/* ============================================================
   SPAMJAMMER — RETRO / VINTAGE DESIGN SYSTEM
   A love letter to retro computing and gaming aesthetics
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* --- CSS Variables --- */
:root {
  --neon-green: #39FF14;
  --neon-green-dim: #39ff1480;
  --hot-magenta: #FF00FF;
  --hot-magenta-dim: #ff00ff60;
  --electric-orange: #FF6600;
  --electric-orange-dim: #ff660060;
  --crt-green: #00FF41;
  --crt-amber: #FFB000;
  --cyan: #00FFFF;
  --cyan-dim: #00ffff50;
  --red: #FF0040;

  --bg-dark: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --border-color: #333333;
  --border-neon: var(--neon-green);

  --text-primary: #e0e0e0;
  --text-secondary: #999999;
  --text-dim: #555555;

  --font-pixel: 'Press Start 2P', monospace;
  --font-terminal: 'VT323', monospace;
  --font-body: 'Space Mono', monospace;

  --glow-green: 0 0 10px var(--neon-green), 0 0 20px var(--neon-green-dim);
  --glow-magenta: 0 0 10px var(--hot-magenta), 0 0 20px var(--hot-magenta-dim);
  --glow-orange: 0 0 10px var(--electric-orange), 0 0 20px var(--electric-orange-dim);
  --glow-cyan: 0 0 10px var(--cyan), 0 0 20px var(--cyan-dim);

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;

  --max-width: 1200px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* --- Scanline Overlay --- */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
}

/* --- Grid Background --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-pixel);
  line-height: 1.6;
  letter-spacing: 1px;
}

h1 {
  font-size: clamp(1.2rem, 3vw, 2rem);
  color: var(--neon-green);
  text-shadow: var(--glow-green);
}

h2 {
  font-size: clamp(0.9rem, 2vw, 1.3rem);
  color: var(--crt-green);
  text-shadow: var(--glow-green);
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  color: var(--electric-orange);
  text-shadow: var(--glow-orange);
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 0.7rem;
  color: var(--cyan);
  text-shadow: var(--glow-cyan);
}

p {
  font-family: var(--font-terminal);
  font-size: 1.3rem;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--hot-magenta);
  text-shadow: var(--glow-magenta);
}

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

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

.cursor::after {
  content: '_';
  animation: blink 1s step-end infinite;
  color: var(--neon-green);
}

/* --- Retro Border Box --- */
.retro-box {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: 0;
  padding: var(--spacing-md);
  position: relative;
}

.retro-box::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  border: 1px solid rgba(57, 255, 20, 0.1);
  pointer-events: none;
}

/* --- Terminal Window Card --- */
.terminal-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.terminal-card__header {
  background: #1a1a1a;
  border-bottom: 2px solid var(--border-color);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--text-secondary);
}

.terminal-card__dots {
  display: flex;
  gap: 6px;
  margin-right: 0.5rem;
}

.terminal-card__dots span {
  width: 10px;
  height: 10px;
  border-radius: 0;
  border: 1px solid;
}

.terminal-card__dots span:nth-child(1) { background: var(--red); border-color: #cc0033; }
.terminal-card__dots span:nth-child(2) { background: var(--crt-amber); border-color: #cc8c00; }
.terminal-card__dots span:nth-child(3) { background: var(--neon-green); border-color: #2dcc10; }

.terminal-card__body {
  padding: var(--spacing-md);
}

/* --- CRT Glow Effect on Cards --- */
.crt-glow {
  box-shadow:
    inset 0 0 60px rgba(57, 255, 20, 0.03),
    0 0 15px rgba(57, 255, 20, 0.05);
}

/* --- Buttons --- */
.btn {
  font-family: var(--font-pixel);
  font-size: 0.7rem;
  padding: 1rem 2rem;
  border: 3px solid;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
  position: relative;
  transition: all 0.1s;
  text-decoration: none;
}

/* 3D press effect */
.btn-primary {
  background: var(--neon-green);
  color: #000;
  border-color: var(--neon-green);
  box-shadow:
    4px 4px 0 #1a8a0a,
    inset 0 -3px 0 #1a8a0a,
    inset 0 3px 0 #6fff55;
  text-shadow: none;
}

.btn-primary:hover {
  background: #4dff33;
  color: #000;
  text-shadow: none;
  transform: translate(1px, 1px);
  box-shadow:
    3px 3px 0 #1a8a0a,
    inset 0 -3px 0 #1a8a0a,
    inset 0 3px 0 #6fff55;
}

.btn-primary:active {
  transform: translate(4px, 4px);
  box-shadow:
    0 0 0 #1a8a0a,
    inset 0 -3px 0 #1a8a0a,
    inset 0 3px 0 #6fff55;
}

.btn-secondary {
  background: transparent;
  color: var(--hot-magenta);
  border-color: var(--hot-magenta);
  box-shadow: 4px 4px 0 #8a008a;
}

.btn-secondary:hover {
  background: var(--hot-magenta);
  color: #000;
  text-shadow: none;
  transform: translate(1px, 1px);
  box-shadow: 3px 3px 0 #8a008a;
}

.btn-secondary:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 #8a008a;
}

.btn-orange {
  background: var(--electric-orange);
  color: #000;
  border-color: var(--electric-orange);
  box-shadow: 4px 4px 0 #993d00;
  text-shadow: none;
}

.btn-orange:hover {
  background: #ff8533;
  color: #000;
  text-shadow: none;
  transform: translate(1px, 1px);
  box-shadow: 3px 3px 0 #993d00;
}

/* --- Navigation --- */
.nav {
  background: #0d0d0d;
  border-bottom: 2px solid var(--neon-green);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(57, 255, 20, 0.15);
}

.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
}

.nav__logo {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--neon-green);
  text-shadow: var(--glow-green);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__logo-icon {
  font-size: 1.2rem;
}

.nav__menu {
  display: flex;
  list-style: none;
  gap: 0;
  align-items: center;
}

.nav__link {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 1.2rem 1rem;
  display: block;
  border-left: 1px solid var(--border-color);
  transition: all 0.2s;
  text-transform: uppercase;
}

.nav__link:hover,
.nav__link--active {
  color: var(--neon-green);
  background: rgba(57, 255, 20, 0.05);
  text-shadow: var(--glow-green);
}

.nav__cta {
  margin-left: 0.5rem;
}

.nav__cta .btn {
  font-size: 0.5rem;
  padding: 0.6rem 1rem;
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: 2px solid var(--neon-green);
  padding: 8px;
}

.nav__hamburger span {
  width: 20px;
  height: 2px;
  background: var(--neon-green);
  display: block;
  transition: all 0.3s;
}

/* --- Footer --- */
.footer {
  background: #050505;
  border-top: 2px solid var(--neon-green);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer__brand {
  font-family: var(--font-pixel);
  font-size: 0.75rem;
  color: var(--neon-green);
  text-shadow: var(--glow-green);
  margin-bottom: var(--spacing-sm);
}

.footer__desc {
  font-family: var(--font-terminal);
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 300px;
}

.footer__heading {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--electric-orange);
  text-shadow: var(--glow-orange);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.footer__links {
  list-style: none;
}

.footer__links li {
  margin-bottom: 0.5rem;
}

.footer__links a {
  font-family: var(--font-terminal);
  font-size: 1.1rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer__links a::before {
  content: '> ';
  color: var(--text-dim);
}

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

.footer__bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.footer__copy {
  font-family: var(--font-terminal);
  font-size: 1rem;
  color: var(--text-dim);
}

.footer__pixel-art {
  font-family: var(--font-pixel);
  font-size: 0.5rem;
  color: var(--text-dim);
  text-align: center;
}

/* --- Section Spacing --- */
.section {
  padding: var(--spacing-xl) 0;
}

.section--alt {
  background: rgba(255, 255, 255, 0.01);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section__label {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--hot-magenta);
  text-shadow: var(--glow-magenta);
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 2px;
}

.section__label::before {
  content: '// ';
  color: var(--text-dim);
}

.text-center { text-align: center; }

/* --- Score Counter Animation --- */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.score-counter {
  font-family: var(--font-pixel);
  font-size: clamp(1.5rem, 4vw, 3rem);
  color: var(--crt-amber);
  text-shadow: 0 0 10px var(--crt-amber), 0 0 20px rgba(255, 176, 0, 0.4);
}

/* --- Typing Effect --- */
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

.typing-text {
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid var(--neon-green);
  animation:
    typing 2s steps(30) 0.5s forwards,
    blink 1s step-end infinite;
  width: 0;
  display: inline-block;
}

/* --- Pixel Divider --- */
.pixel-divider {
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--neon-green) 0px,
    var(--neon-green) 8px,
    transparent 8px,
    transparent 16px
  );
  margin: var(--spacing-lg) 0;
  opacity: 0.4;
}

/* --- Star Field --- */
@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* --- Grid Layouts --- */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

/* --- Form Styles (Terminal Input) --- */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  font-family: var(--font-pixel);
  font-size: 0.55rem;
  color: var(--neon-green);
  text-shadow: var(--glow-green);
  display: block;
  margin-bottom: 0.5rem;
}

.form-label::before {
  content: '> ';
  color: var(--text-dim);
}

.form-input,
.form-textarea {
  width: 100%;
  font-family: var(--font-terminal);
  font-size: 1.3rem;
  color: var(--crt-green);
  background: #000;
  border: 2px solid var(--border-color);
  padding: 0.8rem 1rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--neon-green);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.2);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-dim);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-select {
  width: 100%;
  font-family: var(--font-terminal);
  font-size: 1.3rem;
  color: var(--crt-green);
  background: #000;
  border: 2px solid var(--border-color);
  padding: 0.8rem 1rem;
  outline: none;
  appearance: none;
  cursor: pointer;
}

.form-select:focus {
  border-color: var(--neon-green);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.2);
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

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

  .nav__menu {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: #0d0d0d;
    flex-direction: column;
    border-bottom: 2px solid var(--neon-green);
  }

  .nav__menu--open {
    display: flex;
  }

  .nav__link {
    border-left: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1rem;
  }

  .nav__cta {
    margin: 0;
    padding: 1rem;
  }

  .nav__hamburger {
    display: flex;
  }
}

@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }

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

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .btn {
    font-size: 0.6rem;
    padding: 0.8rem 1.5rem;
  }
}