/* ============================================================
   Shared persistent site header — include on EVERY page.
   Self-contained: defines its own tokens so it works on pages
   that don't load style.css. Add .site-header--dark on navy pages.
   ============================================================ */

.site-header {
  --sh-bg: oklch(98.5% 0.015 70 / 0.82);
  --sh-panel: oklch(98.5% 0.015 70 / 0.98);
  --sh-line: oklch(90% 0.02 250);
  --sh-ink: oklch(45% 0.05 255);
  --sh-ink-strong: oklch(34% 0.11 258);
  --sh-brand: oklch(45% 0.13 256);
  --sh-accent: oklch(52% 0.12 250);
  --sh-ease: cubic-bezier(0.16, 1, 0.3, 1);

  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.6rem;
  padding: 0.85rem clamp(1rem, 4vw, 3rem);
  background: var(--sh-bg);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--sh-line);
  font-family: "Nunito", system-ui, -apple-system, sans-serif;
}

/* Dark variant for navy pages (ball, sponsors, events, privacy) */
.site-header--dark {
  --sh-bg: rgba(10, 20, 48, 0.88);
  --sh-panel: rgba(10, 20, 48, 0.98);
  --sh-line: rgba(247, 231, 176, 0.2);
  --sh-ink: rgba(239, 231, 210, 0.88);
  --sh-ink-strong: #f7e7b0;
  --sh-brand: #f7e7b0;
  --sh-accent: #f7e7b0;
}

.site-header .brand { display: flex; flex: none; align-items: baseline; gap: 0.45rem; text-decoration: none; }
.site-header .brand-mark { font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--sh-ink); font-weight: 700; white-space: nowrap; }
.site-header .brand-name { font-family: "Fraunces", Georgia, serif; font-weight: 700; font-size: 1.6rem; color: var(--sh-brand); }

.site-header nav { display: flex; align-items: center; gap: clamp(0.8rem, 2vw, 1.8rem); }
.site-header nav a { text-decoration: none; font-weight: 700; font-size: 0.98rem; color: var(--sh-ink); white-space: nowrap; }
.site-header nav a:hover { color: var(--sh-ink-strong); }
.site-header nav a[aria-current="page"] {
  color: var(--sh-ink-strong);
  text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 2px;
}
.site-header nav a:focus-visible,
.site-header .nav-toggle:focus-visible { outline: 3px solid var(--sh-accent); outline-offset: 3px; border-radius: 6px; }

/* Header buttons — scoped so subpages don't need style.css */
.site-header .btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
  font-weight: 800; font-size: 0.95rem;
  padding: 0.55rem 1.2rem; border-radius: 999px;
  text-decoration: none; border: 2px solid transparent;
  transition: transform 200ms var(--sh-ease), box-shadow 200ms var(--sh-ease), background 200ms;
}
.site-header .btn:hover { transform: translateY(-1px); }
.site-header .btn-sponsors { background: linear-gradient(135deg, #1f3a8a, #0b1f55); color: #fff; border: 1px solid rgba(247, 231, 176, 0.55); }
.site-header .btn-sponsors:hover { box-shadow: 0 8px 22px rgba(11, 31, 85, 0.4); }
.site-header .btn-tickets { background: oklch(45% 0.13 256); color: #fff; box-shadow: 0 8px 20px oklch(45% 0.13 256 / 0.35); }
.site-header .btn-tickets:hover { background: oklch(34% 0.11 258); }
.site-header .btn-donate-rs { background: linear-gradient(135deg, #d4393e, #c5222b); color: #fff; box-shadow: 0 8px 20px rgba(197, 34, 43, 0.35); }
.site-header .btn-donate { background: linear-gradient(135deg, oklch(74% 0.14 84), oklch(64% 0.14 82)); color: oklch(34% 0.11 258); box-shadow: 0 8px 20px oklch(64% 0.14 82 / 0.4); }

/* Desktop: links inline; toggle and mobile-only extras hidden */
.site-header .nav-links { display: contents; }
.site-header .nav-toggle { display: none; }
.site-header nav a.nav-extra { display: none; }

/* Tablet & mobile: collapse text links into toggleable panel */
@media (max-width: 960px) {
  .site-header .nav-toggle {
    display: inline-flex; align-items: center; gap: 0.45rem;
    background: transparent; border: 1px solid var(--sh-line);
    border-radius: 999px; padding: 0.5rem 0.8rem;
    font-family: inherit; font-weight: 700; font-size: 0.85rem;
    color: var(--sh-ink); cursor: pointer;
  }
  .site-header .nav-toggle-bars,
  .site-header .nav-toggle-bars::before,
  .site-header .nav-toggle-bars::after {
    display: block; width: 16px; height: 2px; border-radius: 2px;
    background: currentColor;
    transition: transform 200ms var(--sh-ease), opacity 200ms var(--sh-ease);
  }
  .site-header .nav-toggle-bars { position: relative; }
  .site-header .nav-toggle-bars::before,
  .site-header .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
  .site-header .nav-toggle-bars::before { top: -5px; }
  .site-header .nav-toggle-bars::after { top: 5px; }
  .site-header .nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
  .site-header .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(5px) rotate(45deg); }
  .site-header .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-5px) rotate(-45deg); }

  .site-header .nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 0.4rem 0 0.6rem;
    background: var(--sh-panel);
    -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--sh-line);
    box-shadow: 0 12px 24px rgba(10, 20, 48, 0.18);
  }
  .site-header .nav-links.is-open { display: flex; }
  .site-header nav a.nav-extra { display: block; }
  .site-header .nav-links a {
    padding: 0.85rem clamp(1rem, 4vw, 3rem);
    font-size: 1.02rem;
    border-bottom: 1px solid var(--sh-line);
  }
  .site-header .nav-links a:last-child { border-bottom: none; }
  /* sponsors button lives inside the panel on mobile */
  .site-header nav > a.btn-sponsors { display: none; }
}

/* Tighten buttons on small screens: icons only for donate buttons */
@media (max-width: 600px) {
  .site-header .btn-tickets .btn-label,
  .site-header .btn-donate-rs .btn-label,
  .site-header .btn-donate .btn-label { display: none; }
  .site-header .btn-donate-rs svg,
  .site-header .btn-donate svg { width: 16px; height: 16px; }
}
/* Fundraising progress line — filled by site-nav.js from progress.json */
.site-progress {
  text-align: center;
  font-family: "Nunito", system-ui, sans-serif;
  font-size: 1.05rem;
  line-height: 1.5;
  margin: 2.5rem auto 0;
  padding: 0 1.5rem;
}
.site-progress strong { font-weight: 800; }
.site-progress + .site-trust { margin-top: 0.6rem; }

/* Trust reassurance line — place near the foot of secondary pages */
.site-trust {
  text-align: center;
  font-family: "Nunito", system-ui, sans-serif;
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 62ch;
  margin: 2.5rem auto 0;
  padding: 0 1.5rem;
  opacity: 0.75;
}

@media (max-width: 480px) {
  .site-header { padding: 0.75rem 0.7rem; }
  .site-header nav { gap: 0.4rem; }
  .site-header .btn { padding: 0.5rem 0.7rem; font-size: 0.82rem; }
  /* keep the full brand: "ALL IN FOR" stacked above "Fin" */
  .site-header .brand { flex-direction: column; align-items: flex-start; gap: 0; }
  .site-header .brand-mark { font-size: 0.58rem; letter-spacing: 0.16em; line-height: 1.1; }
  .site-header .brand-name { font-size: 1.35rem; line-height: 1.05; }
  .site-header .btn-tickets { font-size: 0.76rem; padding: 0.5rem 0.6rem; }
}