/* ============================================
   PING ZERO — Signal Ghost Design System
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Big+Shoulders+Display:wght@700;800;900&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@300;400;500&display=swap');

/* --- Design Tokens --- */
:root {
  /* Cyan */
  --cyan: #00EBE1;
  --cyan-dim: #008C85;
  --cyan-faint: #003230;
  --cyan-glow: rgba(0, 235, 225, 0.15);
  --cyan-glow-strong: rgba(0, 235, 225, 0.3);

  /* Green */
  --green: #28FF6E;
  --green-dim: #14A046;
  --green-glow: rgba(40, 255, 110, 0.15);

  /* Amber */
  --amber: #FFB43C;

  /* Backgrounds */
  --void: #060A0E;
  --panel: #0A1018;
  --card: #0E1520;
  --card-hover: #121D2A;

  /* Text */
  --text: #EBF0F5;
  --text-dim: #8A9099;
  --text-faint: #4A5058;

  /* Typography */
  --font-display: 'Big Shoulders Display', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-pad: clamp(4rem, 10vw, 8rem);
  --container: 1200px;

  /* Borders */
  --border: 1px solid var(--cyan-faint);
  --border-hover: 1px solid var(--cyan-dim);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--cyan-dim) var(--panel);
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text);
  background: var(--void);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

img {
  max-width: 100%;
  display: block;
}

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

.section {
  padding: var(--section-pad) 0;
}

.mono {
  font-family: var(--font-mono);
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '//';
  color: var(--text-faint);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 1.05;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.section-subtitle {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 600px;
  line-height: 1.7;
}

/* --- Scanline Overlay --- */
.scanlines {
  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, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

/* --- HUD Corner Brackets --- */
.hud-bracket {
  position: relative;
}

.hud-bracket::before,
.hud-bracket::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--cyan-dim);
  border-style: solid;
  pointer-events: none;
}

.hud-bracket::before {
  top: -1px;
  left: -1px;
  border-width: 1px 0 0 1px;
}

.hud-bracket::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 1px 1px 0;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: background 0.3s, backdrop-filter 0.3s;
}

.nav.scrolled {
  background: rgba(6, 10, 14, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--cyan-faint);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.nav-brand {
  display: flex;
  align-items: baseline;
  gap: 0.15em;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--text);
}

.nav-brand span {
  color: var(--cyan);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--cyan);
}

.nav-cta {
  padding: 0.55rem 1.25rem;
  border: 1px solid var(--cyan);
  color: var(--cyan) !important;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.2s;
}

.nav-cta:hover {
  background: var(--cyan);
  color: var(--void) !important;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 6rem 1.5rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(0, 235, 225, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(0, 140, 133, 0.04) 0%, transparent 60%);
}

/* Radar rings */
.hero-rings {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  pointer-events: none;
}

.hero-rings .ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--cyan-faint);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: ring-pulse 4s ease-in-out infinite;
}

.hero-rings .ring:nth-child(1) {
  width: 300px;
  height: 300px;
  animation-delay: 0s;
}

.hero-rings .ring:nth-child(2) {
  width: 500px;
  height: 500px;
  animation-delay: 0.8s;
}

.hero-rings .ring:nth-child(3) {
  width: 700px;
  height: 700px;
  animation-delay: 1.6s;
}

@keyframes ring-pulse {
  0%, 100% { opacity: 0.15; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.35; transform: translate(-50%, -50%) scale(1.02); }
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-diagnostic {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cyan-dim);
  margin-bottom: 2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(4rem, 12vw, 9rem);
  line-height: 0.9;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 0.2em;
}

.hero-title .ping {
  color: var(--text);
  display: block;
}

.hero-title .zero {
  color: var(--cyan);
  display: block;
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: clamp(0.85rem, 2vw, 1.1rem);
  font-weight: 300;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.hero-location {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}

.hero-coming-soon {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 2.5rem;
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; text-shadow: 0 0 12px var(--green-glow); }
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  text-decoration: none;
}

.btn-primary {
  background: var(--cyan);
  color: var(--void);
}

.btn-primary:hover {
  background: var(--text);
  color: var(--void);
  box-shadow: 0 0 30px var(--cyan-glow);
}

.btn-outline {
  background: transparent;
  color: var(--cyan);
  border: 1px solid var(--cyan-dim);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--text);
  box-shadow: 0 0 20px var(--cyan-glow);
}

/* --- Pulse Divider --- */
.pulse-divider {
  width: 100%;
  height: 1px;
  background: var(--cyan-faint);
  position: relative;
  overflow: hidden;
}

.pulse-divider::after {
  content: '';
  position: absolute;
  top: 0;
  left: -40%;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: pulse-sweep 3s ease-in-out infinite;
}

@keyframes pulse-sweep {
  0% { left: -40%; }
  100% { left: 100%; }
}

/* --- About Section --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat-card {
  background: var(--panel);
  border: var(--border);
  padding: 1.75rem;
  position: relative;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.stat-value {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.5rem;
  color: var(--cyan);
  line-height: 1;
  margin-bottom: 0.4rem;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--panel);
  border: var(--border);
  padding: 2.25rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  border-color: var(--cyan-dim);
  background: var(--card);
  transform: translateY(-2px);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan-dim), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 1.25rem;
  display: block;
}

.service-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.service-desc {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.service-rate {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--green);
  letter-spacing: 0.05em;
}

/* --- Notify CTA --- */
.notify-section {
  text-align: center;
}

.notify-box {
  max-width: 640px;
  margin: 0 auto;
}

.notify-box .section-label {
  justify-content: center;
}

.notify-box .section-title {
  margin-left: auto;
  margin-right: auto;
}

.notify-box .section-subtitle {
  margin: 0 auto 2.5rem;
  max-width: 520px;
}

.notify-form {
  display: flex;
  gap: 0;
  max-width: 460px;
  margin: 0 auto 1rem;
}

.notify-input {
  flex: 1;
  background: var(--panel);
  border: 1px solid var(--cyan-faint);
  border-right: none;
  padding: 0.9rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}

.notify-input::placeholder {
  color: var(--text-faint);
}

.notify-input:focus {
  border-color: var(--cyan-dim);
}

.notify-form .btn {
  border-left: none;
  white-space: nowrap;
}

.notify-note {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.notify-success {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--green);
  letter-spacing: 0.08em;
  padding: 1rem 0;
}

/* --- Events Schedule --- */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  margin-top: 3rem;
}

.event-card {
  background: var(--panel);
  border: var(--border);
  padding: 1.5rem 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: all 0.3s;
}

.event-card:hover {
  border-color: var(--cyan-dim);
  background: var(--card);
}

.event-day {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 0.85rem;
  text-transform: uppercase;
  color: var(--cyan);
  min-width: 3.5rem;
  padding-top: 0.15rem;
  letter-spacing: 0.03em;
}

.event-info {
  flex: 1;
}

.event-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.event-desc {
  color: var(--text-dim);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.event-time {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-faint);
  letter-spacing: 0.08em;
}

/* --- Location --- */
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  margin-top: 3rem;
}

.location-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.location-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.location-icon {
  font-size: 1.25rem;
  min-width: 2rem;
  text-align: center;
  padding-top: 0.15rem;
}

.location-item h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 0.4rem;
}

.location-item p {
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.6;
}

.location-map {
  background: var(--panel);
  border: var(--border);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.map-placeholder {
  text-align: center;
  padding: 2rem;
}

.map-placeholder p {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.08em;
}

.map-coords {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--cyan-dim);
  margin-top: 0.75rem;
  letter-spacing: 0.1em;
}

/* --- Hours Table --- */
.hours-table {
  width: 100%;
  margin-top: 1.5rem;
}

.hours-row {
  display: flex;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(74, 80, 88, 0.2);
  font-size: 0.9rem;
}

.hours-row .day {
  color: var(--text-dim);
}

.hours-row .time {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text);
  letter-spacing: 0.04em;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--cyan-faint);
  padding: 3rem 0;
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.1rem;
  text-transform: uppercase;
  color: var(--text-dim);
}

.footer-brand span {
  color: var(--cyan-dim);
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-faint);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

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

.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-faint);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(6, 10, 14, 0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--cyan-faint);
    padding: 1.5rem;
    gap: 1rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .about-grid,
  .location-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero-title {
    font-size: clamp(3.5rem, 15vw, 6rem);
  }

  .hero-rings .ring {
    display: none;
  }

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

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

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

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

  .notify-form {
    flex-direction: column;
  }

  .notify-input {
    border-right: 1px solid var(--cyan-faint);
    border-bottom: none;
  }

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

@media (max-width: 480px) {
  .about-stats {
    grid-template-columns: 1fr;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: center;
  }
}