:root {
  --brand: #0B4552;
  --teal: #0F6B70;
  --gold: #F2C66D;
  --soft: #F7FBFA;
  --ink: #122A31;
  --muted: #5B6F74;
  --line: #d5e4e3;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: var(--soft);
  color: var(--ink);
}
body.locked .deck-header,
body.locked .deck,
body.locked .slide-list {
  display: none;
}
.access-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: linear-gradient(135deg, #0B4552, #0F6B70 62%, #F2C66D);
}
.access-card {
  width: min(100%, 520px);
  padding: clamp(1.4rem, 4vw, 2rem);
  border-radius: 8px;
  background: rgba(247, 251, 250, 0.96);
  box-shadow: 0 24px 60px rgba(4, 27, 33, 0.32);
}
.access-mark {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
  font-size: 1.6rem;
}
.access-card h1 {
  margin-top: 0.8rem;
  font-size: clamp(2rem, 5vw, 3rem);
  text-align: left;
}
.access-card label {
  display: grid;
  gap: 0.45rem;
  margin-top: 1.2rem;
  font-weight: 800;
  color: var(--brand);
}
.access-card input {
  min-height: 48px;
  padding: 0 0.8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}
.access-card button {
  width: 100%;
  margin-top: 0.9rem;
  background: var(--brand);
  color: #fff;
}
.access-error {
  margin: 0.8rem 0 0;
  color: #a74318;
  font-weight: 700;
}
.access-gate[hidden] {
  display: none;
}
.deck-header {
  position: sticky;
  top: 0;
  z-index: 10;
  min-height: 64px;
  padding: 0.7rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(247, 251, 250, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.brand, .deck-header nav { display: flex; align-items: center; gap: 0.65rem; }
.brand { color: var(--brand); text-decoration: none; }
.brand span {
  width: 38px; height: 38px; display: grid; place-items: center;
  border-radius: 8px; background: var(--brand); color: #fff; font-weight: 800;
}
button, .deck-header a {
  min-height: 38px;
  padding: 0 0.8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--brand);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}
.deck {
  min-height: calc(100vh - 64px);
  display: grid;
  place-items: center;
  padding: 1.5rem 18rem 1.5rem 1.5rem;
}
.slide {
  width: min(100%, 1120px);
  min-height: 630px;
  padding: clamp(1.4rem, 3vw, 3rem);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(9, 37, 43, 0.12);
  display: flex;
  flex-direction: column;
}
.slide.visual {
  min-height: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.slide-visual {
  display: block;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 18px 48px rgba(9, 37, 43, 0.12);
}
.slide.cover, .slide.closing { justify-content: center; text-align: center; }
.section-label {
  margin: 0 0 0.5rem;
  color: var(--teal);
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}
h1 { margin: 0 0 1rem; color: var(--brand); font-size: clamp(2rem, 5vw, 4rem); line-height: 1.03; letter-spacing: 0; }
h2 { margin: 0 0 1rem; color: var(--brand); font-size: clamp(1.6rem, 3.7vw, 2.55rem); line-height: 1.08; letter-spacing: 0; }
.subtitle { color: var(--muted); font-size: 1.15rem; }
ul { margin: 0.5rem 0 0; padding-left: 1.25rem; }
li { margin: 0 0 0.55rem; font-size: clamp(0.98rem, 1.5vw, 1.16rem); line-height: 1.45; }
table { width: 100%; border-collapse: collapse; margin-top: 0.35rem; font-size: 0.92rem; }
th, td { border: 1px solid var(--line); padding: 0.58rem; text-align: left; vertical-align: top; line-height: 1.35; }
th { background: #eaf4f3; color: var(--brand); }
.footer {
  margin-top: auto;
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.8rem;
}
.slide-list {
  position: fixed;
  right: 1rem;
  top: 5rem;
  bottom: 1rem;
  width: 240px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 0.35rem;
}
.slide-list button {
  min-height: auto;
  padding: 0.55rem;
  text-align: left;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}
.slide-list button.active { color: #fff; background: var(--brand); border-color: var(--brand); }
@media (max-width: 980px) {
  .deck { padding-right: 1rem; }
  .slide-list { position: static; width: auto; padding: 0 1rem 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .deck-header { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .deck { padding: 1rem; place-items: start; }
  .slide { min-height: auto; }
  .deck-header nav { flex-wrap: wrap; }
  .slide-list { grid-template-columns: 1fr; }
  table { font-size: 0.78rem; }
  th, td { padding: 0.4rem; }
}