/* === APP SHELL === */
body {
  font-family: var(--font-body);
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0, 212, 238, 0.06), transparent),
    #030308;
  color: var(--text);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  margin: 0;
}

.app-shell {
  width: 100%;
  max-width: none;
  min-height: 100dvh;
  position: relative;
  overflow: hidden;
  background: var(--bg-void);
  flex: 1;
  align-self: stretch;
  display: flex;
  flex-direction: column;
}

.screen {
  min-height: 100dvh;
  padding-bottom: calc(var(--tab-h) + var(--tab-bar-inset) * 2 + env(safe-area-inset-bottom, 0px));
  overflow-y: auto;
  background: var(--bg-app);
}
.screen.zone-discover.active {
  overflow: hidden;
  padding-bottom: 0;
}

.tab-bar {
  position: fixed;
  bottom: calc(var(--tab-bar-inset) + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  max-width: calc(var(--shell-w) - 24px);
  height: calc(var(--tab-h) + 4px);
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  display: block;
  z-index: var(--z-nav);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}

.tab-bar__rail {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2px;
  height: 100%;
  padding: 8px 10px 10px;
  background:
    linear-gradient(180deg, rgba(0, 212, 238, 0.12) 0%, transparent 28%),
    linear-gradient(180deg, #121218 0%, #08080c 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: 2px solid rgba(0, 212, 238, 0.45);
  border-radius: 22px 22px 26px 26px;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.65),
    0 0 0 1px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.tab-bar__rail::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 18%;
  right: 18%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-alt), transparent);
  border-radius: var(--radius-pill);
  opacity: 0.85;
}

.tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.42);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  min-height: 52px;
  border-radius: 16px;
  position: relative;
  transition: color var(--motion), transform var(--motion), background var(--motion);
}

.tab-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  transition: transform var(--motion), filter var(--motion);
}

.tab-btn.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
}

.tab-btn.active svg {
  filter: drop-shadow(0 0 6px rgba(0, 212, 238, 0.45));
}

.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 3px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  box-shadow: 0 0 10px rgba(0, 212, 238, 0.55);
}

.tab-btn:active {
  transform: scale(0.94);
}
.stack-screen {
  position: fixed;
  inset: 0;
  z-index: var(--z-stack);
  width: 100%;
  max-width: none;
  margin: 0;
  left: 0;
  right: 0;
  flex-direction: column;
  overflow-y: auto;
  padding-bottom: var(--space-4);
}

/* === MAIN — news hub (see feed-news.css) === */
.zone-main { background: var(--bg-void); }

/* === LFG — brickwall graffiti arena (see lfg-tinder.css) === */
.zone-lfg {
  background: #1a1210;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* === SERVER — minimal dark === */
.zone-server { background: var(--zone-server-bg); }
.zone-server .server-body h1 { letter-spacing: -0.03em; }
.server-hero {
  height: 160px;
  background:
    linear-gradient(180deg, transparent 30%, rgba(18, 18, 18, 0.95) 100%),
    url(../assets/generated/banners/server-banner-rust-sample.png) center/cover no-repeat;
  position: relative;
}
.server-hero .icon {
  position: absolute;
  bottom: -24px;
  left: var(--space-4);
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 3px solid var(--zone-server-bg);
}
.server-body { padding: var(--space-6) var(--space-4) var(--space-4); margin-top: 28px; }
.server-body h1 { font-size: 22px; font-weight: 600; }
.server-body .tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-3) 0; }
.server-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: var(--space-4) 0; }
.rules-block {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* === ACCOUNT === */
.zone-account { background: var(--bg-app); }
.account-header {
  padding: var(--space-6) var(--space-4) var(--space-4);
  text-align: center;
}
.account-header__title {
  font-size: clamp(1.75rem, 5vw, 2.125rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  text-align: left;
  padding: var(--space-5) var(--space-4) var(--space-3);
}
.account-profile-card {
  margin: 0 var(--space-4) var(--space-4);
  padding: var(--space-5);
  background: var(--bg-elevated);
  border-radius: var(--radius-card);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.account-profile-card .spawn-mark {
  width: 72px;
  height: 72px;
  border-radius: 18px;
  object-fit: contain;
}
.account-profile-card h2 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.account-profile-card p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* === OWNER === */
.owner-form { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-4); }
.crop-preview {
  height: 120px;
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 2px dashed var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 13px;
}

/* === ADMIN preview === */
.zone-admin { background: var(--bg-app); color: var(--text); max-width: 100%; }
.zone-admin .admin-inner { max-width: 900px; margin: 0 auto; padding: var(--space-6); }
.zone-admin table { width: 100%; border-collapse: collapse; background: var(--surface); border-radius: var(--radius-md); overflow: hidden; }
.zone-admin th, .zone-admin td { padding: 12px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; }
.zone-admin th { color: var(--muted); font-weight: 600; }
.zone-admin .admin-back { color: var(--accent-bright); }

.offline-bar {
  display: none;
  background: rgba(255,159,10,0.2);
  color: var(--warning);
  text-align: center;
  padding: 8px;
  font-size: 13px;
}
.offline-bar.show { display: block; }

@media (prefers-reduced-motion: reduce) {
  *, *::before { animation: none !important; transition: none !important; }
}