* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    background: #f8fafc;
    color: #334155;
}

.signup-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.signup-wrapper {
    max-width: 1120px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 430px;
    gap: 80px;
    align-items: center;
}

.back-link {
    display: inline-block;
    margin-bottom: 36px;
    color: #64748b;
    text-decoration: none;
    font-size: 16px;
}

.signup-info h1 {
    font-size: 68px;
    line-height: 1.02;
    margin: 0 0 28px;
    letter-spacing: -2px;
    color: #334155;
}

.lead {
    font-size: 22px;
    line-height: 1.55;
    color: #64748b;
    max-width: 620px;
    margin-bottom: 36px;
}

.benefits {
    display: grid;
    gap: 12px;
    font-size: 20px;
    color: #475569;
}

.benefits p {
    margin: 0;
}

.signup-card {
    background: #ffffff;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 24px 70px rgba(15, 23, 42, 0.10);
    border: 1px solid #e2e8f0;
}

.signup-card h2 {
    margin: 0 0 10px;
    font-size: 30px;
    color: #334155;
}

.card-subtitle {
    margin: 0 0 28px;
    color: #64748b;
    line-height: 1.4;
}

.signup-card label {
    display: block;
    margin: 16px 0 8px;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
}

.signup-card input,
.signup-card select {
    width: 100%;
    height: 48px;
    padding: 0 14px;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    font-size: 16px;
    outline: none;
    background: #fff;
}

.signup-card input:focus,
.signup-card select:focus {
    border-color: #64748b;
    box-shadow: 0 0 0 4px rgba(100, 116, 139, 0.12);
}

.signup-btn {
    width: 100%;
    margin-top: 26px;
    height: 54px;
    border: 0;
    border-radius: 14px;
    background: #475569;
    color: white;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
}

.signup-btn:hover {
    background: #334155;
}

.login-link {
    margin: 22px 0 0;
    text-align: center;
    color: #64748b;
}

.login-link a {
    color: #334155;
    font-weight: 700;
    text-decoration: none;
}

.form-errors {
    background: #fee2e2;
    color: #991b1b;
    border-radius: 12px;
    padding: 12px 14px;
    margin-bottom: 18px;
    font-size: 14px;
}

.helptext,
.signup-card ul {
    display: none;
}

@media (max-width: 900px) {
    .signup-page {
        padding: 24px;
    }

    .signup-wrapper {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .signup-info h1 {
        font-size: 46px;
    }

    .lead {
        font-size: 18px;
    }
}