/* style.css */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f0ff, #fff5f0);
    min-height: 100vh;
    padding: 20px;
}
.container {
    max-width: 1000px;
    margin: 0 auto;
}
header {
    text-align: center;
    margin-bottom: 30px;
}
header h1 {
    color: #6a0dad;
    font-size: 2.2rem;
    margin-bottom: 10px;
}
header p {
    color: #555;
    font-size: 1.1rem;
}

/* Bundle circles */
.bundles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}
.bundle {
    background: white;
    border-radius: 20px;
    padding: 20px 10px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border: 2px solid #f0f0f0;
}
.bundle:hover {
    transform: translateY(-5px);
    border-color: #ff6f00;
    box-shadow: 0 6px 16px rgba(255,111,0,0.2);
}
.bundle h3 {
    color: #6a0dad;
    font-size: 1.1rem;
    margin-bottom: 8px;
}
.bundle .price {
    color: #ff6f00;
    font-weight: bold;
    font-size: 1.3rem;
    margin: 5px 0;
}
.bundle .duration {
    color: #666;
    font-size: 0.9rem;
}

/* Payment form */
.payment-form {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    display: none;
}
.payment-form.active {
    display: block;
}
.form-header {
    text-align: center;
    margin-bottom: 20px;
}
.form-header h2 {
    color: #6a0dad;
}
.input-group {
    margin-bottom: 20px;
}
.input-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
}
.input-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
}
.input-group input:focus {
    border-color: #6a0dad;
    outline: none;
}
.btn {
    background: #6a0dad;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    transition: background 0.3s;
}
.btn:hover {
    background: #5a0c9d;
}
.btn-secondary {
    background: #ff6f00;
}
.btn-secondary:hover {
    background: #e06300;
}
.back-btn {
    background: #f0f0f0;
    color: #666;
    margin-top: 15px;
}
.back-btn:hover {
    background: #e0e0e0;
}

/* Login form */
.login-form {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    margin-top: 20px;
}