/* =========================================================
   ANGARA OS — BASE STYLES
   Reset, body, vignette over Silk, scrollbar, typography.
   Z-stack:
     0  → #silkCanvas (WebGL, inserted by silk.js)
     1  → body::before (vignette overlay)
     2  → body::after (unused in dark — grain handled by Silk;
                       paper texture in light via light.css)
     3  → #app content, topbar, modals
   ========================================================= */

*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--void);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Vignette — deepens toward edges/bottom so body copy sits on a
   calm darker base and Silk reads as atmosphere, not distraction. */
body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none; z-index: 1;
  background:
    radial-gradient(
      130% 110% at 50% 15%,
      transparent 28%,
      rgba(17,13,10,0.40) 60%,
      rgba(17,13,10,0.82) 100%
    ),
    radial-gradient(
      ellipse 110% 60% at 12% -10%,
      rgba(176,102,64,0.08) 0%,
      transparent 50%
    );
  animation: bgBreathe 9s ease-in-out infinite;
}

@keyframes bgBreathe {
  0%, 100% { opacity: 0.75; }
  50%       { opacity: 1;    }
}

/* In dark mode, no grain layer — Silk shader carries its own noise.
   In light mode, light.css mounts paper grain on body::after. */
body::after { content: none; }

/* Scrollbar */
::-webkit-scrollbar       { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--hl-2); }

/* Lock screen */
body.locked #app { display: none; }
body:not(.locked) #lock-screen { display: none; }

#lock-screen {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 10;
}

.lock-card {
  background: var(--glass-2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 40px 36px;
  width: 360px;
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
  position: relative;
  animation: fadeUp var(--t-slow) var(--ease-out-expo) both;
}
.lock-brand {
  font-family: var(--display); font-size: 28px; color: var(--text);
  letter-spacing: -0.02em; margin-bottom: 4px; font-weight: 300;
}
.lock-brand i { color: var(--accent); font-style: normal; font-weight: 600; }
.lock-sub  { font-size: 12px; color: var(--text-3); margin-bottom: 28px; }
.lock-form { display: flex; flex-direction: column; gap: 10px; }
.lock-input {
  background: var(--glass-2); border: 1px solid var(--glass-border);
  color: var(--text); font-family: var(--sans); font-size: 14px;
  padding: 12px 16px; border-radius: var(--radius-xs); outline: none;
  transition: border-color var(--t-fast) var(--ease-out),
              background   var(--t-fast) var(--ease-out);
}
.lock-input:focus { border-color: var(--accent); background: var(--glass-3); }
.lock-btn {
  background: var(--accent); color: var(--on-accent); border: none;
  font-family: var(--sans); font-size: 14px; font-weight: 600;
  padding: 13px; border-radius: var(--radius-xs); cursor: pointer;
  margin-top: 4px;
  transition: background var(--t-fast) var(--ease-out),
              transform  var(--t-fast) var(--ease-out);
}
.lock-btn:hover  { background: var(--accent-3); transform: translateY(-1px); }
.lock-btn:active { transform: translateY(0); }
.lock-btn:disabled { opacity: 0.5; cursor: default; transform: none; }
.lock-msg  { font-size: 12px; color: var(--red); margin-top: 10px; min-height: 18px; }
.lock-msg.ok { color: var(--green); }
.lock-foot { font-size: 11px; color: var(--text-4); margin-top: 20px; text-align: center; }

/* Biometric quick-unlock button */
.lock-bio-btn {
  display: none; /* shown by JS when enrolled */
  width: 100%; margin-top: 10px;
  align-items: center; justify-content: center; gap: 8px;
  padding: 11px 16px;
  background: var(--glass-1); border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  color: var(--text-2); font-family: var(--sans); font-size: 13px;
  font-weight: 500; cursor: pointer; letter-spacing: 0.01em;
  transition: border-color var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out);
}
.lock-bio-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}
.lock-bio-btn:disabled { opacity: 0.4; cursor: default; }

/* Sync pill */
#sync-pill {
  position: fixed; bottom: 14px; right: 14px; z-index: 9998;
  font-family: var(--sans); font-size: 10px; font-weight: 500;
  letter-spacing: 0.04em;
  padding: 6px 12px; border-radius: var(--radius-pill);
  background: var(--glass-2); border: 1px solid var(--glass-border);
  backdrop-filter: var(--blur-xs); -webkit-backdrop-filter: var(--blur-xs);
  color: var(--text-3); opacity: 0; transform: translateY(8px);
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out),
              color 0.2s, border-color 0.2s;
  pointer-events: none;
}
#sync-pill.show  { opacity: 1; transform: translateY(0); pointer-events: auto; }
#sync-pill.ok    { color: var(--green); border-color: rgba(90,128,103,0.3); }
#sync-pill.syncing { color: var(--yellow); border-color: rgba(168,136,56,0.3); }
#sync-pill.err   { color: var(--red); border-color: rgba(154,68,52,0.3); cursor: pointer; pointer-events: auto; }

/* Toast — top-right (v79 style) */
#toast {
  position: fixed; top: 72px; right: 24px;
  z-index: 9999; font-family: var(--sans); font-size: 13px; font-weight: 400;
  padding: 12px 18px; border-radius: var(--radius-sm);
  background: rgba(21,16,12,0.94);
  border: 1px solid var(--hl-2);
  border-left: 2px solid var(--text-2);
  color: var(--text-1);
  backdrop-filter: var(--blur-xs); -webkit-backdrop-filter: var(--blur-xs);
  box-shadow: 0 12px 40px rgba(0,0,0,0.45);
  opacity: 0; transform: translateY(-10px);
  transition: opacity var(--t-base) var(--ease-out),
              transform var(--t-base) var(--ease-out);
  pointer-events: none; max-width: 380px;
}
#toast.show { opacity: 1; transform: translateY(0); }
#toast.ok   { border-left-color: var(--green); color: var(--green); }
#toast.err  { border-left-color: var(--red);   color: var(--red);   }
#toast.warn { border-left-color: var(--yellow); color: var(--yellow); }

/* Undo banner */
#undoBanner {
  position: fixed; bottom: 80px; left: 50%;
  transform: translateX(-50%) translateY(12px);
  z-index: 9998; display: flex; align-items: center; gap: 12px;
  background: rgba(21,16,12,0.94);
  border: 1px solid var(--hl-2);
  border-radius: var(--radius-pill);
  padding: 9px 20px;
  font-family: var(--sans); font-size: 12px; color: var(--text-2);
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  backdrop-filter: var(--blur-xs); -webkit-backdrop-filter: var(--blur-xs);
  opacity: 0;
  transition: opacity var(--t-base) var(--ease-out),
              transform var(--t-base) var(--ease-out);
  pointer-events: none; white-space: nowrap;
}
#undoBanner.show {
  opacity: 1; transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}
#undoBanner button {
  background: var(--accent); color: var(--on-accent);
  border: none; font-family: var(--sans); font-size: 11px; font-weight: 600;
  padding: 5px 14px; border-radius: var(--radius-pill); cursor: pointer;
  transition: background var(--t-fast) var(--ease-out);
}
#undoBanner button:hover { background: var(--accent-3); }

/* Data warning banner */
.data-warn {
  background: rgba(168,136,56,0.06);
  border: 1px solid rgba(168,136,56,0.20);
  color: var(--yellow); font-size: 11.5px;
  font-family: var(--sans);
  padding: 11px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 22px;
  display: flex; align-items: center; gap: 10px;
}

/* Misc */
em     { font-style: italic; }
strong { font-weight: 700; }
a      { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Entrance animation keyframes ─────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

/* Freeze all motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}