/* ============================================
   nulltolife.com — stylesheet
   ============================================ */

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

:root {
  --bg:        #0a0a0f;
  --bg-alt:    #0f0f18;
  --surface:   #14141f;
  --border:    #1e1e2e;
  --text:      #c8c8d8;
  --text-dim:  #6e6e8a;
  --heading:   #e8e8f0;
  --accent:    #00e5a0;
  --accent2:   #00b8ff;
  --red:       #ff5f57;
  --yellow:    #febc2e;
  --green:     #28c840;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --max-w:     1120px;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent2); }

code {
  font-family: var(--font-mono);
  background: var(--surface);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--accent);
}

/* --- Background effects --- */
.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

.bg-glow {
  position: fixed; z-index: -1;
  top: -40%; left: -20%;
  width: 80vw; height: 80vw;
  background: radial-gradient(circle, rgba(0,229,160,.06) 0%, transparent 60%);
  pointer-events: none;
  animation: drift 20s ease-in-out infinite alternate;
}

@keyframes drift {
  to { transform: translate(30vw, 20vh); }
}

/* --- Container --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

/* --- Navigation --- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
  background: rgba(10,10,15,.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.logo-null { color: var(--text-dim); }
.logo-to   { color: var(--text); }
.logo-life { color: var(--accent); }

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover { color: var(--accent); }

.nav-toggle {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: .3s;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed; top: 60px; left: 0; right: 0; z-index: 99;
  flex-direction: column;
  padding: 24px 32px;
  background: rgba(10,10,15,.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a {
  color: var(--text-dim);
  font-size: 1.1rem;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }

@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
  padding: 120px 32px 80px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.hero h1 {
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.2;
  margin-bottom: 24px;
}
.line { display: block; }
.kw  { color: var(--accent2); }
.val { color: var(--accent); }
.cursor {
  color: var(--accent);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 440px;
  margin-bottom: 32px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all .25s;
  border: 1.5px solid transparent;
}

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

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

/* Terminal */
.hero-terminal { perspective: 800px; }

.terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.4);
  transform: rotateY(-2deg) rotateX(1deg);
  transition: transform .4s;
}
.terminal:hover { transform: rotateY(0) rotateX(0); }

.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: rgba(255,255,255,.03);
  border-bottom: 1px solid var(--border);
}

.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red    { background: var(--red); }
.dot.yellow { background: var(--yellow); }
.dot.green  { background: var(--green); }
.terminal-title {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.terminal-body {
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.9;
}

.term-line { white-space: nowrap; }
.prompt { color: var(--accent); }
.cmd    { color: var(--heading); }
.output { color: var(--text-dim); }
.blink  { animation: blink 1s step-end infinite; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-terminal { display: none; }
}

/* --- Sections --- */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-alt); }

.section-title {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  color: var(--heading);
  margin-bottom: 48px;
}
.accent { color: var(--accent); margin-right: 6px; }

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-text p { margin-bottom: 16px; }
.about-text strong { color: var(--heading); }

.about-stats { display: flex; flex-direction: column; gap: 16px; }

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px 24px;
  display: flex; align-items: center; gap: 16px;
  transition: border-color .25s, transform .25s;
}
.stat-card:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.stat-icon {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--accent);
  min-width: 40px;
  text-align: center;
}
.stat-label {
  font-weight: 700;
  color: var(--heading);
  font-size: 1rem;
}
.stat-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
}

@media (max-width: 700px) {
  .about-grid { grid-template-columns: 1fr; }
}

/* --- Projects --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: border-color .25s, transform .25s;
  display: flex; flex-direction: column;
}
.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.project-status {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
}
.status-dot.live { background: var(--green); box-shadow: 0 0 8px var(--green); }
.status-dot.wip  { background: var(--yellow); box-shadow: 0 0 8px var(--yellow); }
.status-dot.idea { background: var(--accent2); box-shadow: 0 0 8px var(--accent2); }

.project-card h3 {
  font-family: var(--font-mono);
  color: var(--heading);
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.project-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  flex: 1;
  margin-bottom: 16px;
}

.project-tags {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 16px;
}
.project-tags span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 4px 10px;
  background: rgba(0,229,160,.08);
  color: var(--accent);
  border-radius: 4px;
  border: 1px solid rgba(0,229,160,.15);
}

.project-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  align-self: flex-start;
}

/* --- Blog --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.blog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: border-color .25s;
}
.blog-card:hover { border-color: var(--accent); }

.blog-card time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.blog-card h3 {
  font-family: var(--font-mono);
  color: var(--heading);
  font-size: 1.1rem;
  margin: 8px 0;
}

.blog-card p {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.blog-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* --- Contact --- */
.contact-content {
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.contact-content p {
  font-size: 1.15rem;
  color: var(--text-dim);
  margin-bottom: 28px;
}

.contact-links {
  display: flex; gap: 16px; justify-content: center; flex-wrap: wrap;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-dim);
}

@media (max-width: 480px) {
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}

/* --- Scroll reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}