body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, sans-serif;
    background: #f8fafc;
    color: #1e293b;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    max-width: 600px;
    width: 90%;
    padding: 40px 20px;
    position: relative;
}

.progress-container {
    position: relative;
    margin-bottom: 40px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: #e2e8f0;
    border-radius: 2px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: #2563eb;
    transition: width 0.3s ease;
}

.back-button {
    position: absolute;
    left: 0;
    top: -30px;
    background: none;
    border: none;
    color: #64748b;
    font-size: 0.9rem;
    cursor: pointer;
    padding: 4px 8px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.back-button:hover {
    color: #0f172a;
    transform: translateY(0);
}

.step-indicator {
    position: absolute;
    right: 0;
    top: -30px;
    color: #64748b;
    font-size: 0.9rem;
}

.step {
    display: none;
    animation: fadeIn 0.5s ease-out;
    justify-content: center;
}

.step.active {
    display: block;
}

.lottie-container {
    width: 100%;
    display: flex;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #0f172a;
}

p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #475569;
    margin-bottom: 2rem;
}

.options {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 2rem;
}

.option {
    display: flex;
    align-items: center;
    padding: 16px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.option:hover {
    border-color: #93c5fd;
    background: #f8faff;
}

.option.selected {
    border-color: #2563eb;
    background: #eff6ff;
}

.option input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 12px;
}

.option label {
    font-size: 1.1rem;
    cursor: pointer;
}

input[type="email"] {
    width: 100%;
    padding: 16px;
    font-size: 1.1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    margin-bottom: 2rem;
    transition: border-color 0.2s;
    box-sizing: border-box;
    text-align: center;
}

input[type="email"]:focus {
    outline: none;
    border-color: #2563eb;
}

button {
    padding: 16px 32px;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    background: #2563eb;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

button:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}


.success-message {
    text-align: center;
    padding: 40px 0;
}

.success-message h1 {
    color: #059669;
    margin-bottom: 1rem;
}

.loading-screen {
    display: none;
    text-align: center;
    padding: 40px 0;
}

.loader {
    width: 48px;
    height: 48px;
    border: 5px solid #e2e8f0;
    border-bottom-color: #2563eb;
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: rotation 1s linear infinite;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}