/* ─────────────────────────────────────────────
   Tokens — terminal / hacker monochrome
   Scoped under .aibs-portfolio so this can live
   inside a Divi page without leaking into the
   rest of the site's styling.
   ───────────────────────────────────────────── */

.aibs-portfolio {
  /* Monochrome ramp */
  --bg:            #0a0a0b;
  --bg-1:          #101012;
  --bg-2:          #16171a;
  --bg-3:          #1c1e22;
  --line:          #26282d;
  --line-soft:     #1a1c20;
  --fg:            #e7e7e5;
  --fg-dim:        #a9abae;
  --fg-muted:      #6b6e72;
  --fg-faint:      #3e4145;

  /* Signal accent — terminal green, used sparingly */
  --accent:        #9efc8e;
  --accent-dim:    #5ea84f;
  --warn:          #f5c26b;
  --danger:        #ff6a6a;

  /* Type */
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-sans: "Geist", "Inter", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-display: "Geist Mono", "JetBrains Mono", ui-monospace, monospace;

  /* Spacing */
  --pad: 32px;
  --gutter: 24px;

  /* Radii (we barely use them — terminal UI is squared) */
  --r-sm: 2px;
  --r-md: 4px;

  margin: 0;
  overflow-x: hidden;
  max-width: 100vw;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
}

.aibs-portfolio * { box-sizing: border-box; }

/* Hide the default cursor — we replace it with a crosshair — while inside the portfolio */
body.aibs-portfolio-active { cursor: none; overflow-x: hidden; }

/* Restore native cursor on touch devices */
@media (hover: none) {
  body.aibs-portfolio-active { cursor: auto; }
}

.aibs-portfolio a { color: inherit; text-decoration: none; }
.aibs-portfolio button { font: inherit; color: inherit; background: none; border: none; padding: 0; cursor: none; }

.aibs-portfolio ::selection { background: var(--accent); color: var(--bg); }

/* Subtle scanline texture */
body.aibs-portfolio-active::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.05) 0 1px,
    transparent 1px 3px
  );
  mix-blend-mode: overlay;
}

/* Vignette */
body.aibs-portfolio-active::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 201;
  background: radial-gradient(
    ellipse at center,
    transparent 50%,
    rgba(0,0,0,0.45) 100%
  );
}

/* Focus ring */
.aibs-portfolio :focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 3px;
}

/* Utility: grid of 1px lines as background */
.aibs-portfolio .grid-bg {
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* Shared text atoms */
.aibs-portfolio .mono { font-family: var(--font-mono); letter-spacing: -0.01em; }
.aibs-portfolio .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.aibs-portfolio .label-dim { color: var(--fg-faint); }

.aibs-portfolio .prompt::before {
  content: "$ ";
  color: var(--accent);
  font-family: var(--font-mono);
}
.aibs-portfolio .comment {
  font-family: var(--font-mono);
  color: var(--fg-muted);
  font-size: 12px;
}
.aibs-portfolio .comment::before { content: "// "; color: var(--fg-faint); }

.aibs-portfolio .hr {
  height: 1px;
  background: var(--line);
  width: 100%;
}
.aibs-portfolio .hr-dashed {
  border: 0;
  border-top: 1px dashed var(--line);
  margin: 0;
}

/* Section scaffolding */
.aibs-portfolio section { position: relative; }

.aibs-portfolio .section-frame {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 48px;
  padding: 96px var(--pad);
  border-top: 1px solid var(--line);
}
@media (max-width: 760px) {
  .aibs-portfolio .section-frame { grid-template-columns: 1fr; gap: 24px; padding: 64px 20px; }
}

.aibs-portfolio .section-gutter {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: sticky;
  top: 88px;
  align-self: start;
  height: fit-content;
}
.aibs-portfolio .section-gutter .num { color: var(--accent); }

.aibs-portfolio .section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.4vw, 52px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--fg);
  margin: 0 0 8px 0;
}

.aibs-portfolio .section-sub {
  font-family: var(--font-mono);
  color: var(--fg-muted);
  font-size: 13px;
  margin-bottom: 48px;
}

/* Placeholder imagery */
.aibs-portfolio .placeholder-img {
  position: relative;
  background:
    repeating-linear-gradient(
      45deg,
      #141518 0 6px,
      #0f1012 6px 12px
    );
  border: 1px solid var(--line);
  overflow: hidden;
}
.aibs-portfolio .placeholder-img::after {
  content: attr(data-label);
  position: absolute;
  left: 12px;
  bottom: 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  background: rgba(10,10,11,0.85);
  padding: 3px 6px;
  border: 1px solid var(--line);
}

/* Blinking caret */
.aibs-portfolio .caret {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: var(--accent);
  vertical-align: -0.12em;
  margin-left: 2px;
  animation: aibs-blink 1.1s steps(1) infinite;
}
@keyframes aibs-blink { 50% { opacity: 0; } }

/* Reveal on scroll */
.aibs-portfolio .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms cubic-bezier(.2,.7,.2,1), transform 700ms cubic-bezier(.2,.7,.2,1);
}
.aibs-portfolio .reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* Terminal-style table */
.aibs-portfolio .kv {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 4px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.aibs-portfolio .kv dt { color: var(--fg-muted); }
.aibs-portfolio .kv dd { margin: 0; color: var(--fg); }