:root {
  --ff-pwa-safe-top: env(safe-area-inset-top, 0px);
  --ff-pwa-safe-right: env(safe-area-inset-right, 0px);
  --ff-pwa-safe-bottom: env(safe-area-inset-bottom, 0px);
  --ff-pwa-safe-left: env(safe-area-inset-left, 0px);
}

html { background: #0F172A; }
body { min-height: 100dvh; overscroll-behavior-y: none; }
#root { min-height: 100dvh; padding-bottom: var(--ff-pwa-safe-bottom); }
#root:empty {
  display: grid;
  grid-template-rows: 78px 1fr;
  gap: 24px;
  min-height: 100dvh;
  padding: calc(var(--ff-pwa-safe-top) + 20px) 20px calc(var(--ff-pwa-safe-bottom) + 28px);
}

#root:empty::before,
#root:empty::after { content: ""; display: block; border-radius: 16px; }
#root:empty::before {
  width: 100%;
  background:
    linear-gradient(90deg, transparent 0 76px, rgba(114, 215, 226, .08) 76px 100%),
    url("/assets/fieldforge-logo-transparent.png") left 16px center / 46px 46px no-repeat,
    rgba(114, 215, 226, .055);
}
#root:empty::after {
  min-height: 270px;
  background:
    linear-gradient(90deg, transparent, rgba(114, 215, 226, .10), transparent) 0 0 / 200% 100%,
    linear-gradient(rgba(114, 215, 226, .055) 0 0) 20px 26px / 42% 17px no-repeat,
    linear-gradient(rgba(114, 215, 226, .055) 0 0) 20px 62px / 70% 11px no-repeat,
    linear-gradient(rgba(114, 215, 226, .045) 0 0) 20px 110px / calc(100% - 40px) 122px no-repeat;
  animation: ff-pwa-skeleton 1.3s linear infinite;
}

.ff-pwa-splash {
  position: fixed;
  z-index: 11000;
  inset: 0;
  display: grid;
  place-items: center;
  background: #0F172A;
  opacity: 1;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.ff-pwa-splash img {
  width: min(45vw, 190px);
  max-width: 56%;
  animation: ff-pwa-mark-in 620ms cubic-bezier(.2, .85, .25, 1) both;
}

.ff-pwa-splash--hidden { visibility: hidden; opacity: 0; pointer-events: none; }

.ff-offline-notice {
  position: fixed;
  z-index: 10500;
  top: calc(var(--ff-pwa-safe-top) + 12px);
  right: calc(var(--ff-pwa-safe-right) + 12px);
  left: calc(var(--ff-pwa-safe-left) + 12px);
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 620px;
  margin: 0 auto;
  padding: 12px 15px;
  border: 1px solid rgba(114, 215, 226, .36);
  border-radius: 14px;
  background: rgba(15, 23, 42, .95);
  box-shadow: 0 14px 38px rgba(0, 0, 0, .28);
  color: #edf4f7;
  font: 700 13px/1.35 Manrope, ui-sans-serif, sans-serif;
  backdrop-filter: blur(16px);
}

.ff-offline-notice__dot { width: 9px; height: 9px; flex: 0 0 auto; border-radius: 99px; background: #72d7e2; box-shadow: 0 0 0 4px rgba(114, 215, 226, .12); }

.ff-install-card {
  position: fixed;
  z-index: 10400;
  right: max(16px, calc(var(--ff-pwa-safe-right) + 16px));
  bottom: max(16px, calc(var(--ff-pwa-safe-bottom) + 16px));
  left: max(16px, calc(var(--ff-pwa-safe-left) + 16px));
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto;
  padding: 14px;
  border: 1px solid rgba(114, 215, 226, .28);
  border-radius: 18px;
  background: rgba(13, 32, 49, .97);
  box-shadow: 0 20px 55px rgba(0, 0, 0, .35);
  color: #edf4f7;
  backdrop-filter: blur(18px);
}

.ff-install-card__logo { width: 52px; height: 52px; }
.ff-install-card__copy strong { display: block; margin: 2px 0 4px; font: 800 15px/1.2 Manrope, ui-sans-serif, sans-serif; }
.ff-install-card__copy p { margin: 0; color: #b8c9d2; font: 500 12px/1.4 Manrope, ui-sans-serif, sans-serif; }
.ff-install-card__actions { grid-column: 1 / -1; display: flex; gap: 9px; justify-content: flex-end; }
.ff-install-card button { min-height: 44px; padding: 0 16px; border-radius: 11px; font: 800 12px/1 Manrope, ui-sans-serif, sans-serif; letter-spacing: .02em; }
.ff-install-card__install { border: 1px solid #72d7e2; background: #72d7e2; color: #08212b; }
.ff-install-card__dismiss { border: 1px solid rgba(237, 244, 247, .22); background: transparent; color: #edf4f7; }
.ff-install-card button:active { transform: scale(.98); }

@keyframes ff-pwa-mark-in { from { opacity: 0; transform: scale(.92); } to { opacity: 1; transform: scale(1); } }
@keyframes ff-pwa-skeleton { from { background-position: 200% 0, 20px 26px, 20px 62px, 20px 110px; } to { background-position: -20% 0, 20px 26px, 20px 62px, 20px 110px; } }

@media (max-width: 480px) {
  #root button:not(.ff-entry-button), #root a.btn, #root input, #root select { min-height: 44px; }
  #root textarea { min-height: 44px; }
}

@media (display-mode: standalone) {
  body { -webkit-user-select: none; user-select: none; }
  input, textarea, [contenteditable="true"] { -webkit-user-select: text; user-select: text; }
}

@media (prefers-reduced-motion: reduce) {
  .ff-pwa-splash, .ff-pwa-splash img, .ff-install-card button, #root:empty::after { animation: none; transition: none; }
}