/* =========================================================
   Orvessa Hayes — Global Stylesheet
   Black & Gold · independent investment research & advisory
   Pure HTML/CSS, no build step.
   ========================================================= */

/* Fonts: Cormorant Garamond (serif display) + Jost (sans)
   CN-friendly Google Fonts mirror. */
@import url("https://fonts.googleapis.cn/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500;1,600&family=Jost:wght@300;400;500;600&display=swap");

/* ---------- Design Tokens ---------- */
:root {
  --bg: #0b0b0d;
  --bg-elev: #131316;
  --bg-elev-2: #1a1a1f;
  --gold: #e3c391;
  --gold-soft: #f0dcb8;
  --gold-deep: #b89968;
  --ink: #f4f1ea;
  --muted: #a8a29e;
  --muted-2: #7d7873;
  --line: rgba(227, 195, 145, 0.18);
  --line-strong: rgba(227, 195, 145, 0.42);

  --maxw: 1400px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --section-y: clamp(4.5rem, 9vw, 8rem);

  --radius: 10px;
  --radius-sm: 4px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --header-h: 112px;

  --font-serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-sans: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica,
    Arial, sans-serif;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

::selection {
  background: rgba(227, 195, 145, 0.28);
  color: var(--ink);
}

/* subtle page-wide vignette / grain-free ambience */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(1200px 600px at 78% -10%, rgba(227, 195, 145, 0.06), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(227, 195, 145, 0.04), transparent 60%);
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}

.section {
  padding-block: var(--section-y);
  position: relative;
}

.section--tight {
  padding-block: clamp(3rem, 6vw, 5rem);
}

.bg-elev {
  background-color: var(--bg-elev);
}

.divider-line {
  height: 1px;
  background: var(--line);
  border: 0;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.gold {
  color: var(--gold);
  font-style: italic;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.eyebrow::before {
  content: "";
  width: 46px;
  height: 1px;
  background: var(--gold);
  flex: none;
}

.eyebrow--center {
  justify-content: center;
}

.section-title {
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  margin-top: 1.25rem;
  max-width: 16ch;
}

.section-title--center {
  margin-inline: auto;
  text-align: center;
}

.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
  max-width: 720px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  color: var(--muted);
  line-height: 1.75;
  margin-top: 1.5rem;
  max-width: 60ch;
}

.lead--center {
  margin-inline: auto;
}

p+p {
  margin-top: 1.1rem;
}

strong {
  color: var(--ink);
  font-weight: 500;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  padding: 1rem 1.75rem;
  border-radius: var(--radius-sm);
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease),
    border-color 0.3s var(--ease), transform 0.3s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}

.btn svg {
  width: 18px;
  height: 18px;
  transition: transform 0.3s var(--ease);
}

.btn-primary {
  background: var(--gold);
  color: #1a1610;
  font-weight: 500;
}

.btn-primary:hover {
  background: var(--gold-soft);
}

.btn-primary:hover svg {
  transform: translate(3px, -3px);
}

.btn-outline {
  border: 1px solid var(--line-strong);
  color: var(--gold);
}

.btn-outline:hover {
  border-color: var(--gold);
  background: rgba(227, 195, 145, 0.06);
}

.btn-outline:hover svg {
  transform: translate(3px, -3px);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-weight: 400;
  padding: 1rem 0;
  transition: color 0.3s var(--ease);
}

.btn-link svg {
  width: 20px;
  height: 20px;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
}

.btn-link:hover {
  color: var(--gold-soft);
}

.btn-link:hover svg {
  transform: translateX(5px);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: clamp(1.25rem, 4vw, 3rem);
  margin-top: 2.5rem;
}

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(11, 11, 13, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background-color 0.35s var(--ease), border-color 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(11, 11, 13, 0.96);
  border-bottom-color: var(--line-strong);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.header-inner {
  height: 100%;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
}

.brand img {
  width: 280px;
  height: 88px;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.4rem, 2.6vw, 2.6rem);
}

.main-nav a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 300;
  letter-spacing: 0.02em;
  color: var(--ink);
  padding: 0.4rem 0;
  transition: color 0.25s var(--ease);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -2px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  transform: translateX(-50%) scale(0);
  transition: transform 0.25s var(--ease);
}

.main-nav a:hover {
  color: var(--gold-soft);
}

.main-nav a.active {
  color: var(--gold);
}

.main-nav a.active::after {
  transform: translateX(-50%) scale(1);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  flex: none;
}

.login-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.62rem 1.3rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  color: var(--gold);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  transition: border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.login-btn svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s var(--ease);
}

.login-btn:hover {
  border-color: var(--gold);
  background: rgba(227, 195, 145, 0.06);
}

.login-btn:hover svg {
  transform: translate(3px, -3px);
}

/* hamburger (mobile) */
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 1.5px;
  background: var(--gold);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* =========================================================
   Hero (Home)
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
  /* 整幅背景图 + 左暗右亮渐变遮罩，保证左侧文字可读 */
  background-image:
    linear-gradient(90deg, rgba(8, 8, 10, 0.96) 0%, rgba(8, 8, 10, 0.82) 42%, rgba(8, 8, 10, 0.35) 72%, rgba(8, 8, 10, 0.18) 100%),
    url("../assets/hero-image.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-inner {
  padding-block: clamp(3rem, 8vh, 6rem);
  width: 100%;
  max-width: 1240px;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
}

.hero-copy {
  max-width: 640px;
}

.hero-title {
  font-size: clamp(2.9rem, 7.2vw, 5.6rem);
  line-height: 1.02;
  font-weight: 500;
  margin-top: 1.75rem;
  letter-spacing: -0.015em;
}

.hero-title .line {
  display: block;
}

.hero-sub {
  margin-top: 2.25rem;
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  color: var(--muted);
  line-height: 1.7;
  max-width: 52ch;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-top: 2.25rem;
  border-top: 1px solid var(--line);
}

.stat .stat-num {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.4vw, 2.9rem);
  color: var(--gold);
  line-height: 1;
}

.stat .stat-label {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* generic page hero (sub pages) */
.page-hero {
  padding-top: calc(var(--header-h) + clamp(3rem, 8vh, 6rem));
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  border-bottom: 1px solid var(--line);
}

.page-hero .page-title {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  margin-top: 1.4rem;
}

/* 让标题成为可点击的邮箱链接：继承衬线大标题观感，常显金色下划线以提示可点击 */
.mailto-hero {
  font: inherit;
  color: var(--gold);
  background-image: linear-gradient(var(--gold), var(--gold));
  background-size: 100% 1px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: color 0.3s ease, background-size 0.3s ease;
  padding-bottom: 0.12em;
}

.mailto-hero:hover {
  color: var(--gold-soft);
  background-size: 100% 2px;
}

.breadcrumb {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-top: 1.5rem;
}

.breadcrumb a:hover {
  color: var(--gold);
}

.breadcrumb .sep {
  margin-inline: 0.6rem;
  color: var(--gold-deep);
}

/* =========================================================
   Cards / grids
   ========================================================= */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.85rem;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease),
    background-color 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
  background: var(--bg-elev-2);
}

/* Practices: image background with dark overlay for legibility */
.practices-grid .card {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--bg-elev);
}

.practices-grid .card:nth-child(1) {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.72) 0%, rgba(11, 11, 13, 0.88) 100%),
    url("../assets/institutional-research.jpg");
}

.practices-grid .card:nth-child(2) {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.72) 0%, rgba(11, 11, 13, 0.88) 100%),
    url("../assets/investment-advisory.jpg");
}

.practices-grid .card:nth-child(3) {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.72) 0%, rgba(11, 11, 13, 0.88) 100%),
    url("../assets/corporate-advisory.jpg");
}

.practices-grid .card:nth-child(4) {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.72) 0%, rgba(11, 11, 13, 0.88) 100%),
    url("../assets/private-wealth.jpg");
}

.practices-grid .card:hover {
  background-color: var(--bg-elev-2);
}

.practices-grid .card:nth-child(1):hover {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.6) 0%, rgba(11, 11, 13, 0.8) 100%),
    url("../assets/institutional-research.jpg");
}

.practices-grid .card:nth-child(2):hover {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.6) 0%, rgba(11, 11, 13, 0.8) 100%),
    url("../assets/investment-advisory.jpg");
}

.practices-grid .card:nth-child(3):hover {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.6) 0%, rgba(11, 11, 13, 0.8) 100%),
    url("../assets/corporate-advisory.jpg");
}

.practices-grid .card:nth-child(4):hover {
  background-image:
    linear-gradient(180deg, rgba(11, 11, 13, 0.6) 0%, rgba(11, 11, 13, 0.8) 100%),
    url("../assets/private-wealth.jpg");
}

.practices-grid .card>* {
  position: relative;
  z-index: 1;
}

.card-index {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--gold-deep);
  letter-spacing: 0.1em;
}

.card h3 {
  font-size: 1.6rem;
  margin-top: 0.9rem;
}

.card p {
  margin-top: 0.85rem;
  font-size: 0.96rem;
  color: var(--muted);
}

.card .arrow-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.4rem;
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
}

.card .arrow-tag svg {
  width: 15px;
  height: 15px;
  transition: transform 0.3s var(--ease);
}

.card:hover .arrow-tag svg {
  transform: translateX(4px);
}

/* bullet lists inside cards / content */
.bullet-list {
  margin-top: 1.2rem;
  display: grid;
  gap: 0.7rem;
}

.bullet-list li {
  position: relative;
  padding-left: 1.4rem;
  color: var(--muted);
  font-size: 0.97rem;
}

.bullet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 1.5px;
  background: var(--gold);
}

/* tag pills */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

.pill {
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 0.5rem 1.1rem;
  font-size: 0.86rem;
  color: var(--ink);
  letter-spacing: 0.02em;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

.pill:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(227, 195, 145, 0.05);
}

/* split content (text + visual panel) */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.split--rev>.split-media {
  order: -1;
}

.split-media {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: hidden;
  min-height: 360px;
  background:
    linear-gradient(160deg, rgba(227, 195, 145, 0.12), rgba(11, 11, 13, 0.2)),
    var(--bg-elev);
}

/* 带实景背景图的分栏面板 */
.split-media--img {
  background-size: cover;
  background-position: center;
}

.split-media--img::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
      rgba(11, 11, 13, 0.82) 0%,
      rgba(11, 11, 13, 0.28) 45%,
      rgba(11, 11, 13, 0.12) 100%);
}

.split-media .media-quote {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.25rem;
}

.split-media .media-quote .q-mark {
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 0.6;
  color: var(--gold);
}

.split-media .media-quote p {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--ink);
  line-height: 1.35;
  margin-top: 1rem;
}

.split-media .media-quote span {
  margin-top: 1rem;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-deep);
}

/* =========================================================
   Timeline (history)
   ========================================================= */
.timeline {
  position: relative;
  margin-top: 2rem;
  padding-left: 2rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.tl-item {
  position: relative;
  padding-bottom: 2.6rem;
}

.tl-item:last-child {
  padding-bottom: 0;
}

.tl-item::before {
  content: "";
  position: absolute;
  left: -2rem;
  top: 8px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--gold);
  transform: translateX(-0.5px);
}

.tl-year {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.tl-item h3 {
  font-size: 1.55rem;
  margin-top: 0.4rem;
}

.tl-item p {
  margin-top: 0.7rem;
  max-width: 62ch;
}

/* =========================================================
   Method levels (Our Approach)
   ========================================================= */
.levels {
  display: grid;
  gap: 1.25rem;
  counter-reset: lvl;
}

.level-row {
  display: grid;
  grid-template-columns: 90px 1.2fr 2fr;
  gap: 1.5rem;
  align-items: start;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.85rem;
  cursor: pointer;
  transition: border-color 0.35s var(--ease), transform 0.35s var(--ease), background 0.35s var(--ease);
}

.level-row:hover,
.level-row:focus-visible {
  border-color: var(--line-strong);
  background: var(--bg-elev-2);
  transform: translateX(4px);
  outline: none;
}

.level-row:focus-visible {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--gold-deep);
}

.levels-hint {
  margin: 0 0 1.25rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.level-points {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.level-more {
  color: var(--gold);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.level-row:hover .level-more,
.level-row:focus-visible .level-more {
  opacity: 1;
  transform: translateX(0);
}

.level-num {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}

.level-row h3 {
  font-size: 1.45rem;
}

/* =========================================================
   Level detail modal
   ========================================================= */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 4vw, 2.5rem);
}

/* 弹框距顶部至少让出头部高度，避免被固定导航遮挡 */
.modal-dialog {
  transform-origin: top center;
}

@media (min-width: 821px) {
  .modal {
    align-items: flex-start;
    padding-top: calc(var(--header-h) + clamp(2rem, 5vh, 4rem));
    padding-bottom: clamp(3rem, 8vh, 6rem);
    overflow-y: auto;
  }
}

/* 手机端：弹框顶部让出头部高度，避免贴住视口顶部 */
@media (max-width: 820px) {
  .modal {
    align-items: flex-start;
    justify-content: center;
    padding: calc(var(--header-h) + 1.25rem) clamp(0.9rem, 4vw, 1.5rem) clamp(2.5rem, 8vh, 4rem);
    overflow-y: auto;
  }

  .modal-dialog {
    width: 100%;
    max-height: none;
  }
}

.modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 5, 7, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}

.modal.is-open .modal-backdrop {
  opacity: 1;
}

.modal-dialog {
  position: relative;
  width: min(680px, 100%);
  max-height: min(82vh, 720px);
  overflow-y: auto;
  background: var(--bg-elev-2);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  opacity: 0;
  transform: translateY(18px) scale(0.98);
  transition: opacity 0.32s var(--ease), transform 0.32s var(--ease);
}

.modal.is-open .modal-dialog {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.modal-close {
  position: sticky;
  float: right;
  top: 0;
  z-index: 5;
  margin-left: 1rem;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 26, 31, 0.92);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.modal-close svg {
  width: 18px;
  height: 18px;
}

.modal-close:hover {
  color: var(--gold);
  border-color: var(--gold-deep);
}

.modal-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.85rem;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 1.25rem;
  padding-right: 2.5rem;
}

.modal-body {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

/* 正文上方配图 */
.modal-image {
  margin: 0 0 1.25rem;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.modal-image img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.modal-body>*:first-child {
  margin-top: 0;
}

.modal-body>*:last-child {
  margin-bottom: 0;
}

.modal-body h4 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--ink);
  margin: 1.6rem 0 0.6rem;
}

.modal-body ul {
  margin: 0.5rem 0 1rem;
  padding-left: 1.2rem;
}

.modal-body li {
  margin-bottom: 0.4rem;
}

.modal-body p {
  margin: 0 0 1rem;
}

body.modal-open {
  overflow: hidden;
}

.flow-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
  margin-top: 2rem;
  font-size: 0.95rem;
  color: var(--ink);
}

.flow-chain .chain-arrow {
  color: var(--gold);
}

.principle-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.principle {
  text-align: center;
  padding: 2.2rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
}

.principle .p-icon {
  width: 40px;
  height: 40px;
  margin-inline: auto;
  color: var(--gold);
}

.principle h3 {
  font-size: 1.4rem;
  margin-top: 1.1rem;
}

.principle p {
  margin-top: 0.7rem;
  font-size: 0.93rem;
}

/* =========================================================
   Offices (Global Network / Contact)
   ========================================================= */
.office-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.office-card:hover {
  transform: translateY(-5px);
  border-color: var(--line-strong);
}

.office-card .flag {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.office-card h3 {
  font-size: 1.7rem;
  margin-top: 0.5rem;
}

.office-card address {
  margin-top: 1rem;
  font-style: normal;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
}

.office-card .coverage {
  margin-top: 1.1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.office-card .coverage span {
  font-size: 0.78rem;
  border: 1px solid var(--line);
  border-radius: 100px;
  padding: 0.28rem 0.8rem;
  color: var(--muted);
}

.office-card.hq {
  border-color: var(--line-strong);
}

/* office-card top photo banner */
.office-card .card-photo {
  position: relative;
  height: 11.5rem;
  margin: -1.9rem -1.9rem 1.25rem;
  border-radius: calc(var(--radius) - 2px) calc(var(--radius) - 2px) 0 0;
  overflow: hidden;
  background-color: var(--bg-elev-2);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.office-card .card-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 11, 13, .06) 0%, rgba(11, 11, 13, .55) 100%);
}

.office-card .card-photo img {
  display: none;
}

/* europe country cards */
.country-card {
  position: relative;
  display: block;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2.25rem 2rem;
  overflow: hidden;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}

.country-card:hover {
  transform: translateY(-5px);
  border-color: var(--gold);
}

/* country-card background image + overlay */
.country-card {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: var(--bg-elev);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 21rem;
}

.country-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11, 11, 13, .15) 0%, rgba(11, 11, 13, .55) 45%, rgba(11, 11, 13, .86) 100%);
}

.country-card>* {
  position: relative;
  z-index: 1;
}

.country-card .c-role {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
}

.country-card h3 {
  font-size: 2rem;
  margin-top: 0.7rem;
}

.country-card p {
  margin-top: 0.9rem;
  font-size: 0.95rem;
}

.country-card .go {
  margin-top: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--gold);
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.country-card .go svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s var(--ease);
}

.country-card:hover .go svg {
  transform: translateX(4px);
}

/* partnership two-sides exchange */
.exchange {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: stretch;
}

.exchange-side {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 2.2rem;
}

.exchange-side h3 {
  font-size: 1.55rem;
}

.exchange-mid {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
}

.exchange-mid svg {
  width: 34px;
  height: 34px;
}

/* =========================================================
   News
   ========================================================= */
.news-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.country-menu {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
  display: grid;
  gap: 0.5rem;
}

.country-menu button {
  text-align: left;
  padding: 0.9rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--muted);
  transition: all 0.28s var(--ease);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.country-menu button svg {
  width: 15px;
  height: 15px;
  opacity: 0;
  transform: translateX(-4px);
  transition: all 0.28s var(--ease);
}

.country-menu button:hover {
  color: var(--ink);
  border-color: var(--line-strong);
}

.country-menu button.active {
  color: var(--gold);
  border-color: var(--line-strong);
  background: rgba(227, 195, 145, 0.05);
}

.country-menu button.active svg {
  opacity: 1;
  transform: translateX(0);
}

/* monthly archive navigation */
.month-menu {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
  display: grid;
  align-content: start;
  gap: 0.35rem;
}

.month-menu-title {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 0.6rem;
}

.month-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.7rem 1.2rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.95rem;
  text-decoration: none;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease),
    background 0.28s var(--ease);
}

.month-menu a::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0;
  transform: scale(0.4);
  transition: opacity 0.28s var(--ease), transform 0.28s var(--ease);
}

.month-menu a:hover {
  color: var(--ink);
  border-color: var(--line);
}

.month-menu a.active {
  color: var(--gold);
  border-color: var(--line-strong);
  background: rgba(227, 195, 145, 0.05);
}

.month-menu a.active::after {
  opacity: 1;
  transform: scale(1);
}

/* monthly archive groups */
.month-group {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.month-group+.month-group {
  margin-top: clamp(3rem, 5vw, 4.5rem);
}

.month-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 1.1rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
}

.month-year {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  color: var(--gold-deep);
  text-transform: uppercase;
}

.month-label {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height: 1;
  color: var(--ink);
}

.news-panel h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
  margin-top: 2rem;
}

.data-tile {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  background: var(--bg-elev);
}

.data-tile .dt-label {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.data-tile .dt-value {
  margin-top: 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.9rem;
  color: var(--gold);
}

.data-tile .dt-note {
  margin-top: 0.4rem;
  font-size: 0.84rem;
  color: var(--muted);
}

.placeholder-note {
  margin-top: 2rem;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
  color: var(--muted);
  font-size: 0.94rem;
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}

.placeholder-note svg {
  width: 20px;
  height: 20px;
  color: var(--gold);
  flex: none;
  margin-top: 2px;
}

/* country news list */
.news-list-title {
  margin-top: 2.6rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--ink);
}

.news-list {
  margin-top: 1.2rem;
  list-style: none;
  display: grid;
  gap: 1.2rem;
}

.news-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elev);
  padding: 1.3rem 1.5rem;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.news-item:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.ni-date {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.ni-title {
  font-family: var(--font-serif);
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--ink);
}

.ni-desc {
  margin-top: 0.5rem;
  font-size: 0.93rem;
  color: var(--muted);
}

/* clickable news item (links into an article page) */
.news-item--link {
  padding: 0;
}

.news-item__link {
  display: block;
  padding: 1.3rem 1.5rem;
  color: inherit;
  text-decoration: none;
}

.news-item--link:hover .ni-title {
  color: var(--gold-soft);
}

.ni-more {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.9rem;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

.ni-more svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.3s var(--ease);
}

.news-item--link:hover .ni-more svg {
  transform: translateX(3px);
}

/* article page */
.page-hero--sm {
  padding: clamp(2.6rem, 6vw, 4.5rem) 0;
}

.article-title {
  font-family: var(--font-serif);
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  line-height: 1.12;
  color: var(--ink);
  margin-top: 0.7rem;
}

.article-body {
  margin-top: 1.4rem;
  display: grid;
  gap: 1rem;
  max-width: 46rem;
}

/* security-notice inline figure */
.article-body figure {
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
}

.article-body figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.article-body figcaption {
  padding: 0.7rem 1rem 0.3rem;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.article-body p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.article-body h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.4vw, 1.75rem);
  color: var(--ink);
  line-height: 1.2;
  margin-top: 1.6rem;
}

.article-body h3 {
  font-size: 1.02rem;
  letter-spacing: 0.04em;
  color: var(--gold);
  margin-top: 0.6rem;
}

.article-body ul {
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.article-body ul li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

.article-body ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.article-body a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* country select (news landing) */
.select-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

/* ---- page hero intros & links ---- */
.page-intro {
  margin-top: 1.1rem;
  max-width: 46rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.back-link {
  margin-top: 1.6rem;
  font-size: 0.9rem;
}

.back-link a {
  color: var(--gold);
}

.back-link a:hover {
  color: var(--gold-soft);
}

.news-total {
  margin-top: 2.4rem;
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* ---- country cards (new structure) ---- */
.country-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 2.25rem 2rem 2.5rem;
}

.country-card .c-flag {
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-deep);
}

.country-card .c-name {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.1;
  color: var(--ink);
  transition: color 0.3s var(--ease);
}

.country-card:hover .c-name {
  color: var(--gold-soft);
}

.country-card .c-role {
  margin-top: 0.3rem;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--muted);
}

.country-card .c-count {
  margin-top: 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
}

.country-card .c-arrow {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 1.3rem;
  color: var(--gold);
  transition: transform 0.3s var(--ease);
}

.country-card:hover .c-arrow {
  transform: translate(3px, -3px);
}

/* ---- monthly archive content ---- */
.news-content {
  min-width: 0;
}

.month-group {
  scroll-margin-top: calc(var(--header-h) + 1.5rem);
}

.month-group+.month-group {
  margin-top: 3.5rem;
}

.month-group-title {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  color: var(--ink);
  padding-bottom: 0.8rem;
  margin-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
}

/* ---- clickable news rows (new structure) ---- */
.news-list {
  list-style: none;
  display: grid;
  gap: 1rem;
}

a.news-item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "body date"
    "body arrow";
  gap: 0.4rem 1.5rem;
  align-items: start;
  padding: 1.4rem 1.6rem;
  color: inherit;
  text-decoration: none;
}

.news-item .ni-body {
  grid-area: body;
  min-width: 0;
}

.news-item .ni-date {
  grid-area: date;
  text-align: right;
}

.news-item .ni-arrow {
  grid-area: arrow;
  justify-self: end;
  color: var(--gold);
  font-size: 1.15rem;
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.news-item:hover .ni-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ---- article page (new structure) ---- */
.article-wrap {
  max-width: 48rem;
}

.article-head {
  margin-top: 2rem;
}

.article-date {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.article-lead {
  margin-top: 1.2rem;
  font-size: 1.12rem;
  line-height: 1.65;
  color: var(--muted);
}

.article-footer {
  margin-top: 3rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--line);
}

.article-footer .btn-link {
  color: var(--gold);
}

.article-footer .btn-link:hover {
  color: var(--gold-soft);
}

/* =========================================================
   CTA band
   ========================================================= */
.cta-band {
  text-align: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(800px 300px at 50% 0%, rgba(227, 195, 145, 0.08), transparent 70%),
    var(--bg-elev);
}

.cta-band h2 {
  font-size: clamp(2rem, 4.4vw, 3.2rem);
  max-width: 18ch;
  margin-inline: auto;
}

.cta-band p {
  margin: 1.4rem auto 0;
  max-width: 54ch;
}

.cta-band .btn-row {
  justify-content: center;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  border-top: 1px solid var(--line);
  /* background: #08080a url("../assets/footer-bg.webp") center / cover no-repeat; */
  padding-top: clamp(3.5rem, 6vw, 5rem);
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 3.5rem);
}

.footer-brand img {
  height: 63px;
  width: auto;
}

.footer-brand p {
  margin-top: 1.2rem;
  font-size: 0.92rem;
  color: var(--muted-2);
  max-width: 34ch;
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 1.2rem;
}

.footer-col ul {
  display: grid;
  gap: 0.7rem;
}

.footer-col a {
  font-size: 0.93rem;
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

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

.footer-col address {
  font-style: normal;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
}

.footer-bottom {
  margin-top: clamp(3rem, 5vw, 4.5rem);
  border-top: 1px solid var(--line);
  padding-block: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.84rem;
  color: var(--muted-2);
  margin: 0;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 1.6rem;
}

.footer-legal a {
  position: relative;
  font-size: 0.84rem;
  color: var(--muted-2);
  transition: color 0.3s ease;
}

.footer-legal a:hover,
.footer-legal a:focus-visible {
  color: var(--gold);
}

/* =========================================================
   Forms (Contact)
   ========================================================= */
.form-field {
  margin-bottom: 1.3rem;
  display: flex;
  flex-direction: column;
}

.form-field label {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.55rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 0.96rem;
  font-weight: 300;
  padding: 0.85rem 1rem;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.form-field textarea {
  resize: vertical;
  min-height: 110px;
}

.form-field select {
  appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23e3c391' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'><path d='m6 9 6 6 6-6'/></svg>");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.6rem;
}

.form-field select option {
  background: var(--bg-elev-2);
  color: var(--ink);
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--muted-2);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(227, 195, 145, 0.12);
}

.form-field.is-invalid input,
.form-field.is-invalid textarea {
  border-color: #c98a7a;
}

.form-error {
  margin-top: 0.45rem;
  font-size: 0.82rem;
  color: #d99a89;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.92rem;
  text-align: center;
  min-height: 1.4em;
}

.form-status.is-success {
  color: var(--gold);
}

.form-status.is-error {
  color: #d99a89;
}

/* =========================================================
   Reveal on scroll
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.reveal[data-delay="1"] {
  transition-delay: 0.08s;
}

.reveal[data-delay="2"] {
  transition-delay: 0.16s;
}

.reveal[data-delay="3"] {
  transition-delay: 0.24s;
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .principle-band {
    grid-template-columns: 1fr;
  }

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

  .exchange-mid {
    transform: rotate(90deg);
    padding: 0.4rem 0;
  }

  .level-row {
    grid-template-columns: 64px 1fr;
  }

  .level-row .level-points {
    grid-column: 1 / -1;
  }
}

/* 中间桌面宽度：logo 与导航自适应，避免栏目折行 */
@media (max-width: 1360px) {
  .brand img {
    width: 200px;
    height: 64px;
  }

  .main-nav {
    gap: clamp(1.4rem, 2vw, 2rem);
  }

  .main-nav a {
    font-size: 0.9rem;
  }
}

@media (max-width: 1200px) {
  .brand img {
    width: 176px;
    height: 56px;
  }

  .main-nav {
    gap: clamp(1.1rem, 2vw, 1.5rem);
  }

  .main-nav a {
    font-size: 0.84rem;
    letter-spacing: 0.01em;
    white-space: nowrap;
  }

  .login-btn {
    padding: 0.55rem 1rem;
    gap: 0.5rem;
  }
}

@media (max-width: 820px) {
  :root {
    --header-h: 76px;
  }

  .brand img {
    width: 156px;
    height: 48px;
  }

  .hero {
    min-height: auto;
    align-items: flex-start;
    /* 手机端：拉伸铺满整个 hero 区域 */
    background-size: cover;
    background-position: 80% 40%;
  }

  .hero-inner {
    max-width: 28rem;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(11, 11, 13, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 0.75rem var(--gutter) 1.5rem;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.32s var(--ease), opacity 0.32s var(--ease), visibility 0.32s;
  }

  .main-nav.is-open {
    transform: none;
    opacity: 1;
    visibility: visible;
  }

  .main-nav a {
    padding: 0.95rem 0;
    font-size: 1.05rem;
    border-bottom: 1px solid rgba(227, 195, 145, 0.08);
  }

  .main-nav a::after {
    left: auto;
    right: 0;
    bottom: 50%;
    transform: translateY(50%) scale(0);
  }

  .main-nav a.active::after {
    transform: translateY(50%) scale(1);
  }

  .header-actions .login-btn span {
    /* keep icon, hide text to save room if needed */
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 1.5rem;
  }

  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

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

  .split--rev>.split-media {
    order: 0;
  }

  .news-layout {
    grid-template-columns: 1fr;
  }

  .country-menu {
    position: static;
    grid-auto-flow: column;
    overflow-x: auto;
  }

  .country-menu button {
    white-space: nowrap;
  }

  .month-menu {
    position: static;
    grid-auto-flow: column;
    justify-content: start;
    overflow-x: auto;
    padding-bottom: 0.4rem;
  }

  .month-menu .month-menu-title {
    display: none;
  }

  .month-menu a {
    white-space: nowrap;
  }

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

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

/* =========================================================
   Leadership — team grid + profile modal
   ========================================================= */
.leadership-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 2.5vw, 2rem);
}

@media (max-width: 960px) {
  .leadership-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .leadership-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin-inline: auto;
  }
}

.leader-card {
  position: relative;
  cursor: pointer;
  padding: clamp(1.25rem, 2vw, 1.75rem);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
}

.leader-card:hover,
.leader-card:focus-visible {
  outline: none;
  border-color: var(--gold);
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

/* .leader-photo {
  width: 100%;
  aspect-ratio: 3 / 3.4;
  border-radius: calc(var(--radius) - 3px);
  overflow: hidden;
  background: var(--bg-elev-2);
  margin-bottom: 1.1rem;
}

.leader-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
} */
.leader-photo {
  position: relative;
  width: 100%;
  height: 0;
  padding-bottom: 113.33%;
  border-radius: calc(var(--radius) - 3px);
  overflow: hidden;
  background: var(--bg-elev-2);
  margin-bottom: 1.1rem;
}

.leader-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}


.leader-photo.placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(120% 120% at 30% 20%, rgba(227, 195, 145, 0.18), transparent 60%),
    var(--bg-elev-2);
  border: 1px solid var(--line);
}

.leader-initials {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  color: var(--gold);
  letter-spacing: 0.04em;
}

.leader-name {
  font-family: var(--font-serif);
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  color: var(--ink);
  line-height: 1.2;
}

.leader-role {
  margin-top: 0.45rem;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

/* Leadership profile modal */
.leader-modal {
  width: min(560px, 100%);
}

.leader-modal .modal-close {
  position: sticky;
  float: right;
  top: 0;
  z-index: 5;
  margin-left: auto;
}

.leader-modal-head {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 0.25rem 0 1rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.1rem;
}

.leader-modal-photo {
  width: 84px;
  height: 84px;
  flex: 0 0 auto;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg-elev-2);
}

.leader-modal-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.leader-photo-large.placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(120% 120% at 30% 20%, rgba(227, 195, 145, 0.18), transparent 60%),
    var(--bg-elev-2);
}

.leader-modal-head h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--ink);
  line-height: 1.15;
}

.leader-modal-role {
  margin-top: 0.3rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

@media (max-width: 820px) {
  .leadership-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .leadership-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .grid-4 {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }

  .footer-legal {
    justify-content: center;
  }

  .brand img {
    width: auto;
    height: 54px;
  }

  .login-btn {
    padding: 0.55rem 0.9rem;
  }

  .login-btn .login-text {
    display: none;
  }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

body.plain .reveal {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

.article {
  padding-top: calc(var(--header-h) + clamp(3rem, 8vh, 5.5rem));
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

/* =========================================================
   Insights — closing CTA box
   ========================================================= */
.cta-box {
  position: relative;
  padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 4vw, 3.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(227, 195, 145, 0.10), rgba(11, 11, 13, 0.25)),
    var(--bg-elev);
  text-align: center;
}

.cta-box .q-mark {
  font-family: var(--font-serif);
  font-size: 4.5rem;
  line-height: 0.4;
  color: var(--gold-deep);
  display: block;
  margin-bottom: 1.5rem;
}