/* XingYouHui website styles. Colors come from the logo: Hopkins blue and star gold. */

:root {
  --blue: #1F5FA8;
  --blue-deep: #174B87;
  --gold: #F5A623;
  --gold-deep: #E39414;
  --ink: #15355C;
  --slate: #4F6584;
  --sky: #EAF1FA;
  --mist: #C8D7EA;
  --white: #FFFFFF;
  --on-blue-soft: #DCE7F5;

  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 24px;
  --wrap: 1120px;

  --font-head: "Poppins", "Noto Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans", "Noto Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-zh: "Noto Sans SC", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  overflow-wrap: anywhere;
}

main { flex: 1 0 auto; }

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

a { color: var(--blue); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { color: var(--blue-deep); text-decoration-thickness: 2px; }

:focus-visible { outline: 3px solid var(--ink); outline-offset: 3px; border-radius: 4px; }
.cta-band :focus-visible, .contact-panel :focus-visible, .site-footer :focus-visible { outline-color: var(--gold); }
h2[tabindex="-1"]:focus, h3[tabindex="-1"]:focus { outline: none; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

[hidden] { display: none !important; }

.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 20;
  background: var(--gold); color: var(--ink); padding: 0.6rem 1rem; border-radius: var(--radius-s);
  font-weight: 600;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ---------- Type ---------- */

h1, h2, h3 { font-family: var(--font-head); line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.25rem, 1.5rem + 3vw, 3.5rem); font-weight: 700; color: var(--blue); letter-spacing: -0.015em; }
h2 { font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.25rem); font-weight: 700; color: var(--blue); letter-spacing: -0.01em; }
h3 { font-size: 1.3125rem; font-weight: 600; color: var(--ink); }
h4 { font-family: var(--font-head); font-size: 1.125rem; font-weight: 600; color: var(--ink); line-height: 1.25; margin: 0 0 0.35rem; }

p { margin: 0 0 1em; max-width: 68ch; }
.lead { font-size: 1.125rem; line-height: 1.65; }

/* Bilingual headings: English, then Chinese with pinyin above each character. */
.bi { display: flex; flex-wrap: wrap; align-items: baseline; column-gap: 0.55em; row-gap: 0.1em; }
.bi .zh {
  font-family: var(--font-zh); font-weight: 700; font-size: 0.6em; line-height: 1;
  color: var(--blue); white-space: nowrap; padding-top: 1.1em;
}
.bi .zh .py-char { position: relative; display: inline-block; min-width: max(1.45em, 31px); text-align: center; }
.bi .zh .py {
  position: absolute; left: 50%; bottom: 100%; transform: translateX(-50%); margin-bottom: 0.25em;
  font-family: "Noto Sans", var(--font-body); font-weight: 500; font-size: max(0.45em, 10px);
  line-height: 1; letter-spacing: 0.01em; color: var(--slate); white-space: nowrap;
}
h3.bi .zh { font-size: 0.75em; }

/* ---------- Buttons ---------- */

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  font-family: var(--font-head); font-weight: 600; font-size: 1rem; line-height: 1;
  padding: 0.95em 1.45em; border-radius: 999px; border: 2px solid transparent;
  text-decoration: none; cursor: pointer; text-align: center; max-width: 100%;
}
.button:hover { text-decoration: none; }
.button-gold { background: var(--gold); color: var(--ink); }
.button-gold:hover { background: var(--gold-deep); color: var(--ink); }
.button-blue { background: var(--blue); color: var(--white); }
.button-blue:hover { background: var(--blue-deep); color: var(--white); }
.button-line { background: transparent; color: var(--blue); border-color: var(--blue); }
.button-line:hover { background: var(--blue); color: var(--white); }
.button-small { font-size: 0.9375rem; padding: 0.7em 1.15em; }
.button-line-white { background: transparent; color: var(--white); border-color: var(--white); }
.button-line-white:hover { background: var(--white); color: var(--blue); }

.text-link { font-family: var(--font-head); font-weight: 600; }

/* ---------- Header ---------- */

.site-header { background: var(--white); border-bottom: 1px solid var(--mist); position: relative; z-index: 5; }
.header-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.75rem 1.5rem; padding-block: 0.85rem; }
.brand { display: block; line-height: 0; }
.brand img { height: 64px; width: auto; }

.nav-toggle {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-head); font-weight: 600; font-size: 1rem; color: var(--blue);
  background: var(--white); border: 2px solid var(--blue); border-radius: 999px; padding: 0.55em 1em; cursor: pointer;
}
.nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
  display: block; width: 18px; height: 2px; background: currentColor; border-radius: 2px; position: relative; content: "";
}
.nav-toggle-bars::before { position: absolute; top: -6px; }
.nav-toggle-bars::after { position: absolute; top: 6px; }

.site-nav { flex-basis: 100%; display: none; }
.site-nav.is-open, .no-js .site-nav { display: block; }
.site-nav ul { list-style: none; margin: 0; padding: 0.5rem 0 0.75rem; display: grid; gap: 0.25rem; }
.site-nav a:not(.button) {
  display: block; font-family: var(--font-head); font-weight: 500; font-size: 1.0625rem; color: var(--ink);
  text-decoration: none; padding: 0.6rem 0; border-bottom: 1px solid var(--sky);
}
.site-nav a[aria-current="page"]:not(.button) { color: var(--blue); font-weight: 600; }
.site-nav .nav-donate { margin-top: 0.75rem; }

@media (min-width: 920px) {
  .brand img { height: 84px; }
  .nav-toggle { display: none; }
  .site-nav, .site-nav.is-open { display: block; flex-basis: auto; }
  .site-nav ul { display: flex; align-items: center; gap: 2rem; padding: 0; }
  .site-nav a:not(.button) { padding: 0.35rem 0; border-bottom: 3px solid transparent; font-size: 1rem; }
  .site-nav a:not(.button):hover { color: var(--blue); border-bottom-color: var(--mist); }
  .site-nav a[aria-current="page"]:not(.button) { border-bottom-color: var(--gold); }
  .site-nav .nav-donate { margin-top: 0; }
}

/* ---------- Sections ---------- */

.section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-sky { background: var(--sky); }
.section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.5rem 1.5rem; margin-bottom: 1.75rem; }
.section-head h2 { margin: 0; }
.section-note { color: var(--slate); margin-top: -0.75rem; margin-bottom: 1.75rem; }
.narrow { max-width: 820px; }

.frame { margin: 0; border-radius: var(--radius-m); overflow: hidden; background: var(--white); aspect-ratio: 4 / 3; box-shadow: inset 0 0 0 1px var(--mist); }
.frame img { width: 100%; height: 100%; object-fit: cover; }
.frame.is-missing { background: repeating-linear-gradient(135deg, var(--white) 0 14px, var(--sky) 14px 28px); }
.frame.is-missing img { opacity: 0; }

/* ---------- Home: hero ---------- */

.hero { background: var(--sky); padding-block: clamp(2.5rem, 6vw, 5rem); }
.hero-grid { display: grid; gap: 2.5rem; align-items: center; }
.hero h1 { margin-bottom: 0.3em; }
.hero-zh { font-family: var(--font-zh); font-weight: 700; font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem); color: var(--blue); letter-spacing: 0.08em; margin: 0 0 1.25rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.75rem; }
@media (min-width: 760px) { .hero-grid { grid-template-columns: 1.05fr 1fr; gap: 2.5rem; } }
@media (min-width: 1080px) { .hero-grid { gap: 4rem; } }

/* ---------- Donation meter (the star rises along the bar) ---------- */

.meter-band { padding-block: clamp(2.25rem, 5vw, 3.25rem); border-bottom: 1px solid var(--mist); }
.meter-layout { display: grid; gap: 1.25rem 3rem; align-items: center; }
.meter-layout h2 { margin: 0; font-size: clamp(1.375rem, 1.2rem + 0.8vw, 1.75rem); }
@media (min-width: 920px) { .meter-layout { grid-template-columns: 1fr auto; } .meter-layout .meter { grid-column: 1 / -1; } }

.meter { display: grid; gap: 0.4rem; }
.meter-campaign { margin: 0; font-family: var(--font-head); font-weight: 600; color: var(--slate); }
.meter-amounts { margin: 0; font-family: var(--font-head); font-size: 1.125rem; color: var(--ink); }
.meter-raised { font-size: clamp(1.875rem, 1.5rem + 1.4vw, 2.5rem); font-weight: 700; color: var(--blue); letter-spacing: -0.01em; }
.meter-goal { font-weight: 600; }
.meter-of { white-space: nowrap; }
.meter-track {
  position: relative; height: 16px; margin: 1.6rem 22px 1rem; border-radius: 999px;
  background: var(--sky); box-shadow: inset 0 0 0 1px var(--mist);
}
.section-sky .meter-track { background: var(--white); }
.meter-fill {
  position: absolute; left: 0; top: 0; bottom: 0; width: var(--pct, 0%);
  background: var(--gold); border-radius: 999px;
  transition: width 1.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.meter-star {
  position: absolute; top: 50%; left: var(--pct, 0%); width: 46px; height: 46px;
  transform: translate(-50%, -54%); color: var(--gold);
  filter: drop-shadow(0 2px 0 var(--white)) drop-shadow(0 -2px 0 var(--white)) drop-shadow(2px 0 0 var(--white)) drop-shadow(-2px 0 0 var(--white));
  transition: left 1.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.meter:not(.is-ready) .meter-fill { width: 0; }
.meter:not(.is-ready) .meter-star { left: 0; }
.meter-note { margin: 0; color: var(--slate); font-size: 0.9375rem; }
.meter-more { margin: 0; grid-column: 1 / -1; }
.meter-layout > .button { justify-self: start; }
@media (min-width: 920px) { .meter-layout > .button { justify-self: end; } }
.meter-lg .meter-raised { font-size: clamp(2.5rem, 1.9rem + 2.4vw, 3.5rem); }
.meter-lg .meter-track { height: 22px; }
.meter-lg .meter-star { width: 58px; height: 58px; }

@media (prefers-reduced-motion: reduce) {
  .meter-fill, .meter-star { transition: none; }
}

/* ---------- Home: who we are ---------- */

.about-grid { display: grid; gap: 2.5rem; align-items: start; }
@media (min-width: 760px) { .about-grid { grid-template-columns: 5fr 7fr; gap: 2.5rem; } }
@media (min-width: 1080px) { .about-grid { gap: 4rem; } }
.pillars-title { margin-top: 2.5rem; }
.pillars { list-style: none; margin: 1.25rem 0 0; padding: 0; display: grid; gap: 1.5rem; }
@media (min-width: 700px) { .pillars { grid-template-columns: repeat(3, 1fr); } }
.pillar h4 { display: flex; align-items: center; gap: 0.5rem; }
.pillar p { margin: 0; font-size: 0.9688rem; }
.pillar-star, .way-star { width: 22px; height: 22px; flex: none; color: var(--gold); }

/* ---------- Home: news and events side by side ---------- */

.duo { display: grid; gap: 3.5rem; }
@media (min-width: 920px) { .duo { grid-template-columns: 1fr 1fr; gap: 4.5rem; } }

.news-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.6rem; }
.news-item { display: grid; grid-template-columns: 104px 1fr; gap: 1.1rem; align-items: start; }
.news-item .thumb { aspect-ratio: 1; border-radius: var(--radius-s); }
.news-body, .event-body { min-width: 0; }
.thumb-star { display: grid; place-items: center; background: var(--white); box-shadow: inset 0 0 0 1px var(--mist); }
.thumb-star-icon { width: 38%; height: 38%; color: var(--gold); }
.more-link { margin: 1.75rem 0 0; }
.news-date { margin: 0 0 0.15rem; font-size: 0.875rem; color: var(--slate); }
.news-item h3 { font-size: 1.125rem; margin: 0 0 0.3rem; }
.news-item h3 a { color: var(--ink); text-decoration: none; }
.news-item h3 a:hover { color: var(--blue); text-decoration: underline; }
.news-excerpt { margin: 0; font-size: 0.9375rem; }

/* ---------- Events ---------- */

.event-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.6rem; }
.event { display: grid; grid-template-columns: 76px 1fr; gap: 1.15rem; align-items: start; }
.date-tile { border-radius: 12px; overflow: hidden; text-align: center; font-family: var(--font-head); line-height: 1; box-shadow: 0 0 0 1px var(--blue); }
.date-tile-month { display: block; background: var(--gold); color: var(--ink); font-size: 0.8125rem; font-weight: 600; padding: 0.35rem 0 0.3rem; }
.date-tile-day { display: block; background: var(--blue); color: var(--white); font-size: 1.875rem; font-weight: 700; padding: 0.4rem 0 0.5rem; }
.event h3 { font-size: 1.1875rem; margin: 0.1rem 0 0.3rem; }
.event-when, .event-where { margin: 0; font-size: 0.9375rem; color: var(--slate); }
.event-text { margin-top: 0.65rem; }
.event-text p { margin-bottom: 0.5em; }
.event-actions { margin: 0.85rem 0 0; }
.event-cal { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 1rem; margin: 0.75rem 0 0; font-size: 0.9375rem; }
.event-cal-label { color: var(--slate); }
.cal-link { font-family: var(--font-head); font-weight: 600; }
.show-more { margin-top: 2.25rem; justify-self: start; }

.past-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: 2.5rem; }
@media (min-width: 700px) { .past-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem 2.5rem; } }
.past-card .frame { aspect-ratio: 3 / 2; margin-bottom: 1rem; }
.past-date { margin: 0 0 0.2rem; font-size: 0.9375rem; color: var(--slate); }
.past-card h3 { margin-bottom: 0.45rem; }
.past-text p { margin-bottom: 0.6em; }
.past-link { margin: 0.5rem 0 0; }

/* ---------- News page ---------- */

.posts { display: grid; gap: 0; max-width: 760px; }
.post { padding-block: 2.75rem; border-top: 1px solid var(--mist); scroll-margin-top: 1.5rem; }
.post:first-child { border-top: 0; padding-top: 0; }
.post-meta { display: flex; flex-wrap: wrap; gap: 0.25rem 1.25rem; color: var(--slate); font-size: 0.9375rem; margin-bottom: 0.4rem; }
.post-title { font-size: clamp(1.5rem, 1.25rem + 1vw, 1.875rem); color: var(--ink); }
.post-figure { margin: 1.1rem 0 1.4rem; aspect-ratio: 3 / 2; }
.post-link { margin: 1.25rem 0 0; }

/* ---------- Page headers ---------- */

.page-head { background: var(--sky); padding-block: clamp(2.25rem, 5vw, 4rem); }
.page-head h1 { margin-bottom: 0.35em; }
.page-head .lead { margin: 0; }

/* ---------- Donate page ---------- */

.donate-top { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 920px) { .donate-top { grid-template-columns: 7fr 5fr; gap: 4rem; } }
.donate-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1.25rem; margin-top: 1.5rem; }
.donate-missing { margin: 0; color: var(--slate); }

.uses-layout { display: grid; gap: 2rem; }
.uses { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.75rem; max-width: 760px; }
.use-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 0.25rem 1rem; }
.use h3 { margin: 0; font-size: 1.1875rem; }
.use-amount { margin: 0; font-family: var(--font-head); font-weight: 700; font-size: 1.25rem; color: var(--blue); }
.use-text { margin: 0.3rem 0 0; }
.use-bar { height: 8px; margin-top: 0.75rem; border-radius: 999px; background: var(--white); box-shadow: inset 0 0 0 1px var(--mist); overflow: hidden; }
.use-bar span { display: block; height: 100%; background: var(--blue); border-radius: 999px; }
.uses-total { margin: 1.5rem 0 0; font-family: var(--font-head); font-weight: 600; }

.give-ways { display: grid; gap: 1.5rem; }
@media (min-width: 800px) { .give-ways { grid-template-columns: 1fr 1fr; } }
.panel { border: 1px solid var(--mist); border-radius: var(--radius-l); padding: clamp(1.5rem, 3vw, 2.25rem); background: var(--white); }
.panel h3 { margin-bottom: 0.6rem; }
.panel address { font-style: normal; margin: 0 0 1em; font-weight: 500; }
.fine-print { margin-top: 2rem; font-size: 0.875rem; color: var(--slate); }

/* ---------- Get involved page ---------- */

.involve-grid { display: grid; gap: 2.5rem; align-items: start; }
.involve-photo { margin-top: 2.75rem; aspect-ratio: 3 / 2; }
@media (min-width: 920px) { .contact-panel { position: sticky; top: 1.5rem; } }
@media (min-width: 920px) { .involve-grid { grid-template-columns: 7fr 5fr; gap: 4rem; } }
.ways { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.75rem; }
@media (min-width: 700px) { .ways { grid-template-columns: 1fr 1fr; gap: 2rem 2.5rem; } }
.way h3 { display: flex; align-items: center; gap: 0.5rem; font-size: 1.125rem; margin-bottom: 0.35rem; }
.way p { margin: 0; }

.contact-panel { background: var(--blue); color: var(--white); border-radius: var(--radius-l); padding: clamp(1.75rem, 4vw, 3rem); }
.contact-panel h2 { color: var(--white); }
.contact-panel .bi .zh { color: var(--white); }
.contact-panel .bi .zh .py { color: var(--on-blue-soft); }
.contact-panel p { max-width: 52ch; }
.email-line { font-family: var(--font-head); font-size: 1.0625rem; margin-top: 1.25rem; overflow-wrap: anywhere; }
.email-line a { color: var(--white); }
.contact-panel .wechat { color: var(--on-blue-soft); margin: 1rem 0 0; }
.email-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; margin-top: 1.25rem; }
.email-row .email-line { margin: 0; }
.copy-button {
  font-family: var(--font-head); font-weight: 600; font-size: 0.875rem; line-height: 1;
  color: var(--white); background: transparent; border: 2px solid var(--on-blue-soft); border-radius: 999px;
  padding: 0.5em 0.95em; cursor: pointer;
}
.copy-button:hover { background: var(--white); color: var(--blue); border-color: var(--white); }

/* ---------- Blue call-to-action band ---------- */

.cta-band { background: var(--blue); color: var(--white); padding-block: clamp(2.75rem, 6vw, 4.25rem); }
.cta-grid { display: grid; gap: 1.5rem; align-items: center; }
@media (min-width: 800px) { .cta-grid { grid-template-columns: 1fr auto; gap: 3rem; } }
.cta-band h2 { color: var(--white); margin-bottom: 0.4em; }
.cta-band .bi .zh { color: var(--white); }
.cta-band .bi .zh .py { color: var(--on-blue-soft); }
.cta-band p { margin: 0; font-size: 1.0625rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ---------- Footer ---------- */

.site-footer { background: var(--ink); color: #E3ECF7; padding-block: 3rem 2rem; font-size: 0.9375rem; }
.site-footer a { color: var(--white); }
.footer-grid { display: grid; gap: 2rem; }
@media (min-width: 800px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; gap: 3rem; } }
.footer-logo { height: 92px; width: auto; margin-bottom: 1rem; }
.footer-brand p { max-width: 40ch; }
.footer-title { font-family: var(--font-head); font-size: 1rem; font-weight: 600; color: var(--white); margin: 0 0 0.6rem; }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.footer-contact p { margin: 0 0 0.6rem; }
.social-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-base {
  margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(255, 255, 255, 0.18);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 2rem; color: #C9D8EA; font-size: 0.875rem;
}
.footer-base p { margin: 0; }
.sample-note { background: var(--gold); color: var(--ink); padding: 0.2rem 0.65rem; border-radius: 6px; font-weight: 600; }

/* ---------- Widget states ---------- */

.widget-status { color: var(--slate); font-style: italic; }
.widget-error { color: #8A2B1A; font-style: normal; font-weight: 500; }
.widget-debug { white-space: pre-wrap; font-size: 0.8125rem; background: var(--sky); padding: 0.75rem; border-radius: var(--radius-s); }

/* ---------- Not found page ---------- */

.not-found { text-align: left; }
.not-found .hero-actions { margin-top: 1.5rem; }