/* 才汇创服 v5 — Editorial（杂志排版风格）*/
/* 灵感: 白底 · 衬线字体 · 大量留白 · 细线分割 · 克制优雅 */

:root {
  /* ── 编辑调色板 ── */
  --white: #FFFFFF;
  --bg: #FBFBFA;
  --bg-alt: #F6F6F4;
  --card: #FFFFFF;
  --text: #111111;
  --text2: #6A6A68;
  --text3: #9A9A98;
  --bd: #E5E5E2;
  --bd2: #EDEDEA;

  --red: #C41E3A;
  --red-dim: rgba(196, 30, 58, 0.04);
  --gold: #C8A24E;
  --gold-dim: rgba(200, 162, 78, 0.05);

  /* ── 字体 ── */
  --ff-serif: "Noto Serif SC", "Source Han Serif SC", "Georgia", "Times New Roman", serif;
  --ff-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC",
    "Noto Sans SC", "Helvetica Neue", sans-serif;
  --ff-mono: "SF Mono", "Fira Code", monospace;

  /* ── 字号（杂志级大排版） ── */
  --fs-d: clamp(3rem, 6vw, 4.5rem);
  --fs-h2: clamp(1.8rem, 3vw, 2.4rem);
  --fs-h3: clamp(1.15rem, 1.4vw, 1.3rem);
  --fs-body: clamp(1rem, 1.2vw, 1.1rem);
  --fs-sm: clamp(0.85rem, 0.9vw, 0.9rem);
  --fs-xs: 0.8rem;
  --fs-label: 0.85rem;

  /* ── 间距 ── */
  --s-xs: 8px;
  --s-sm: 16px;
  --s-md: 24px;
  --s-lg: 32px;
  --s-xl: 48px;
  --s-2xl: 72px;
  --s-3xl: 120px;

  /* ── 圆角 ── */
  --r-sm: 2px;
  --r-md: 4px;
  --r-lg: 8px;
  --r-xl: 12px;

  /* ── 阴影（极淡） ── */
  --shd-card: 0 1px 3px rgba(0, 0, 0, 0.03);

  /* ── 动画 ── */
  --d-f: 150ms;
  --d-n: 300ms;
  --d-s: 600ms;
  --e-o: cubic-bezier(0.22, 1, 0.36, 1);
  --e-b: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ══════════════════════════════════════════════
   基础
   ══════════════════════════════════════════════ */
*,
*::after,
*::before { box-sizing: border-box; margin: 0; padding: 0 }

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

body {
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none }
img { max-width: 100%; display: block }
ul { list-style: none }

::selection { background: var(--red); color: var(--white) }

/* ── 工具类 ── */
.w { max-width: 1200px; margin: 0 auto; padding: 0 var(--s-sm) }

.sec {
  padding: var(--s-3xl) 0;
  position: relative;
  z-index: 1;
  scroll-margin-top: 80px;
}

.sec-alt { background: var(--card-solid, #FFFFFF) }

/* ---- 杂志风格节标题 ---- */
.sec-h {
  margin-bottom: var(--s-2xl);
}

.sec-h-c {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--s-2xl);
}

/* Kicker — 节目标签 */
.sec-t {
  display: block;
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--s-sm);
}

.sec-h h2 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0.02em;
  margin-bottom: var(--s-sm);
  color: var(--text);
}

/* 装饰横线 — 细红线 */
.sec-h h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--red);
  margin: 18px 0 0;
}

.sec-h-c h2::after { margin: 18px auto 0 }

.sec-h p {
  color: var(--text2);
  font-size: var(--fs-sm);
  max-width: 520px;
  line-height: 1.7;
}

.sec-h-c p { margin: 0 auto }

/* ---- 工具类 ---- */
.grad {
  background: linear-gradient(135deg, var(--red), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 32px;
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  border: none;
  cursor: pointer;
  transition: all var(--d-n) var(--e-o);
  position: relative;
}

.btn-p {
  background: var(--text);
  color: var(--white);
}

.btn-p:hover {
  background: #333;
  transform: translateY(-1px);
}

.btn-o {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-o:hover {
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-w {
  background: var(--white);
  color: var(--text);
  border: 1px solid var(--bd);
}

.btn-w:hover {
  border-color: var(--text);
}

/* ---- 滚动渐入 ---- */
.rv {
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--d-s) var(--e-o);
}

.rv.in {
  opacity: 1;
  transform: translateY(0);
}

.rv-d1 { transition-delay: 100ms }
.rv-d2 { transition-delay: 200ms }
.rv-d3 { transition-delay: 300ms }
.rv-d4 { transition-delay: 400ms }
.rv-d5 { transition-delay: 500ms }
.rv-d6 { transition-delay: 600ms }
.rv-d7 { transition-delay: 700ms }

/* ══════════════════════════════════════════════
   HEADER — 杂志纤薄导航
   ══════════════════════════════════════════════ */
.hd {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(229, 229, 226, 0.2);
  transition: all var(--d-n) var(--e-o);
}

.hd.sc {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: var(--bd);
}

.hd-in {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.lg {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  letter-spacing: 0.04em;
}

.nv {
  display: flex;
  align-items: center;
  gap: 2px;
  padding-left: var(--s-lg);
  border-left: 1px solid var(--bd2);
}

.nv a {
  padding: 8px 18px;
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--text2);
  transition: all var(--d-f);
  letter-spacing: 0.03em;
  position: relative;
  border-radius: 4px;
}

.nv a:hover {
  color: var(--text);
  background: var(--bg-alt);
}

.nv a.ac {
  color: var(--text);
  background: var(--red-dim);
}

.dt {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.dt span {
  width: 20px;
  height: 1.5px;
  background: var(--text);
  border-radius: 1px;
  transition: all var(--d-f);
}

.m-d {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 99;
  transform: translateX(100%);
  transition: transform var(--d-n) var(--e-o);
  padding: var(--s-md);
  display: flex;
  flex-direction: column;
  gap: var(--s-xs);
}

.m-d.op { transform: translateX(0) }

.m-d a {
  padding: var(--s-sm) var(--s-md);
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  color: var(--text);
  border-bottom: 1px solid var(--bd2);
}

.m-d a:hover { opacity: 0.6 }

.m-d .nv-c {
  display: none;
}

/* ══════════════════════════════════════════════
   HERO — 杂志封面故事
   ══════════════════════════════════════════════ */
.hero {
  position: relative;
  height: 90vh;
  min-height: 560px;
  max-height: 860px;
  overflow: hidden;
  background: var(--dark, #1A1625);
  z-index: 0;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(196, 30, 58, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 50%, rgba(200, 162, 78, 0.03) 0%, transparent 50%);
  z-index: 0;
  pointer-events: none;
}

.hero-slider {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.9s var(--e-o), transform 0.9s var(--e-o);
  transform: scale(1.02);
  padding: 0 var(--s-sm);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-slide.ac {
  opacity: 1;
  transform: scale(1);
}

.hero-slide::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.65), rgba(17, 17, 17, 0.25));
  z-index: 0;
}

.hero-text {
  max-width: 750px;
  z-index: 2;
  position: relative;
  text-align: center;
}

.hero-label {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: var(--s-md);
  position: relative;
  display: inline-block;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.hero-label::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--red);
}

.hero h1 {
  font-family: var(--ff-serif);
  font-size: var(--fs-d);
  font-weight: 400;
  line-height: 1.12;
  color: var(--white);
  margin-bottom: var(--s-md);
  letter-spacing: 0.03em;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero h1 em {
  font-style: normal;
  color: rgba(255, 255, 255, 0.7);
}

.hero-line {
  width: 40px;
  height: 1.5px;
  background: var(--red);
  margin: 0 auto var(--s-md);
}

.hero p {
  color: rgba(255, 255, 255, 0.5);
  max-width: 520px;
  margin: 0 auto var(--s-lg);
  font-size: var(--fs-sm);
  line-height: 1.8;
  font-family: var(--ff-sans);
}

.hero-ac {
  display: flex;
  justify-content: center;
  gap: var(--s-sm);
}

/* 箭头 — 极简 */
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.15);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--d-n);
}

.hero-arrow:hover { color: rgba(255, 255, 255, 0.4) }
.hero-arrow-l { left: var(--s-sm) }
.hero-arrow-r { right: var(--s-sm) }

.hero-dots {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 8px;
}

.hero-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  cursor: pointer;
  transition: all var(--d-s) var(--e-o);
}

.hero-dot:hover { background: rgba(255, 255, 255, 0.2) }

.hero-dot.ac {
  width: 24px;
  border-radius: 3px;
  background: var(--red);
}

.hero-scroll {
  position: absolute;
  bottom: 36px;
  right: var(--s-sm);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.3;
  transition: opacity var(--d-n);
}

.hero-scroll:hover { opacity: 0.6 }

.scroll-mouse {
  width: 20px;
  height: 30px;
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  padding-top: 5px;
}

.scroll-wheel {
  width: 2px;
  height: 6px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 1px;
  animation: scrollWheel 2s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%, 100% { opacity: 1; transform: translateY(0) }
  50% { opacity: 0.2; transform: translateY(6px) }
}

.hero-scroll span {
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.06em;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

/* ══════════════════════════════════════════════
   TRUST — 数据/标语区（杂志脚注风格）
   ══════════════════════════════════════════════ */
.trust {
  padding: var(--s-2xl) 0;
  border-bottom: 1px solid var(--bd);
}

.trust-qe {
  display: flex;
  justify-content: center;
  gap: var(--s-xl);
  flex-wrap: wrap;
  margin-bottom: var(--s-xl);
}

.tqe-item {
  display: flex;
  align-items: center;
  gap: var(--s-sm);
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.02em;
}

.tqe-ic {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 1.6rem;
  flex-shrink: 0;
}

.trust-st {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-xl);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.st-i { padding: 0; position: relative }

.st-i + .st-i::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--s-xl) / 2);
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--bd);
}

.st-n {
  font-family: var(--ff-serif);
  font-size: clamp(2.4rem, 3.5vw, 3.2rem);
  font-weight: 400;
  line-height: 1;
  color: var(--red);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.st-l {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  color: var(--text3);
  letter-spacing: 0.04em;
}

/* ══════════════════════════════════════════════
   ABOUT — 杂志专题页
   ══════════════════════════════════════════════ */
.sec-ab { padding-bottom: 0 }

.ab-g {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--s-2xl);
  align-items: center;
  margin-bottom: var(--s-2xl);
}

.ab-it {
  padding: 0;
}

.ab-tg {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--s-sm);
  display: block;
}

.ab-it h2 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--s-sm);
  letter-spacing: 0.02em;
}

.ab-ld {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-style: italic;
  color: var(--text2);
  line-height: 1.5;
  margin-bottom: var(--s-sm);
}

.ab-it p {
  color: var(--text2);
  margin-bottom: 12px;
  line-height: 1.8;
  font-size: var(--fs-sm);
}

.ab-v {
  height: 100%;
  min-height: 400px;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.ab-v-img {
  background-size: cover !important;
  background-position: center !important;
  position: relative;
}

.ab-v-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.4), rgba(17, 17, 17, 0.2));
  z-index: 1;
  pointer-events: none;
}

.ab-v i,
.ab-v p { position: relative; z-index: 2 }

.ab-v i {
  font-size: 48px;
  color: var(--white);
  opacity: 0.12;
  margin-bottom: var(--s-sm);
}

.ab-v p {
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 2px;
  text-align: center;
  font-weight: 400;
}

/* 浮动数据卡 */
.ab-float-card {
  position: absolute;
  background: var(--white);
  padding: 14px 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  z-index: 3;
  text-align: center;
  animation: floatCard 3s ease-in-out infinite;
}

.ab-float-top { top: 30px; right: -10px; animation-delay: 0s }
.ab-float-bot { bottom: 60px; left: -10px; animation-delay: 1.5s }

.afc-n {
  font-family: var(--ff-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.1;
}

.afc-l {
  font-size: var(--fs-xs);
  color: var(--text3);
  letter-spacing: 0.04em;
  margin-top: 2px;
  font-family: var(--ff-sans);
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0) }
  50% { transform: translateY(-6px) }
}

/* 数据条 */
.ab-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--bd);
  border-bottom: 1px solid var(--bd);
  padding: var(--s-xl) 0;
  margin-top: var(--s-2xl);
}

.abs-item { text-align: center; position: relative }

.abs-item + .abs-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--bd);
}

.abs-n {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 2.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1;
  color: var(--red);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.abs-l {
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  color: var(--text3);
  letter-spacing: 0.04em;
}

/* ══════════════════════════════════════════════
   BUSINESS — 杂志专题页布局
   ══════════════════════════════════════════════ */
.bz-g {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--s-2xl);
  align-items: start;
}

.bz-f {
  padding: 0;
}

.bz-f h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  font-weight: 400;
  margin-bottom: var(--s-sm);
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.bz-f p {
  color: var(--text2);
  line-height: 1.8;
  margin-bottom: var(--s-sm);
  font-size: var(--fs-sm);
}

.bz-f li {
  display: flex;
  align-items: flex-start;
  gap: var(--s-sm);
  font-size: var(--fs-sm);
  color: var(--text2);
  padding: 12px 0;
  border-bottom: 1px solid var(--bd2);
}

.bz-f li:last-child { border-bottom: none }

.bz-f li::before {
  content: '—';
  color: var(--red);
  font-weight: 400;
  flex-shrink: 0;
}

.bz-l {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.bz-c {
  padding: var(--s-lg) 0;
  border-bottom: 1px solid var(--bd2);
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
  cursor: default;
  transition: all var(--d-f);
}

.bz-c:last-child { border-bottom: none }

.bz-c:hover { opacity: 0.7 }

.bz-ic {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 1.6rem;
  flex-shrink: 0;
}

.bz-c h4 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  margin-bottom: 4px;
}

.bz-c p {
  font-size: var(--fs-sm);
  color: var(--text2);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════
   PARKS — 杂志跨页布局
   ══════════════════════════════════════════════ */
.pk-alt {
  display: flex;
  flex-direction: column;
  gap: var(--s-2xl);
}

.pk-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--s-2xl);
  align-items: center;
  scroll-margin-top: 80px;
}

.pk-img {
  height: 320px;
  background-size: cover !important;
  background-position: center !important;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.pk-img i {
  font-size: 3rem;
  color: var(--white);
  opacity: 0.1;
  transition: all var(--d-s) var(--e-o);
  z-index: 1;
}

.pk-row:hover .pk-img i {
  opacity: 0.2;
  transform: scale(1.1);
}

.pk-c {
  padding: 0;
}

.pk-tag {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  display: block;
  margin-bottom: var(--s-sm);
}

.pk-c h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h2);
  font-weight: 400;
  margin-bottom: var(--s-sm);
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.pk-c p {
  color: var(--text2);
  font-size: var(--fs-sm);
  line-height: 1.8;
  margin-bottom: var(--s-md);
}

.pk-facts {
  display: flex;
  gap: var(--s-xl);
  padding-top: var(--s-sm);
  border-top: 1px solid var(--bd);
}

.pk-facts span {
  font-size: var(--fs-xs);
  color: var(--text3);
  font-family: var(--ff-sans);
}

.pk-facts strong {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  color: var(--red);
  margin-right: 4px;
}

.pk-row:nth-child(even) .pk-img { order: 1 }

@media (max-width: 768px) {
  .pk-row:nth-child(even) .pk-img { order: 0 }
}

/* ══════════════════════════════════════════════
   INVESTMENT — 极简卡片
   ══════════════════════════════════════════════ */
.iv-g {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--bd);
}

.iv-c {
  padding: var(--s-2xl) var(--s-lg);
  border-right: 1px solid var(--bd);
  border-bottom: 1px solid var(--bd);
  transition: all var(--d-f);
  cursor: default;
}

.iv-c:last-child { border-right: none }

.iv-c:hover { background: var(--bg-alt) }

.iv-ci {
  font-size: 1.6rem;
  color: var(--red);
  margin-bottom: var(--s-sm);
}

.iv-c .lb {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  display: block;
  margin-bottom: var(--s-xs);
}

.iv-c h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  margin-bottom: var(--s-xs);
  line-height: 1.3;
}

.iv-c p {
  color: var(--text2);
  font-size: var(--fs-sm);
  line-height: 1.7;
}

/* ══════════════════════════════════════════════
   SERVICES — 极简网格
   ══════════════════════════════════════════════ */
.sv-g {
  display: flex;
  flex-direction: column;
  gap: var(--s-2xl);
}

.sv-gh {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--s-lg);
  display: flex;
  align-items: center;
  gap: var(--s-sm);
}

.sv-gh::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--bd);
  min-width: 40px;
}

.sv-gr {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--bd);
  border-left: 1px solid var(--bd);
}

.sv-c {
  padding: var(--s-xl) var(--s-lg);
  border-right: 1px solid var(--bd);
  border-bottom: 1px solid var(--bd);
  transition: all var(--d-f);
  cursor: default;
}

.sv-c:hover { background: var(--bg-alt) }

.sv-ci {
  font-size: 1.6rem;
  color: var(--red);
  margin-bottom: var(--s-sm);
}

.sv-c h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  margin-bottom: 6px;
}

.sv-c p {
  font-size: var(--fs-sm);
  color: var(--text2);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════
   CASES
   ══════════════════════════════════════════════ */
.hr-f {
  cursor: default;
  display: flex;
  gap: var(--s-xl);
  align-items: flex-start;
  padding: var(--s-xl) 0;
  border-bottom: 1px solid var(--bd);
}

.hr-f-num {
  font-family: var(--ff-serif);
  font-size: 3.5rem;
  font-weight: 400;
  line-height: 1;
  color: var(--red);
  flex-shrink: 0;
}

.hr-f-b .lb {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  display: block;
  margin-bottom: var(--s-xs);
}

.hr-f-b h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  margin-bottom: var(--s-xs);
  line-height: 1.3;
}

.hr-f-b p {
  font-size: var(--fs-sm);
  color: var(--text2);
  line-height: 1.7;
  margin-bottom: var(--s-md);
}

.hr-f-meta {
  display: flex;
  gap: var(--s-md);
  flex-wrap: wrap;
}

.hr-f-meta span {
  font-size: var(--fs-xs);
  color: var(--text3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hr-c {
  padding: var(--s-lg) 0;
  border-bottom: 1px solid var(--bd2);
  cursor: default;
  display: flex;
  gap: var(--s-md);
  align-items: flex-start;
}

.hr-c:last-child { border-bottom: none }
.hr-c:hover { opacity: 0.7 }

.hr-c-n {
  font-family: var(--ff-serif);
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1;
  color: var(--red);
  flex-shrink: 0;
}

.hr-c-b .lb {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  display: block;
  margin-bottom: 4px;
}

.hr-c-b h3 {
  font-family: var(--ff-serif);
  font-size: var(--fs-body);
  font-weight: 400;
  margin-bottom: 4px;
  line-height: 1.3;
}

.hr-c-b p {
  font-size: var(--fs-sm);
  color: var(--text2);
  line-height: 1.6;
}

/* ══════════════════════════════════════════════
   STRUCTURE
   ══════════════════════════════════════════════ */
.st-org {
  border-top: 1px solid var(--bd);
  border-bottom: 1px solid var(--bd);
}

.st-org-header {
  text-align: center;
  padding: var(--s-xl) 0;
  font-family: var(--ff-serif);
  font-size: var(--fs-h3);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--text);
  border-bottom: 1px solid var(--bd2);
}

.st-org-header i { color: var(--red); margin-right: 8px }

.st-org-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.st-org-col {
  padding: var(--s-xl) var(--s-lg);
}

.st-org-col + .st-org-col { border-left: 1px solid var(--bd2) }

.st-org-col h4 {
  font-family: var(--ff-sans);
  font-size: var(--fs-body);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--s-md);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0;
  border: none;
}

.st-org-col h4 i { font-size: 1.2rem; }

.st-org-col h4 i { color: var(--text) }

.st-org-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.st-org-col li {
  font-size: var(--fs-sm);
  color: var(--text2);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.6;
}

.st-org-dot {
  color: var(--red);
  margin-top: 8px;
  font-size: 4px;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════
   CTA — 极简暗色
   ══════════════════════════════════════════════ */
.cta {
  background: var(--text);
  text-align: center;
  padding: var(--s-3xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-in { position: relative; z-index: 1 }

.cta h2 {
  font-family: var(--ff-serif);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  margin-bottom: var(--s-md);
  letter-spacing: 0.03em;
  color: var(--white);
}

.cta-line {
  width: 40px;
  height: 1.5px;
  background: var(--red);
  margin: 0 auto var(--s-md);
}

.cta p {
  color: rgba(255, 255, 255, 0.4);
  max-width: 500px;
  margin: 0 auto var(--s-lg);
  font-size: var(--fs-sm);
  line-height: 1.8;
}

/* ══════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════ */
.cf-g {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: var(--s-2xl);
  align-items: start;
}

.cf-info {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cfi-item {
  display: flex;
  align-items: flex-start;
  gap: var(--s-md);
  padding: var(--s-md) 0;
  border-bottom: 1px solid var(--bd2);
}

.cfi-item:last-child { border-bottom: none }

.cfi-ic {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 1.6rem;
  flex-shrink: 0;
}

.cfi-item h4 {
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: 500;
  margin-bottom: 2px;
}

.cfi-item p {
  font-size: var(--fs-sm);
  color: var(--text2);
}

.cf-form-wrap {
  padding: 0;
}

.cf-form { display: flex; flex-direction: column; gap: var(--s-md) }

.cf-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-md);
}

.cf-field { display: flex; flex-direction: column; gap: 6px }

.cf-field label {
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.04em;
}

.cf-field label span { color: var(--red) }

.cf-field input,
.cf-field select,
.cf-field textarea {
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  padding: 10px 14px;
  border: 1px solid var(--bd);
  background: var(--white);
  color: var(--text);
  transition: all var(--d-f);
  outline: none;
  width: 100%;
  border-radius: 0;
}

.cf-field input:focus,
.cf-field select:focus,
.cf-field textarea:focus {
  border-color: var(--text);
}

.cf-field input::placeholder,
.cf-field textarea::placeholder { color: var(--text3) }

.cf-submit {
  align-self: flex-start;
  padding: 12px 40px;
  font-size: var(--fs-sm);
  background: var(--text);
  color: var(--white);
  border: none;
  cursor: pointer;
  font-family: var(--ff-sans);
  letter-spacing: 0.04em;
  transition: all var(--d-f);
}

.cf-submit:hover { background: var(--red) }

.cf-toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: var(--text);
  color: var(--white);
  padding: 14px 28px;
  font-size: var(--fs-sm);
  font-weight: 400;
  z-index: 9999;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: transform var(--d-s) var(--e-b);
  pointer-events: none;
  font-family: var(--ff-sans);
}

.cf-toast.show { transform: translateX(-50%) translateY(0) }

/* ══════════════════════════════════════════════
   FOOTER — 杂志版权脚
   ══════════════════════════════════════════════ */
.ft {
  padding: var(--s-3xl) 0 0;
  border-top: 1px solid var(--bd);
  font-size: var(--fs-sm);
  color: var(--text2);
}

.ft-g {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: var(--s-xl);
}

.ft-br .lg { margin-bottom: var(--s-sm) }

.ft-br p {
  line-height: 1.8;
  margin-bottom: var(--s-md);
  color: var(--text2);
}

.ft-s { display: flex; gap: var(--s-sm) }

.ft-s a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--bd);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text3);
  font-size: 0.85rem;
  transition: all var(--d-f);
}

.ft-s a:hover {
  border-color: var(--red);
  color: var(--red);
}

.ft-c {
  display: flex;
  flex-direction: column;
  gap: var(--s-xs);
}

.ft-c h4 {
  font-family: var(--ff-sans);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: var(--s-xs);
}

.ft-c a {
  color: var(--text2);
  font-size: var(--fs-sm);
  transition: all var(--d-f);
  padding: 3px 0;
}

.ft-c a:hover { color: var(--text) }

.ft-motto {
  margin-top: var(--s-sm);
  font-family: var(--ff-serif);
  font-style: italic;
  color: var(--text2);
  font-size: var(--fs-sm);
  padding: var(--s-sm);
  border-left: 2px solid var(--red);
}

.ft-b {
  border-top: 1px solid var(--bd2);
  margin-top: var(--s-xl);
  padding: var(--s-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--text3);
}

/* 研学教育 grid 布局 */
.st-g2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-2xl);
  align-items: center;
  margin-bottom: var(--s-2xl);
}

.st-g3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-md);
}

/* ══════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .ab-g,
  .bz-g { grid-template-columns: 1fr }
  .ab-strip { grid-template-columns: repeat(2, 1fr) }
  .pk-row { grid-template-columns: 1fr; gap: var(--s-lg) }
  .pk-img { height: 240px }
  .iv-g { grid-template-columns: 1fr 1fr }
  .iv-c:nth-child(2) { border-right: none }
  .sv-gr { grid-template-columns: repeat(2, 1fr) }
  .hr-g { grid-template-columns: 1fr }
  .hr-f { flex-direction: column }
  .st-org-grid { grid-template-columns: repeat(2, 1fr) }
  .cf-g { grid-template-columns: 1fr }
  .ft-g { grid-template-columns: 1fr 1fr; gap: var(--s-xl) }
  .trust-st { grid-template-columns: repeat(2, 1fr) }
}

@media (max-width: 768px) {
  .nv { display: none }
  .dt { display: flex }

  .hero {
    max-height: none;
    min-height: auto;
    padding: var(--s-3xl) 0 var(--s-2xl);
    height: auto;
  }

  .hero-slide {
    position: relative;
    opacity: 1 !important;
    transform: none !important;
    padding: var(--s-lg) 0;
    display: none;
  }

  .hero-slide.ac { display: flex }
  .hero-slide::after { display: none }

  .hero-text h1 { font-size: clamp(1.6rem, 7vw, 2.2rem) }
  .hero-arrow { display: none }
  .hero-dots { bottom: var(--s-sm) }
  .hero-ac { flex-direction: column; align-items: center; gap: var(--s-xs) }
  .hero-ac .btn { width: 100%; justify-content: center }

  .trust-qe { gap: var(--s-md); flex-direction: column; align-items: center }
  .trust-st { grid-template-columns: repeat(2, 1fr); gap: var(--s-lg) }
  .st-i + .st-i::before { display: none }

  .pk-row { grid-template-columns: 1fr }
  .pk-img { height: 200px }
  .pk-c { padding: 0 }
  .pk-row:nth-child(even) .pk-img { order: 0 }

  .iv-g { grid-template-columns: 1fr }
  .iv-c { border-right: none }
  .sv-gr { grid-template-columns: 1fr }
  .sv-c { border-right: none }
  .hr-g { grid-template-columns: 1fr }
  .hr-f { flex-direction: column }
  .st-org-grid { grid-template-columns: 1fr; border-top: none }
  .st-org-col + .st-org-col { border-left: none; border-top: 1px solid var(--bd2) }
  .cf-g { grid-template-columns: 1fr }
  .cf-row { grid-template-columns: 1fr }
  .ft-g { grid-template-columns: 1fr; gap: var(--s-lg) }
  .ft-b { flex-direction: column; gap: var(--s-sm); text-align: center }
  .sec { padding: var(--s-2xl) 0 }
  .ab-v { min-height: 200px }
  .ab-v i { font-size: 32px }
  .ab-strip { grid-template-columns: repeat(2, 1fr); padding: var(--s-lg) 30px }
  .ab-float-top { right: 10px; top: 10px }
  .ab-float-bot { left: 10px; bottom: 30px }
  .hero-scroll { display: none }
  .hero-label { font-size: 0.6rem }
  .st-g2 { grid-template-columns: 1fr }
  .st-g3 { grid-template-columns: 1fr }
  .st-g2 .rv-d1 { min-height: 220px !important }
}

@media (max-width: 480px) {
  .trust-st { grid-template-columns: 1fr }
  .btn { padding: 10px 24px; font-size: 0.8rem }
  .lg { font-size: 1rem }
  .st-org-grid { grid-template-columns: 1fr }
  .sec-h h2 { font-size: calc(var(--fs-h2) * 0.85) }
}