.bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.floating-shapes {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
    transform: scale(1.5);
}

.shape-3 {
    top: 80%;
    left: 20%;
    animation-delay: 4s;
    transform: scale(0.8);
}

.shape-4 {
    top: 30%;
    left: 70%;
    animation-delay: 1s;
    transform: scale(1.2);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.7;
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

.login-container {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 25px;
    padding: 3rem;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    width: 100%;
    max-width: 450px;
    animation: slideUp 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

    .login-card::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
        transition: left 0.8s ease;
    }

    .login-card:hover::before {
        left: 100%;
    }

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-section {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #0d6efd);
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.logo i {
    font-size: 2rem;
    color: white;
}

.welcome-text {
    color: #2d3748;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.welcome-subtitle {
    color: #718096;
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-label {
    display: block;
    color: #4a5568;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    border: 2px solid #e2e8f0;
    border-radius: 15px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
}

    .form-input:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        transform: translateY(-2px);
    }

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #a0aec0;
    transition: color 0.3s ease;
}

.form-input:focus + .input-icon {
    color: #667eea;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #a0aec0;
    cursor: pointer;
    transition: color 0.3s ease;
}

    .password-toggle:hover {
        color: #667eea;
    }

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

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

.custom-checkbox {
    width: 18px;
    height: 18px;
    border: 2px solid #cbd5e0;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

    .custom-checkbox.checked {
        background: linear-gradient(135deg, #667eea, #0d6efd);
        border-color: #667eea;
    }

        .custom-checkbox.checked::after {
            content: '✓';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: white;
            font-size: 12px;
            font-weight: bold;
        }

.forgot-password {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

    .forgot-password:hover {
        color: #5a67d8;
    }

.login-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #0d6efd 100%);
    color: white;
    border: none;
    border-radius: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

    .login-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
        transition: left 0.6s ease;
    }

    .login-btn:hover::before {
        left: 100%;
    }

    .login-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
    }

    .login-btn:active {
        transform: translateY(0);
    }

.divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

    .divider::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 0;
        right: 0;
        height: 1px;
        background: #e2e8f0;
    }

    .divider span {
        background: rgba(255, 255, 255, 0.95);
        padding: 0 1rem;
        color: #718096;
        font-size: 0.9rem;
    }

.social-login {
    display: flex;
    gap: 1rem;
}

.social-btn {
    flex: 1;
    padding: 0.8rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    color: #4a5568;
}

    .social-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    }

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

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

.signup-link {
    text-align: center;
    margin-top: 2rem;
    color: #718096;
}

    .signup-link a {
        color: #667eea;
        text-decoration: none;
        font-weight: 600;
    }

        .signup-link a:hover {
            color: #5a67d8;
        }

/* Loading animation */
.loading {
    display: none;
}

    .loading.active {
        display: inline-block;
        width: 20px;
        height: 20px;
        border: 2px solid rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        border-top-color: white;
        animation: spin 1s ease-in-out infinite;
    }

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

@media (max-width: 576px) {
    .login-card {
        padding: 2rem;
        margin: 1rem;
    }

    .welcome-text {
        font-size: 1.5rem;
    }

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