:root {
  --water-deep: #0b3d6e;
  --water-mid: #1aa0b8;
  --water-shallow: #7fe3d4;
  --panel: #3c6060;
  --panel-hover: #486c6c;
  --page-pad-x: clamp(16px, 4vw, 32px);
  --page-pad-y: clamp(48px, 10vh, 120px);
  --content-max: 720px;
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: Helvetica, Arial, sans-serif;
  color: #f4fffb;
  overflow-x: hidden;
  background: #0a4d72;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
}

.water-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  width: 100%;
  height: 100%;
  height: 100dvh;
  background:
    radial-gradient(120% 80% at 50% 10%, #1d7aa8 0%, #0a4d72 42%, #06253c 100%);
}

.water-bg__video,
.water-bg__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

.water-bg__video {
  z-index: 1;
  transform: scale(1.04);
  filter: saturate(1.15) contrast(1.05);
  background: transparent;
}

.water-bg__canvas {
  z-index: 0;
  visibility: hidden;
}

/* Show canvas only when we intentionally fall back */
.water-bg[data-mode="canvas"] .water-bg__video {
  visibility: hidden;
}
.water-bg[data-mode="canvas"] .water-bg__canvas {
  visibility: visible;
}

.water-bg__tint {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(180deg, rgba(4, 24, 40, 0.18) 0%, rgba(4, 24, 40, 0.45) 100%);
  pointer-events: none;
}

.page-content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding:
    max(var(--page-pad-y), env(safe-area-inset-top, 0px))
    max(var(--page-pad-x), env(safe-area-inset-right, 0px))
    max(64px, env(safe-area-inset-bottom, 0px))
    max(var(--page-pad-x), env(safe-area-inset-left, 0px));
  text-shadow: 0 2px 18px rgba(0, 20, 30, 0.45);
}

h1 {
  font-size: clamp(1.75rem, 6vw, 3.4rem);
  line-height: 1.1;
  margin: 0.2em 0 0.4em;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.lede {
  font-size: clamp(1rem, 2.8vw, 1.15rem);
  line-height: 1.55;
  max-width: 38rem;
  margin: 0;
}

@media (max-width: 480px) {
  .page-content {
    padding-top: max(40px, env(safe-area-inset-top, 0px));
  }
}

@media (max-height: 500px) and (orientation: landscape) {
  .page-content {
    padding-top: max(24px, env(safe-area-inset-top, 0px));
    padding-bottom: max(32px, env(safe-area-inset-bottom, 0px));
  }

  h1 {
    font-size: clamp(1.5rem, 5vh, 2.4rem);
  }
}

@media (min-width: 900px) {
  :root {
    --content-max: 760px;
  }
}