:root {
  --ink: #102033;
  --navy: #0a1c2e;
  --navy-2: #143044;
  --teal: #1c6d75;
  --amber: #d4a017;
  --cream: #f3eee4;
  --paper: #fffdf8;
  --line: rgba(16, 32, 51, 0.12);
  --muted: #5c6b7a;
  --ok: #1f7a4d;
  --err: #9b1c1c;
  --pad: max(1rem, env(safe-area-inset-left));
  --tap: 44px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: Figtree, system-ui, sans-serif;
  line-height: 1.4;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); }
h1, h2, .brand strong, .slide h2, .dial b {
  font-family: Fraunces, Georgia, serif;
  letter-spacing: -0.03em;
}
h1 { font-size: clamp(2rem, 9vw, 3.4rem); line-height: 1.05; margin: 0 0 0.6rem; }
h2 { font-size: clamp(1.45rem, 5vw, 2rem); margin: 0 0 0.75rem; line-height: 1.15; }
p { margin: 0 0 0.8rem; }
.skip { position: absolute; left: -999px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.top {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.6rem;
  padding: calc(0.55rem + env(safe-area-inset-top)) var(--pad) 0.55rem;
  background: #f3eee4;
  border-bottom: 1px solid var(--line);
}
.brand, .top-cta a {
  position: relative; z-index: 51;
}
.brand { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--navy); min-height: var(--tap); }
.brand-mark {
  width: 32px; height: 32px; border-radius: 8px; flex: none;
  background: var(--navy) url("/favicon.svg") center / 32px no-repeat;
}
.brand small { display: block; color: var(--muted); font-size: 0.72rem; font-family: Figtree, sans-serif; letter-spacing: 0.08em; text-transform: uppercase; }
.top-cta { display: flex; gap: 0.4rem; }
.solid, .ghost {
  border: 0; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: var(--tap); padding: 0 1rem; border-radius: 999px;
  font-weight: 700; font-family: inherit; font-size: 0.95rem;
}
.solid { background: var(--amber); color: var(--navy); }
.ghost { background: #fff; color: var(--navy); border: 1px solid var(--line); }

.hero {
  background: linear-gradient(180deg, var(--navy), var(--navy-2));
  color: var(--paper);
  padding: 1.4rem var(--pad) 1.6rem;
}
.kicker {
  margin: 0 0 0.5rem;
  text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.7rem; font-weight: 700; color: var(--amber);
}
.kicker.light { color: #f0d48a; }
.lede { color: rgba(255,253,248,.78); max-width: 24rem; }

.deck { margin-top: 1.1rem; }
.deck-track {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding: 0.2rem 0 0.8rem;
  scrollbar-width: none;
}
.deck-track::-webkit-scrollbar { display: none; }
.slide {
  flex: 0 0 min(86vw, 380px);
  scroll-snap-align: start;
  border-radius: 1.2rem;
  padding: 1.15rem 1.15rem 1.2rem;
  min-height: 15.5rem;
  display: flex; flex-direction: column;
  box-shadow: 0 16px 32px rgba(0,0,0,.22);
}
.slide h2 { font-size: 1.45rem; margin: 0.2rem 0 0.4rem; }
.slide p { flex: 1; margin: 0 0 1rem; color: rgba(255,253,248,.86); }
.slide .solid { align-self: flex-start; }
.slide-1 { background: #1a5c63; }
.slide-2 { background: #1f4660; }
.slide-3 { background: #c49212; color: var(--navy); }
.slide-3 p { color: rgba(10,28,46,.78); }
.layer-tag {
  font-size: 0.68rem; letter-spacing: 0.14em;
  text-transform: uppercase; font-weight: 700; opacity: 0.85;
}

.slider-wrap { display: grid; gap: 0.35rem; }
.slider-wrap input[type="range"] {
  width: 100%;
  height: 2.2rem;
  accent-color: var(--amber);
  cursor: pointer;
}
.slider-labels {
  display: flex; justify-content: space-between;
  font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: rgba(255,253,248,.55);
}
.dark-slider .slider-labels { color: var(--muted); }
.dots { display: flex; justify-content: center; gap: 0.45rem; margin-top: 0.4rem; }
.dot {
  width: 0.7rem; height: 0.7rem; border-radius: 50%;
  border: 0; background: rgba(255,255,255,.28); cursor: pointer; padding: 0;
}
.dot.on { background: var(--amber); }

.filmstrip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--paper); border-bottom: 1px solid var(--line);
}
.filmstrip div { padding: 0.85rem 0.35rem; text-align: center; border-right: 1px solid var(--line); }
.filmstrip div:last-child { border-right: 0; }
.filmstrip b { display: block; font-family: Fraunces, serif; font-size: 1.05rem; }
.filmstrip span { color: var(--muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; }

#ask, #top, #contact { scroll-margin-top: 4.75rem; }
.block { padding: 1.8rem var(--pad) 2.1rem; }
.block.alt { background: var(--paper); }
.block.dark { background: var(--navy); color: var(--paper); }

.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.65rem; }
.flow li {
  display: grid; grid-template-columns: 2.2rem 1fr; gap: 0.75rem; align-items: start;
  background: var(--paper); border: 1px solid var(--line); border-radius: 1rem; padding: 0.85rem 0.95rem;
}
.flow-n {
  width: 2.2rem; height: 2.2rem; border-radius: 50%;
  background: var(--navy); color: var(--amber);
  display: grid; place-items: center; font-weight: 700;
}
.flow strong { display: block; }
.flow span { color: var(--muted); font-size: 0.9rem; }

.who { display: grid; gap: 1rem; }
.who img {
  width: 100%; height: 220px; object-fit: cover; object-position: top;
  border-radius: 1.1rem; border: 1px solid rgba(255,255,255,.12);
}
.icon-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem; margin: 0.8rem 0 1rem; }
.icon-grid span {
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: 0.8rem; padding: 0.7rem 0.8rem; font-size: 0.9rem;
}

.tiles { display: grid; gap: 0.55rem; }
.tiles a {
  display: block; text-decoration: none; color: inherit;
  background: var(--paper); border: 1px solid var(--line); border-radius: 1rem;
  padding: 1rem 1.05rem; min-height: var(--tap);
}
.tiles b { display: block; font-size: 1.05rem; }
.tiles span { color: var(--muted); font-size: 0.9rem; }

.rail-pane {
  margin-top: 0.85rem; background: var(--cream); border-radius: 1rem;
  padding: 1rem 1.05rem; border: 1px solid var(--line); min-height: 6.5rem;
}
.rail-pane p { margin: 0 0 0.5rem; }

.dial { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; margin-bottom: 1rem; }
.dial a {
  display: block; text-decoration: none; color: var(--navy);
  background: var(--paper); border-radius: 1rem; padding: 0.9rem;
  min-height: 4.4rem; border: 1px solid var(--line);
}
.dial small { display: block; color: var(--teal); letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.68rem; }
.dial b { font-size: 1.02rem; }

.lead { display: grid; gap: 0.5rem; }
.lead input, .lead select {
  width: 100%; min-height: var(--tap); border-radius: 0.85rem;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
  padding: 0.7rem 0.85rem; font: inherit; font-size: 16px;
}
.form-status { min-height: 1.1em; font-size: 0.88rem; }
.form-status.ok { color: var(--ok); }
.form-status.err { color: var(--err); }

.chips { display: flex; gap: 0.4rem; overflow-x: auto; padding: 0 0 0.7rem; -webkit-overflow-scrolling: touch; }
.chips button {
  flex: none; border: 1px solid rgba(255,255,255,.16); background: var(--navy-2); color: #fff;
  border-radius: 999px; padding: 0.5rem 0.85rem; min-height: var(--tap); font: inherit; cursor: pointer;
}
.chat {
  background: var(--navy-2); border-radius: 1.1rem; overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
}
.chat-log {
  min-height: 180px; max-height: 42vh; overflow: auto; padding: 0.85rem;
  display: grid; gap: 0.55rem; align-content: start;
}
.bubble { max-width: 92%; padding: 0.7rem 0.85rem; border-radius: 1rem; white-space: pre-wrap; font-size: 0.95rem; }
.bubble.user { margin-left: auto; background: var(--amber); color: var(--navy); }
.bubble.bot { background: rgba(255,255,255,.06); color: #fff; }
.bubble .src { display: block; margin-top: 0.4rem; font-size: 0.75rem; color: rgba(255,255,255,.5); }
.chat form { display: flex; gap: 0.4rem; padding: 0.65rem; border-top: 1px solid rgba(255,255,255,.08); }
.chat input {
  flex: 1; min-height: var(--tap); border-radius: 0.85rem; border: 1px solid rgba(255,255,255,.14);
  padding: 0.6rem 0.8rem; font: inherit; font-size: 16px; background: var(--navy); color: #fff;
}
.chat form button {
  background: var(--amber); color: var(--navy); border: 0; border-radius: 0.85rem;
  min-height: var(--tap); padding: 0 1rem; font-weight: 700; cursor: pointer;
}

.foot {
  padding: 1rem var(--pad) calc(1.2rem + env(safe-area-inset-bottom));
  color: var(--muted); font-size: 0.82rem;
  display: flex; justify-content: space-between; gap: 0.6rem; flex-wrap: wrap;
}
.foot a { margin-right: 0.6rem; }

@media (min-width: 760px) {
  .hero, .block, .top, .foot { padding-left: max(2rem, calc(50vw - 520px)); padding-right: max(2rem, calc(50vw - 520px)); }
  .slide { flex-basis: 340px; }
  .who { grid-template-columns: 280px 1fr; align-items: center; }
  .who img { height: 280px; }
  .tiles { grid-template-columns: repeat(3, 1fr); }
  .flow { grid-template-columns: 1fr 1fr; }
}