/* Base Styles */
:root {
    --primary-color: #4a6bff;
    --secondary-color: #6c5ce7;
    --success-color: #00b894;
    --warning-color: #fdcb6e;
    --error-color: #d63031;
    --text-color: #2d3436;
    --light-text: #636e72;
    --bg-color: #f5f6fa;
    --card-bg: #ffffff;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Signup Container */
.signup-container {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 2rem;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.signup-header {
    text-align: center;
    margin-bottom: 2rem;
}

.signup-header .logo {
    width: 120px;
    margin-bottom: 1rem;
}

.signup-header h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.signup-header p {
    color: var(--light-text);
    font-size: 0.9rem;
}

/* Form Styles */
.signup-form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-color);
}

.form-group input {
    padding: 0.8rem 1rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 2px rgba(74, 107, 255, 0.2);
}

.password-input {
    position: relative;
}

.password-input input {
    width: 100%;
    padding-right: 40px;
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: var(--light-text);
}

.validation-message {
    font-size: 0.8rem;
    margin-top: 0.2rem;
}

/* Terms Checkbox */
.terms {
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
    margin: 0.5rem 0;
}

.terms input {
    width: auto;
}

.terms label {
    font-weight: normal;
    font-size: 0.85rem;
}

.terms a {
    color: var(--primary-color);
    text-decoration: none;
}

.terms a:hover {
    text-decoration: underline;
}

/* Button */
.signup-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.5rem;
}

.signup-btn:hover {
    background-color: #3a5bef;
}

/* Login Link */
.login-link {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--light-text);
}

.login-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.login-link a:hover {
    text-decoration: underline;
}

/* Alert Messages */
.alert {
    padding: 0.8rem 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.alert.success {
    background-color: rgba(0, 184, 148, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(0, 184, 148, 0.3);
}

.alert.warning {
    background-color: rgba(253, 203, 110, 0.1);
    color: #e17055;
    border: 1px solid rgba(253, 203, 110, 0.3);
}

.alert.error {
    background-color: rgba(214, 48, 49, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(214, 48, 49, 0.3);
}

/* Responsive Design */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    
    .signup-container {
        padding: 1.5rem;
    }
    
    .signup-header h1 {
        font-size: 1.5rem;
    }
}

@media (max-width: 400px) {
    .signup-container {
        padding: 1rem;
    }
    
    .form-group input {
        padding: 0.7rem 0.9rem;
    }
    
    .signup-btn {
        padding: 0.8rem;
    }
}