@import "tailwindcss";

@theme inline {
  --color-bg-primary: #1d201e;
  --color-bg-surface: rgba(255, 255, 255, 0.045);
  --color-bg-elevated: rgba(255, 255, 255, 0.07);
  --color-bg-hover: rgba(255, 255, 255, 0.085);
  --color-border: rgba(236, 229, 209, 0.16);
  --color-border-subtle: rgba(236, 229, 209, 0.085);
  --color-text-primary: #f2efe5;
  --color-text-secondary: rgba(242, 239, 229, 0.68);
  --color-text-muted: rgba(242, 239, 229, 0.42);
  --color-violet: #b7d985;
  --color-violet-dim: #9ac466;
  --color-violet-glow: rgba(183, 217, 133, 0.18);
  --color-violet-surface: rgba(183, 217, 133, 0.1);
  --color-success: #87d18a;
  --color-warning: #e7c565;
  --color-danger: #ed8a7a;
  --color-info: #8ec9d9;
  --font-sans: var(--font-geist-sans), system-ui, sans-serif;
  --font-mono: var(--font-geist-mono), monospace;
}

body {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
}

.ob1-graphite-bg {
  --ob1-fiber-light-opacity: 0.018;
  --ob1-fiber-dark-opacity: 0.05;
  --ob1-bg-tilt: 4deg;
  --ob1-bg-rake: -18deg;
  position: relative;
  isolation: isolate;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.018), transparent 34rem),
    var(--color-bg-primary);
}

.ob1-graphite-bg::before {
  content: "";
  position: fixed;
  top: 50%;
  left: 50%;
  width: 200vmax;
  height: 200vmax;
  transform: translate(-50%, -50%) rotate(var(--ob1-bg-tilt))
    perspective(1600px) rotateX(var(--ob1-bg-rake));
  transform-origin: center center;
  pointer-events: none;
  z-index: -2;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='20' viewBox='0 0 120 20'%3E%3Ctext x='0' y='8' fill='%23ece5d1' fill-opacity='.092' font-family='monospace' font-size='5' letter-spacing='1.55'%3ENBJ OB1%3C/text%3E%3Ctext x='60' y='18' fill='%23ece5d1' fill-opacity='.064' font-family='monospace' font-size='5' letter-spacing='1.55'%3ENBJ OB1%3C/text%3E%3C/svg%3E"),
    repeating-linear-gradient(
      2deg,
      rgb(255 255 255 / var(--ob1-fiber-light-opacity)) 0,
      rgb(255 255 255 / var(--ob1-fiber-light-opacity)) 1px,
      transparent 1px,
      transparent 23px
    ),
    repeating-linear-gradient(
      88deg,
      rgb(0 0 0 / var(--ob1-fiber-dark-opacity)) 0,
      rgb(0 0 0 / var(--ob1-fiber-dark-opacity)) 1px,
      transparent 1px,
      transparent 29px
    ),
    radial-gradient(circle at 16% 14%, rgb(255 255 255 / 0.055), transparent 32%),
    linear-gradient(180deg, transparent 42%, rgba(0, 0, 0, 0.24));
  background-size:
    120px 20px,
    160px 160px,
    220px 220px,
    100% 100%,
    100% 100%;
}

.ob1-graphite-bg::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    radial-gradient(ellipse at center, transparent 38%, rgb(0 0 0 / 0.34) 100%),
    linear-gradient(90deg, rgb(0 0 0 / 0.16), transparent 22%, transparent 78%, rgb(0 0 0 / 0.16));
}

.ob1-brand-signature {
  position: fixed;
  top: 1rem;
  right: 1.25rem;
  z-index: 1;
  pointer-events: none;
  color: rgba(242, 239, 229, 0.28);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.ob1-brand-kicker {
  display: block;
  color: rgba(183, 217, 133, 0.66);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.1;
  text-transform: uppercase;
}

.ob1-brand-stamp {
  color: rgba(242, 239, 229, 0.44);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ob1-login-panel {
  border: 1px solid var(--color-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03)),
    rgba(29, 32, 30, 0.74);
  -webkit-backdrop-filter: blur(18px) saturate(1.1);
  backdrop-filter: blur(18px) saturate(1.1);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

.ob1-glass-panel {
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  -webkit-backdrop-filter: blur(2px) saturate(1.08);
  backdrop-filter: blur(2px) saturate(1.08);
}

.ob1-frost-panel {
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.05);
  -webkit-backdrop-filter: blur(24px) saturate(1.18);
  backdrop-filter: blur(24px) saturate(1.18);
}

.ob1-section-label {
  color: var(--color-text-muted);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ob1-command-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.045);
  color: var(--color-text-secondary);
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.ob1-command-button:hover {
  border-color: rgba(236, 229, 209, 0.28);
  background: rgba(255, 255, 255, 0.075);
  color: var(--color-text-primary);
}

.ob1-memory-row {
  position: relative;
  overflow: hidden;
  transition:
    background-color 180ms ease,
    transform 180ms ease;
}

.ob1-memory-row::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  transform: translateX(-130%) skewX(-12deg);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.035), transparent);
}

.ob1-memory-row:hover {
  background: var(--color-bg-hover);
}

.ob1-memory-row:hover::after {
  transform: translateX(150%) skewX(-12deg);
  transition: transform 900ms ease-out;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* Selection */
::selection {
  background: var(--color-violet-glow);
  color: var(--color-text-primary);
}

/* Phone landscape: hide desktop sidebar, keep mobile topbar, remove sidebar margin */
@media (orientation: landscape) and (max-height: 600px) {
  aside {
    display: none !important;
  }
  main {
    margin-left: 0 !important;
    padding-top: 48px !important;
  }
  /* Force mobile topbar visible in landscape */
  .md\:hidden {
    display: flex !important;
  }
}