:root {
    /* New Turquoise/Cyan Brand Colors */
    --gf-cyan: #00D4C8;
    --gf-cyan-light: #33E0D6;
    --gf-cyan-dark: #00a89c;
    --gf-black: #1a1a1a;
    --gf-gray-dark: #2d2d2d;
    --gf-gray: #444444;
    --gf-white: #ffffff;
    --gf-light-gray: #f5f5f5;
    
    /* Legacy gold colors (keeping for backwards compatibility) */
    --gf-gold: var(--gf-cyan);
    --gf-gold-light: var(--gf-cyan-light);
    --gf-gold-dark: var(--gf-cyan-dark);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--gf-black);
    color: white;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Merriweather', serif;
}

.min-h-screen {
    min-height: 100vh;
}

.bg-gf-black {
    background-color: var(--gf-black);
}

.bg-gf-gray-dark {
    background-color: var(--gf-gray-dark);
}

.bg-gf-gray {
    background-color: var(--gf-gray);
}

.text-white {
    color: white;
}

.text-gray-300 {
    color: #d1d5db;
}

.text-gray-400 {
    color: #9ca3af;
}

.text-gf-gold {
    color: var(--gf-gold);
}

.text-gf-black {
    color: var(--gf-black);
}

.container-custom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 4rem 0;
}

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.top-0 {
    top: 0;
}

.left-0 {
    left: 0;
}

.w-full {
    width: 100%;
}

.h-32 {
    height: 8rem;
}

.bg-gradient-to-b {
    background: linear-gradient(to bottom, var(--gf-black), transparent);
}

.from-gf-black {
    --tw-gradient-from: var(--gf-black);
}

.to-transparent {
    --tw-gradient-to: transparent;
}

.z-10 {
    z-index: 10;
}

/* Navbar */
.navbar {
    background: rgba(60, 60, 60, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.navbar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gf-gold);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--gf-gold);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--gf-black) 0%, var(--gf-gray-dark) 100%);
    padding: 8rem 0 4rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.gold-gradient {
    background: linear-gradient(45deg, var(--gf-gold), var(--gf-gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    color: #ccc;
    margin-bottom: 2rem;
}

/* About Section */
.about {
    background: var(--gf-gray-dark);
    padding: 4rem 0;
}

.about h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.about-card {
    background: var(--gf-black);
    padding: 2rem;
    border-radius: 0.5rem;
    border: 1px solid rgba(0, 212, 200, 0.2);
}

/* How It Works Section */
.how-it-works {
    padding: 80px 0;
    background: var(--gf-black);
    position: relative;
}

.how-it-works h2 {
    text-align: center;
    margin-bottom: 60px;
    font-size: 2.5rem;
    color: white;
}

.timeline-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

/* Timeline line */
.timeline-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    height: 100%;
    width: 4px;
    background: linear-gradient(to bottom, var(--gf-gold), #f4d03f, var(--gf-gold));
}

.timeline-steps {
    display: flex;
    flex-direction: column;
    gap: 96px;
}

.timeline-step {
    display: flex;
    align-items: center;
    position: relative;
}

.timeline-step:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-content {
    width: calc(50% - 40px);
    padding: 30px;
    background: var(--gf-gray-dark);
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 200, 0.2);
}

.timeline-step:nth-child(even) .timeline-content {
    text-align: right;
}

.timeline-number {
    width: 40px;
    height: 40px;
    background: var(--gf-gold);
    color: var(--gf-black);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
    position: relative;
    z-index: 10;
    margin: 0 40px;
}

.timeline-content h3 {
    color: var(--gf-gold);
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.timeline-content p {
    color: #ccc;
    line-height: 1.6;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .timeline-line {
        display: none;
    }
    
    .timeline-step,
    .timeline-step:nth-child(even) {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-content {
        width: 100%;
        text-align: center;
    }
    
    .timeline-step:nth-child(even) .timeline-content {
        text-align: center;
    }
    
    .timeline-number {
        margin: 0 0 20px 0;
    }
}

/* Demo Section Utilities */
.text-center {
    text-align: center;
}

.max-w-3xl {
    max-width: 48rem;
}

.max-w-4xl {
    max-width: 64rem;
}

.max-w-md {
    max-width: 28rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.mb-16 {
    margin-bottom: 4rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 0.75rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.text-3xl {
    font-size: 1.875rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-xs {
    font-size: 0.75rem;
}

.font-bold {
    font-weight: 700;
}

.w-24 {
    width: 6rem;
}

.h-1 {
    height: 0.25rem;
}

.w-16 {
    width: 4rem;
}

.h-16 {
    height: 4rem;
}

.w-8 {
    width: 2rem;
}

.h-8 {
    height: 2rem;
}

.w-12 {
    width: 3rem;
}

.h-12 {
    height: 3rem;
}

.w-64 {
    width: 16rem;
}

.h-64 {
    height: 16rem;
}

.bg-white {
    background-color: white;
}

.p-4 {
    padding: 1rem;
}

.p-6 {
    padding: 1.5rem;
}

.p-3 {
    padding: 0.75rem;
}

.p-2 {
    padding: 0.5rem;
}

.rounded-lg {
    border-radius: 0.5rem;
}

.rounded-xl {
    border-radius: 0.75rem;
}

.rounded-md {
    border-radius: 0.375rem;
}

.rounded-full {
    border-radius: 9999px;
}

.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-lg {
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.overflow-hidden {
    overflow: hidden;
}

.border {
    border-width: 1px;
}

.border-2 {
    border-width: 2px;
}

.border-t {
    border-top-width: 1px;
}

.border-gf-gold\/20 {
    border-color: rgba(0, 212, 200, 0.2);
}

.border-gf-gold\/30 {
    border-color: rgba(0, 212, 200, 0.3);
}

.border-gf-black {
    border-color: var(--gf-black);
}

.border-gray-600 {
    border-color: #4b5563;
}

.grid {
    display: grid;
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.gap-8 {
    gap: 2rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-3 {
    gap: 0.75rem;
}

.items-center {
    align-items: center;
}

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

.flex {
    display: flex;
}

.flex-1 {
    flex: 1 1 0%;
}

.flex-col {
    flex-direction: column;
}

.justify-between {
    justify-content: space-between;
}

.items-start {
    align-items: flex-start;
}

.transform {
    transform: var(--tw-transform);
}

.translate-x-1\/4 {
    --tw-translate-x: 25%;
    transform: translateX(var(--tw-translate-x)) translateY(var(--tw-translate-y));
}

.-translate-y-1\/4 {
    --tw-translate-y: -25%;
    transform: translateX(var(--tw-translate-x)) translateY(var(--tw-translate-y));
}

.cursor-pointer {
    cursor: pointer;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .5;
    }
}

.hidden {
    display: none;
}

.block {
    display: block;
}

.ml-2 {
    margin-left: 0.5rem;
}

.mt-1 {
    margin-top: 0.25rem;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(45deg, var(--gf-gold), var(--gf-gold-light));
    color: var(--gf-black);
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 0.375rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 212, 200, 0.4);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 1px solid #666;
    padding: 0.75rem 2rem;
    border-radius: 0.375rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

.btn-secondary:hover {
    border-color: var(--gf-gold);
    color: var(--gf-gold);
}

/* Contact Section */
.contact {
    background: var(--gf-black);
    padding: 4rem 0;
}

.contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: var(--gf-gray-dark);
    padding: 2rem;
    border-radius: 0.5rem;
    text-align: center;
}

/* Footer */
.footer {
    background: var(--gf-gray-dark);
    padding: 2rem 0;
    text-align: center;
    color: #ccc;
}

/* Error Message */
.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.5);
    border-radius: 0.375rem;
    padding: 1rem;
    margin-bottom: 1.5rem;
    color: #fca5a5;
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 0.75rem;
}

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

/* QR Canvas Styling */
#qr-canvas {
    background: white !important;
    display: block !important;
    position: relative;
    z-index: 10;
    width: 160px !important;
    height: 160px !important;
    max-width: 160px !important;
    max-height: 160px !important;
}

/* Responsive */
@media (min-width: 768px) {
    .md\\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .md\\:text-4xl {
        font-size: 2.25rem;
    }
    
    .md\\:text-2xl {
        font-size: 1.5rem;
    }
    
    .md\\:p-10 {
        padding: 2.5rem;
    }
}

@media (min-width: 640px) {
    .sm\\:flex-row {
        flex-direction: row;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .nav-links {
        display: none;
    }
}