/* =========================================================
   岚湖基金 · 首页视觉重设计（样板）
   方向：锐利现代 / 全球资管感
   作用域：仅首页 body[data-page="home"].home-rd，不影响其它页
   依赖：在 styles.css 之后加载，按需覆盖
   ========================================================= */

.home-rd {
  --ink: #0a0d12;
  --ink-2: #0f141c;
  --ink-3: #161d27;
  --paper: #ffffff;
  --paper-2: #f4f6f8;
  --paper-3: #eceff3;
  --red: #b7252c;
  --red-bright: #e02a2a;
  --rd-text: #11151c;
  --rd-muted: #5c6675;
  --rd-line: #e2e6ec;
  --rd-line-dark: rgba(255, 255, 255, 0.14);
  --rd-on-dark: #f3f5f8;
  --rd-on-dark-muted: #9aa6b6;

  --font-sans: "Archivo", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;

  --rd-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --rd-maxw: 1240px;

  font-family: var(--font-sans);
  color: var(--rd-text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.home-rd .container {
  width: min(var(--rd-maxw), calc(100% - 48px));
  margin-inline: auto;
}

/* ---------- 入场动画 ---------- */
@keyframes rdUp {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: translateY(0); }
}
.home-rd .rd-reveal {
  opacity: 0;
}
.home-rd .rd-reveal.is-in {
  animation: rdUp 0.9s var(--rd-ease) forwards;
}
@media (prefers-reduced-motion: reduce) {
  .home-rd .rd-reveal { opacity: 1; animation: none; }
}

/* =========================================================
   HEADER（首页：浮在 hero 之上，深色半透明）
   ========================================================= */
.home-rd .site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 76px;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--rd-line);
  box-shadow: 0 1px 0 rgba(10, 13, 18, 0.03);
  transition: box-shadow 0.4s var(--rd-ease);
}
.home-rd.is-scrolled .site-header {
  box-shadow: 0 10px 30px rgba(10, 13, 18, 0.08);
}
.home-rd .brand img { max-height: 44px; filter: none; opacity: 1; }
.home-rd .main-nav a {
  color: #2b3340;
  font-size: 13px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 600;
  transition: color 0.25s;
}
.home-rd .main-nav a:hover,
.home-rd .main-nav a.is-active { color: var(--red); }
.home-rd .main-nav .lang-link {
  border: 1px solid var(--rd-line);
  color: var(--rd-text);
  background: transparent;
}
.home-rd .main-nav .lang-link:hover { background: var(--red); border-color: var(--red); color: #fff; }
.home-rd .nav-toggle span { background: var(--rd-text); }

/* =========================================================
   HERO
   ========================================================= */
.home-rd .rd-hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--rd-on-dark);
  text-align: center;
}
.home-rd .rd-hero__media { position: absolute; inset: 0; z-index: 0; }
.home-rd .rd-hero__media .hero-slide {
  position: absolute; inset: 0; margin: 0;
  opacity: 0; transition: opacity 1.2s var(--rd-ease);
}
.home-rd .rd-hero__media .hero-slide.is-active { opacity: 1; }
.home-rd .rd-hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.06); animation: rdKenBurns 18s ease-out forwards;
}
@keyframes rdKenBurns { to { transform: scale(1); } }
.home-rd .rd-hero__scrim {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(8, 11, 16, 0.34) 0%, rgba(8, 11, 16, 0.26) 50%, rgba(8, 11, 16, 0.44) 100%),
    radial-gradient(ellipse 70% 60% at center, rgba(8, 11, 16, 0.22) 0%, rgba(8, 11, 16, 0) 70%);
}
.home-rd .rd-hero__inner {
  position: relative; z-index: 2;
  width: min(920px, calc(100% - 48px));
  margin-inline: auto;
  padding: 140px 0 80px;
}
.home-rd .rd-eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--rd-on-dark-muted); font-weight: 600;
  margin-bottom: 26px;
}
.home-rd .rd-eyebrow::before,
.home-rd .rd-eyebrow::after {
  content: ""; width: 28px; height: 2px; background: var(--red-bright);
}
.home-rd .rd-hero__title {
  font-weight: 800;
  font-size: clamp(44px, 7vw, 104px);
  line-height: 1.02;
  letter-spacing: -0.01em;
  margin: 0 0 24px;
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.3);
}
.home-rd .rd-hero__title.is-phrase {
  font-size: clamp(26px, 3.9vw, 52px);
  letter-spacing: 0.005em;
  font-weight: 800;
  line-height: 1.14;
}
.home-rd .rd-hero__sub {
  max-width: 34ch;
  font-size: clamp(15px, 1.5vw, 19px);
  line-height: 1.75;
  color: rgba(243, 245, 248, 0.9);
  margin: 0 auto 38px;
}
.home-rd .rd-hero__actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

/* 按钮 */
.home-rd .rd-btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 52px; padding: 0 30px;
  font-size: 14px; font-weight: 700; letter-spacing: 0.06em;
  border-radius: 2px; cursor: pointer;
  transition: transform 0.25s var(--rd-ease), background 0.25s, color 0.25s, border-color 0.25s;
}
.home-rd .rd-btn--primary { background: var(--red); color: #fff; }
.home-rd .rd-btn--primary:hover { background: #fff; color: var(--ink); transform: translateY(-2px); }
.home-rd .rd-btn--ghost { border: 1px solid rgba(255, 255, 255, 0.4); color: #fff; }
.home-rd .rd-btn--ghost:hover { background: rgba(255, 255, 255, 0.1); transform: translateY(-2px); }

.home-rd .rd-hero__scroll {
  position: absolute; z-index: 2; right: max(24px, calc((100vw - var(--rd-maxw)) / 2));
  bottom: 40px; writing-mode: vertical-rl;
  font-size: 11px; letter-spacing: 0.3em; color: var(--rd-on-dark-muted);
  display: flex; align-items: center; gap: 14px;
}
.home-rd .rd-hero__scroll::after {
  content: ""; width: 1px; height: 54px;
  background: linear-gradient(var(--red-bright), transparent);
  animation: rdScroll 2.2s var(--rd-ease) infinite;
}
@keyframes rdScroll { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 50.1% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

.home-rd .hero-arrow { z-index: 3; }

/* 首页 hero：仅保留大标题，去掉小标签/副标题/按钮/滚动提示 */
.home-rd .rd-eyebrow,
.home-rd .rd-hero__sub,
.home-rd .rd-hero__actions,
.home-rd .rd-hero__scroll { display: none; }

/* =========================================================
   POSITIONING / 关于（深色）
   ========================================================= */
.home-rd .rd-stmt {
  background: var(--ink);
  color: var(--rd-on-dark);
  padding: clamp(80px, 12vh, 150px) 0;
  position: relative;
}
.home-rd .rd-stmt::before {
  content: ""; position: absolute; top: 0; left: 0; width: 64px; height: 4px; background: var(--red);
}
.home-rd .rd-kicker {
  font-size: 13px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--red-bright); font-weight: 700; margin: 0 0 22px;
}
.home-rd .rd-stmt__title {
  font-size: clamp(30px, 4.4vw, 60px); font-weight: 800; line-height: 1.12;
  letter-spacing: -0.01em; margin: 0 0 30px; max-width: 18ch;
}
.home-rd .rd-stmt__body {
  max-width: 62ch; font-size: clamp(15px, 1.3vw, 18px); line-height: 1.95;
  color: rgba(243, 245, 248, 0.74); margin: 0;
}
.home-rd .rd-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  margin-top: clamp(46px, 7vh, 80px);
  background: var(--rd-line-dark);
  border: 1px solid var(--rd-line-dark);
}
.home-rd .rd-stat { background: var(--ink); padding: 34px 30px; }
.home-rd .rd-stat__num {
  font-size: clamp(38px, 5vw, 62px); font-weight: 800; line-height: 1;
  letter-spacing: -0.02em;
}
.home-rd .rd-stat__num em { color: var(--red-bright); font-style: normal; }
.home-rd .rd-stat__label {
  margin-top: 14px; font-size: 14px; line-height: 1.6; color: var(--rd-on-dark-muted);
}

/* =========================================================
   通用 section head
   ========================================================= */
.home-rd .rd-sec-head { margin-bottom: clamp(40px, 6vh, 64px); }
.home-rd .rd-sec-head .rd-kicker { color: var(--red); }
.home-rd .rd-sec-head h2 {
  font-size: clamp(28px, 3.6vw, 46px); font-weight: 800; line-height: 1.12;
  letter-spacing: -0.01em; margin: 0; color: var(--rd-text); max-width: 22ch;
}
.home-rd .rd-sec-head.with-link {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.home-rd .rd-sec-link {
  font-size: 14px; font-weight: 700; letter-spacing: 0.04em; color: var(--rd-text);
  border-bottom: 2px solid var(--red); padding-bottom: 4px; white-space: nowrap;
  transition: gap 0.25s, color 0.25s;
}
.home-rd .rd-sec-link:hover { color: var(--red); }

/* =========================================================
   PHILOSOPHY（浅色 · 三点大号数字）
   ========================================================= */
.home-rd .rd-philo { background: var(--paper); padding: clamp(80px, 12vh, 150px) 0; }
.home-rd .rd-philo__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border-top: 1px solid var(--rd-line);
}
.home-rd .rd-philo__item {
  padding: 42px 36px 48px; border-bottom: 1px solid var(--rd-line);
  border-right: 1px solid var(--rd-line);
  position: relative; transition: background 0.3s var(--rd-ease);
}
.home-rd .rd-philo__item:nth-child(3n) { border-right: none; }
.home-rd .rd-philo__item:hover { background: var(--paper-2); }
.home-rd .rd-philo__item::after {
  content: ""; position: absolute; left: 0; bottom: -1px; width: 0; height: 3px;
  background: var(--red); transition: width 0.4s var(--rd-ease);
}
.home-rd .rd-philo__item:hover::after { width: 64px; }
.home-rd .rd-philo__num {
  font-size: 15px; font-weight: 800; letter-spacing: 0.1em; color: var(--red);
  margin-bottom: 26px; display: block;
}
.home-rd .rd-philo__item h3 {
  font-size: 21px; font-weight: 700; line-height: 1.4; margin: 0 0 16px; color: var(--rd-text);
}
.home-rd .rd-philo__item p {
  font-size: 14.5px; line-height: 1.85; color: var(--rd-muted); margin: 0;
}

/* =========================================================
   LATEST NEWS（浅灰）
   ========================================================= */
.home-rd .rd-news { background: var(--paper-2); padding: clamp(80px, 12vh, 150px) 0; }
.home-rd .rd-news__list {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.home-rd .rd-news__card {
  background: var(--paper); display: flex; flex-direction: column;
  border: 1px solid var(--rd-line); overflow: hidden;
  transition: transform 0.35s var(--rd-ease), box-shadow 0.35s var(--rd-ease), border-color 0.35s;
}
.home-rd .rd-news__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(10, 13, 18, 0.12);
  border-color: transparent;
}
.home-rd .rd-news__media { aspect-ratio: 16 / 10; overflow: hidden; background: var(--paper-3); }
.home-rd .rd-news__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--rd-ease); }
.home-rd .rd-news__card:hover .rd-news__media img { transform: scale(1.05); }
.home-rd .rd-news__body { padding: 26px 26px 30px; display: flex; flex-direction: column; flex: 1; }
.home-rd .rd-news__date {
  font-size: 12.5px; font-weight: 700; letter-spacing: 0.08em; color: var(--red);
  margin-bottom: 14px;
}
.home-rd .rd-news__title {
  font-size: 17px; font-weight: 700; line-height: 1.5; color: var(--rd-text); margin: 0 0 12px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.home-rd .rd-news__sum {
  font-size: 13.5px; line-height: 1.75; color: var(--rd-muted); margin: 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.home-rd .rd-news__empty { color: var(--rd-muted); font-size: 15px; }

/* =========================================================
   FOOTER（深色）
   ========================================================= */
.home-rd .rd-footer {
  background: var(--ink); color: var(--rd-on-dark-muted);
  padding: 64px 0 40px;
}
.home-rd .rd-footer__top {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap;
  padding-bottom: 40px; border-bottom: 1px solid var(--rd-line-dark);
}
.home-rd .rd-footer__brand { font-size: 20px; font-weight: 800; color: #fff; letter-spacing: 0.02em; }
.home-rd .rd-footer__tag { margin-top: 12px; font-size: 13.5px; color: var(--rd-on-dark-muted); }
.home-rd .rd-footer__nav { display: flex; gap: 28px; flex-wrap: wrap; }
.home-rd .rd-footer__nav a {
  color: rgba(243, 245, 248, 0.7); font-size: 13.5px; letter-spacing: 0.04em;
  transition: color 0.25s;
}
.home-rd .rd-footer__nav a:hover { color: #fff; }
.home-rd .rd-footer__bottom {
  margin-top: 28px; font-size: 12.5px; color: rgba(154, 166, 182, 0.7); letter-spacing: 0.02em;
}

/* =========================================================
   响应式
   ========================================================= */
@media (max-width: 900px) {
  .home-rd .rd-stats { grid-template-columns: 1fr; }
  .home-rd .rd-philo__grid { grid-template-columns: 1fr; }
  .home-rd .rd-philo__item { border-right: none; }
  .home-rd .rd-news__list { grid-template-columns: 1fr; }
  .home-rd .rd-hero__scroll { display: none; }
}
@media (max-width: 560px) {
  .home-rd .container { width: calc(100% - 36px); }
  .home-rd .rd-hero__inner { padding-top: 120px; }
  .home-rd .rd-btn { height: 48px; padding: 0 24px; }
}

/* 首页改为单屏（大图占满一屏，不下拉）：隐藏 hero 以下的区块与页脚 */
.home-rd .page-main { margin-top: 0; }
.home-rd .rd-hero { min-height: 100svh; }
.home-rd .rd-stmt,
.home-rd .rd-philo,
.home-rd .rd-news,
.home-rd .rd-footer { display: none; }