/* 粒序智酿官网 · 主样式 */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  background: var(--bg-warm-1);
  color: var(--text-700);
  line-height: 1.7;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.container {
  width: min(100% - 2 * var(--gutter), var(--container));
  margin-inline: auto;
}

/* ─── Header ─── */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(250, 249, 246, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t) var(--ease), box-shadow var(--t) var(--ease),
    background var(--t) var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 12px rgba(26, 24, 20, 0.07);
}

.site-header.is-over-hero {
  background: rgba(26, 25, 22, 0.55);
  border-bottom-color: transparent;
}

.site-header.is-over-hero .nav-logo,
.site-header.is-over-hero .nav-links a,
.site-header.is-over-hero .nav-cta {
  color: var(--on-dark-1);
}

.site-header.is-over-hero .nav-links a {
  color: var(--on-dark-2);
}

.site-header.is-over-hero .nav-links a:hover {
  color: var(--on-dark-1);
}

.site-header.is-over-hero .nav-cta {
  border-color: rgba(240, 236, 228, 0.35);
}

.site-header.is-over-hero .nav-cta:hover {
  background: rgba(240, 236, 228, 0.1);
}

.site-header.is-over-hero .hamburger span {
  background: var(--on-dark-1);
}

.nav-mobile-cta {
  display: none;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: var(--fs-logo);
  font-weight: 700;
  color: var(--text-900);
  text-decoration: none;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  line-height: 1;
}

.nav-logo span {
  color: var(--gold);
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  list-style: none;
  flex-wrap: nowrap;
}

.nav-links a {
  color: var(--text-500);
  text-decoration: none;
  font-size: var(--fs-ui);
  letter-spacing: 0.05em;
  transition: color var(--t);
  line-height: 1.2;
}

.nav-links a:hover {
  color: var(--text-900);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.65rem 1.35rem;
  border: 1px solid var(--border-hi);
  border-radius: var(--r);
  font-size: var(--fs-btn);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: var(--text-900);
  line-height: 1.2;
  transition: background var(--t), border-color var(--t);
}

.nav-cta:hover {
  background: var(--gold-bg);
  border-color: var(--gold);
}

.hamburger {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.hamburger span {
  display: block;
  width: 1.25rem;
  height: 1.5px;
  background: var(--text-900);
  transition: transform var(--t), opacity var(--t);
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.72rem 1.55rem;
  border-radius: var(--r);
  font-size: var(--fs-btn);
  font-weight: 500;
  letter-spacing: 0.03em;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  line-height: 1.2;
  white-space: nowrap;
  transition: all var(--t) var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gold);
  color: #fff;
}

.btn-primary:hover {
  background: var(--gold-hi);
  box-shadow: 0 6px 20px rgba(184, 144, 58, 0.3);
}

.btn-ghost-dark {
  background: transparent;
  color: var(--on-dark-2);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-ghost-dark:hover {
  color: var(--on-dark-1);
  border-color: rgba(255, 255, 255, 0.45);
}

.btn-ghost {
  background: transparent;
  color: var(--text-900);
  border-color: var(--border-hi);
}

.btn-ghost:hover {
  border-color: var(--gold);
  background: var(--gold-bg);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ─── 整页滚动容器：每个菜单区块 = 一张全屏卡片视窗 ─── */
.snap-wrap {
  height: 100vh;
  height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  scroll-padding-top: 0;
  -webkit-overflow-scrolling: touch;
}

/* 全屏面板：按正常屏幕高度占满一视窗，内容垂直居中 */
.panel {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 2.5rem) 0 3rem;
  box-sizing: border-box;
  background: var(--bg-warm-1);
}

.panel > .container {
  position: relative;
  z-index: 1;
}

/* 全站 panel 共用：克制氛围光（弱于 Hero，避免每屏复制一套） */
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 45% at 92% 12%, rgba(184, 144, 58, 0.1) 0%, transparent 62%),
    radial-gradient(ellipse 42% 38% at 6% 88%, rgba(13, 122, 110, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 70% 50% at 50% 100%, rgba(26, 24, 20, 0.03) 0%, transparent 55%);
}

/* 文案型 panel：右侧轻量抽象（弧线 + 节点），不抢正文 */
.panel-motif::after {
  content: "";
  position: absolute;
  top: 50%;
  right: max(-2%, calc((100% - var(--container)) / 2 - 4rem));
  transform: translateY(-50%);
  width: min(38vw, 380px);
  height: min(58vh, 480px);
  z-index: 0;
  pointer-events: none;
  opacity: 0.72;
  background:
    radial-gradient(circle at 62% 50%, transparent 0 54px, rgba(184, 144, 58, 0.22) 55px 56px, transparent 57px),
    radial-gradient(circle at 62% 50%, transparent 0 26px, rgba(184, 144, 58, 0.16) 27px 28px, transparent 29px),
    radial-gradient(circle at 62% 18%, rgba(184, 144, 58, 0.45) 0 2px, transparent 2.5px),
    radial-gradient(circle at 62% 32%, rgba(184, 144, 58, 0.35) 0 1.5px, transparent 2px),
    radial-gradient(circle at 62% 50%, rgba(184, 144, 58, 0.55) 0 2.5px, transparent 3px),
    radial-gradient(circle at 62% 68%, rgba(184, 144, 58, 0.35) 0 1.5px, transparent 2px),
    radial-gradient(circle at 62% 82%, rgba(184, 144, 58, 0.4) 0 2px, transparent 2.5px),
    radial-gradient(circle at 48% 38%, rgba(184, 144, 58, 0.25) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 76% 38%, rgba(184, 144, 58, 0.25) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 48% 62%, rgba(184, 144, 58, 0.22) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 76% 62%, rgba(184, 144, 58, 0.22) 0 1.2px, transparent 1.8px);
  mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 100%);
}

.panel-alt {
  background: var(--bg-warm-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.panel-alt::before {
  background:
    radial-gradient(ellipse 50% 42% at 88% 18%, rgba(184, 144, 58, 0.09) 0%, transparent 65%),
    radial-gradient(ellipse 40% 36% at 8% 82%, rgba(13, 122, 110, 0.06) 0%, transparent 62%),
    radial-gradient(ellipse 60% 40% at 40% 0%, rgba(255, 255, 255, 0.35) 0%, transparent 55%);
}

.panel-dark {
  background: var(--bg-hero);
  color: var(--on-dark-2);
}

.panel-dark::before {
  background:
    radial-gradient(ellipse 52% 58% at 86% 40%, rgba(184, 144, 58, 0.18) 0%, transparent 65%),
    radial-gradient(ellipse 36% 40% at 10% 85%, rgba(13, 122, 110, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 20% 20%, rgba(240, 236, 228, 0.04) 0%, transparent 70%);
}

.panel-dark.panel-motif::after {
  opacity: 0.7;
  background:
    radial-gradient(circle at 62% 50%, transparent 0 54px, rgba(206, 159, 72, 0.35) 55px 56px, transparent 57px),
    radial-gradient(circle at 62% 50%, transparent 0 26px, rgba(206, 159, 72, 0.22) 27px 28px, transparent 29px),
    radial-gradient(circle at 62% 18%, rgba(206, 159, 72, 0.55) 0 2px, transparent 2.5px),
    radial-gradient(circle at 62% 32%, rgba(206, 159, 72, 0.4) 0 1.5px, transparent 2px),
    radial-gradient(circle at 62% 50%, rgba(206, 159, 72, 0.7) 0 2.5px, transparent 3px),
    radial-gradient(circle at 62% 68%, rgba(206, 159, 72, 0.4) 0 1.5px, transparent 2px),
    radial-gradient(circle at 62% 82%, rgba(206, 159, 72, 0.5) 0 2px, transparent 2.5px),
    radial-gradient(circle at 48% 38%, rgba(206, 159, 72, 0.3) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 76% 38%, rgba(206, 159, 72, 0.3) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 48% 62%, rgba(206, 159, 72, 0.28) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 76% 62%, rgba(206, 159, 72, 0.28) 0 1.2px, transparent 1.8px);
}

.panel-dark .sec-label {
  color: var(--gold);
}

.panel-dark .sec-title {
  color: var(--on-dark-1);
}

.panel-dark .sec-desc {
  color: var(--on-dark-2);
}

.sec-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.875rem;
  line-height: 1.3;
}

.sec-label::before {
  content: "";
  display: block;
  width: 18px;
  height: 1px;
  background: var(--gold);
}

.sec-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  color: var(--text-900);
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
  margin-bottom: 0.75rem;
}

.sec-desc {
  font-size: var(--fs-body);
  color: var(--text-500);
  max-width: none;
  line-height: var(--lh-body);
  font-weight: 300;
  text-wrap: pretty;
  word-break: keep-all;
  overflow-wrap: break-word;
  line-break: strict;
}

.sec-head {
  margin-bottom: 2.25rem;
}

/* 文案型整屏：左右分栏，避免右侧大片空底 */
.split {
  display: grid;
  grid-template-columns: minmax(16rem, 0.9fr) minmax(0, 1.3fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.split-lead,
.split-body {
  min-width: 0;
}

.split-lead .sec-label {
  margin-bottom: 0.875rem;
}

.split-lead .sec-title {
  margin-bottom: 0.85rem;
}

.split-lead .sec-desc {
  max-width: none;
}

.split-body .about-prose,
.split-body .prose-block {
  max-width: none;
}

.fact-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.75rem;
  padding: 0;
}

.fact-list li {
  padding: 1rem 1.05rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  font-size: var(--fs-ui);
  color: var(--text-700);
  line-height: 1.55;
  box-shadow: var(--shadow-sm);
}

.fact-list .fact-k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.45rem;
}

.panel-dark .fact-list li {
  background: rgba(240, 236, 228, 0.04);
  border-color: rgba(240, 236, 228, 0.12);
  color: var(--on-dark-2);
  box-shadow: none;
}

.panel-dark .fact-list li strong,
.panel-dark .fact-list .fact-k {
  color: var(--gold);
}

/* 页脚吸附在末尾，不强制整屏 */
.site-footer {
  scroll-snap-align: end;
  scroll-snap-stop: normal;
  background: var(--bg-hero);
  color: var(--on-dark-2);
  padding: 2.75rem 0 1.75rem;
  border-top: 1px solid rgba(240, 236, 228, 0.08);
}

/* ─── Hero：首屏全视窗 · 左文案右图形 ─── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) var(--gutter) 3.5rem;
  background: var(--bg-hero);
  overflow: hidden;
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 58% 72% at 82% 44%, rgba(184, 144, 58, 0.3) 0%, rgba(184, 144, 58, 0.1) 38%, transparent 68%),
    radial-gradient(ellipse 36% 48% at 92% 16%, rgba(206, 159, 72, 0.16) 0%, transparent 70%),
    radial-gradient(ellipse 46% 42% at 8% 88%, rgba(13, 122, 110, 0.14) 0%, transparent 65%),
    radial-gradient(ellipse 34% 30% at 18% 28%, rgba(240, 236, 228, 0.045) 0%, transparent 70%),
    linear-gradient(165deg, #1f1d19 0%, #151410 52%, #12110e 100%);
  animation: hero-glow 14s ease-in-out infinite alternate;
}

@keyframes hero-glow {
  from {
    filter: saturate(1) brightness(1);
  }
  to {
    filter: saturate(1.08) brightness(1.04);
  }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(240, 236, 228, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 236, 228, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 55% 70% at 82% 48%, #000 8%, transparent 72%);
  opacity: 0.9;
  pointer-events: none;
}

.hero-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-copy {
  max-width: 36rem;
  justify-self: start;
}

.hero-motif {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 640 / 720;
  justify-self: end;
  color: var(--gold);
  pointer-events: none;
  opacity: 0.95;
}

.hero-motif-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.motif-ring {
  animation: motif-pulse 8s ease-in-out infinite;
  transform-origin: 392px 360px;
}

.motif-ring-inner {
  animation-delay: -2.5s;
}

@keyframes motif-pulse {
  0%,
  100% {
    opacity: 0.35;
  }
  50% {
    opacity: 0.55;
  }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.75rem;
  line-height: 1.3;
}

.eyebrow::before {
  content: "";
  display: block;
  width: 26px;
  height: 1px;
  background: var(--gold);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--on-dark-1);
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: normal;
  color: var(--gold);
}

.hero-sub {
  font-size: var(--fs-hero-sub);
  color: var(--on-dark-2);
  line-height: 1.9;
  font-weight: 300;
  margin-bottom: 2.75rem;
  max-width: 34rem;
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 2rem;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: var(--on-dark-3);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: hint-bounce 2.5s ease-in-out infinite;
}

@keyframes hint-bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(6px);
  }
}

.hero-anim {
  opacity: 0;
  transform: translateY(18px);
  animation: fade-up 0.8s var(--ease) forwards;
}

.hero-anim.d1 {
  animation-delay: 0.08s;
}
.hero-anim.d2 {
  animation-delay: 0.2s;
}
.hero-anim.d3 {
  animation-delay: 0.34s;
}
.hero-anim.d4 {
  animation-delay: 0.48s;
}

@keyframes fade-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-anim,
  .scroll-hint,
  .reveal,
  .hero-bg,
  .motif-ring,
  .motif-ring-inner {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .hero-bg {
    filter: none !important;
  }
}

/* ─── Capability（四柱横排 · 轻分隔，控高一屏） ─── */
.pillar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pillar-item {
  padding: 1.5rem 1.25rem 1.6rem;
  min-height: 100%;
  border-right: 1px solid var(--border);
}

.pillar-item:last-child {
  border-right: none;
}

.pillar-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.pillar-item h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text-900);
  line-height: 1.4;
  margin-bottom: 0.65rem;
}

.pillar-item p {
  font-size: 0.855rem;
  color: var(--text-500);
  line-height: 1.7;
  font-weight: 300;
  margin: 0;
}

.cap-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.cap-foot p {
  font-size: 0.875rem;
  color: var(--text-500);
  line-height: 1.7;
  font-weight: 300;
  max-width: 36rem;
  margin: 0;
}

#capability .sec-head {
  margin-bottom: 1.75rem;
}

/* ─── About ─── */
.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(14rem, 0.7fr);
  gap: clamp(2rem, 4vw, 3.25rem);
  align-items: start;
}

.about-prose {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-weight: 300;
  color: var(--text-700);
  max-width: none;
  text-wrap: pretty;
  word-break: keep-all;
  line-break: strict;
}

.about-prose p + p {
  margin-top: 1rem;
}

.about-prose strong {
  color: var(--text-900);
  font-weight: 600;
}

.about-prose a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.about-aside {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border);
}

.about-aside-item {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.about-aside-item .fact-k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.4rem;
}

.about-aside-item p {
  font-size: 0.875rem;
  color: var(--text-700);
  line-height: 1.65;
  font-weight: 300;
  margin: 0;
  word-break: keep-all;
  line-break: strict;
}

.panel-dark .capital-prose {
  color: var(--on-dark-2);
}

.panel-dark .capital-prose strong {
  color: var(--on-dark-1);
}

.panel-dark .capital-prose a {
  color: var(--gold-hi);
}

.panel-dark .capital-aside {
  border-top-color: rgba(240, 236, 228, 0.12);
}

.panel-dark .capital-aside .about-aside-item {
  border-bottom-color: rgba(240, 236, 228, 0.12);
}

.panel-dark .capital-aside .about-aside-item p {
  color: var(--on-dark-2);
}

.panel-dark .sec-head .sec-desc {
  color: var(--on-dark-2);
}

/* ─── Link tiles ─── */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.tile {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.875rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
  min-height: 100%;
}

.tile:hover {
  border-color: var(--border-hi);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.tile-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  line-height: 1.3;
  margin-bottom: 0.35rem;
}

.tile h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-900);
  font-weight: 600;
  line-height: 1.5;
}

.tile p {
  font-size: 0.855rem;
  color: var(--text-500);
  line-height: 1.85;
  font-weight: 300;
  flex: 1;
}

.tile-points {
  list-style: none;
  display: grid;
  gap: 0.35rem;
  margin: 0.35rem 0 0;
  padding: 0;
}

.tile-points li {
  position: relative;
  padding-left: 0.85rem;
  font-size: 0.8rem;
  color: var(--text-700);
  line-height: 1.55;
}

.tile-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
}

.tile-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.75rem;
  font-size: 0.7rem;
  color: var(--text-300);
  font-family: var(--font-mono);
  line-height: 1.3;
}

.tile-go {
  color: var(--gold);
  letter-spacing: 0.02em;
}

.badge {
  display: inline-block;
  padding: 0.22rem 0.6rem;
  border-radius: 2px;
  background: var(--bg-inset);
  border: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--text-500);
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
  line-height: 1.3;
}

.brew-note {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-500);
  max-width: 540px;
  line-height: 1.85;
  font-weight: 300;
}

.brew-note a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ─── Collab / Capital ─── */
.prose-block {
  max-width: min(52rem, 100%);
}

.prose-block p {
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-weight: 300;
}

.prose-block p + p {
  margin-top: 0.85rem;
}

.prose-block a {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.inline-cta {
  margin-top: 1.35rem;
}

.about-prose .inline-cta {
  margin-top: 1.5rem;
}

/* ─── Empower ─── */
.empower-lead {
  max-width: min(52rem, 100%);
  margin-bottom: 1.5rem;
  color: var(--text-500);
  font-size: var(--fs-body);
  font-weight: 300;
  line-height: var(--lh-body);
}

.empower-list {
  display: grid;
  gap: 0.75rem;
}

.empower-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.15rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-decoration: none;
  transition: border-color var(--t), box-shadow var(--t);
}

.empower-item:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-sm);
}

.empower-item .ek {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--gold);
  text-transform: uppercase;
  line-height: 1.3;
  text-align: center;
  align-self: center;
}

.empower-item h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-900);
  font-weight: 600;
  margin-bottom: 0.25rem;
  line-height: 1.5;
}

.empower-item p {
  font-size: 0.855rem;
  color: var(--text-500);
  line-height: 1.75;
  font-weight: 300;
}

.empower-item .ego {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--gold);
  white-space: nowrap;
  line-height: 1.3;
  text-align: center;
  align-self: center;
}

/* ─── Capital ─── */
.capital-intro {
  max-width: min(48rem, 100%);
  margin-bottom: 1.25rem;
}

.capital-intro p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
}

.capital-intro p + p {
  margin-top: 0.7rem;
}

/* 单屏友好：桌面横排三列，去掉要点列表高度 */
.capital-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.capital-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  background: rgba(240, 236, 228, 0.04);
  border: 1px solid rgba(240, 236, 228, 0.12);
  border-radius: var(--r-lg);
  min-height: 0;
}

.capital-item .ck {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--gold);
  line-height: 1.2;
}

.capital-item h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--on-dark-1);
  font-weight: 600;
  margin: 0;
  line-height: 1.35;
}

.capital-item p {
  font-size: 0.8rem;
  color: var(--on-dark-2);
  line-height: 1.55;
  font-weight: 300;
  margin: 0;
}

.capital-foot {
  display: flex;
  justify-content: flex-start;
  margin-top: 1.15rem;
  padding-top: 0;
  border-top: none;
}

.capital-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.25rem;
}

.capital-tag {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.04em;
  padding: 0.4rem 0.75rem;
  border: 1px solid rgba(240, 236, 228, 0.18);
  border-radius: var(--r);
  color: var(--on-dark-2);
  line-height: 1.3;
}

/* ─── Worldview ─── */
.wv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

.wv-item {
  padding: 1.5rem 1.35rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-sm);
  min-height: 100%;
  border-top: 2px solid var(--gold);
}

.wv-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--gold);
  letter-spacing: 0.1em;
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.wv-item h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--text-900);
  font-weight: 600;
  margin-bottom: 0.65rem;
  line-height: 1.45;
}

.wv-item p {
  font-size: var(--fs-card-body);
  color: var(--text-500);
  line-height: 1.85;
  font-weight: 300;
}

/* ─── FAQ ─── */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(14rem, 0.85fr) minmax(0, 1.35fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.faq-layout .sec-head {
  margin-bottom: 0;
}

.faq-layout .sec-desc {
  max-width: none;
}

.faq-list {
  display: grid;
  gap: 0.65rem;
  max-width: none;
  width: 100%;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-card);
  overflow: hidden;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 0.95rem 1.15rem;
  font-size: var(--fs-body);
  font-weight: 500;
  color: var(--text-900);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  line-height: 1.45;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--gold);
  font-size: var(--fs-body);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item .faq-a {
  padding: 0 1.15rem 1.05rem;
  color: var(--text-500);
  font-size: 0.875rem;
  line-height: 1.85;
  font-weight: 300;
}

/* ─── Contact ─── */
#contact.panel {
  padding-top: calc(var(--nav-h) + 1.75rem);
  padding-bottom: 2rem;
}

#contact .sec-head {
  margin-bottom: 1.25rem;
}

#contact .sec-desc {
  margin-bottom: 0;
}

.contact-biz {
  display: grid;
  grid-template-columns: minmax(14rem, 0.85fr) minmax(0, 1.3fr);
  gap: clamp(1.25rem, 3vw, 2.25rem);
  align-items: center;
  margin-bottom: 1.25rem;
}

.contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--border);
}

.contact-list li {
  display: grid;
  grid-template-columns: 3.25rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: baseline;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
}

.contact-k {
  font-size: 0.82rem;
  color: var(--text-500);
  font-weight: 400;
  line-height: 1.5;
}

.contact-v {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-700);
  line-height: 1.55;
  word-break: break-word;
}

.contact-v a {
  color: var(--teal);
  text-decoration: none;
}

.contact-v a:hover {
  text-decoration: underline;
}

.contact-note {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-500);
  font-weight: 300;
  margin-left: 0.35rem;
}

.contact-hint {
  font-size: 0.8rem;
  color: var(--text-500);
  line-height: 1.55;
  font-weight: 300;
  margin: 0;
}

.contact-hint a {
  color: var(--teal);
  text-decoration: none;
}

.contact-hint a:hover {
  text-decoration: underline;
}

.contact-platforms {
  padding-top: 1.1rem;
  border-top: 1px solid var(--border);
}

.contact-platforms-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  margin-bottom: 0.7rem;
}

.contact-platforms-head h3 {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--text-900);
  font-weight: 600;
  margin: 0;
  line-height: 1.45;
}

.platform-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.platform-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.95rem 1.05rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-decoration: none;
  color: inherit;
  transition: border-color var(--t), box-shadow var(--t);
  min-height: 0;
}

.platform-card:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-sm);
}

.platform-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.06em;
  color: var(--gold);
  text-transform: uppercase;
}

.platform-card strong {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-900);
  font-weight: 600;
  line-height: 1.4;
}

.platform-go {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--teal);
  letter-spacing: 0.02em;
}

.platform-card-shop {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto 1fr;
  column-gap: 0.75rem;
  align-items: center;
}

.platform-card-shop .platform-kicker {
  grid-column: 1;
}

.platform-card-shop strong {
  grid-column: 1;
}

.platform-card-shop .platform-go {
  grid-column: 1;
  align-self: end;
}

.platform-card-shop .platform-qr {
  grid-column: 2;
  grid-row: 1 / -1;
  align-self: center;
}

/* 二维码直接铺开，不再套一层白底外框 */
.platform-qr {
  width: 4.25rem;
  height: 4.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: transparent;
  border: none;
}

.platform-qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.qr-row {
  display: grid;
  /* 桌面按内容收窄，避免 1fr 拉满造成码两侧大块留白；≤960 仍用 1fr 铺满 */
  grid-template-columns: repeat(3, max-content);
  gap: 0.65rem;
  justify-content: end;
  align-items: stretch;
}

.qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  width: 7.25rem;
  padding: 0.65rem 0.55rem 0.7rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  text-align: center;
  box-sizing: border-box;
}

.qr-frame {
  width: 5.75rem;
  height: 5.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: transparent;
  border: none;
}

.qr-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.qr-ph {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-300);
  letter-spacing: 0.08em;
}

.qr-item span {
  font-size: 0.78rem;
  color: var(--text-700);
  line-height: 1.3;
  font-weight: 500;
}

/* Capital 要点卡：与 collab fact-list 同构，暗色适配 */
.capital-points {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding: 0;
}

.capital-points li {
  padding: 1rem 1.05rem;
  background: rgba(240, 236, 228, 0.04);
  border: 1px solid rgba(240, 236, 228, 0.12);
  border-radius: var(--r-lg);
}

.capital-points .fact-k {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.45rem;
}

.capital-points p {
  font-size: var(--fs-ui);
  color: var(--on-dark-2);
  line-height: 1.55;
  margin: 0;
  font-weight: 300;
}

/* ─── Footer 内容区（背景等已在上方 .site-footer 定义） ─── */
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 1.75rem;
  margin-bottom: 2rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: var(--fs-logo);
  font-weight: 700;
  color: var(--on-dark-1);
  margin-bottom: 0.5rem;
  line-height: 1.3;
  letter-spacing: 0.05em;
}

.footer-brand span {
  color: var(--gold);
}

.footer-about {
  font-size: 0.875rem;
  line-height: 1.75;
  max-width: 18rem;
  color: var(--on-dark-3);
  font-weight: 300;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-3);
  margin-bottom: 0.85rem;
  line-height: 1.3;
}

.footer-col-products h4 {
  color: var(--gold);
}

.footer-col ul {
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.footer-col a {
  text-decoration: none;
  font-size: 0.845rem;
  color: var(--on-dark-2);
  transition: color var(--t);
  line-height: 1.4;
}

.footer-col a:hover {
  color: var(--gold-hi);
}

.footer-bottom {
  padding-top: 1.35rem;
  border-top: 1px solid rgba(240, 236, 228, 0.08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: var(--fs-meta);
  color: var(--on-dark-3);
  line-height: 1.4;
}

.footer-bottom a {
  color: inherit;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--gold-hi);
}

/* ─── Reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 960px) {
  :root {
    --gutter: 1.5rem;
  }

  /* 移动端关闭强制整屏吸附，避免联系/关于等超高屏裁切与难滑；桌面保持 mandatory */
  .snap-wrap {
    scroll-snap-type: none;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 0.65rem 1.25rem 1.1rem;
    background: rgba(250, 249, 246, 0.98);
    border-bottom: 1px solid var(--border);
    max-height: calc(100dvh - var(--nav-h));
    overflow-y: auto;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 0.8rem 0;
    color: var(--text-700) !important;
    border-bottom: 1px solid var(--border);
  }

  /* 与其它菜单项同形，仅略加重字重，不做独立按钮框 */
  .nav-mobile-cta {
    display: list-item;
  }

  .nav-mobile-cta a {
    font-weight: 500;
  }

  .site-header.is-over-hero .nav-links {
    background: rgba(26, 25, 22, 0.96);
  }

  .site-header.is-over-hero .nav-links a {
    color: var(--on-dark-1) !important;
    border-bottom-color: rgba(240, 236, 228, 0.1);
  }

  .nav-cta {
    display: none;
  }

  .tile-grid,
  .wv-grid,
  .split,
  .faq-layout,
  .contact-biz,
  .platform-cards,
  .about-layout,
  .fact-list,
  .capital-points {
    grid-template-columns: 1fr;
  }

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

  .pillar-item {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 1.25rem 1rem;
  }

  .pillar-item:nth-child(odd) {
    border-right: 1px solid var(--border);
  }

  .pillar-item:nth-last-child(-n + 2) {
    border-bottom: none;
  }

  .split,
  .faq-layout,
  .contact-biz {
    gap: 1.5rem;
  }

  .empower-item {
    grid-template-columns: 1fr;
    gap: 0.3rem;
    align-items: stretch;
  }

  .empower-item .ek,
  .empower-item .ego {
    text-align: left;
  }

  .capital-list {
    grid-template-columns: 1fr;
  }

  .qr-row {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    justify-content: stretch;
    justify-items: stretch;
  }

  .qr-item {
    width: auto;
  }

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

  .qr-frame {
    width: 5.75rem;
    height: 5.75rem;
  }

  .hero {
    min-height: 100vh;
    min-height: 100dvh;
    /* 移动端顶对齐，避免沿用桌面垂直居中造成上部大片空白 */
    justify-content: flex-start;
    padding-top: calc(var(--nav-h) + 1.35rem + env(safe-area-inset-top, 0px));
    padding-bottom: 2.5rem;
    overflow: hidden;
  }

  .hero-shell {
    position: relative;
    grid-template-columns: 1fr;
    gap: 0;
    align-items: start;
    width: 100%;
  }

  .hero-copy {
    position: relative;
    z-index: 1;
    max-width: 100%;
  }

  /* 装饰图脱离文档流，不占竖向空间、不把文案顶下去 */
  .hero-motif {
    position: absolute;
    right: -6%;
    top: 12%;
    width: min(58vw, 280px);
    max-width: none;
    opacity: 0.4;
    order: unset;
    justify-self: unset;
    z-index: 0;
  }

  .panel {
    /* 按内容增高，避免 overflow:hidden 裁切；桌面仍为整屏居中 */
    min-height: auto;
    overflow: visible;
    justify-content: flex-start;
    padding-top: calc(var(--nav-h) + 2rem + env(safe-area-inset-top, 0px));
    padding-bottom: 2.75rem;
  }

  #contact.panel {
    padding-bottom: 2.25rem;
  }

  .panel-motif::after {
    width: min(48vw, 280px);
    height: min(42vh, 320px);
    opacity: 0.35;
    right: -4%;
  }

  .site-header {
    padding-top: env(safe-area-inset-top, 0px);
    height: calc(var(--nav-h) + env(safe-area-inset-top, 0px));
  }

  /* 窄屏放松中文断行，让行宽吃满内容区，减轻「整块靠左、右侧空」观感；桌面 keep-all 不变 */
  .sec-desc,
  .about-prose,
  .about-aside-item p,
  .tile p,
  .pillar-item p,
  .capital-prose,
  .empower-lead,
  .empower-item p,
  .faq-a,
  .cap-foot p,
  .hero-sub,
  .footer-about {
    word-break: normal;
    line-break: auto;
    text-wrap: wrap;
    overflow-wrap: anywhere;
  }

  .sec-head,
  .sec-desc,
  .tile-grid,
  .tile,
  .about-prose,
  .empower-lead,
  .capital-intro,
  .faq-list,
  .platform-cards,
  .platform-card,
  .cap-foot p,
  .footer-about {
    width: 100%;
    max-width: none;
  }

  .tile,
  .pillar-item,
  .about-prose,
  .sec-desc {
    min-width: 0;
  }
}

@media (max-width: 600px) {
  :root {
    --gutter: 1rem;
    --nav-h: 4.25rem;
    --fs-ui: 0.9rem;
    --fs-logo: 1.1rem;
  }

  .hero {
    padding-top: calc(var(--nav-h) + 1.1rem + env(safe-area-inset-top, 0px));
  }

  .hero-motif {
    width: min(52vw, 220px);
    top: 8%;
    opacity: 0.32;
  }

  .hero-title {
    font-size: clamp(2.35rem, 11vw, 3.1rem);
  }

  .panel-motif::after {
    opacity: 0.22;
    width: min(55vw, 220px);
  }

  .btn-row {
    flex-direction: column;
  }

  .btn-row .btn {
    width: 100%;
  }

  /* 二维码保持三列便于对照扫码；页脚与能力柱单列 */
  .footer-grid,
  .pillar-grid {
    grid-template-columns: 1fr;
  }

  .qr-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
  }

  .qr-frame {
    width: min(28vw, 6.25rem);
    height: min(28vw, 6.25rem);
  }

  .pillar-item,
  .pillar-item:nth-child(odd) {
    border-right: none;
  }

  .pillar-item:nth-last-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .pillar-item:last-child {
    border-bottom: none;
  }

  .scroll-hint {
    display: none;
  }

  .platform-cards {
    gap: 0.65rem;
  }
}