba(255, 255, 255, 0.09);
}

.contact-card h3 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  color: #FFFFFF;
}

.contact-card .role {
  margin-top: 8px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.75);
}

.contact-card .direction {
  margin-top: 6px;
  margin-bottom: 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

/* 白色名片：统一比例框 + cover 裁切 + 底部对齐（二维码行水平齐平） */
.wecom-card-image {
  width: 100%;
  max-width: 260px;
  aspect-ratio: 18 / 25;
  object-fit: cover;
  object-position: center bottom;
  background: #FFFFFF;
  display: block;
  margin: auto auto 0;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
}

@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .contact-section {
    padding: 160px 16px 72px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .contact-card {
    padding: 20px;
    border-radius: 20px;
  }

  .wecom-card-image {
    max-width: 220px;
  }
}

/* ── 十七、Footer ── */
.footer {
  background-color: #0D1117;
  padding: 24px 0;
}

.footer__copy {
  text-align: center;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.35);
}

/* ── 十八、滚动动画 ── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 交错延迟：同一父容器内的子元素依次出现 */
.about__grid        .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
.about__grid        .animate-on-scroll:nth-child(2) { transition-delay: 0.12s; }
.about__grid        .animate-on-scroll:nth-child(3) { transition-delay: 0.18s; }
.about__grid        .animate-on-scroll:nth-child(4) { transition-delay: 0.24s; }

.why__grid          .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
.why__grid          .animate-on-scroll:nth-child(2) { transition-delay: 0.14s; }
.why__grid          .animate-on-scroll:nth-child(3) { transition-delay: 0.22s; }

.teachers__grid     .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
.teachers__grid     .animate-on-scroll:nth-child(2) { transition-delay: 0.10s; }
.teachers__grid     .animate-on-scroll:nth-child(3) { transition-delay: 0.15s; }
.teachers__grid     .animate-on-scroll:nth-child(4) { transition-delay: 0.20s; }
.teachers__grid     .animate-on-scroll:nth-child(5) { transition-delay: 0.24s; }
.teachers__grid     .animate-on-scroll:nth-child(6) { transition-delay: 0.28s; }
.teachers__grid     .animate-on-scroll:nth-child(7) { transition-delay: 0.32s; }
.teachers__grid     .animate-on-scroll:nth-child(8) { transition-delay: 0.36s; }
.teachers__grid     .animate-on-scroll:nth-child(9) { transition-delay: 0.40s; }

.journey__grid .animate-on-scroll:nth-child(1) { transition-delay: 0.05s; }
.journey__grid .animate-on-scroll:nth-child(3) { transition-delay: 0.12s; }
.journey__grid .animate-on-scroll:nth-child(5) { transition-delay: 0.18s; }
.journey__grid .animate-on-scroll:nth-child(7) { transition-delay: 0.24s; }
.journey__grid .animate-on-scroll:nth-child(9) { transition-delay: 0.30s; }


/* ── 十九、响应式（768px 以下） ── */
@media (max-width: 768px) {
  :root {
    --container-pad: 20px;
  }

  .section {
    padding: 64px 0;
  }

  /* 导航栏：隐藏桌面导航，显示汉堡 */
  .navbar__nav,
  .navbar__cta {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .navbar__mobile-menu {
    display: flex;
  }

  /* Hero */
  .hero {
    padding: calc(var(--nav-height) + 48px) 0 56px;
  }

  .hero__mentors-companies {
    padding: 0 12px;
  }

  /* 关于我们：渐变缩短 + 1列 */
  .about {
    background: linear-gradient(to bottom, #111827 0px, #F8FAFC 120px);
    padding-top: 120px;
  }

  .about__grid {
    grid-template-columns: 1fr;
  }

  /* Why：1列 */
  .why__grid {
    grid-template-columns: 1fr;
  }

  /* 对比模块：上下堆叠 */
  .vs-block {
    margin-top: 48px;
  }

  .vs-compare {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* 数据背书：2 列 */
  .why-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 36px;
  }

  .why-stat {
    min-height: 116px;
    padding: 22px 14px;
  }

  /* 收尾总结卡片 */
  .why-summary {
    margin-top: 28px;
    padding: 18px 22px;
    min-height: 80px;
  }

  /* 创始人卡片：垂直排列 */
  .founder-card {
    flex-direction: column;
    text-align: center;
    padding: 28px 24px;
    gap: 20px;
  }

  .founder-card__meta {
    justify-content: center;
  }

  /* 导师 Marquee：移动端缩小卡片宽度 */
  .teachers__marquee .teacher-card {
    width: 240px;
  }
  .teachers__marquee-fade {
    width: 80px;
  }

  /* Offer Marquee：移动端缩小卡片与渐隐 */
  .offers__marquee .offer-stat-card {
    width: 152px;
  }
  .offers__marquee-fade {
    width: 64px;
  }
  .offers__marquee {
    margin-top: 44px;
  }

  /* 落地支持：移动端收紧 */
  .landing {
    padding: 56px 0;
  }
  .landing__points {
    margin-top: 24px;
    gap: 10px;
  }

  /* 案例卡片：1列 */
  .case-cards {
    grid-template-columns: 1fr;
  }

  /* 服务路径：单列 */
  .journey__grid {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .jc-harr1,
  .jc-harr2 {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 44px;
  }

  .jc-harr1 .arr--h,
  .jc-harr2 .arr--h { display: none; }

  .jc-harr1 .arr--v,
  .jc-harr2 .arr--v { display: block; width: 24px; height: 44px; }

  .jc-varr1,
  .jc-varr2 {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 44px;
    padding-top: 0;
  }

  .journey-card--final .journey-card__final-inner {
    flex-direction: column;
    gap: 12px;
  }

  /* 区块头 */
  .section-header {
    margin-bottom: 40px;
  }
}

/* 超小屏（480px以下） */
@media (max-width: 480px) {
  .teachers__marquee .teacher-card {
    width: 200px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn--lg {
    width: 100%;
    max-width: 320px;
  }

  .offers__marquee .offer-stat-card {
    width: 140px;
  }
}