/* =========================
   Signals design tokens
   ========================= */
.bia-shell[data-bia-context="signals"]{
  --bg0: rgba(2, 6, 23, 0.92);
  --bg1: rgba(15, 23, 42, 0.55);
  --bg2: rgba(15, 23, 42, 0.35);

  --stroke0: rgba(148, 163, 184, 0.22);
  --stroke1: rgba(148, 163, 184, 0.35);

  --text0: rgba(226, 232, 240, 0.92);
  --text1: rgba(226, 232, 240, 0.78);
  --text2: rgba(226, 232, 240, 0.62);

  --accent: rgba(168, 85, 247, 0.85);
  --accent2: rgba(34, 211, 238, 0.75);

  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 18px;

  --shadow0: 0 10px 30px rgba(0,0,0,0.35);
  --shadow1: 0 18px 50px rgba(0,0,0,0.45);

  color-scheme: dark;
  color: var(--text0);
}

/* =========================
   White-box killers
   ========================= */
.bia-shell[data-bia-context="signals"] a{
  color: rgba(226,232,240,.92);
  text-decoration: none;
}
.bia-shell[data-bia-context="signals"] .bia-select,
.bia-shell[data-bia-context="signals"] select,
.bia-shell[data-bia-context="signals"] .bia-btn-primary,
.bia-shell[data-bia-context="signals"] .signals-filter-btn {
  background: rgba(15, 23, 42, 0.35) !important;
  border: 1px solid var(--stroke1) !important;
  color: var(--text0) !important;
  border-radius: var(--r-sm) !important;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25) !important;
  padding: 0.5rem 0.85rem !important;
  outline: none !important;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.bia-shell[data-bia-context="signals"] .bia-btn-primary {
  background: linear-gradient(90deg, rgba(168,85,247,0.65), rgba(34,211,238,0.35)) !important;
  border-color: rgba(168,85,247,0.55) !important;
}
.bia-shell[data-bia-context="signals"] .bia-btn-primary:hover {
  filter: brightness(1.08) !important;
}
.bia-shell[data-bia-context="signals"] .signals-filter-btn.is-active {
  background: rgba(168,85,247,0.14) !important;
  border-color: rgba(168,85,247,0.45) !important;
  color: var(--text0) !important;
}
.bia-shell[data-bia-context="signals"] a:hover{
  color: rgba(255,255,255,.95);
  text-decoration: underline;
  text-decoration-color: rgba(168, 85, 247, 0.55);
}

.bia-shell[data-bia-context="signals"] input,
.bia-shell[data-bia-context="signals"] select,
.bia-shell[data-bia-context="signals"] textarea{
  background: rgba(15, 23, 42, 0.35);
  border: 1px solid var(--stroke1);
  color: var(--text0);
  border-radius: var(--r-sm);
  padding: 0.5rem 0.65rem;
  outline: none;
}
.bia-shell[data-bia-context="signals"] input::placeholder,
.bia-shell[data-bia-context="signals"] textarea::placeholder{
  color: var(--text2);
}
.bia-shell[data-bia-context="signals"] input:focus,
.bia-shell[data-bia-context="signals"] select:focus,
.bia-shell[data-bia-context="signals"] textarea:focus{
  border-color: rgba(168, 85, 247, 0.55);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.18);
}

.bia-shell[data-bia-context="signals"] button,
.bia-shell[data-bia-context="signals"] .bia-btn,
.bia-shell[data-bia-context="signals"] input[type="button"],
.bia-shell[data-bia-context="signals"] input[type="submit"]{
  background: rgba(148, 163, 184, 0.12);
  color: var(--text0);
  border: 1px solid var(--stroke1);
  border-radius: var(--r-sm);
  padding: 0.55rem 0.85rem;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  cursor: pointer;
}
.bia-shell[data-bia-context="signals"] button:hover{
  background: rgba(148, 163, 184, 0.18);
}
.bia-shell[data-bia-context="signals"] .bia-btn-primary{
  background: linear-gradient(90deg, rgba(168,85,247,0.65), rgba(34,211,238,0.35));
  border-color: rgba(168,85,247,0.55);
}
.bia-shell[data-bia-context="signals"] .bia-btn-primary:hover{
  filter: brightness(1.08);
}

/* =========================
   Nav polish + active state
   ========================= */
.bia-shell[data-bia-context="signals"] .bia-main-nav{
  border: 1px solid rgba(148,163,184,0.18);
  background: rgba(2,6,23,0.35);
  border-radius: 999px;
  backdrop-filter: blur(14px);
}
.bia-shell[data-bia-context="signals"] .bia-main-nav .nav-center a{
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  color: var(--text1);
}
.bia-shell[data-bia-context="signals"] .bia-main-nav .nav-center a.active{
  color: var(--text0);
  border: 1px solid rgba(168,85,247,0.45);
  background: rgba(168,85,247,0.14);
}

/* Optional premium scrollbar */
.bia-shell[data-bia-context="signals"] ::-webkit-scrollbar{ width: 10px; }
.bia-shell[data-bia-context="signals"] ::-webkit-scrollbar-thumb{
  background: rgba(148,163,184,0.25);
  border-radius: 999px;
}
.bia-shell[data-bia-context="signals"] ::-webkit-scrollbar-thumb:hover{
  background: rgba(148,163,184,0.35);
}

@media (prefers-reduced-motion: reduce){
  .bia-shell[data-bia-context="signals"] *{
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Back-compat mapping: oversight inbox */
.bia-shell[data-bia-context="signals"] .signals-inbox .inbox-grid{ display: grid; gap: 1rem; }

/* ---existing code--- */
@media (max-width: 900px) {
  /* Hide the long logo text to free horizontal space */
  .logo-text {
    display: none;
  }

  .logo-mark {
    margin-right: 0.25rem;
  }

  /* Let nav-center breathe more */
  .nav-center {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    row-gap: 0.25rem;
    column-gap: 0.5rem;
  }

  .nav-center a {
    padding: 0.24rem 0.6rem;
    font-size: 0.76rem;
  }

  /* Stack continuity + status chips */
  .nav-right {
    flex-direction: column;
    align-items: flex-end;
    gap: 0.4rem;
    padding-right: 0.5rem;
  }
}
/* --- MOBILE NAV LAYOUT (phones & very small screens) --- */
@media (max-width: 640px) {
  .nav {
    position: static;                 /* avoid odd sticky cropping on very small viewports */
    flex-direction: column;           /* stack logo, links, and chips vertically */
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.8rem 1rem 1rem;
    border-radius: 24px;
    margin-bottom: 1.5rem;
  }

  .nav-left {
    margin-bottom: 0.15rem;
  }

  .nav-center {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.35rem;
  }

  .nav-center a {
    padding: 0.24rem 0.6rem;          /* slightly smaller chips on mobile */
    font-size: 0.76rem;
  }

  .nav-right {
    width: 100%;
    padding-right: 0;
    margin-top: 0.25rem;
    justify-content: space-between;   /* continuity on left, status on right */
  }
}
/* --- UNIVERSAL NAV LAYOUT SYSTEM --- */

/* Left + Right remain fixed-sized blocks */
.nav-left,
.nav-right {
  flex: 0 0 auto;
}

/* Center nav flexes between left + right */
.nav-center {
  flex: 1 1 auto;
  min-width: 0;
}

/* Mid-range screens (tablets + laptops):
   Use a clean 2-row navigation grid (5 items on top, 5 on bottom). */
@media (min-width: 720px) and (max-width: 1199px) {
  .nav-center {
    display: grid;
    grid-auto-flow: column;
    grid-template-rows: repeat(2, auto);
    column-gap: 0.6rem;
    row-gap: 0.25rem;
    justify-content: center;
    align-content: center;
  }
}

/* Larger desktops: return to a single-row nav */
@media (min-width: 1200px) {
  .nav-center {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
  }
}

/* Mobile: flexible wrapped layout that avoids overlap */
@media (max-width: 719px) {
  .nav-center {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 0.35rem;
  }
}
/* Bia Vibranium Shell placeholder
 * This file exists to satisfy references across pages.
 * Add shared shell styles here when needed.
 */

:root {
  --bia-bg: #020617;
  --bia-panel: #0a0f1d;
  --bia-border: rgba(148,163,184,0.45);
  --bia-text: #f9fafb;
  --bia-muted: #9ca3af;
}

/* Unified chip system */
.bia-chip,
.bia-chip-soft {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  background: radial-gradient(circle at top left,
    rgba(15, 23, 42, 0.95),
    rgba(15, 23, 42, 0.9));
  color: var(--bia-text);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.4;
  white-space: nowrap;
}

.bia-chip-soft {
  padding: 0.2rem 0.8rem;
  border-color: rgba(148, 163, 184, 0.4);
  background: radial-gradient(circle at top left,
    rgba(15, 23, 42, 0.9),
    rgba(15, 23, 42, 0.8));
  color: var(--bia-text);
  font-size: 0.72rem;
}

/* Status chip used in shell header */
.bia-shell-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: radial-gradient(circle at top left,
    rgba(37, 99, 235, 0.3),
    rgba(15, 23, 42, 0.95));
  box-shadow: 0 0 18px rgba(129, 140, 248, 0.7);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #e5e7eb;
}

.bia-shell-chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 10px rgba(34, 197, 94, 0.8);
}

.bia-chip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  opacity: 0.8;
}

/* Locked-state presentation */
.bia-locked,
.vibranium-glass-lock {
  position: relative;
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: radial-gradient(circle at top left, rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.82));
  box-shadow: inset 0 0 0 1px rgba(129, 140, 248, 0.12), 0 10px 30px rgba(15, 23, 42, 0.6);
  filter: grayscale(0.15);
  color: var(--bia-muted);
}

.bia-locked:before,
.vibranium-glass-lock:before {
  content: " ";
  position: absolute;
  inset: 0;
  border-radius: 16px;
  background: radial-gradient(circle at 20% 20%, rgba(129, 140, 248, 0.26), transparent 35%),
              linear-gradient(120deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.0));
  pointer-events: none;
}

.bia-lock-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  color: #e5e7eb;
}

.bia-lock-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #f59e0b;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.8);
}

.bia-lock-cta {
  margin-top: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: 12px;
  border: 1px dashed rgba(148, 163, 184, 0.55);
  color: #e5e7eb;
  background: rgba(15, 23, 42, 0.85);
  cursor: pointer;
}

.bia-lock-cta:hover {
  border-color: rgba(129, 140, 248, 0.8);
}