/* ============================================================
   ryanmerck.com
   Cool-grey tech theme, all-mono typography, no color accents.
   ============================================================ */

:root {
  /* Surface (cool greys, slight blue cast) */
  --canvas:       #0B0E13;
  --surface:      #13171F;
  --surface-2:    #1A1F29;

  /* Ink */
  --ink:          #DFE3EB;
  --ink-2:        #B4BAC6;
  --ink-3:        #8B92A0;
  --ink-4:        #5D6470;
  --ink-5:        #3E4450;

  /* Rules */
  --line:         #1D2028;
  --line-strong:  #2A2E38;

  /* Type */
  --mono:  'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, 'Courier New', monospace;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;

  /* Layout */
  --radius-sm:    2px;
  --ease:         180ms cubic-bezier(0.2, 0, 0, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

html {
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-variant-ligatures: none;
}

body {
  display: grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100vh;
  background:
    radial-gradient(1200px 700px at 50% 45%, rgba(255, 255, 255, 0.015), transparent 60%),
    var(--canvas);
  position: relative;
  overflow-x: hidden;
}

/* Subtle dot grid, fades toward edges */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(223, 227, 235, 0.045) 1px, transparent 0);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 30%, transparent 90%);
  pointer-events: none;
  z-index: 0;
}

::selection {
  background: var(--ink);
  color: var(--canvas);
}

/* ============================================================
   RAILS (top and bottom technical strips)
   ============================================================ */
.rail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.5rem;
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--ink-3);
  position: relative;
  z-index: 2;
}

.rail-top { border-bottom: 1px solid var(--line); }
.rail-bottom { border-top: 1px solid var(--line); }

.rail-cell {
  display: inline-flex;
  align-items: baseline;
  gap: 0.625rem;
  white-space: nowrap;
}

.dim {
  color: var(--ink-4);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.625rem;
}

.sep {
  color: var(--ink-5);
}

/* ============================================================
   STAGE (main hero area)
   ============================================================ */
.stage {
  display: grid;
  place-items: center;
  padding: 3rem 1.5rem;
  position: relative;
  z-index: 1;
}

.console {
  width: min(560px, 100%);
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.console-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.6875rem;
  color: var(--ink-3);
  padding-bottom: 0.875rem;
  border-bottom: 1px solid var(--line);
}

.console-meta .dim {
  letter-spacing: 0.14em;
}

/* ============================================================
   PROMPT + TYPEWRITER
   ============================================================ */
.prompt-line {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: clamp(1.5rem, 4.5vw, 2.125rem);
  line-height: 1.2;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--ink);
  min-height: 1.2em;
}

.prompt {
  color: var(--ink-4);
  font-weight: 300;
  user-select: none;
}

.typed {
  color: var(--ink);
  font-weight: 500;
}

.cursor {
  display: inline-block;
  width: 0.55ch;
  height: 1.05em;
  background: var(--ink);
  margin-left: 0.12ch;
  transform: translateY(0.1em);
  animation: blink 1.05s steps(2, end) infinite;
}

@keyframes blink {
  0%, 50%   { opacity: 1; }
  50.01%, 100% { opacity: 0; }
}

/* ============================================================
   META GRID (contact / related rows)
   ============================================================ */
.meta-grid {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 1.75rem;
  row-gap: 0.625rem;
  font-size: 0.875rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--line);
  padding-top: 1.25rem;
}

.meta-grid dt {
  color: var(--ink-4);
  text-transform: uppercase;
  font-size: 0.625rem;
  letter-spacing: 0.18em;
  padding-top: 0.4em;
}

.meta-grid dd {
  margin: 0;
  color: var(--ink);
}

.meta-grid a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 1px;
  transition: color var(--ease), border-color var(--ease);
}

.meta-grid a:hover,
.meta-grid a:focus-visible {
  color: var(--ink);
  border-bottom-color: var(--ink);
  outline: none;
}

:focus-visible {
  outline: 1.5px solid var(--ink);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 520px) {
  .rail {
    padding: 0.75rem 1rem;
    font-size: 0.625rem;
  }
  .rail-cell {
    gap: 0.5rem;
  }
  .stage {
    padding: 2rem 1.25rem;
  }
  .console {
    gap: 1.375rem;
  }
  .prompt-line {
    gap: 0.5rem;
  }
  .meta-grid {
    grid-template-columns: 1fr;
    row-gap: 0.875rem;
  }
  .meta-grid dt {
    padding-top: 0;
    margin-bottom: 0.25rem;
  }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; opacity: 1; }
  * { transition-duration: 0.01ms !important; }
}

/* ============================================================
   PRINT
   ============================================================ */
@media print {
  body { background: white; color: black; }
  body::before { display: none; }
  .rail { border-color: #CCC; color: #333; }
  .dim, .sep { color: #666; }
  .prompt, .cursor { display: none; }
  .meta-grid a { color: black; border-color: black; }
}