/* login.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6b7280;
    --secondary-color: #4b5563;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --text-color: #333;
    --text-light: #666;
    --border-color: #ddd;
    --bg-light: #f8fafc;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #f3f4f6 0%, #fafafa 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

/* Shared auth styles */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: linear-gradient(135deg, #f3f4f6 0%, #fafafa 100%);
}

.auth-form {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 420px;
}

.auth-form .logo {
    text-align: center;
    margin-bottom: 1.5rem;
}

.auth-form .logo img {
    height: 40px;
}

.auth-form h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-color);
    font-size: 1.5rem;
}

/* Button styles */
.btn-primary {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    background-color: rgba(102, 126, 234, 0.05);
}

/* Auth links */
.auth-link {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-light);
}

.auth-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

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

.signin-container {
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    width: 100%;
    max-width: 400px;
}

.signin-form h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: #333;
}

.form-group {
    margin-bottom: 1rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #555;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #6b7280;
}

.toggle-password {
    position: absolute;
    right: 10px;
    top: 65%;
    transform: translateY(-50%);
    cursor: pointer;
    user-select: none;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #555;
}

.forgot-password {
    color: #4b5563;
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

.signin-btn {
    width: 100%;
    padding: 0.75rem;
    color: black;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s;
}

.signin-btn:hover {
    transform: translateY(-2px);
}

.signup-btn {
    width: 100%;
    padding: 0.75rem;
    color: black;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s;
}

.signup-btn:hover {
    transform: translateY(-2px);
}

.signup-link {
    text-align: center;
    margin-top: 1rem;
    color: #555;
}

.signup-link a {
    color: #4b5563;
    text-decoration: none;
}

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

.social-login {
    margin-top: 1.5rem;
    text-align: center;
}

.social-login p {
    margin-bottom: 1rem;
    color: #666;
}

.social-buttons {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

.social-btn {
    padding: 0.5rem 1rem;
    border: 2px solid #ddd;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.social-btn.google:hover {
    border-color: #db4437;
    color: #db4437;
}

.social-btn.facebook:hover {
    border-color: #4267B2;
    color: #4267B2;
}

.social-btn.github:hover {
    border-color: #333;
    c