/* ============================================
   Domina Excel - Landing Page
   Design System: Energy Digital Contemporary
   ============================================ */

:root {
  --background: #0f172a;
  --foreground: #f8fafc;
  --card: #1a2847;
  --muted: #cbd5e1;
  --muted-fg: #94a3b8;
  --primary: #ff6b35;
  --primary-fg: #0f172a;
  --secondary: #7c3aed;
  --accent: #06b6d4;
  --border: #334155;
  --input: #1e293b;
  --destructive: #ef4444;
  --radius: 0.75rem;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
input, textarea, select { font: inherit; }
ul { list-style: none; }

/* Typography */
.font-poppins { font-family: 'Poppins', system-ui, sans-serif; }
.text-balance { text-wrap: balance; }

/* Layout */
.container { width: 100%; margin-inline: auto; padding-inline: 1rem; max-width: 1280px; }
@media (min-width: 640px) { .container { padding-inline: 1.5rem; } }
@media (min-width: 1024px) { .container { padding-inline: 2rem; } }

.min-h-screen { min-height: 100vh; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }
.block { display: block; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.overflow-hidden { overflow: hidden; }
.inset-0 { inset: 0; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }

/* Flex utilities */
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }

/* Grid */
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.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); }
@media (min-width: 640px) {
  .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .sm\:inline { display: inline; }
  .sm\:flex-row { flex-direction: row; }
}
@media (min-width: 768px) {
  .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\:h-full { height: 100%; }
  .md\:text-4xl { font-size: 2.25rem; }
  .md\:text-5xl { font-size: 3rem; }
  .md\:text-6xl { font-size: 3.75rem; }
  .md\:p-12 { padding: 3rem; }
}
@media (min-width: 1024px) {
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Spacing */
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-4 { padding-inline: 1rem; }
.px-6 { padding-inline: 1.5rem; }
.py-2 { padding-block: 0.5rem; }
.py-3 { padding-block: 0.75rem; }
.py-4 { padding-block: 1rem; }
.py-8 { padding-block: 2rem; }
.py-12 { padding-block: 3rem; }
.py-20 { padding-block: 5rem; }
.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pt-12 { padding-top: 3rem; }
.pt-20 { padding-top: 5rem; }
.pt-32 { padding-top: 8rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pb-8 { padding-bottom: 2rem; }
.pb-12 { padding-bottom: 3rem; }
.pb-20 { padding-bottom: 5rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }
.mt-4 { margin-top: 1rem; }
.mx-auto { margin-inline: auto; }

/* Sizing */
.w-2 { width: 0.5rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-8 { width: 2rem; }
.w-10 { width: 2.5rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }
.w-72 { width: 18rem; }
.w-96 { width: 24rem; }
.w-full { width: 100%; }
.h-2 { height: 0.5rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }
.h-32 { height: 8rem; }
.h-48 { height: 12rem; }
.h-64 { height: 16rem; }
.h-72 { height: 18rem; }
.h-96 { height: 24rem; }
.h-500 { height: 500px; }
.min-h-96 { min-height: 24rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-lg { max-width: 32rem; }
.flex-1 { flex: 1; }

/* Typography */
.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-base { font-size: 1rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-6xl { font-size: 3.75rem; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }
.leading-tight { line-height: 1.2; }
.leading-relaxed { line-height: 1.7; }
.text-center { text-align: center; }
.uppercase { text-transform: uppercase; }
.capitalize { text-transform: capitalize; }
.tracking-wide { letter-spacing: 0.05em; }

/* Colors */
.text-foreground { color: var(--foreground); }
.text-background { color: var(--background); }
.text-muted { color: var(--muted); }
.text-muted-foreground { color: var(--muted-fg); }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-accent { color: var(--accent); }
.text-white { color: #fff; }
.text-orange-500 { color: var(--primary); }
.text-purple-500 { color: var(--secondary); }
.text-cyan-500 { color: var(--accent); }
.text-cyan-400 { color: #22d3ee; }
.text-yellow-500 { color: #eab308; }
.text-orange-400 { color: #fb923c; }
.text-green-500 { color: #22c55e; }
.text-red-500 { color: var(--destructive); }
.text-slate-900 { color: #0f172a; }

.bg-background { background: var(--background); }
.bg-card { background: var(--card); }
.bg-input { background: var(--input); }
.bg-primary { background: var(--primary); }
.bg-orange-500 { background: var(--primary); }
.bg-orange-600 { background: #ea580c; }
.bg-purple-500 { background: var(--secondary); }
.bg-cyan-500 { background: var(--accent); }
.bg-white { background: #fff; }
.bg-foreground { background: var(--foreground); }
.bg-foreground\/5 { background: rgba(15, 23, 42, 0.05); }

/* Border */
.border { border: 1px solid var(--border); }
.border-t { border-top: 1px solid var(--border); }
.border-b { border-bottom: 1px solid var(--border); }
.border-y { border-block: 1px solid var(--border); }
.border-border { border-color: var(--border); }
.border-border\/50 { border-color: rgba(51, 65, 85, 0.5); }
.border-primary\/30 { border-color: rgba(255, 107, 53, 0.3); }
.border-primary\/50 { border-color: rgba(255, 107, 53, 0.5); }
.border-cyan-500\/20 { border-color: rgba(6, 182, 212, 0.2); }
.border-cyan-500\/30 { border-color: rgba(6, 182, 212, 0.3); }
.border-cyan-500\/50 { border-color: rgba(6, 182, 212, 0.5); }
.border-purple-500\/30 { border-color: rgba(124, 58, 237, 0.3); }
.border-orange-500\/30 { border-color: rgba(255, 107, 53, 0.3); }
.border-orange-500\/50 { border-color: rgba(255, 107, 53, 0.5); }
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

/* Effects */
.shadow-sm { box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1); }
.shadow-md { box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); }
.shadow-lg { box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2); }
.shadow-xl { box-shadow: 0 20px 25px rgba(0, 0, 0, 0.3); }
.shadow-2xl { box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5); }
.shadow-orange-500\/10 { box-shadow: 0 10px 15px rgba(255, 107, 53, 0.1); }
.backdrop-blur-md { backdrop-filter: blur(12px); }
.backdrop-blur-sm { backdrop-filter: blur(4px); }
.bg-background\/80 { background: rgba(15, 23, 42, 0.8); }
.bg-card\/80 { background: rgba(26, 40, 71, 0.8); }
.bg-white\/80 { background: rgba(255, 255, 255, 0.8); }

/* Gradients */
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--tw-grad-from), var(--tw-grad-to)); }
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-grad-from), var(--tw-grad-to)); }
.bg-gradient-to-t { background-image: linear-gradient(to top, var(--tw-grad-from), var(--tw-grad-to)); }
.bg-gradient-to-b { background-image: linear-gradient(to bottom, var(--tw-grad-from), var(--tw-grad-to)); }
.bg-clip-text { -webkit-background-clip: text; background-clip: text; color: transparent; }
.text-transparent { color: transparent; }
.from-orange-500 { --tw-grad-from: var(--primary); --tw-grad-to: rgba(255, 107, 53, 0); }
.from-purple-500 { --tw-grad-from: var(--secondary); --tw-grad-to: rgba(124, 58, 237, 0); }
.from-purple-900 { --tw-grad-from: #581c87; --tw-grad-to: rgba(88, 28, 135, 0); }
.from-cyan-500 { --tw-grad-from: var(--accent); --tw-grad-to: rgba(6, 182, 212, 0); }
.from-cyan-900 { --tw-grad-from: #164e63; --tw-grad-to: rgba(22, 78, 99, 0); }
.from-background { --tw-grad-from: var(--background); --tw-grad-to: rgba(15, 23, 42, 0); }
.to-orange-600 { --tw-grad-to: #ea580c; }
.to-purple-600 { --tw-grad-to: #9333ea; }
.to-cyan-600 { --tw-grad-to: #0891b2; }
.to-cyan-500 { --tw-grad-to: var(--accent); }
.via-purple-500 { --tw-grad-via: var(--secondary); }
.via-background { --tw-grad-via: var(--background); }
.via-transparent { --tw-grad-via: transparent; }
.to-transparent { --tw-grad-to: transparent; }

.from-orange-500\/20 { --tw-grad-from: rgba(255, 107, 53, 0.2); --tw-grad-to: rgba(255, 107, 53, 0); }
.from-purple-500\/20 { --tw-grad-from: rgba(124, 58, 237, 0.2); --tw-grad-to: rgba(124, 58, 237, 0); }
.from-purple-900\/20 { --tw-grad-from: rgba(88, 28, 135, 0.2); --tw-grad-to: rgba(88, 28, 135, 0); }
.from-purple-900\/10 { --tw-grad-from: rgba(88, 28, 135, 0.1); --tw-grad-to: rgba(88, 28, 135, 0); }
.from-cyan-900\/20 { --tw-grad-from: rgba(22, 78, 99, 0.2); --tw-grad-to: rgba(22, 78, 99, 0); }
.from-orange-500\/10 { --tw-grad-from: rgba(255, 107, 53, 0.1); --tw-grad-to: rgba(255, 107, 53, 0); }
.to-purple-500\/10 { --tw-grad-to: rgba(124, 58, 237, 0.1); }
.to-cyan-500\/10 { --tw-grad-to: rgba(6, 182, 212, 0.1); }
.to-purple-500\/20 { --tw-grad-to: rgba(124, 58, 237, 0.2); }

/* Blur & Filters */
.blur-3xl { filter: blur(64px); }
.opacity-40 { opacity: 0.4; }
.opacity-50 { opacity: 0.5; }
.opacity-60 { opacity: 0.6; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: var(--primary-fg); }
.btn-primary:hover { background: #ea580c; }
.btn-outline { background: transparent; color: var(--accent); border-color: rgba(6, 182, 212, 0.5); }
.btn-outline:hover { background: rgba(6, 182, 212, 0.1); }
.btn-lg { padding: 1rem 2rem; font-size: 1rem; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Cards */
.card {
  background: var(--card);
  border: 1px solid rgba(51, 65, 85, 0.5);
  border-radius: 0.75rem;
  padding: 1.5rem;
  transition: all 0.3s;
}

/* Animations */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.animate-pulse { animation: pulse 3s cubic-bezier(0.4, 0, 0.6, 1) infinite; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fade-in { animation: fadeIn 0.6s ease-out; }

/* Forms */
input, textarea, select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  color: var(--foreground);
  transition: all 0.2s;
}
input::placeholder, textarea::placeholder { color: var(--muted-fg); }
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: rgba(255, 107, 53, 0.5);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}
textarea { resize: vertical; min-height: 120px; }
label { display: block; font-size: 0.875rem; font-weight: 600; margin-bottom: 0.5rem; }

/* List styles */
.list-disc { list-style: disc; }
.list-inside { list-style-position: inside; }
.space-y-1 > * + * { margin-top: 0.25rem; }
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-3 > * + * { margin-top: 0.75rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }
.space-y-12 > * + * { margin-top: 3rem; }
.space-y-16 > * + * { margin-top: 4rem; }

/* Hover transitions */
.hover\:text-primary:hover, .hover\:text-orange-500:hover { color: var(--primary); }
.hover\:text-cyan-400:hover { color: #22d3ee; }
.transition-colors { transition: color 0.2s, background 0.2s, border-color 0.2s; }
.transition-transform { transition: transform 0.2s; }
.transition-all { transition: all 0.3s; }
.group:hover .group-hover\:scale-110 { transform: scale(1.1); }
.group:hover .group-hover\:scale-105 { transform: scale(1.05); }
.group:hover .group-hover\:-translate-y-2 { transform: translateY(-0.5rem); }
.group:hover .group-hover\:translate-x-1 { transform: translateX(0.25rem); }

/* Specific */
.bg-slate-50 { background: #f8fafc; }
.bg-slate-100 { background: #f1f5f9; }
.bg-red-100 { background: #fee2e2; }
.fill-orange-500 { fill: var(--primary); }

/* Print */
@media print {
  nav, footer, .no-print { display: none !important; }
}