/* ============================================================
   Reusable LED Concert Stick — GFLAI
   Static CSS (Tailwind Equivalents + Custom Styles)
   ============================================================ */

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

/* ---------- Base ---------- */
body {
  font-family: 'Inter', sans-serif;
  background: #030303;
  color: #e2e8f0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.antialiased { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
.overflow-x-hidden { overflow-x: hidden; }

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; font-weight: 700; text-transform: uppercase; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* ---------- Typography Scale ---------- */
.text-5xl { font-size: 3rem; line-height: 1.1; }
.text-6xl { font-size: 3.75rem; line-height: 1.1; }
.text-7xl { font-size: 4.5rem; line-height: 1.1; }
.text-4xl { font-size: 2.25rem; line-height: 1.3; }
.text-2xl { font-size: 1.5rem; line-height: 1.3; }
.text-xl { font-size: 1.25rem; line-height: 1.4; }
.text-lg { font-size: 1.125rem; line-height: 1.6; }
.text-base { font-size: 1rem; line-height: 1.6; }
.text-sm { font-size: 0.875rem; line-height: 1.5; }
.text-xs { font-size: 0.75rem; line-height: 1.4; }
.text-[9px] { font-size: 9px; }
.text-[8px] { font-size: 8px; }

.font-extrabold { font-weight: 800; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.uppercase { text-transform: uppercase; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }

.tracking-[0.5em] { letter-spacing: 0.5em; }
.tracking-[0.4em] { letter-spacing: 0.4em; }
.tracking-[0.3em] { letter-spacing: 0.3em; }
.tracking-[0.8em] { letter-spacing: 0.8em; }
.tracking-[0.1em] { letter-spacing: 0.1em; }

/* ---------- Text Colors ---------- */
.text-white { color: #ffffff; }
.text-indigo-400 { color: #818cf8; }
.text-indigo-300 { color: #a5b4fc; }
.text-amber-400 { color: #fbbf24; }
.text-amber-300 { color: #fcd34d; }
.text-gray-300 { color: #d1d5db; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }

/* ---------- Hover States ---------- */
.hover\:text-indigo-400:hover { color: #818cf8; }
.hover\:text-amber-400:hover { color: #fbbf24; }
.hover\:underline:hover { text-decoration: underline; }
.hover\:scale-110:hover { transform: scale(1.1); }

/* ---------- Text Align ---------- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* ---------- Display ---------- */
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }

/* ---------- Flex ---------- */
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1 1 0%; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-start { justify-content: flex-start; }

/* ---------- Gap ---------- */
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-10 { gap: 2.5rem; }
.gap-12 { gap: 3rem; }
.gap-x-8 { column-gap: 2rem; }
.gap-y-2 { row-gap: 0.5rem; }

/* ---------- Grid ---------- */
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Margins ---------- */
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-12 { margin-top: 3rem; }
.mt-16 { margin-top: 4rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-14 { margin-bottom: 3.5rem; }
.mb-16 { margin-bottom: 4rem; }
.mr-2 { margin-right: 0.5rem; }
.ml-4 { margin-left: 1rem; }

/* ---------- Padding ---------- */
.p-1 { padding: 0.25rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.pt-8 { padding-top: 2rem; }
.pt-32 { padding-top: 8rem; }
.pb-28 { padding-bottom: 7rem; }

/* ---------- Sizing ---------- */
.w-full { width: 100%; }
.w-auto { width: auto; }
.w-72 { width: 18rem; }
.w-7 { width: 1.75rem; }
.h-8 { height: 2rem; }
.h-7 { height: 1.75rem; }
.h-48 { height: 12rem; }

.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-7xl { max-width: 80rem; }

/* ---------- Position ---------- */
.fixed { position: fixed; }
.relative { position: relative; }
.absolute { position: absolute; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }

.top-5 { top: 1.25rem; }
.left-5 { left: 1.25rem; }
.right-5 { right: 1.25rem; }
.top-20 { top: 5rem; }
.left-10 { left: 2.5rem; }
.bottom-20 { bottom: 5rem; }
.right-10 { right: 2.5rem; }
.top-1\/3 { top: 33.333333%; }
.left-1\/2 { left: 50%; }
.bottom-8 { bottom: 2rem; }
.right-8 { right: 2rem; }
.bottom-10 { bottom: 2.5rem; }
.left-20 { left: 5rem; }
.top-10 { top: 2.5rem; }

/* ---------- Border ---------- */
.border { border-width: 1px; border-style: solid; }
.border-t { border-top-width: 1px; border-top-style: solid; }
.rounded-full { border-radius: 9999px; }
.rounded-2xl { border-radius: 1rem; }
.rounded-xl { border-radius: 0.75rem; }

.border-amber-500\/30 { border-color: rgba(245, 158, 11, 0.3); }
.border-white\/5 { border-color: rgba(255, 255, 255, 0.05); }

/* ---------- Background & Effects ---------- */
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-from), var(--tw-to)); }
.from-indigo-500 { --tw-from: #6366f1; }
.to-purple-600 { --tw-to: #9333ea; }

.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1); }
.transition { transition: all 0.3s ease; }
.duration-300 { transition-duration: 300ms; }
.object-cover { object-fit: cover; }
.overflow-hidden { overflow: hidden; }
.cursor-pointer { cursor: pointer; }

/* ---------- Stack Spacing ---------- */
.space-y-3 > * + * { margin-top: 0.75rem; }

/* ---------- Custom Styles from Inline Block ---------- */
.glow-text {
  background: linear-gradient(135deg, #818cf8, #a78bfa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.glow-border {
  border: 1px solid rgba(129, 140, 248, 0.12);
  transition: all 0.3s ease;
}
.glow-border:hover {
  border-color: rgba(129, 140, 248, 0.4);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.08);
}
.card-glass {
  background: rgba(255, 255, 255, 0.015);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: 1.5rem;
}
.btn-glow {
  background: linear-gradient(135deg, #6366f1, #a855f7);
  color: white;
  font-weight: 700;
  padding: 0.9rem 2.8rem;
  border-radius: 60px;
  transition: all 0.3s ease;
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
}
.btn-glow:hover {
  transform: scale(1.03);
  box-shadow: 0 0 60px rgba(99, 102, 241, 0.25);
}
.btn-outline-glow {
  border: 2px solid #818cf8;
  color: #c4b5fd;
  font-weight: 600;
  padding: 0.85rem 2.8rem;
  border-radius: 60px;
  transition: all 0.3s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.85rem;
  display: inline-block;
}
.btn-outline-glow:hover {
  background: #818cf8;
  color: #000;
}
.section-title {
  font-size: 2.8rem;
  line-height: 1.1;
}
.feature-icon {
  width: 4rem;
  height: 4rem;
  background: rgba(129, 140, 248, 0.06);
  border-radius: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  border: 1px solid rgba(129, 140, 248, 0.08);
}
.badge {
  padding: 0.2rem 1.2rem;
  border-radius: 9999px;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: rgba(129, 140, 248, 0.1);
  border: 1px solid rgba(129, 140, 248, 0.15);
  color: #a5b4fc;
  display: inline-block;
}
.badge-acrylic {
  background: rgba(251, 191, 36, 0.1);
  border-color: rgba(251, 191, 36, 0.2);
  color: #fbbf24;
}
.neon-glow {
  position: absolute;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(129, 140, 248, 0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ---------- Swap Demo Section ---------- */
.swap-demo {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  justify-content: center;
}
.swap-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 1.5rem;
  padding: 2rem;
  text-align: center;
  flex: 1 1 200px;
}

/* ---------- Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.gallery-img {
  border-radius: 1.2rem;
  object-fit: cover;
  width: 100%;
  height: 100%;
  transition: transform 0.3s;
}
.gallery-img:hover {
  transform: scale(1.02);
}

/* ---------- FAQ ---------- */
.answer {
  color: #94a3b8;
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ---------- HubSpot Form Styles ---------- */
#hubspot-form-container .hs-form input,
#hubspot-form-container .hs-form textarea,
#hubspot-form-container .hs-form select {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  padding: 0.85rem 1rem;
  color: #f1f5f9;
  font-size: 0.95rem;
  width: 100% !important;
  outline: none;
  transition: border 0.2s;
  font-family: 'Inter', sans-serif;
}
#hubspot-form-container .hs-form input:focus,
#hubspot-form-container .hs-form textarea:focus,
#hubspot-form-container .hs-form select:focus {
  border-color: #818cf8;
  box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.15);
}
#hubspot-form-container .hs-form .hs-button {
  background: linear-gradient(135deg, #6366f1, #a855f7);
  border-radius: 60px;
  padding: 0.9rem 2.5rem;
  font-weight: 600;
  color: white;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.85rem;
  transition: all 0.3s ease;
  font-family: 'Inter', sans-serif;
}
#hubspot-form-container .hs-form .hs-button:hover {
  transform: scale(1.02);
  box-shadow: 0 0 40px rgba(99, 102, 241, 0.2);
}
#hubspot-form-container .hs-form label {
  color: #94a3b8;
  font-size: 0.85rem;
  font-weight: 500;
  font-family: 'Inter', sans-serif;
}
#hubspot-form-container .hs-form .hs-error-msgs {
  color: #f87171;
  font-size: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0.25rem 0 0 0;
}
#hubspot-form-container .hs-form .legal-consent-container {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.5;
}

/* ---------- Responsive (768px+) ---------- */
@media (min-width: 768px) {
  .md\:flex { display: flex; }
  .md\:inline { display: inline; }
  .md\:inline-block { display: inline-block; }
  .md\:hidden { display: none; }
  .md\:flex-row { flex-direction: row; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
  .md\:text-left { text-align: left; }
  .md\:text-right { text-align: right; }
  .md\:text-7xl { font-size: 4.5rem; line-height: 1.1; }
  .md\:text-xl { font-size: 1.25rem; line-height: 1.6; }
  .md\:w-80 { width: 20rem; }
  .md\:h-10 { height: 2.5rem; }
  .md\:pt-44 { padding-top: 11rem; }
  .md\:pb-40 { padding-bottom: 10rem; }
  .md\:py-28 { padding-top: 7rem; padding-bottom: 7rem; }
  .md\:p-12 { padding: 3rem; }
  .md\:justify-start { justify-content: flex-start; }
}

/* ---------- Responsive (640px+) ---------- */
@media (min-width: 640px) {
  .sm\:flex-row { flex-direction: row; }
  .sm\:text-6xl { font-size: 3.75rem; line-height: 1.1; }
}

/* ---------- Responsive (max 768px) ---------- */
@media (max-width: 768px) {
  .section-title { font-size: 2rem; }
}