.brand-manifesto {
  margin: clamp(64px, 8vw, 112px) 0 0 clamp(0px, 10vw, 140px);
  padding-top: clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 28px;
  max-width: 980px;
}

.brand-manifesto .manifesto-belief {
  font-family: "Songti SC", STSong, Georgia, serif;
  font-size: clamp(25px, 3vw, 42px);
  line-height: 1.5;
}

.brand-manifesto .manifesto-build {
  color: var(--gold);
  font-size: clamp(28px, 4vw, 54px);
  line-height: 1.1;
  letter-spacing: -.035em;
  font-weight: 760;
}

.manifesto-context {
  display: grid;
  gap: 18px;
  max-width: 850px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.north-slope-visual {
  position: relative;
  left: auto;
  width: min(980px, 100%);
  aspect-ratio: 1125 / 330;
  margin: clamp(64px, 8vw, 112px) auto 0;
  transform: none;
  overflow: hidden;
  background: #071b42;
  border-top: 1px solid rgba(201, 150, 48, .28);
  border-bottom: 1px solid rgba(113, 199, 227, .22);
  box-shadow: 0 28px 80px rgba(8, 28, 65, .13);
}

.north-slope-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(105deg, transparent 20%, rgba(255, 230, 150, .08) 43%, transparent 62%),
    linear-gradient(180deg, rgba(5, 20, 51, .03), transparent 42%, rgba(5, 20, 51, .12));
  mix-blend-mode: screen;
  animation: north-slope-light 10s ease-in-out infinite alternate;
}

.north-slope-visual img {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.north-slope-fallback {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #f0d785;
  font-family: "Songti SC", STSong, Georgia, serif;
  font-size: clamp(18px, 2.6vw, 34px);
  letter-spacing: .08em;
  text-shadow: 0 2px 22px rgba(0, 0, 0, .5);
  background:
    linear-gradient(151deg, transparent 0 40%, rgba(239, 217, 149, .82) 40.3% 42%, transparent 42.3%),
    linear-gradient(28deg, transparent 0 42%, rgba(104, 189, 221, .35) 42.3% 44%, transparent 44.3%),
    radial-gradient(circle at 82% 20%, rgba(255, 222, 125, .9), transparent 19%),
    linear-gradient(180deg, #1d5684 0%, #8ea9c9 48%, #182d54 49%, #071b42 100%);
}

.north-slope-fallback[hidden] {
  display: none;
}

@keyframes north-slope-light {
  from { opacity: .42; transform: translateX(-2%); }
  to { opacity: .9; transform: translateX(2%); }
}

.faq-answer {
  display: grid;
  gap: 12px;
}

.framework-number.valuation-band {
  font-size: clamp(32px, 2.8vw, 42px);
  line-height: 1.1;
  overflow-wrap: normal;
}

.discipline-axiom {
  margin: clamp(42px, 6vw, 76px) 0 0 clamp(0px, 10vw, 140px);
  max-width: 980px;
  color: var(--gold);
  font-family: "Songti SC", STSong, Georgia, serif;
  font-size: clamp(24px, 2.8vw, 40px);
  line-height: 1.5;
}

@media (min-width: 1051px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr) auto auto;
    gap: clamp(14px, 2.2vh, 28px);
    padding-bottom: clamp(24px, 4vh, 44px);
  }

  .hero-copy {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
  }

  .hero-facts {
    grid-column: 1;
    grid-row: 2;
    width: 100%;
    max-width: 980px;
    min-width: 0;
    grid-template-columns: minmax(0, 1.16fr) minmax(0, .84fr);
    gap: 0;
  }

  .hero-facts div {
    min-width: 0;
    padding: clamp(12px, 1.7vh, 20px) clamp(12px, 1.7vw, 24px) 0;
  }

  .hero-facts div:first-child {
    padding-left: 0;
  }

  .hero-facts div:not(:last-child) {
    border-right: 1px solid var(--line);
  }

  .hero-facts dt {
    font-size: clamp(34px, 3.5vw, 54px);
  }

  .hero-facts dd {
    font-size: clamp(9px, .72vw, 11px);
    overflow-wrap: anywhere;
  }

  .scroll-cue {
    grid-row: 3;
  }
}

/* Final polish: quiet precision, champagne-gold light, and zero asset overhead. */
:root {
  --gold-deep: #8f641a;
  --gold-rich: #bd8b2e;
  --gold-light: #efd995;
  --gold-glow: rgba(208, 166, 73, .18);
}

::selection {
  background: rgba(226, 179, 71, .28);
  color: var(--ink);
}

.hero {
  isolation: isolate;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -8%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 78% 22%, rgba(239, 217, 149, .26), transparent 24%),
    radial-gradient(circle at 58% 76%, rgba(200, 145, 30, .11), transparent 29%),
    radial-gradient(circle at 22% 18%, rgba(104, 189, 221, .08), transparent 25%);
  animation: golden-drift 10s ease-in-out infinite alternate;
}

.hero-grid {
  z-index: 0;
  opacity: .76;
}

.hero-copy,
.hero-facts,
.scroll-cue {
  z-index: 2;
}

.eyebrow,
.section-kicker {
  display: flex;
  align-items: center;
  gap: 11px;
}

.eyebrow::before,
.section-kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  flex: 0 0 auto;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-light));
  box-shadow: 0 0 10px var(--gold-glow);
}

.hero h1 em,
.hero-facts dt {
  color: var(--gold-rich);
  background: linear-gradient(112deg, #8f641a 0%, #c99633 30%, #f2dea2 49%, #b57d20 72%, #e3bd64 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 14px 42px rgba(180, 125, 32, .09);
  animation: gold-arrival 2.4s .24s var(--ease) both;
}

.hero-facts {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(166, 120, 31, .22);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .96), rgba(255, 250, 238, .66)),
    #fff;
  box-shadow:
    0 24px 70px rgba(7, 27, 66, .075),
    inset 0 1px 0 rgba(255, 255, 255, .95);
}

.hero-facts::before {
  content: "";
  position: absolute;
  inset: -90% auto -90% -28%;
  z-index: 3;
  width: 17%;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255, 230, 155, .34), transparent);
  transform: rotate(12deg) translateX(-240%);
  animation: cabinet-glint 2.8s 1.05s var(--ease) 1 both;
}

.hero-facts div,
.hero-facts div:first-child {
  position: relative;
  padding: clamp(18px, 2.1vh, 26px) clamp(20px, 2.3vw, 32px);
  border-top: 0;
  transition: background .35s var(--ease), transform .35s var(--ease);
}

.hero-facts div::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(circle at 50% 0%, rgba(239, 217, 149, .24), transparent 58%);
  transition: opacity .35s var(--ease);
}

.hero-facts div:hover {
  background: rgba(255, 252, 244, .78);
  transform: translateY(-2px);
}

.hero-facts div:hover::after {
  opacity: 1;
}

.hero-facts dt {
  font-variant-numeric: tabular-nums lining-nums;
  text-rendering: optimizeLegibility;
  line-height: .95;
}

.hero-facts dt span {
  font-size: .24em;
  letter-spacing: .13em;
  vertical-align: .22em;
  -webkit-text-fill-color: var(--gold-deep);
}

.hero-facts dd {
  display: grid;
  gap: 5px;
  margin-top: 12px;
  text-transform: none;
  letter-spacing: .025em;
}

.hero-facts dd b {
  color: var(--ink);
  font-size: 11px;
  letter-spacing: .15em;
  white-space: nowrap;
}

.hero-facts dd span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.button.primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(110deg, #071b42 0%, #102c57 74%, #1b3761 100%);
  box-shadow: 0 12px 30px rgba(7, 27, 66, .14);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease);
}

.button.primary::after {
  content: "";
  position: absolute;
  inset: -50% auto -50% -45%;
  width: 30%;
  background: linear-gradient(90deg, transparent, rgba(255, 231, 164, .56), transparent);
  transform: rotate(14deg) translateX(-180%);
  transition: transform .7s var(--ease);
}

.button.primary:hover {
  background: linear-gradient(110deg, #9b6a18, #d2a745);
  box-shadow: 0 16px 36px rgba(168, 116, 26, .2);
  transform: translateY(-2px);
}

.button.primary:hover::after {
  transform: rotate(14deg) translateX(560%);
}

.service-grid article,
.framework-card,
.mandate-grid article,
.metric-grid article,
.faq-grid article,
.voice-entry {
  transition: transform .32s var(--ease), box-shadow .32s var(--ease), border-color .32s var(--ease), background .32s var(--ease);
}

.service-grid article:hover,
.framework-card:hover,
.mandate-grid article:hover,
.faq-grid article:hover {
  position: relative;
  z-index: 1;
  border-color: rgba(189, 139, 46, .3);
  box-shadow: 0 18px 52px rgba(7, 27, 66, .07);
  transform: translateY(-3px);
}

.focus-list article {
  position: relative;
  transition: padding .3s var(--ease), background .3s var(--ease);
}

.focus-list article::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold-deep), var(--gold-light));
  transform: scaleY(0);
  transform-origin: center;
  transition: transform .3s var(--ease);
}

.focus-list article:hover {
  padding-inline: 18px;
  background: rgba(255, 255, 255, .68);
}

.focus-list article:hover::before {
  transform: scaleY(1);
}

@keyframes golden-drift {
  from { transform: translate3d(-.8%, -.5%, 0) scale(1); opacity: .74; }
  to { transform: translate3d(.9%, .7%, 0) scale(1.025); opacity: 1; }
}

@keyframes gold-arrival {
  from { background-position: 100% 50%; }
  to { background-position: 0% 50%; }
}

@keyframes cabinet-glint {
  0% { transform: rotate(12deg) translateX(-260%); opacity: 0; }
  18% { opacity: 1; }
  72% { opacity: .88; }
  100% { transform: rotate(12deg) translateX(920%); opacity: 0; }
}

@media (max-width: 1050px) {
  .hero-facts {
    grid-template-columns: minmax(0, 1.16fr) minmax(0, .84fr);
  }

  .hero-facts div:nth-child(even) {
    border-left: 0;
  }
}

@media (max-width: 700px) {
  .site-header {
    background: rgba(255, 255, 255, .98);
    backdrop-filter: none;
  }

  .hero::after {
    inset: 0;
    opacity: .72;
    animation: none;
  }

  .hero-facts {
    box-shadow: 0 16px 42px rgba(7, 27, 66, .065);
  }

  .hero-facts div,
  .hero-facts div:first-child {
    padding: 14px 12px;
  }

  .hero-facts dt {
    font-size: clamp(27px, 8.8vw, 34px);
  }

  .hero-facts dd {
    gap: 4px;
    margin-top: 8px;
  }

  .hero-facts dd b {
    font-size: 8px;
    letter-spacing: .1em;
  }

  .hero-facts dd span {
    font-size: 9px;
    line-height: 1.42;
  }

  .hero-facts div:hover,
  .service-grid article:hover,
  .framework-card:hover,
  .mandate-grid article:hover,
  .faq-grid article:hover {
    transform: none;
    box-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero::after,
  .hero h1 em,
  .hero-facts dt,
  .hero-facts::before {
    animation: none !important;
  }
}

@media (max-width: 1050px) {
  .hero-facts {
    width: 100%;
    min-width: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
  }

  .hero-facts div {
    min-width: 0;
    padding: 12px clamp(10px, 2vw, 20px);
  }

  .hero-facts div:nth-child(odd) {
    padding-left: 0;
  }

  .hero-facts div:nth-child(even) {
    border-left: 1px solid var(--line);
  }

  .hero-facts dd {
    overflow-wrap: anywhere;
  }
}

@media (max-width: 700px) {
  .discipline-axiom {
    margin: 36px 0 0;
    font-size: clamp(21px, 6.4vw, 25px);
  }

  .brand-manifesto {
    margin-top: 44px;
    margin-left: 0;
    padding-top: 30px;
    gap: 22px;
  }

  .brand-manifesto .manifesto-belief {
    font-size: 25px;
  }

  .brand-manifesto .manifesto-build {
    font-size: 32px;
  }

  .manifesto-context {
    font-size: 15px;
    line-height: 1.75;
  }
}

/* Cross-device resilience and below-the-fold rendering performance. */
/* 只在 body 上裁横向溢出：html/根元素的 overflow 会传播到 viewport，
   一旦是 clip/hidden，锚点跳转与程序化滚动会被整体禁用（0821 实测）。 */
html,
body {
  max-width: 100%;
}

body {
  overflow-x: hidden;
}

@supports (overflow: clip) {
  body {
    overflow-x: clip;
  }
}

body,
main,
header,
footer,
section,
nav,
.hero-copy,
.statement,
.section-heading,
.metric-grid,
.service-grid,
.capacity-grid,
.framework-card,
.mandate-grid,
.focus-list,
.faq-grid,
.contact-grid,
.site-footer > * {
  min-width: 0;
}

img,
svg,
video,
canvas {
  max-width: 100%;
  height: auto;
}

.hero h1,
.section-heading h2,
.focus-list h3,
.faq-grid h3,
.faq-grid p,
.contact-grid a,
.site-footer {
  overflow-wrap: anywhere;
}

.services,
.capacity,
.frameworks,
.mandate,
.focus,
.philosophy,
.founder-voice,
.faq,
.contact {
  content-visibility: auto;
  contain-intrinsic-size: auto 900px;
}

@media (pointer: coarse) {
  a,
  button,
  summary {
    touch-action: manipulation;
  }

  .site-nav a,
  .menu-toggle,
  .button,
  .voice-entry summary,
  .contact-grid a,
  .site-footer a {
    min-height: 44px;
  }

  .site-nav a,
  .menu-toggle,
  .site-footer a {
    display: inline-flex;
    align-items: center;
  }
}

@media (min-width: 701px) and (max-width: 1050px) {
  .section {
    padding-left: max(32px, env(safe-area-inset-left));
    padding-right: max(32px, env(safe-area-inset-right));
  }

  .brand-manifesto {
    margin-left: 0;
  }

  .focus-list article {
    grid-template-columns: 56px minmax(0, 1fr) minmax(220px, .8fr);
    gap: 20px;
  }

  .site-footer {
    grid-template-columns: minmax(0, 1fr) auto;
  }
}

@media (max-width: 700px) {
  .site-header,
  .hero,
  .section,
  .system-overview,
  .site-footer {
    padding-left: max(16px, env(safe-area-inset-left));
    padding-right: max(16px, env(safe-area-inset-right));
  }

  .site-nav {
    max-height: calc(100dvh - 68px);
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }

  .hero-actions,
  .site-footer nav,
  .official-sites {
    flex-wrap: wrap;
  }

  .hero-actions > *,
  .button {
    max-width: 100%;
  }

  .brand-manifesto .manifesto-belief {
    font-size: clamp(22px, 6.7vw, 25px);
    line-height: 1.45;
  }

  .brand-manifesto .manifesto-build {
    font-size: clamp(28px, 8.6vw, 32px);
  }

  .manifesto-context {
    font-size: 14.5px;
    line-height: 1.7;
  }

  .north-slope-visual {
    margin-top: 46px;
  }

  .hero-facts div {
    padding-top: 9px;
    padding-bottom: 9px;
  }

  .hero-facts dt {
    font-size: clamp(28px, 9.3vw, 34px);
  }

  .hero-facts dd {
    font-size: 8.5px;
    line-height: 1.45;
    letter-spacing: .045em;
  }
}

@media (max-width: 420px) {
  .mandate-grid {
    grid-template-columns: 1fr;
  }

  .metric-grid strong {
    font-size: clamp(25px, 11vw, 38px);
  }

  .metric-grid article,
  .faq-grid article,
  .contact-grid a {
    padding-left: 18px;
    padding-right: 18px;
  }
}

@media (max-height: 700px) and (min-width: 701px) {
  .system-overview {
    height: auto;
    min-height: 100svh;
    overflow: visible;
  }

  .metric-grid {
    grid-template-rows: repeat(2, minmax(150px, auto));
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }

  .north-slope-visual::after {
    animation: none;
  }
}

/* 0719 cross-device finish: precise, quiet and fast; no content changes. */
:root {
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --focus-ring: #0e6f94;
}

html {
  min-width: 320px;
  scroll-padding-top: calc(86px + var(--safe-top));
  background: var(--paper);
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  text-rendering: optimizeLegibility;
  font-synthesis: none;
}

.site-header {
  height: calc(78px + var(--safe-top));
  padding-top: var(--safe-top);
  padding-left: max(24px, calc((100vw - var(--max)) / 2), var(--safe-left));
  padding-right: max(24px, calc((100vw - var(--max)) / 2), var(--safe-right));
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.site-nav {
  scrollbar-width: thin;
  scrollbar-color: rgba(7, 27, 66, .2) transparent;
}

main > section[id],
.contact[id] {
  scroll-margin-top: calc(86px + var(--safe-top));
}

.hero,
.system-overview {
  min-height: 100svh;
}

@supports (height: 100dvh) {
  .hero {
    min-height: 100dvh;
  }

  .system-overview {
    height: 100dvh;
  }
}

.hero h1,
.statement h2,
.section-heading h2,
.capacity h2,
.philosophy-quote p,
.discipline-axiom {
  text-wrap: balance;
}

.hero-lead,
.statement-copy p,
.section-heading p,
.service-grid p,
.framework-card p,
.framework-card li,
.focus-list p,
.faq-grid p,
.manifesto-context p {
  text-wrap: pretty;
}

.button,
.text-button,
.site-nav a,
.contact-grid a,
.site-footer a,
.voice-entry summary,
.menu-toggle {
  -webkit-tap-highlight-color: transparent;
}

:where(a, button, summary):focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 4px;
  border-radius: 2px;
}

.skip-link:focus-visible {
  outline-color: var(--gold-light);
  outline-offset: 2px;
}

.voice-entry summary:focus-visible {
  outline-offset: -4px;
}

/* Motion communicates arrival once; it never competes with the reading. */
.hero::after {
  animation: golden-arrival-field 1.5s .08s var(--ease) both;
}

.scroll-cue span {
  animation: pulseLine 1.2s .45s var(--ease) 1 both;
}

.capacity-orbit i,
.capacity-orbit i:nth-child(2),
.capacity-orbit i:nth-child(3) {
  animation: orbit-arrival 1.25s var(--ease) 1 both;
}

.capacity-orbit i:nth-child(2) {
  animation-delay: .1s;
}

.capacity-orbit i:nth-child(3) {
  animation-delay: .2s;
}

@keyframes golden-arrival-field {
  from { transform: translate3d(-.35%, -.25%, 0) scale(1.01); opacity: 0; }
  to { transform: none; opacity: 1; }
}

@keyframes orbit-arrival {
  from { transform: scale(.94); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Keep lower sections cheap until they approach the viewport. */
.services,
.capacity,
.frameworks,
.mandate,
.focus,
.philosophy,
.founder-voice,
.faq,
.contact,
.visual-archive {
  content-visibility: auto;
  contain-intrinsic-block-size: 900px;
}

@media (hover: hover) and (pointer: fine) {
  .site-nav a:hover,
  .button:hover,
  .contact-grid a:hover,
  .voice-entry summary:hover {
    cursor: pointer;
  }
}

@media (hover: none), (pointer: coarse) {
  .hero-facts div:hover,
  .metric-grid article:hover,
  .service-grid article:hover,
  .framework-card:hover,
  .mandate-grid article:hover,
  .faq-grid article:hover,
  .focus-list article:hover,
  .contact-grid a:hover {
    transform: none;
    box-shadow: none;
  }

  .focus-list article:hover {
    padding-inline: 0;
    background: transparent;
  }

  .focus-list article:hover::before {
    transform: scaleY(0);
  }
}

@media (max-width: 1050px) {
  .site-nav {
    top: calc(78px + var(--safe-top));
    padding-right: max(24px, var(--safe-right));
    padding-bottom: max(22px, var(--safe-bottom));
    padding-left: max(24px, var(--safe-left));
    box-shadow: 0 22px 44px rgba(7, 27, 66, .08);
  }
}

@media (max-width: 700px) {
  html {
    scroll-padding-top: calc(72px + var(--safe-top));
  }

  .site-header {
    height: calc(64px + var(--safe-top));
    padding-top: var(--safe-top);
    padding-right: max(16px, var(--safe-right));
    padding-left: max(16px, var(--safe-left));
  }

  .site-nav {
    top: calc(64px + var(--safe-top));
    max-height: calc(100dvh - 64px - var(--safe-top));
    padding-right: max(16px, var(--safe-right));
    padding-bottom: max(16px, var(--safe-bottom));
    padding-left: max(16px, var(--safe-left));
  }

  main > section[id],
  .contact[id] {
    scroll-margin-top: calc(72px + var(--safe-top));
  }

  .hero {
    min-height: 100svh;
    grid-template-rows: auto auto;
    align-content: center;
    padding-top: calc(88px + var(--safe-top));
    padding-right: max(18px, var(--safe-right));
    padding-bottom: max(26px, var(--safe-bottom));
    padding-left: max(18px, var(--safe-left));
  }

  .system-overview {
    padding-top: calc(72px + var(--safe-top));
    padding-right: max(10px, var(--safe-right));
    padding-bottom: max(10px, var(--safe-bottom));
    padding-left: max(10px, var(--safe-left));
  }

  .section,
  .site-footer {
    padding-right: max(18px, var(--safe-right));
    padding-left: max(18px, var(--safe-left));
  }

  .site-footer {
    padding-bottom: max(34px, calc(22px + var(--safe-bottom)));
  }

  .menu-toggle {
    min-width: 48px;
    justify-content: flex-end;
  }

  .hero h1 {
    max-width: 14ch;
    overflow-wrap: normal;
  }

  .hero-facts,
  .voice-list,
  .faq-grid,
  .contact-grid {
    contain: layout paint;
  }
}

@media (max-width: 380px) {
  .brand {
    width: 158px;
  }

  .brand img {
    height: 31px;
  }

  .hero h1 {
    font-size: clamp(39px, 12.9vw, 49px);
  }

  .hero-actions {
    align-items: stretch;
  }

  .hero-actions .button.primary {
    flex: 1 1 auto;
  }

  .metric-grid article {
    padding: 6px 8px;
  }

  .metric-grid strong {
    font-size: clamp(24px, 10vw, 34px);
  }
}

@media (max-height: 620px) and (max-width: 700px) {
  .system-overview {
    height: auto;
    min-height: 100svh;
    overflow: visible;
  }

  .metric-grid {
    grid-template-rows: repeat(3, minmax(118px, auto));
  }
}

@media (prefers-reduced-motion: reduce), (prefers-reduced-data: reduce) {
  .hero::after,
  .scroll-cue span,
  .capacity-orbit i,
  .capacity-orbit i:nth-child(2),
  .capacity-orbit i:nth-child(3) {
    animation: none !important;
  }
}

/* 04:00 release candidate: keep the champagne-gold system readable at every size. */
.section-kicker,
.philosophy-quote small,
.voice-index,
.contact-grid a:not(:hover) b {
  color: var(--gold-deep);
}

.framework-number,
.discipline-axiom,
.brand-manifesto .manifesto-build {
  color: #a8751d;
}

/* Glacier Quality Wall: original web translation of the boutique-investment-bank philosophy system. */
.quality-wall {
  --quality-gold: #e5b84f;
  --quality-ice: #71c7e3;
  position: relative;
  min-height: min(920px, 100svh);
  padding: clamp(96px, 10vw, 150px) max(24px, calc((100vw - var(--max)) / 2));
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 50% 56%, rgba(229, 184, 79, .10), transparent 19rem),
    radial-gradient(circle at 78% 18%, rgba(113, 199, 227, .11), transparent 25rem),
    linear-gradient(145deg, #061a3f 0%, #081e48 48%, #061634 100%);
  isolation: isolate;
}

.quality-wall::before,
.quality-wall::after,
.quality-wall-stars {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.quality-wall::before {
  z-index: -2;
  opacity: .36;
  background-image:
    linear-gradient(rgba(113, 199, 227, .11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(113, 199, 227, .11) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(circle at center, #000 10%, transparent 76%);
  mask-image: radial-gradient(circle at center, #000 10%, transparent 76%);
}

.quality-wall::after {
  z-index: -1;
  background: linear-gradient(108deg, transparent 38%, rgba(229, 184, 79, .08) 50%, transparent 62%);
  transform: translateX(-70%);
  animation: qualitySweep 9s var(--ease) infinite;
}

.quality-wall-stars {
  z-index: -1;
  opacity: .66;
  background-image:
    radial-gradient(circle at 8% 18%, rgba(246, 221, 150, .9) 0 1px, transparent 2px),
    radial-gradient(circle at 18% 74%, rgba(113, 199, 227, .82) 0 1px, transparent 2px),
    radial-gradient(circle at 36% 28%, rgba(246, 221, 150, .72) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 61% 13%, rgba(113, 199, 227, .8) 0 1px, transparent 2px),
    radial-gradient(circle at 83% 66%, rgba(246, 221, 150, .7) 0 1px, transparent 2px),
    radial-gradient(circle at 94% 26%, rgba(113, 199, 227, .75) 0 1.5px, transparent 2.5px);
  animation: qualityStars 7s ease-in-out infinite alternate;
}

.quality-wall-copy {
  position: relative;
  z-index: 2;
  max-width: 980px;
}

.quality-wall .section-kicker {
  color: var(--quality-gold);
}

.quality-wall-copy h2 {
  margin: 22px 0 18px;
  max-width: 900px;
  font-size: clamp(34px, 5vw, 70px);
  line-height: 1.02;
  letter-spacing: -.045em;
}

.quality-wall-copy p {
  max-width: 920px;
  color: rgba(229, 237, 248, .72);
  font-size: clamp(13px, 1.15vw, 16px);
  line-height: 1.9;
}

.quality-wall-stage {
  position: relative;
  z-index: 1;
  width: min(100%, 1180px);
  height: clamp(380px, 48vw, 590px);
  margin: clamp(26px, 4vw, 56px) auto 0;
  border: 1px solid rgba(113, 199, 227, .16);
  background: linear-gradient(135deg, rgba(255, 255, 255, .025), rgba(255, 255, 255, .008));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .07),
    0 28px 90px rgba(0, 0, 0, .18);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}

.quality-wall-chart {
  display: block;
  width: 100%;
  height: 100%;
}

.quality-grid path {
  fill: none;
  stroke: rgba(113, 199, 227, .10);
  stroke-width: 1;
}

.quality-curve {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 1500;
  animation: qualityTrace 5.8s var(--ease) infinite alternate;
  filter: drop-shadow(0 0 10px rgba(229, 184, 79, .25));
}

.quality-curve-rise {
  stroke: url(#qualityRise);
}

.quality-curve-fall {
  stroke: url(#qualityFall);
  animation-delay: -.9s;
}

.quality-gate {
  stroke: url(#qualityWallLine);
  stroke-width: 8;
  filter: drop-shadow(0 0 15px rgba(246, 221, 150, .44));
}

.quality-core {
  fill: #f6dd96;
  filter: url(#qualityGlow);
}

.quality-core-ring {
  fill: none;
  stroke: rgba(113, 199, 227, .6);
  stroke-width: 1.5;
  transform-origin: 650px 390px;
  animation: qualityCore 3.4s ease-out infinite;
}

.quality-wall-label,
.quality-label {
  position: absolute;
  pointer-events: none;
}

.quality-wall-label {
  left: 54.15%;
  top: 8%;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 3px;
  color: rgba(255, 255, 255, .82);
  letter-spacing: .08em;
}

.quality-wall-label b {
  color: #f6dd96;
  font-family: Georgia, serif;
  font-size: clamp(17px, 2vw, 26px);
  letter-spacing: .12em;
}

.quality-wall-label span {
  font-size: 10px;
  text-transform: uppercase;
}

.quality-label {
  font-family: inherit;
  font-size: clamp(13px, 1.3vw, 18px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: -.025em;
  color: rgba(229, 237, 248, .66);
}

.quality-label b {
  font-family: inherit;
  color: #f6dd96;
  font-size: 1.35em;
  font-weight: 700;
}

.quality-label-efficiency {
  left: 6%;
  top: 15%;
}

.quality-label-quality {
  right: 7%;
  top: 16%;
  text-align: right;
}

.quality-wall-outcomes {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: min(100%, 1180px);
  margin: 0 auto;
  border: 1px solid rgba(113, 199, 227, .16);
  border-top: 0;
}

.quality-wall-outcomes p {
  min-height: 76px;
  display: flex;
  align-items: center;
  padding: 20px 28px;
  color: rgba(229, 237, 248, .75);
  font-size: clamp(13px, 1.2vw, 16px);
  letter-spacing: .03em;
}

.quality-wall-outcomes p + p {
  border-left: 1px solid rgba(113, 199, 227, .16);
}

.quality-wall-axiom {
  position: relative;
  z-index: 2;
  grid-column: 1 / -1;
  width: 100%;
  margin: 0;
  min-height: 0 !important;
  padding: clamp(22px, 2.4vw, 32px) 28px !important;
  border-top: 1px solid rgba(113, 199, 227, .16);
  color: rgba(246, 221, 150, .88);
  font-family: "Songti SC", STSong, Georgia, serif;
  font-size: clamp(18px, 1.65vw, 25px);
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: .1em;
  text-align: right;
}

.related-reading {
  position: relative;
  background:
    radial-gradient(circle at 90% 0%, rgba(113, 199, 227, .09), transparent 22rem),
    #fff;
}

.reading-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-quiet);
  border-left: 1px solid var(--line-quiet);
}

.reading-card {
  position: relative;
  min-height: 300px;
  padding: clamp(28px, 3.5vw, 48px);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line-quiet);
  border-bottom: 1px solid var(--line-quiet);
  background: rgba(255, 255, 255, .78);
  transition: background .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(200, 145, 30, .10);
}

.reading-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(180deg, var(--gold-rich), var(--ice));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .3s var(--ease);
}

.reading-card > span {
  color: var(--gold-deep);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
}

.reading-card h3 {
  margin: 42px 0 12px;
  max-width: 600px;
  font-size: clamp(21px, 2vw, 29px);
  line-height: 1.24;
  letter-spacing: -.025em;
}

.reading-card p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.reading-card a {
  margin-top: auto;
  padding-top: 28px;
  display: inline-flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 720;
  line-height: 1.55;
}

.reading-card a::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
}

.reading-card:focus-within {
  z-index: 2;
  outline: 2px solid rgba(168, 117, 29, .72);
  outline-offset: -2px;
}

.reading-card a:focus-visible {
  outline: none;
}

.reading-card a i {
  flex: 0 0 auto;
  color: var(--gold-deep);
  font-size: 20px;
  font-style: normal;
}

@media (hover: hover) and (pointer: fine) {
  .reading-card:hover {
    z-index: 1;
    background: #fff;
    transform: translateY(-3px);
    box-shadow: 0 22px 54px rgba(7, 27, 66, .08);
  }

  .reading-card:hover::before {
    transform: scaleY(1);
  }
}

@keyframes qualityTrace {
  0% { stroke-dashoffset: 1500; opacity: .32; }
  45%, 100% { stroke-dashoffset: 0; opacity: 1; }
}

@keyframes qualityCore {
  0% { transform: scale(.62); opacity: .9; }
  100% { transform: scale(2.35); opacity: 0; }
}

@keyframes qualityStars {
  from { opacity: .42; transform: scale(1); }
  to { opacity: .8; transform: scale(1.015); }
}

@keyframes qualitySweep {
  0%, 18% { transform: translateX(-75%); opacity: 0; }
  42%, 64% { opacity: .8; }
  86%, 100% { transform: translateX(75%); opacity: 0; }
}

@media (max-width: 900px) {
  .quality-wall {
    min-height: auto;
  }

  .quality-wall-stage {
    height: 500px;
  }

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

  .reading-card {
    min-height: 250px;
  }
}

@media (max-width: 700px) {
  .quality-wall {
    padding-inline: 18px;
  }

  .quality-wall-copy p br {
    display: none;
  }

  .quality-wall-stage {
    height: 420px;
    margin-top: 30px;
  }

  .quality-wall-chart {
    transform: scale(1.12);
    transform-origin: 54% 54%;
  }

  .quality-label-efficiency {
    left: 5%;
    top: 18%;
  }

  .quality-label-quality {
    right: 5%;
    top: 18%;
  }

  .quality-wall-label {
    top: 5%;
  }

  .quality-wall-outcomes {
    grid-template-columns: 1fr;
  }

  .quality-wall-outcomes p {
    min-height: 64px;
    padding: 16px 18px;
  }

  .quality-wall-outcomes p + p {
    border-left: 0;
    border-top: 1px solid rgba(113, 199, 227, .16);
  }

  .reading-card {
    min-height: 230px;
    padding: 26px 22px;
  }

  .reading-card h3 {
    margin-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce), (prefers-reduced-data: reduce) {
  .quality-wall::after,
  .quality-wall-stars,
  .quality-curve,
  .quality-core-ring {
    animation: none;
  }

  .quality-wall-motion {
    display: none;
  }
}

/* 07:19 release lock: retain one footer when the exact-copy page sits inside
   the Wanxiaozhi application shell. The standalone site footer is untouched. */
#root > div > footer:not(.site-footer) {
  display: none !important;
}

/* The original argument remains in the right column; this restrained line is
   an additional reading cue beneath the chapter title. */
.statement-title {
  display: grid;
  gap: clamp(18px, 2vw, 30px);
  align-content: end;
}

.statement-subline {
  max-width: 38rem;
  color: var(--gold-deep);
  font-size: clamp(13px, 1.1vw, 15px);
  font-weight: 650;
  line-height: 1.7;
  letter-spacing: .045em;
}

/* Keep the existing footer copy and links, but give the navy field enough
   vertical space to read as the site's final quiet scene. */
.site-footer {
  min-height: clamp(360px, 42vh, 500px);
  padding-top: clamp(112px, 14vh, 160px);
  padding-bottom: clamp(76px, 9vh, 112px);
  align-content: end;
  isolation: isolate;
}

.site-footer > * {
  position: relative;
  z-index: 1;
}

@media (max-width: 1050px) {
  .site-footer {
    min-height: clamp(330px, 36vh, 430px);
    padding-top: clamp(88px, 11vh, 128px);
    padding-bottom: clamp(64px, 8vh, 92px);
  }
}

@media (max-width: 700px) {
  .statement-title {
    gap: 16px;
  }

  .statement-subline {
    max-width: 26rem;
    font-size: 13px;
    line-height: 1.65;
    letter-spacing: .025em;
  }

  .site-footer {
    min-height: 320px;
    grid-template-columns: 1fr;
    padding-top: 70px;
    padding-bottom: max(48px, calc(36px + env(safe-area-inset-bottom)));
    gap: 26px;
    align-content: end;
  }
}

/* 04:00 release candidate: compact mobile rhythm and resilient progressive reveal. */
.reveal {
  opacity: 1;
  transform: none;
}

html[data-glacier-app-ready="1"] .reveal:not(.in) {
  opacity: 0;
  transform: translateY(14px);
}

.voice-entry summary,
.faq-grid article,
.contact-grid a {
  scroll-margin-top: calc(92px + var(--safe-top));
}

.voice-identity b,
.voice-identity small,
.faq-grid h3,
.faq-grid p,
.contact-grid span,
.contact-grid b {
  text-wrap: pretty;
}

@media (min-width: 701px) and (max-width: 1050px) {
  .hero {
    grid-template-rows: auto auto;
    align-content: start;
    padding-top: clamp(138px, 14svh, 176px);
    padding-bottom: clamp(40px, 6svh, 72px);
  }

  .hero-copy {
    align-self: start;
  }
}

@media (max-width: 700px) {
  .hero {
    grid-template-rows: auto auto;
    align-content: start;
    padding-top: clamp(100px, 13svh, 126px);
  }

  .hero-copy,
  .hero-facts {
    align-self: start;
  }

  .voice-entry summary {
    min-height: 80px;
  }

  .voice-identity b {
    line-height: 1.25;
  }

  .voice-identity small {
    line-height: 1.45;
  }

  .faq-grid article,
  .contact-grid a {
    min-height: 96px;
  }
}

@media (max-width: 380px) {
  .hero {
    padding-top: clamp(92px, 12svh, 108px);
  }

  .hero-actions {
    gap: 14px;
  }

  .hero-actions .button,
  .hero-actions .text-button {
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce), (prefers-reduced-data: reduce) {
  html[data-glacier-app-ready="1"] .reveal:not(.in) {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .scroll-cue,
  .menu-toggle,
  .hero-grid,
  .hero::before,
  .hero::after,
  .capacity-orbit {
    display: none !important;
  }

  .hero,
  .system-overview,
  .section {
    height: auto !important;
    min-height: 0 !important;
    padding: 32px 0 !important;
    break-inside: avoid;
  }

  body {
    color: #000;
    background: #fff;
  }
}

/* 03:00 precision pass: editorial gravity, instrument-grade surfaces, no copy changes. */
:root {
  --paper-warm: #fffdf9;
  --mist-quiet: #f3f7fa;
  --line-quiet: rgba(7, 27, 66, .125);
  --line-gold: rgba(189, 139, 46, .28);
  --shadow-quiet: 0 24px 74px rgba(7, 27, 66, .065);
  --shadow-float: 0 18px 48px rgba(7, 27, 66, .085);
}

body {
  background:
    linear-gradient(180deg, rgba(255, 253, 249, .42), transparent 26rem),
    var(--paper);
}

.site-header {
  background: rgba(255, 255, 255, .945);
  border-bottom-color: var(--line-quiet);
  box-shadow: 0 8px 34px rgba(7, 27, 66, .035);
}

.site-nav a {
  transition: color .24s var(--ease);
}

.site-nav a:hover,
.site-nav a.active {
  color: #0b2a58;
}

.hero-copy,
.statement,
.section-heading,
.capacity-grid,
.philosophy-quote,
.brand-manifesto {
  max-width: var(--max);
}

.hero h1 {
  text-rendering: geometricPrecision;
}

.hero-lead,
.statement-copy,
.section-heading > p,
.manifesto-context {
  color: #46566c;
}

.hero-facts {
  border-color: var(--line-gold);
  box-shadow:
    var(--shadow-quiet),
    inset 0 1px 0 rgba(255, 255, 255, .98),
    inset 0 -1px 0 rgba(189, 139, 46, .06);
}

.hero-facts::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, .82);
  box-shadow: inset 0 0 0 1px rgba(189, 139, 46, .045);
}

.section-kicker,
.eyebrow {
  color: #a8751d;
  text-shadow: 0 8px 20px rgba(189, 139, 46, .08);
}

.system-overview,
.frameworks,
.focus,
.founder-voice,
.faq {
  background-color: var(--mist-quiet);
}

.metric-grid,
.service-grid,
.mandate-grid,
.faq-grid,
.contact-grid {
  border-color: var(--line-quiet);
  box-shadow: var(--shadow-quiet);
}

.metric-grid article,
.service-grid article,
.mandate-grid article,
.faq-grid article,
.contact-grid a {
  position: relative;
  border-color: var(--line-quiet);
}

.metric-grid article::before,
.service-grid article::before,
.mandate-grid article::before,
.faq-grid article::before,
.contact-grid a::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(225, 183, 91, .54), transparent);
  opacity: 0;
  transform: scaleX(.72);
  transition: opacity .28s var(--ease), transform .28s var(--ease);
}

.framework-card {
  position: relative;
  border-color: var(--line-quiet);
  box-shadow: 0 10px 34px rgba(7, 27, 66, .035);
  overflow: hidden;
}

.framework-card::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  pointer-events: none;
  background: linear-gradient(180deg, var(--gold-deep), var(--gold-light), var(--ice));
  opacity: .72;
}

.capacity {
  border-block: 1px solid rgba(226, 179, 71, .22);
  background:
    linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px),
    radial-gradient(circle at 82% 24%, rgba(104, 189, 221, .085), transparent 24rem),
    var(--ink);
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.capacity blockquote {
  border-top-color: rgba(239, 217, 149, .25);
}

.focus-list,
.voice-list {
  border-top-color: var(--line-quiet);
}

.focus-list article,
.voice-entry {
  border-bottom-color: var(--line-quiet);
}

.voice-entry summary {
  min-height: 104px;
}

.voice-entry[open] {
  box-shadow: 0 20px 56px rgba(7, 27, 66, .055);
}

.voice-entry blockquote {
  border-left-color: var(--gold-rich);
  box-shadow: 0 16px 48px rgba(7, 27, 66, .045);
}

.contact-grid a b {
  transition: color .25s var(--ease);
}

.contact-grid a:hover b {
  color: var(--gold-light);
}

.site-footer {
  position: relative;
  border-top: 1px solid rgba(226, 179, 71, .22);
  background:
    radial-gradient(circle at 84% 0%, rgba(104, 189, 221, .07), transparent 22rem),
    var(--ink);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent 6%, var(--gold-rich) 32%, var(--gold-light) 50%, var(--ice) 68%, transparent 94%);
  opacity: .72;
}

@media (hover: hover) and (pointer: fine) {
  .metric-grid article:hover::before,
  .service-grid article:hover::before,
  .mandate-grid article:hover::before,
  .faq-grid article:hover::before,
  .contact-grid a:hover::before {
    opacity: 1;
    transform: scaleX(1);
  }

  .voice-entry summary:hover {
    box-shadow: inset 2px 0 0 var(--gold-rich);
  }
}

@media (max-width: 1050px) {
  .site-nav {
    background:
      linear-gradient(135deg, rgba(255, 255, 255, .985), rgba(250, 252, 254, .985));
    border-bottom-color: var(--line-quiet);
  }

  .framework-card {
    gap: 28px;
  }
}

@media (max-width: 700px) {
  body {
    background: var(--paper);
  }

  .site-header {
    background: rgba(255, 255, 255, .985);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    box-shadow: 0 6px 22px rgba(7, 27, 66, .045);
  }

  .hero-facts,
  .metric-grid,
  .service-grid,
  .mandate-grid,
  .faq-grid,
  .contact-grid,
  .framework-card,
  .voice-entry[open],
  .voice-entry blockquote {
    box-shadow: none;
  }

  .capacity {
    background-size: 42px 42px, 42px 42px, auto, auto;
  }

  .voice-entry summary {
    min-height: 78px;
  }
}

@media (prefers-contrast: more) {
  :root {
    --muted: #405067;
    --line-quiet: rgba(7, 27, 66, .34);
  }

  .site-header,
  .hero-facts,
  .metric-grid,
  .service-grid,
  .mandate-grid,
  .faq-grid,
  .contact-grid,
  .framework-card {
    border-color: var(--line-quiet);
  }
}

@media (prefers-reduced-motion: reduce), (prefers-reduced-data: reduce) {
  .metric-grid article::before,
  .service-grid article::before,
  .mandate-grid article::before,
  .faq-grid article::before,
  .contact-grid a::before {
    transition: none;
  }

  .site-header {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background: #fff;
  }
}

/* 04:00 accessibility lock: premium gold with WCAG-safe contrast. */
.section-kicker,
.philosophy-quote small,
.voice-index,
.contact-grid a:not(:hover) b {
  color: var(--gold-deep);
}

.framework-number,
.discipline-axiom,
.brand-manifesto .manifesto-build {
  color: #a8751d;
}

/* Release lock: both hero metrics share the same left inset on every viewport. */
.hero-facts > .hero-fact:first-child {
  padding-left: clamp(20px, 2.3vw, 32px);
}

@media (max-width: 1050px) {
  .hero-facts > .hero-fact:first-child {
    padding-left: clamp(10px, 2vw, 20px);
  }
}