:root {
        --primary: #4361ee;
        --primary-dark: #3a56d4;
        --secondary: #7209b7;
        --dark: #1a1a2e;
        --light: #f8f9fa;
        --gray: #6c757d;
        --light-gray: #e9ecef;
        --border: #dee2e6;
        --text: #212529;
        --success: #4ade80;
        --error: #e63946;
        --transition: all 0.2s ease;
    }

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

    body {
        font-family: 'Inter', sans-serif;
        color: var(--text);
        background: linear-gradient(135deg, #f0f4ff 0%, #e6f7ff 100%);
        line-height: 1.5;
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }

    .login-container {
        background: white;
        border-radius: 16px;
        padding: 25px 20px;
        box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.1);
        text-align: center;
        max-width: 480px;
        width: 100%;
        border: 1px solid var(--border);
    }

    .logo-container {
        display: flex;
        justify-content: center;
        margin-bottom: 20px;
    }

    .logo {
        width: 80px;
        height: 80px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 5px;
    }

    .logo img {
        width: 100%;
        height: 100%;
        object-fit: contain;
        filter: brightness(0) saturate(100%);
    }

    .login-header {
        margin-bottom: 20px;
    }

    .login-header h1 {
        font-size: 1.6rem;
        margin-bottom: 8px;
        font-weight: 700;
        color: var(--dark);
    }

    .login-header p {
        color: var(--gray);
        font-size: 1rem;
        margin: 0;
    }

    .form-group {
        margin-bottom: 20px;
        text-align: left;
        position: relative;
    }

    .form-group label {
        position: absolute;
        top: 14px;
        left: 18px;
        transition: all 0.2s ease;
        pointer-events: none;
        color: var(--gray);
        background: white;
        padding: 0 5px;
        font-size: 1rem;
        z-index: 1;
    }

    .form-control {
        width: 100%;
        padding: 18px 16px 8px;
        border: 1px solid var(--border);
        border-radius: 10px;
        font-size: 16px;
        font-family: 'Inter', sans-serif;
        transition: var(--transition);
        background: white;
        position: relative;
    }

    .form-control:focus {
        outline: none;
        border-color: var(--primary);
        box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.15);
    }

    .form-control.invalid {
        border-color: var(--error);
        box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.15);
    }

    .form-control:-webkit-autofill,
    .form-control:-webkit-autofill:hover,
    .form-control:-webkit-autofill:focus {
        -webkit-box-shadow: 0 0 0px 1000px white inset;
        -webkit-text-fill-color: var(--text);
        transition: background-color 5000s ease-in-out 0s;
    }

    .form-control:focus+label {
        top: -10px;
        left: 12px;
        font-size: 0.85rem;
        color: var(--primary);
        background: white;
    }

    .form-control.filled+label {
        top: -10px;
        left: 12px;
        font-size: 0.85rem;
        color: var(--primary);
        background: white;
    }

    .form-control:-webkit-autofill+label {
        top: -10px;
        left: 12px;
        font-size: 0.85rem;
        color: var(--primary);
        background: white;
    }

    .form-options {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
        font-size: 1rem;
    }

    .remember-me {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .remember-me input {
        width: 20px;
        height: 20px;
        accent-color: var(--primary);
    }

    .forgot-password {
        color: var(--primary);
        text-decoration: none;
        font-weight: 500;
        transition: var(--transition);
    }

    .forgot-password:hover {
        color: var(--primary-dark);
        text-decoration: underline;
    }

    .btn {
        display: inline-block;
        padding: 14px 20px;
        border-radius: 10px;
        font-weight: 600;
        text-decoration: none;
        text-align: center;
        transition: var(--transition);
        cursor: pointer;
        border: none;
        font-size: 16px;
        width: 100%;
        font-family: 'Inter', sans-serif;
        background: var(--primary);
        color: white;
        box-shadow: 0 4px 10px rgba(67, 97, 238, 0.25);
    }

    .btn:hover {
        background: var(--primary-dark);
        transform: translateY(-2px);
        box-shadow: 0 6px 12px rgba(67, 97, 238, 0.3);
    }

    .divider {
        text-align: center;
        margin: 20px 0;
        position: relative;
        color: var(--gray);
        font-size: 1rem;
    }

    .divider:before,
    .divider:after {
        content: '';
        position: absolute;
        top: 50%;
        width: 42%;
        height: 1px;
        background: var(--border);
    }

    .divider:before {
        left: 0;
    }

    .divider:after {
        right: 0;
    }

    .social-login {
        display: flex;
        gap: 15px;
        margin-bottom: 25px;
    }

    .social-btn {
        flex: 1;
        padding: 14px;
        border: 1px solid var(--border);
        border-radius: 10px;
        background: white;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        font-weight: 500;
        cursor: pointer;
        transition: var(--transition);
        font-family: 'Inter', sans-serif;
        font-size: 1rem;
    }

    .social-btn:hover {
        border-color: var(--primary);
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
    }

    .signup-link {
        text-align: center;
        margin-top: 15px;
        color: var(--gray);
        font-size: 1rem;
    }

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

    .signup-link a:hover {
        color: var(--primary-dark);
        text-decoration: underline;
    }

    .autofill-indicator {
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--success);
        font-size: 1rem;
        opacity: 0;
        transition: opacity 0.3s ease;
        pointer-events: none;
    }

    .form-control.filled.valid~.autofill-indicator {
        opacity: 1;
    }


    .error-message {
        color: var(--error);
        font-size: 0.85rem;
        margin-top: 5px;
        display: none;
    }

    .form-control.invalid~.error-message {
        display: block;
    }

    /* Password toggle styles */
    .password-toggle {
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        cursor: pointer;
        color: var(--gray);
        font-size: 1.2rem;
        transition: var(--transition);
        z-index: 2;
    }

    .password-toggle:hover {
        color: var(--primary);
    }

    /* Adjust padding for password field to accommodate eye icon */
    #password {
        padding-right: 50px;
    }

    @media (max-width: 576px) {
        .login-container {
            padding: 20px 15px;
        }

        .logo {
            width: 70px;
            height: 70px;
        }

        .login-header h1 {
            font-size: 1.5rem;
        }

        .social-login {
            flex-direction: column;
        }

        .form-options {
            flex-direction: column;
            gap: 15px;
            align-items: flex-start;
        }
    }