*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overflow-x: clip;
  overflow-y: auto;
  max-width: 100%;
  height: 100%;
}

body {
  margin: 0;
  min-height: 100%;
  min-height: 100svh;
  max-width: 100%;
  overflow-x: clip;
  overscroll-behavior: none;
  font-family: var(--tf-font-sans);
  background:
    radial-gradient(ellipse 90% 55% at 50% -12%, rgba(0, 138, 151, 0.12), transparent 58%),
    linear-gradient(180deg, #eef6f8 0%, var(--tf-wash) 42%, #f7fafb 100%);
  color: var(--tf-ink);
  line-height: 1.45;
}

a:not(.btn) {
  color: var(--tf-orange-deep);
}

.u-hidden {
  display: none !important;
}

.app {
  position: relative;
  width: 100%;
  max-width: 100%;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding:
    max(0.45rem, env(safe-area-inset-top))
    max(0.75rem, env(safe-area-inset-right))
    max(0.65rem, env(safe-area-inset-bottom))
    max(0.75rem, env(safe-area-inset-left));
  overflow-x: clip;
}

.site-banner {
  width: 100%;
  max-width: var(--tf-max-w);
  margin: 0 0 0.65rem;
  padding: 0.55rem 0.85rem;
  border-radius: 10px;
  background: #002038;
  color: #ffffff;
  font-family: var(--tf-font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  line-height: 1.35;
  border: 1.5px solid rgba(0, 138, 151, 0.45);
  box-shadow: 0 6px 18px rgba(0, 32, 56, 0.12);
}

.app-shell {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--tf-max-w);
  min-width: 0;
}

/* ── Brand wordmark ─────────────────────────────────── */
.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  font-family: var(--tf-font-display);
  font-weight: 800;
  font-size: clamp(1.75rem, 7vw, 2.15rem);
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--tf-navy);
  text-decoration: none;
}

.brand-wordmark .tld {
  color: var(--tf-teal);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.topbar .brand-wordmark {
  font-size: 1.25rem;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--tf-line-strong);
  border-radius: 999px;
  background: var(--tf-white);
  color: var(--tf-black);
  display: grid;
  place-items: center;
  cursor: pointer;
  padding: 0;
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

.app-footer {
  margin-top: 0.75rem;
  text-align: center;
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--tf-muted);
  font-family: var(--tf-font-display);
  font-weight: 600;
}