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

body {
    background: #F5F7FA;
    font-family: 'Inter', sans-serif;
    color: #1E2A32;
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.register-container {
    width: 100%;
    max-width: 520px;
    padding: 2rem;
}

.register-card {
    background: #FFFFFF;
    border-radius: 1.5rem;
    border: 1px solid #E9ECEF;
    padding: 2rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.04);
}

.logo {
    text-align: center;
    margin-bottom: 2rem;
}
.logo a {
    font-size: 1.8rem;
    font-weight: 600;
    color: #2C5F2D;
    text-decoration: none;
}
.logo i {
    color: #2C5F2D;
    margin-right: 6px;
}

h2 {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 1.5rem;
    color: #1E2A32;
}

.form-group {
    margin-bottom: 1rem;
}
.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #4A5B6E;
}
.form-input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid #E2E6EA;
    border-radius: 0.75rem;
    background: #FFFFFF;
    font-size: 1rem;
    font-family: inherit;
    transition: 0.2s;
}
.form-input:focus {
    outline: none;
    border-color: #2C5F2D;
    box-shadow: 0 0 0 3px rgba(44,95,45,0.1);
}
.code-group {
    display: flex;
    gap: 0.5rem;
}
.code-group .form-input {
    flex: 1;
}
.btn-code {
    background: #F8F9FC;
    border: 1px solid #E2E6EA;
    border-radius: 0.75rem;
    padding: 0 1rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
}
.btn-code:hover {
    background: #F0F2F5;
}

.btn-register {
    width: 100%;
    background: #2C5F2D;
    border: none;
    border-radius: 0.75rem;
    padding: 0.8rem;
    font-weight: 600;
    font-size: 1rem;
    color: white;
    cursor: pointer;
    transition: 0.2s;
    margin-top: 0.5rem;
}
.btn-register:hover {
    background: #1F4620;
}

.login-link {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: #5A6E7E;
}
.login-link a {
    color: #2C5F2D;
    text-decoration: none;
    font-weight: 500;
}
.login-link a:hover {
    text-decoration: underline;
}

.terms {
    margin-top: 1rem;
    font-size: 0.75rem;
    color: #7A8A9A;
    text-align: center;
}