html {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  scroll-padding-top: calc(var(--header-h) + var(--safe-top));
  /* clip: не ламає position:fixed у iOS Safari (на відміну від hidden) */
  overflow-x: clip;
}

body {
  flex: 1;
  display: flex;
  flex-direction: column;
  font-family: var(--ff-base);
  font-size: var(--fs-md);
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  min-height: 0;
  min-width: 0;
  max-width: 100%;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

#main {
  flex: 1;
  width: 100%;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.container {
  width: min(100% - var(--container-pad) * 2, var(--container-max));
  margin-inline: auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity var(--t-slow), transform var(--t-slow);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

.messages {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-top) + var(--sp-3));
  right: max(var(--sp-4), var(--safe-right));
  left: auto;
  bottom: auto;
  z-index: var(--z-toast);
  display: grid;
  gap: var(--sp-2);
  width: min(22rem, calc(100vw - var(--sp-4) * 2 - var(--safe-left) - var(--safe-right)));
  max-width: 22rem;
  pointer-events: none;
}

.message {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  border-radius: var(--r-lg);
  background: var(--c-surface);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-md);
  font-size: var(--fs-sm);
  line-height: 1.45;
  pointer-events: auto;
  animation: toastIn var(--t-base) forwards;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(-0.4rem) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.page-header {
  text-align: center;
  padding:
    clamp(20px, 4vw, 28px)
    clamp(12px, 3vw, 20px)
    clamp(22px, 4.5vw, 32px);
  margin: 0 0 clamp(12px, 2.5vw, 20px);
}

.page-title {
  font-family: var(--ff-display);
  font-size: var(--fs-page-title);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  margin: 0;
  text-wrap: balance;
}

.page-header--compact {
  padding:
    clamp(12px, 2.5vw, 18px)
    clamp(12px, 3vw, 20px)
    clamp(14px, 3vw, 20px);
  margin-bottom: clamp(8px, 2vw, 14px);
}