:root{
  --bg:#000;
  --fg:#e6fff3;
  --muted:#9aa9a0;
  --neon:#00ff6a; /* neon green */
  --neon-2:#00e05a;
  --glass:rgba(255,255,255,0.02);
  --container:1200px;
  --radius:12px;
  --transition:.28s cubic-bezier(.22,.9,.22,1);
  --header-height:84px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.45;
}

.container{max-width:var(--container);margin:0 auto;padding:0 20px}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-height);background:linear-gradient(180deg, rgba(0,0,0,0.6), rgba(0,0,0,0.4));backdrop-filter: blur(6px);border-bottom:1px solid rgba(0,255,106,0.06)}
.header-inner{display:flex;align-items:center;gap:16px;height:100%;padding:0}

/* offset main content so fixed header doesn't cover it */
main{padding-top:var(--header-height)}
.logo{display:flex;align-items:center;gap:10px;color:var(--fg);text-decoration:none}
.logo img{filter:drop-shadow(0 0 10px rgba(0,255,106,0.28));width:clamp(44px,6vw,80px);height:auto;transition:transform var(--transition)}
.brand{font-weight:700;font-family: 'Orbitron', sans-serif;letter-spacing:0.6px}
.nav{margin-left:auto;display:flex;gap:18px}
.nav a{color:var(--fg);text-decoration:none;opacity:.9;padding:8px;border-radius:8px}
.nav a:hover{color:var(--neon);text-shadow:0 0 8px rgba(0,255,106,0.18)}
.header-cta{margin-left:12px;background:transparent;border:1px solid rgba(0,255,106,0.14);padding:8px 14px;border-radius:8px;color:var(--neon);text-decoration:none;box-shadow:0 4px 18px rgba(0,255,106,0.03)}
.nav-toggle{display:none;background:transparent;border:0;color:var(--fg);font-size:20px}

/* header sine wave decorative SVG */
.header-sine{position:absolute;left:0;right:0;top:0;height:var(--header-height);width:100%;pointer-events:none;z-index:0;overflow:visible}
.header-sine .sine{filter:blur(4px)}
.header-sine .second{transform:translateX(-40px)}
.sine-group{transform:translateX(0);animation:wave-move 10s linear infinite}

@keyframes wave-move{0%{transform:translateX(0)}50%{transform:translateX(-40px)}100%{transform:translateX(0)}}

/* ensure header content sits above the decorative svg */
.header-inner{position:relative;z-index:2}

.hero{min-height:72vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.hero-bg{position:absolute;inset:0;opacity:.08}
.hero-bg .waves path{fill:var(--neon);mix-blend-mode:overlay;filter:blur(18px)}
.hero-content{position:relative;text-align:center;max-width:920px;padding:80px 20px}
.hero-logo{width:clamp(96px,18vw,180px);height:auto;filter:drop-shadow(0 0 22px rgba(0,255,106,.28));margin-bottom:18px;transition:transform var(--transition)}
.tagline{font-family:'Orbitron',sans-serif;font-size:clamp(24px,6vw,44px);margin:0 0 12px;color:var(--fg)}
.hero-sub{color:var(--muted);max-width:720px;margin:0 auto 20px}
.hero-actions{display:flex;gap:12px;justify-content:center}

.btn{display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:600}
.btn-primary{background:linear-gradient(90deg,var(--neon),var(--neon-2));color:#001;box-shadow:0 10px 30px rgba(0,255,106,0.12)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 40px rgba(0,255,106,0.18)}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--fg)}
.btn-small{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--neon);padding:8px 12px}
.btn-accent{background:linear-gradient(90deg,var(--neon),#6bff9f);color:#001}

/* Sections */
.section{padding:72px 0}
.section-title{font-family:'Orbitron',sans-serif;font-size:20px;color:var(--neon);margin-bottom:10px}
.section-lead{color:var(--muted);margin-bottom:26px}

.about-grid{display:grid;grid-template-columns:1fr 360px;gap:30px;align-items:center}
.about-text h2{margin-top:0;font-size:28px}
.about-visual{position:relative;height:240px;border-radius:var(--radius);background:linear-gradient(180deg, rgba(0,255,106,0.02), rgba(255,255,255,0.02));display:flex;align-items:center;justify-content:center}
.pulse{position:absolute;inset:20px;border-radius:10px;box-shadow:0 0 48px rgba(0,255,106,0.06);animation:pulse 4s infinite}
.lineart{width:80%;height:80%;color:var(--neon);opacity:.9}

@keyframes pulse{0%{transform:scale(.98);opacity:.35}50%{transform:scale(1.02);opacity:.6}100%{transform:scale(.98);opacity:.35}}

/* Products */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px}
.product-card{background:var(--glass);border:1px solid rgba(0,255,106,0.04);border-radius:16px;overflow:hidden;transition:transform var(--transition),box-shadow var(--transition)}
.product-card:hover{transform:translateY(-8px);box-shadow:0 30px 60px rgba(0,255,106,0.06)}
.product-media{height:140px;background:linear-gradient(135deg, rgba(0,0,0,0.45), rgba(0,0,0,0.2));display:flex;align-items:flex-start;justify-content:flex-end;padding:12px}
.pill{background:rgba(0,255,106,0.08);color:var(--neon);padding:6px 10px;border-radius:999px;font-weight:600;font-size:12px}
.product-body{padding:16px}
.product-title{margin:0 0 6px;font-size:18px}
.product-copy{color:var(--muted);margin:0 0 12px}
.product-actions{display:flex;gap:10px;align-items:center}
.link{color:var(--neon);text-decoration:none}

/* Benefits */
.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.benefit{background:linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.015));padding:18px;border-radius:12px;text-align:center}
.benefit .icon{font-size:28px;margin-bottom:8px;color:var(--neon)}
.benefit h4{margin:6px 0}

/* Testimonials */
.test-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.test-card{background:linear-gradient(180deg, rgba(0,0,0,0.2), rgba(0,0,0,0.12));padding:18px;border-left:4px solid rgba(0,255,106,0.12);border-radius:8px}
.test-card cite{display:block;margin-top:10px;color:var(--muted);font-size:13px}

.join-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.join-form{display:flex;gap:12px}
.join-form input{background:transparent;border:1px solid rgba(255,255,255,0.06);padding:12px 14px;border-radius:10px;color:var(--fg);min-width:220px}
.join-form input:focus{outline:none;box-shadow:0 8px 30px rgba(0,255,106,0.08);border-color:var(--neon)}

.site-footer{padding:22px 0;border-top:1px solid rgba(0,255,106,0.04);margin-top:40px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.footer-links a{color:var(--muted);text-decoration:none;margin-right:12px}
.socials a{font-size:18px;margin-left:8px;color:var(--neon)}
.copyright{text-align:center;color:var(--muted);padding-top:12px;font-size:13px}

.visually-hidden{position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}

/* Responsive */
@media (max-width:900px){
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .benefit-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr}
  .header-cta{display:none}
  /* mobile nav: hidden by max-height for smooth transition */
  /* centered mobile nav */
  .nav{position:absolute;left:50%;transform:translateX(-50%) translateY(-6px);width:92%;max-width:420px;top:calc(var(--header-height) + 8px);background:linear-gradient(180deg, rgba(0,0,0,0.95), rgba(0,0,0,0.9));border-radius:12px;display:flex;flex-direction:column;gap:0;padding:8px;max-height:0;overflow:hidden;opacity:0;transition: max-height .36s cubic-bezier(.22,.9,.22,1),opacity .28s ease,transform .28s ease;box-shadow:0 8px 40px rgba(0,0,0,0.6);z-index:1100}
  .nav.open{max-height:420px;opacity:1;transform:translateY(0)}
  .nav a{display:block;padding:12px 14px;border-radius:8px}
  .nav a:hover,.nav a:focus{background:rgba(0,255,106,0.06);color:var(--neon);text-shadow:0 0 10px rgba(0,255,106,0.12)}
  .nav-toggle{display:block;margin-left:auto}

  /* hamburger bars */
  .nav-toggle{width:56px;height:44px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;position:relative;padding:6px}
  .nav-toggle .bar{display:block;width:28px;height:3px;background:var(--fg);margin:4px 0;border-radius:3px;transition:transform .34s cubic-bezier(.22,.9,.22,1),opacity .2s ease,background .24s ease;transform-origin:center}
  /* slight stagger for a more abstract open */
  .nav-toggle .bar:nth-child(1){transition-delay:0s}
  .nav-toggle .bar:nth-child(2){transition-delay:0.03s}
  .nav-toggle .bar:nth-child(3){transition-delay:0.06s}
  .nav-toggle.open .bar{background:var(--neon)}
  /* abstract diagonal transforms */
  .nav-toggle.open .bar:nth-child(1){transform:translateY(8px) rotate(30deg) translateX(3px) scaleX(1.05)}
  .nav-toggle.open .bar:nth-child(2){opacity:0;transform:scaleX(0.6)}
  .nav-toggle.open .bar:nth-child(3){transform:translateY(-8px) rotate(-30deg) translateX(-3px) scaleX(1.05)}
  /* when closing, remove delays so animation feels responsive */
  .nav-toggle:not(.open) .bar{transition-delay:0s}
}

/* Product Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  cursor: pointer;
}

.modal-content {
  position: relative;
  max-width: 900px;
  max-height: 90vh;
  margin: 5vh auto;
  background: linear-gradient(135deg, rgba(0, 20, 5, 0.95), rgba(0, 0, 0, 0.98));
  border: 1px solid rgba(0, 255, 106, 0.12);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 255, 106, 0.1);
  animation: modalSlideIn 0.4s cubic-bezier(0.22, 0.9, 0.22, 1);
}

@keyframes modalSlideIn {
  from {
    transform: translateY(40px) scale(0.95);
    opacity: 0;
  }
  to {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--fg);
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: rgba(255, 0, 0, 0.1);
  border-color: rgba(255, 0, 0, 0.3);
  transform: scale(1.05);
}

.modal-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  overflow-y: auto;
  max-height: 90vh;
}

.modal-image {
  position: relative;
  min-height: 400px;
  background: linear-gradient(45deg, rgba(0, 255, 106, 0.05), rgba(0, 0, 0, 0.2));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 20px;
}

.modal-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: brightness(1.1) contrast(1.05);
}

.modal-details {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.modal-pill {
  display: inline-block;
  background: rgba(0, 255, 106, 0.1);
  color: var(--neon);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  width: fit-content;
}

.modal-details h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 28px;
  margin: 0;
  color: var(--fg);
  line-height: 1.2;
}

.modal-price {
  font-size: 32px;
  font-weight: 700;
  color: var(--neon);
  font-family: 'Orbitron', sans-serif;
}

.modal-description {
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted);
}

.modal-features h4 {
  color: var(--neon);
  margin: 0 0 12px 0;
  font-weight: 600;
}

.modal-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.modal-features li {
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  padding-left: 20px;
}

.modal-features li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--neon);
  font-weight: bold;
}

.modal-features li:last-child {
  border-bottom: none;
}

.modal-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.quantity-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.quantity-controls label {
  color: var(--fg);
  font-weight: 500;
}

.qty-btn {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(0, 255, 106, 0.2);
  background: transparent;
  color: var(--neon);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  font-weight: bold;
  transition: all 0.2s ease;
}

.qty-btn:hover {
  background: rgba(0, 255, 106, 0.1);
  border-color: var(--neon);
}

#quantity {
  width: 60px;
  height: 32px;
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--fg);
  border-radius: 4px;
  font-size: 14px;
}

.btn-large {
  padding: 16px 24px;
  font-size: 18px;
  font-weight: 600;
}

.modal-info {
  background: rgba(0, 255, 106, 0.03);
  padding: 16px;
  border-radius: 8px;
  border-left: 3px solid var(--neon);
}

.modal-info p {
  margin: 4px 0;
  font-size: 14px;
  color: var(--muted);
}

.modal-info strong {
  color: var(--neon);
}

/* Customer Information Form */
.customer-info {
  margin-bottom: 20px;
  padding: 20px;
  background: rgba(0, 255, 106, 0.03);
  border-radius: 8px;
  border-left: 3px solid var(--neon);
}

.customer-info h4 {
  color: var(--neon);
  margin: 0 0 16px 0;
  font-weight: 600;
  font-size: 16px;
}

.form-group {
  margin-bottom: 12px;
}

.form-group label {
  display: block;
  color: var(--fg);
  font-weight: 500;
  margin-bottom: 4px;
  font-size: 14px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: var(--fg);
  font-size: 14px;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--neon);
  box-shadow: 0 0 0 2px rgba(0, 255, 106, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted);
}

.form-group textarea {
  resize: vertical;
  min-height: 60px;
}

/* Enhanced Product Cards */
.product-card {
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 255, 106, 0.15);
}

.product-card:hover .product-media {
  transform: scale(1.02);
}

.product-price {
  font-size: 24px;
  font-weight: 700;
  color: var(--neon);
  font-family: 'Orbitron', sans-serif;
  margin: 8px 0;
}

.out-of-stock {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 0, 0, 0.8);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.product-card[data-product-id] .product-media {
  transition: transform 0.3s ease;
}

/* Body scroll lock when modal is open */
body.modal-open {
  overflow: hidden;
}

/* Payment info text */
.payment-info {
  font-size: 14px;
  color: var(--muted);
  text-align: center;
  margin-top: 12px;
  margin-bottom: 0;
}

/* Success Page Styles */
.success-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 60px 0;
}

.success-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.success-icon {
  font-size: 80px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(0, 255, 106, 0.3));
}

.success-content h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 48px;
  color: var(--neon);
  margin-bottom: 16px;
  text-shadow: 0 0 20px rgba(0, 255, 106, 0.2);
}

.success-message {
  font-size: 20px;
  color: var(--fg);
  margin-bottom: 40px;
  line-height: 1.5;
}

.order-details,
.next-steps,
.support-info {
  background: rgba(0, 255, 106, 0.03);
  border: 1px solid rgba(0, 255, 106, 0.1);
  border-radius: 12px;
  padding: 24px;
  margin: 24px 0;
  text-align: left;
}

.order-details h3,
.next-steps h3,
.support-info h3 {
  color: var(--neon);
  margin-top: 0;
  margin-bottom: 16px;
  font-family: 'Orbitron', sans-serif;
}

.order-summary p {
  margin: 8px 0;
  font-size: 16px;
}

.order-email {
  background: rgba(0, 255, 106, 0.1);
  padding: 12px;
  border-radius: 8px;
  border-left: 4px solid var(--neon);
  margin-top: 16px !important;
}

.next-steps ol {
  padding-left: 20px;
}

.next-steps li {
  margin: 12px 0;
  line-height: 1.5;
}

.next-steps li strong {
  color: var(--neon);
}

.support-info ul {
  list-style: none;
  padding: 0;
}

.support-info li {
  margin: 8px 0;
  padding: 8px 0;
}

.support-info a {
  color: var(--neon);
  text-decoration: none;
}

.support-info a:hover {
  text-decoration: underline;
}

.success-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

.loading {
  color: var(--muted);
  font-style: italic;
}

@media (max-width: 768px) {
  .modal-content {
    margin: 2vh auto;
    max-height: 96vh;
    border-radius: 0;
  }

  .modal-body {
    grid-template-columns: 1fr;
  }

  .modal-image {
    min-height: 250px;
  }

  .modal-details {
    padding: 20px;
  }

  .modal-details h2 {
    font-size: 24px;
  }

  .modal-price {
    font-size: 28px;
  }

  .quantity-controls {
    justify-content: center;
  }
}

@media (max-width:520px){
  .product-grid{grid-template-columns:1fr}
  .test-grid{grid-template-columns:1fr}
  .join-inner{flex-direction:column;align-items:stretch}
  .hero-content{padding:40px 12px}
  /* keep header compact on small screens */
  .site-header{height:64px}
  main{padding-top:64px}
}