/* ==============================================
   unixpimps.net — CRT-terminal dark one-pager
   ============================================== */

/* ---------- Custom Properties ---------- */
:root {
  --bg-void: #030303;
  --bg-primary: #080808;
  --bg-secondary: #0e0e0e;
  --bg-surface: #151515;
  --bg-elevated: #1c1c1c;

  --green: #00ff41;
  --green-dim: #00cc33;
  --green-dark: #003d0f;
  --green-glow: 0 0 10px rgba(0, 255, 65, 0.4), 0 0 40px rgba(0, 255, 65, 0.1);
  --green-glow-strong: 0 0 10px rgba(0, 255, 65, 0.6), 0 0 40px rgba(0, 255, 65, 0.2), 0 0 80px rgba(0, 255, 65, 0.1);

  --amber: #ffb000;
  --amber-dim: #cc8c00;

  --red: #ff5f57;
  --yellow: #febc2e;
  --green-dot: #28c840;

  --text: #b8b8b8;
  --text-bright: #e0e0e0;
  --text-muted: #606060;
  --text-dim: #383838;

  --border: #1a1a1a;
  --border-bright: #2a2a2a;

  --font-display: 'Space Mono', monospace;
  --font-body: 'DM Mono', 'SF Mono', 'Fira Mono', monospace;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;

  --max-width: 1100px;
  --nav-height: 64px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg-void);
  overflow-x: hidden;
}

a {
  color: var(--green);
  text-decoration: none;
  transition: color 0.2s, text-shadow 0.2s;
}

a:hover {
  text-shadow: var(--green-glow);
}

strong {
  color: var(--text-bright);
  font-weight: 500;
}

::selection {
  background: var(--green);
  color: var(--bg-void);
}

/* ---------- CRT Overlays ---------- */
.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.02;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
  position: relative;
}

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

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(3, 3, 3, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}

.nav.scrolled {
  background: rgba(3, 3, 3, 0.95);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-bright);
  letter-spacing: -0.02em;
}

.nav-brand:hover {
  color: var(--green);
  text-shadow: var(--green-glow);
}

.nav-logo {
  display: block;
}

.nav-links {
  display: flex;
  gap: var(--space-md);
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--green);
  text-shadow: var(--green-glow);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: all 0.3s;
  transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(3, 3, 3, 0.97);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: var(--space-sm) var(--space-md);
  z-index: 999;
  flex-direction: column;
  gap: var(--space-xs);
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-muted);
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--border);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

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

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Radial glow behind logo */
.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -55%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 255, 65, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

/* Dot grid */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(0, 255, 65, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 45%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 45%, black 20%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  animation: fadeIn 1s ease;
}

.hero-logo {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--space-lg);
  animation: floatIn 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.logo-svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 0 40px rgba(0, 255, 65, 0.12));
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  color: var(--text-bright);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: var(--space-sm);
}

.hero-prompt {
  color: var(--green);
  text-shadow: var(--green-glow);
  margin-right: 0.1em;
}

.hero-tld {
  color: var(--text-muted);
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 2vw, 1.05rem);
  color: var(--text-muted);
  min-height: 2em;
  margin-bottom: var(--space-lg);
}

.cursor-blink {
  color: var(--green);
  animation: blink 1s step-end infinite;
  font-size: 0.85em;
}

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

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-dim);
  padding: var(--space-xs) var(--space-sm);
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all 0.3s;
  letter-spacing: 0.05em;
}

.hero-cta:hover {
  color: var(--green);
  border-color: var(--green-dark);
  text-shadow: none;
  background: rgba(0, 255, 65, 0.03);
}

.hero-cta svg {
  animation: bobDown 2s ease-in-out infinite;
}

@keyframes bobDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ---------- Section Headings ---------- */
.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.prompt {
  color: var(--green);
  text-shadow: var(--green-glow);
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.about-lead {
  font-size: 1.1rem;
  color: var(--text-bright);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.about-text p + p {
  margin-top: var(--space-sm);
}

/* ---------- Terminal Window ---------- */
.terminal-window {
  background: var(--bg-primary);
  border: 1px solid var(--border-bright);
  border-radius: 10px;
  overflow: hidden;
  font-family: var(--font-body);
  font-size: 0.85rem;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.02) inset;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.terminal-dot.red { background: var(--red); }
.terminal-dot.yellow { background: var(--yellow); }
.terminal-dot.green { background: var(--green-dot); }

.terminal-title {
  margin-left: 10px;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.terminal-body {
  padding: var(--space-sm) var(--space-md);
}

.terminal-line {
  white-space: pre;
  line-height: 2;
}

.t-prompt {
  color: var(--green);
  text-shadow: var(--green-glow);
}

.t-key {
  color: var(--amber);
  display: inline-block;
  min-width: 14ch;
}

/* ---------- Projects ---------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.project-card {
  display: block;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: var(--space-md);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  color: var(--text);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--green-dim));
  opacity: 0;
  transition: opacity 0.35s;
}

.project-card:hover {
  border-color: var(--border-bright);
  background: var(--bg-surface);
  transform: translateY(-3px);
  text-shadow: none;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 255, 65, 0.05);
}

.project-card:hover::before {
  opacity: 1;
  box-shadow: 0 0 24px rgba(0, 255, 65, 0.15);
}

.project-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: var(--space-xs);
}

.project-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-sm);
}

.project-link {
  font-size: 0.8rem;
  color: var(--green-dim);
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

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

/* ---------- Contact ---------- */
.contact-content {
  max-width: 600px;
}

.contact-content .terminal-window a {
  color: var(--green);
}

.contact-content .terminal-window a:hover {
  text-shadow: var(--green-glow);
}

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-meta {
  color: var(--text-dim);
}

.green {
  color: var(--green-dim);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --space-xl: 5rem;
    --space-lg: 3rem;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .hero-logo {
    width: 120px;
    height: 120px;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-xs);
    text-align: center;
  }

  .terminal-line {
    font-size: 0.8rem;
  }
}

@media (max-width: 480px) {
  body {
    font-size: 14px;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .section-heading {
    font-size: 1.3rem;
  }

  .hero-logo {
    width: 100px;
    height: 100px;
    margin-bottom: var(--space-md);
  }

  .terminal-body {
    padding: var(--space-xs) var(--space-sm);
    overflow-x: auto;
  }

  .t-key {
    min-width: 11ch;
  }

  .project-card {
    padding: var(--space-sm);
  }
}