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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    color: #e2e8f0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1.5rem;
    background: url('/images/home_page.avif') no-repeat center center fixed;
    background-size: cover;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.55);
    z-index: -1;
}

.container {
    max-width: 480px;
    width: 100%;
    text-align: center;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.tagline {
    color: #cbd5e1;
    margin-bottom: 2rem;
    font-size: 1.1rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.card {
    background: rgba(30, 41, 59, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 1.25rem;
    padding: 2.5rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.card h2 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: #fff;
}

.card p {
    color: #cbd5e1;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.btn {
    display: inline-block;
    padding: 0.875rem 1.75rem;
    border-radius: 0.625rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.btn-primary {
    background: #f97316;
    color: #fff;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.35);
}

.btn-primary:hover {
    box-shadow: 0 6px 16px rgba(249, 115, 22, 0.45);
}

.btn-whatsapp {
    background: #22c55e;
    color: #fff;
    box-shadow: 0 4px 12px rgba(34, 197, 94, 0.35);
}

.btn-whatsapp:hover {
    box-shadow: 0 6px 16px rgba(34, 197, 94, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
}

.btn.disabled {
    background: rgba(71, 85, 105, 0.6);
    cursor: not-allowed;
    transform: none;
}

.steps {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.step {
    flex: 1;
    text-align: center;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 50%;
    background: rgba(51, 65, 85, 0.7);
    color: #e2e8f0;
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.step p {
    font-size: 0.875rem;
    color: #cbd5e1;
}

.success h1 {
    color: #4ade80;
}

.whatsapp-icon {
    display: inline-block;
    margin-right: 0.5rem;
}

.qr-wrapper {
    margin-top: 1.5rem;
    text-align: center;
}

.qr-hint {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-bottom: 0.75rem;
}

.qr-wrapper canvas {
    border-radius: 0.75rem;
    background: #fff;
    padding: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}