/* Nel404 Labs — Demo C: Workshop Terminal
   Palette: near-white #f4f4f0 bg, charcoal #1a1a1a text, electric green #00ff88 accent
   Font: IBM Plex Mono (Google Fonts)
*/

/* ── Reset & Base ────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f4f4f0;
  --bg-alt:    #ebebe7;
  --surface:   #e8e8e4;
  --border:    #c8c8c4;
  --text:      #1a1a1a;
  --muted:     #555550;
  --accent:    #00b862;       /* green — slightly toned for light bg legibility */
  --accent-hi: #00ff88;       /* pure green for decorative elements */
  --danger:    #cc3300;
  --font-mono: 'IBM Plex Mono', 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --font-sans: 'IBM Plex Sans', system-ui, sans-serif;
  --max-w:     72rem;
  --gap:       1.5rem;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-mono);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

/* CRT scanline overlay — tasteful, light */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0,0,0,0.025) 3px,
    rgba(0,0,0,0.025) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ── Typography ──────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-mono);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: clamp(1.6rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.2rem, 3vw, 1.8rem); }
h3 { font-size: clamp(1rem, 2vw, 1.25rem); }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--text); }

strong { font-weight: 700; }
code { font-family: var(--font-mono); font-size: 0.9em; }

/* ── Layout ──────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4rem 0;
}

.section + .section {
  border-top: 1px solid var(--border);
}

/* ── Dividers ────────────────────────────────────── */
.divider {
  color: var(--border);
  letter-spacing: -1px;
  margin: 2rem 0;
  overflow: hidden;
  white-space: nowrap;
  font-size: 0.85rem;
}

/* ── Terminal Prompt Headers ─────────────────────── */
.prompt-header {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.prompt-header .prompt-path {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
}

.prompt-header .prompt-cmd {
  color: var(--text);
  font-size: 0.9rem;
}

.prompt-header h2 {
  display: none;
}

/* ── Navigation ──────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.nav-logo {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo .logo-name { color: var(--text); }
.nav-logo .logo-sub {
  font-size: 0.6rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--muted);
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

/* ── Hero ────────────────────────────────────────── */
.hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border);
}

.hero-pre {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-pre::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-headline {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  max-width: 40ch;
}

/* The typed text container — visible even without JS */
.typed-text {
  color: var(--text);
}

.cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

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

.hero-sub {
  font-size: 1rem;
  color: var(--muted);
  max-width: 52ch;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.65rem 1.4rem;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: transparent;
  color: var(--accent);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── Cards grid ──────────────────────────────────── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  border: 1px solid var(--border);
  padding: 1.5rem;
  background: var(--surface);
  position: relative;
}

.card:hover {
  border-color: var(--accent);
}

.card-tag {
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.card h3 {
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.card p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0;
}

/* ── Work tiles ──────────────────────────────────── */
.work-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.work-card {
  border: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: border-color 0.2s;
}

.work-card:hover { border-color: var(--accent); color: inherit; }

.work-card-thumb {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  padding: 1.5rem;
  min-height: 140px;
  display: flex;
  align-items: flex-start;
  white-space: pre;
  overflow: hidden;
  line-height: 1.5;
}

.work-card-body { padding: 1.25rem; }
.work-card-body h3 { font-size: 0.95rem; margin-bottom: 0.5rem; }
.work-card-body p { font-size: 0.8rem; color: var(--muted); margin-bottom: 0.75rem; }
.work-card-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--border);
  color: var(--muted);
  background: var(--bg);
}

/* ── Case study page ─────────────────────────────── */
.case-hero {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--border);
}

.case-hero .breadcrumb {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

.case-hero .breadcrumb a { color: var(--muted); }
.case-hero .breadcrumb a:hover { color: var(--accent); }

.case-body {
  padding: 3rem 0;
}

.case-body .two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.case-pre {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 1.25rem 1.5rem;
  font-size: 0.85rem;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 1.5rem 0;
  line-height: 1.6;
}

.stack-chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

/* ── About image ─────────────────────────────────── */
.about-photo {
  width: 100%;
  max-width: 600px;
  height: 320px;
  object-fit: cover;
  filter: grayscale(40%) contrast(1.05);
  border: 1px solid var(--border);
  display: block;
  margin: 2rem 0;
}

/* ── Contact form ────────────────────────────────── */
.contact-form {
  display: grid;
  gap: 1rem;
  max-width: 560px;
}

.contact-form label {
  font-size: 0.8rem;
  color: var(--muted);
  display: block;
  margin-bottom: 0.25rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.65rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: var(--accent);
}

.contact-form textarea { min-height: 140px; resize: vertical; }

/* ── Footer ──────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.site-footer .container {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: start;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.8rem;
}

.footer-links a:hover { color: var(--accent); }

.footer-copy { margin-bottom: 0.25rem; }

/* ── Terminal block ──────────────────────────────── */
.terminal-block {
  background: #1a1a1a;
  color: #f4f4f0;
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  padding: 1.5rem;
  font-size: 0.85rem;
  line-height: 1.7;
  margin: 2rem 0;
  overflow-x: auto;
}

.terminal-block .t-prompt { color: var(--accent); }
.terminal-block .t-cmd { color: #f4f4f0; }
.terminal-block .t-output { color: #888; }
.terminal-block .t-comment { color: #555; }

/* ── Ascii art logo ──────────────────────────────── */
.ascii-logo {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--text);
  display: block;
  white-space: pre;
}

.ascii-logo .accent { color: var(--accent); }

/* ── Inline highlight ────────────────────────────── */
.hl { color: var(--accent); font-weight: 700; }
.muted { color: var(--muted); }
.small { font-size: 0.8rem; }

/* ── Services detail ─────────────────────────────── */
.service-num {
  font-size: 0.7rem;
  color: var(--accent);
  font-weight: 700;
  display: block;
  margin-bottom: 0.25rem;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 640px) {
  .site-nav .container { flex-direction: column; align-items: flex-start; }
  .nav-links { gap: 1rem; }
  .section { padding: 2.5rem 0; }
  .hero { padding: 3rem 0 2.5rem; }
  .divider { letter-spacing: 0; }
  .case-body .two-col { grid-template-columns: 1fr; gap: 2rem; }
  .site-footer .container { grid-template-columns: 1fr; }
  .terminal-block { font-size: 0.78rem; }
  .work-card-thumb { font-size: 0.68rem; }
}

@media (max-width: 400px) {
  :root { font-size: 14px; }
  .nav-links { gap: 0.75rem; }
  .hero-headline { font-size: 1.5rem; }
}

/* ── Print ───────────────────────────────────────── */
@media print {
  body::before { display: none; }
  .site-nav, .hero-actions { display: none; }
}