/* ============================================================
   Neptune SHIELD Foundation — styled to match original .org look
   Serif type · royal blue + gold + paper · US-flag hero
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500&family=PT+Serif:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --slate: #1c2733;         /* header / footer navy */
  --slate-deep: #161f29;
  --royal: #123c7d;         /* section blue */
  --royal-card: #0e2f6b;    /* card blue */
  --royal-deep: #0a2456;
  --gold: #c2a24e;
  --gold-light: #d8bd77;
  --gold-deep: #a9852f;
  --paper: #ffffff;
  --paper-alt: #f7f4ec;
  --ink: #1b2733;
  --ink-soft: #4b5866;
  --line-light: #dfe4ea;
  --on-blue: #e8eefb;
  --on-blue-soft: #b9c6e0;
  --font-head: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'PT Serif', Georgia, 'Times New Roman', serif;
  --shadow-card: 0 10px 28px rgba(10, 20, 40, 0.18);
  --radius: 3px;
  --transition: 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.2; }

a { color: var(--gold-deep); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--gold); }

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

.skip-link {
  position: absolute; top: -100px; left: 1rem; z-index: 9999;
  background: var(--gold); color: var(--slate); padding: 0.75rem 1.25rem;
  border-radius: var(--radius); font-weight: 700;
}
.skip-link:focus { top: 1rem; }

.container { max-width: 1160px; margin: 0 auto; padding: 0 1.5rem; }

/* ---------------- Header (centered logo + nav) ---------------- */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--slate);
  border-bottom: 1px solid rgba(194, 162, 78, 0.25);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.site-header.is-scrolled {
  box-shadow: 0 8px 24px rgba(10, 20, 40, 0.22);
  border-bottom-color: rgba(194, 162, 78, 0.4);
}
.header-inner {
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem;
  padding: 1rem 1.5rem 0.85rem; max-width: 1300px; margin: 0 auto; position: relative;
}

.ns-logo { display: flex; flex-direction: column; align-items: center; gap: 0.4rem; text-decoration: none; }
.ns-logo__emblem { height: 76px; width: auto; filter: drop-shadow(0 0 10px rgba(194, 162, 78, 0.35)); }
.ns-logo__text { display: flex; flex-direction: column; align-items: center; gap: 0.1rem; }
.ns-logo__name {
  font-family: var(--font-head); font-size: 1.05rem; font-weight: 700;
  letter-spacing: 0.14em; color: #fff; text-transform: uppercase;
}
.ns-logo__accent { color: var(--gold); transition: color var(--transition); }
.ns-logo:hover .ns-logo__accent { color: var(--gold-light); }
.ns-logo__sub {
  font-family: var(--font-body); font-size: 0.62rem; font-weight: 400;
  letter-spacing: 0.34em; color: var(--gold-light); text-transform: uppercase;
}

.main-nav { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 0.25rem; }
.nav-item { position: relative; }
.nav-link {
  display: block; padding: 0.5rem 0.9rem;
  color: #d7dde5; font-family: var(--font-body); font-size: 0.9rem; font-weight: 400;
  letter-spacing: 0.02em; border-radius: var(--radius); transition: all var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--gold-light); }

.nav-dropdown {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 230px; background: var(--slate-deep);
  border: 1px solid rgba(194, 162, 78, 0.3);
  box-shadow: var(--shadow-card);
  opacity: 0; visibility: hidden; transition: all var(--transition); padding: 0.4rem 0;
}
.nav-item:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dropdown a { display: block; padding: 0.55rem 1.25rem; color: #d7dde5; font-size: 0.85rem; }
.nav-dropdown a:hover { background: rgba(194, 162, 78, 0.12); color: var(--gold-light); }

.btn-donate {
  background: var(--gold); color: var(--slate) !important;
  padding: 0.5rem 1.15rem !important; border-radius: var(--radius);
  font-weight: 700 !important; letter-spacing: 0.08em; text-transform: uppercase;
  font-size: 0.8rem !important; margin-left: 0.5rem;
}
.btn-donate:hover { background: var(--gold-light); color: var(--slate) !important; }

.menu-toggle {
  display: none; position: absolute; right: 1.25rem; top: 1.25rem;
  background: none; border: none; cursor: pointer; color: #fff; font-size: 1.6rem;
}

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1.7rem; border-radius: var(--radius);
  font-family: var(--font-body); font-weight: 700; font-size: 0.8rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  border: 2px solid transparent; cursor: pointer; transition: all var(--transition);
}
.btn-primary { background: var(--gold); color: var(--slate); border-color: var(--gold); }
.btn-primary:hover { background: var(--gold-light); border-color: var(--gold-light); color: var(--slate); }
.btn-outline { background: transparent; color: var(--gold-deep); border-color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: var(--slate); }
.btn-teal { background: var(--royal); color: #fff; border-color: var(--royal); }
.btn-teal:hover { background: var(--royal-card); border-color: var(--royal-card); color: #fff; }

/* On blue/gold sections, outline buttons flip to light */
.sec-blue .btn-outline, .sec-gold .btn-outline { color: #fff; border-color: rgba(255,255,255,0.6); }
.sec-blue .btn-outline:hover, .sec-gold .btn-outline:hover { background: #fff; color: var(--royal-card); border-color: #fff; }

/* ---------------- Hero (flag-inspired, CSS only) ---------------- */
.hero {
  position: relative; min-height: 78vh; display: flex; align-items: center; text-align: center;
  padding: 6rem 0; overflow: hidden;
  background:
    radial-gradient(circle at 18% 30%, rgba(194, 162, 78, 0.14) 0%, transparent 45%),
    linear-gradient(120deg, #7d1f2b 0%, #3a2333 22%, var(--slate) 48%, var(--royal-deep) 78%, #0e2a52 100%);
  background-color: var(--slate);
}
/* subtle "stars" field */
.hero::before {
  content: ''; position: absolute; inset: 0; opacity: 0.5;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, rgba(255,255,255,0.5) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 22% 42%, rgba(255,255,255,0.4) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 8% 62%, rgba(255,255,255,0.4) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 30% 70%, rgba(255,255,255,0.35) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 16% 82%, rgba(255,255,255,0.35) 50%, transparent 51%);
  background-repeat: no-repeat;
}
/* subtle "stripes" wash on the right */
.hero::after {
  content: ''; position: absolute; inset: 0; opacity: 0.08; pointer-events: none;
  background: repeating-linear-gradient(0deg, #fff 0 6%, transparent 6% 12%);
  -webkit-mask-image: linear-gradient(90deg, transparent 55%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 55%, #000 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }
.hero-tagline {
  display: inline-block; font-family: var(--font-body); font-size: 0.72rem;
  letter-spacing: 0.28em; text-transform: uppercase; color: var(--gold-light);
  margin-bottom: 1.25rem;
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem); color: #fff; font-weight: 700;
  margin-bottom: 0.75rem;
}
.hero h1 em { color: var(--gold-light); font-style: italic; }
.hero-sub {
  font-family: var(--font-head); font-size: clamp(1.15rem, 2.4vw, 1.7rem);
  font-style: italic; color: #eef2f8; margin-bottom: 1.75rem; font-weight: 500;
}
.hero-content > .hero-sub + p, .hero p:not(.hero-tagline):not(.hero-sub) {
  color: #dbe2ec; text-transform: uppercase; letter-spacing: 0.06em;
  font-size: 0.85rem; max-width: 760px; margin: 0 auto 2.25rem;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }

/* ---------------- Sections & alternating backgrounds ---------------- */
section { padding: 4.75rem 0; }
main > section { background: var(--paper); color: var(--ink); }
main > section:nth-of-type(even) { background: var(--royal); color: var(--on-blue); }

.section-label {
  display: block; text-align: center; font-family: var(--font-body);
  font-size: 0.72rem; letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--gold-deep); margin-bottom: 0.85rem;
}
main > section:nth-of-type(even) .section-label { color: var(--gold-light); }

.section-title {
  text-align: center; font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  color: var(--royal); margin-bottom: 1rem;
}
main > section:nth-of-type(even) .section-title { color: #fff; }
.section-title::after {
  content: ''; display: block; width: 64px; height: 2px;
  background: var(--gold); margin: 1.1rem auto 0;
}

.section-desc {
  text-align: center; color: var(--ink-soft); max-width: 780px;
  margin: 0 auto 3rem; font-size: 1.02rem;
}
main > section:nth-of-type(even) .section-desc { color: var(--on-blue-soft); }

/* ---------------- Cards (contextual) ---------------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.5rem; }
.card {
  background: var(--paper); border: 1px solid var(--line-light);
  border-left: 3px solid var(--royal); border-radius: var(--radius);
  padding: 2rem 1.85rem; transition: all var(--transition);
}
.card:hover { box-shadow: var(--shadow-card); transform: translateY(-3px); }
.card-icon {
  width: 52px; height: 52px; border-radius: var(--radius);
  background: rgba(18, 60, 125, 0.08); display: flex; align-items: center;
  justify-content: center; font-size: 1.4rem; margin-bottom: 1.1rem;
}
.card h3 {
  font-family: var(--font-body); font-weight: 700; color: var(--gold-deep);
  font-size: 0.88rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.75rem;
}
.card p { color: var(--ink-soft); font-size: 0.96rem; margin-bottom: 1.15rem; }
.card > a:last-child, .card .learn {
  font-family: var(--font-body); font-weight: 700; font-size: 0.76rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-deep);
}
.card > a:last-child:hover { color: var(--gold); }

/* cards on blue sections */
main > section:nth-of-type(even) .card {
  background: var(--royal-card); border: 1px solid rgba(194, 162, 78, 0.45);
  border-left: 1px solid rgba(194, 162, 78, 0.45);
}
main > section:nth-of-type(even) .card h3 { color: var(--gold-light); }
main > section:nth-of-type(even) .card p { color: var(--on-blue-soft); }
main > section:nth-of-type(even) .card > a:last-child { color: var(--gold-light); }
main > section:nth-of-type(even) .card-icon { background: rgba(255,255,255,0.08); }

/* ---------------- Offer list ---------------- */
.offer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2rem; }
.offer-item { padding: 1.4rem 0 0; border-top: 2px solid var(--gold); }
.offer-item h3 {
  font-family: var(--font-body); font-weight: 700; color: inherit;
  font-size: 0.9rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.5rem;
}
.offer-item p { font-size: 0.95rem; opacity: 0.85; }

/* ---------------- Audience cards ---------------- */
.audience-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); gap: 1.5rem; }
.audience-card {
  background: var(--paper); border: 1px solid var(--royal);
  border-radius: var(--radius); padding: 2.25rem 1.85rem; text-align: left;
  display: flex; flex-direction: column; height: 100%;
}
.audience-card .card-icon { margin-bottom: 1rem; }
.audience-card h3 {
  font-family: var(--font-body); font-weight: 700; color: var(--royal);
  font-size: 0.82rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 0.4rem;
}
.audience-card h4 { font-family: var(--font-head); color: var(--ink); font-size: 1.25rem; margin-bottom: 0.9rem; }
.audience-card p { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 1.1rem; }
.audience-card ul { list-style: none; margin-bottom: 1.35rem; }
.audience-card li { color: var(--ink-soft); font-size: 0.86rem; padding: 0.3rem 0 0.3rem 1.25rem; position: relative; }
.audience-card li::before { content: '›'; position: absolute; left: 0; color: var(--gold-deep); font-weight: 700; }
.audience-card .btn { margin-top: auto; align-self: flex-start; }

/* ---------------- Gold cube section ---------------- */
main > section.sec-gold {
  background-color: #cbab5e;
  background-image:
    linear-gradient(30deg, #b8942f 12%, transparent 12.5%, transparent 87%, #b8942f 87.5%, #b8942f),
    linear-gradient(150deg, #b8942f 12%, transparent 12.5%, transparent 87%, #b8942f 87.5%, #b8942f),
    linear-gradient(30deg, #b8942f 12%, transparent 12.5%, transparent 87%, #b8942f 87.5%, #b8942f),
    linear-gradient(150deg, #b8942f 12%, transparent 12.5%, transparent 87%, #b8942f 87.5%, #b8942f),
    linear-gradient(60deg, #d6bd7a 25%, transparent 25.5%, transparent 75%, #d6bd7a 75%, #d6bd7a),
    linear-gradient(60deg, #d6bd7a 25%, transparent 25.5%, transparent 75%, #d6bd7a 75%, #d6bd7a);
  background-size: 46px 80px;
  background-position: 0 0, 0 0, 23px 40px, 23px 40px, 0 0, 23px 40px;
  color: var(--slate);
}
main > section.sec-gold .section-title { color: #fff; text-shadow: 0 2px 8px rgba(0,0,0,0.25); }
main > section.sec-gold .section-title::after { background: #fff; }
main > section.sec-gold .section-label { color: #fff; }
main > section.sec-gold .section-desc { color: #fff; }
.sec-gold .audience-card {
  background: var(--royal-card); border: 2px solid #fff; color: #fff;
}
.sec-gold .audience-card h3 { color: #fff; }
.sec-gold .audience-card h4 { color: #fff; }
.sec-gold .audience-card p, .sec-gold .audience-card li { color: var(--on-blue); }
.sec-gold .audience-card li::before { color: var(--gold-light); }
.sec-gold .card-icon { background: rgba(255,255,255,0.12); }

/* ---------------- Impact counters ---------------- */
.impact-bar { background: var(--royal-deep); padding: 3.25rem 0; }
.counter-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 2rem; text-align: center; }
.counter-value { font-family: var(--font-head); font-size: 2.6rem; font-weight: 700; color: var(--gold-light); }
.counter-label { font-family: var(--font-body); font-size: 0.8rem; color: var(--on-blue); text-transform: uppercase; letter-spacing: 0.08em; }

/* ---------------- Stage bars ---------------- */
.stages-list { display: flex; flex-direction: column; gap: 1rem; max-width: 860px; margin: 2.5rem auto 0; }
.stage-item {
  background: var(--royal-card); color: #fff; text-align: center;
  padding: 1rem 1.5rem; border-radius: var(--radius);
  box-shadow: 6px 6px 0 rgba(18, 60, 125, 0.18);
}
.stage-item strong { color: #fff; font-weight: 700; font-family: var(--font-body); }
.stage-item span { color: #eef2f8; }
.stage-item strong::after { content: ' '; }

/* ---------------- Trust bar ---------------- */
.trust-bar { text-align: center; }
.trust-bar h3 { font-family: var(--font-body); color: var(--ink-soft); font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 1.75rem; }
main > section:nth-of-type(even) .trust-bar h3 { color: var(--on-blue-soft); }
.trust-logos { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 1.5rem; }
.trust-logo {
  color: var(--ink-soft); font-family: var(--font-body); font-size: 0.85rem; font-weight: 700;
  letter-spacing: 0.05em; padding: 0.65rem 1.4rem; border: 1px solid var(--line-light);
}

/* ---------------- Page hero (inner pages) ---------------- */
.page-hero {
  padding: 4.5rem 0 4rem; text-align: center;
  background: linear-gradient(160deg, var(--royal) 0%, var(--royal-deep) 100%);
  color: #fff;
}
.page-hero .section-label { color: var(--gold-light); }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); color: #fff; margin-bottom: 1rem; }
.page-hero h1::after { content: ''; display: block; width: 64px; height: 2px; background: var(--gold); margin: 1.1rem auto 0; }
.page-hero p { color: var(--on-blue); max-width: 680px; margin: 0 auto; font-size: 1.08rem; }

/* ---------------- Forms ---------------- */
.form-section { max-width: 640px; margin: 0 auto; }
.form-group { margin-bottom: 1.2rem; }
.form-group label { display: block; color: inherit; font-size: 0.85rem; margin-bottom: 0.45rem; font-weight: 700; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.75rem 1rem; background: #fff;
  border: 1px solid #c7cfda; border-radius: var(--radius);
  color: var(--ink); font-size: 0.95rem; font-family: var(--font-body);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 2px rgba(194,162,78,0.25); }
.form-group textarea { min-height: 120px; resize: vertical; }
.compose-note { margin-top: 0.9rem; font-size: 0.85rem; color: var(--ink-soft); font-style: italic; }
.compose-fallback { margin-top: 0.35rem; font-size: 0.85rem; }
.compose-fallback a { color: var(--royal); text-decoration: underline; }
.compose-fallback a:hover { color: var(--gold-deep); }
main > section:nth-of-type(even) .compose-note { color: var(--on-blue-soft); }
main > section:nth-of-type(even) .compose-fallback a { color: var(--gold-light); }
main > section:nth-of-type(even) .compose-fallback a:hover { color: var(--paper); }

/* ---------------- Tier table ---------------- */
.tier-table { width: 100%; border-collapse: collapse; margin: 2rem 0; }
.tier-table th, .tier-table td { padding: 1rem 1.25rem; text-align: left; border-bottom: 1px solid rgba(150,150,150,0.25); }
.tier-table th { font-family: var(--font-body); color: var(--gold-deep); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; }
main > section:nth-of-type(even) .tier-table th { color: var(--gold-light); }
.tier-table td { font-size: 0.95rem; }

/* ---------------- News cards ---------------- */
.news-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.news-card { background: #fff; border: 1px solid var(--line-light); border-top: 3px solid var(--gold); border-radius: var(--radius); overflow: hidden; transition: all var(--transition); }
.news-card:hover { box-shadow: var(--shadow-card); transform: translateY(-2px); }
.news-card-body { padding: 1.5rem; }
.news-card .date { font-family: var(--font-body); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-deep); margin-bottom: 0.5rem; }
.news-card h3 { font-family: var(--font-head); color: var(--royal); font-size: 1.15rem; margin-bottom: 0.7rem; }
.news-card p { color: var(--ink-soft); font-size: 0.9rem; }

/* ---------------- Bullet list ---------------- */
.bullet-list { list-style: none; margin: 1.5rem auto; max-width: 820px; }
.bullet-list li { padding: 0.7rem 0 0.7rem 1.9rem; position: relative; border-bottom: 1px solid rgba(150,150,150,0.18); }
.bullet-list li::before { content: '◆'; position: absolute; left: 0; top: 0.85rem; color: var(--gold); font-size: 0.6rem; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--slate); padding: 3.5rem 0 1.75rem; color: #cdd4dd; }
.footer-grid { display: grid; grid-template-columns: 1.1fr 1fr 1fr; gap: 2.5rem; align-items: start; }
.footer-brand { display: flex; justify-content: center; }
.footer-brand .ns-footer__emblem { height: 140px; width: auto; filter: drop-shadow(0 0 12px rgba(194,162,78,0.25)); }
.footer-donate {
  display: inline-block; font-family: var(--font-head); font-weight: 700;
  color: var(--gold-light); text-decoration: underline; text-underline-offset: 3px;
  margin-bottom: 1rem; font-size: 1.05rem;
}
.footer-donate:hover { color: #fff; }
.footer-meta { font-size: 0.9rem; line-height: 1.5; margin-bottom: 0.65rem; }
.footer-meta span { display: block; color: #9aa4b1; }
.footer-meta strong { display: block; color: #fff; font-weight: 700; letter-spacing: 0.03em; }
.footer-col h4 { font-family: var(--font-head); color: #fff; font-size: 1.05rem; margin-bottom: 1rem; }
.footer-col p, .footer-col a { color: #cdd4dd; font-size: 0.9rem; display: block; margin-bottom: 0.55rem; }
.footer-col a:hover { color: var(--gold-light); }
.footer-col a.footer-social {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: 50%; background: #fff; color: var(--slate);
  margin-top: 0.25rem; margin-bottom: 0;
}
.footer-col a.footer-social svg { width: 18px; height: 18px; display: block; flex-shrink: 0; }
.footer-col a.footer-social:hover { background: var(--gold-light); color: var(--slate); }
.footer-bottom { text-align: center; padding-top: 2rem; margin-top: 2.25rem; border-top: 1px solid rgba(255,255,255,0.08); }
.footer-bottom p { color: #9aa4b1; font-size: 0.82rem; }
.footer-links { display: flex; gap: 1.25rem; justify-content: center; margin-top: 0.6rem; }
.footer-links a { color: #9aa4b1; font-size: 0.8rem; }
.footer-links a:hover { color: var(--gold-light); }

/* ---------------- Scroll reveal animations ---------------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition:
      opacity 0.65s ease var(--reveal-delay, 0s),
      transform 0.65s ease var(--reveal-delay, 0s);
    will-change: opacity, transform;
  }
  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------------- Responsive ---------------- */
@media (max-width: 960px) {
  .menu-toggle { display: block; }
  .main-nav {
    position: fixed; top: 0; right: -100%; width: 300px; height: 100vh;
    background: var(--slate-deep); flex-direction: column; align-items: stretch;
    padding: 5rem 1.5rem 2rem; transition: right var(--transition);
    border-left: 1px solid rgba(194,162,78,0.2); overflow-y: auto; z-index: 1100;
  }
  .main-nav.open { right: 0; }
  .nav-dropdown {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; border: none; background: rgba(0,0,0,0.2); display: none;
    min-width: 0;
  }
  .nav-item.open .nav-dropdown { display: block; }
  .nav-link { padding: 0.8rem 1rem; }
  .btn-donate { margin: 1rem 0 0; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; gap: 1.75rem; }
  .footer-meta span, .footer-meta strong { display: inline; }
  .footer-col a.footer-social { margin: 0.5rem auto 0; }
}

@media (max-width: 600px) {
  section { padding: 3.25rem 0; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
}