/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Dark theme color variables */
:root {
    --background: #0f172a;
    --foreground: #f8fafc;
    --card: #1e293b;
    --card-foreground: #f8fafc;
    --muted: #334155;
    --muted-foreground: #94a3b8;
    --border: #334155;
    --input: #334155;
    --ring: #64748b;
    --blue-400: #60a5fa;
    --blue-500: #3b82f6;
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --purple-400: #a78bfa;
    --purple-500: #8b5cf6;
    --purple-600: #7c3aed;
    --purple-700: #6d28d9;
    --green-400: #4ade80;
    --green-500: #22c55e;
    --green-600: #16a34a;
    --green-700: #15803d;
    --red-400: #f87171;
    --red-500: #ef4444;
    --yellow-500: #eab308;
    --orange-500: #f97316;
    --cyan-400: #22d3ee;
    --emerald-400: #34d399;
    --emerald-500: #10b981;
    --emerald-600: #059669;
    --emerald-700: #047857;
    --pink-400: #f472b6;
    --pink-500: #ec4899;
    --amber-400: #fbbf24;
    --amber-500: #f59e0b;
    --orange-400: #fb923c;
    --orange-600: #ea580c;
    --indigo-400: #818cf8;
    --indigo-600: #4f46e5;
    --teal-700: #0f766e;
    --pink-700: #be185d;
}

/* Base typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Utility classes */
.dark { color-scheme: dark; }
.hidden { display: none !important; }
.min-h-screen { min-height: 100vh; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.z-10 { z-index: 10; }
.z-50 { z-index: 50; }
.top-0 { top: 0; }
.overflow-hidden { overflow: hidden; }
.overflow-x-auto { overflow-x: auto; }

/* Layout utilities */
.max-w-7xl { max-width: 80rem; margin: 0 auto; }
.max-w-4xl { max-width: 56rem; margin: 0 auto; }
.max-w-3xl { max-width: 48rem; margin: 0 auto; }
.max-w-2xl { max-width: 42rem; margin: 0 auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.pt-20 { padding-top: 5rem; }
.pb-32 { padding-bottom: 8rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.p-12 { padding: 3rem; }
.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; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.mt-4 { margin-top: 1rem; }
.mt-16 { margin-top: 4rem; }
.-top-4 { top: -1rem; }
.-left-4 { left: -1rem; }

/* Flexbox utilities */
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.space-x-2 > * + * { margin-left: 0.5rem; }
.space-x-3 > * + * { margin-left: 0.75rem; }
.space-x-4 > * + * { margin-left: 1rem; }
.space-x-6 > * + * { margin-left: 1.5rem; }
.space-x-8 > * + * { margin-left: 2rem; }
.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; }

/* Grid utilities */
.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

/* Typography utilities */
.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-4xl { font-size: 2.25rem; }
.text-5xl { font-size: 3rem; }
.text-7xl { font-size: 4.5rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }
.text-center { text-align: center; }
.break-all { word-break: break-all; }
.font-mono { font-family: ui-monospace, SFMono-Regular, monospace; }

/* Color utilities */
.text-foreground { color: var(--foreground); }
.text-muted-foreground { color: var(--muted-foreground); }
.text-blue-300 { color: #93c5fd; }
.text-blue-400 { color: var(--blue-400); }
.text-green-400 { color: var(--green-400); }
.text-red-400 { color: var(--red-400); }
.text-white { color: white; }
.bg-background { background-color: var(--background); }
.bg-card { background-color: var(--card); }
.bg-muted { background-color: var(--muted); }
.bg-input { background-color: var(--input); }
.bg-slate-950 { background-color: #020617; }
.bg-slate-800 { background-color: #1e293b; }
.bg-slate-700 { background-color: #334155; }
.bg-green-400 { background-color: var(--green-400); }

/* Background utilities */
.bg-card\/50 { background-color: rgba(30, 41, 59, 0.5); }
.bg-card\/30 { background-color: rgba(30, 41, 59, 0.3); }
.bg-muted\/30 { background-color: rgba(51, 65, 85, 0.3); }
.bg-blue-500\/10 { background-color: rgba(59, 130, 246, 0.1); }
.bg-blue-500\/5 { background-color: rgba(59, 130, 246, 0.05); }
.bg-purple-500\/10 { background-color: rgba(139, 92, 246, 0.1); }
.bg-purple-500\/5 { background-color: rgba(139, 92, 246, 0.05); }
.bg-green-600\/20 { background-color: rgba(22, 163, 74, 0.2); }
.bg-blue-600\/20 { background-color: rgba(37, 99, 235, 0.2); }
.bg-border\/30 { background-color: rgba(51, 65, 85, 0.3); }
.bg-slate-800\/80 { background-color: rgba(30, 41, 59, 0.8); }
.bg-background\/80 { background-color: rgba(15, 23, 42, 0.8); }

/* Gradient utilities */
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--tw-gradient-stops)); }
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-gradient-stops)); }
.bg-gradient-to-t { background-image: linear-gradient(to top, var(--tw-gradient-stops)); }
.from-blue-400 { --tw-gradient-from: var(--blue-400); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(96, 165, 250, 0)); }
.to-purple-400 { --tw-gradient-to: var(--purple-400); }
.via-purple-400 { --tw-gradient-stops: var(--tw-gradient-from), var(--purple-400), var(--tw-gradient-to, rgba(167, 139, 250, 0)); }
.to-indigo-400 { --tw-gradient-to: var(--indigo-400); }
.from-blue-600 { --tw-gradient-from: var(--blue-600); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(37, 99, 235, 0)); }
.to-purple-600 { --tw-gradient-to: var(--purple-600); }
.from-blue-700 { --tw-gradient-from: var(--blue-700); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(29, 78, 216, 0)); }
.to-purple-700 { --tw-gradient-to: var(--purple-700); }
.from-green-600 { --tw-gradient-from: var(--green-600); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(22, 163, 74, 0)); }
.to-emerald-600 { --tw-gradient-to: var(--emerald-600); }
.from-green-700 { --tw-gradient-from: var(--green-700); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(21, 128, 61, 0)); }
.to-emerald-700 { --tw-gradient-to: var(--emerald-700); }
.from-slate-900 { --tw-gradient-from: #0f172a; --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(15, 23, 42, 0)); }
.via-blue-900\/20 { --tw-gradient-stops: var(--tw-gradient-from), rgba(30, 58, 138, 0.2), var(--tw-gradient-to, rgba(30, 58, 138, 0)); }
.to-indigo-900\/30 { --tw-gradient-to: rgba(49, 46, 129, 0.3); }
.via-purple-900\/10 { --tw-gradient-stops: var(--tw-gradient-from), rgba(88, 28, 135, 0.1), var(--tw-gradient-to, rgba(88, 28, 135, 0)); }
.to-indigo-900\/20 { --tw-gradient-to: rgba(49, 46, 129, 0.2); }
.via-slate-800 { --tw-gradient-stops: var(--tw-gradient-from), #1e293b, var(--tw-gradient-to, rgba(30, 41, 59, 0)); }
.to-slate-900 { --tw-gradient-to: #0f172a; }
.via-slate-900 { --tw-gradient-stops: var(--tw-gradient-from), #0f172a, var(--tw-gradient-to, rgba(15, 23, 42, 0)); }
.to-slate-800 { --tw-gradient-to: #1e293b; }
.from-slate-800 { --tw-gradient-from: #1e293b; --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(30, 41, 59, 0)); }
.from-blue-950\/20 { --tw-gradient-from: rgba(23, 37, 84, 0.2); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(23, 37, 84, 0)); }
.to-transparent { --tw-gradient-to: transparent; }

/* Gradient text clip */
.bg-clip-text {
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Border utilities */
.border { border-width: 1px; }
.border-t { border-top-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-border { border-color: var(--border); }
.border-border\/50 { border-color: rgba(51, 65, 85, 0.5); }
.border-border\/30 { border-color: rgba(51, 65, 85, 0.3); }
.border-blue-500\/20 { border-color: rgba(59, 130, 246, 0.2); }
.border-green-500\/30 { border-color: rgba(34, 197, 94, 0.3); }
.border-white\/10 { border-color: rgba(255, 255, 255, 0.1); }
.border-white\/5 { border-color: rgba(255, 255, 255, 0.05); }

/* Rounded corners */
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-full { border-radius: 9999px; }

/* Sizing utilities */
.w-2 { width: 0.5rem; }
.w-8 { width: 2rem; }
.w-12 { width: 3rem; }
.w-16 { width: 4rem; }
.w-64 { width: 16rem; }
.w-96 { width: 24rem; }
.w-full { width: 100%; }
.h-2 { height: 0.5rem; }
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-12 { height: 3rem; }
.h-16 { height: 4rem; }
.h-64 { height: 16rem; }
.h-96 { height: 24rem; }
.h-full { height: 100%; }
.h-auto { height: auto; }
.min-w-[120px] { min-width: 120px; }

/* Shadow utilities */
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }
.shadow-blue-500\/25 { box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.25), 0 4px 6px -2px rgba(59, 130, 246, 0.05); }
.shadow-green-500\/25 { box-shadow: 0 10px 15px -3px rgba(34, 197, 94, 0.25), 0 4px 6px -2px rgba(34, 197, 94, 0.05); }
.shadow-blue-500\/10 { box-shadow: 0 20px 25px -5px rgba(59, 130, 246, 0.1), 0 10px 10px -5px rgba(59, 130, 246, 0.04); }

/* Backdrop utilities */
.backdrop-blur-lg { backdrop-filter: blur(16px); }
.backdrop-blur-sm { backdrop-filter: blur(4px); }

/* Blur utilities */
.blur-xl { filter: blur(24px); }
.blur-3xl { filter: blur(64px); }

/* Opacity utilities */
.opacity-20 { opacity: 0.2; }
.opacity-30 { opacity: 0.3; }
.opacity-50 { opacity: 0.5; }

/* Transition utilities */
.transition-colors { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-opacity { transition-property: opacity; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-300 { transition-duration: 300ms; }
.duration-1000 { transition-duration: 1000ms; }

/* Focus utilities */
.focus\:border-blue-400\/50:focus { border-color: rgba(96, 165, 250, 0.5); }
.focus\:ring-blue-400\/25:focus { box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.25); }

/* Hover utilities */
.hover\:text-blue-400:hover { color: var(--blue-400); }
.hover\:border-blue-400:hover { border-color: var(--blue-400); }
.hover\:border-green-400\/50:hover { border-color: rgba(74, 222, 128, 0.5); }
.hover\:bg-blue-500\/10:hover { background-color: rgba(59, 130, 246, 0.1); }
.hover\:bg-slate-700\/80:hover { background-color: rgba(51, 65, 85, 0.8); }
.hover\:from-blue-700:hover { --tw-gradient-from: var(--blue-700); }
.hover\:to-purple-700:hover { --tw-gradient-to: var(--purple-700); }
.hover\:from-green-700:hover { --tw-gradient-from: var(--green-700); }
.hover\:to-emerald-700:hover { --tw-gradient-to: var(--emerald-700); }
.hover\:shadow-2xl:hover { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25); }
.hover\:shadow-blue-500\/10:hover { box-shadow: 0 20px 25px -5px rgba(59, 130, 246, 0.1), 0 10px 10px -5px rgba(59, 130, 246, 0.04); }

/* Component-specific styles */

/* Header */
.header {
    backdrop-filter: blur(16px);
}

/* Navigation hover effects */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link:hover {
    transform: translateY(-2px);
}

/* Button styles */
button {
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    outline: none;
}

button:hover {
    transform: scale(1.05);
}

button:active {
    transform: scale(0.95);
}

.link-wallet-btn,
.link-wallet-hero-btn,
.start-check-btn,
.check-wallet-btn,
.try-now-btn,
.get-api-key-btn,
.contact-support-btn {
    background: linear-gradient(135deg, var(--blue-600), var(--purple-600));
    color: white;
    border-radius: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 15px -3px rgba(59, 130, 246, 0.25);
}

.link-wallet-btn:hover,
.link-wallet-hero-btn:hover,
.start-check-btn:hover,
.check-wallet-btn:hover,
.try-now-btn:hover,
.get-api-key-btn:hover,
.contact-support-btn:hover {
    background: linear-gradient(135deg, var(--blue-700), var(--purple-700));
    transform: scale(1.05);
}

/* Input styles */
input {
    background-color: var(--input);
    border: 1px solid rgba(51, 65, 85, 0.5);
    color: var(--foreground);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    width: 100%;
}

input:focus {
    outline: none;
    border-color: rgba(96, 165, 250, 0.5);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.25);
}

input::placeholder {
    color: var(--muted-foreground);
}

/* Card styles */
.checker-card,
.api-card,
.step-card,
.feature-card,
.stat-card,
.endpoint-card {
    background-color: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(51, 65, 85, 0.5);
    border-radius: 0.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.checker-card:hover,
.api-card:hover,
.step-card:hover,
.feature-card:hover,
.stat-card:hover,
.endpoint-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 20px 25px -5px rgba(59, 130, 246, 0.1);
}

/* Progress bar */
.progress-bar {
    background-color: var(--muted);
    border-radius: 9999px;
    overflow: hidden;
}

.progress-fill {
    background: linear-gradient(to right, var(--blue-500), var(--purple-500));
    transition: width 1s ease;
    border-radius: 9999px;
}

/* Risk badge */
.risk-badge {
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.risk-badge.low {
    background-color: rgba(34, 197, 94, 0.2);
    color: var(--green-400);
}

.risk-badge.medium {
    background-color: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.risk-badge.high {
    background-color: rgba(239, 68, 68, 0.2);
    color: var(--red-400);
}

/* Status dots animation */
.status-dot {
    animation: pulse 2s infinite;
}

.status-dot:nth-child(1) { animation-delay: 0s; }
.status-dot:nth-child(2) { animation-delay: 0.5s; }
.status-dot:nth-child(3) { animation-delay: 1s; }

/* Check icons */
.check-item svg {
    transition: all 0.3s ease;
}

.check-item:hover svg {
    transform: scale(1.2);
}

/* Floating backgrounds */
.floating-bg {
    animation: float 8s ease-in-out infinite;
}

.floating-bg-1 { animation-delay: 0s; animation-duration: 8s; }
.floating-bg-2 { animation-delay: 2s; animation-duration: 10s; }
.floating-bg-3 { animation-delay: 1s; animation-duration: 20s; }
.floating-bg-4 { animation-delay: 3s; animation-duration: 18s; }
.floating-bg-5 { animation-delay: 0.5s; animation-duration: 15s; }
.floating-bg-6 { animation-delay: 2.5s; animation-duration: 12s; }
.floating-bg-7 { animation-delay: 1.5s; animation-duration: 15s; }
.floating-bg-8 { animation-delay: 3.5s; animation-duration: 12s; }
.floating-bg-9 { animation-delay: 0.8s; animation-duration: 25s; }
.floating-bg-10 { animation-delay: 2.2s; animation-duration: 20s; }

/* Rotating elements */
.rotating-shield,
.rotating-footer-shield {
    animation: rotate 20s linear infinite;
}

.shield-pulse {
    animation: pulse 2s infinite;
}

/* AML text animation */
.aml-text {
    animation: pulse-glow 2s ease-in-out infinite;
}

/* Visualization blocks */
.viz-block {
    transition: all 0.3s ease;
    animation: viz-fade-in 0.5s ease forwards;
    opacity: 0;
    transform: scale(0.8);
}

.viz-block:nth-child(1) { animation-delay: 0.5s; }
.viz-block:nth-child(2) { animation-delay: 0.6s; }
.viz-block:nth-child(3) { animation-delay: 0.7s; }
.viz-block:nth-child(4) { animation-delay: 0.8s; }
.viz-block:nth-child(5) { animation-delay: 0.9s; }
.viz-block:nth-child(6) { animation-delay: 1.0s; }
.viz-block:nth-child(7) { animation-delay: 1.1s; }
.viz-block:nth-child(8) { animation-delay: 1.2s; }
.viz-block:nth-child(9) { animation-delay: 1.3s; }

.viz-block:hover {
    transform: scale(1.1);
    background: rgba(59, 130, 246, 0.3) !important;
}

/* Step numbers */
.step-number {
    animation: bounce-in 0.5s ease forwards;
    animation-delay: 0.3s;
    transform: scale(0);
}

/* Stat glows */
.stat-glow {
    animation: glow-pulse 3s ease-in-out infinite;
}

.stat-card:nth-child(1) .stat-glow { animation-delay: 0s; }
.stat-card:nth-child(2) .stat-glow { animation-delay: 0.5s; }
.stat-card:nth-child(3) .stat-glow { animation-delay: 1s; }
.stat-card:nth-child(4) .stat-glow { animation-delay: 1.5s; }

/* Tab system */
.tab-buttons {
    background-color: rgba(51, 65, 85, 0.3);
    border-radius: 0.5rem;
    padding: 0.25rem;
}

.tab-btn {
    background-color: transparent;
    color: var(--muted-foreground);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.tab-btn.active,
.tab-btn:hover {
    background-color: var(--background);
    color: var(--foreground);
}

.tab-panel {
    animation: fade-in 0.3s ease;
}

/* Copy button */
.copy-btn {
    background-color: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(51, 65, 85, 0.3);
    color: var(--muted-foreground);
    width: 2rem;
    height: 2rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.copy-btn:hover {
    background-color: rgba(51, 65, 85, 0.8);
    color: var(--foreground);
}

/* Footer links */
.footer-link {
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--blue-400);
    transform: translateY(-2px);
}

/* Loading state for check button */
.check-icon.loading {
    animation: spin 1s linear infinite;
}

/* Responsive design */
@media (min-width: 640px) {
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
    .sm\:flex-row { flex-direction: row; }
}

@media (min-width: 768px) {
    .md\:flex { display: flex; }
    .md\:hidden { display: none; }
    .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .md\:mt-0 { margin-top: 0; }
    .md\:flex-row { flex-direction: row; }
}

@media (min-width: 1024px) {
    .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
    .lg\:text-5xl { font-size: 3rem; }
    .lg\:text-7xl { font-size: 4.5rem; }
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .lg\:grid-cols-12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
    .lg\:col-span-4 { grid-column: span 4 / span 4; }
    .lg\:col-span-8 { grid-column: span 8 / span 8; }
    .lg\:pl-8 { padding-left: 2rem; }
    .lg\:block { display: block; }
}

/* Animations */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -30px) scale(1.1); }
    50% { transform: translate(0, -50px) scale(1); }
    75% { transform: translate(-50px, -30px) scale(1.1); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.2; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(1.1); }
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes viz-fade-in {
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes bounce-in {
    0% { transform: scale(0); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection colors */
::selection {
    background-color: rgba(96, 165, 250, 0.3);
    color: var(--foreground);
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--muted-foreground);
}

.header .header-nav {
  display: flex;
  align-items: center;
  gap: 24px;            
  margin-left: auto;    
}


.header .header-nav .nav-link {
  text-decoration: none;
  color: var(--muted-foreground, #a3a3a3);
  transition: color .2s ease;
  font-weight: 500;
  font-size: 14px;
}
.header .header-nav .nav-link:hover {
  color: #60a5fa;      
}

.header .header-nav .wallet-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;      
  padding: 0 12px;   
  border-radius: 8px;
  border: 1px solid rgba(99,102,241,.35);
  background: linear-gradient(90deg, #2563eb, #7c3aed);
  color: #fff;
  cursor: pointer;
}
.header .header-nav .wallet-button:hover { filter: brightness(1.05); }

@media (max-width: 767px) { .header .header-nav { display: none; } }
@media (min-width: 768px) { .header .header-nav { display: flex; } }



.hero-buttons .start-check-btn,
.hero-buttons .link-wallet-hero-btn {
  display: inline-flex;       
  align-items: center;        
  gap: 8px;                   
  white-space: nowrap;        
  line-height: 1;             
}

.hero-buttons .start-check-btn svg,
.hero-buttons .link-wallet-hero-btn svg {
  display: inline-block;     
  width: 20px;               
  height: 20px;              
  flex: 0 0 auto;            
}

.checker-card .quick-link-wallet-btn,
.checker-card #check-wallet-btn {
  display: inline-flex;      
  align-items: center;       
  gap: 8px;                  
  white-space: nowrap;       
  line-height: 1;            
}

.checker-card .quick-link-wallet-btn svg,
.checker-card #check-wallet-btn svg {
  display: inline-block;    
  flex: 0 0 auto;           
  margin: 0;                
}

.checker-card .quick-link-wallet-btn svg:first-child {
  width: 16px;               
  height: 16px;              
}
.checker-card .quick-link-wallet-btn svg:last-child {
  width: 12px;               
  height: 12px;              
}

.checker-card #check-wallet-btn svg {
  width: 16px;               
  height: 16px;              
}
.checker-card #check-wallet-btn .btn-text {
  display: inline-block;     
}

.checker-card .quick-link-wallet-btn,
.checker-card #check-wallet-btn {
  will-change: filter, transform, background;
}