/* ============================================================
   TERMINAL PORTFOLIO — style.css
   ============================================================ */

/* ── CSS custom properties ──────────────────────────────────── */
:root {
  --bg:        #0d0d0d;
  --green:     #00ff41;
  --green-dim: #00a832;
  --text:      #c8c8c8;
  --card-bg:   #111111;
  --gold:      #ffd700;
  --font:      'Courier New', Courier, monospace;
  --max-w:     900px;
}

/* ── 1. CSS reset + base ────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

/* ── 2. Scanline overlay ────────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0, 0, 0, 0.08) 3px,
    rgba(0, 0, 0, 0.08) 4px
  );
  z-index: 9999;
}

/* ── 3. Custom scrollbar ────────────────────────────────────── */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--green-dim);
  border-radius: 2px;
}

/* ── 4. Typography ──────────────────────────────────────────── */
a {
  color: var(--green-dim);
  text-decoration: none;
  transition: color 0.15s;
}

a:hover {
  color: var(--green);
}

.gold {
  color: var(--gold);
}

.indent {
  padding-left: 2ch;
}

/* ── 5. Layout wrapper ──────────────────────────────────────── */
section {
  padding: 80px 24px;
  max-width: var(--max-w);
  margin: 0 auto;
}

#hero {
  max-width: 100%;
  padding: 0;
}

/* ── 6. Section labels ──────────────────────────────────────── */
.section-label {
  color: var(--green-dim);
  font-size: 0.9rem;
  font-weight: normal;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
}

/* ── 7. Scroll reveal ───────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ── 8. Hero ────────────────────────────────────────────────── */
#hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-inner {
  padding: 24px;
  width: 100%;
  max-width: var(--max-w);
}

.prompt {
  display: block;
  color: var(--green);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  margin-bottom: 24px;
}

#typewriter-output {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text);
  min-height: 5em;
}

.line {
  display: block;
  white-space: pre;
}

.line::before {
  content: '> ';
  color: var(--green-dim);
}

/* Cursor blink keyframes */
@keyframes blink {
  0%,
  100% { opacity: 1; }
  50%   { opacity: 0; }
}

.cursor {
  display: inline-block;
  width: 0.6ch;
  height: 1.1em;
  background: var(--green);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

/* Float keyframes */
@keyframes float {
  0%   { transform: translateY(0); }
  50%  { transform: translateY(8px); }
  100% { transform: translateY(0); }
}

.scroll-hint {
  margin-top: 60px;
  color: var(--green-dim);
  font-size: 1.4rem;
  opacity: 0;
  transition: opacity 0.8s ease;
  animation: float 2s ease-in-out infinite;
}

.scroll-hint.visible {
  opacity: 1;
}

/* ── 9. Terminal card ───────────────────────────────────────── */
.terminal-card {
  border: 1px solid var(--green-dim);
  background: var(--card-bg);
  border-radius: 2px;
}

.card-title {
  padding: 8px 16px;
  border-bottom: 1px solid var(--green-dim);
  color: var(--green);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.card-body {
  padding: 20px 16px;
  color: var(--text);
}

.card-body p {
  margin-bottom: 0.3rem;
}

/* ── 10. About ──────────────────────────────────────────────── */
#about .terminal-card {
  max-width: 640px;
}

/* ── 11. Contact ────────────────────────────────────────────── */
.contact-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Link-blink keyframe for hover feedback */
@keyframes link-blink {
  0%   { opacity: 1; }
  50%  { opacity: 0; }
  100% { opacity: 1; }
}

.cli-link {
  display: inline-flex;
  gap: 8px;
  color: var(--text);
  transition: color 0.15s;
  font-size: 0.95rem;
}

.cli-link .arrow {
  color: var(--green-dim);
  transition: color 0.15s;
  display: inline-block;
  width: 1.2ch;
}

.cli-link:hover {
  color: var(--green);
  animation: link-blink 0.15s step-end 1;
}

/* ── 12. Projects grid ──────────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.project-card .card-body p {
  margin: 12px 0;
  font-size: 0.9rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}

.tag {
  background: transparent;
  border: 1px solid var(--green-dim);
  color: var(--green-dim);
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 0.78rem;
  font-family: var(--font);
  transition: background 0.15s, color 0.15s;
}

.tag:hover {
  background: var(--green);
  color: var(--bg);
  border-color: var(--green);
}

.card-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--green-dim);
  font-size: 0.88rem;
  transition: color 0.15s;
}

.card-link:hover {
  color: var(--green);
}

/* ── 13. Skills ─────────────────────────────────────────────── */
.skills-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.skill-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-label {
  color: var(--green-dim);
  font-size: 0.82rem;
  min-width: 14ch;
  flex-shrink: 0;
}

/* ── 14. Mobile responsive ──────────────────────────────────── */
@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 13px;
  }

  section {
    padding: 60px 16px;
  }

  .prompt {
    font-size: 1rem;
  }

  #typewriter-output {
    font-size: 1rem;
  }

  .skill-label {
    min-width: 100%;
  }

  .skill-row {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ── ASCII pet ────────────────────────────────── */
#pet {
  position: fixed;
  bottom: 8px;
  left: 0;
  color: var(--green);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1;
  white-space: pre;
  text-shadow: 0 0 6px var(--green);
  pointer-events: none;
  z-index: 10000;
  will-change: transform;
  user-select: none;
}