:root {
  --navy: #1f3d2b;
  --navy-deep: #0b1f33;
  --ink: #2a2a26;
  --muted: #6b6a62;
  --paper: #f7f3ea;
  --panel-w: 920px;
  --font-body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-head: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --head-weight: 600;
  --head-tracking: -0.025em;
  --head-transform: none;
  --radius: 12px;
  --card-bg: var(--paper);
  --card-fg: var(--ink);
  --card-muted: var(--muted);
  --card-head: var(--navy);
  --card-border: 1px solid rgba(0,0,0,0.06);
  --card-shadow: 0 20px 60px rgba(0,0,0,0.28);
  --card-pad: 3.5rem 4rem 3rem;
  --card-blur: none;
  --accent: #2f6b4f;
  --accent-soft: #cfe3d6;
  --accent-fg: #fff;
  --btn-radius: 6px;
  --input-radius: 6px;
  --body-size: 1.15rem;
  --topbar-bg: rgba(31,61,43,0.92);
  --img-tint-top: rgba(20,40,30,0.2);
  --img-tint-bot: rgba(20,40,30,0.55);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); background: var(--navy-deep);
  font-family: var(--font-body);
  line-height: 1.65;
}
h1, h2 { font-family: var(--font-head); font-weight: var(--head-weight); line-height: 1.1; margin: 0 0 0.5em; letter-spacing: var(--head-tracking); text-transform: var(--head-transform); }
p { margin: 0 0 1em; }
a { color: var(--navy); }

/* Top bar */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 0.9rem 1.5rem; color: #fff;
  background: linear-gradient(rgba(11,31,51,0.65), rgba(11,31,51,0));
  transition: background 0.3s;
}
body.past-hero .topbar { background: var(--topbar-bg); backdrop-filter: blur(8px); }
.brand { color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; }
.brand span { font-weight: 400; opacity: 0.8; }
.topbar nav { display: flex; gap: 1.25rem; align-items: center; }
.topbar nav a { color: #fff; text-decoration: none; font-weight: 500; font-size: 0.95rem; }
.topbar .pill { font-family: var(--font-head); background: var(--accent); color: var(--accent-fg); padding: 0.4rem 0.9rem; border-radius: var(--btn-radius); font-weight: 600; }

/* Side dots */
.dots { position: fixed; right: 1.1rem; top: 50%; transform: translateY(-50%); z-index: 20; display: grid; gap: 0.7rem; }
.dots a { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,0.45); border: 1px solid rgba(255,255,255,0.7); transition: all 0.25s; }
.dots a.on { background: var(--accent-soft); border-color: var(--accent-soft); transform: scale(1.3); }

/* Beats: pinned image, panel scrolls over it */
.beat { position: relative; display: flow-root; }
.beat .bg {
  position: sticky; top: 0; height: 100vh; width: 100%;
  background-image: linear-gradient(var(--img-tint-top), var(--img-tint-bot)), var(--img);
  background-size: cover; background-position: center;
}
.beat .panel {
  position: relative; z-index: 2;
  width: min(var(--panel-w), calc(100% - 2.5rem));
  margin: -18vh auto 30vh; padding: var(--card-pad);
  background: var(--card-bg); color: var(--card-fg); border-radius: var(--radius);
  border: var(--card-border); box-shadow: var(--card-shadow); backdrop-filter: var(--card-blur);
  font-size: var(--body-size);
}
.beat.beat-last .panel { margin-bottom: 20vh; }
.num { font-family: var(--font-head); font-weight: 700; color: var(--accent); letter-spacing: 0.15em; margin-bottom: 0.25rem; }
.panel h2 { font-size: clamp(2rem, 4vw, 3rem); color: var(--card-head); }
.panel p { line-height: 1.75; }
.points { padding-left: 1.2rem; margin: 1rem 0 0; color: var(--card-muted); line-height: 1.7; }
.points li { margin-bottom: 0.4rem; }

/* Hero */

.beat-hero .bg { background-image: linear-gradient(rgba(11,31,51,0.15), rgba(11,31,51,0.6)), var(--img); }
.hero-copy {
  position: absolute; top: 0; left: 0; right: 0; height: 100vh; z-index: 2;
  display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center;
  color: #fff; padding: 0 1.5rem; text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.eyebrow { font-family: var(--font-head); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.85rem; color: var(--accent-soft); font-weight: 600; }
.hero-copy h1 { font-size: clamp(2.6rem, 7vw, 5rem); }
.lede { font-size: clamp(1.1rem, 2vw, 1.4rem); max-width: 620px; opacity: 0.95; }
.panel.intro { font-size: calc(var(--body-size) * 1.12); margin-top: 0; margin-bottom: 35vh; }
.panel.intro p { margin: 0; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }
.hero-copy.reveal { transform: none; }


/* Footer */
.foot { position: relative; z-index: 2; background: var(--navy-deep); color: #fff; padding: 2.5rem 1.5rem 3rem; text-align: center; }
.auth { display: inline-block; border: 1px solid rgba(255,255,255,0.35); padding: 0.5rem 1rem; border-radius: 6px; font-size: 0.9rem; }
.credits { margin: 1.5rem auto 0; max-width: 720px; font-size: 0.8rem; opacity: 0.7; text-align: left; }
.credits summary { cursor: pointer; text-align: center; }
.credits a { color: var(--accent-soft); }
.credits ul { padding-left: 1.2rem; }

@media (max-width: 700px) {
  .topbar { padding: 0.7rem 1rem; }
  .brand { font-size: 1rem; }
  .topbar nav { gap: 0.8rem; }
  .topbar nav a { font-size: 0.85rem; }
  .topbar .pill { padding: 0.35rem 0.7rem; }
  .dots { display: none; }
  .beat .panel { padding: 1.75rem 1.4rem; margin-top: -12vh; font-size: 1rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- multi-page additions ---------- */
.btn { font-family: var(--font-head); justify-self: start; padding: 0.9rem 1.6rem; border-radius: var(--btn-radius); border: 0; background: var(--accent); color: var(--accent-fg); font-weight: 700; font-size: 1rem; cursor: pointer; }
.btn:hover { filter: brightness(1.06); }
.contact { margin: 1.25rem 0 0; color: var(--card-muted); }
.panel a { color: var(--accent); }
.topbar nav a.active { text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--accent-soft); }
.beat-page .bg { height: 70vh; }
.page-title { position: absolute; top: 0; left: 0; right: 0; height: 70vh; z-index: 2; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; text-align: center; color: #fff; padding: 0 1.5rem 12vh; text-shadow: 0 2px 20px rgba(0,0,0,0.5); }
.page-title h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); margin: 0; }
.beat-page .panel { margin-top: -8vh; margin-bottom: 2.5rem; }
.beat-page .panel + .panel { margin-top: 0; }
.beat-page .panel:last-child { margin-bottom: 18vh; }
.beat-page .bg { position: relative; }              /* no pinning on content pages */
.panel h2 + h2, .panel p + h2 { margin-top: 1.75rem; }
.panel h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
.panel.center { text-align: center; }
.panel.center .cta-row { justify-content: center; }
.intro-line { font-size: calc(var(--body-size) * 1.1); color: var(--card-muted); }
.cta-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 1.5rem; }
.btn { display: inline-block; text-decoration: none; }
.btn-ghost { background: transparent; color: var(--accent); border: 2px solid var(--accent); }
.fine { font-size: 0.9rem; color: var(--card-muted); }

/* FAQ */
.qa { border-top: 1px solid rgba(0,0,0,0.1); padding: 0.9rem 0; }
.qa:last-of-type { border-bottom: 1px solid rgba(0,0,0,0.1); }
.qa summary { font-family: var(--font-head); font-weight: 600; font-size: 1.15rem; cursor: pointer; color: var(--card-head); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; }
.qa[open] summary::after { content: "–"; }
.qa p { margin: 0.75rem 0 0; }

/* forms */
.form { display: grid; gap: 1rem; margin-top: 1.25rem; }
.form .row { display: grid; gap: 1rem; grid-template-columns: 1fr 1fr; }
.form label { display: grid; gap: 0.3rem; font-weight: 500; font-size: 0.95rem; font-family: var(--font-head); }
.form input[type="text"], .form input[type="email"], .form textarea { padding: 0.75rem; border: 1px solid #c7c2b5; border-radius: var(--input-radius); font-size: 1rem; font-family: var(--font-body); background: #fff; color: var(--ink); }
.form textarea { resize: vertical; }
.form fieldset { border: 1px solid #c7c2b5; border-radius: var(--input-radius); padding: 0.75rem 1rem; display: grid; gap: 0.35rem; }
.form legend { font-weight: 600; padding: 0 0.4rem; font-family: var(--font-head); }
.hp { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; min-height: 1.4em; font-family: var(--font-head); font-size: 0.95rem; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #a33; }

/* share */
.share { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 1.25rem 0 1rem; }
.share-btn { font-family: var(--font-head); font-weight: 600; font-size: 0.95rem; padding: 0.6rem 1rem; border-radius: var(--btn-radius); border: 2px solid var(--accent); color: var(--accent); background: transparent; text-decoration: none; cursor: pointer; }
.share-btn:hover { background: var(--accent); color: #fff; }

@media (max-width: 700px) {
  .form .row { grid-template-columns: 1fr; }
  .beat-page .bg, .page-title { height: 55vh; }
}
.panel .btn { color: var(--accent-fg); }
.panel .btn-ghost { color: var(--accent); }
.form .check { display: flex; align-items: center; gap: 0.5rem; font-weight: 400; font-family: var(--font-body); font-size: 1rem; }
.form .check input { margin: 0; }

/* site-wide banner */
:root { --banner-h: 56px; }
.banner { position: fixed; top: 0; left: 0; right: 0; z-index: 30; min-height: var(--banner-h); display: flex; align-items: center; justify-content: center; padding: 0.6rem 1rem; box-sizing: border-box; background: #e3a72f; color: #0b1f33; font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; text-align: center; line-height: 1.3; box-shadow: 0 2px 10px rgba(0,0,0,0.25); }
body.has-banner .topbar { top: var(--banner-h); }
body.has-banner .dots { margin-top: calc(var(--banner-h) / 2); }
@media (max-width: 700px) { :root { --banner-h: 64px; } .banner { font-size: 0.92rem; } }
.brand, .topbar nav a { white-space: nowrap; }
@media (max-width: 700px) { .brand span { display: none; } .topbar nav { gap: 0.6rem; } .topbar nav a { font-size: 0.8rem; } }