/* ════════════════════════════════════════════════════════════════════════════
   NEURAL INTELLIGENCE — Design System
   Theme: Deep Space + Electric Indigo + Glassmorphism + Bento
   Author: Servet KAYNAK
   ════════════════════════════════════════════════════════════════════════════ */

/* ── Typography (Satoshi + Inter) ────────────────────────────────────────── */
@import url('https://api.fontshare.com/v2/css?f[]=satoshi@500,600,700,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Design tokens ───────────────────────────────────────────────────────── */
:root {
  /* Surface — Midnight Cobalt */
  --ns-bg:           #020617;
  --ns-bg-1:         #020617;
  --ns-bg-2:         #0F172A;
  --ns-bg-3:         #1E293B;

  /* Glass surfaces */
  --ns-glass:        rgba(255, 255, 255, 0.035);
  --ns-glass-2:      rgba(255, 255, 255, 0.06);
  --ns-glass-3:      rgba(255, 255, 255, 0.1);
  --ns-stroke:       rgba(56, 189, 248, 0.10);
  --ns-stroke-2:     rgba(56, 189, 248, 0.20);

  /* Accents — Sky Blue + Soft Indigo */
  --ns-indigo:       #38BDF8;
  --ns-indigo-2:     #7DD3FC;
  --ns-indigo-dim:   rgba(56, 189, 248, 0.16);
  --ns-indigo-glow:  rgba(56, 189, 248, 0.45);
  --ns-cyan:         #818CF8;
  --ns-cyan-glow:    rgba(129, 140, 248, 0.4);
  --ns-violet:       #818CF8;

  /* Status */
  --ns-success:      #30D158;
  --ns-warn:         #FFD60A;
  --ns-danger:       #FF453A;

  /* Text */
  --ns-fg:           #F5F5F7;
  --ns-fg-2:         #C7C7CC;
  --ns-fg-muted:     #8E8E93;
  --ns-fg-dim:       #5C5C66;
  --ns-fg-faint:     #3A3A42;

  /* Radii */
  --ns-r-sm:         8px;
  --ns-r-md:         12px;
  --ns-r-lg:         18px;
  --ns-r-xl:         24px;
  --ns-r-pill:       9999px;

  /* Fonts */
  --ns-font-display: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
  --ns-font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ns-font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  /* Shadows / glow */
  --ns-shadow-card:  0 16px 60px rgba(0, 0, 0, 0.5), 0 2px 6px rgba(0, 0, 0, 0.4);
  --ns-shadow-cta:   0 0 0 1px rgba(56, 189, 248, 0.4), 0 12px 36px rgba(56, 189, 248, 0.3), 0 1px 0 rgba(255, 255, 255, 0.1) inset;
  --ns-shadow-hover: 0 0 0 1px rgba(56, 189, 248, 0.7), 0 16px 50px rgba(56, 189, 248, 0.4);

  /* Spacing scale */
  --ns-sp-1: 4px;
  --ns-sp-2: 8px;
  --ns-sp-3: 12px;
  --ns-sp-4: 16px;
  --ns-sp-5: 20px;
  --ns-sp-6: 24px;
  --ns-sp-7: 32px;
  --ns-sp-8: 48px;
  --ns-sp-9: 64px;
}

/* ── Base reset (only inside .ns-scope to avoid clobbering existing UI) ──── */
.ns-scope, .ns-scope *, .ns-scope *::before, .ns-scope *::after {
  box-sizing: border-box;
}
.ns-scope {
  font-family: var(--ns-font-body);
  color: var(--ns-fg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  letter-spacing: -0.01em;
}

/* ── Backdrop: Deep Space with subtle grid + animated orbs ──────────────── */
.ns-backdrop {
  position: fixed; inset: 0;
  background: var(--ns-bg-1);
  background-image:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(91, 91, 255, 0.18), transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 110%, rgba(0, 212, 255, 0.10), transparent 60%),
    radial-gradient(ellipse 50% 40% at 15% 100%, rgba(176, 91, 255, 0.08), transparent 60%);
  z-index: -2;
  overflow: hidden;
}
.ns-backdrop::before {
  /* Faint grid overlay */
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 40%, transparent 100%);
}
.ns-backdrop::after {
  /* Vignette */
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 120% 90% at 50% 50%, transparent 55%, rgba(0, 0, 0, 0.65) 100%);
  pointer-events: none;
}

/* Floating orbs for ambient motion */
.ns-orb {
  position: fixed; pointer-events: none; z-index: -1;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
  animation: ns-drift 24s ease-in-out infinite;
}
.ns-orb-1 { width: 540px; height: 540px; background: var(--ns-indigo); top: -120px; left: -160px; }
.ns-orb-2 { width: 420px; height: 420px; background: var(--ns-cyan);   bottom: -140px; right: -120px; animation-delay: -8s; animation-duration: 30s; }
.ns-orb-3 { width: 360px; height: 360px; background: var(--ns-violet); top: 30%; right: 18%; animation-delay: -16s; animation-duration: 36s; opacity: 0.3; }
@keyframes ns-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  33%      { transform: translate3d(40px, -30px, 0); }
  66%      { transform: translate3d(-30px, 40px, 0); }
}

/* ── Glass panel ─────────────────────────────────────────────────────────── */
.ns-glass {
  background: var(--ns-glass);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--ns-stroke);
  border-radius: var(--ns-r-lg);
  box-shadow: var(--ns-shadow-card);
  position: relative;
}
.ns-glass::before {
  /* Highlight edge */
  content: '';
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 50%, rgba(91, 91, 255, 0.18));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

/* Glass interactive (cards that respond) */
.ns-glass-card {
  background: var(--ns-glass);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--ns-stroke);
  border-radius: var(--ns-r-md);
  padding: var(--ns-sp-5);
  transition: border-color 200ms ease, background 200ms ease, transform 200ms ease;
}
.ns-glass-card:hover {
  border-color: var(--ns-stroke-2);
  background: var(--ns-glass-2);
}

/* ── Typography helpers ─────────────────────────────────────────────────── */
.ns-display {
  font-family: var(--ns-font-display);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.05;
  background: linear-gradient(180deg, #fff 0%, #C7C7CC 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}
.ns-eyebrow {
  font-family: var(--ns-font-body);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ns-indigo-2);
}
.ns-headline {
  font-family: var(--ns-font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ns-fg);
}
.ns-text {
  color: var(--ns-fg-2);
  line-height: 1.65;
}
.ns-text-muted { color: var(--ns-fg-muted); }
.ns-mono       { font-family: var(--ns-font-mono); font-size: 0.92em; letter-spacing: 0; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.ns-btn {
  font-family: var(--ns-font-body);
  font-weight: 600;
  letter-spacing: -0.005em;
  font-size: 14px;
  padding: 12px 22px;
  border-radius: var(--ns-r-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: transform 120ms ease, box-shadow 200ms ease, background 200ms ease;
  position: relative;
  text-decoration: none;
  white-space: nowrap;
}
.ns-btn:active { transform: scale(0.98); }
.ns-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.ns-btn-primary {
  background: linear-gradient(180deg, #6E6EFF 0%, var(--ns-indigo) 100%);
  color: #fff;
  box-shadow: var(--ns-shadow-cta);
}
.ns-btn-primary:hover:not(:disabled) {
  box-shadow: var(--ns-shadow-hover);
}

.ns-btn-ghost {
  background: var(--ns-glass);
  color: var(--ns-fg);
  border: 1px solid var(--ns-stroke-2);
  backdrop-filter: blur(8px);
}
.ns-btn-ghost:hover:not(:disabled) {
  background: var(--ns-glass-2);
  border-color: var(--ns-indigo);
  color: var(--ns-fg);
}

.ns-btn-link {
  background: transparent;
  color: var(--ns-indigo-2);
  padding: 6px 0;
  border: none;
  font-weight: 500;
}
.ns-btn-link:hover { color: var(--ns-cyan); }

/* ── Inputs ─────────────────────────────────────────────────────────────── */
.ns-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--ns-stroke);
  border-radius: var(--ns-r-md);
  color: var(--ns-fg);
  padding: 12px 14px;
  font-family: var(--ns-font-body);
  font-size: 14px;
  letter-spacing: -0.005em;
  outline: none;
  transition: border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}
.ns-input::placeholder { color: var(--ns-fg-dim); }
.ns-input:focus {
  border-color: var(--ns-indigo);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 0 0 4px var(--ns-indigo-dim);
}
.ns-label {
  font-family: var(--ns-font-body);
  font-size: 11px;
  font-weight: 600;
  color: var(--ns-fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 6px;
  display: block;
}

/* ── Bento grid ─────────────────────────────────────────────────────────── */
.ns-bento {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(6, 1fr);
}
.ns-bento-cell {
  background: var(--ns-glass);
  backdrop-filter: blur(16px) saturate(150%);
  border: 1px solid var(--ns-stroke);
  border-radius: var(--ns-r-md);
  padding: 16px 18px;
  position: relative;
  overflow: hidden;
}
.ns-bento-cell.span-2 { grid-column: span 2; }
.ns-bento-cell.span-3 { grid-column: span 3; }
.ns-bento-cell.span-4 { grid-column: span 4; }
.ns-bento-cell.span-6 { grid-column: span 6; }
.ns-bento-cell.row-2  { grid-row: span 2; }

.ns-bento-cell .cell-eyebrow {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ns-fg-muted);
}
.ns-bento-cell .cell-value {
  font-family: var(--ns-font-display);
  font-weight: 700;
  font-size: 28px;
  letter-spacing: -0.03em;
  margin-top: 4px;
  background: linear-gradient(180deg, #fff, #B0B0B8);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}
.ns-bento-cell .cell-sub {
  font-size: 12px;
  color: var(--ns-fg-muted);
  margin-top: 6px;
  line-height: 1.5;
}

/* ── Pill / chip ─────────────────────────────────────────────────────────── */
.ns-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--ns-r-pill);
  background: var(--ns-indigo-dim);
  color: var(--ns-indigo-2);
  border: 1px solid rgba(91, 91, 255, 0.25);
}
.ns-chip-pulse::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ns-indigo-2);
  box-shadow: 0 0 0 0 var(--ns-indigo-glow);
  animation: ns-pulse 2s ease-out infinite;
}
@keyframes ns-pulse {
  0%   { box-shadow: 0 0 0 0 var(--ns-indigo-glow); }
  70%  { box-shadow: 0 0 0 10px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ── Tab bar (segmented) ────────────────────────────────────────────────── */
.ns-tabs {
  display: inline-flex;
  background: var(--ns-glass);
  border: 1px solid var(--ns-stroke);
  border-radius: var(--ns-r-pill);
  padding: 4px;
  gap: 2px;
  width: fit-content;
}
.ns-tab {
  background: transparent;
  border: none;
  color: var(--ns-fg-muted);
  padding: 8px 18px;
  font-family: var(--ns-font-body);
  font-weight: 500;
  font-size: 13px;
  border-radius: calc(var(--ns-r-pill) - 4px);
  cursor: pointer;
  transition: color 180ms ease, background 180ms ease;
}
.ns-tab.is-active {
  background: var(--ns-glass-3);
  color: var(--ns-fg);
  box-shadow: 0 0 0 1px var(--ns-stroke-2) inset;
}
.ns-tab:hover:not(.is-active) { color: var(--ns-fg-2); }

/* ── Error / alert callouts ─────────────────────────────────────────────── */
.ns-callout-error {
  background: rgba(255, 69, 58, 0.08);
  border: 1px solid rgba(255, 69, 58, 0.3);
  color: #FFB1AB;
  padding: 10px 14px;
  border-radius: var(--ns-r-md);
  font-size: 13px;
}
.ns-callout-info {
  background: var(--ns-indigo-dim);
  border: 1px solid rgba(91, 91, 255, 0.25);
  color: var(--ns-fg-2);
  padding: 10px 14px;
  border-radius: var(--ns-r-md);
  font-size: 13px;
}

/* ── Brand mark ─────────────────────────────────────────────────────────── */
.ns-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.ns-brand-mark {
  width: 40px; height: 40px;
  border-radius: 11px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255,255,255,0.4), transparent 50%),
    linear-gradient(135deg, var(--ns-indigo), var(--ns-violet));
  position: relative;
  box-shadow: 0 8px 28px var(--ns-indigo-glow), inset 0 1px 0 rgba(255,255,255,0.4);
}
.ns-brand-mark::after {
  content: '';
  position: absolute; inset: 8px;
  border-radius: 6px;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  border-top-color: transparent;
  border-right-color: transparent;
  transform: rotate(-45deg);
}
.ns-brand-text {
  display: flex; flex-direction: column; gap: 2px;
}
.ns-brand-title {
  font-family: var(--ns-font-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.015em;
  color: var(--ns-fg);
}
.ns-brand-sub {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--ns-fg-muted);
  text-transform: uppercase;
  font-weight: 500;
}

/* ── Divider ────────────────────────────────────────────────────────────── */
.ns-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--ns-stroke), transparent);
  margin: 18px 0;
  border: none;
}

/* ── Utility: subtle inline link ────────────────────────────────────────── */
.ns-link {
  color: var(--ns-indigo-2);
  text-decoration: none;
  border-bottom: 1px solid rgba(91, 91, 255, 0.25);
  transition: color 180ms ease, border-color 180ms ease;
}
.ns-link:hover { color: var(--ns-cyan); border-bottom-color: var(--ns-cyan); }

/* ── Scrollbar (Neural) ─────────────────────────────────────────────────── */
.ns-scope ::-webkit-scrollbar { width: 10px; height: 10px; }
.ns-scope ::-webkit-scrollbar-track { background: transparent; }
.ns-scope ::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  border: 2px solid transparent;
  background-clip: padding-box;
}
.ns-scope ::-webkit-scrollbar-thumb:hover { background: rgba(91, 91, 255, 0.5); background-clip: padding-box; border: 2px solid transparent; }

/* ── Selection ──────────────────────────────────────────────────────────── */
.ns-scope ::selection { background: rgba(91, 91, 255, 0.35); color: #fff; }

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .ns-bento { grid-template-columns: repeat(2, 1fr); }
  .ns-bento-cell.span-3, .ns-bento-cell.span-4, .ns-bento-cell.span-6 { grid-column: span 2; }
}