/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --orange: #f7931a;
  --orange-dark: #e07c00;
  --dark: #0d1117;
  --darker: #080b10;
  --card: #161b22;
  --card-border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent-blue: #58a6ff;
  --accent-green: #3fb950;
  --accent-purple: #bc8cff;
  --gradient: linear-gradient(135deg, var(--orange), #ff6b35);
  --radius: 12px;
  --max-width: 1200px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Roboto', system-ui, -apple-system, sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: 'Orbitron', monospace, sans-serif; line-height: 1.2; }
h2 { font-size: 2.2rem; margin-bottom: 0.5rem; }
h3 { font-size: 1.4rem; }

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

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

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.8rem;
  border-radius: 8px;
  font-weight: 700;
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s;
  border: none;
  cursor: pointer;
}
.btn-primary {
  background: var(--orange);
  color: var(--dark);
  box-shadow: 0 4px 15px rgba(247, 147, 26, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--orange-dark);
  box-shadow: 0 6px 25px rgba(247, 147, 26, 0.5);
  color: var(--dark);
}
.btn-secondary {
  background: transparent;
  color: var(--orange);
  border: 2px solid var(--orange);
}
.btn-secondary:hover {
  background: var(--orange);
  color: var(--dark);
}

/* ===== HEADER ===== */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--card-border);
}
.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.8rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo h1 {
  font-size: 1.3rem;
  color: var(--orange);
  letter-spacing: 2px;
}
.logo .tagline {
  font-size: 0.65rem;
  color: var(--text-muted);
  font-family: 'Roboto', sans-serif;
  letter-spacing: 1px;
  text-transform: uppercase;
  white-space: nowrap;
}
.nav-menu {
  list-style: none;
  display: flex;
  gap: 2rem;
}
.nav-menu a {
  color: var(--text);
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.3s;
}
.nav-menu a:hover { color: var(--orange); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--text);
  border-radius: 3px;
  transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 6rem 1.5rem 4rem;
  background: radial-gradient(ellipse at 50% 30%, rgba(247, 147, 26, 0.08) 0%, transparent 60%),
              var(--darker);
  position: relative;
}
.hero-content { max-width: 800px; }
.hero-content h2 {
  font-size: 3.2rem;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--text);
}
.hero-content .hero-sub {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== SECTIONS ===== */
.section { padding: 5rem 0; }
.section-alt { background: var(--darker); }
.section-intro {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  text-align: center;
}

/* ===== OFFERINGS ===== */
.offerings { padding: 5rem 0; background: var(--darker); }
.offerings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.offering-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  transition: transform 0.3s, border-color 0.3s;
}
.offering-card:hover {
  transform: translateY(-4px);
  border-color: var(--orange);
}
.offering-card .card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.offering-card .card-icon svg { width: 48px; height: 48px; }
.offering-card h3 { margin-bottom: 0.75rem; color: var(--orange); }
.offering-card p { color: var(--text-muted); margin-bottom: 1.5rem; }

/* ===== COURSES GRID ===== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.course-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}
.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}
.course-card.bitcoin::before { background: var(--orange); }
.course-card.printing::before { background: var(--orange); }
.course-card.maker::before { background: var(--orange); }
.course-card:hover { transform: translateY(-4px); border-color: var(--orange); }
.course-card .course-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-card .course-icon svg { width: 40px; height: 40px; }
.course-card h3 { margin-bottom: 0.5rem; }
.course-meta { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; }
.course-description { color: var(--text-muted); margin-bottom: 1.5rem; }
.course-highlights {
  list-style: none;
  margin-bottom: 1.5rem;
}
.course-highlights li {
  padding: 0.3rem 0;
  color: var(--text);
  font-size: 0.95rem;
}
.course-price {
  font-family: 'Orbitron', monospace;
  font-size: 1.4rem;
  color: var(--orange);
  margin-bottom: 1rem;
}

/* ===== PRODUCTS GRID ===== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.product-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s;
}
.product-card:hover { transform: translateY(-4px); }
.product-card .product-image {
  aspect-ratio: 4/3;
  overflow: hidden;
}
.product-card .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-card h4, .product-card p { padding: 0 1.5rem; }
.product-card h4 { padding-top: 1rem; margin-bottom: 0.5rem; }
.product-card p { color: var(--text-muted); }
.product-card .price {
  padding-bottom: 1.5rem;
  color: var(--orange);
  font-weight: 700;
  font-size: 0.9rem;
}

/* ===== DIY STATION ===== */
.diy-station {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  margin-bottom: 3rem;
}
.diy-station img { margin: 1rem auto; border-radius: 8px; max-width: 600px; }
.diy-station p { color: var(--text-muted); }

/* ===== EVENTS TABLE ===== */
.events-table { margin-bottom: 3rem; }
.events-table h3 { margin-bottom: 1rem; }
.events-table table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
}
.events-table th, .events-table td {
  padding: 1rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--card-border);
}
.events-table th {
  background: rgba(247, 147, 26, 0.1);
  color: var(--orange);
  font-family: 'Orbitron', monospace;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.events-table td { color: var(--text-muted); }

/* ===== PRICING DISCOUNT ===== */
.pricing-discount {
  background: var(--card);
  border: 2px solid var(--orange);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  margin-bottom: 3rem;
}
.pricing-discount h3 { color: var(--orange); margin-bottom: 1rem; }
.pricing-discount ul { list-style: none; }
.pricing-discount li {
  padding: 0.5rem 0;
  font-size: 1.05rem;
}

/* ===== FAQ ===== */
.course-faq { max-width: 800px; margin: 0 auto; }
.course-faq h3 { text-align: center; margin-bottom: 2rem; }
.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1rem;
}
.faq-item h4 { color: var(--orange); margin-bottom: 0.5rem; font-size: 1rem; }
.faq-item p { color: var(--text-muted); }

/* ===== SOCIAL PROOF ===== */
.social-proof { padding: 5rem 0; background: var(--darker); }
.proof-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.proof-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}
.proof-card .proof-number {
  font-family: 'Orbitron', monospace;
  font-size: 2.5rem;
  color: var(--orange);
  margin-bottom: 0.5rem;
}
.proof-card .proof-label {
  color: var(--text-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.testimonial-placeholder {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}
.testimonial-placeholder p { color: var(--text-muted); font-style: italic; }

/* ===== CUSTOM ORDERS ===== */
.custom-orders {
  text-align: center;
  padding: 2rem;
}
.custom-orders h3 { margin-bottom: 0.75rem; }
.custom-orders p { color: var(--text-muted); margin-bottom: 1.5rem; }

/* ===== REGISTRATION ===== */
.registration-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.reg-option {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
}
.reg-option h3 { margin-bottom: 0.75rem; color: var(--orange); }
.reg-option p { color: var(--text-muted); margin-bottom: 1.5rem; }
.reg-option .note { font-size: 0.85rem; color: var(--text-muted); margin-top: 1rem; }

/* ===== ABOUT ===== */
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h3 { color: var(--orange); margin: 2rem 0 1rem; }
.about-content h3:first-child { margin-top: 0; }
.about-content p { color: var(--text-muted); margin-bottom: 1rem; }
.about-content ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}
.about-content ul li {
  background: rgba(247, 147, 26, 0.1);
  border: 1px solid rgba(247, 147, 26, 0.3);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--orange);
}

/* ===== CONTACT ===== */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}
.contact-method {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
}
.contact-method h3 { font-size: 1rem; margin-bottom: 0.5rem; color: var(--orange); }
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}
.contact-form h3 { text-align: center; margin-bottom: 1.5rem; }
.contact-form form { display: flex; flex-direction: column; gap: 1rem; }
.contact-form input,
.contact-form textarea {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  padding: 0.9rem 1.2rem;
  color: var(--text);
  font-family: 'Roboto', sans-serif;
  font-size: 1rem;
  transition: border-color 0.3s;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--orange);
}
.contact-form button { align-self: center; }
.form-note { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-top: 1rem; }
.form-success {
  text-align: center;
  padding: 2rem;
  background: rgba(63, 185, 80, 0.1);
  border: 1px solid var(--accent-green);
  border-radius: var(--radius);
  color: var(--accent-green);
  display: none;
}

/* ===== FOOTER ===== */
footer {
  background: var(--darker);
  border-top: 1px solid var(--card-border);
  padding: 2rem 0;
  text-align: center;
}
footer p { color: var(--text-muted); font-size: 0.9rem; }

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(13, 17, 23, 0.98);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--card-border);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 0.5rem 0; display: block; }
  .hero-content h2 { font-size: 2rem; }
  .hero-content .hero-sub { font-size: 1rem; }
  h2 { font-size: 1.6rem; }
  .courses-grid, .products-grid, .offerings-grid {
    grid-template-columns: 1fr;
  }
  .events-table { overflow-x: auto; }
  .hero-buttons { flex-direction: column; align-items: center; }
}