/* --- theme isolation ------------------------------------------------------
   The parent theme ships global element rules (body line-height/text-align,
   heading font-weight, `* { font-family: Nunito Sans }`, normalize's
   `dialog { display: block }`). These rules restore document defaults inside
   the embed, before the page's own rules are applied. */
#tianshan-embed {
  line-height: normal;
  text-align: start;
}
#tianshan-embed h1, #tianshan-embed h2, #tianshan-embed h3,
#tianshan-embed h4, #tianshan-embed h5, #tianshan-embed h6 {
  font-weight: bold;
}
#tianshan-embed dialog.lightbox:not([open]) {
  display: none;
}

#tianshan-embed {
color-scheme: light;
  --paper: #f4f6fa;
  --white: #fff;
  --ink: #161923;
  --body: #383d45;
  --muted: #575e69;
  --blue: #164aa5;
  --line: #dbe2ed;
  --glass-fill: linear-gradient(145deg, #ffffffe8, #ffffff80);
  --glass-stroke: 1px solid #ffffffd9;
  --glass-shadow: 0 1px 2px #182b4910, 0 18px 48px #213b7414, inset 0 1px 0 #fff;
  --glass-blur: blur(18px) saturate(145%);
  --gutter: clamp(20px, 4.5vw, 68px);
  --round: clamp(12px, 1.8vw, 24px);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
}
#tianshan-embed *, #tianshan-embed *::before, #tianshan-embed *::after {
box-sizing: border-box;
}
html {
scroll-behavior: smooth;
}
#tianshan-embed {
margin: 0; color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased;
}
#tianshan-embed h1, #tianshan-embed h2, #tianshan-embed h3, #tianshan-embed h4, #tianshan-embed p, #tianshan-embed figure, #tianshan-embed dl, #tianshan-embed dd {
margin: 0;
}
#tianshan-embed a {
color: inherit; text-decoration: none;
}
#tianshan-embed button {
font: inherit;
}
#tianshan-embed img {
display: block; max-width: 100%;
}
#tianshan-embed :focus-visible {
outline: 3px solid #3267cf; outline-offset: 5px;
}
#tianshan-embed ::selection {
background: #dbe8ff; color: #132b55;
}
#tianshan-embed .skip {
position: fixed; z-index: 6; top: 8px; left: 12px; background: white; padding: 12px; transform: translateY(-150%);
}
#tianshan-embed .skip:focus {
transform: none;
}
#tianshan-embed .shell {
width: min(calc(100% - 2 * var(--gutter)), 1240px); margin-inline: auto;
}
#tianshan-embed .hero {
background:
    radial-gradient(ellipse at 79% 32%, #c8dbfc 0%, transparent 52%),
    radial-gradient(ellipse at 9% 68%, #d4e7f4 0%, transparent 48%),
    linear-gradient(180deg, #f8faff 0%, #eaf0fb 59%, #f5f8fd 86%, #fff 100%);
  padding-block: clamp(24px, 3.5vw, 48px) clamp(40px, 6vw, 85px);
}
#tianshan-embed .hero-copy {
padding-inline: var(--gutter); text-align: center; margin: 0 auto clamp(32px, 4.5vw, 60px);
}
#tianshan-embed .hero-logo {
display: block; width: clamp(104px, 9.5vw, 128px); aspect-ratio: 1; margin: 0 auto clamp(10px, 1.6vw, 23px);
}
#tianshan-embed .eyebrow, #tianshan-embed .chapter-tag {
font-size: 13px; font-weight: 700; color: var(--blue); letter-spacing: .085em;
}
#tianshan-embed .hero h1 {
font-size: clamp(38px, 6.1vw, 90px); font-weight: 780; letter-spacing: -.061em; line-height: 1.14;
}
#tianshan-embed .hero h1 span {
display: block;
}
#tianshan-embed .hero h1 span + span {
color: var(--blue);
}
@supports (background-clip: text) {
#tianshan-embed .hero h1 span + span {
background: linear-gradient(101deg, #122b58 9%, #174ba5 54%, #356bb7 94%);
    background-clip: text;
    color: transparent;
}
}
#tianshan-embed .hero-meta {
display: inline-flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 6px 12px; margin-top: clamp(19px, 2.4vw, 32px);
  padding: 10px 17px; border-radius: 999px;
  font-size: clamp(12px, 1.2vw, 15px); font-weight: 550; color: #344763;
}
#tianshan-embed .hero-meta, #tianshan-embed .hero-photo, #tianshan-embed .speaker {
background: var(--glass-fill);
  border: var(--glass-stroke);
  box-shadow: var(--glass-shadow);
  -webkit-backdrop-filter: var(--glass-blur);
  backdrop-filter: var(--glass-blur);
}
#tianshan-embed .hero-meta i {
height: 3px; width: 3px; border-radius: 50%; background: #777e88;
}
#tianshan-embed .photo-link {
display: block; position: relative; border-radius: var(--round); overflow: hidden; background: #e9edf3;
}
#tianshan-embed .photo img {
width: 100%; height: auto;
}
#tianshan-embed .hero-photo {
padding: clamp(7px, 1vw, 14px); border-radius: clamp(22px, 3.1vw, 40px);
}
#tianshan-embed .hero-photo .photo-link {
border-radius: clamp(16px, 2.3vw, 30px);
}
#tianshan-embed .hero-photo figcaption {
margin: 0; padding: 12px 9px 3px;
}
#tianshan-embed .photo-expand {
position: absolute; right: 14px; bottom: 14px; display: grid; place-items: center;
  width: 38px; height: 38px; border: 1px solid #ffffff80; border-radius: 50%;
  background: #132440a8; color: #fff; box-shadow: inset 0 1px 1px #ffffff4d, 0 3px 10px #0a16344d;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  transition: background .2s ease;
}
#tianshan-embed .photo-expand svg {
width: 16px; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
#tianshan-embed .photo-link:hover .photo-expand {
background: #101a2f;
}
#tianshan-embed figcaption {
display: flex; align-items: baseline; flex-wrap: wrap; column-gap: .65em; row-gap: 2px; margin: 10px 0 0; color: var(--muted); font-size: 13px; line-height: 1.65;
}
#tianshan-embed figcaption strong {
color: var(--ink); font-weight: 650;
}
#tianshan-embed .intro {
display: grid; grid-template-columns: minmax(190px,.7fr) minmax(0,1.4fr);
  align-items: start; column-gap: clamp(24px, 7vw, 114px);
  padding-block: clamp(35px, 5vw, 73px) clamp(64px, 9vw, 126px);
}
#tianshan-embed .intro h2 {
margin-top: 9px; font-size: clamp(30px, 3.9vw, 53px); letter-spacing: -.05em; line-height: 1.15; font-weight: 750;
}
#tianshan-embed .prose {
color: var(--body); font-size: clamp(16px, 1.6vw, 18px); line-height: 1.96; overflow-wrap: break-word;
}
#tianshan-embed .prose > p, #tianshan-embed .speaker > p:not([class]) {
text-indent: 2em;
}
#tianshan-embed .prose p + p {
margin-top: 1.1em;
}
#tianshan-embed .intro .prose {
font-size: clamp(17px, 1.9vw, 23px); line-height: 1.8; color: #313741;
}
#tianshan-embed .chapter {
padding-block: clamp(62px, 8.1vw, 116px);
}
#tianshan-embed .wash {
background: var(--paper);
}
#tianshan-embed #opening-session {
background: linear-gradient(154deg, #edf2fb, #f7f9fc 70%);
}
#tianshan-embed #keynotes {
background: radial-gradient(ellipse at 75% 83%, #dee8fa, transparent 55%),
    radial-gradient(ellipse at 15% 90%, #dff0f4, transparent 42%), #fafbfe;
}
#tianshan-embed #dialogues {
background: linear-gradient(180deg, #fff, #f5f7fc 75%);
}
#tianshan-embed #outcomes {
background: linear-gradient(165deg, #f9fbfe 30%, #e9f0fb 100%);
}
#tianshan-embed .chapter-head {
text-align: center; margin: 0 auto clamp(27px, 4.4vw, 61px);
}
#tianshan-embed .chapter-tag {
display: inline-flex; align-items: center; gap: 10px; padding: 7px 12px;
  border: 1px solid #fff; border-radius: 999px; background: #ffffffb8;
  box-shadow: inset 0 1px 0 #fff, 0 3px 14px #192c5e0a;
}
#tianshan-embed .chapter-tag span {
font-size: 11px; font-variant-numeric: tabular-nums; border-right: 1px solid currentColor; padding-right: 11px; line-height: 1;
}
#tianshan-embed .chapter-head h2 {
margin-top: 14px; font-size: clamp(34px, 5.15vw, 71px); line-height: 1.19; font-weight: 760; letter-spacing: -.06em; text-wrap: balance;
}
#tianshan-embed .reading {
max-width: 734px; margin-inline: auto;
}
#tianshan-embed .pair {
display: grid; grid-template-columns: 1fr 1fr; gap: clamp(14px, 2.2vw, 30px);
}
#tianshan-embed .photo-band {
margin-block: clamp(34px, 5.5vw, 74px);
}
#tianshan-embed .photo-band:last-child {
margin-bottom: 0;
}
#tianshan-embed .speaker-grid {
display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: clamp(12px, 2.2vw, 27px);
}
#tianshan-embed .speaker {
padding: clamp(22px, 2.6vw, 36px); border-radius: var(--round);
}
#tianshan-embed .speaker h3 {
font-size: clamp(27px, 2.6vw, 36px); margin-bottom: 9px; line-height: 1.2; letter-spacing: -.04em;
}
#tianshan-embed .speaker p:not([class]) {
color: var(--body); line-height: 1.85; font-size: 15px; margin-top: 15px;
}
#tianshan-embed .role {
color: var(--muted); font-size: 13px; min-height: 3em; line-height: 1.55;
}
#tianshan-embed .story-row {
display: grid; grid-template-columns: minmax(0,1.22fr) minmax(0,1fr); align-items: center; gap: clamp(26px, 5.5vw, 77px); margin-top: clamp(43px, 7vw, 94px);
}
#tianshan-embed .story-row.reverse {
grid-template-columns: minmax(0,1fr) minmax(0,1.22fr);
}
#tianshan-embed .story-row.reverse .photo {
order: 2;
}
#tianshan-embed .story-copy :is(h3, #tianshan-embed h4) {
margin-bottom: 13px; color: var(--ink); font-size: clamp(27px, 3.25vw, 43px); line-height: 1.2; letter-spacing: -.045em; font-weight: 750; text-wrap: pretty;
}
#tianshan-embed .subforums {
margin-top: clamp(44px, 7vw, 90px); padding: clamp(20px, 4.4vw, 60px);
  border: var(--glass-stroke); border-radius: clamp(24px, 3vw, 42px);
  background: linear-gradient(150deg, #fff, #e8effaaf);
  box-shadow: var(--glass-shadow);
}
#tianshan-embed .subforums > h3 {
color: var(--blue); font-size: clamp(23px, 2.8vw, 35px); line-height: 1.3;
}
#tianshan-embed .subforums > .story-row:first-of-type {
margin-top: clamp(20px, 3.6vw, 46px);
}
#tianshan-embed .scene-pair {
max-width: 960px; margin-inline: auto;
}
#tianshan-embed .numbers-chapter {
color: #f7f9fc;
  background: radial-gradient(ellipse at 87% 20%, #254a7b, transparent 60%),
    linear-gradient(145deg, #111a2a 12%, #162943 100%);
}
#tianshan-embed .numbers-chapter .chapter-tag {
color: #d5e4ff; background: #ffffff1c; border-color: #ffffff42;
  box-shadow: inset 0 1px 0 #ffffff26;
}
#tianshan-embed .numbers-chapter .prose {
color: #d7deea;
}
#tianshan-embed .numbers-chapter figcaption {
color: #b9c6dc;
}
#tianshan-embed .numbers-chapter figcaption strong {
color: #f4f8ff;
}
#tianshan-embed .outcome-grid {
display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: clamp(12px, 2vw, 26px);
}
#tianshan-embed .outcome-grid .photo {
padding: clamp(7px, .95vw, 12px); border: var(--glass-stroke);
  border-radius: var(--round); background: var(--glass-fill); box-shadow: var(--glass-shadow);
}
#tianshan-embed .outcome-grid .photo-link {
border-radius: max(8px, calc(var(--round) - 8px));
}
#tianshan-embed .outcome-grid figcaption {
margin: 9px 4px 3px;
}
#tianshan-embed #outcomes .story-row {
margin-top: 0;
}
#tianshan-embed .about-image {
max-width: 920px; margin: clamp(34px, 5.5vw, 74px) auto 0;
}
#tianshan-embed .about-image img {
aspect-ratio: 2.2; object-fit: cover; object-position: 50% 42%;
}
@media (min-width: 921px) {
#tianshan-embed #opening-session .shell, #tianshan-embed #institute .shell {
display: grid; grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr);
    column-gap: clamp(42px, 7.5vw, 112px); align-items: start;
}
#tianshan-embed #opening-session .chapter-head, #tianshan-embed #institute .chapter-head {
margin: 0; text-align: left;
}
#tianshan-embed #opening-session h2 {
text-wrap: initial;
}
#tianshan-embed #institute .shell {
row-gap: 24px;
}
#tianshan-embed #institute .about-image {
grid-column: 2; grid-row: 1 / span 2; margin: 0; align-self: center;
}
#tianshan-embed #institute .about-image img {
aspect-ratio: 1.45;
}
}
#tianshan-embed .footer {
color: #dce3ef; background: #121a29;
}
#tianshan-embed .footer-inner {
min-height: 119px; display: flex; justify-content: space-between; gap: 14px; align-items: center;
}
#tianshan-embed .footer-brand {
display: flex; align-items: center; gap: 15px;
}
#tianshan-embed .footer-brand img {
object-fit: contain;
}
#tianshan-embed .footer-brand strong, #tianshan-embed .footer-brand span {
display: block;
}
#tianshan-embed .footer-brand strong {
font-size: 14px; font-weight: 650;
}
#tianshan-embed .footer-brand span {
margin-top: 3px; font-size: 10px; letter-spacing: .14em; color: #aebad0;
}
#tianshan-embed .footer a {
font-size: 13px; white-space: nowrap;
}
#tianshan-embed .footer a:hover {
text-decoration: underline;
}
#tianshan-embed .lightbox {
position: fixed; inset: 0; width: min(98vw,1450px); max-width: none; max-height: 96dvh; padding: 0 12px 15px; border: 0; color: #fff; background: transparent; overflow: auto;
}
#tianshan-embed .lightbox::backdrop {
background: #0e1728e8; -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
#tianshan-embed .lightbox-top {
max-width: 1170px; margin: 0 auto 8px; display: flex; justify-content: space-between; align-items: center; font-size: 13px;
}
#tianshan-embed .lightbox-stage {
display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: clamp(6px,1vw,16px);
}
#tianshan-embed .lightbox-stage img {
max-height: 78dvh; width: auto; margin-inline: auto; object-fit: contain; border-radius: 10px;
}
#tianshan-embed .lightbox button {
width: 42px; height: 42px; padding: 0; border: 1px solid #fff5; border-radius: 50%; background: #ffffff13; color: #fff; font-size: 27px; cursor: pointer;
}
#tianshan-embed .lightbox button:hover {
background: #fff3;
}
#tianshan-embed .lightbox button:focus-visible {
outline-color: #c5dcff;
}
#tianshan-embed .lightbox-caption {
text-align: center; font-size: 14px; margin-top: 10px;
}
html:has(.lightbox[open]) {
overflow: hidden;
}
@media (max-width: 920px) {
#tianshan-embed .outcome-grid {
grid-template-columns: repeat(2,minmax(0,1fr));
}
#tianshan-embed .story-row, #tianshan-embed .story-row.reverse {
gap: 26px;
}
}
@media (max-width: 680px) {
#tianshan-embed .hero h1 {
font-size: clamp(33px, 8.6vw, 57px);
}
#tianshan-embed .hero-meta {
margin-top: 18px; padding: 8px 13px;
}
#tianshan-embed .intro {
grid-template-columns: 1fr; gap: 22px;
}
#tianshan-embed .speaker-grid, #tianshan-embed .story-row, #tianshan-embed .story-row.reverse {
grid-template-columns: 1fr;
}
#tianshan-embed .story-row.reverse .photo {
order: 0;
}
#tianshan-embed .story-row, #tianshan-embed .story-row.reverse {
gap: 18px;
}
#tianshan-embed .role {
min-height: 0;
}
#tianshan-embed figcaption {
font-size: 12px;
}
#tianshan-embed .photo-expand {
bottom: 8px; right: 8px; width: 29px; height: 29px;
}
}
@media (max-width: 480px) {
#tianshan-embed .pair, #tianshan-embed .outcome-grid {
grid-template-columns: 1fr; gap: 24px;
}
#tianshan-embed .footer-inner {
min-height: 96px;
}
#tianshan-embed .footer-brand {
gap: 8px;
}
#tianshan-embed .footer-brand img {
width: 33px; height: 38px;
}
#tianshan-embed .footer-brand strong {
font-size: 12px;
}
}
@media (prefers-reduced-transparency: reduce) {
#tianshan-embed .hero-meta, #tianshan-embed .hero-photo, #tianshan-embed .speaker, #tianshan-embed .outcome-grid .photo {
background: #fff; -webkit-backdrop-filter: none; backdrop-filter: none;
}
#tianshan-embed .photo-expand {
background: #172842;
}
}
@media (prefers-reduced-motion: reduce) {
html {
scroll-behavior: auto;
}
#tianshan-embed *, #tianshan-embed *::before, #tianshan-embed *::after {
transition-duration: 0s !important;
}
}

/* --- theme isolation (tail) -----------------------------------------------
   A global `* { font-family: 'Nunito Sans' }` in the theme wins over
   inheritance; give the page's own font stack back to every descendant. */
#tianshan-embed * { font-family: inherit; }