/* =====================================================================
   danzy ~/bio
   design tokens & reset
   ===================================================================== */

:root {
  /* warm-dark palette — never pure black, never pure white */
  --c-bg:          #0F0F0E;
  --c-bg-deep:     #0B0B0A;
  --c-surface:     #16151350;
  --c-surface-2:   #1A1917;

  --c-border:      #2A2725;
  --c-border-soft: #1F1D1B;

  --c-text:        #E8E6E1;  /* primary, warm off-white */
  --c-text-2:      #9A9690;  /* secondary, muted */
  --c-text-3:      #6E6A65;  /* tertiary, hints */

  --c-accent:      #7AA7F4;  /* Arch-blue, desaturated */
  --c-accent-deep: #1F6C9F;  /* linked */

  --c-tag-bg:      #1E2A38;
  --c-tag-fg:      #A9CBF7;
  --c-tag-2-bg:    #223127;
  --c-tag-2-fg:    #B6D9B9;

  /* type */
  --f-display: 'Instrument Serif', 'Newsreader', 'Lyon Text', Georgia, serif;
  --f-mono:    'JetBrains Mono', 'SF Mono', ui-monospace, 'Cascadia Code', monospace;
  --f-body:    'Geist', 'Inter Tight', -apple-system, BlinkMacSystemFont,
               'Segoe UI', system-ui, sans-serif;

  /* spacing */
  --pad-y:        clamp(5rem, 9vw, 8rem);
  --pad-x:        clamp(1.25rem, 4vw, 3rem);
  --maxw-prose:   42rem;
  --maxw-page:    72rem;

  /* motion */
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-soft: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out:  cubic-bezier(0.77, 0, 0.175, 1);
  --dur-fast:     140ms;
  --dur-med:      220ms;
  --dur-slow:     600ms;

  /* fonts preload compensation */
  --leading-display: 1.04;
  --leading-body:    1.7;
  --tracking-display: -0.025em;
}

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

html {
  background: var(--c-bg);
  color-scheme: dark;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'kern' 1, 'liga' 1, 'calt' 1;
}

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-body);
  font-size: 16px;
  line-height: var(--leading-body);
  font-weight: 400;
  min-height: 100vh;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

/* font-loading-flicker guard */
.fonts-loading body {
  font-family: var(--f-body);
}

/* =====================================================================
   ambient drift — slow radial glow as if from a CRT
   ===================================================================== */

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(
      circle at 88% 8%,
      rgba(122, 167, 244, 0.045) 0%,
      transparent 38%
    ),
    radial-gradient(
      circle at 8% 100%,
      rgba(207, 167, 121, 0.025) 0%,
      transparent 42%
    );
  animation: ambient-drift 64s var(--ease-in-out) infinite alternate;
  will-change: transform;
}

@keyframes ambient-drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-2vw, 1.5vh, 0) scale(1.05); }
}

/* =====================================================================
   page shell
   ===================================================================== */

.page {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--maxw-page);
  margin: 0 auto;
  padding:
    clamp(3rem, 8vw, 6rem) var(--pad-x)
    clamp(4rem, 10vw, 8rem);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger child reveals if a container has multiple [data-reveal] directly
   under it. */
.reveal[data-reveal] { transition-delay: 0ms; }

/* per-card stagger handled in JS via --index */

/* =====================================================================
   TERMINAL — ASCII header
   ===================================================================== */

.terminal {
  margin-block-end: clamp(3rem, 7vw, 5rem);
  border: 1px solid var(--c-border);
  border-radius: 8px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.012) 0%,
    transparent 30%
  );
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.015) inset,
    0 8px 32px -16px rgba(0, 0, 0, 0.4);
}

.terminal__chrome {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 0.9rem;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg-deep);
}

.terminal__dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-border);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.terminal__dot:nth-child(1) { background: #4A3F39; }
.terminal__dot:nth-child(2) { background: #4A4633; }
.terminal__dot:nth-child(3) { background: #3D4D3D; }

.terminal__path {
  margin-inline-start: auto;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--c-text-3);
}

.terminal__body {
  padding: 1.4rem 1.3rem 1.5rem;
  overflow-x: auto;
}

.ascii {
  margin: 0 0 1.25rem;
  font-family: var(--f-mono);
  font-size: clamp(0.62rem, 1.05vw, 0.84rem);
  line-height: 1.35;
  color: var(--c-text);
  white-space: pre;
  letter-spacing: 0;
  /* subtle CRT feel */
  text-shadow: 0 0 0.5px rgba(232, 230, 225, 0.18);
}

.ascii__pending {
  color: var(--c-text-2);
}

/* caret for the cursor-after-prompt row */
.prompt-line {
  margin: 0;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--c-text-2);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
}

.prompt-glyph   { color: var(--c-accent); }
.prompt-user    { color: var(--c-text); }
.prompt-sep,
.prompt-path    { color: var(--c-text-2); }
.prompt-dollar  { color: var(--c-text); }

.prompt-cursor {
  display: inline-block;
  width: 0.55em;
  height: 1em;
  background: var(--c-text);
  vertical-align: -0.15em;
  margin-inline-start: 0.1em;
  animation: cursor-blink 1.05s steps(2) infinite;
  opacity: 0.85;
}

@keyframes cursor-blink {
  50% { opacity: 0; }
}

/* =====================================================================
   INTRO / DISPLAY
   ===================================================================== */

.intro {
  margin-block-end: var(--pad-y);
}

.eyebrow {
  margin: 0 0 1.5rem;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-text-3);
}

.display {
  margin: 0 0 1.6rem;
  font-family: var(--f-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 5.8vw, 4.4rem);
  line-height: var(--leading-display);
  letter-spacing: var(--tracking-display);
  color: var(--c-text);
  max-width: 18ch;
}

.display__italic {
  font-style: italic;
  color: var(--c-text-2);
}

.intro__meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--c-text-2);
  letter-spacing: 0.01em;
}

.intro__meta .bullet {
  color: var(--c-text-3);
}

/* =====================================================================
   SECTION HEADING
   ===================================================================== */

.section-heading {
  margin: 0 0 2.2rem;
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-text-2);
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
}

.section-heading__index {
  color: var(--c-accent);
  font-weight: 500;
}

.section-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--c-border);
  margin-inline-start: 0.5rem;
  align-self: center;
}

/* =====================================================================
   ABOUT / prose
   ===================================================================== */

.about {
  margin-block-end: var(--pad-y);
}

.prose {
  max-width: var(--maxw-prose);
  font-size: 1.0625rem;
  color: var(--c-text);
}

.prose p {
  margin: 0 0 1.25rem;
}

.prose p:last-child {
  margin-bottom: 0;
}

.inline-mono {
  font-family: var(--f-mono);
  font-size: 0.92em;
  color: var(--c-text-2);
  background: var(--c-tag-bg);
  padding: 0.08em 0.45em;
  border-radius: 4px;
  border: 1px solid var(--c-border);
}

/* =====================================================================
   LINKS
   ===================================================================== */

.links {
  margin-block-end: var(--pad-y);
}

.link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--c-border);
}

.link-list__item {
  border-bottom: 1px solid var(--c-border);
}

.link-row {
  display: grid;
  grid-template-columns: auto 6.5rem 1fr auto;
  align-items: baseline;
  gap: 1.2rem;
  padding: 1.05rem 0.4rem;
  font-family: var(--f-mono);
  font-size: 0.86rem;
  color: var(--c-text-2);
  position: relative;
  transition:
    color var(--dur-fast) var(--ease-out),
    padding-inline-start var(--dur-med) var(--ease-out-soft);
}

.link-row__glyph {
  display: inline-block;
  width: 1ch;
  color: var(--c-text-3);
  transition:
    transform var(--dur-med) var(--ease-out),
    color var(--dur-fast) var(--ease-out);
  will-change: transform;
}

.link-row__label {
  font-family: var(--f-mono);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--c-text);
}

.link-row__hint {
  color: var(--c-text-2);
  font-family: var(--f-body);
  font-size: 0.92rem;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
}

.link-row__url {
  color: var(--c-text-3);
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  transition: color var(--dur-fast) var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .link-row:hover {
    color: var(--c-text);
    padding-inline-start: 0.7rem;
  }
  .link-row:hover .link-row__glyph {
    transform: translateX(4px);
    color: var(--c-accent);
  }
  .link-row:hover .link-row__url {
    color: var(--c-accent);
  }
  .link-row:active {
    transform: scale(0.997);
    transition: transform 100ms var(--ease-out);
  }
}

@media (max-width: 720px) {
  .link-row {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    gap: 0.35rem 0.9rem;
    padding: 1.1rem 0.2rem;
  }
  .link-row__glyph   { grid-row: 1 / span 2; }
  .link-row__hint,
  .link-row__url     { grid-column: 2; }
}

/* =====================================================================
   FOOTER / colophon
   ===================================================================== */

.colophon {
  margin-block-start: calc(var(--pad-y) * 0.7);
  padding-block-start: 2.5rem;
  border-top: 1px solid var(--c-border);
  font-family: var(--f-mono);
}

.colophon__line {
  margin: 0 0 0.8rem;
  font-size: 0.82rem;
  color: var(--c-text-2);
}

.colophon__cmd {
  color: var(--c-text);
}

.colophon__meta {
  margin: 0;
  font-family: var(--f-body);
  font-size: 0.84rem;
  color: var(--c-text-3);
  line-height: 1.6;
}

/* =====================================================================
   REDUCED MOTION — strip displacement, keep opacity
   ===================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    transition-delay: 0ms !important;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }

  .ambient {
    animation: none;
  }

  .prompt-cursor {
    animation: none;
    opacity: 0.85;
  }
}